diff --git a/lib/nodejs/serve.js b/lib/nodejs/serve.js
index 5413ac069..9a1b56767 100755
--- a/lib/nodejs/serve.js
+++ b/lib/nodejs/serve.js
@@ -98,7 +98,8 @@ function ServeYAML( filename, response, URL ) {
         try {
             var deYAML = JSON.stringify( YAML.load( file ) );
         } catch ( e ) {
-            global.log( "error parsing YAML " + filename );
+            global.log( "error parsing YAML " + filename);
+            global.log("" + e);
             _404( response );
             return;
         }
diff --git a/support/client/lib/vwf.js b/support/client/lib/vwf.js
index 36e3e758a..fa239e70c 100644
--- a/support/client/lib/vwf.js
+++ b/support/client/lib/vwf.js
@@ -323,6 +323,9 @@
                     "vwf/model/blockly/msg/js/en": {
                         deps: [ "vwf/model/blockly/blockly_compressed" ]
                     },
+                    "vwf/model/hud/hud": {
+                        exports: "HUD"
+                    }
                 }
             };
 
@@ -363,6 +366,8 @@
                     active: false 
                 },
                 { library: "vwf/model/graphtool", active: false },
+                { library: "vwf/model/hud", active: false },
+                { library: "vwf/model/eventManager", active: false },
                 { library: "vwf/model/sound", active: false },
                 { library: "vwf/model/object", active: true },
                 { library: "vwf/model/stage/log", active: true },
@@ -400,11 +405,13 @@
                     active: false 
                 },
                 { library: "vwf/view/blockly", active: false },
+                { library: "vwf/view/hud", active: false },
                 { library: "vwf/view/sound", active: false },
                 { library: "vwf/view/touch", active: false },
                 { library: "vwf/view/cesium", active: false },
                 { library: "vwf/view/kineticjs", active: false },
                 { library: "vwf/view/mil-sym", active: false },
+                { library: "vwf/view/jPlayer", linkedLibraries: ["vwf/model/jPlayer.2.7.1/jquery.jplayer.min"], active: false },
                 { library: "vwf/view/audio", active: false },
                 { library: "vwf/kernel/utility", active: true },
                 { library: "vwf/utility", active: true },
@@ -439,6 +446,8 @@
                     { library: "vwf/model/cesium", active: false },
                     { library: "vwf/model/blockly", active: false },
                     { library: "vwf/model/graphtool", active: false },
+                    { library: "vwf/model/hud", active: false },
+                    { library: "vwf/model/eventManager", active: false },
                     { library: "vwf/model/sound", active: false },
                     { library: "vwf/model/kineticjs", active: false },
                     { library: "vwf/model/mil-sym", active: false },
@@ -456,10 +465,12 @@
                     { library: "vwf/view/google-earth", active: false },
                     { library: "vwf/view/cesium", active: false },
                     { library: "vwf/view/blockly", active: false },
+                    { library: "vwf/view/hud", active: false },
                     { library: "vwf/view/sound", active: false },
                     { library: "vwf/view/touch", active: false },
                     { library: "vwf/view/kineticjs", active: false },
                     { library: "vwf/view/mil-sym", active: false },
+                    { library: "vwf/view/jPlayer", active: false },
                     { library: "vwf/view/audio", active: false },
                     { library: "vwf/view/webrtc", active: false}
                 ]
@@ -697,7 +708,7 @@
 
                     var model = require( modelName ).create(
                         this.models.kernel,                         // model's kernel access
-                        [ require( "vwf/model/stage/log" ) ],       // stages between the kernel and model
+                        [],       // stages between the kernel and model
                         {},                                         // state shared with a paired view
                         [].concat( modelArguments || [] )           // arguments for initialize()
                     );
@@ -716,11 +727,16 @@
                             while ( this.models.object.model ) this.models.object = this.models.object.model;
                         }
                         
-                        if(model.model.compatibilityStatus) {
+                        if(model.model && model.model.compatibilityStatus) {
                             if(!model.model.compatibilityStatus.compatible) {
                                 compatibilityStatus.compatible = false;
                                 jQuery.extend(compatibilityStatus.errors, model.model.compatibilityStatus.errors);
                             }
+                        } else if(model.compatibilityStatus) {
+                            if(!model.compatibilityStatus.compatible) {
+                                compatibilityStatus.compatible = false;
+                                jQuery.extend(compatibilityStatus.errors, model.compatibilityStatus.errors);
+                            }
                         }
                     }
 
@@ -3177,73 +3193,87 @@ if ( ! childComponent.source ) {
 
             var delegated = false, assigned = false;
 
-            // Call settingProperty() on each model. The first model to return a non-undefined value
-            // has performed the set and dictates the return value. The property is considered set
-            // after all models have run.
+            if ( propertyName[ propertyName.length - 1 ] !== "$" ) {
 
-            this.models.some( function( model, index ) {
+                // Call settingProperty() on each model. The first model to return a non-undefined value
+                // has performed the set and dictates the return value. The property is considered set
+                // after all models have run.
 
-                // Skip initial models that an outer call has already invoked for this node and
-                // property (if any). If an inner call completed for this node and property, skip
-                // the remaining models.
+                this.models.some( function( model, index ) {
 
-                if ( ( ! reentered || index > entry.index ) && ! reentry.completed ) {
+                    // Skip initial models that an outer call has already invoked for this node and
+                    // property (if any). If an inner call completed for this node and property, skip
+                    // the remaining models.
 
-                    // Record the active model number.
- 
-                    reentry.index = index;
+                    if ( ( ! reentered || index > entry.index ) && ! reentry.completed ) {
 
-                    // Record the number of assignments made since the outermost call. When
-                    // `entrants.assignments` increases, a driver has called `setProperty` to make
-                    // an assignment elsewhere.
+                        // Record the active model number.
 
-                    var assignments = entrants.assignments;
+                        reentry.index = index;
 
-                    // Make the call.
+                        // Record the number of assignments made since the outermost call. When
+                        // `entrants.assignments` increases, a driver has called `setProperty` to make
+                        // an assignment elsewhere.
 
-                    if ( ! delegated && ! assigned ) {
-                        var value = model[settingPropertyEtc] && model[settingPropertyEtc]( nodeID, propertyName, propertyValue );
-                    } else {
-                        model[settingPropertyEtc] && model[settingPropertyEtc]( nodeID, propertyName, undefined );
-                    }
+                        var assignments = entrants.assignments;
 
-                    // Ignore the result if reentry is disabled and the driver attempted to call
-                    // back into the kernel. Kernel reentry is disabled during replication to 
-                    // prevent coloring from accessor scripts.
+                        // Make the call.
 
-                    if ( this.models.kernel.blocked() ) {  // TODO: this might be better handled wholly in vwf/kernel/model by converting to a stage and clearing blocked results on the return
-                        value = undefined;
-                    }
+                        if ( ! delegated && ! assigned ) {
+                            var value = model[settingPropertyEtc] && model[settingPropertyEtc]( nodeID, propertyName, propertyValue );
+                        } else {
+                            model[settingPropertyEtc] && model[settingPropertyEtc]( nodeID, propertyName, undefined );
+                        }
 
-                    // The property was delegated if the call made any assignments.
+                        // Ignore the result if reentry is disabled and the driver attempted to call
+                        // back into the kernel. Kernel reentry is disabled during replication to
+                        // prevent coloring from accessor scripts.
 
-                    if ( entrants.assignments !== assignments ) {
-                        delegated = true;
-                    }
+                        if ( this.models.kernel.blocked() ) {  // TODO: this might be better handled wholly in vwf/kernel/model by converting to a stage and clearing blocked results on the return
+                            value = undefined;
+                        }
 
-                    // Otherwise if the call returned a value, the property was assigned here.
+                        // The property was delegated if the call made any assignments.
 
-                    else if ( value !== undefined ) {
-                        entrants.assignments++;
-                        assigned = true;
-                    }
+                        if ( entrants.assignments !== assignments ) {
+                            delegated = true;
+                        }
 
-                    // Record the value actually assigned. This may differ from the incoming value
-                    // if it was range limited, quantized, etc. by the model. This is the value
-                    // passed to the views.
+                        // Otherwise if the call returned a value, the property was assigned here.
 
-                    if ( value !== undefined ) {
-                        propertyValue = value;
+                        else if ( value !== undefined ) {
+                            entrants.assignments++;
+                            assigned = true;
+                        }
+
+                        // Record the value actually assigned. This may differ from the incoming value
+                        // if it was range limited, quantized, etc. by the model. This is the value
+                        // passed to the views.
+
+                        if ( value !== undefined ) {
+                            propertyValue = value;
+                        }
+
+                        // If we are setting, exit from the this.models.some() iterator once the value
+                        // has been set. Don't exit early if we are creating or initializing since every
+                        // model needs the opportunity to register the property.
+
+                        return settingPropertyEtc == "settingProperty" && ( delegated || assigned );
                     }
 
-                    // If we are setting, exit from the this.models.some() iterator once the value
-                    // has been set. Don't exit early if we are creating or initializing since every
-                    // model needs the opportunity to register the property.
+                }, this );
 
-                    return settingPropertyEtc == "settingProperty" && ( delegated || assigned );
+            } else {
+
+                var value = this.models.object[settingPropertyEtc]( nodeID, propertyName, propertyValue );
+
+                if ( value !== undefined ) {
+                    entrants.assignments++;
+                    assigned = true;
+                    propertyValue = value;
                 }
 
-            }, this );
+            }
 
             // Record the change if the property was assigned here.
 
@@ -3258,7 +3288,7 @@ if ( ! childComponent.source ) {
             // ephemeral, and views on late-joining clients would never see it, it's best to never
             // send those notifications.
 
-            if ( assigned ) {
+            if ( assigned && propertyName[ propertyName.length - 1 ] !== "$" ) {
                 this.views.forEach( function( view ) {
                     view[satPropertyEtc] && view[satPropertyEtc]( nodeID, propertyName, propertyValue );
                 } );
@@ -3350,65 +3380,78 @@ if ( ! childComponent.source ) {
 
             var delegated = false, retrieved = false;
 
-            // Call gettingProperty() on each model. The first model to return a non-undefined value
-            // dictates the return value.
+            if ( propertyName[ propertyName.length - 1 ] !== "$" ) {
 
-            this.models.some( function( model, index ) {
+                // Call gettingProperty() on each model. The first model to return a non-undefined value
+                // dictates the return value.
 
-                // Skip initial models that an outer call has already invoked for this node and
-                // property (if any). If an inner call completed for this node and property, skip
-                // the remaining models.
+                this.models.some( function( model, index ) {
 
-                if ( ( ! reentered || index > entry.index ) && ! reentry.completed ) {
+                    // Skip initial models that an outer call has already invoked for this node and
+                    // property (if any). If an inner call completed for this node and property, skip
+                    // the remaining models.
 
-                    // Record the active model number.
- 
-                    reentry.index = index;
+                    if ( ( ! reentered || index > entry.index ) && ! reentry.completed ) {
 
-                    // Record the number of retrievals made since the outermost call. When
-                    // `entrants.retrievals` increases, a driver has called `getProperty` to make
-                    // a retrieval elsewhere.
+                        // Record the active model number.
 
-                    var retrievals = entrants.retrievals;
+                        reentry.index = index;
 
-                    // Make the call.
+                        // Record the number of retrievals made since the outermost call. When
+                        // `entrants.retrievals` increases, a driver has called `getProperty` to make
+                        // a retrieval elsewhere.
 
-                    var value = model.gettingProperty &&
-                        model.gettingProperty( nodeID, propertyName, propertyValue );  // TODO: probably don't need propertyValue here
+                        var retrievals = entrants.retrievals;
 
-                    // Ignore the result if reentry is disabled and the driver attempted to call
-                    // back into the kernel. Kernel reentry is disabled during replication to 
-                    // prevent coloring from accessor scripts.
+                        // Make the call.
 
-                    if ( this.models.kernel.blocked() ) {  // TODO: this might be better handled wholly in vwf/kernel/model by converting to a stage and clearing blocked results on the return
-                        value = undefined;
-                    }
+                        var value = model.gettingProperty &&
+                            model.gettingProperty( nodeID, propertyName, propertyValue );  // TODO: probably don't need propertyValue here
 
-                    // The property was delegated if the call made any retrievals.
+                        // Ignore the result if reentry is disabled and the driver attempted to call
+                        // back into the kernel. Kernel reentry is disabled during replication to
+                        // prevent coloring from accessor scripts.
 
-                    if ( entrants.retrievals !== retrievals ) {
-                        delegated = true;
-                    }
+                        if ( this.models.kernel.blocked() ) {  // TODO: this might be better handled wholly in vwf/kernel/model by converting to a stage and clearing blocked results on the return
+                            value = undefined;
+                        }
 
-                    // Otherwise if the call returned a value, the property was retrieved here.
+                        // The property was delegated if the call made any retrievals.
 
-                    else if ( value !== undefined ) {
-                        entrants.retrievals++;
-                        retrieved = true;
-                    }
+                        if ( entrants.retrievals !== retrievals ) {
+                            delegated = true;
+                        }
+
+                        // Otherwise if the call returned a value, the property was retrieved here.
+
+                        else if ( value !== undefined ) {
+                            entrants.retrievals++;
+                            retrieved = true;
+                        }
+
+                        // Record the value retrieved.
+
+                        if ( value !== undefined ) {
+                            propertyValue = value;
+                        }
 
-                    // Record the value retrieved.
+                        // Exit from the this.models.some() iterator once we have a return value.
 
-                    if ( value !== undefined ) {
-                        propertyValue = value;
+                        return delegated || retrieved;
                     }
 
-                    // Exit from the this.models.some() iterator once we have a return value.
+                }, this );
+
+            } else {
+
+                var value = this.models.object.gettingProperty( nodeID, propertyName, propertyValue );  // TODO: probably don't need propertyValue here
 
-                    return delegated || retrieved;
+                if ( value !== undefined ) {
+                    entrants.retrievals++;
+                    propertyValue = value;
                 }
 
-            }, this );
+            }
 
             if ( reentered ) {
 
@@ -3447,9 +3490,11 @@ if ( ! childComponent.source ) {
 
                 // Call gotProperty() on each view.
 
-                this.views.forEach( function( view ) {
-                    view.gotProperty && view.gotProperty( nodeID, propertyName, propertyValue );  // TODO: be sure this is the value actually gotten and not an intermediate value from above
-                } );
+                if ( propertyName[ propertyName.length - 1 ] !== "$" ) {
+                    this.views.forEach( function( view ) {
+                        view.gotProperty && view.gotProperty( nodeID, propertyName, propertyValue );  // TODO: be sure this is the value actually gotten and not an intermediate value from above
+                    } );
+                }
 
             }
 
@@ -4319,8 +4364,12 @@ if ( ! childComponent.source ) {
         /// 
         /// @see {@link module:vwf/api/kernel.application}
 
+this.applicationID = undefined;
+
         this.application = function( initializedOnly ) {
 
+if ( this.applicationID ) return this.applicationID;
+
             var applicationID;
 
             Object.keys( nodes.globals ).forEach( function( globalID ) {
@@ -4330,6 +4379,8 @@ if ( ! childComponent.source ) {
                 }
             }, this );
 
+this.applicationID = applicationID;
+
             return applicationID;
         };
 
diff --git a/support/client/lib/vwf/model/blockly.js b/support/client/lib/vwf/model/blockly.js
index 5bdea9eac..27ead98a0 100644
--- a/support/client/lib/vwf/model/blockly.js
+++ b/support/client/lib/vwf/model/blockly.js
@@ -63,7 +63,8 @@ define( [ "module", "vwf/model", "vwf/utility",
                         "defaultXml": undefined,
                         "code": undefined,
                         "lastLineExeTime": undefined,
-                        "timeBetweenLines": 1,
+                        "timeBetweenLines": 0.5,
+                        "baseExecutionSpeed": 1,
                         "interpreter": undefined,
                         "interpreterStatus": ""
                     };
@@ -226,9 +227,30 @@ define( [ "module", "vwf/model", "vwf/utility",
                     case  "blockly_code":
                         value = node.code = propertyValue;
                         break;
-                    
+
+                    case "new_xml":
+                           node.blocks = propertyValue;
+                           value = propertyValue; 
+                        break;
+
                     case "blockly_xml":
-                        value = node.blocks = propertyValue;
+                           node.blocks = propertyValue;
+                           value = propertyValue; 
+                        break;
+
+                     case "blockly_timeBetweenLines":
+                        this.state.blockly.node.timeBetweenLines = propertyValue;
+                        break;
+
+                    case "blockly_baseExecutionSpeed":
+
+                        if ( propertyValue > 0 && propertyValue <= 10 ) {
+                            this.state.blockly.node.baseExecutionSpeed = propertyValue;
+                        } else {
+                            this.logger.errorx("baseExecutionSpeed", "Blockly node with", nodeID, 
+                                "must be in the range (0,10).");
+                        }
+                        
                         break;
 
                     case "blockly_executing":
@@ -307,7 +329,7 @@ define( [ "module", "vwf/model", "vwf/utility",
 
         // -- callingMethod --------------------------------------------------------------------------
 
-        callingMethod: function( nodeID, methodName /* [, parameter1, parameter2, ... ] */ ) { // TODO: parameters
+        callingMethod: function( nodeID, methodName, methodParameters ) { 
             var node = this.state.nodes[ nodeID ];
 
             if ( this.debug.methods ) {
@@ -317,7 +339,7 @@ define( [ "module", "vwf/model", "vwf/utility",
             if ( nodeID == this.kernel.application() ) {
                 
                 switch ( methodName ) {
-                    
+                        
                     case "stopAllExecution":
                         for ( var id in this.state.executingBlocks ) {
                             this.state.executingBlocks[ id ].interpreterStatus = "completed";
@@ -332,8 +354,6 @@ define( [ "module", "vwf/model", "vwf/utility",
                             this.kernel.fireEvent( id, "blocklyStarted", [ true ] );
                         }  
                         break;
-
-
                 }
             } else if ( node !== undefined ) {
                 switch ( methodName ) {
@@ -344,6 +364,17 @@ define( [ "module", "vwf/model", "vwf/utility",
                             this.kernel.setProperty( nodeID, "blockly_xml", '<xml></xml>' );
                         }
                         break;
+                    case "stopExecution":
+                        var currBlockly3Node = this.state.executingBlocks[ nodeID ];
+                        if ( currBlockly3Node ) {
+                            currBlockly3Node.interpreterStatus = "completed";
+                            this.kernel.setProperty( nodeID, 'blockly_executing', false );
+                            this.kernel.fireEvent( nodeID, "blocklyStopped", [ true ] );
+                        } else {
+                            this.logger.errorx("stopExecutionForNode", "Node with", nodeID, 
+                                "is not currently executing Blockly!");
+                        } 
+                        break;
                 }
             }
         },
@@ -367,8 +398,9 @@ define( [ "module", "vwf/model", "vwf/utility",
                 for ( var nodeID in this.state.executingBlocks ) {
 
                     blocklyNode = this.state.executingBlocks[ nodeID ];
-                    var executeNextLine = false;
 
+                    var executeNextLine = false;
+                    
                     if ( blocklyNode.interpreter === undefined ||
                          blocklyNode.interpreterStatus === "completed" ) {
                         blocklyNode.interpreter = createInterpreter( acorn, blocklyNode.code );
@@ -377,7 +409,7 @@ define( [ "module", "vwf/model", "vwf/utility",
                         executeNextLine = true;
                     } else {
                         var elaspedTime = vwfTime - blocklyNode.lastLineExeTime;
-                        if ( elaspedTime >= blocklyNode.timeBetweenLines ) {
+                        if ( elaspedTime >= ( blocklyNode.timeBetweenLines * blocklyNode.baseExecutionSpeed ) ) {
                             executeNextLine = true;
                             blocklyNode.lastLineExeTime = vwfTime;
                         } 
@@ -386,10 +418,11 @@ define( [ "module", "vwf/model", "vwf/utility",
                     if ( executeNextLine ) {
 
                         self.state.executionHalted = false;
-                        
                         nextStep( blocklyNode );
 
-                        this.kernel.fireEvent( nodeID, "blocklyExecuted", [ blocklyNode.interpreter.value ] ); 
+                        // Does this serve any real purpose? It's not handled in any application.
+                        // Certain blocks, such as repeat blocks, break with the recursive node reference changes.
+                        // this.kernel.fireEvent( nodeID, "blocklyExecuted", [ blocklyNode.interpreter.value ] ); 
                     }
                 } 
             }
@@ -398,18 +431,6 @@ define( [ "module", "vwf/model", "vwf/utility",
 
     } );
 
-    function getPrototypes( extendsID ) {
-        var prototypes = [];
-        var id = extendsID;
-
-        while ( id !== undefined ) {
-            prototypes.push( id );
-            id = self.kernel.prototype( id );
-        }
-                
-        return prototypes;
-    }
-
     function isBlockly3Node( nodeID ) {
         return self.kernel.test( nodeID,
             "self::element(*,'http://vwf.example.com/blockly/controller.vwf')",
diff --git a/support/client/lib/vwf/model/blockly/blockly_compressed.js b/support/client/lib/vwf/model/blockly/blockly_compressed.js
index 9a0ab7c43..8b6d0159c 100644
--- a/support/client/lib/vwf/model/blockly/blockly_compressed.js
+++ b/support/client/lib/vwf/model/blockly/blockly_compressed.js
@@ -1,233 +1,366 @@
 // Do not edit this file; automatically generated by build.py.
 "use strict";
 
-var COMPILED=!0,goog=goog||{};goog.global=this;goog.exportPath_=function(a,b,c){a=a.split(".");c=c||goog.global;a[0]in c||!c.execScript||c.execScript("var "+a[0]);for(var d;a.length&&(d=a.shift());)a.length||void 0===b?c=c[d]?c[d]:c[d]={}:c[d]=b};goog.define=function(a,b){var c=b;COMPILED||goog.global.CLOSURE_DEFINES&&Object.prototype.hasOwnProperty.call(goog.global.CLOSURE_DEFINES,a)&&(c=goog.global.CLOSURE_DEFINES[a]);goog.exportPath_(a,c)};goog.DEBUG=!0;goog.LOCALE="en";goog.TRUSTED_SITE=!0;
-goog.provide=function(a){if(!COMPILED){if(goog.isProvided_(a))throw Error('Namespace "'+a+'" already declared.');delete goog.implicitNamespaces_[a];for(var b=a;(b=b.substring(0,b.lastIndexOf(".")))&&!goog.getObjectByName(b);)goog.implicitNamespaces_[b]=!0}goog.exportPath_(a)};goog.setTestOnly=function(a){if(COMPILED&&!goog.DEBUG)throw a=a||"",Error("Importing test-only code into non-debug environment"+a?": "+a:".");};
-COMPILED||(goog.isProvided_=function(a){return!goog.implicitNamespaces_[a]&&!!goog.getObjectByName(a)},goog.implicitNamespaces_={});goog.getObjectByName=function(a,b){for(var c=a.split("."),d=b||goog.global,e;e=c.shift();)if(goog.isDefAndNotNull(d[e]))d=d[e];else return null;return d};goog.globalize=function(a,b){var c=b||goog.global,d;for(d in a)c[d]=a[d]};
-goog.addDependency=function(a,b,c){if(goog.DEPENDENCIES_ENABLED){var d;a=a.replace(/\\/g,"/");for(var e=goog.dependencies_,f=0;d=b[f];f++)e.nameToPath[d]=a,a in e.pathToNames||(e.pathToNames[a]={}),e.pathToNames[a][d]=!0;for(d=0;b=c[d];d++)a in e.requires||(e.requires[a]={}),e.requires[a][b]=!0}};goog.ENABLE_DEBUG_LOADER=!0;
-goog.require=function(a){if(!COMPILED&&!goog.isProvided_(a)){if(goog.ENABLE_DEBUG_LOADER){var b=goog.getPathFromDeps_(a);if(b){goog.included_[b]=!0;goog.writeScripts_();return}}a="goog.require could not find: "+a;goog.global.console&&goog.global.console.error(a);throw Error(a);}};goog.basePath="";goog.nullFunction=function(){};goog.identityFunction=function(a,b){return a};goog.abstractMethod=function(){throw Error("unimplemented abstract method");};
-goog.addSingletonGetter=function(a){a.getInstance=function(){if(a.instance_)return a.instance_;goog.DEBUG&&(goog.instantiatedSingletons_[goog.instantiatedSingletons_.length]=a);return a.instance_=new a}};goog.instantiatedSingletons_=[];goog.DEPENDENCIES_ENABLED=!COMPILED&&goog.ENABLE_DEBUG_LOADER;
-goog.DEPENDENCIES_ENABLED&&(goog.included_={},goog.dependencies_={pathToNames:{},nameToPath:{},requires:{},visited:{},written:{}},goog.inHtmlDocument_=function(){var a=goog.global.document;return"undefined"!=typeof a&&"write"in a},goog.findBasePath_=function(){if(goog.global.CLOSURE_BASE_PATH)goog.basePath=goog.global.CLOSURE_BASE_PATH;else if(goog.inHtmlDocument_())for(var a=goog.global.document.getElementsByTagName("script"),b=a.length-1;0<=b;--b){var c=a[b].src,d=c.lastIndexOf("?"),d=-1==d?c.length:
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+goog.string.unescapeEntitiesWithDocument=function(a,b){return goog.string.contains(a,"&")?goog.string.unescapeEntitiesUsingDom_(a,b):a};
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 goog.string.quote=function(a){a=String(a);if(a.quote)return a.quote();for(var b=['"'],c=0;c<a.length;c++){var d=a.charAt(c),e=d.charCodeAt(0);b[c+1]=goog.string.specialEscapeChars_[d]||(31<e&&127>e?d:goog.string.escapeChar(d))}b.push('"');return b.join("")};goog.string.escapeString=function(a){for(var b=[],c=0;c<a.length;c++)b[c]=goog.string.escapeChar(a.charAt(c));return b.join("")};
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-goog.userAgent.IE=goog.userAgent.BROWSER_KNOWN_?goog.userAgent.ASSUME_IE:goog.userAgent.detectedIe_;goog.userAgent.GECKO=goog.userAgent.BROWSER_KNOWN_?goog.userAgent.ASSUME_GECKO:goog.userAgent.detectedGecko_;goog.userAgent.WEBKIT=goog.userAgent.BROWSER_KNOWN_?goog.userAgent.ASSUME_WEBKIT||goog.userAgent.ASSUME_MOBILE_WEBKIT:goog.userAgent.detectedWebkit_;goog.userAgent.MOBILE=goog.userAgent.ASSUME_MOBILE_WEBKIT||goog.userAgent.detectedMobile_;goog.userAgent.SAFARI=goog.userAgent.WEBKIT;
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-goog.userAgent.PLATFORM_KNOWN_=goog.userAgent.ASSUME_MAC||goog.userAgent.ASSUME_WINDOWS||goog.userAgent.ASSUME_LINUX||goog.userAgent.ASSUME_X11||goog.userAgent.ASSUME_ANDROID||goog.userAgent.ASSUME_IPHONE||goog.userAgent.ASSUME_IPAD;
-goog.userAgent.initPlatform_=function(){goog.userAgent.detectedMac_=goog.string.contains(goog.userAgent.PLATFORM,"Mac");goog.userAgent.detectedWindows_=goog.string.contains(goog.userAgent.PLATFORM,"Win");goog.userAgent.detectedLinux_=goog.string.contains(goog.userAgent.PLATFORM,"Linux");goog.userAgent.detectedX11_=!!goog.userAgent.getNavigator()&&goog.string.contains(goog.userAgent.getNavigator().appVersion||"","X11");var a=goog.userAgent.getUserAgentString();goog.userAgent.detectedAndroid_=!!a&&
-goog.string.contains(a,"Android");goog.userAgent.detectedIPhone_=!!a&&goog.string.contains(a,"iPhone");goog.userAgent.detectedIPad_=!!a&&goog.string.contains(a,"iPad")};goog.userAgent.PLATFORM_KNOWN_||goog.userAgent.initPlatform_();goog.userAgent.MAC=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_MAC:goog.userAgent.detectedMac_;goog.userAgent.WINDOWS=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_WINDOWS:goog.userAgent.detectedWindows_;
-goog.userAgent.LINUX=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_LINUX:goog.userAgent.detectedLinux_;goog.userAgent.X11=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_X11:goog.userAgent.detectedX11_;goog.userAgent.ANDROID=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_ANDROID:goog.userAgent.detectedAndroid_;goog.userAgent.IPHONE=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_IPHONE:goog.userAgent.detectedIPhone_;
-goog.userAgent.IPAD=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_IPAD:goog.userAgent.detectedIPad_;
-goog.userAgent.determineVersion_=function(){var a="",b;goog.userAgent.OPERA&&goog.global.opera?(a=goog.global.opera.version,a="function"==typeof a?a():a):(goog.userAgent.GECKO?b=/rv\:([^\);]+)(\)|;)/:goog.userAgent.IE?b=/\b(?:MSIE|rv)[: ]([^\);]+)(\)|;)/:goog.userAgent.WEBKIT&&(b=/WebKit\/(\S+)/),b&&(a=(a=b.exec(goog.userAgent.getUserAgentString()))?a[1]:""));return goog.userAgent.IE&&(b=goog.userAgent.getDocumentMode_(),b>parseFloat(a))?String(b):a};
-goog.userAgent.getDocumentMode_=function(){var a=goog.global.document;return a?a.documentMode:void 0};goog.userAgent.VERSION=goog.userAgent.determineVersion_();goog.userAgent.compare=function(a,b){return goog.string.compareVersions(a,b)};goog.userAgent.isVersionOrHigherCache_={};
-goog.userAgent.isVersionOrHigher=function(a){return goog.userAgent.ASSUME_ANY_VERSION||goog.userAgent.isVersionOrHigherCache_[a]||(goog.userAgent.isVersionOrHigherCache_[a]=0<=goog.string.compareVersions(goog.userAgent.VERSION,a))};goog.userAgent.isVersion=goog.userAgent.isVersionOrHigher;goog.userAgent.isDocumentModeOrHigher=function(a){return goog.userAgent.IE&&goog.userAgent.DOCUMENT_MODE>=a};goog.userAgent.isDocumentMode=goog.userAgent.isDocumentModeOrHigher;
-goog.userAgent.DOCUMENT_MODE=function(){var a=goog.global.document;return a&&goog.userAgent.IE?goog.userAgent.getDocumentMode_()||("CSS1Compat"==a.compatMode?parseInt(goog.userAgent.VERSION,10):5):void 0}();goog.debug={};goog.debug.Error=function(a){Error.captureStackTrace?Error.captureStackTrace(this,goog.debug.Error):this.stack=Error().stack||"";a&&(this.message=String(a))};goog.inherits(goog.debug.Error,Error);goog.debug.Error.prototype.name="CustomError";goog.dom={};goog.dom.NodeType={ELEMENT:1,ATTRIBUTE:2,TEXT:3,CDATA_SECTION:4,ENTITY_REFERENCE:5,ENTITY:6,PROCESSING_INSTRUCTION:7,COMMENT:8,DOCUMENT:9,DOCUMENT_TYPE:10,DOCUMENT_FRAGMENT:11,NOTATION:12};goog.asserts={};goog.asserts.ENABLE_ASSERTS=goog.DEBUG;goog.asserts.AssertionError=function(a,b){b.unshift(a);goog.debug.Error.call(this,goog.string.subs.apply(null,b));b.shift();this.messagePattern=a};goog.inherits(goog.asserts.AssertionError,goog.debug.Error);goog.asserts.AssertionError.prototype.name="AssertionError";goog.asserts.doAssertFailure_=function(a,b,c,d){var e="Assertion failed";if(c)var e=e+(": "+c),f=d;else a&&(e+=": "+a,f=b);throw new goog.asserts.AssertionError(""+e,f||[]);};
-goog.asserts.assert=function(a,b,c){goog.asserts.ENABLE_ASSERTS&&!a&&goog.asserts.doAssertFailure_("",null,b,Array.prototype.slice.call(arguments,2));return a};goog.asserts.fail=function(a,b){if(goog.asserts.ENABLE_ASSERTS)throw new goog.asserts.AssertionError("Failure"+(a?": "+a:""),Array.prototype.slice.call(arguments,1));};
-goog.asserts.assertNumber=function(a,b,c){goog.asserts.ENABLE_ASSERTS&&!goog.isNumber(a)&&goog.asserts.doAssertFailure_("Expected number but got %s: %s.",[goog.typeOf(a),a],b,Array.prototype.slice.call(arguments,2));return a};goog.asserts.assertString=function(a,b,c){goog.asserts.ENABLE_ASSERTS&&!goog.isString(a)&&goog.asserts.doAssertFailure_("Expected string but got %s: %s.",[goog.typeOf(a),a],b,Array.prototype.slice.call(arguments,2));return a};
-goog.asserts.assertFunction=function(a,b,c){goog.asserts.ENABLE_ASSERTS&&!goog.isFunction(a)&&goog.asserts.doAssertFailure_("Expected function but got %s: %s.",[goog.typeOf(a),a],b,Array.prototype.slice.call(arguments,2));return a};goog.asserts.assertObject=function(a,b,c){goog.asserts.ENABLE_ASSERTS&&!goog.isObject(a)&&goog.asserts.doAssertFailure_("Expected object but got %s: %s.",[goog.typeOf(a),a],b,Array.prototype.slice.call(arguments,2));return a};
-goog.asserts.assertArray=function(a,b,c){goog.asserts.ENABLE_ASSERTS&&!goog.isArray(a)&&goog.asserts.doAssertFailure_("Expected array but got %s: %s.",[goog.typeOf(a),a],b,Array.prototype.slice.call(arguments,2));return a};goog.asserts.assertBoolean=function(a,b,c){goog.asserts.ENABLE_ASSERTS&&!goog.isBoolean(a)&&goog.asserts.doAssertFailure_("Expected boolean but got %s: %s.",[goog.typeOf(a),a],b,Array.prototype.slice.call(arguments,2));return a};
-goog.asserts.assertElement=function(a,b,c){!goog.asserts.ENABLE_ASSERTS||goog.isObject(a)&&a.nodeType==goog.dom.NodeType.ELEMENT||goog.asserts.doAssertFailure_("Expected Element but got %s: %s.",[goog.typeOf(a),a],b,Array.prototype.slice.call(arguments,2));return a};goog.asserts.assertInstanceof=function(a,b,c,d){!goog.asserts.ENABLE_ASSERTS||a instanceof b||goog.asserts.doAssertFailure_("instanceof check failed.",null,c,Array.prototype.slice.call(arguments,3));return a};
-goog.asserts.assertObjectPrototypeIsIntact=function(){for(var a in Object.prototype)goog.asserts.fail(a+" should not be enumerable in Object.prototype.")};goog.disposable={};goog.disposable.IDisposable=function(){};goog.Disposable=function(){goog.Disposable.MONITORING_MODE!=goog.Disposable.MonitoringMode.OFF&&(goog.Disposable.INCLUDE_STACK_ON_CREATION&&(this.creationStack=Error().stack),goog.Disposable.instances_[goog.getUid(this)]=this)};goog.Disposable.MonitoringMode={OFF:0,PERMANENT:1,INTERACTIVE:2};goog.Disposable.MONITORING_MODE=0;goog.Disposable.INCLUDE_STACK_ON_CREATION=!0;goog.Disposable.instances_={};
-goog.Disposable.getUndisposedObjects=function(){var a=[],b;for(b in goog.Disposable.instances_)goog.Disposable.instances_.hasOwnProperty(b)&&a.push(goog.Disposable.instances_[Number(b)]);return a};goog.Disposable.clearUndisposedObjects=function(){goog.Disposable.instances_={}};goog.Disposable.prototype.disposed_=!1;goog.Disposable.prototype.isDisposed=function(){return this.disposed_};goog.Disposable.prototype.getDisposed=goog.Disposable.prototype.isDisposed;
-goog.Disposable.prototype.dispose=function(){if(!this.disposed_&&(this.disposed_=!0,this.disposeInternal(),goog.Disposable.MONITORING_MODE!=goog.Disposable.MonitoringMode.OFF)){var a=goog.getUid(this);if(goog.Disposable.MONITORING_MODE==goog.Disposable.MonitoringMode.PERMANENT&&!goog.Disposable.instances_.hasOwnProperty(a))throw Error(this+" did not call the goog.Disposable base constructor or was disposed of after a clearUndisposedObjects call");delete goog.Disposable.instances_[a]}};
-goog.Disposable.prototype.registerDisposable=function(a){this.addOnDisposeCallback(goog.partial(goog.dispose,a))};goog.Disposable.prototype.addOnDisposeCallback=function(a,b){this.onDisposeCallbacks_||(this.onDisposeCallbacks_=[]);this.onDisposeCallbacks_.push(goog.bind(a,b))};goog.Disposable.prototype.disposeInternal=function(){if(this.onDisposeCallbacks_)for(;this.onDisposeCallbacks_.length;)this.onDisposeCallbacks_.shift()()};
-goog.Disposable.isDisposed=function(a){return a&&"function"==typeof a.isDisposed?a.isDisposed():!1};goog.dispose=function(a){a&&"function"==typeof a.dispose&&a.dispose()};goog.disposeAll=function(a){for(var b=0,c=arguments.length;b<c;++b){var d=arguments[b];goog.isArrayLike(d)?goog.disposeAll.apply(null,d):goog.dispose(d)}};goog.array={};goog.NATIVE_ARRAY_PROTOTYPES=goog.TRUSTED_SITE;goog.array.peek=function(a){return a[a.length-1]};goog.array.ARRAY_PROTOTYPE_=Array.prototype;
-goog.array.indexOf=goog.NATIVE_ARRAY_PROTOTYPES&&goog.array.ARRAY_PROTOTYPE_.indexOf?function(a,b,c){goog.asserts.assert(null!=a.length);return goog.array.ARRAY_PROTOTYPE_.indexOf.call(a,b,c)}:function(a,b,c){c=null==c?0:0>c?Math.max(0,a.length+c):c;if(goog.isString(a))return goog.isString(b)&&1==b.length?a.indexOf(b,c):-1;for(;c<a.length;c++)if(c in a&&a[c]===b)return c;return-1};
-goog.array.lastIndexOf=goog.NATIVE_ARRAY_PROTOTYPES&&goog.array.ARRAY_PROTOTYPE_.lastIndexOf?function(a,b,c){goog.asserts.assert(null!=a.length);return goog.array.ARRAY_PROTOTYPE_.lastIndexOf.call(a,b,null==c?a.length-1:c)}:function(a,b,c){c=null==c?a.length-1:c;0>c&&(c=Math.max(0,a.length+c));if(goog.isString(a))return goog.isString(b)&&1==b.length?a.lastIndexOf(b,c):-1;for(;0<=c;c--)if(c in a&&a[c]===b)return c;return-1};
-goog.array.forEach=goog.NATIVE_ARRAY_PROTOTYPES&&goog.array.ARRAY_PROTOTYPE_.forEach?function(a,b,c){goog.asserts.assert(null!=a.length);goog.array.ARRAY_PROTOTYPE_.forEach.call(a,b,c)}:function(a,b,c){for(var d=a.length,e=goog.isString(a)?a.split(""):a,f=0;f<d;f++)f in e&&b.call(c,e[f],f,a)};goog.array.forEachRight=function(a,b,c){for(var d=a.length,e=goog.isString(a)?a.split(""):a,d=d-1;0<=d;--d)d in e&&b.call(c,e[d],d,a)};
-goog.array.filter=goog.NATIVE_ARRAY_PROTOTYPES&&goog.array.ARRAY_PROTOTYPE_.filter?function(a,b,c){goog.asserts.assert(null!=a.length);return goog.array.ARRAY_PROTOTYPE_.filter.call(a,b,c)}:function(a,b,c){for(var d=a.length,e=[],f=0,g=goog.isString(a)?a.split(""):a,h=0;h<d;h++)if(h in g){var k=g[h];b.call(c,k,h,a)&&(e[f++]=k)}return e};
-goog.array.map=goog.NATIVE_ARRAY_PROTOTYPES&&goog.array.ARRAY_PROTOTYPE_.map?function(a,b,c){goog.asserts.assert(null!=a.length);return goog.array.ARRAY_PROTOTYPE_.map.call(a,b,c)}:function(a,b,c){for(var d=a.length,e=Array(d),f=goog.isString(a)?a.split(""):a,g=0;g<d;g++)g in f&&(e[g]=b.call(c,f[g],g,a));return e};
-goog.array.reduce=goog.NATIVE_ARRAY_PROTOTYPES&&goog.array.ARRAY_PROTOTYPE_.reduce?function(a,b,c,d){goog.asserts.assert(null!=a.length);d&&(b=goog.bind(b,d));return goog.array.ARRAY_PROTOTYPE_.reduce.call(a,b,c)}:function(a,b,c,d){var e=c;goog.array.forEach(a,function(c,g){e=b.call(d,e,c,g,a)});return e};
-goog.array.reduceRight=goog.NATIVE_ARRAY_PROTOTYPES&&goog.array.ARRAY_PROTOTYPE_.reduceRight?function(a,b,c,d){goog.asserts.assert(null!=a.length);d&&(b=goog.bind(b,d));return goog.array.ARRAY_PROTOTYPE_.reduceRight.call(a,b,c)}:function(a,b,c,d){var e=c;goog.array.forEachRight(a,function(c,g){e=b.call(d,e,c,g,a)});return e};
-goog.array.some=goog.NATIVE_ARRAY_PROTOTYPES&&goog.array.ARRAY_PROTOTYPE_.some?function(a,b,c){goog.asserts.assert(null!=a.length);return goog.array.ARRAY_PROTOTYPE_.some.call(a,b,c)}:function(a,b,c){for(var d=a.length,e=goog.isString(a)?a.split(""):a,f=0;f<d;f++)if(f in e&&b.call(c,e[f],f,a))return!0;return!1};
-goog.array.every=goog.NATIVE_ARRAY_PROTOTYPES&&goog.array.ARRAY_PROTOTYPE_.every?function(a,b,c){goog.asserts.assert(null!=a.length);return goog.array.ARRAY_PROTOTYPE_.every.call(a,b,c)}:function(a,b,c){for(var d=a.length,e=goog.isString(a)?a.split(""):a,f=0;f<d;f++)if(f in e&&!b.call(c,e[f],f,a))return!1;return!0};goog.array.count=function(a,b,c){var d=0;goog.array.forEach(a,function(a,f,g){b.call(c,a,f,g)&&++d},c);return d};
+goog.string.escapeChar=function(a){if(a in goog.string.jsEscapeCache_)return goog.string.jsEscapeCache_[a];if(a in goog.string.specialEscapeChars_)return goog.string.jsEscapeCache_[a]=goog.string.specialEscapeChars_[a];var b=a,c=a.charCodeAt(0);if(31<c&&127>c)b=a;else{if(256>c){if(b="\\x",16>c||256<c)b+="0"}else b="\\u",4096>c&&(b+="0");b+=c.toString(16).toUpperCase()}return goog.string.jsEscapeCache_[a]=b};goog.string.contains=function(a,b){return-1!=a.indexOf(b)};
+goog.string.caseInsensitiveContains=function(a,b){return goog.string.contains(a.toLowerCase(),b.toLowerCase())};goog.string.countOf=function(a,b){return a&&b?a.split(b).length-1:0};goog.string.removeAt=function(a,b,c){var d=a;0<=b&&b<a.length&&0<c&&(d=a.substr(0,b)+a.substr(b+c,a.length-b-c));return d};goog.string.remove=function(a,b){var c=new RegExp(goog.string.regExpEscape(b),"");return a.replace(c,"")};
+goog.string.removeAll=function(a,b){var c=new RegExp(goog.string.regExpEscape(b),"g");return a.replace(c,"")};goog.string.regExpEscape=function(a){return String(a).replace(/([-()\[\]{}+?*.$\^|,:#<!\\])/g,"\\$1").replace(/\x08/g,"\\x08")};goog.string.repeat=function(a,b){return Array(b+1).join(a)};goog.string.padNumber=function(a,b,c){a=goog.isDef(c)?a.toFixed(c):String(a);c=a.indexOf(".");-1==c&&(c=a.length);return goog.string.repeat("0",Math.max(0,b-c))+a};
+goog.string.makeSafe=function(a){return null==a?"":String(a)};goog.string.buildString=function(a){return Array.prototype.join.call(arguments,"")};goog.string.getRandomString=function(){return Math.floor(2147483648*Math.random()).toString(36)+Math.abs(Math.floor(2147483648*Math.random())^goog.now()).toString(36)};
+goog.string.compareVersions=function(a,b){for(var c=0,d=goog.string.trim(String(a)).split("."),e=goog.string.trim(String(b)).split("."),f=Math.max(d.length,e.length),g=0;0==c&&g<f;g++){var h=d[g]||"",k=e[g]||"",l=RegExp("(\\d*)(\\D*)","g"),q=RegExp("(\\d*)(\\D*)","g");do{var m=l.exec(h)||["","",""],p=q.exec(k)||["","",""];if(0==m[0].length&&0==p[0].length)break;var c=0==m[1].length?0:parseInt(m[1],10),n=0==p[1].length?0:parseInt(p[1],10),c=goog.string.compareElements_(c,n)||goog.string.compareElements_(0==
+m[2].length,0==p[2].length)||goog.string.compareElements_(m[2],p[2])}while(0==c)}return c};goog.string.compareElements_=function(a,b){return a<b?-1:a>b?1:0};goog.string.HASHCODE_MAX_=4294967296;goog.string.hashCode=function(a){for(var b=0,c=0;c<a.length;++c)b=31*b+a.charCodeAt(c),b%=goog.string.HASHCODE_MAX_;return b};goog.string.uniqueStringCounter_=2147483648*Math.random()|0;goog.string.createUniqueString=function(){return"goog_"+goog.string.uniqueStringCounter_++};
+goog.string.toNumber=function(a){var b=Number(a);return 0==b&&goog.string.isEmptyOrWhitespace(a)?NaN:b};goog.string.isLowerCamelCase=function(a){return/^[a-z]+([A-Z][a-z]*)*$/.test(a)};goog.string.isUpperCamelCase=function(a){return/^([A-Z][a-z]*)+$/.test(a)};goog.string.toCamelCase=function(a){return String(a).replace(/\-([a-z])/g,function(a,c){return c.toUpperCase()})};goog.string.toSelectorCase=function(a){return String(a).replace(/([A-Z])/g,"-$1").toLowerCase()};
+goog.string.toTitleCase=function(a,b){var c=goog.isString(b)?goog.string.regExpEscape(b):"\\s";return a.replace(new RegExp("(^"+(c?"|["+c+"]+":"")+")([a-z])","g"),function(a,b,c){return b+c.toUpperCase()})};goog.string.capitalize=function(a){return String(a.charAt(0)).toUpperCase()+String(a.substr(1)).toLowerCase()};goog.string.parseInt=function(a){isFinite(a)&&(a=String(a));return goog.isString(a)?/^\s*-?0x/i.test(a)?parseInt(a,16):parseInt(a,10):NaN};
+goog.string.splitLimit=function(a,b,c){a=a.split(b);for(var d=[];0<c&&a.length;)d.push(a.shift()),c--;a.length&&d.push(a.join(b));return d};goog.string.editDistance=function(a,b){var c=[],d=[];if(a==b)return 0;if(!a.length||!b.length)return Math.max(a.length,b.length);for(var e=0;e<b.length+1;e++)c[e]=e;for(e=0;e<a.length;e++){d[0]=e+1;for(var f=0;f<b.length;f++)d[f+1]=Math.min(d[f]+1,c[f+1]+1,c[f]+(a[e]!=b[f]));for(f=0;f<c.length;f++)c[f]=d[f]}return d[b.length]};goog.asserts={};goog.asserts.ENABLE_ASSERTS=goog.DEBUG;goog.asserts.AssertionError=function(a,b){b.unshift(a);goog.debug.Error.call(this,goog.string.subs.apply(null,b));b.shift();this.messagePattern=a};goog.inherits(goog.asserts.AssertionError,goog.debug.Error);goog.asserts.AssertionError.prototype.name="AssertionError";goog.asserts.DEFAULT_ERROR_HANDLER=function(a){throw a;};goog.asserts.errorHandler_=goog.asserts.DEFAULT_ERROR_HANDLER;
+goog.asserts.doAssertFailure_=function(a,b,c,d){var e="Assertion failed";if(c)var e=e+(": "+c),f=d;else a&&(e+=": "+a,f=b);a=new goog.asserts.AssertionError(""+e,f||[]);goog.asserts.errorHandler_(a)};goog.asserts.setErrorHandler=function(a){goog.asserts.ENABLE_ASSERTS&&(goog.asserts.errorHandler_=a)};goog.asserts.assert=function(a,b,c){goog.asserts.ENABLE_ASSERTS&&!a&&goog.asserts.doAssertFailure_("",null,b,Array.prototype.slice.call(arguments,2));return a};
+goog.asserts.fail=function(a,b){goog.asserts.ENABLE_ASSERTS&&goog.asserts.errorHandler_(new goog.asserts.AssertionError("Failure"+(a?": "+a:""),Array.prototype.slice.call(arguments,1)))};goog.asserts.assertNumber=function(a,b,c){goog.asserts.ENABLE_ASSERTS&&!goog.isNumber(a)&&goog.asserts.doAssertFailure_("Expected number but got %s: %s.",[goog.typeOf(a),a],b,Array.prototype.slice.call(arguments,2));return a};
+goog.asserts.assertString=function(a,b,c){goog.asserts.ENABLE_ASSERTS&&!goog.isString(a)&&goog.asserts.doAssertFailure_("Expected string but got %s: %s.",[goog.typeOf(a),a],b,Array.prototype.slice.call(arguments,2));return a};goog.asserts.assertFunction=function(a,b,c){goog.asserts.ENABLE_ASSERTS&&!goog.isFunction(a)&&goog.asserts.doAssertFailure_("Expected function but got %s: %s.",[goog.typeOf(a),a],b,Array.prototype.slice.call(arguments,2));return a};
+goog.asserts.assertObject=function(a,b,c){goog.asserts.ENABLE_ASSERTS&&!goog.isObject(a)&&goog.asserts.doAssertFailure_("Expected object but got %s: %s.",[goog.typeOf(a),a],b,Array.prototype.slice.call(arguments,2));return a};goog.asserts.assertArray=function(a,b,c){goog.asserts.ENABLE_ASSERTS&&!goog.isArray(a)&&goog.asserts.doAssertFailure_("Expected array but got %s: %s.",[goog.typeOf(a),a],b,Array.prototype.slice.call(arguments,2));return a};
+goog.asserts.assertBoolean=function(a,b,c){goog.asserts.ENABLE_ASSERTS&&!goog.isBoolean(a)&&goog.asserts.doAssertFailure_("Expected boolean but got %s: %s.",[goog.typeOf(a),a],b,Array.prototype.slice.call(arguments,2));return a};goog.asserts.assertElement=function(a,b,c){!goog.asserts.ENABLE_ASSERTS||goog.isObject(a)&&a.nodeType==goog.dom.NodeType.ELEMENT||goog.asserts.doAssertFailure_("Expected Element but got %s: %s.",[goog.typeOf(a),a],b,Array.prototype.slice.call(arguments,2));return a};
+goog.asserts.assertInstanceof=function(a,b,c,d){!goog.asserts.ENABLE_ASSERTS||a instanceof b||goog.asserts.doAssertFailure_("Expected instanceof %s but got %s.",[goog.asserts.getType_(b),goog.asserts.getType_(a)],c,Array.prototype.slice.call(arguments,3));return a};goog.asserts.assertObjectPrototypeIsIntact=function(){for(var a in Object.prototype)goog.asserts.fail(a+" should not be enumerable in Object.prototype.")};
+goog.asserts.getType_=function(a){return a instanceof Function?a.displayName||a.name||"unknown type name":a instanceof Object?a.constructor.displayName||a.constructor.name||Object.prototype.toString.call(a):null===a?"null":typeof a};goog.array={};goog.NATIVE_ARRAY_PROTOTYPES=goog.TRUSTED_SITE;goog.array.ASSUME_NATIVE_FUNCTIONS=!1;goog.array.peek=function(a){return a[a.length-1]};goog.array.last=goog.array.peek;goog.array.ARRAY_PROTOTYPE_=Array.prototype;
+goog.array.indexOf=goog.NATIVE_ARRAY_PROTOTYPES&&(goog.array.ASSUME_NATIVE_FUNCTIONS||goog.array.ARRAY_PROTOTYPE_.indexOf)?function(a,b,c){goog.asserts.assert(null!=a.length);return goog.array.ARRAY_PROTOTYPE_.indexOf.call(a,b,c)}:function(a,b,c){c=null==c?0:0>c?Math.max(0,a.length+c):c;if(goog.isString(a))return goog.isString(b)&&1==b.length?a.indexOf(b,c):-1;for(;c<a.length;c++)if(c in a&&a[c]===b)return c;return-1};
+goog.array.lastIndexOf=goog.NATIVE_ARRAY_PROTOTYPES&&(goog.array.ASSUME_NATIVE_FUNCTIONS||goog.array.ARRAY_PROTOTYPE_.lastIndexOf)?function(a,b,c){goog.asserts.assert(null!=a.length);return goog.array.ARRAY_PROTOTYPE_.lastIndexOf.call(a,b,null==c?a.length-1:c)}:function(a,b,c){c=null==c?a.length-1:c;0>c&&(c=Math.max(0,a.length+c));if(goog.isString(a))return goog.isString(b)&&1==b.length?a.lastIndexOf(b,c):-1;for(;0<=c;c--)if(c in a&&a[c]===b)return c;return-1};
+goog.array.forEach=goog.NATIVE_ARRAY_PROTOTYPES&&(goog.array.ASSUME_NATIVE_FUNCTIONS||goog.array.ARRAY_PROTOTYPE_.forEach)?function(a,b,c){goog.asserts.assert(null!=a.length);goog.array.ARRAY_PROTOTYPE_.forEach.call(a,b,c)}:function(a,b,c){for(var d=a.length,e=goog.isString(a)?a.split(""):a,f=0;f<d;f++)f in e&&b.call(c,e[f],f,a)};goog.array.forEachRight=function(a,b,c){for(var d=a.length,e=goog.isString(a)?a.split(""):a,d=d-1;0<=d;--d)d in e&&b.call(c,e[d],d,a)};
+goog.array.filter=goog.NATIVE_ARRAY_PROTOTYPES&&(goog.array.ASSUME_NATIVE_FUNCTIONS||goog.array.ARRAY_PROTOTYPE_.filter)?function(a,b,c){goog.asserts.assert(null!=a.length);return goog.array.ARRAY_PROTOTYPE_.filter.call(a,b,c)}:function(a,b,c){for(var d=a.length,e=[],f=0,g=goog.isString(a)?a.split(""):a,h=0;h<d;h++)if(h in g){var k=g[h];b.call(c,k,h,a)&&(e[f++]=k)}return e};
+goog.array.map=goog.NATIVE_ARRAY_PROTOTYPES&&(goog.array.ASSUME_NATIVE_FUNCTIONS||goog.array.ARRAY_PROTOTYPE_.map)?function(a,b,c){goog.asserts.assert(null!=a.length);return goog.array.ARRAY_PROTOTYPE_.map.call(a,b,c)}:function(a,b,c){for(var d=a.length,e=Array(d),f=goog.isString(a)?a.split(""):a,g=0;g<d;g++)g in f&&(e[g]=b.call(c,f[g],g,a));return e};
+goog.array.reduce=goog.NATIVE_ARRAY_PROTOTYPES&&(goog.array.ASSUME_NATIVE_FUNCTIONS||goog.array.ARRAY_PROTOTYPE_.reduce)?function(a,b,c,d){goog.asserts.assert(null!=a.length);d&&(b=goog.bind(b,d));return goog.array.ARRAY_PROTOTYPE_.reduce.call(a,b,c)}:function(a,b,c,d){var e=c;goog.array.forEach(a,function(c,g){e=b.call(d,e,c,g,a)});return e};
+goog.array.reduceRight=goog.NATIVE_ARRAY_PROTOTYPES&&(goog.array.ASSUME_NATIVE_FUNCTIONS||goog.array.ARRAY_PROTOTYPE_.reduceRight)?function(a,b,c,d){goog.asserts.assert(null!=a.length);d&&(b=goog.bind(b,d));return goog.array.ARRAY_PROTOTYPE_.reduceRight.call(a,b,c)}:function(a,b,c,d){var e=c;goog.array.forEachRight(a,function(c,g){e=b.call(d,e,c,g,a)});return e};
+goog.array.some=goog.NATIVE_ARRAY_PROTOTYPES&&(goog.array.ASSUME_NATIVE_FUNCTIONS||goog.array.ARRAY_PROTOTYPE_.some)?function(a,b,c){goog.asserts.assert(null!=a.length);return goog.array.ARRAY_PROTOTYPE_.some.call(a,b,c)}:function(a,b,c){for(var d=a.length,e=goog.isString(a)?a.split(""):a,f=0;f<d;f++)if(f in e&&b.call(c,e[f],f,a))return!0;return!1};
+goog.array.every=goog.NATIVE_ARRAY_PROTOTYPES&&(goog.array.ASSUME_NATIVE_FUNCTIONS||goog.array.ARRAY_PROTOTYPE_.every)?function(a,b,c){goog.asserts.assert(null!=a.length);return goog.array.ARRAY_PROTOTYPE_.every.call(a,b,c)}:function(a,b,c){for(var d=a.length,e=goog.isString(a)?a.split(""):a,f=0;f<d;f++)if(f in e&&!b.call(c,e[f],f,a))return!1;return!0};goog.array.count=function(a,b,c){var d=0;goog.array.forEach(a,function(a,f,g){b.call(c,a,f,g)&&++d},c);return d};
 goog.array.find=function(a,b,c){b=goog.array.findIndex(a,b,c);return 0>b?null:goog.isString(a)?a.charAt(b):a[b]};goog.array.findIndex=function(a,b,c){for(var d=a.length,e=goog.isString(a)?a.split(""):a,f=0;f<d;f++)if(f in e&&b.call(c,e[f],f,a))return f;return-1};goog.array.findRight=function(a,b,c){b=goog.array.findIndexRight(a,b,c);return 0>b?null:goog.isString(a)?a.charAt(b):a[b]};
 goog.array.findIndexRight=function(a,b,c){for(var d=a.length,e=goog.isString(a)?a.split(""):a,d=d-1;0<=d;d--)if(d in e&&b.call(c,e[d],d,a))return d;return-1};goog.array.contains=function(a,b){return 0<=goog.array.indexOf(a,b)};goog.array.isEmpty=function(a){return 0==a.length};goog.array.clear=function(a){if(!goog.isArray(a))for(var b=a.length-1;0<=b;b--)delete a[b];a.length=0};goog.array.insert=function(a,b){goog.array.contains(a,b)||a.push(b)};
 goog.array.insertAt=function(a,b,c){goog.array.splice(a,c,0,b)};goog.array.insertArrayAt=function(a,b,c){goog.partial(goog.array.splice,a,c,0).apply(null,b)};goog.array.insertBefore=function(a,b,c){var d;2==arguments.length||0>(d=goog.array.indexOf(a,c))?a.push(b):goog.array.insertAt(a,b,d)};goog.array.remove=function(a,b){var c=goog.array.indexOf(a,b),d;(d=0<=c)&&goog.array.removeAt(a,c);return d};
-goog.array.removeAt=function(a,b){goog.asserts.assert(null!=a.length);return 1==goog.array.ARRAY_PROTOTYPE_.splice.call(a,b,1).length};goog.array.removeIf=function(a,b,c){b=goog.array.findIndex(a,b,c);return 0<=b?(goog.array.removeAt(a,b),!0):!1};goog.array.concat=function(a){return goog.array.ARRAY_PROTOTYPE_.concat.apply(goog.array.ARRAY_PROTOTYPE_,arguments)};goog.array.toArray=function(a){var b=a.length;if(0<b){for(var c=Array(b),d=0;d<b;d++)c[d]=a[d];return c}return[]};goog.array.clone=goog.array.toArray;
-goog.array.extend=function(a,b){for(var c=1;c<arguments.length;c++){var d=arguments[c],e;if(goog.isArray(d)||(e=goog.isArrayLike(d))&&Object.prototype.hasOwnProperty.call(d,"callee"))a.push.apply(a,d);else if(e)for(var f=a.length,g=d.length,h=0;h<g;h++)a[f+h]=d[h];else a.push(d)}};goog.array.splice=function(a,b,c,d){goog.asserts.assert(null!=a.length);return goog.array.ARRAY_PROTOTYPE_.splice.apply(a,goog.array.slice(arguments,1))};
-goog.array.slice=function(a,b,c){goog.asserts.assert(null!=a.length);return 2>=arguments.length?goog.array.ARRAY_PROTOTYPE_.slice.call(a,b):goog.array.ARRAY_PROTOTYPE_.slice.call(a,b,c)};goog.array.removeDuplicates=function(a,b,c){b=b||a;var d=function(a){return goog.isObject(g)?"o"+goog.getUid(g):(typeof g).charAt(0)+g};c=c||d;for(var d={},e=0,f=0;f<a.length;){var g=a[f++],h=c(g);Object.prototype.hasOwnProperty.call(d,h)||(d[h]=!0,b[e++]=g)}b.length=e};
-goog.array.binarySearch=function(a,b,c){return goog.array.binarySearch_(a,c||goog.array.defaultCompare,!1,b)};goog.array.binarySelect=function(a,b,c){return goog.array.binarySearch_(a,b,!0,void 0,c)};goog.array.binarySearch_=function(a,b,c,d,e){for(var f=0,g=a.length,h;f<g;){var k=f+g>>1,l;l=c?b.call(e,a[k],k,a):b(d,a[k]);0<l?f=k+1:(g=k,h=!l)}return h?f:~f};goog.array.sort=function(a,b){goog.asserts.assert(null!=a.length);goog.array.ARRAY_PROTOTYPE_.sort.call(a,b||goog.array.defaultCompare)};
-goog.array.stableSort=function(a,b){for(var c=0;c<a.length;c++)a[c]={index:c,value:a[c]};var d=b||goog.array.defaultCompare;goog.array.sort(a,function(a,b){return d(a.value,b.value)||a.index-b.index});for(c=0;c<a.length;c++)a[c]=a[c].value};goog.array.sortObjectsByKey=function(a,b,c){var d=c||goog.array.defaultCompare;goog.array.sort(a,function(a,c){return d(a[b],c[b])})};
-goog.array.isSorted=function(a,b,c){b=b||goog.array.defaultCompare;for(var d=1;d<a.length;d++){var e=b(a[d-1],a[d]);if(0<e||0==e&&c)return!1}return!0};goog.array.equals=function(a,b,c){if(!goog.isArrayLike(a)||!goog.isArrayLike(b)||a.length!=b.length)return!1;var d=a.length;c=c||goog.array.defaultCompareEquality;for(var e=0;e<d;e++)if(!c(a[e],b[e]))return!1;return!0};goog.array.compare=function(a,b,c){return goog.array.equals(a,b,c)};
-goog.array.compare3=function(a,b,c){c=c||goog.array.defaultCompare;for(var d=Math.min(a.length,b.length),e=0;e<d;e++){var f=c(a[e],b[e]);if(0!=f)return f}return goog.array.defaultCompare(a.length,b.length)};goog.array.defaultCompare=function(a,b){return a>b?1:a<b?-1:0};goog.array.defaultCompareEquality=function(a,b){return a===b};goog.array.binaryInsert=function(a,b,c){c=goog.array.binarySearch(a,b,c);return 0>c?(goog.array.insertAt(a,b,-(c+1)),!0):!1};
-goog.array.binaryRemove=function(a,b,c){b=goog.array.binarySearch(a,b,c);return 0<=b?goog.array.removeAt(a,b):!1};goog.array.bucket=function(a,b,c){for(var d={},e=0;e<a.length;e++){var f=a[e],g=b.call(c,f,e,a);goog.isDef(g)&&(d[g]||(d[g]=[])).push(f)}return d};goog.array.toObject=function(a,b,c){var d={};goog.array.forEach(a,function(e,f){d[b.call(c,e,f,a)]=e});return d};
-goog.array.range=function(a,b,c){var d=[],e=0,f=a;c=c||1;void 0!==b&&(e=a,f=b);if(0>c*(f-e))return[];if(0<c)for(a=e;a<f;a+=c)d.push(a);else for(a=e;a>f;a+=c)d.push(a);return d};goog.array.repeat=function(a,b){for(var c=[],d=0;d<b;d++)c[d]=a;return c};goog.array.flatten=function(a){for(var b=[],c=0;c<arguments.length;c++){var d=arguments[c];goog.isArray(d)?b.push.apply(b,goog.array.flatten.apply(null,d)):b.push(d)}return b};
+goog.array.removeAt=function(a,b){goog.asserts.assert(null!=a.length);return 1==goog.array.ARRAY_PROTOTYPE_.splice.call(a,b,1).length};goog.array.removeIf=function(a,b,c){b=goog.array.findIndex(a,b,c);return 0<=b?(goog.array.removeAt(a,b),!0):!1};goog.array.removeAllIf=function(a,b,c){var d=0;goog.array.forEachRight(a,function(e,f){b.call(c,e,f,a)&&goog.array.removeAt(a,f)&&d++});return d};goog.array.concat=function(a){return goog.array.ARRAY_PROTOTYPE_.concat.apply(goog.array.ARRAY_PROTOTYPE_,arguments)};
+goog.array.join=function(a){return goog.array.ARRAY_PROTOTYPE_.concat.apply(goog.array.ARRAY_PROTOTYPE_,arguments)};goog.array.toArray=function(a){var b=a.length;if(0<b){for(var c=Array(b),d=0;d<b;d++)c[d]=a[d];return c}return[]};goog.array.clone=goog.array.toArray;goog.array.extend=function(a,b){for(var c=1;c<arguments.length;c++){var d=arguments[c];if(goog.isArrayLike(d)){var e=a.length||0,f=d.length||0;a.length=e+f;for(var g=0;g<f;g++)a[e+g]=d[g]}else a.push(d)}};
+goog.array.splice=function(a,b,c,d){goog.asserts.assert(null!=a.length);return goog.array.ARRAY_PROTOTYPE_.splice.apply(a,goog.array.slice(arguments,1))};goog.array.slice=function(a,b,c){goog.asserts.assert(null!=a.length);return 2>=arguments.length?goog.array.ARRAY_PROTOTYPE_.slice.call(a,b):goog.array.ARRAY_PROTOTYPE_.slice.call(a,b,c)};
+goog.array.removeDuplicates=function(a,b,c){b=b||a;var d=function(a){return goog.isObject(a)?"o"+goog.getUid(a):(typeof a).charAt(0)+a};c=c||d;for(var d={},e=0,f=0;f<a.length;){var g=a[f++],h=c(g);Object.prototype.hasOwnProperty.call(d,h)||(d[h]=!0,b[e++]=g)}b.length=e};goog.array.binarySearch=function(a,b,c){return goog.array.binarySearch_(a,c||goog.array.defaultCompare,!1,b)};goog.array.binarySelect=function(a,b,c){return goog.array.binarySearch_(a,b,!0,void 0,c)};
+goog.array.binarySearch_=function(a,b,c,d,e){for(var f=0,g=a.length,h;f<g;){var k=f+g>>1,l;l=c?b.call(e,a[k],k,a):b(d,a[k]);0<l?f=k+1:(g=k,h=!l)}return h?f:~f};goog.array.sort=function(a,b){a.sort(b||goog.array.defaultCompare)};goog.array.stableSort=function(a,b){for(var c=0;c<a.length;c++)a[c]={index:c,value:a[c]};var d=b||goog.array.defaultCompare;goog.array.sort(a,function(a,b){return d(a.value,b.value)||a.index-b.index});for(c=0;c<a.length;c++)a[c]=a[c].value};
+goog.array.sortByKey=function(a,b,c){var d=c||goog.array.defaultCompare;goog.array.sort(a,function(a,c){return d(b(a),b(c))})};goog.array.sortObjectsByKey=function(a,b,c){goog.array.sortByKey(a,function(a){return a[b]},c)};goog.array.isSorted=function(a,b,c){b=b||goog.array.defaultCompare;for(var d=1;d<a.length;d++){var e=b(a[d-1],a[d]);if(0<e||0==e&&c)return!1}return!0};
+goog.array.equals=function(a,b,c){if(!goog.isArrayLike(a)||!goog.isArrayLike(b)||a.length!=b.length)return!1;var d=a.length;c=c||goog.array.defaultCompareEquality;for(var e=0;e<d;e++)if(!c(a[e],b[e]))return!1;return!0};goog.array.compare3=function(a,b,c){c=c||goog.array.defaultCompare;for(var d=Math.min(a.length,b.length),e=0;e<d;e++){var f=c(a[e],b[e]);if(0!=f)return f}return goog.array.defaultCompare(a.length,b.length)};goog.array.defaultCompare=function(a,b){return a>b?1:a<b?-1:0};
+goog.array.inverseDefaultCompare=function(a,b){return-goog.array.defaultCompare(a,b)};goog.array.defaultCompareEquality=function(a,b){return a===b};goog.array.binaryInsert=function(a,b,c){c=goog.array.binarySearch(a,b,c);return 0>c?(goog.array.insertAt(a,b,-(c+1)),!0):!1};goog.array.binaryRemove=function(a,b,c){b=goog.array.binarySearch(a,b,c);return 0<=b?goog.array.removeAt(a,b):!1};
+goog.array.bucket=function(a,b,c){for(var d={},e=0;e<a.length;e++){var f=a[e],g=b.call(c,f,e,a);goog.isDef(g)&&(d[g]||(d[g]=[])).push(f)}return d};goog.array.toObject=function(a,b,c){var d={};goog.array.forEach(a,function(e,f){d[b.call(c,e,f,a)]=e});return d};goog.array.range=function(a,b,c){var d=[],e=0,f=a;c=c||1;void 0!==b&&(e=a,f=b);if(0>c*(f-e))return[];if(0<c)for(a=e;a<f;a+=c)d.push(a);else for(a=e;a>f;a+=c)d.push(a);return d};
+goog.array.repeat=function(a,b){for(var c=[],d=0;d<b;d++)c[d]=a;return c};goog.array.flatten=function(a){for(var b=[],c=0;c<arguments.length;c++){var d=arguments[c];if(goog.isArray(d))for(var e=0;e<d.length;e+=8192)for(var f=goog.array.slice(d,e,e+8192),f=goog.array.flatten.apply(null,f),g=0;g<f.length;g++)b.push(f[g]);else b.push(d)}return b};
 goog.array.rotate=function(a,b){goog.asserts.assert(null!=a.length);a.length&&(b%=a.length,0<b?goog.array.ARRAY_PROTOTYPE_.unshift.apply(a,a.splice(-b,b)):0>b&&goog.array.ARRAY_PROTOTYPE_.push.apply(a,a.splice(0,-b)));return a};goog.array.moveItem=function(a,b,c){goog.asserts.assert(0<=b&&b<a.length);goog.asserts.assert(0<=c&&c<a.length);b=goog.array.ARRAY_PROTOTYPE_.splice.call(a,b,1);goog.array.ARRAY_PROTOTYPE_.splice.call(a,c,0,b[0])};
-goog.array.zip=function(a){if(!arguments.length)return[];for(var b=[],c=0;;c++){for(var d=[],e=0;e<arguments.length;e++){var f=arguments[e];if(c>=f.length)return b;d.push(f[c])}b.push(d)}};goog.array.shuffle=function(a,b){for(var c=b||Math.random,d=a.length-1;0<d;d--){var e=Math.floor(c()*(d+1)),f=a[d];a[d]=a[e];a[e]=f}};goog.debug.entryPointRegistry={};goog.debug.EntryPointMonitor=function(){};goog.debug.entryPointRegistry.refList_=[];goog.debug.entryPointRegistry.monitors_=[];goog.debug.entryPointRegistry.monitorsMayExist_=!1;goog.debug.entryPointRegistry.register=function(a){goog.debug.entryPointRegistry.refList_[goog.debug.entryPointRegistry.refList_.length]=a;if(goog.debug.entryPointRegistry.monitorsMayExist_)for(var b=goog.debug.entryPointRegistry.monitors_,c=0;c<b.length;c++)a(goog.bind(b[c].wrap,b[c]))};
-goog.debug.entryPointRegistry.monitorAll=function(a){goog.debug.entryPointRegistry.monitorsMayExist_=!0;for(var b=goog.bind(a.wrap,a),c=0;c<goog.debug.entryPointRegistry.refList_.length;c++)goog.debug.entryPointRegistry.refList_[c](b);goog.debug.entryPointRegistry.monitors_.push(a)};
-goog.debug.entryPointRegistry.unmonitorAllIfPossible=function(a){var b=goog.debug.entryPointRegistry.monitors_;goog.asserts.assert(a==b[b.length-1],"Only the most recent monitor can be unwrapped.");a=goog.bind(a.unwrap,a);for(var c=0;c<goog.debug.entryPointRegistry.refList_.length;c++)goog.debug.entryPointRegistry.refList_[c](a);b.length--};goog.events={};
-goog.events.BrowserFeature={HAS_W3C_BUTTON:!goog.userAgent.IE||goog.userAgent.isDocumentModeOrHigher(9),HAS_W3C_EVENT_SUPPORT:!goog.userAgent.IE||goog.userAgent.isDocumentModeOrHigher(9),SET_KEY_CODE_TO_PREVENT_DEFAULT:goog.userAgent.IE&&!goog.userAgent.isVersionOrHigher("9"),HAS_NAVIGATOR_ONLINE_PROPERTY:!goog.userAgent.WEBKIT||goog.userAgent.isVersionOrHigher("528"),HAS_HTML5_NETWORK_EVENT_SUPPORT:goog.userAgent.GECKO&&goog.userAgent.isVersionOrHigher("1.9b")||goog.userAgent.IE&&goog.userAgent.isVersionOrHigher("8")||
-goog.userAgent.OPERA&&goog.userAgent.isVersionOrHigher("9.5")||goog.userAgent.WEBKIT&&goog.userAgent.isVersionOrHigher("528"),HTML5_NETWORK_EVENTS_FIRE_ON_BODY:goog.userAgent.GECKO&&!goog.userAgent.isVersionOrHigher("8")||goog.userAgent.IE&&!goog.userAgent.isVersionOrHigher("9"),TOUCH_ENABLED:"ontouchstart"in goog.global||!!(goog.global.document&&document.documentElement&&"ontouchstart"in document.documentElement)||!(!goog.global.navigator||!goog.global.navigator.msMaxTouchPoints)};goog.events.EventId=function(a){this.id=a};goog.events.EventId.prototype.toString=function(){return this.id};goog.events.Event=function(a,b){this.type=a instanceof goog.events.EventId?String(a):a;this.currentTarget=this.target=b};goog.events.Event.prototype.disposeInternal=function(){};goog.events.Event.prototype.dispose=function(){};goog.events.Event.prototype.propagationStopped_=!1;goog.events.Event.prototype.defaultPrevented=!1;goog.events.Event.prototype.returnValue_=!0;goog.events.Event.prototype.stopPropagation=function(){this.propagationStopped_=!0};
-goog.events.Event.prototype.preventDefault=function(){this.defaultPrevented=!0;this.returnValue_=!1};goog.events.Event.stopPropagation=function(a){a.stopPropagation()};goog.events.Event.preventDefault=function(a){a.preventDefault()};goog.events.getVendorPrefixedName_=function(a){return goog.userAgent.WEBKIT?"webkit"+a:goog.userAgent.OPERA?"o"+a.toLowerCase():a.toLowerCase()};
-goog.events.EventType={CLICK:"click",DBLCLICK:"dblclick",MOUSEDOWN:"mousedown",MOUSEUP:"mouseup",MOUSEOVER:"mouseover",MOUSEOUT:"mouseout",MOUSEMOVE:"mousemove",MOUSEENTER:"mouseenter",MOUSELEAVE:"mouseleave",SELECTSTART:"selectstart",KEYPRESS:"keypress",KEYDOWN:"keydown",KEYUP:"keyup",BLUR:"blur",FOCUS:"focus",DEACTIVATE:"deactivate",FOCUSIN:goog.userAgent.IE?"focusin":"DOMFocusIn",FOCUSOUT:goog.userAgent.IE?"focusout":"DOMFocusOut",CHANGE:"change",SELECT:"select",SUBMIT:"submit",INPUT:"input",PROPERTYCHANGE:"propertychange",
-DRAGSTART:"dragstart",DRAG:"drag",DRAGENTER:"dragenter",DRAGOVER:"dragover",DRAGLEAVE:"dragleave",DROP:"drop",DRAGEND:"dragend",TOUCHSTART:"touchstart",TOUCHMOVE:"touchmove",TOUCHEND:"touchend",TOUCHCANCEL:"touchcancel",BEFOREUNLOAD:"beforeunload",CONSOLEMESSAGE:"consolemessage",CONTEXTMENU:"contextmenu",DOMCONTENTLOADED:"DOMContentLoaded",ERROR:"error",HELP:"help",LOAD:"load",LOSECAPTURE:"losecapture",ORIENTATIONCHANGE:"orientationchange",READYSTATECHANGE:"readystatechange",RESIZE:"resize",SCROLL:"scroll",
-UNLOAD:"unload",HASHCHANGE:"hashchange",PAGEHIDE:"pagehide",PAGESHOW:"pageshow",POPSTATE:"popstate",COPY:"copy",PASTE:"paste",CUT:"cut",BEFORECOPY:"beforecopy",BEFORECUT:"beforecut",BEFOREPASTE:"beforepaste",ONLINE:"online",OFFLINE:"offline",MESSAGE:"message",CONNECT:"connect",ANIMATIONSTART:goog.events.getVendorPrefixedName_("AnimationStart"),ANIMATIONEND:goog.events.getVendorPrefixedName_("AnimationEnd"),ANIMATIONITERATION:goog.events.getVendorPrefixedName_("AnimationIteration"),TRANSITIONEND:goog.events.getVendorPrefixedName_("TransitionEnd"),
-POINTERDOWN:"pointerdown",POINTERUP:"pointerup",POINTERCANCEL:"pointercancel",POINTERMOVE:"pointermove",POINTEROVER:"pointerover",POINTEROUT:"pointerout",POINTERENTER:"pointerenter",POINTERLEAVE:"pointerleave",GOTPOINTERCAPTURE:"gotpointercapture",LOSTPOINTERCAPTURE:"lostpointercapture",MSGESTURECHANGE:"MSGestureChange",MSGESTUREEND:"MSGestureEnd",MSGESTUREHOLD:"MSGestureHold",MSGESTURESTART:"MSGestureStart",MSGESTURETAP:"MSGestureTap",MSGOTPOINTERCAPTURE:"MSGotPointerCapture",MSINERTIASTART:"MSInertiaStart",
-MSLOSTPOINTERCAPTURE:"MSLostPointerCapture",MSPOINTERCANCEL:"MSPointerCancel",MSPOINTERDOWN:"MSPointerDown",MSPOINTERENTER:"MSPointerEnter",MSPOINTERHOVER:"MSPointerHover",MSPOINTERLEAVE:"MSPointerLeave",MSPOINTERMOVE:"MSPointerMove",MSPOINTEROUT:"MSPointerOut",MSPOINTEROVER:"MSPointerOver",MSPOINTERUP:"MSPointerUp",TEXTINPUT:"textinput",COMPOSITIONSTART:"compositionstart",COMPOSITIONUPDATE:"compositionupdate",COMPOSITIONEND:"compositionend",EXIT:"exit",LOADABORT:"loadabort",LOADCOMMIT:"loadcommit",
-LOADREDIRECT:"loadredirect",LOADSTART:"loadstart",LOADSTOP:"loadstop",RESPONSIVE:"responsive",SIZECHANGED:"sizechanged",UNRESPONSIVE:"unresponsive",VISIBILITYCHANGE:"visibilitychange"};goog.reflect={};goog.reflect.object=function(a,b){return b};goog.reflect.sinkValue=function(a){goog.reflect.sinkValue[" "](a);return a};goog.reflect.sinkValue[" "]=goog.nullFunction;goog.reflect.canAccessProperty=function(a,b){try{return goog.reflect.sinkValue(a[b]),!0}catch(c){}return!1};goog.events.BrowserEvent=function(a,b){a&&this.init(a,b)};goog.inherits(goog.events.BrowserEvent,goog.events.Event);goog.events.BrowserEvent.MouseButton={LEFT:0,MIDDLE:1,RIGHT:2};goog.events.BrowserEvent.IEButtonMap=[1,4,2];goog.events.BrowserEvent.prototype.target=null;goog.events.BrowserEvent.prototype.relatedTarget=null;goog.events.BrowserEvent.prototype.offsetX=0;goog.events.BrowserEvent.prototype.offsetY=0;goog.events.BrowserEvent.prototype.clientX=0;
-goog.events.BrowserEvent.prototype.clientY=0;goog.events.BrowserEvent.prototype.screenX=0;goog.events.BrowserEvent.prototype.screenY=0;goog.events.BrowserEvent.prototype.button=0;goog.events.BrowserEvent.prototype.keyCode=0;goog.events.BrowserEvent.prototype.charCode=0;goog.events.BrowserEvent.prototype.ctrlKey=!1;goog.events.BrowserEvent.prototype.altKey=!1;goog.events.BrowserEvent.prototype.shiftKey=!1;goog.events.BrowserEvent.prototype.metaKey=!1;
-goog.events.BrowserEvent.prototype.platformModifierKey=!1;goog.events.BrowserEvent.prototype.event_=null;
-goog.events.BrowserEvent.prototype.init=function(a,b){var c=this.type=a.type;goog.events.Event.call(this,c);this.target=a.target||a.srcElement;this.currentTarget=b;var d=a.relatedTarget;d?goog.userAgent.GECKO&&(goog.reflect.canAccessProperty(d,"nodeName")||(d=null)):c==goog.events.EventType.MOUSEOVER?d=a.fromElement:c==goog.events.EventType.MOUSEOUT&&(d=a.toElement);this.relatedTarget=d;this.offsetX=goog.userAgent.WEBKIT||void 0!==a.offsetX?a.offsetX:a.layerX;this.offsetY=goog.userAgent.WEBKIT||void 0!==
-a.offsetY?a.offsetY:a.layerY;this.clientX=void 0!==a.clientX?a.clientX:a.pageX;this.clientY=void 0!==a.clientY?a.clientY:a.pageY;this.screenX=a.screenX||0;this.screenY=a.screenY||0;this.button=a.button;this.keyCode=a.keyCode||0;this.charCode=a.charCode||("keypress"==c?a.keyCode:0);this.ctrlKey=a.ctrlKey;this.altKey=a.altKey;this.shiftKey=a.shiftKey;this.metaKey=a.metaKey;this.platformModifierKey=goog.userAgent.MAC?a.metaKey:a.ctrlKey;this.state=a.state;this.event_=a;a.defaultPrevented&&this.preventDefault();
-delete this.propagationStopped_};goog.events.BrowserEvent.prototype.isButton=function(a){return goog.events.BrowserFeature.HAS_W3C_BUTTON?this.event_.button==a:"click"==this.type?a==goog.events.BrowserEvent.MouseButton.LEFT:!!(this.event_.button&goog.events.BrowserEvent.IEButtonMap[a])};goog.events.BrowserEvent.prototype.isMouseActionButton=function(){return this.isButton(goog.events.BrowserEvent.MouseButton.LEFT)&&!(goog.userAgent.WEBKIT&&goog.userAgent.MAC&&this.ctrlKey)};
-goog.events.BrowserEvent.prototype.stopPropagation=function(){goog.events.BrowserEvent.superClass_.stopPropagation.call(this);this.event_.stopPropagation?this.event_.stopPropagation():this.event_.cancelBubble=!0};
-goog.events.BrowserEvent.prototype.preventDefault=function(){goog.events.BrowserEvent.superClass_.preventDefault.call(this);var a=this.event_;if(a.preventDefault)a.preventDefault();else if(a.returnValue=!1,goog.events.BrowserFeature.SET_KEY_CODE_TO_PREVENT_DEFAULT)try{if(a.ctrlKey||112<=a.keyCode&&123>=a.keyCode)a.keyCode=-1}catch(b){}};goog.events.BrowserEvent.prototype.getBrowserEvent=function(){return this.event_};goog.events.BrowserEvent.prototype.disposeInternal=function(){};goog.events.Listenable=function(){};goog.events.Listenable.IMPLEMENTED_BY_PROP="closure_listenable_"+(1E6*Math.random()|0);goog.events.Listenable.addImplementation=function(a){a.prototype[goog.events.Listenable.IMPLEMENTED_BY_PROP]=!0};goog.events.Listenable.isImplementedBy=function(a){try{return!(!a||!a[goog.events.Listenable.IMPLEMENTED_BY_PROP])}catch(b){return!1}};goog.events.ListenableKey=function(){};goog.events.ListenableKey.counter_=0;goog.events.ListenableKey.reserveKey=function(){return++goog.events.ListenableKey.counter_};goog.events.Listener=function(a,b,c,d,e,f){goog.events.Listener.ENABLE_MONITORING&&(this.creationStack=Error().stack);this.listener=a;this.proxy=b;this.src=c;this.type=d;this.capture=!!e;this.handler=f;this.key=goog.events.ListenableKey.reserveKey();this.removed=this.callOnce=!1};goog.events.Listener.ENABLE_MONITORING=!1;goog.events.Listener.prototype.markAsRemoved=function(){this.removed=!0;this.handler=this.src=this.proxy=this.listener=null};goog.object={};goog.object.forEach=function(a,b,c){for(var d in a)b.call(c,a[d],d,a)};goog.object.filter=function(a,b,c){var d={},e;for(e in a)b.call(c,a[e],e,a)&&(d[e]=a[e]);return d};goog.object.map=function(a,b,c){var d={},e;for(e in a)d[e]=b.call(c,a[e],e,a);return d};goog.object.some=function(a,b,c){for(var d in a)if(b.call(c,a[d],d,a))return!0;return!1};goog.object.every=function(a,b,c){for(var d in a)if(!b.call(c,a[d],d,a))return!1;return!0};
+goog.array.zip=function(a){if(!arguments.length)return[];for(var b=[],c=0;;c++){for(var d=[],e=0;e<arguments.length;e++){var f=arguments[e];if(c>=f.length)return b;d.push(f[c])}b.push(d)}};goog.array.shuffle=function(a,b){for(var c=b||Math.random,d=a.length-1;0<d;d--){var e=Math.floor(c()*(d+1)),f=a[d];a[d]=a[e];a[e]=f}};goog.array.copyByIndex=function(a,b){var c=[];goog.array.forEach(b,function(b){c.push(a[b])});return c};goog.math={};goog.math.randomInt=function(a){return Math.floor(Math.random()*a)};goog.math.uniformRandom=function(a,b){return a+Math.random()*(b-a)};goog.math.clamp=function(a,b,c){return Math.min(Math.max(a,b),c)};goog.math.modulo=function(a,b){var c=a%b;return 0>c*b?c+b:c};goog.math.lerp=function(a,b,c){return a+c*(b-a)};goog.math.nearlyEquals=function(a,b,c){return Math.abs(a-b)<=(c||1E-6)};goog.math.standardAngle=function(a){return goog.math.modulo(a,360)};
+goog.math.standardAngleInRadians=function(a){return goog.math.modulo(a,2*Math.PI)};goog.math.toRadians=function(a){return a*Math.PI/180};goog.math.toDegrees=function(a){return 180*a/Math.PI};goog.math.angleDx=function(a,b){return b*Math.cos(goog.math.toRadians(a))};goog.math.angleDy=function(a,b){return b*Math.sin(goog.math.toRadians(a))};goog.math.angle=function(a,b,c,d){return goog.math.standardAngle(goog.math.toDegrees(Math.atan2(d-b,c-a)))};
+goog.math.angleDifference=function(a,b){var c=goog.math.standardAngle(b)-goog.math.standardAngle(a);180<c?c-=360:-180>=c&&(c=360+c);return c};goog.math.sign=Math.sign||function(a){return 0<a?1:0>a?-1:a};
+goog.math.longestCommonSubsequence=function(a,b,c,d){c=c||function(a,b){return a==b};d=d||function(b,c){return a[b]};for(var e=a.length,f=b.length,g=[],h=0;h<e+1;h++)g[h]=[],g[h][0]=0;for(var k=0;k<f+1;k++)g[0][k]=0;for(h=1;h<=e;h++)for(k=1;k<=f;k++)c(a[h-1],b[k-1])?g[h][k]=g[h-1][k-1]+1:g[h][k]=Math.max(g[h-1][k],g[h][k-1]);for(var l=[],h=e,k=f;0<h&&0<k;)c(a[h-1],b[k-1])?(l.unshift(d(h-1,k-1)),h--,k--):g[h-1][k]>g[h][k-1]?h--:k--;return l};
+goog.math.sum=function(a){return goog.array.reduce(arguments,function(a,c){return a+c},0)};goog.math.average=function(a){return goog.math.sum.apply(null,arguments)/arguments.length};goog.math.sampleVariance=function(a){var b=arguments.length;if(2>b)return 0;var c=goog.math.average.apply(null,arguments);return goog.math.sum.apply(null,goog.array.map(arguments,function(a){return Math.pow(a-c,2)}))/(b-1)};goog.math.standardDeviation=function(a){return Math.sqrt(goog.math.sampleVariance.apply(null,arguments))};
+goog.math.isInt=function(a){return isFinite(a)&&0==a%1};goog.math.isFiniteNumber=function(a){return isFinite(a)&&!isNaN(a)};goog.math.isNegativeZero=function(a){return 0==a&&0>1/a};goog.math.log10Floor=function(a){if(0<a){var b=Math.round(Math.log(a)*Math.LOG10E);return b-(parseFloat("1e"+b)>a)}return 0==a?-Infinity:NaN};goog.math.safeFloor=function(a,b){goog.asserts.assert(!goog.isDef(b)||0<b);return Math.floor(a+(b||2E-15))};
+goog.math.safeCeil=function(a,b){goog.asserts.assert(!goog.isDef(b)||0<b);return Math.ceil(a-(b||2E-15))};goog.labs={};goog.labs.userAgent={};goog.labs.userAgent.util={};goog.labs.userAgent.util.getNativeUserAgentString_=function(){var a=goog.labs.userAgent.util.getNavigator_();return a&&(a=a.userAgent)?a:""};goog.labs.userAgent.util.getNavigator_=function(){return goog.global.navigator};goog.labs.userAgent.util.userAgent_=goog.labs.userAgent.util.getNativeUserAgentString_();goog.labs.userAgent.util.setUserAgent=function(a){goog.labs.userAgent.util.userAgent_=a||goog.labs.userAgent.util.getNativeUserAgentString_()};
+goog.labs.userAgent.util.getUserAgent=function(){return goog.labs.userAgent.util.userAgent_};goog.labs.userAgent.util.matchUserAgent=function(a){var b=goog.labs.userAgent.util.getUserAgent();return goog.string.contains(b,a)};goog.labs.userAgent.util.matchUserAgentIgnoreCase=function(a){var b=goog.labs.userAgent.util.getUserAgent();return goog.string.caseInsensitiveContains(b,a)};
+goog.labs.userAgent.util.extractVersionTuples=function(a){for(var b=RegExp("(\\w[\\w ]+)/([^\\s]+)\\s*(?:\\((.*?)\\))?","g"),c=[],d;d=b.exec(a);)c.push([d[1],d[2],d[3]||void 0]);return c};goog.object={};goog.object.forEach=function(a,b,c){for(var d in a)b.call(c,a[d],d,a)};goog.object.filter=function(a,b,c){var d={},e;for(e in a)b.call(c,a[e],e,a)&&(d[e]=a[e]);return d};goog.object.map=function(a,b,c){var d={},e;for(e in a)d[e]=b.call(c,a[e],e,a);return d};goog.object.some=function(a,b,c){for(var d in a)if(b.call(c,a[d],d,a))return!0;return!1};goog.object.every=function(a,b,c){for(var d in a)if(!b.call(c,a[d],d,a))return!1;return!0};
 goog.object.getCount=function(a){var b=0,c;for(c in a)b++;return b};goog.object.getAnyKey=function(a){for(var b in a)return b};goog.object.getAnyValue=function(a){for(var b in a)return a[b]};goog.object.contains=function(a,b){return goog.object.containsValue(a,b)};goog.object.getValues=function(a){var b=[],c=0,d;for(d in a)b[c++]=a[d];return b};goog.object.getKeys=function(a){var b=[],c=0,d;for(d in a)b[c++]=d;return b};
 goog.object.getValueByKeys=function(a,b){for(var c=goog.isArrayLike(b),d=c?b:arguments,c=c?0:1;c<d.length&&(a=a[d[c]],goog.isDef(a));c++);return a};goog.object.containsKey=function(a,b){return b in a};goog.object.containsValue=function(a,b){for(var c in a)if(a[c]==b)return!0;return!1};goog.object.findKey=function(a,b,c){for(var d in a)if(b.call(c,a[d],d,a))return d};goog.object.findValue=function(a,b,c){return(b=goog.object.findKey(a,b,c))&&a[b]};
 goog.object.isEmpty=function(a){for(var b in a)return!1;return!0};goog.object.clear=function(a){for(var b in a)delete a[b]};goog.object.remove=function(a,b){var c;(c=b in a)&&delete a[b];return c};goog.object.add=function(a,b,c){if(b in a)throw Error('The object already contains the key "'+b+'"');goog.object.set(a,b,c)};goog.object.get=function(a,b,c){return b in a?a[b]:c};goog.object.set=function(a,b,c){a[b]=c};goog.object.setIfUndefined=function(a,b,c){return b in a?a[b]:a[b]=c};
-goog.object.clone=function(a){var b={},c;for(c in a)b[c]=a[c];return b};goog.object.unsafeClone=function(a){var b=goog.typeOf(a);if("object"==b||"array"==b){if(a.clone)return a.clone();var b="array"==b?[]:{},c;for(c in a)b[c]=goog.object.unsafeClone(a[c]);return b}return a};goog.object.transpose=function(a){var b={},c;for(c in a)b[a[c]]=c;return b};goog.object.PROTOTYPE_FIELDS_="constructor hasOwnProperty isPrototypeOf propertyIsEnumerable toLocaleString toString valueOf".split(" ");
-goog.object.extend=function(a,b){for(var c,d,e=1;e<arguments.length;e++){d=arguments[e];for(c in d)a[c]=d[c];for(var f=0;f<goog.object.PROTOTYPE_FIELDS_.length;f++)c=goog.object.PROTOTYPE_FIELDS_[f],Object.prototype.hasOwnProperty.call(d,c)&&(a[c]=d[c])}};
+goog.object.setWithReturnValueIfNotSet=function(a,b,c){if(b in a)return a[b];c=c();return a[b]=c};goog.object.equals=function(a,b){for(var c in a)if(!(c in b)||a[c]!==b[c])return!1;for(c in b)if(!(c in a))return!1;return!0};goog.object.clone=function(a){var b={},c;for(c in a)b[c]=a[c];return b};goog.object.unsafeClone=function(a){var b=goog.typeOf(a);if("object"==b||"array"==b){if(a.clone)return a.clone();var b="array"==b?[]:{},c;for(c in a)b[c]=goog.object.unsafeClone(a[c]);return b}return a};
+goog.object.transpose=function(a){var b={},c;for(c in a)b[a[c]]=c;return b};goog.object.PROTOTYPE_FIELDS_="constructor hasOwnProperty isPrototypeOf propertyIsEnumerable toLocaleString toString valueOf".split(" ");goog.object.extend=function(a,b){for(var c,d,e=1;e<arguments.length;e++){d=arguments[e];for(c in d)a[c]=d[c];for(var f=0;f<goog.object.PROTOTYPE_FIELDS_.length;f++)c=goog.object.PROTOTYPE_FIELDS_[f],Object.prototype.hasOwnProperty.call(d,c)&&(a[c]=d[c])}};
 goog.object.create=function(a){var b=arguments.length;if(1==b&&goog.isArray(arguments[0]))return goog.object.create.apply(null,arguments[0]);if(b%2)throw Error("Uneven number of arguments");for(var c={},d=0;d<b;d+=2)c[arguments[d]]=arguments[d+1];return c};goog.object.createSet=function(a){var b=arguments.length;if(1==b&&goog.isArray(arguments[0]))return goog.object.createSet.apply(null,arguments[0]);for(var c={},d=0;d<b;d++)c[arguments[d]]=!0;return c};
-goog.object.createImmutableView=function(a){var b=a;Object.isFrozen&&!Object.isFrozen(a)&&(b=Object.create(a),Object.freeze(b));return b};goog.object.isImmutableView=function(a){return!!Object.isFrozen&&Object.isFrozen(a)};goog.events.ListenerMap=function(a){this.src=a;this.listeners={};this.typeCount_=0};goog.events.ListenerMap.prototype.getTypeCount=function(){return this.typeCount_};goog.events.ListenerMap.prototype.getListenerCount=function(){var a=0,b;for(b in this.listeners)a+=this.listeners[b].length;return a};
-goog.events.ListenerMap.prototype.add=function(a,b,c,d,e){var f=this.listeners[a];f||(f=this.listeners[a]=[],this.typeCount_++);var g=goog.events.ListenerMap.findListenerIndex_(f,b,d,e);-1<g?(a=f[g],c||(a.callOnce=!1)):(a=new goog.events.Listener(b,null,this.src,a,!!d,e),a.callOnce=c,f.push(a));return a};
-goog.events.ListenerMap.prototype.remove=function(a,b,c,d){if(!(a in this.listeners))return!1;var e=this.listeners[a];b=goog.events.ListenerMap.findListenerIndex_(e,b,c,d);return-1<b?(e[b].markAsRemoved(),goog.array.removeAt(e,b),0==e.length&&(delete this.listeners[a],this.typeCount_--),!0):!1};
-goog.events.ListenerMap.prototype.removeByKey=function(a){var b=a.type;if(!(b in this.listeners))return!1;var c=goog.array.remove(this.listeners[b],a);c&&(a.markAsRemoved(),0==this.listeners[b].length&&(delete this.listeners[b],this.typeCount_--));return c};goog.events.ListenerMap.prototype.removeAll=function(a){var b=0,c;for(c in this.listeners)if(!a||c==a){for(var d=this.listeners[c],e=0;e<d.length;e++)++b,d[e].markAsRemoved();delete this.listeners[c];this.typeCount_--}return b};
-goog.events.ListenerMap.prototype.getListeners=function(a,b){var c=this.listeners[a],d=[];if(c)for(var e=0;e<c.length;++e){var f=c[e];f.capture==b&&d.push(f)}return d};goog.events.ListenerMap.prototype.getListener=function(a,b,c,d){a=this.listeners[a];var e=-1;a&&(e=goog.events.ListenerMap.findListenerIndex_(a,b,c,d));return-1<e?a[e]:null};
-goog.events.ListenerMap.prototype.hasListener=function(a,b){var c=goog.isDef(a),d=goog.isDef(b);return goog.object.some(this.listeners,function(e,f){for(var g=0;g<e.length;++g)if(!(c&&e[g].type!=a||d&&e[g].capture!=b))return!0;return!1})};goog.events.ListenerMap.findListenerIndex_=function(a,b,c,d){for(var e=0;e<a.length;++e){var f=a[e];if(!f.removed&&f.listener==b&&f.capture==!!c&&f.handler==d)return e}return-1};goog.events.listeners_={};goog.events.LISTENER_MAP_PROP_="closure_lm_"+(1E6*Math.random()|0);goog.events.onString_="on";goog.events.onStringMap_={};goog.events.CaptureSimulationMode={OFF_AND_FAIL:0,OFF_AND_SILENT:1,ON:2};goog.events.CAPTURE_SIMULATION_MODE=2;goog.events.listenerCountEstimate_=0;
-goog.events.listen=function(a,b,c,d,e){if(goog.isArray(b)){for(var f=0;f<b.length;f++)goog.events.listen(a,b[f],c,d,e);return null}c=goog.events.wrapListener_(c);return goog.events.Listenable.isImplementedBy(a)?a.listen(b,c,d,e):goog.events.listen_(a,b,c,!1,d,e)};
-goog.events.listen_=function(a,b,c,d,e,f){if(!b)throw Error("Invalid event type");var g=!!e;if(g&&!goog.events.BrowserFeature.HAS_W3C_EVENT_SUPPORT){if(goog.events.CAPTURE_SIMULATION_MODE==goog.events.CaptureSimulationMode.OFF_AND_FAIL)return goog.asserts.fail("Can not register capture listener in IE8-."),null;if(goog.events.CAPTURE_SIMULATION_MODE==goog.events.CaptureSimulationMode.OFF_AND_SILENT)return null}var h=goog.events.getListenerMap_(a);h||(a[goog.events.LISTENER_MAP_PROP_]=h=new goog.events.ListenerMap(a));
-c=h.add(b,c,d,e,f);if(c.proxy)return c;d=goog.events.getProxy();c.proxy=d;d.src=a;d.listener=c;a.addEventListener?a.addEventListener(b,d,g):a.attachEvent(goog.events.getOnString_(b),d);goog.events.listenerCountEstimate_++;return c};goog.events.getProxy=function(){var a=goog.events.handleBrowserEvent_,b=goog.events.BrowserFeature.HAS_W3C_EVENT_SUPPORT?function(c){return a.call(b.src,b.listener,c)}:function(c){c=a.call(b.src,b.listener,c);if(!c)return c};return b};
-goog.events.listenOnce=function(a,b,c,d,e){if(goog.isArray(b)){for(var f=0;f<b.length;f++)goog.events.listenOnce(a,b[f],c,d,e);return null}c=goog.events.wrapListener_(c);return goog.events.Listenable.isImplementedBy(a)?a.listenOnce(b,c,d,e):goog.events.listen_(a,b,c,!0,d,e)};goog.events.listenWithWrapper=function(a,b,c,d,e){b.listen(a,c,d,e)};
-goog.events.unlisten=function(a,b,c,d,e){if(goog.isArray(b)){for(var f=0;f<b.length;f++)goog.events.unlisten(a,b[f],c,d,e);return null}c=goog.events.wrapListener_(c);if(goog.events.Listenable.isImplementedBy(a))return a.unlisten(b,c,d,e);if(!a)return!1;d=!!d;if(a=goog.events.getListenerMap_(a))if(b=a.getListener(b,c,d,e))return goog.events.unlistenByKey(b);return!1};
-goog.events.unlistenByKey=function(a){if(goog.isNumber(a)||!a||a.removed)return!1;var b=a.src;if(goog.events.Listenable.isImplementedBy(b))return b.unlistenByKey(a);var c=a.type,d=a.proxy;b.removeEventListener?b.removeEventListener(c,d,a.capture):b.detachEvent&&b.detachEvent(goog.events.getOnString_(c),d);goog.events.listenerCountEstimate_--;(c=goog.events.getListenerMap_(b))?(c.removeByKey(a),0==c.getTypeCount()&&(c.src=null,b[goog.events.LISTENER_MAP_PROP_]=null)):a.markAsRemoved();return!0};
-goog.events.unlistenWithWrapper=function(a,b,c,d,e){b.unlisten(a,c,d,e)};goog.events.removeAll=function(a,b){if(!a)return 0;if(goog.events.Listenable.isImplementedBy(a))return a.removeAllListeners(b);var c=goog.events.getListenerMap_(a);if(!c)return 0;var d=0,e;for(e in c.listeners)if(!b||e==b)for(var f=goog.array.clone(c.listeners[e]),g=0;g<f.length;++g)goog.events.unlistenByKey(f[g])&&++d;return d};goog.events.removeAllNativeListeners=function(){return goog.events.listenerCountEstimate_=0};
-goog.events.getListeners=function(a,b,c){return goog.events.Listenable.isImplementedBy(a)?a.getListeners(b,c):a?(a=goog.events.getListenerMap_(a))?a.getListeners(b,c):[]:[]};goog.events.getListener=function(a,b,c,d,e){c=goog.events.wrapListener_(c);d=!!d;return goog.events.Listenable.isImplementedBy(a)?a.getListener(b,c,d,e):a?(a=goog.events.getListenerMap_(a))?a.getListener(b,c,d,e):null:null};
-goog.events.hasListener=function(a,b,c){if(goog.events.Listenable.isImplementedBy(a))return a.hasListener(b,c);a=goog.events.getListenerMap_(a);return!!a&&a.hasListener(b,c)};goog.events.expose=function(a){var b=[],c;for(c in a)a[c]&&a[c].id?b.push(c+" = "+a[c]+" ("+a[c].id+")"):b.push(c+" = "+a[c]);return b.join("\n")};goog.events.getOnString_=function(a){return a in goog.events.onStringMap_?goog.events.onStringMap_[a]:goog.events.onStringMap_[a]=goog.events.onString_+a};
-goog.events.fireListeners=function(a,b,c,d){return goog.events.Listenable.isImplementedBy(a)?a.fireListeners(b,c,d):goog.events.fireListeners_(a,b,c,d)};goog.events.fireListeners_=function(a,b,c,d){var e=1;if(a=goog.events.getListenerMap_(a))if(b=a.listeners[b])for(b=goog.array.clone(b),a=0;a<b.length;a++){var f=b[a];f&&f.capture==c&&!f.removed&&(e&=!1!==goog.events.fireListener(f,d))}return Boolean(e)};
-goog.events.fireListener=function(a,b){var c=a.listener,d=a.handler||a.src;a.callOnce&&goog.events.unlistenByKey(a);return c.call(d,b)};goog.events.getTotalListenerCount=function(){return goog.events.listenerCountEstimate_};goog.events.dispatchEvent=function(a,b){goog.asserts.assert(goog.events.Listenable.isImplementedBy(a),"Can not use goog.events.dispatchEvent with non-goog.events.Listenable instance.");return a.dispatchEvent(b)};
-goog.events.protectBrowserEventEntryPoint=function(a){goog.events.handleBrowserEvent_=a.protectEntryPoint(goog.events.handleBrowserEvent_)};
-goog.events.handleBrowserEvent_=function(a,b){if(a.removed)return!0;if(!goog.events.BrowserFeature.HAS_W3C_EVENT_SUPPORT){var c=b||goog.getObjectByName("window.event"),d=new goog.events.BrowserEvent(c,this),e=!0;if(goog.events.CAPTURE_SIMULATION_MODE==goog.events.CaptureSimulationMode.ON){if(!goog.events.isMarkedIeEvent_(c)){goog.events.markIeEvent_(c);for(var c=[],f=d.currentTarget;f;f=f.parentNode)c.push(f);for(var f=a.type,g=c.length-1;!d.propagationStopped_&&0<=g;g--)d.currentTarget=c[g],e&=goog.events.fireListeners_(c[g],
-f,!0,d);for(g=0;!d.propagationStopped_&&g<c.length;g++)d.currentTarget=c[g],e&=goog.events.fireListeners_(c[g],f,!1,d)}}else e=goog.events.fireListener(a,d);return e}return goog.events.fireListener(a,new goog.events.BrowserEvent(b,this))};goog.events.markIeEvent_=function(a){var b=!1;if(0==a.keyCode)try{a.keyCode=-1;return}catch(c){b=!0}if(b||void 0==a.returnValue)a.returnValue=!0};goog.events.isMarkedIeEvent_=function(a){return 0>a.keyCode||void 0!=a.returnValue};goog.events.uniqueIdCounter_=0;
-goog.events.getUniqueId=function(a){return a+"_"+goog.events.uniqueIdCounter_++};goog.events.getListenerMap_=function(a){a=a[goog.events.LISTENER_MAP_PROP_];return a instanceof goog.events.ListenerMap?a:null};goog.events.LISTENER_WRAPPER_PROP_="__closure_events_fn_"+(1E9*Math.random()>>>0);
-goog.events.wrapListener_=function(a){goog.asserts.assert(a,"Listener can not be null.");if(goog.isFunction(a))return a;goog.asserts.assert(a.handleEvent,"An object listener must have handleEvent method.");return a[goog.events.LISTENER_WRAPPER_PROP_]||(a[goog.events.LISTENER_WRAPPER_PROP_]=function(b){return a.handleEvent(b)})};goog.debug.entryPointRegistry.register(function(a){goog.events.handleBrowserEvent_=a(goog.events.handleBrowserEvent_)});goog.events.EventTarget=function(){goog.Disposable.call(this);this.eventTargetListeners_=new goog.events.ListenerMap(this);this.actualEventTarget_=this};goog.inherits(goog.events.EventTarget,goog.Disposable);goog.events.Listenable.addImplementation(goog.events.EventTarget);goog.events.EventTarget.MAX_ANCESTORS_=1E3;goog.events.EventTarget.prototype.parentEventTarget_=null;goog.events.EventTarget.prototype.getParentEventTarget=function(){return this.parentEventTarget_};
-goog.events.EventTarget.prototype.setParentEventTarget=function(a){this.parentEventTarget_=a};goog.events.EventTarget.prototype.addEventListener=function(a,b,c,d){goog.events.listen(this,a,b,c,d)};goog.events.EventTarget.prototype.removeEventListener=function(a,b,c,d){goog.events.unlisten(this,a,b,c,d)};
-goog.events.EventTarget.prototype.dispatchEvent=function(a){this.assertInitialized_();var b,c=this.getParentEventTarget();if(c){b=[];for(var d=1;c;c=c.getParentEventTarget())b.push(c),goog.asserts.assert(++d<goog.events.EventTarget.MAX_ANCESTORS_,"infinite loop")}return goog.events.EventTarget.dispatchEventInternal_(this.actualEventTarget_,a,b)};
-goog.events.EventTarget.prototype.disposeInternal=function(){goog.events.EventTarget.superClass_.disposeInternal.call(this);this.removeAllListeners();this.parentEventTarget_=null};goog.events.EventTarget.prototype.listen=function(a,b,c,d){this.assertInitialized_();return this.eventTargetListeners_.add(String(a),b,!1,c,d)};goog.events.EventTarget.prototype.listenOnce=function(a,b,c,d){return this.eventTargetListeners_.add(String(a),b,!0,c,d)};
-goog.events.EventTarget.prototype.unlisten=function(a,b,c,d){return this.eventTargetListeners_.remove(String(a),b,c,d)};goog.events.EventTarget.prototype.unlistenByKey=function(a){return this.eventTargetListeners_.removeByKey(a)};goog.events.EventTarget.prototype.removeAllListeners=function(a){return this.eventTargetListeners_?this.eventTargetListeners_.removeAll(a):0};
-goog.events.EventTarget.prototype.fireListeners=function(a,b,c){a=this.eventTargetListeners_.listeners[String(a)];if(!a)return!0;a=goog.array.clone(a);for(var d=!0,e=0;e<a.length;++e){var f=a[e];if(f&&!f.removed&&f.capture==b){var g=f.listener,h=f.handler||f.src;f.callOnce&&this.unlistenByKey(f);d=!1!==g.call(h,c)&&d}}return d&&!1!=c.returnValue_};goog.events.EventTarget.prototype.getListeners=function(a,b){return this.eventTargetListeners_.getListeners(String(a),b)};
-goog.events.EventTarget.prototype.getListener=function(a,b,c,d){return this.eventTargetListeners_.getListener(String(a),b,c,d)};goog.events.EventTarget.prototype.hasListener=function(a,b){var c=goog.isDef(a)?String(a):void 0;return this.eventTargetListeners_.hasListener(c,b)};goog.events.EventTarget.prototype.setTargetForTesting=function(a){this.actualEventTarget_=a};goog.events.EventTarget.prototype.assertInitialized_=function(){goog.asserts.assert(this.eventTargetListeners_,"Event target is not initialized. Did you call the superclass (goog.events.EventTarget) constructor?")};
-goog.events.EventTarget.dispatchEventInternal_=function(a,b,c){var d=b.type||b;if(goog.isString(b))b=new goog.events.Event(b,a);else if(b instanceof goog.events.Event)b.target=b.target||a;else{var e=b;b=new goog.events.Event(d,a);goog.object.extend(b,e)}var e=!0,f;if(c)for(var g=c.length-1;!b.propagationStopped_&&0<=g;g--)f=b.currentTarget=c[g],e=f.fireListeners(d,!0,b)&&e;b.propagationStopped_||(f=b.currentTarget=a,e=f.fireListeners(d,!0,b)&&e,b.propagationStopped_||(e=f.fireListeners(d,!1,b)&&e));
-if(c)for(g=0;!b.propagationStopped_&&g<c.length;g++)f=b.currentTarget=c[g],e=f.fireListeners(d,!1,b)&&e;return e};goog.Timer=function(a,b){goog.events.EventTarget.call(this);this.interval_=a||1;this.timerObject_=b||goog.Timer.defaultTimerObject;this.boundTick_=goog.bind(this.tick_,this);this.last_=goog.now()};goog.inherits(goog.Timer,goog.events.EventTarget);goog.Timer.MAX_TIMEOUT_=2147483647;goog.Timer.prototype.enabled=!1;goog.Timer.defaultTimerObject=goog.global;goog.Timer.intervalScale=0.8;goog.Timer.prototype.timer_=null;goog.Timer.prototype.getInterval=function(){return this.interval_};
-goog.Timer.prototype.setInterval=function(a){this.interval_=a;this.timer_&&this.enabled?(this.stop(),this.start()):this.timer_&&this.stop()};
-goog.Timer.prototype.tick_=function(){if(this.enabled){var a=goog.now()-this.last_;0<a&&a<this.interval_*goog.Timer.intervalScale?this.timer_=this.timerObject_.setTimeout(this.boundTick_,this.interval_-a):(this.timer_&&(this.timerObject_.clearTimeout(this.timer_),this.timer_=null),this.dispatchTick(),this.enabled&&(this.timer_=this.timerObject_.setTimeout(this.boundTick_,this.interval_),this.last_=goog.now()))}};goog.Timer.prototype.dispatchTick=function(){this.dispatchEvent(goog.Timer.TICK)};
-goog.Timer.prototype.start=function(){this.enabled=!0;this.timer_||(this.timer_=this.timerObject_.setTimeout(this.boundTick_,this.interval_),this.last_=goog.now())};goog.Timer.prototype.stop=function(){this.enabled=!1;this.timer_&&(this.timerObject_.clearTimeout(this.timer_),this.timer_=null)};goog.Timer.prototype.disposeInternal=function(){goog.Timer.superClass_.disposeInternal.call(this);this.stop();delete this.timerObject_};goog.Timer.TICK="tick";
-goog.Timer.callOnce=function(a,b,c){if(goog.isFunction(a))c&&(a=goog.bind(a,c));else if(a&&"function"==typeof a.handleEvent)a=goog.bind(a.handleEvent,a);else throw Error("Invalid listener argument");return b>goog.Timer.MAX_TIMEOUT_?-1:goog.Timer.defaultTimerObject.setTimeout(a,b||0)};goog.Timer.clear=function(a){goog.Timer.defaultTimerObject.clearTimeout(a)};goog.dom.BrowserFeature={CAN_ADD_NAME_OR_TYPE_ATTRIBUTES:!goog.userAgent.IE||goog.userAgent.isDocumentModeOrHigher(9),CAN_USE_CHILDREN_ATTRIBUTE:!goog.userAgent.GECKO&&!goog.userAgent.IE||goog.userAgent.IE&&goog.userAgent.isDocumentModeOrHigher(9)||goog.userAgent.GECKO&&goog.userAgent.isVersionOrHigher("1.9.1"),CAN_USE_INNER_TEXT:goog.userAgent.IE&&!goog.userAgent.isVersionOrHigher("9"),CAN_USE_PARENT_ELEMENT_PROPERTY:goog.userAgent.IE||goog.userAgent.OPERA||goog.userAgent.WEBKIT,INNER_HTML_NEEDS_SCOPED_ELEMENT:goog.userAgent.IE};goog.dom.TagName={A:"A",ABBR:"ABBR",ACRONYM:"ACRONYM",ADDRESS:"ADDRESS",APPLET:"APPLET",AREA:"AREA",ARTICLE:"ARTICLE",ASIDE:"ASIDE",AUDIO:"AUDIO",B:"B",BASE:"BASE",BASEFONT:"BASEFONT",BDI:"BDI",BDO:"BDO",BIG:"BIG",BLOCKQUOTE:"BLOCKQUOTE",BODY:"BODY",BR:"BR",BUTTON:"BUTTON",CANVAS:"CANVAS",CAPTION:"CAPTION",CENTER:"CENTER",CITE:"CITE",CODE:"CODE",COL:"COL",COLGROUP:"COLGROUP",COMMAND:"COMMAND",DATA:"DATA",DATALIST:"DATALIST",DD:"DD",DEL:"DEL",DETAILS:"DETAILS",DFN:"DFN",DIALOG:"DIALOG",DIR:"DIR",DIV:"DIV",
+goog.object.createImmutableView=function(a){var b=a;Object.isFrozen&&!Object.isFrozen(a)&&(b=Object.create(a),Object.freeze(b));return b};goog.object.isImmutableView=function(a){return!!Object.isFrozen&&Object.isFrozen(a)};goog.labs.userAgent.browser={};goog.labs.userAgent.browser.matchOpera_=function(){return goog.labs.userAgent.util.matchUserAgent("Opera")||goog.labs.userAgent.util.matchUserAgent("OPR")};goog.labs.userAgent.browser.matchIE_=function(){return goog.labs.userAgent.util.matchUserAgent("Trident")||goog.labs.userAgent.util.matchUserAgent("MSIE")};goog.labs.userAgent.browser.matchEdge_=function(){return goog.labs.userAgent.util.matchUserAgent("Edge")};goog.labs.userAgent.browser.matchFirefox_=function(){return goog.labs.userAgent.util.matchUserAgent("Firefox")};
+goog.labs.userAgent.browser.matchSafari_=function(){return goog.labs.userAgent.util.matchUserAgent("Safari")&&!(goog.labs.userAgent.browser.matchChrome_()||goog.labs.userAgent.browser.matchCoast_()||goog.labs.userAgent.browser.matchOpera_()||goog.labs.userAgent.browser.matchEdge_()||goog.labs.userAgent.browser.isSilk()||goog.labs.userAgent.util.matchUserAgent("Android"))};goog.labs.userAgent.browser.matchCoast_=function(){return goog.labs.userAgent.util.matchUserAgent("Coast")};
+goog.labs.userAgent.browser.matchIosWebview_=function(){return(goog.labs.userAgent.util.matchUserAgent("iPad")||goog.labs.userAgent.util.matchUserAgent("iPhone"))&&!goog.labs.userAgent.browser.matchSafari_()&&!goog.labs.userAgent.browser.matchChrome_()&&!goog.labs.userAgent.browser.matchCoast_()&&goog.labs.userAgent.util.matchUserAgent("AppleWebKit")};
+goog.labs.userAgent.browser.matchChrome_=function(){return(goog.labs.userAgent.util.matchUserAgent("Chrome")||goog.labs.userAgent.util.matchUserAgent("CriOS"))&&!goog.labs.userAgent.browser.matchOpera_()&&!goog.labs.userAgent.browser.matchEdge_()};goog.labs.userAgent.browser.matchAndroidBrowser_=function(){return goog.labs.userAgent.util.matchUserAgent("Android")&&!(goog.labs.userAgent.browser.isChrome()||goog.labs.userAgent.browser.isFirefox()||goog.labs.userAgent.browser.isOpera()||goog.labs.userAgent.browser.isSilk())};
+goog.labs.userAgent.browser.isOpera=goog.labs.userAgent.browser.matchOpera_;goog.labs.userAgent.browser.isIE=goog.labs.userAgent.browser.matchIE_;goog.labs.userAgent.browser.isEdge=goog.labs.userAgent.browser.matchEdge_;goog.labs.userAgent.browser.isFirefox=goog.labs.userAgent.browser.matchFirefox_;goog.labs.userAgent.browser.isSafari=goog.labs.userAgent.browser.matchSafari_;goog.labs.userAgent.browser.isCoast=goog.labs.userAgent.browser.matchCoast_;goog.labs.userAgent.browser.isIosWebview=goog.labs.userAgent.browser.matchIosWebview_;
+goog.labs.userAgent.browser.isChrome=goog.labs.userAgent.browser.matchChrome_;goog.labs.userAgent.browser.isAndroidBrowser=goog.labs.userAgent.browser.matchAndroidBrowser_;goog.labs.userAgent.browser.isSilk=function(){return goog.labs.userAgent.util.matchUserAgent("Silk")};
+goog.labs.userAgent.browser.getVersion=function(){function a(a){a=goog.array.find(a,d);return c[a]||""}var b=goog.labs.userAgent.util.getUserAgent();if(goog.labs.userAgent.browser.isIE())return goog.labs.userAgent.browser.getIEVersion_(b);var b=goog.labs.userAgent.util.extractVersionTuples(b),c={};goog.array.forEach(b,function(a){c[a[0]]=a[1]});var d=goog.partial(goog.object.containsKey,c);return goog.labs.userAgent.browser.isOpera()?a(["Version","Opera","OPR"]):goog.labs.userAgent.browser.isEdge()?
+a(["Edge"]):goog.labs.userAgent.browser.isChrome()?a(["Chrome","CriOS"]):(b=b[2])&&b[1]||""};goog.labs.userAgent.browser.isVersionOrHigher=function(a){return 0<=goog.string.compareVersions(goog.labs.userAgent.browser.getVersion(),a)};
+goog.labs.userAgent.browser.getIEVersion_=function(a){var b=/rv: *([\d\.]*)/.exec(a);if(b&&b[1])return b[1];var b="",c=/MSIE +([\d\.]+)/.exec(a);if(c&&c[1])if(a=/Trident\/(\d.\d)/.exec(a),"7.0"==c[1])if(a&&a[1])switch(a[1]){case "4.0":b="8.0";break;case "5.0":b="9.0";break;case "6.0":b="10.0";break;case "7.0":b="11.0"}else b="7.0";else b=c[1];return b};goog.labs.userAgent.engine={};goog.labs.userAgent.engine.isPresto=function(){return goog.labs.userAgent.util.matchUserAgent("Presto")};goog.labs.userAgent.engine.isTrident=function(){return goog.labs.userAgent.util.matchUserAgent("Trident")||goog.labs.userAgent.util.matchUserAgent("MSIE")};goog.labs.userAgent.engine.isEdge=function(){return goog.labs.userAgent.util.matchUserAgent("Edge")};
+goog.labs.userAgent.engine.isWebKit=function(){return goog.labs.userAgent.util.matchUserAgentIgnoreCase("WebKit")&&!goog.labs.userAgent.engine.isEdge()};goog.labs.userAgent.engine.isGecko=function(){return goog.labs.userAgent.util.matchUserAgent("Gecko")&&!goog.labs.userAgent.engine.isWebKit()&&!goog.labs.userAgent.engine.isTrident()&&!goog.labs.userAgent.engine.isEdge()};
+goog.labs.userAgent.engine.getVersion=function(){var a=goog.labs.userAgent.util.getUserAgent();if(a){var a=goog.labs.userAgent.util.extractVersionTuples(a),b=goog.labs.userAgent.engine.getEngineTuple_(a);if(b)return"Gecko"==b[0]?goog.labs.userAgent.engine.getVersionForKey_(a,"Firefox"):b[1];var a=a[0],c;if(a&&(c=a[2])&&(c=/Trident\/([^\s;]+)/.exec(c)))return c[1]}return""};
+goog.labs.userAgent.engine.getEngineTuple_=function(a){if(!goog.labs.userAgent.engine.isEdge())return a[1];for(var b=0;b<a.length;b++){var c=a[b];if("Edge"==c[0])return c}};goog.labs.userAgent.engine.isVersionOrHigher=function(a){return 0<=goog.string.compareVersions(goog.labs.userAgent.engine.getVersion(),a)};goog.labs.userAgent.engine.getVersionForKey_=function(a,b){var c=goog.array.find(a,function(a){return b==a[0]});return c&&c[1]||""};goog.labs.userAgent.platform={};goog.labs.userAgent.platform.isAndroid=function(){return goog.labs.userAgent.util.matchUserAgent("Android")};goog.labs.userAgent.platform.isIpod=function(){return goog.labs.userAgent.util.matchUserAgent("iPod")};goog.labs.userAgent.platform.isIphone=function(){return goog.labs.userAgent.util.matchUserAgent("iPhone")&&!goog.labs.userAgent.util.matchUserAgent("iPod")&&!goog.labs.userAgent.util.matchUserAgent("iPad")};goog.labs.userAgent.platform.isIpad=function(){return goog.labs.userAgent.util.matchUserAgent("iPad")};
+goog.labs.userAgent.platform.isIos=function(){return goog.labs.userAgent.platform.isIphone()||goog.labs.userAgent.platform.isIpad()||goog.labs.userAgent.platform.isIpod()};goog.labs.userAgent.platform.isMacintosh=function(){return goog.labs.userAgent.util.matchUserAgent("Macintosh")};goog.labs.userAgent.platform.isLinux=function(){return goog.labs.userAgent.util.matchUserAgent("Linux")};goog.labs.userAgent.platform.isWindows=function(){return goog.labs.userAgent.util.matchUserAgent("Windows")};
+goog.labs.userAgent.platform.isChromeOS=function(){return goog.labs.userAgent.util.matchUserAgent("CrOS")};
+goog.labs.userAgent.platform.getVersion=function(){var a=goog.labs.userAgent.util.getUserAgent(),b="";goog.labs.userAgent.platform.isWindows()?(b=/Windows (?:NT|Phone) ([0-9.]+)/,b=(a=b.exec(a))?a[1]:"0.0"):goog.labs.userAgent.platform.isIos()?(b=/(?:iPhone|iPod|iPad|CPU)\s+OS\s+(\S+)/,b=(a=b.exec(a))&&a[1].replace(/_/g,".")):goog.labs.userAgent.platform.isMacintosh()?(b=/Mac OS X ([0-9_.]+)/,b=(a=b.exec(a))?a[1].replace(/_/g,"."):"10"):goog.labs.userAgent.platform.isAndroid()?(b=/Android\s+([^\);]+)(\)|;)/,
+b=(a=b.exec(a))&&a[1]):goog.labs.userAgent.platform.isChromeOS()&&(b=/(?:CrOS\s+(?:i686|x86_64)\s+([0-9.]+))/,b=(a=b.exec(a))&&a[1]);return b||""};goog.labs.userAgent.platform.isVersionOrHigher=function(a){return 0<=goog.string.compareVersions(goog.labs.userAgent.platform.getVersion(),a)};goog.userAgent={};goog.userAgent.ASSUME_IE=!1;goog.userAgent.ASSUME_EDGE=!1;goog.userAgent.ASSUME_GECKO=!1;goog.userAgent.ASSUME_WEBKIT=!1;goog.userAgent.ASSUME_MOBILE_WEBKIT=!1;goog.userAgent.ASSUME_OPERA=!1;goog.userAgent.ASSUME_ANY_VERSION=!1;goog.userAgent.BROWSER_KNOWN_=goog.userAgent.ASSUME_IE||goog.userAgent.ASSUME_EDGE||goog.userAgent.ASSUME_GECKO||goog.userAgent.ASSUME_MOBILE_WEBKIT||goog.userAgent.ASSUME_WEBKIT||goog.userAgent.ASSUME_OPERA;goog.userAgent.getUserAgentString=function(){return goog.labs.userAgent.util.getUserAgent()};
+goog.userAgent.getNavigator=function(){return goog.global.navigator||null};goog.userAgent.OPERA=goog.userAgent.BROWSER_KNOWN_?goog.userAgent.ASSUME_OPERA:goog.labs.userAgent.browser.isOpera();goog.userAgent.IE=goog.userAgent.BROWSER_KNOWN_?goog.userAgent.ASSUME_IE:goog.labs.userAgent.browser.isIE();goog.userAgent.EDGE=goog.userAgent.BROWSER_KNOWN_?goog.userAgent.ASSUME_EDGE:goog.labs.userAgent.engine.isEdge();goog.userAgent.EDGE_OR_IE=goog.userAgent.EDGE||goog.userAgent.IE;
+goog.userAgent.GECKO=goog.userAgent.BROWSER_KNOWN_?goog.userAgent.ASSUME_GECKO:goog.labs.userAgent.engine.isGecko();goog.userAgent.WEBKIT=goog.userAgent.BROWSER_KNOWN_?goog.userAgent.ASSUME_WEBKIT||goog.userAgent.ASSUME_MOBILE_WEBKIT:goog.labs.userAgent.engine.isWebKit();goog.userAgent.isMobile_=function(){return goog.userAgent.WEBKIT&&goog.labs.userAgent.util.matchUserAgent("Mobile")};goog.userAgent.MOBILE=goog.userAgent.ASSUME_MOBILE_WEBKIT||goog.userAgent.isMobile_();goog.userAgent.SAFARI=goog.userAgent.WEBKIT;
+goog.userAgent.determinePlatform_=function(){var a=goog.userAgent.getNavigator();return a&&a.platform||""};goog.userAgent.PLATFORM=goog.userAgent.determinePlatform_();goog.userAgent.ASSUME_MAC=!1;goog.userAgent.ASSUME_WINDOWS=!1;goog.userAgent.ASSUME_LINUX=!1;goog.userAgent.ASSUME_X11=!1;goog.userAgent.ASSUME_ANDROID=!1;goog.userAgent.ASSUME_IPHONE=!1;goog.userAgent.ASSUME_IPAD=!1;
+goog.userAgent.PLATFORM_KNOWN_=goog.userAgent.ASSUME_MAC||goog.userAgent.ASSUME_WINDOWS||goog.userAgent.ASSUME_LINUX||goog.userAgent.ASSUME_X11||goog.userAgent.ASSUME_ANDROID||goog.userAgent.ASSUME_IPHONE||goog.userAgent.ASSUME_IPAD;goog.userAgent.MAC=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_MAC:goog.labs.userAgent.platform.isMacintosh();goog.userAgent.WINDOWS=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_WINDOWS:goog.labs.userAgent.platform.isWindows();
+goog.userAgent.isLegacyLinux_=function(){return goog.labs.userAgent.platform.isLinux()||goog.labs.userAgent.platform.isChromeOS()};goog.userAgent.LINUX=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_LINUX:goog.userAgent.isLegacyLinux_();goog.userAgent.isX11_=function(){var a=goog.userAgent.getNavigator();return!!a&&goog.string.contains(a.appVersion||"","X11")};goog.userAgent.X11=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_X11:goog.userAgent.isX11_();
+goog.userAgent.ANDROID=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_ANDROID:goog.labs.userAgent.platform.isAndroid();goog.userAgent.IPHONE=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_IPHONE:goog.labs.userAgent.platform.isIphone();goog.userAgent.IPAD=goog.userAgent.PLATFORM_KNOWN_?goog.userAgent.ASSUME_IPAD:goog.labs.userAgent.platform.isIpad();
+goog.userAgent.determineVersion_=function(){if(goog.userAgent.OPERA&&goog.global.opera){var a=goog.global.opera.version;return goog.isFunction(a)?a():a}var a="",b=goog.userAgent.getVersionRegexResult_();b&&(a=b?b[1]:"");return goog.userAgent.IE&&(b=goog.userAgent.getDocumentMode_(),b>parseFloat(a))?String(b):a};
+goog.userAgent.getVersionRegexResult_=function(){var a=goog.userAgent.getUserAgentString();if(goog.userAgent.GECKO)return/rv\:([^\);]+)(\)|;)/.exec(a);if(goog.userAgent.EDGE)return/Edge\/([\d\.]+)/.exec(a);if(goog.userAgent.IE)return/\b(?:MSIE|rv)[: ]([^\);]+)(\)|;)/.exec(a);if(goog.userAgent.WEBKIT)return/WebKit\/(\S+)/.exec(a)};goog.userAgent.getDocumentMode_=function(){var a=goog.global.document;return a?a.documentMode:void 0};goog.userAgent.VERSION=goog.userAgent.determineVersion_();
+goog.userAgent.compare=function(a,b){return goog.string.compareVersions(a,b)};goog.userAgent.isVersionOrHigherCache_={};goog.userAgent.isVersionOrHigher=function(a){return goog.userAgent.ASSUME_ANY_VERSION||goog.userAgent.isVersionOrHigherCache_[a]||(goog.userAgent.isVersionOrHigherCache_[a]=0<=goog.string.compareVersions(goog.userAgent.VERSION,a))};goog.userAgent.isVersion=goog.userAgent.isVersionOrHigher;goog.userAgent.isDocumentModeOrHigher=function(a){return goog.userAgent.DOCUMENT_MODE>=a};
+goog.userAgent.isDocumentMode=goog.userAgent.isDocumentModeOrHigher;goog.userAgent.DOCUMENT_MODE=function(){var a=goog.global.document,b=goog.userAgent.getDocumentMode_();return a&&goog.userAgent.IE?b||("CSS1Compat"==a.compatMode?parseInt(goog.userAgent.VERSION,10):5):void 0}();goog.dom.BrowserFeature={CAN_ADD_NAME_OR_TYPE_ATTRIBUTES:!goog.userAgent.IE||goog.userAgent.isDocumentModeOrHigher(9),CAN_USE_CHILDREN_ATTRIBUTE:!goog.userAgent.GECKO&&!goog.userAgent.IE||goog.userAgent.IE&&goog.userAgent.isDocumentModeOrHigher(9)||goog.userAgent.GECKO&&goog.userAgent.isVersionOrHigher("1.9.1"),CAN_USE_INNER_TEXT:goog.userAgent.IE&&!goog.userAgent.isVersionOrHigher("9"),CAN_USE_PARENT_ELEMENT_PROPERTY:goog.userAgent.IE||goog.userAgent.OPERA||goog.userAgent.WEBKIT,INNER_HTML_NEEDS_SCOPED_ELEMENT:goog.userAgent.IE,
+LEGACY_IE_RANGES:goog.userAgent.IE&&!goog.userAgent.isDocumentModeOrHigher(9)};goog.dom.TagName={A:"A",ABBR:"ABBR",ACRONYM:"ACRONYM",ADDRESS:"ADDRESS",APPLET:"APPLET",AREA:"AREA",ARTICLE:"ARTICLE",ASIDE:"ASIDE",AUDIO:"AUDIO",B:"B",BASE:"BASE",BASEFONT:"BASEFONT",BDI:"BDI",BDO:"BDO",BIG:"BIG",BLOCKQUOTE:"BLOCKQUOTE",BODY:"BODY",BR:"BR",BUTTON:"BUTTON",CANVAS:"CANVAS",CAPTION:"CAPTION",CENTER:"CENTER",CITE:"CITE",CODE:"CODE",COL:"COL",COLGROUP:"COLGROUP",COMMAND:"COMMAND",DATA:"DATA",DATALIST:"DATALIST",DD:"DD",DEL:"DEL",DETAILS:"DETAILS",DFN:"DFN",DIALOG:"DIALOG",DIR:"DIR",DIV:"DIV",
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-NAV:"NAV",NOFRAMES:"NOFRAMES",NOSCRIPT:"NOSCRIPT",OBJECT:"OBJECT",OL:"OL",OPTGROUP:"OPTGROUP",OPTION:"OPTION",OUTPUT:"OUTPUT",P:"P",PARAM:"PARAM",PRE:"PRE",PROGRESS:"PROGRESS",Q:"Q",RP:"RP",RT:"RT",RUBY:"RUBY",S:"S",SAMP:"SAMP",SCRIPT:"SCRIPT",SECTION:"SECTION",SELECT:"SELECT",SMALL:"SMALL",SOURCE:"SOURCE",SPAN:"SPAN",STRIKE:"STRIKE",STRONG:"STRONG",STYLE:"STYLE",SUB:"SUB",SUMMARY:"SUMMARY",SUP:"SUP",SVG:"SVG",TABLE:"TABLE",TBODY:"TBODY",TD:"TD",TEXTAREA:"TEXTAREA",TFOOT:"TFOOT",TH:"TH",THEAD:"THEAD",
-TIME:"TIME",TITLE:"TITLE",TR:"TR",TRACK:"TRACK",TT:"TT",U:"U",UL:"UL",VAR:"VAR",VIDEO:"VIDEO",WBR:"WBR"};goog.dom.classes={};goog.dom.classes.set=function(a,b){a.className=b};goog.dom.classes.get=function(a){a=a.className;return goog.isString(a)&&a.match(/\S+/g)||[]};goog.dom.classes.add=function(a,b){var c=goog.dom.classes.get(a),d=goog.array.slice(arguments,1),e=c.length+d.length;goog.dom.classes.add_(c,d);goog.dom.classes.set(a,c.join(" "));return c.length==e};
-goog.dom.classes.remove=function(a,b){var c=goog.dom.classes.get(a),d=goog.array.slice(arguments,1),e=goog.dom.classes.getDifference_(c,d);goog.dom.classes.set(a,e.join(" "));return e.length==c.length-d.length};goog.dom.classes.add_=function(a,b){for(var c=0;c<b.length;c++)goog.array.contains(a,b[c])||a.push(b[c])};goog.dom.classes.getDifference_=function(a,b){return goog.array.filter(a,function(a){return!goog.array.contains(b,a)})};
-goog.dom.classes.swap=function(a,b,c){for(var d=goog.dom.classes.get(a),e=!1,f=0;f<d.length;f++)d[f]==b&&(goog.array.splice(d,f--,1),e=!0);e&&(d.push(c),goog.dom.classes.set(a,d.join(" ")));return e};goog.dom.classes.addRemove=function(a,b,c){var d=goog.dom.classes.get(a);goog.isString(b)?goog.array.remove(d,b):goog.isArray(b)&&(d=goog.dom.classes.getDifference_(d,b));goog.isString(c)&&!goog.array.contains(d,c)?d.push(c):goog.isArray(c)&&goog.dom.classes.add_(d,c);goog.dom.classes.set(a,d.join(" "))};
-goog.dom.classes.has=function(a,b){return goog.array.contains(goog.dom.classes.get(a),b)};goog.dom.classes.enable=function(a,b,c){c?goog.dom.classes.add(a,b):goog.dom.classes.remove(a,b)};goog.dom.classes.toggle=function(a,b){var c=!goog.dom.classes.has(a,b);goog.dom.classes.enable(a,b,c);return c};goog.functions={};goog.functions.constant=function(a){return function(){return a}};goog.functions.FALSE=goog.functions.constant(!1);goog.functions.TRUE=goog.functions.constant(!0);goog.functions.NULL=goog.functions.constant(null);goog.functions.identity=function(a,b){return a};goog.functions.error=function(a){return function(){throw Error(a);}};goog.functions.fail=function(a){return function(){throw a;}};
-goog.functions.lock=function(a,b){b=b||0;return function(){return a.apply(this,Array.prototype.slice.call(arguments,0,b))}};goog.functions.nth=function(a){return function(){return arguments[a]}};goog.functions.withReturnValue=function(a,b){return goog.functions.sequence(a,goog.functions.constant(b))};goog.functions.compose=function(a,b){var c=arguments,d=c.length;return function(){var a;d&&(a=c[d-1].apply(this,arguments));for(var b=d-2;0<=b;b--)a=c[b].call(this,a);return a}};
-goog.functions.sequence=function(a){var b=arguments,c=b.length;return function(){for(var a,e=0;e<c;e++)a=b[e].apply(this,arguments);return a}};goog.functions.and=function(a){var b=arguments,c=b.length;return function(){for(var a=0;a<c;a++)if(!b[a].apply(this,arguments))return!1;return!0}};goog.functions.or=function(a){var b=arguments,c=b.length;return function(){for(var a=0;a<c;a++)if(b[a].apply(this,arguments))return!0;return!1}};
-goog.functions.not=function(a){return function(){return!a.apply(this,arguments)}};goog.functions.create=function(a,b){var c=function(){};c.prototype=a.prototype;c=new c;a.apply(c,Array.prototype.slice.call(arguments,1));return c};goog.functions.CACHE_RETURN_VALUE=!0;goog.functions.cacheReturnValue=function(a){var b=!1,c;return function(){if(!goog.functions.CACHE_RETURN_VALUE)return a();b||(c=a(),b=!0);return c}};goog.math={};goog.math.randomInt=function(a){return Math.floor(Math.random()*a)};goog.math.uniformRandom=function(a,b){return a+Math.random()*(b-a)};goog.math.clamp=function(a,b,c){return Math.min(Math.max(a,b),c)};goog.math.modulo=function(a,b){var c=a%b;return 0>c*b?c+b:c};goog.math.lerp=function(a,b,c){return a+c*(b-a)};goog.math.nearlyEquals=function(a,b,c){return Math.abs(a-b)<=(c||1E-6)};goog.math.standardAngle=function(a){return goog.math.modulo(a,360)};
-goog.math.toRadians=function(a){return a*Math.PI/180};goog.math.toDegrees=function(a){return 180*a/Math.PI};goog.math.angleDx=function(a,b){return b*Math.cos(goog.math.toRadians(a))};goog.math.angleDy=function(a,b){return b*Math.sin(goog.math.toRadians(a))};goog.math.angle=function(a,b,c,d){return goog.math.standardAngle(goog.math.toDegrees(Math.atan2(d-b,c-a)))};goog.math.angleDifference=function(a,b){var c=goog.math.standardAngle(b)-goog.math.standardAngle(a);180<c?c-=360:-180>=c&&(c=360+c);return c};
-goog.math.sign=function(a){return 0==a?0:0>a?-1:1};goog.math.longestCommonSubsequence=function(a,b,c,d){c=c||function(a,b){return a==b};d=d||function(b,c){return a[b]};for(var e=a.length,f=b.length,g=[],h=0;h<e+1;h++)g[h]=[],g[h][0]=0;for(var k=0;k<f+1;k++)g[0][k]=0;for(h=1;h<=e;h++)for(k=1;k<=f;k++)c(a[h-1],b[k-1])?g[h][k]=g[h-1][k-1]+1:g[h][k]=Math.max(g[h-1][k],g[h][k-1]);for(var l=[],h=e,k=f;0<h&&0<k;)c(a[h-1],b[k-1])?(l.unshift(d(h-1,k-1)),h--,k--):g[h-1][k]>g[h][k-1]?h--:k--;return l};
-goog.math.sum=function(a){return goog.array.reduce(arguments,function(a,c){return a+c},0)};goog.math.average=function(a){return goog.math.sum.apply(null,arguments)/arguments.length};goog.math.sampleVariance=function(a){var b=arguments.length;if(2>b)return 0;var c=goog.math.average.apply(null,arguments);return goog.math.sum.apply(null,goog.array.map(arguments,function(a){return Math.pow(a-c,2)}))/(b-1)};goog.math.standardDeviation=function(a){return Math.sqrt(goog.math.sampleVariance.apply(null,arguments))};
-goog.math.isInt=function(a){return isFinite(a)&&0==a%1};goog.math.isFiniteNumber=function(a){return isFinite(a)&&!isNaN(a)};goog.math.safeFloor=function(a,b){goog.asserts.assert(!goog.isDef(b)||0<b);return Math.floor(a+(b||2E-15))};goog.math.safeCeil=function(a,b){goog.asserts.assert(!goog.isDef(b)||0<b);return Math.ceil(a-(b||2E-15))};goog.math.Coordinate=function(a,b){this.x=goog.isDef(a)?a:0;this.y=goog.isDef(b)?b:0};goog.math.Coordinate.prototype.clone=function(){return new goog.math.Coordinate(this.x,this.y)};goog.DEBUG&&(goog.math.Coordinate.prototype.toString=function(){return"("+this.x+", "+this.y+")"});goog.math.Coordinate.equals=function(a,b){return a==b?!0:a&&b?a.x==b.x&&a.y==b.y:!1};goog.math.Coordinate.distance=function(a,b){var c=a.x-b.x,d=a.y-b.y;return Math.sqrt(c*c+d*d)};
+NAV:"NAV",NOFRAMES:"NOFRAMES",NOSCRIPT:"NOSCRIPT",OBJECT:"OBJECT",OL:"OL",OPTGROUP:"OPTGROUP",OPTION:"OPTION",OUTPUT:"OUTPUT",P:"P",PARAM:"PARAM",PRE:"PRE",PROGRESS:"PROGRESS",Q:"Q",RP:"RP",RT:"RT",RUBY:"RUBY",S:"S",SAMP:"SAMP",SCRIPT:"SCRIPT",SECTION:"SECTION",SELECT:"SELECT",SMALL:"SMALL",SOURCE:"SOURCE",SPAN:"SPAN",STRIKE:"STRIKE",STRONG:"STRONG",STYLE:"STYLE",SUB:"SUB",SUMMARY:"SUMMARY",SUP:"SUP",SVG:"SVG",TABLE:"TABLE",TBODY:"TBODY",TD:"TD",TEMPLATE:"TEMPLATE",TEXTAREA:"TEXTAREA",TFOOT:"TFOOT",
+TH:"TH",THEAD:"THEAD",TIME:"TIME",TITLE:"TITLE",TR:"TR",TRACK:"TRACK",TT:"TT",U:"U",UL:"UL",VAR:"VAR",VIDEO:"VIDEO",WBR:"WBR"};goog.dom.tags={};goog.dom.tags.VOID_TAGS_=goog.object.createSet("area base br col command embed hr img input keygen link meta param source track wbr".split(" "));goog.dom.tags.isVoidTag=function(a){return!0===goog.dom.tags.VOID_TAGS_[a]};goog.string.TypedString=function(){};goog.string.Const=function(){this.stringConstValueWithSecurityContract__googStringSecurityPrivate_="";this.STRING_CONST_TYPE_MARKER__GOOG_STRING_SECURITY_PRIVATE_=goog.string.Const.TYPE_MARKER_};goog.string.Const.prototype.implementsGoogStringTypedString=!0;goog.string.Const.prototype.getTypedStringValue=function(){return this.stringConstValueWithSecurityContract__googStringSecurityPrivate_};
+goog.string.Const.prototype.toString=function(){return"Const{"+this.stringConstValueWithSecurityContract__googStringSecurityPrivate_+"}"};goog.string.Const.unwrap=function(a){if(a instanceof goog.string.Const&&a.constructor===goog.string.Const&&a.STRING_CONST_TYPE_MARKER__GOOG_STRING_SECURITY_PRIVATE_===goog.string.Const.TYPE_MARKER_)return a.stringConstValueWithSecurityContract__googStringSecurityPrivate_;goog.asserts.fail("expected object of type Const, got '"+a+"'");return"type_error:Const"};
+goog.string.Const.from=function(a){return goog.string.Const.create__googStringSecurityPrivate_(a)};goog.string.Const.TYPE_MARKER_={};goog.string.Const.create__googStringSecurityPrivate_=function(a){var b=new goog.string.Const;b.stringConstValueWithSecurityContract__googStringSecurityPrivate_=a;return b};goog.html={};goog.html.SafeStyle=function(){this.privateDoNotAccessOrElseSafeStyleWrappedValue_="";this.SAFE_STYLE_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_=goog.html.SafeStyle.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_};goog.html.SafeStyle.prototype.implementsGoogStringTypedString=!0;goog.html.SafeStyle.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_={};
+goog.html.SafeStyle.fromConstant=function(a){a=goog.string.Const.unwrap(a);if(0===a.length)return goog.html.SafeStyle.EMPTY;goog.html.SafeStyle.checkStyle_(a);goog.asserts.assert(goog.string.endsWith(a,";"),"Last character of style string is not ';': "+a);goog.asserts.assert(goog.string.contains(a,":"),"Style string must contain at least one ':', to specify a \"name: value\" pair: "+a);return goog.html.SafeStyle.createSafeStyleSecurityPrivateDoNotAccessOrElse(a)};
+goog.html.SafeStyle.checkStyle_=function(a){goog.asserts.assert(!/[<>]/.test(a),"Forbidden characters in style string: "+a)};goog.html.SafeStyle.prototype.getTypedStringValue=function(){return this.privateDoNotAccessOrElseSafeStyleWrappedValue_};goog.DEBUG&&(goog.html.SafeStyle.prototype.toString=function(){return"SafeStyle{"+this.privateDoNotAccessOrElseSafeStyleWrappedValue_+"}"});
+goog.html.SafeStyle.unwrap=function(a){if(a instanceof goog.html.SafeStyle&&a.constructor===goog.html.SafeStyle&&a.SAFE_STYLE_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_===goog.html.SafeStyle.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_)return a.privateDoNotAccessOrElseSafeStyleWrappedValue_;goog.asserts.fail("expected object of type SafeStyle, got '"+a+"'");return"type_error:SafeStyle"};goog.html.SafeStyle.createSafeStyleSecurityPrivateDoNotAccessOrElse=function(a){return(new goog.html.SafeStyle).initSecurityPrivateDoNotAccessOrElse_(a)};
+goog.html.SafeStyle.prototype.initSecurityPrivateDoNotAccessOrElse_=function(a){this.privateDoNotAccessOrElseSafeStyleWrappedValue_=a;return this};goog.html.SafeStyle.EMPTY=goog.html.SafeStyle.createSafeStyleSecurityPrivateDoNotAccessOrElse("");goog.html.SafeStyle.INNOCUOUS_STRING="zClosurez";
+goog.html.SafeStyle.create=function(a){var b="",c;for(c in a){if(!/^[-_a-zA-Z0-9]+$/.test(c))throw Error("Name allows only [-_a-zA-Z0-9], got: "+c);var d=a[c];null!=d&&(d instanceof goog.string.Const?(d=goog.string.Const.unwrap(d),goog.asserts.assert(!/[{;}]/.test(d),"Value does not allow [{;}].")):goog.html.SafeStyle.VALUE_RE_.test(d)?goog.html.SafeStyle.hasBalancedQuotes_(d)||(goog.asserts.fail("String value requires balanced quotes, got: "+d),d=goog.html.SafeStyle.INNOCUOUS_STRING):(goog.asserts.fail("String value allows only [-,.\"'%_!# a-zA-Z0-9], got: "+
+d),d=goog.html.SafeStyle.INNOCUOUS_STRING),b+=c+":"+d+";")}if(!b)return goog.html.SafeStyle.EMPTY;goog.html.SafeStyle.checkStyle_(b);return goog.html.SafeStyle.createSafeStyleSecurityPrivateDoNotAccessOrElse(b)};goog.html.SafeStyle.hasBalancedQuotes_=function(a){for(var b=!0,c=!0,d=0;d<a.length;d++){var e=a.charAt(d);"'"==e&&c?b=!b:'"'==e&&b&&(c=!c)}return b&&c};goog.html.SafeStyle.VALUE_RE_=/^[-,."'%_!# a-zA-Z0-9]+$/;
+goog.html.SafeStyle.concat=function(a){var b="",c=function(a){goog.isArray(a)?goog.array.forEach(a,c):b+=goog.html.SafeStyle.unwrap(a)};goog.array.forEach(arguments,c);return b?goog.html.SafeStyle.createSafeStyleSecurityPrivateDoNotAccessOrElse(b):goog.html.SafeStyle.EMPTY};goog.html.SafeStyleSheet=function(){this.privateDoNotAccessOrElseSafeStyleSheetWrappedValue_="";this.SAFE_SCRIPT_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_=goog.html.SafeStyleSheet.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_};goog.html.SafeStyleSheet.prototype.implementsGoogStringTypedString=!0;goog.html.SafeStyleSheet.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_={};
+goog.html.SafeStyleSheet.concat=function(a){var b="",c=function(a){goog.isArray(a)?goog.array.forEach(a,c):b+=goog.html.SafeStyleSheet.unwrap(a)};goog.array.forEach(arguments,c);return goog.html.SafeStyleSheet.createSafeStyleSheetSecurityPrivateDoNotAccessOrElse(b)};
+goog.html.SafeStyleSheet.fromConstant=function(a){a=goog.string.Const.unwrap(a);if(0===a.length)return goog.html.SafeStyleSheet.EMPTY;goog.asserts.assert(!goog.string.contains(a,"<"),"Forbidden '<' character in style sheet string: "+a);return goog.html.SafeStyleSheet.createSafeStyleSheetSecurityPrivateDoNotAccessOrElse(a)};goog.html.SafeStyleSheet.prototype.getTypedStringValue=function(){return this.privateDoNotAccessOrElseSafeStyleSheetWrappedValue_};
+goog.DEBUG&&(goog.html.SafeStyleSheet.prototype.toString=function(){return"SafeStyleSheet{"+this.privateDoNotAccessOrElseSafeStyleSheetWrappedValue_+"}"});
+goog.html.SafeStyleSheet.unwrap=function(a){if(a instanceof goog.html.SafeStyleSheet&&a.constructor===goog.html.SafeStyleSheet&&a.SAFE_SCRIPT_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_===goog.html.SafeStyleSheet.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_)return a.privateDoNotAccessOrElseSafeStyleSheetWrappedValue_;goog.asserts.fail("expected object of type SafeStyleSheet, got '"+a+"'");return"type_error:SafeStyleSheet"};goog.html.SafeStyleSheet.createSafeStyleSheetSecurityPrivateDoNotAccessOrElse=function(a){return(new goog.html.SafeStyleSheet).initSecurityPrivateDoNotAccessOrElse_(a)};
+goog.html.SafeStyleSheet.prototype.initSecurityPrivateDoNotAccessOrElse_=function(a){this.privateDoNotAccessOrElseSafeStyleSheetWrappedValue_=a;return this};goog.html.SafeStyleSheet.EMPTY=goog.html.SafeStyleSheet.createSafeStyleSheetSecurityPrivateDoNotAccessOrElse("");goog.fs={};goog.fs.url={};goog.fs.url.createObjectUrl=function(a){return goog.fs.url.getUrlObject_().createObjectURL(a)};goog.fs.url.revokeObjectUrl=function(a){goog.fs.url.getUrlObject_().revokeObjectURL(a)};goog.fs.url.getUrlObject_=function(){var a=goog.fs.url.findUrlObject_();if(null!=a)return a;throw Error("This browser doesn't seem to support blob URLs");};
+goog.fs.url.findUrlObject_=function(){return goog.isDef(goog.global.URL)&&goog.isDef(goog.global.URL.createObjectURL)?goog.global.URL:goog.isDef(goog.global.webkitURL)&&goog.isDef(goog.global.webkitURL.createObjectURL)?goog.global.webkitURL:goog.isDef(goog.global.createObjectURL)?goog.global:null};goog.fs.url.browserSupportsObjectUrls=function(){return null!=goog.fs.url.findUrlObject_()};goog.i18n={};goog.i18n.bidi={};goog.i18n.bidi.FORCE_RTL=!1;
+goog.i18n.bidi.IS_RTL=goog.i18n.bidi.FORCE_RTL||("ar"==goog.LOCALE.substring(0,2).toLowerCase()||"fa"==goog.LOCALE.substring(0,2).toLowerCase()||"he"==goog.LOCALE.substring(0,2).toLowerCase()||"iw"==goog.LOCALE.substring(0,2).toLowerCase()||"ps"==goog.LOCALE.substring(0,2).toLowerCase()||"sd"==goog.LOCALE.substring(0,2).toLowerCase()||"ug"==goog.LOCALE.substring(0,2).toLowerCase()||"ur"==goog.LOCALE.substring(0,2).toLowerCase()||"yi"==goog.LOCALE.substring(0,2).toLowerCase())&&(2==goog.LOCALE.length||
+"-"==goog.LOCALE.substring(2,3)||"_"==goog.LOCALE.substring(2,3))||3<=goog.LOCALE.length&&"ckb"==goog.LOCALE.substring(0,3).toLowerCase()&&(3==goog.LOCALE.length||"-"==goog.LOCALE.substring(3,4)||"_"==goog.LOCALE.substring(3,4));goog.i18n.bidi.Format={LRE:"\u202a",RLE:"\u202b",PDF:"\u202c",LRM:"\u200e",RLM:"\u200f"};goog.i18n.bidi.Dir={LTR:1,RTL:-1,NEUTRAL:0};goog.i18n.bidi.RIGHT="right";goog.i18n.bidi.LEFT="left";goog.i18n.bidi.I18N_RIGHT=goog.i18n.bidi.IS_RTL?goog.i18n.bidi.LEFT:goog.i18n.bidi.RIGHT;
+goog.i18n.bidi.I18N_LEFT=goog.i18n.bidi.IS_RTL?goog.i18n.bidi.RIGHT:goog.i18n.bidi.LEFT;goog.i18n.bidi.toDir=function(a,b){return"number"==typeof a?0<a?goog.i18n.bidi.Dir.LTR:0>a?goog.i18n.bidi.Dir.RTL:b?null:goog.i18n.bidi.Dir.NEUTRAL:null==a?null:a?goog.i18n.bidi.Dir.RTL:goog.i18n.bidi.Dir.LTR};goog.i18n.bidi.ltrChars_="A-Za-z\u00c0-\u00d6\u00d8-\u00f6\u00f8-\u02b8\u0300-\u0590\u0800-\u1fff\u200e\u2c00-\ufb1c\ufe00-\ufe6f\ufefd-\uffff";goog.i18n.bidi.rtlChars_="\u0591-\u06ef\u06fa-\u07ff\u200f\ufb1d-\ufdff\ufe70-\ufefc";
+goog.i18n.bidi.htmlSkipReg_=/<[^>]*>|&[^;]+;/g;goog.i18n.bidi.stripHtmlIfNeeded_=function(a,b){return b?a.replace(goog.i18n.bidi.htmlSkipReg_,""):a};goog.i18n.bidi.rtlCharReg_=new RegExp("["+goog.i18n.bidi.rtlChars_+"]");goog.i18n.bidi.ltrCharReg_=new RegExp("["+goog.i18n.bidi.ltrChars_+"]");goog.i18n.bidi.hasAnyRtl=function(a,b){return goog.i18n.bidi.rtlCharReg_.test(goog.i18n.bidi.stripHtmlIfNeeded_(a,b))};goog.i18n.bidi.hasRtlChar=goog.i18n.bidi.hasAnyRtl;
+goog.i18n.bidi.hasAnyLtr=function(a,b){return goog.i18n.bidi.ltrCharReg_.test(goog.i18n.bidi.stripHtmlIfNeeded_(a,b))};goog.i18n.bidi.ltrRe_=new RegExp("^["+goog.i18n.bidi.ltrChars_+"]");goog.i18n.bidi.rtlRe_=new RegExp("^["+goog.i18n.bidi.rtlChars_+"]");goog.i18n.bidi.isRtlChar=function(a){return goog.i18n.bidi.rtlRe_.test(a)};goog.i18n.bidi.isLtrChar=function(a){return goog.i18n.bidi.ltrRe_.test(a)};goog.i18n.bidi.isNeutralChar=function(a){return!goog.i18n.bidi.isLtrChar(a)&&!goog.i18n.bidi.isRtlChar(a)};
+goog.i18n.bidi.ltrDirCheckRe_=new RegExp("^[^"+goog.i18n.bidi.rtlChars_+"]*["+goog.i18n.bidi.ltrChars_+"]");goog.i18n.bidi.rtlDirCheckRe_=new RegExp("^[^"+goog.i18n.bidi.ltrChars_+"]*["+goog.i18n.bidi.rtlChars_+"]");goog.i18n.bidi.startsWithRtl=function(a,b){return goog.i18n.bidi.rtlDirCheckRe_.test(goog.i18n.bidi.stripHtmlIfNeeded_(a,b))};goog.i18n.bidi.isRtlText=goog.i18n.bidi.startsWithRtl;
+goog.i18n.bidi.startsWithLtr=function(a,b){return goog.i18n.bidi.ltrDirCheckRe_.test(goog.i18n.bidi.stripHtmlIfNeeded_(a,b))};goog.i18n.bidi.isLtrText=goog.i18n.bidi.startsWithLtr;goog.i18n.bidi.isRequiredLtrRe_=/^http:\/\/.*/;goog.i18n.bidi.isNeutralText=function(a,b){a=goog.i18n.bidi.stripHtmlIfNeeded_(a,b);return goog.i18n.bidi.isRequiredLtrRe_.test(a)||!goog.i18n.bidi.hasAnyLtr(a)&&!goog.i18n.bidi.hasAnyRtl(a)};
+goog.i18n.bidi.ltrExitDirCheckRe_=new RegExp("["+goog.i18n.bidi.ltrChars_+"][^"+goog.i18n.bidi.rtlChars_+"]*$");goog.i18n.bidi.rtlExitDirCheckRe_=new RegExp("["+goog.i18n.bidi.rtlChars_+"][^"+goog.i18n.bidi.ltrChars_+"]*$");goog.i18n.bidi.endsWithLtr=function(a,b){return goog.i18n.bidi.ltrExitDirCheckRe_.test(goog.i18n.bidi.stripHtmlIfNeeded_(a,b))};goog.i18n.bidi.isLtrExitText=goog.i18n.bidi.endsWithLtr;
+goog.i18n.bidi.endsWithRtl=function(a,b){return goog.i18n.bidi.rtlExitDirCheckRe_.test(goog.i18n.bidi.stripHtmlIfNeeded_(a,b))};goog.i18n.bidi.isRtlExitText=goog.i18n.bidi.endsWithRtl;goog.i18n.bidi.rtlLocalesRe_=/^(ar|ckb|dv|he|iw|fa|nqo|ps|sd|ug|ur|yi|.*[-_](Arab|Hebr|Thaa|Nkoo|Tfng))(?!.*[-_](Latn|Cyrl)($|-|_))($|-|_)/i;goog.i18n.bidi.isRtlLanguage=function(a){return goog.i18n.bidi.rtlLocalesRe_.test(a)};goog.i18n.bidi.bracketGuardHtmlRe_=/(\(.*?\)+)|(\[.*?\]+)|(\{.*?\}+)|(&lt;.*?(&gt;)+)/g;
+goog.i18n.bidi.bracketGuardTextRe_=/(\(.*?\)+)|(\[.*?\]+)|(\{.*?\}+)|(<.*?>+)/g;goog.i18n.bidi.guardBracketInHtml=function(a,b){return(void 0===b?goog.i18n.bidi.hasAnyRtl(a):b)?a.replace(goog.i18n.bidi.bracketGuardHtmlRe_,"<span dir=rtl>$&</span>"):a.replace(goog.i18n.bidi.bracketGuardHtmlRe_,"<span dir=ltr>$&</span>")};
+goog.i18n.bidi.guardBracketInText=function(a,b){var c=(void 0===b?goog.i18n.bidi.hasAnyRtl(a):b)?goog.i18n.bidi.Format.RLM:goog.i18n.bidi.Format.LRM;return a.replace(goog.i18n.bidi.bracketGuardTextRe_,c+"$&"+c)};goog.i18n.bidi.enforceRtlInHtml=function(a){return"<"==a.charAt(0)?a.replace(/<\w+/,"$& dir=rtl"):"\n<span dir=rtl>"+a+"</span>"};goog.i18n.bidi.enforceRtlInText=function(a){return goog.i18n.bidi.Format.RLE+a+goog.i18n.bidi.Format.PDF};
+goog.i18n.bidi.enforceLtrInHtml=function(a){return"<"==a.charAt(0)?a.replace(/<\w+/,"$& dir=ltr"):"\n<span dir=ltr>"+a+"</span>"};goog.i18n.bidi.enforceLtrInText=function(a){return goog.i18n.bidi.Format.LRE+a+goog.i18n.bidi.Format.PDF};goog.i18n.bidi.dimensionsRe_=/:\s*([.\d][.\w]*)\s+([.\d][.\w]*)\s+([.\d][.\w]*)\s+([.\d][.\w]*)/g;goog.i18n.bidi.leftRe_=/left/gi;goog.i18n.bidi.rightRe_=/right/gi;goog.i18n.bidi.tempRe_=/%%%%/g;
+goog.i18n.bidi.mirrorCSS=function(a){return a.replace(goog.i18n.bidi.dimensionsRe_,":$1 $4 $3 $2").replace(goog.i18n.bidi.leftRe_,"%%%%").replace(goog.i18n.bidi.rightRe_,goog.i18n.bidi.LEFT).replace(goog.i18n.bidi.tempRe_,goog.i18n.bidi.RIGHT)};goog.i18n.bidi.doubleQuoteSubstituteRe_=/([\u0591-\u05f2])"/g;goog.i18n.bidi.singleQuoteSubstituteRe_=/([\u0591-\u05f2])'/g;
+goog.i18n.bidi.normalizeHebrewQuote=function(a){return a.replace(goog.i18n.bidi.doubleQuoteSubstituteRe_,"$1\u05f4").replace(goog.i18n.bidi.singleQuoteSubstituteRe_,"$1\u05f3")};goog.i18n.bidi.wordSeparatorRe_=/\s+/;goog.i18n.bidi.hasNumeralsRe_=/[\d\u06f0-\u06f9]/;goog.i18n.bidi.rtlDetectionThreshold_=.4;
+goog.i18n.bidi.estimateDirection=function(a,b){for(var c=0,d=0,e=!1,f=goog.i18n.bidi.stripHtmlIfNeeded_(a,b).split(goog.i18n.bidi.wordSeparatorRe_),g=0;g<f.length;g++){var h=f[g];goog.i18n.bidi.startsWithRtl(h)?(c++,d++):goog.i18n.bidi.isRequiredLtrRe_.test(h)?e=!0:goog.i18n.bidi.hasAnyLtr(h)?d++:goog.i18n.bidi.hasNumeralsRe_.test(h)&&(e=!0)}return 0==d?e?goog.i18n.bidi.Dir.LTR:goog.i18n.bidi.Dir.NEUTRAL:c/d>goog.i18n.bidi.rtlDetectionThreshold_?goog.i18n.bidi.Dir.RTL:goog.i18n.bidi.Dir.LTR};
+goog.i18n.bidi.detectRtlDirectionality=function(a,b){return goog.i18n.bidi.estimateDirection(a,b)==goog.i18n.bidi.Dir.RTL};goog.i18n.bidi.setElementDirAndAlign=function(a,b){a&&(b=goog.i18n.bidi.toDir(b))&&(a.style.textAlign=b==goog.i18n.bidi.Dir.RTL?goog.i18n.bidi.RIGHT:goog.i18n.bidi.LEFT,a.dir=b==goog.i18n.bidi.Dir.RTL?"rtl":"ltr")};
+goog.i18n.bidi.setElementDirByTextDirectionality=function(a,b){switch(goog.i18n.bidi.estimateDirection(b)){case goog.i18n.bidi.Dir.LTR:a.dir="ltr";break;case goog.i18n.bidi.Dir.RTL:a.dir="rtl";break;default:a.removeAttribute("dir")}};goog.i18n.bidi.DirectionalString=function(){};goog.html.SafeUrl=function(){this.privateDoNotAccessOrElseSafeHtmlWrappedValue_="";this.SAFE_URL_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_=goog.html.SafeUrl.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_};goog.html.SafeUrl.INNOCUOUS_STRING="about:invalid#zClosurez";goog.html.SafeUrl.prototype.implementsGoogStringTypedString=!0;goog.html.SafeUrl.prototype.getTypedStringValue=function(){return this.privateDoNotAccessOrElseSafeHtmlWrappedValue_};
+goog.html.SafeUrl.prototype.implementsGoogI18nBidiDirectionalString=!0;goog.html.SafeUrl.prototype.getDirection=function(){return goog.i18n.bidi.Dir.LTR};goog.DEBUG&&(goog.html.SafeUrl.prototype.toString=function(){return"SafeUrl{"+this.privateDoNotAccessOrElseSafeHtmlWrappedValue_+"}"});
+goog.html.SafeUrl.unwrap=function(a){if(a instanceof goog.html.SafeUrl&&a.constructor===goog.html.SafeUrl&&a.SAFE_URL_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_===goog.html.SafeUrl.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_)return a.privateDoNotAccessOrElseSafeHtmlWrappedValue_;goog.asserts.fail("expected object of type SafeUrl, got '"+a+"'");return"type_error:SafeUrl"};goog.html.SafeUrl.fromConstant=function(a){return goog.html.SafeUrl.createSafeUrlSecurityPrivateDoNotAccessOrElse(goog.string.Const.unwrap(a))};
+goog.html.SAFE_MIME_TYPE_PATTERN_=/^(?:image\/(?:bmp|gif|jpeg|jpg|png|tiff|webp)|video\/(?:mpeg|mp4|ogg|webm))$/i;goog.html.SafeUrl.fromBlob=function(a){a=goog.html.SAFE_MIME_TYPE_PATTERN_.test(a.type)?goog.fs.url.createObjectUrl(a):goog.html.SafeUrl.INNOCUOUS_STRING;return goog.html.SafeUrl.createSafeUrlSecurityPrivateDoNotAccessOrElse(a)};goog.html.DATA_URL_PATTERN_=/^data:([^;,]*);base64,[a-z0-9+\/]+=*$/i;
+goog.html.SafeUrl.fromDataUrl=function(a){var b=a.match(goog.html.DATA_URL_PATTERN_),b=b&&goog.html.SAFE_MIME_TYPE_PATTERN_.test(b[1]);return goog.html.SafeUrl.createSafeUrlSecurityPrivateDoNotAccessOrElse(b?a:goog.html.SafeUrl.INNOCUOUS_STRING)};goog.html.SAFE_URL_PATTERN_=/^(?:(?:https?|mailto|ftp):|[^&:/?#]*(?:[/?#]|$))/i;
+goog.html.SafeUrl.sanitize=function(a){if(a instanceof goog.html.SafeUrl)return a;a=a.implementsGoogStringTypedString?a.getTypedStringValue():String(a);goog.html.SAFE_URL_PATTERN_.test(a)||(a=goog.html.SafeUrl.INNOCUOUS_STRING);return goog.html.SafeUrl.createSafeUrlSecurityPrivateDoNotAccessOrElse(a)};goog.html.SafeUrl.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_={};
+goog.html.SafeUrl.createSafeUrlSecurityPrivateDoNotAccessOrElse=function(a){var b=new goog.html.SafeUrl;b.privateDoNotAccessOrElseSafeHtmlWrappedValue_=a;return b};goog.html.TrustedResourceUrl=function(){this.privateDoNotAccessOrElseTrustedResourceUrlWrappedValue_="";this.TRUSTED_RESOURCE_URL_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_=goog.html.TrustedResourceUrl.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_};goog.html.TrustedResourceUrl.prototype.implementsGoogStringTypedString=!0;goog.html.TrustedResourceUrl.prototype.getTypedStringValue=function(){return this.privateDoNotAccessOrElseTrustedResourceUrlWrappedValue_};
+goog.html.TrustedResourceUrl.prototype.implementsGoogI18nBidiDirectionalString=!0;goog.html.TrustedResourceUrl.prototype.getDirection=function(){return goog.i18n.bidi.Dir.LTR};goog.DEBUG&&(goog.html.TrustedResourceUrl.prototype.toString=function(){return"TrustedResourceUrl{"+this.privateDoNotAccessOrElseTrustedResourceUrlWrappedValue_+"}"});
+goog.html.TrustedResourceUrl.unwrap=function(a){if(a instanceof goog.html.TrustedResourceUrl&&a.constructor===goog.html.TrustedResourceUrl&&a.TRUSTED_RESOURCE_URL_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_===goog.html.TrustedResourceUrl.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_)return a.privateDoNotAccessOrElseTrustedResourceUrlWrappedValue_;goog.asserts.fail("expected object of type TrustedResourceUrl, got '"+a+"'");return"type_error:TrustedResourceUrl"};goog.html.TrustedResourceUrl.fromConstant=function(a){return goog.html.TrustedResourceUrl.createTrustedResourceUrlSecurityPrivateDoNotAccessOrElse(goog.string.Const.unwrap(a))};
+goog.html.TrustedResourceUrl.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_={};goog.html.TrustedResourceUrl.createTrustedResourceUrlSecurityPrivateDoNotAccessOrElse=function(a){var b=new goog.html.TrustedResourceUrl;b.privateDoNotAccessOrElseTrustedResourceUrlWrappedValue_=a;return b};goog.html.SafeHtml=function(){this.privateDoNotAccessOrElseSafeHtmlWrappedValue_="";this.SAFE_HTML_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_=goog.html.SafeHtml.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_;this.dir_=null};goog.html.SafeHtml.prototype.implementsGoogI18nBidiDirectionalString=!0;goog.html.SafeHtml.prototype.getDirection=function(){return this.dir_};goog.html.SafeHtml.prototype.implementsGoogStringTypedString=!0;goog.html.SafeHtml.prototype.getTypedStringValue=function(){return this.privateDoNotAccessOrElseSafeHtmlWrappedValue_};
+goog.DEBUG&&(goog.html.SafeHtml.prototype.toString=function(){return"SafeHtml{"+this.privateDoNotAccessOrElseSafeHtmlWrappedValue_+"}"});goog.html.SafeHtml.unwrap=function(a){if(a instanceof goog.html.SafeHtml&&a.constructor===goog.html.SafeHtml&&a.SAFE_HTML_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_===goog.html.SafeHtml.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_)return a.privateDoNotAccessOrElseSafeHtmlWrappedValue_;goog.asserts.fail("expected object of type SafeHtml, got '"+a+"'");return"type_error:SafeHtml"};
+goog.html.SafeHtml.htmlEscape=function(a){if(a instanceof goog.html.SafeHtml)return a;var b=null;a.implementsGoogI18nBidiDirectionalString&&(b=a.getDirection());a=a.implementsGoogStringTypedString?a.getTypedStringValue():String(a);return goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse(goog.string.htmlEscape(a),b)};
+goog.html.SafeHtml.htmlEscapePreservingNewlines=function(a){if(a instanceof goog.html.SafeHtml)return a;a=goog.html.SafeHtml.htmlEscape(a);return goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse(goog.string.newLineToBr(goog.html.SafeHtml.unwrap(a)),a.getDirection())};
+goog.html.SafeHtml.htmlEscapePreservingNewlinesAndSpaces=function(a){if(a instanceof goog.html.SafeHtml)return a;a=goog.html.SafeHtml.htmlEscape(a);return goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse(goog.string.whitespaceEscape(goog.html.SafeHtml.unwrap(a)),a.getDirection())};goog.html.SafeHtml.from=goog.html.SafeHtml.htmlEscape;goog.html.SafeHtml.VALID_NAMES_IN_TAG_=/^[a-zA-Z0-9-]+$/;
+goog.html.SafeHtml.URL_ATTRIBUTES_={action:!0,cite:!0,data:!0,formaction:!0,href:!0,manifest:!0,poster:!0,src:!0};goog.html.SafeHtml.NOT_ALLOWED_TAG_NAMES_=goog.object.createSet(goog.dom.TagName.EMBED,goog.dom.TagName.IFRAME,goog.dom.TagName.LINK,goog.dom.TagName.OBJECT,goog.dom.TagName.SCRIPT,goog.dom.TagName.STYLE,goog.dom.TagName.TEMPLATE);
+goog.html.SafeHtml.create=function(a,b,c){if(!goog.html.SafeHtml.VALID_NAMES_IN_TAG_.test(a))throw Error("Invalid tag name <"+a+">.");if(a.toUpperCase()in goog.html.SafeHtml.NOT_ALLOWED_TAG_NAMES_)throw Error("Tag name <"+a+"> is not allowed for SafeHtml.");return goog.html.SafeHtml.createSafeHtmlTagSecurityPrivateDoNotAccessOrElse(a,b,c)};
+goog.html.SafeHtml.createIframe=function(a,b,c,d){var e={};e.src=a||null;e.srcdoc=b||null;a=goog.html.SafeHtml.combineAttributes(e,{sandbox:""},c);return goog.html.SafeHtml.createSafeHtmlTagSecurityPrivateDoNotAccessOrElse("iframe",a,d)};
+goog.html.SafeHtml.createStyle=function(a,b){var c=goog.html.SafeHtml.combineAttributes({type:"text/css"},{},b),d="";a=goog.array.concat(a);for(var e=0;e<a.length;e++)d+=goog.html.SafeStyleSheet.unwrap(a[e]);d=goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse(d,goog.i18n.bidi.Dir.NEUTRAL);return goog.html.SafeHtml.createSafeHtmlTagSecurityPrivateDoNotAccessOrElse("style",c,d)};
+goog.html.SafeHtml.getAttrNameAndValue_=function(a,b,c){if(c instanceof goog.string.Const)c=goog.string.Const.unwrap(c);else if("style"==b.toLowerCase())c=goog.html.SafeHtml.getStyleValue_(c);else{if(/^on/i.test(b))throw Error('Attribute "'+b+'" requires goog.string.Const value, "'+c+'" given.');if(b.toLowerCase()in goog.html.SafeHtml.URL_ATTRIBUTES_)if(c instanceof goog.html.TrustedResourceUrl)c=goog.html.TrustedResourceUrl.unwrap(c);else if(c instanceof goog.html.SafeUrl)c=goog.html.SafeUrl.unwrap(c);
+else if(goog.isString(c))c=goog.html.SafeUrl.sanitize(c).getTypedStringValue();else throw Error('Attribute "'+b+'" on tag "'+a+'" requires goog.html.SafeUrl, goog.string.Const, or string, value "'+c+'" given.');}c.implementsGoogStringTypedString&&(c=c.getTypedStringValue());goog.asserts.assert(goog.isString(c)||goog.isNumber(c),"String or number value expected, got "+typeof c+" with value: "+c);return b+'="'+goog.string.htmlEscape(String(c))+'"'};
+goog.html.SafeHtml.getStyleValue_=function(a){if(!goog.isObject(a))throw Error('The "style" attribute requires goog.html.SafeStyle or map of style properties, '+typeof a+" given: "+a);a instanceof goog.html.SafeStyle||(a=goog.html.SafeStyle.create(a));return goog.html.SafeStyle.unwrap(a)};goog.html.SafeHtml.createWithDir=function(a,b,c,d){b=goog.html.SafeHtml.create(b,c,d);b.dir_=a;return b};
+goog.html.SafeHtml.concat=function(a){var b=goog.i18n.bidi.Dir.NEUTRAL,c="",d=function(a){goog.isArray(a)?goog.array.forEach(a,d):(a=goog.html.SafeHtml.htmlEscape(a),c+=goog.html.SafeHtml.unwrap(a),a=a.getDirection(),b==goog.i18n.bidi.Dir.NEUTRAL?b=a:a!=goog.i18n.bidi.Dir.NEUTRAL&&b!=a&&(b=null))};goog.array.forEach(arguments,d);return goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse(c,b)};
+goog.html.SafeHtml.concatWithDir=function(a,b){var c=goog.html.SafeHtml.concat(goog.array.slice(arguments,1));c.dir_=a;return c};goog.html.SafeHtml.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_={};goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse=function(a,b){return(new goog.html.SafeHtml).initSecurityPrivateDoNotAccessOrElse_(a,b)};goog.html.SafeHtml.prototype.initSecurityPrivateDoNotAccessOrElse_=function(a,b){this.privateDoNotAccessOrElseSafeHtmlWrappedValue_=a;this.dir_=b;return this};
+goog.html.SafeHtml.createSafeHtmlTagSecurityPrivateDoNotAccessOrElse=function(a,b,c){var d=null,e="<"+a;if(b)for(var f in b){if(!goog.html.SafeHtml.VALID_NAMES_IN_TAG_.test(f))throw Error('Invalid attribute name "'+f+'".');var g=b[f];goog.isDefAndNotNull(g)&&(e+=" "+goog.html.SafeHtml.getAttrNameAndValue_(a,f,g))}goog.isDefAndNotNull(c)?goog.isArray(c)||(c=[c]):c=[];goog.dom.tags.isVoidTag(a.toLowerCase())?(goog.asserts.assert(!c.length,"Void tag <"+a+"> does not allow content."),e+=">"):(d=goog.html.SafeHtml.concat(c),
+e+=">"+goog.html.SafeHtml.unwrap(d)+"</"+a+">",d=d.getDirection());(a=b&&b.dir)&&(d=/^(ltr|rtl|auto)$/i.test(a)?goog.i18n.bidi.Dir.NEUTRAL:null);return goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse(e,d)};
+goog.html.SafeHtml.combineAttributes=function(a,b,c){var d={},e;for(e in a)goog.asserts.assert(e.toLowerCase()==e,"Must be lower case"),d[e]=a[e];for(e in b)goog.asserts.assert(e.toLowerCase()==e,"Must be lower case"),d[e]=b[e];for(e in c){var f=e.toLowerCase();if(f in a)throw Error('Cannot override "'+f+'" attribute, got "'+e+'" with value "'+c[e]+'"');f in b&&delete d[f];d[e]=c[e]}return d};
+goog.html.SafeHtml.DOCTYPE_HTML=goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse("<!DOCTYPE html>",goog.i18n.bidi.Dir.NEUTRAL);goog.html.SafeHtml.EMPTY=goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse("",goog.i18n.bidi.Dir.NEUTRAL);goog.dom.safe={};goog.dom.safe.InsertAdjacentHtmlPosition={AFTERBEGIN:"afterbegin",AFTEREND:"afterend",BEFOREBEGIN:"beforebegin",BEFOREEND:"beforeend"};goog.dom.safe.insertAdjacentHtml=function(a,b,c){a.insertAdjacentHTML(b,goog.html.SafeHtml.unwrap(c))};goog.dom.safe.setInnerHtml=function(a,b){a.innerHTML=goog.html.SafeHtml.unwrap(b)};goog.dom.safe.setOuterHtml=function(a,b){a.outerHTML=goog.html.SafeHtml.unwrap(b)};goog.dom.safe.documentWrite=function(a,b){a.write(goog.html.SafeHtml.unwrap(b))};
+goog.dom.safe.setAnchorHref=function(a,b){var c;c=b instanceof goog.html.SafeUrl?b:goog.html.SafeUrl.sanitize(b);a.href=goog.html.SafeUrl.unwrap(c)};goog.dom.safe.setEmbedSrc=function(a,b){a.src=goog.html.TrustedResourceUrl.unwrap(b)};goog.dom.safe.setFrameSrc=function(a,b){a.src=goog.html.TrustedResourceUrl.unwrap(b)};goog.dom.safe.setIframeSrc=function(a,b){a.src=goog.html.TrustedResourceUrl.unwrap(b)};
+goog.dom.safe.setLinkHrefAndRel=function(a,b,c){a.rel=c;goog.string.caseInsensitiveContains(c,"stylesheet")?(goog.asserts.assert(b instanceof goog.html.TrustedResourceUrl,'URL must be TrustedResourceUrl because "rel" contains "stylesheet"'),a.href=goog.html.TrustedResourceUrl.unwrap(b)):a.href=b instanceof goog.html.TrustedResourceUrl?goog.html.TrustedResourceUrl.unwrap(b):b instanceof goog.html.SafeUrl?goog.html.SafeUrl.unwrap(b):goog.html.SafeUrl.sanitize(b).getTypedStringValue()};
+goog.dom.safe.setObjectData=function(a,b){a.data=goog.html.TrustedResourceUrl.unwrap(b)};goog.dom.safe.setScriptSrc=function(a,b){a.src=goog.html.TrustedResourceUrl.unwrap(b)};goog.dom.safe.setLocationHref=function(a,b){var c;c=b instanceof goog.html.SafeUrl?b:goog.html.SafeUrl.sanitize(b);a.href=goog.html.SafeUrl.unwrap(c)};
+goog.dom.safe.openInWindow=function(a,b,c,d,e){a=a instanceof goog.html.SafeUrl?a:goog.html.SafeUrl.sanitize(a);return(b||window).open(goog.html.SafeUrl.unwrap(a),c?goog.string.Const.unwrap(c):"",d,e)};goog.math.Coordinate=function(a,b){this.x=goog.isDef(a)?a:0;this.y=goog.isDef(b)?b:0};goog.math.Coordinate.prototype.clone=function(){return new goog.math.Coordinate(this.x,this.y)};goog.DEBUG&&(goog.math.Coordinate.prototype.toString=function(){return"("+this.x+", "+this.y+")"});goog.math.Coordinate.equals=function(a,b){return a==b?!0:a&&b?a.x==b.x&&a.y==b.y:!1};goog.math.Coordinate.distance=function(a,b){var c=a.x-b.x,d=a.y-b.y;return Math.sqrt(c*c+d*d)};
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 goog.math.Coordinate.prototype.ceil=function(){this.x=Math.ceil(this.x);this.y=Math.ceil(this.y);return this};goog.math.Coordinate.prototype.floor=function(){this.x=Math.floor(this.x);this.y=Math.floor(this.y);return this};goog.math.Coordinate.prototype.round=function(){this.x=Math.round(this.x);this.y=Math.round(this.y);return this};goog.math.Coordinate.prototype.translate=function(a,b){a instanceof goog.math.Coordinate?(this.x+=a.x,this.y+=a.y):(this.x+=a,goog.isNumber(b)&&(this.y+=b));return this};
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-goog.math.Size.prototype.scaleToFit=function(a){a=this.aspectRatio()>a.aspectRatio()?a.width/this.width:a.height/this.height;return this.scale(a)};goog.dom.ASSUME_QUIRKS_MODE=!1;goog.dom.ASSUME_STANDARDS_MODE=!1;goog.dom.COMPAT_MODE_KNOWN_=goog.dom.ASSUME_QUIRKS_MODE||goog.dom.ASSUME_STANDARDS_MODE;goog.dom.getDomHelper=function(a){return a?new goog.dom.DomHelper(goog.dom.getOwnerDocument(a)):goog.dom.defaultDomHelper_||(goog.dom.defaultDomHelper_=new goog.dom.DomHelper)};goog.dom.getDocument=function(){return document};goog.dom.getElement=function(a){return goog.dom.getElementHelper_(document,a)};
+goog.math.Size.prototype.scaleToCover=function(a){a=this.aspectRatio()<=a.aspectRatio()?a.width/this.width:a.height/this.height;return this.scale(a)};goog.math.Size.prototype.scaleToFit=function(a){a=this.aspectRatio()>a.aspectRatio()?a.width/this.width:a.height/this.height;return this.scale(a)};goog.dom.ASSUME_QUIRKS_MODE=!1;goog.dom.ASSUME_STANDARDS_MODE=!1;goog.dom.COMPAT_MODE_KNOWN_=goog.dom.ASSUME_QUIRKS_MODE||goog.dom.ASSUME_STANDARDS_MODE;goog.dom.getDomHelper=function(a){return a?new goog.dom.DomHelper(goog.dom.getOwnerDocument(a)):goog.dom.defaultDomHelper_||(goog.dom.defaultDomHelper_=new goog.dom.DomHelper)};goog.dom.getDocument=function(){return document};goog.dom.getElement=function(a){return goog.dom.getElementHelper_(document,a)};
 goog.dom.getElementHelper_=function(a,b){return goog.isString(b)?a.getElementById(b):b};goog.dom.getRequiredElement=function(a){return goog.dom.getRequiredElementHelper_(document,a)};goog.dom.getRequiredElementHelper_=function(a,b){goog.asserts.assertString(b);var c=goog.dom.getElementHelper_(a,b);return c=goog.asserts.assertElement(c,"No element found with id: "+b)};goog.dom.$=goog.dom.getElement;
-goog.dom.getElementsByTagNameAndClass=function(a,b,c){return goog.dom.getElementsByTagNameAndClass_(document,a,b,c)};goog.dom.getElementsByClass=function(a,b){var c=b||document;return goog.dom.canUseQuerySelector_(c)?c.querySelectorAll("."+a):c.getElementsByClassName?c.getElementsByClassName(a):goog.dom.getElementsByTagNameAndClass_(document,"*",a,b)};
-goog.dom.getElementByClass=function(a,b){var c=b||document,d=null;return(d=goog.dom.canUseQuerySelector_(c)?c.querySelector("."+a):goog.dom.getElementsByClass(a,b)[0])||null};goog.dom.getRequiredElementByClass=function(a,b){var c=goog.dom.getElementByClass(a,b);return goog.asserts.assert(c,"No element found with className: "+a)};goog.dom.canUseQuerySelector_=function(a){return!(!a.querySelectorAll||!a.querySelector)};
+goog.dom.getElementsByTagNameAndClass=function(a,b,c){return goog.dom.getElementsByTagNameAndClass_(document,a,b,c)};goog.dom.getElementsByClass=function(a,b){var c=b||document;return goog.dom.canUseQuerySelector_(c)?c.querySelectorAll("."+a):goog.dom.getElementsByTagNameAndClass_(document,"*",a,b)};
+goog.dom.getElementByClass=function(a,b){var c=b||document,d=null;return(d=c.getElementsByClassName?c.getElementsByClassName(a)[0]:goog.dom.canUseQuerySelector_(c)?c.querySelector("."+a):goog.dom.getElementsByTagNameAndClass_(document,"*",a,b)[0])||null};goog.dom.getRequiredElementByClass=function(a,b){var c=goog.dom.getElementByClass(a,b);return goog.asserts.assert(c,"No element found with className: "+a)};goog.dom.canUseQuerySelector_=function(a){return!(!a.querySelectorAll||!a.querySelector)};
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+e;return d}return a};goog.dom.$$=goog.dom.getElementsByTagNameAndClass;goog.dom.setProperties=function(a,b){goog.object.forEach(b,function(b,d){"style"==d?a.style.cssText=b:"class"==d?a.className=b:"for"==d?a.htmlFor=b:goog.dom.DIRECT_ATTRIBUTE_MAP_.hasOwnProperty(d)?a.setAttribute(goog.dom.DIRECT_ATTRIBUTE_MAP_[d],b):goog.string.startsWith(d,"aria-")||goog.string.startsWith(d,"data-")?a.setAttribute(d,b):a[d]=b})};
 goog.dom.DIRECT_ATTRIBUTE_MAP_={cellpadding:"cellPadding",cellspacing:"cellSpacing",colspan:"colSpan",frameborder:"frameBorder",height:"height",maxlength:"maxLength",role:"role",rowspan:"rowSpan",type:"type",usemap:"useMap",valign:"vAlign",width:"width"};goog.dom.getViewportSize=function(a){return goog.dom.getViewportSize_(a||window)};goog.dom.getViewportSize_=function(a){a=a.document;a=goog.dom.isCss1CompatMode_(a)?a.documentElement:a.body;return new goog.math.Size(a.clientWidth,a.clientHeight)};
-goog.dom.getDocumentHeight=function(){return goog.dom.getDocumentHeight_(window)};goog.dom.getDocumentHeight_=function(a){var b=a.document,c=0;if(b){a=goog.dom.getViewportSize_(a).height;var c=b.body,d=b.documentElement;if(goog.dom.isCss1CompatMode_(b)&&d.scrollHeight)c=d.scrollHeight!=a?d.scrollHeight:d.offsetHeight;else{var b=d.scrollHeight,e=d.offsetHeight;d.clientHeight!=e&&(b=c.scrollHeight,e=c.offsetHeight);c=b>a?b>e?b:e:b<e?b:e}}return c};
+goog.dom.getDocumentHeight=function(){return goog.dom.getDocumentHeight_(window)};goog.dom.getDocumentHeight_=function(a){var b=a.document,c=0;if(b){var c=b.body,d=b.documentElement;if(!d||!c)return 0;a=goog.dom.getViewportSize_(a).height;if(goog.dom.isCss1CompatMode_(b)&&d.scrollHeight)c=d.scrollHeight!=a?d.scrollHeight:d.offsetHeight;else{var b=d.scrollHeight,e=d.offsetHeight;d.clientHeight!=e&&(b=c.scrollHeight,e=c.offsetHeight);c=b>a?b>e?b:e:b<e?b:e}}return c};
 goog.dom.getPageScroll=function(a){return goog.dom.getDomHelper((a||goog.global||window).document).getDocumentScroll()};goog.dom.getDocumentScroll=function(){return goog.dom.getDocumentScroll_(document)};
 goog.dom.getDocumentScroll_=function(a){var b=goog.dom.getDocumentScrollElement_(a);a=goog.dom.getWindow_(a);return goog.userAgent.IE&&goog.userAgent.isVersionOrHigher("10")&&a.pageYOffset!=b.scrollTop?new goog.math.Coordinate(b.scrollLeft,b.scrollTop):new goog.math.Coordinate(a.pageXOffset||b.scrollLeft,a.pageYOffset||b.scrollTop)};goog.dom.getDocumentScrollElement=function(){return goog.dom.getDocumentScrollElement_(document)};
-goog.dom.getDocumentScrollElement_=function(a){return!goog.userAgent.WEBKIT&&goog.dom.isCss1CompatMode_(a)?a.documentElement:a.body||a.documentElement};goog.dom.getWindow=function(a){return a?goog.dom.getWindow_(a):window};goog.dom.getWindow_=function(a){return a.parentWindow||a.defaultView};goog.dom.createDom=function(a,b,c){return goog.dom.createDom_(document,arguments)};
-goog.dom.createDom_=function(a,b){var c=b[0],d=b[1];if(!goog.dom.BrowserFeature.CAN_ADD_NAME_OR_TYPE_ATTRIBUTES&&d&&(d.name||d.type)){c=["<",c];d.name&&c.push(' name="',goog.string.htmlEscape(d.name),'"');if(d.type){c.push(' type="',goog.string.htmlEscape(d.type),'"');var e={};goog.object.extend(e,d);delete e.type;d=e}c.push(">");c=c.join("")}c=a.createElement(c);d&&(goog.isString(d)?c.className=d:goog.isArray(d)?goog.dom.classes.add.apply(null,[c].concat(d)):goog.dom.setProperties(c,d));2<b.length&&
-goog.dom.append_(a,c,b,2);return c};goog.dom.append_=function(a,b,c,d){function e(c){c&&b.appendChild(goog.isString(c)?a.createTextNode(c):c)}for(;d<c.length;d++){var f=c[d];goog.isArrayLike(f)&&!goog.dom.isNodeLike(f)?goog.array.forEach(goog.dom.isNodeList(f)?goog.array.toArray(f):f,e):e(f)}};goog.dom.$dom=goog.dom.createDom;goog.dom.createElement=function(a){return document.createElement(a)};goog.dom.createTextNode=function(a){return document.createTextNode(String(a))};
-goog.dom.createTable=function(a,b,c){return goog.dom.createTable_(document,a,b,!!c)};goog.dom.createTable_=function(a,b,c,d){for(var e=["<tr>"],f=0;f<c;f++)e.push(d?"<td>&nbsp;</td>":"<td></td>");e.push("</tr>");e=e.join("");c=["<table>"];for(f=0;f<b;f++)c.push(e);c.push("</table>");a=a.createElement(goog.dom.TagName.DIV);a.innerHTML=c.join("");return a.removeChild(a.firstChild)};goog.dom.htmlToDocumentFragment=function(a){return goog.dom.htmlToDocumentFragment_(document,a)};
-goog.dom.htmlToDocumentFragment_=function(a,b){var c=a.createElement("div");goog.dom.BrowserFeature.INNER_HTML_NEEDS_SCOPED_ELEMENT?(c.innerHTML="<br>"+b,c.removeChild(c.firstChild)):c.innerHTML=b;if(1==c.childNodes.length)return c.removeChild(c.firstChild);for(var d=a.createDocumentFragment();c.firstChild;)d.appendChild(c.firstChild);return d};goog.dom.isCss1CompatMode=function(){return goog.dom.isCss1CompatMode_(document)};
-goog.dom.isCss1CompatMode_=function(a){return goog.dom.COMPAT_MODE_KNOWN_?goog.dom.ASSUME_STANDARDS_MODE:"CSS1Compat"==a.compatMode};goog.dom.canHaveChildren=function(a){if(a.nodeType!=goog.dom.NodeType.ELEMENT)return!1;switch(a.tagName){case goog.dom.TagName.APPLET:case goog.dom.TagName.AREA:case goog.dom.TagName.BASE:case goog.dom.TagName.BR:case goog.dom.TagName.COL:case goog.dom.TagName.COMMAND:case goog.dom.TagName.EMBED:case goog.dom.TagName.FRAME:case goog.dom.TagName.HR:case goog.dom.TagName.IMG:case goog.dom.TagName.INPUT:case goog.dom.TagName.IFRAME:case goog.dom.TagName.ISINDEX:case goog.dom.TagName.KEYGEN:case goog.dom.TagName.LINK:case goog.dom.TagName.NOFRAMES:case goog.dom.TagName.NOSCRIPT:case goog.dom.TagName.META:case goog.dom.TagName.OBJECT:case goog.dom.TagName.PARAM:case goog.dom.TagName.SCRIPT:case goog.dom.TagName.SOURCE:case goog.dom.TagName.STYLE:case goog.dom.TagName.TRACK:case goog.dom.TagName.WBR:return!1}return!0};
+goog.dom.getDocumentScrollElement_=function(a){return a.scrollingElement?a.scrollingElement:!goog.userAgent.WEBKIT&&goog.dom.isCss1CompatMode_(a)?a.documentElement:a.body||a.documentElement};goog.dom.getWindow=function(a){return a?goog.dom.getWindow_(a):window};goog.dom.getWindow_=function(a){return a.parentWindow||a.defaultView};goog.dom.createDom=function(a,b,c){return goog.dom.createDom_(document,arguments)};
+goog.dom.createDom_=function(a,b){var c=b[0],d=b[1];if(!goog.dom.BrowserFeature.CAN_ADD_NAME_OR_TYPE_ATTRIBUTES&&d&&(d.name||d.type)){c=["<",c];d.name&&c.push(' name="',goog.string.htmlEscape(d.name),'"');if(d.type){c.push(' type="',goog.string.htmlEscape(d.type),'"');var e={};goog.object.extend(e,d);delete e.type;d=e}c.push(">");c=c.join("")}c=a.createElement(c);d&&(goog.isString(d)?c.className=d:goog.isArray(d)?c.className=d.join(" "):goog.dom.setProperties(c,d));2<b.length&&goog.dom.append_(a,
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+goog.dom.createTable=function(a,b,c){return goog.dom.createTable_(document,a,b,!!c)};goog.dom.createTable_=function(a,b,c,d){for(var e=a.createElement(goog.dom.TagName.TABLE),f=e.appendChild(a.createElement(goog.dom.TagName.TBODY)),g=0;g<b;g++){for(var h=a.createElement(goog.dom.TagName.TR),k=0;k<c;k++){var l=a.createElement(goog.dom.TagName.TD);d&&goog.dom.setTextContent(l,goog.string.Unicode.NBSP);h.appendChild(l)}f.appendChild(h)}return e};
+goog.dom.safeHtmlToNode=function(a){return goog.dom.safeHtmlToNode_(document,a)};goog.dom.safeHtmlToNode_=function(a,b){var c=a.createElement(goog.dom.TagName.DIV);goog.dom.BrowserFeature.INNER_HTML_NEEDS_SCOPED_ELEMENT?(goog.dom.safe.setInnerHtml(c,goog.html.SafeHtml.concat(goog.html.SafeHtml.create("br"),b)),c.removeChild(c.firstChild)):goog.dom.safe.setInnerHtml(c,b);return goog.dom.childrenToNode_(a,c)};
+goog.dom.htmlToDocumentFragment=function(a){return goog.dom.htmlToDocumentFragment_(document,a)};goog.dom.htmlToDocumentFragment_=function(a,b){var c=a.createElement(goog.dom.TagName.DIV);goog.dom.BrowserFeature.INNER_HTML_NEEDS_SCOPED_ELEMENT?(c.innerHTML="<br>"+b,c.removeChild(c.firstChild)):c.innerHTML=b;return goog.dom.childrenToNode_(a,c)};
+goog.dom.childrenToNode_=function(a,b){if(1==b.childNodes.length)return b.removeChild(b.firstChild);for(var c=a.createDocumentFragment();b.firstChild;)c.appendChild(b.firstChild);return c};goog.dom.isCss1CompatMode=function(){return goog.dom.isCss1CompatMode_(document)};goog.dom.isCss1CompatMode_=function(a){return goog.dom.COMPAT_MODE_KNOWN_?goog.dom.ASSUME_STANDARDS_MODE:"CSS1Compat"==a.compatMode};goog.dom.canHaveChildren=function(a){if(a.nodeType!=goog.dom.NodeType.ELEMENT)return!1;switch(a.tagName){case goog.dom.TagName.APPLET:case goog.dom.TagName.AREA:case goog.dom.TagName.BASE:case goog.dom.TagName.BR:case goog.dom.TagName.COL:case goog.dom.TagName.COMMAND:case goog.dom.TagName.EMBED:case goog.dom.TagName.FRAME:case goog.dom.TagName.HR:case goog.dom.TagName.IMG:case goog.dom.TagName.INPUT:case goog.dom.TagName.IFRAME:case goog.dom.TagName.ISINDEX:case goog.dom.TagName.KEYGEN:case goog.dom.TagName.LINK:case goog.dom.TagName.NOFRAMES:case goog.dom.TagName.NOSCRIPT:case goog.dom.TagName.META:case goog.dom.TagName.OBJECT:case goog.dom.TagName.PARAM:case goog.dom.TagName.SCRIPT:case goog.dom.TagName.SOURCE:case goog.dom.TagName.STYLE:case goog.dom.TagName.TRACK:case goog.dom.TagName.WBR:return!1}return!0};
 goog.dom.appendChild=function(a,b){a.appendChild(b)};goog.dom.append=function(a,b){goog.dom.append_(goog.dom.getOwnerDocument(a),a,arguments,1)};goog.dom.removeChildren=function(a){for(var b;b=a.firstChild;)a.removeChild(b)};goog.dom.insertSiblingBefore=function(a,b){b.parentNode&&b.parentNode.insertBefore(a,b)};goog.dom.insertSiblingAfter=function(a,b){b.parentNode&&b.parentNode.insertBefore(a,b.nextSibling)};goog.dom.insertChildAt=function(a,b,c){a.insertBefore(b,a.childNodes[c]||null)};
 goog.dom.removeNode=function(a){return a&&a.parentNode?a.parentNode.removeChild(a):null};goog.dom.replaceNode=function(a,b){var c=b.parentNode;c&&c.replaceChild(a,b)};goog.dom.flattenElement=function(a){var b,c=a.parentNode;if(c&&c.nodeType!=goog.dom.NodeType.DOCUMENT_FRAGMENT){if(a.removeNode)return a.removeNode(!1);for(;b=a.firstChild;)c.insertBefore(b,a);return goog.dom.removeNode(a)}};
-goog.dom.getChildren=function(a){return goog.dom.BrowserFeature.CAN_USE_CHILDREN_ATTRIBUTE&&void 0!=a.children?a.children:goog.array.filter(a.childNodes,function(a){return a.nodeType==goog.dom.NodeType.ELEMENT})};goog.dom.getFirstElementChild=function(a){return void 0!=a.firstElementChild?a.firstElementChild:goog.dom.getNextElementNode_(a.firstChild,!0)};goog.dom.getLastElementChild=function(a){return void 0!=a.lastElementChild?a.lastElementChild:goog.dom.getNextElementNode_(a.lastChild,!1)};
-goog.dom.getNextElementSibling=function(a){return void 0!=a.nextElementSibling?a.nextElementSibling:goog.dom.getNextElementNode_(a.nextSibling,!0)};goog.dom.getPreviousElementSibling=function(a){return void 0!=a.previousElementSibling?a.previousElementSibling:goog.dom.getNextElementNode_(a.previousSibling,!1)};goog.dom.getNextElementNode_=function(a,b){for(;a&&a.nodeType!=goog.dom.NodeType.ELEMENT;)a=b?a.nextSibling:a.previousSibling;return a};
+goog.dom.getChildren=function(a){return goog.dom.BrowserFeature.CAN_USE_CHILDREN_ATTRIBUTE&&void 0!=a.children?a.children:goog.array.filter(a.childNodes,function(a){return a.nodeType==goog.dom.NodeType.ELEMENT})};goog.dom.getFirstElementChild=function(a){return goog.isDef(a.firstElementChild)?a.firstElementChild:goog.dom.getNextElementNode_(a.firstChild,!0)};goog.dom.getLastElementChild=function(a){return goog.isDef(a.lastElementChild)?a.lastElementChild:goog.dom.getNextElementNode_(a.lastChild,!1)};
+goog.dom.getNextElementSibling=function(a){return goog.isDef(a.nextElementSibling)?a.nextElementSibling:goog.dom.getNextElementNode_(a.nextSibling,!0)};goog.dom.getPreviousElementSibling=function(a){return goog.isDef(a.previousElementSibling)?a.previousElementSibling:goog.dom.getNextElementNode_(a.previousSibling,!1)};goog.dom.getNextElementNode_=function(a,b){for(;a&&a.nodeType!=goog.dom.NodeType.ELEMENT;)a=b?a.nextSibling:a.previousSibling;return a};
 goog.dom.getNextNode=function(a){if(!a)return null;if(a.firstChild)return a.firstChild;for(;a&&!a.nextSibling;)a=a.parentNode;return a?a.nextSibling:null};goog.dom.getPreviousNode=function(a){if(!a)return null;if(!a.previousSibling)return a.parentNode;for(a=a.previousSibling;a&&a.lastChild;)a=a.lastChild;return a};goog.dom.isNodeLike=function(a){return goog.isObject(a)&&0<a.nodeType};goog.dom.isElement=function(a){return goog.isObject(a)&&a.nodeType==goog.dom.NodeType.ELEMENT};
-goog.dom.isWindow=function(a){return goog.isObject(a)&&a.window==a};goog.dom.getParentElement=function(a){if(goog.dom.BrowserFeature.CAN_USE_PARENT_ELEMENT_PROPERTY&&!(goog.userAgent.IE&&goog.userAgent.isVersionOrHigher("9")&&!goog.userAgent.isVersionOrHigher("10")&&goog.global.SVGElement&&a instanceof goog.global.SVGElement))return a.parentElement;a=a.parentNode;return goog.dom.isElement(a)?a:null};
+goog.dom.isWindow=function(a){return goog.isObject(a)&&a.window==a};goog.dom.getParentElement=function(a){var b;if(goog.dom.BrowserFeature.CAN_USE_PARENT_ELEMENT_PROPERTY&&!(goog.userAgent.IE&&goog.userAgent.isVersionOrHigher("9")&&!goog.userAgent.isVersionOrHigher("10")&&goog.global.SVGElement&&a instanceof goog.global.SVGElement)&&(b=a.parentElement))return b;b=a.parentNode;return goog.dom.isElement(b)?b:null};
 goog.dom.contains=function(a,b){if(a.contains&&b.nodeType==goog.dom.NodeType.ELEMENT)return a==b||a.contains(b);if("undefined"!=typeof a.compareDocumentPosition)return a==b||Boolean(a.compareDocumentPosition(b)&16);for(;b&&a!=b;)b=b.parentNode;return b==a};
 goog.dom.compareNodeOrder=function(a,b){if(a==b)return 0;if(a.compareDocumentPosition)return a.compareDocumentPosition(b)&2?1:-1;if(goog.userAgent.IE&&!goog.userAgent.isDocumentModeOrHigher(9)){if(a.nodeType==goog.dom.NodeType.DOCUMENT)return-1;if(b.nodeType==goog.dom.NodeType.DOCUMENT)return 1}if("sourceIndex"in a||a.parentNode&&"sourceIndex"in a.parentNode){var c=a.nodeType==goog.dom.NodeType.ELEMENT,d=b.nodeType==goog.dom.NodeType.ELEMENT;if(c&&d)return a.sourceIndex-b.sourceIndex;var e=a.parentNode,
 f=b.parentNode;return e==f?goog.dom.compareSiblingOrder_(a,b):!c&&goog.dom.contains(e,b)?-1*goog.dom.compareParentsDescendantNodeIe_(a,b):!d&&goog.dom.contains(f,a)?goog.dom.compareParentsDescendantNodeIe_(b,a):(c?a.sourceIndex:e.sourceIndex)-(d?b.sourceIndex:f.sourceIndex)}d=goog.dom.getOwnerDocument(a);c=d.createRange();c.selectNode(a);c.collapse(!0);d=d.createRange();d.selectNode(b);d.collapse(!0);return c.compareBoundaryPoints(goog.global.Range.START_TO_END,d)};
 goog.dom.compareParentsDescendantNodeIe_=function(a,b){var c=a.parentNode;if(c==b)return-1;for(var d=b;d.parentNode!=c;)d=d.parentNode;return goog.dom.compareSiblingOrder_(d,a)};goog.dom.compareSiblingOrder_=function(a,b){for(var c=b;c=c.previousSibling;)if(c==a)return-1;return 1};
-goog.dom.findCommonAncestor=function(a){var b,c=arguments.length;if(!c)return null;if(1==c)return arguments[0];var d=[],e=Infinity;for(b=0;b<c;b++){for(var f=[],g=arguments[b];g;)f.unshift(g),g=g.parentNode;d.push(f);e=Math.min(e,f.length)}f=null;for(b=0;b<e;b++){for(var g=d[0][b],h=1;h<c;h++)if(g!=d[h][b])return f;f=g}return f};goog.dom.getOwnerDocument=function(a){return a.nodeType==goog.dom.NodeType.DOCUMENT?a:a.ownerDocument||a.document};
+goog.dom.findCommonAncestor=function(a){var b,c=arguments.length;if(!c)return null;if(1==c)return arguments[0];var d=[],e=Infinity;for(b=0;b<c;b++){for(var f=[],g=arguments[b];g;)f.unshift(g),g=g.parentNode;d.push(f);e=Math.min(e,f.length)}f=null;for(b=0;b<e;b++){for(var g=d[0][b],h=1;h<c;h++)if(g!=d[h][b])return f;f=g}return f};goog.dom.getOwnerDocument=function(a){goog.asserts.assert(a,"Node cannot be null or undefined.");return a.nodeType==goog.dom.NodeType.DOCUMENT?a:a.ownerDocument||a.document};
 goog.dom.getFrameContentDocument=function(a){return a.contentDocument||a.contentWindow.document};goog.dom.getFrameContentWindow=function(a){return a.contentWindow||goog.dom.getWindow(goog.dom.getFrameContentDocument(a))};
 goog.dom.setTextContent=function(a,b){goog.asserts.assert(null!=a,"goog.dom.setTextContent expects a non-null value for node");if("textContent"in a)a.textContent=b;else if(a.nodeType==goog.dom.NodeType.TEXT)a.data=b;else if(a.firstChild&&a.firstChild.nodeType==goog.dom.NodeType.TEXT){for(;a.lastChild!=a.firstChild;)a.removeChild(a.lastChild);a.firstChild.data=b}else{goog.dom.removeChildren(a);var c=goog.dom.getOwnerDocument(a);a.appendChild(c.createTextNode(String(b)))}};
-goog.dom.getOuterHtml=function(a){if("outerHTML"in a)return a.outerHTML;var b=goog.dom.getOwnerDocument(a).createElement("div");b.appendChild(a.cloneNode(!0));return b.innerHTML};goog.dom.findNode=function(a,b){var c=[];return goog.dom.findNodes_(a,b,c,!0)?c[0]:void 0};goog.dom.findNodes=function(a,b){var c=[];goog.dom.findNodes_(a,b,c,!1);return c};goog.dom.findNodes_=function(a,b,c,d){if(null!=a)for(a=a.firstChild;a;){if(b(a)&&(c.push(a),d)||goog.dom.findNodes_(a,b,c,d))return!0;a=a.nextSibling}return!1};
-goog.dom.TAGS_TO_IGNORE_={SCRIPT:1,STYLE:1,HEAD:1,IFRAME:1,OBJECT:1};goog.dom.PREDEFINED_TAG_VALUES_={IMG:" ",BR:"\n"};goog.dom.isFocusableTabIndex=function(a){return goog.dom.hasSpecifiedTabIndex_(a)&&goog.dom.isTabIndexFocusable_(a)};goog.dom.setFocusableTabIndex=function(a,b){b?a.tabIndex=0:(a.tabIndex=-1,a.removeAttribute("tabIndex"))};
+goog.dom.getOuterHtml=function(a){if("outerHTML"in a)return a.outerHTML;var b=goog.dom.getOwnerDocument(a).createElement(goog.dom.TagName.DIV);b.appendChild(a.cloneNode(!0));return b.innerHTML};goog.dom.findNode=function(a,b){var c=[];return goog.dom.findNodes_(a,b,c,!0)?c[0]:void 0};goog.dom.findNodes=function(a,b){var c=[];goog.dom.findNodes_(a,b,c,!1);return c};
+goog.dom.findNodes_=function(a,b,c,d){if(null!=a)for(a=a.firstChild;a;){if(b(a)&&(c.push(a),d)||goog.dom.findNodes_(a,b,c,d))return!0;a=a.nextSibling}return!1};goog.dom.TAGS_TO_IGNORE_={SCRIPT:1,STYLE:1,HEAD:1,IFRAME:1,OBJECT:1};goog.dom.PREDEFINED_TAG_VALUES_={IMG:" ",BR:"\n"};goog.dom.isFocusableTabIndex=function(a){return goog.dom.hasSpecifiedTabIndex_(a)&&goog.dom.isTabIndexFocusable_(a)};goog.dom.setFocusableTabIndex=function(a,b){b?a.tabIndex=0:(a.tabIndex=-1,a.removeAttribute("tabIndex"))};
 goog.dom.isFocusable=function(a){var b;return(b=goog.dom.nativelySupportsFocus_(a)?!a.disabled&&(!goog.dom.hasSpecifiedTabIndex_(a)||goog.dom.isTabIndexFocusable_(a)):goog.dom.isFocusableTabIndex(a))&&goog.userAgent.IE?goog.dom.hasNonZeroBoundingRect_(a):b};goog.dom.hasSpecifiedTabIndex_=function(a){a=a.getAttributeNode("tabindex");return goog.isDefAndNotNull(a)&&a.specified};goog.dom.isTabIndexFocusable_=function(a){a=a.tabIndex;return goog.isNumber(a)&&0<=a&&32768>a};
 goog.dom.nativelySupportsFocus_=function(a){return a.tagName==goog.dom.TagName.A||a.tagName==goog.dom.TagName.INPUT||a.tagName==goog.dom.TagName.TEXTAREA||a.tagName==goog.dom.TagName.SELECT||a.tagName==goog.dom.TagName.BUTTON};goog.dom.hasNonZeroBoundingRect_=function(a){a=goog.isFunction(a.getBoundingClientRect)?a.getBoundingClientRect():{height:a.offsetHeight,width:a.offsetWidth};return goog.isDefAndNotNull(a)&&0<a.height&&0<a.width};
 goog.dom.getTextContent=function(a){if(goog.dom.BrowserFeature.CAN_USE_INNER_TEXT&&"innerText"in a)a=goog.string.canonicalizeNewlines(a.innerText);else{var b=[];goog.dom.getTextContent_(a,b,!0);a=b.join("")}a=a.replace(/ \xAD /g," ").replace(/\xAD/g,"");a=a.replace(/\u200B/g,"");goog.dom.BrowserFeature.CAN_USE_INNER_TEXT||(a=a.replace(/ +/g," "));" "!=a&&(a=a.replace(/^\s*/,""));return a};goog.dom.getRawTextContent=function(a){var b=[];goog.dom.getTextContent_(a,b,!1);return b.join("")};
 goog.dom.getTextContent_=function(a,b,c){if(!(a.nodeName in goog.dom.TAGS_TO_IGNORE_))if(a.nodeType==goog.dom.NodeType.TEXT)c?b.push(String(a.nodeValue).replace(/(\r\n|\r|\n)/g,"")):b.push(a.nodeValue);else if(a.nodeName in goog.dom.PREDEFINED_TAG_VALUES_)b.push(goog.dom.PREDEFINED_TAG_VALUES_[a.nodeName]);else for(a=a.firstChild;a;)goog.dom.getTextContent_(a,b,c),a=a.nextSibling};goog.dom.getNodeTextLength=function(a){return goog.dom.getTextContent(a).length};
 goog.dom.getNodeTextOffset=function(a,b){for(var c=b||goog.dom.getOwnerDocument(a).body,d=[];a&&a!=c;){for(var e=a;e=e.previousSibling;)d.unshift(goog.dom.getTextContent(e));a=a.parentNode}return goog.string.trimLeft(d.join("")).replace(/ +/g," ").length};
 goog.dom.getNodeAtOffset=function(a,b,c){a=[a];for(var d=0,e=null;0<a.length&&d<b;)if(e=a.pop(),!(e.nodeName in goog.dom.TAGS_TO_IGNORE_))if(e.nodeType==goog.dom.NodeType.TEXT)var f=e.nodeValue.replace(/(\r\n|\r|\n)/g,"").replace(/ +/g," "),d=d+f.length;else if(e.nodeName in goog.dom.PREDEFINED_TAG_VALUES_)d+=goog.dom.PREDEFINED_TAG_VALUES_[e.nodeName].length;else for(f=e.childNodes.length-1;0<=f;f--)a.push(e.childNodes[f]);goog.isObject(c)&&(c.remainder=e?e.nodeValue.length+b-d-1:0,c.node=e);return e};
-goog.dom.isNodeList=function(a){if(a&&"number"==typeof a.length){if(goog.isObject(a))return"function"==typeof a.item||"string"==typeof a.item;if(goog.isFunction(a))return"function"==typeof a.item}return!1};goog.dom.getAncestorByTagNameAndClass=function(a,b,c){if(!b&&!c)return null;var d=b?b.toUpperCase():null;return goog.dom.getAncestor(a,function(a){return(!d||a.nodeName==d)&&(!c||goog.dom.classes.has(a,c))},!0)};
-goog.dom.getAncestorByClass=function(a,b){return goog.dom.getAncestorByTagNameAndClass(a,null,b)};goog.dom.getAncestor=function(a,b,c,d){c||(a=a.parentNode);c=null==d;for(var e=0;a&&(c||e<=d);){if(b(a))return a;a=a.parentNode;e++}return null};goog.dom.getActiveElement=function(a){try{return a&&a.activeElement}catch(b){}return null};
-goog.dom.getPixelRatio=goog.functions.cacheReturnValue(function(){var a=goog.dom.getWindow(),b=goog.userAgent.GECKO&&goog.userAgent.MOBILE;return goog.isDef(a.devicePixelRatio)&&!b?a.devicePixelRatio:a.matchMedia?goog.dom.matchesPixelRatio_(0.75)||goog.dom.matchesPixelRatio_(1.5)||goog.dom.matchesPixelRatio_(2)||goog.dom.matchesPixelRatio_(3)||1:1});
-goog.dom.matchesPixelRatio_=function(a){return goog.dom.getWindow().matchMedia("(-webkit-min-device-pixel-ratio: "+a+"),(min--moz-device-pixel-ratio: "+a+"),(min-resolution: "+a+"dppx)").matches?a:0};goog.dom.DomHelper=function(a){this.document_=a||goog.global.document||document};goog.dom.DomHelper.prototype.getDomHelper=goog.dom.getDomHelper;goog.dom.DomHelper.prototype.setDocument=function(a){this.document_=a};goog.dom.DomHelper.prototype.getDocument=function(){return this.document_};
-goog.dom.DomHelper.prototype.getElement=function(a){return goog.dom.getElementHelper_(this.document_,a)};goog.dom.DomHelper.prototype.getRequiredElement=function(a){return goog.dom.getRequiredElementHelper_(this.document_,a)};goog.dom.DomHelper.prototype.$=goog.dom.DomHelper.prototype.getElement;goog.dom.DomHelper.prototype.getElementsByTagNameAndClass=function(a,b,c){return goog.dom.getElementsByTagNameAndClass_(this.document_,a,b,c)};
-goog.dom.DomHelper.prototype.getElementsByClass=function(a,b){return goog.dom.getElementsByClass(a,b||this.document_)};goog.dom.DomHelper.prototype.getElementByClass=function(a,b){return goog.dom.getElementByClass(a,b||this.document_)};goog.dom.DomHelper.prototype.getRequiredElementByClass=function(a,b){return goog.dom.getRequiredElementByClass(a,b||this.document_)};goog.dom.DomHelper.prototype.$$=goog.dom.DomHelper.prototype.getElementsByTagNameAndClass;
-goog.dom.DomHelper.prototype.setProperties=goog.dom.setProperties;goog.dom.DomHelper.prototype.getViewportSize=function(a){return goog.dom.getViewportSize(a||this.getWindow())};goog.dom.DomHelper.prototype.getDocumentHeight=function(){return goog.dom.getDocumentHeight_(this.getWindow())};goog.dom.DomHelper.prototype.createDom=function(a,b,c){return goog.dom.createDom_(this.document_,arguments)};goog.dom.DomHelper.prototype.$dom=goog.dom.DomHelper.prototype.createDom;
-goog.dom.DomHelper.prototype.createElement=function(a){return this.document_.createElement(a)};goog.dom.DomHelper.prototype.createTextNode=function(a){return this.document_.createTextNode(String(a))};goog.dom.DomHelper.prototype.createTable=function(a,b,c){return goog.dom.createTable_(this.document_,a,b,!!c)};goog.dom.DomHelper.prototype.htmlToDocumentFragment=function(a){return goog.dom.htmlToDocumentFragment_(this.document_,a)};goog.dom.DomHelper.prototype.isCss1CompatMode=function(){return goog.dom.isCss1CompatMode_(this.document_)};
-goog.dom.DomHelper.prototype.getWindow=function(){return goog.dom.getWindow_(this.document_)};goog.dom.DomHelper.prototype.getDocumentScrollElement=function(){return goog.dom.getDocumentScrollElement_(this.document_)};goog.dom.DomHelper.prototype.getDocumentScroll=function(){return goog.dom.getDocumentScroll_(this.document_)};goog.dom.DomHelper.prototype.getActiveElement=function(a){return goog.dom.getActiveElement(a||this.document_)};goog.dom.DomHelper.prototype.appendChild=goog.dom.appendChild;
-goog.dom.DomHelper.prototype.append=goog.dom.append;goog.dom.DomHelper.prototype.canHaveChildren=goog.dom.canHaveChildren;goog.dom.DomHelper.prototype.removeChildren=goog.dom.removeChildren;goog.dom.DomHelper.prototype.insertSiblingBefore=goog.dom.insertSiblingBefore;goog.dom.DomHelper.prototype.insertSiblingAfter=goog.dom.insertSiblingAfter;goog.dom.DomHelper.prototype.insertChildAt=goog.dom.insertChildAt;goog.dom.DomHelper.prototype.removeNode=goog.dom.removeNode;
-goog.dom.DomHelper.prototype.replaceNode=goog.dom.replaceNode;goog.dom.DomHelper.prototype.flattenElement=goog.dom.flattenElement;goog.dom.DomHelper.prototype.getChildren=goog.dom.getChildren;goog.dom.DomHelper.prototype.getFirstElementChild=goog.dom.getFirstElementChild;goog.dom.DomHelper.prototype.getLastElementChild=goog.dom.getLastElementChild;goog.dom.DomHelper.prototype.getNextElementSibling=goog.dom.getNextElementSibling;goog.dom.DomHelper.prototype.getPreviousElementSibling=goog.dom.getPreviousElementSibling;
+goog.dom.isNodeList=function(a){if(a&&"number"==typeof a.length){if(goog.isObject(a))return"function"==typeof a.item||"string"==typeof a.item;if(goog.isFunction(a))return"function"==typeof a.item}return!1};goog.dom.getAncestorByTagNameAndClass=function(a,b,c,d){if(!b&&!c)return null;var e=b?b.toUpperCase():null;return goog.dom.getAncestor(a,function(a){return(!e||a.nodeName==e)&&(!c||goog.isString(a.className)&&goog.array.contains(a.className.split(/\s+/),c))},!0,d)};
+goog.dom.getAncestorByClass=function(a,b,c){return goog.dom.getAncestorByTagNameAndClass(a,null,b,c)};goog.dom.getAncestor=function(a,b,c,d){c||(a=a.parentNode);c=null==d;for(var e=0;a&&(c||e<=d);){goog.asserts.assert("parentNode"!=a.name);if(b(a))return a;a=a.parentNode;e++}return null};goog.dom.getActiveElement=function(a){try{return a&&a.activeElement}catch(b){}return null};
+goog.dom.getPixelRatio=function(){var a=goog.dom.getWindow();return goog.isDef(a.devicePixelRatio)?a.devicePixelRatio:a.matchMedia?goog.dom.matchesPixelRatio_(.75)||goog.dom.matchesPixelRatio_(1.5)||goog.dom.matchesPixelRatio_(2)||goog.dom.matchesPixelRatio_(3)||1:1};goog.dom.matchesPixelRatio_=function(a){return goog.dom.getWindow().matchMedia("(-webkit-min-device-pixel-ratio: "+a+"),(min--moz-device-pixel-ratio: "+a+"),(min-resolution: "+a+"dppx)").matches?a:0};
+goog.dom.DomHelper=function(a){this.document_=a||goog.global.document||document};goog.dom.DomHelper.prototype.getDomHelper=goog.dom.getDomHelper;goog.dom.DomHelper.prototype.setDocument=function(a){this.document_=a};goog.dom.DomHelper.prototype.getDocument=function(){return this.document_};goog.dom.DomHelper.prototype.getElement=function(a){return goog.dom.getElementHelper_(this.document_,a)};
+goog.dom.DomHelper.prototype.getRequiredElement=function(a){return goog.dom.getRequiredElementHelper_(this.document_,a)};goog.dom.DomHelper.prototype.$=goog.dom.DomHelper.prototype.getElement;goog.dom.DomHelper.prototype.getElementsByTagNameAndClass=function(a,b,c){return goog.dom.getElementsByTagNameAndClass_(this.document_,a,b,c)};goog.dom.DomHelper.prototype.getElementsByClass=function(a,b){return goog.dom.getElementsByClass(a,b||this.document_)};
+goog.dom.DomHelper.prototype.getElementByClass=function(a,b){return goog.dom.getElementByClass(a,b||this.document_)};goog.dom.DomHelper.prototype.getRequiredElementByClass=function(a,b){return goog.dom.getRequiredElementByClass(a,b||this.document_)};goog.dom.DomHelper.prototype.$$=goog.dom.DomHelper.prototype.getElementsByTagNameAndClass;goog.dom.DomHelper.prototype.setProperties=goog.dom.setProperties;goog.dom.DomHelper.prototype.getViewportSize=function(a){return goog.dom.getViewportSize(a||this.getWindow())};
+goog.dom.DomHelper.prototype.getDocumentHeight=function(){return goog.dom.getDocumentHeight_(this.getWindow())};goog.dom.DomHelper.prototype.createDom=function(a,b,c){return goog.dom.createDom_(this.document_,arguments)};goog.dom.DomHelper.prototype.$dom=goog.dom.DomHelper.prototype.createDom;goog.dom.DomHelper.prototype.createElement=function(a){return this.document_.createElement(a)};goog.dom.DomHelper.prototype.createTextNode=function(a){return this.document_.createTextNode(String(a))};
+goog.dom.DomHelper.prototype.createTable=function(a,b,c){return goog.dom.createTable_(this.document_,a,b,!!c)};goog.dom.DomHelper.prototype.safeHtmlToNode=function(a){return goog.dom.safeHtmlToNode_(this.document_,a)};goog.dom.DomHelper.prototype.htmlToDocumentFragment=function(a){return goog.dom.htmlToDocumentFragment_(this.document_,a)};goog.dom.DomHelper.prototype.isCss1CompatMode=function(){return goog.dom.isCss1CompatMode_(this.document_)};goog.dom.DomHelper.prototype.getWindow=function(){return goog.dom.getWindow_(this.document_)};
+goog.dom.DomHelper.prototype.getDocumentScrollElement=function(){return goog.dom.getDocumentScrollElement_(this.document_)};goog.dom.DomHelper.prototype.getDocumentScroll=function(){return goog.dom.getDocumentScroll_(this.document_)};goog.dom.DomHelper.prototype.getActiveElement=function(a){return goog.dom.getActiveElement(a||this.document_)};goog.dom.DomHelper.prototype.appendChild=goog.dom.appendChild;goog.dom.DomHelper.prototype.append=goog.dom.append;
+goog.dom.DomHelper.prototype.canHaveChildren=goog.dom.canHaveChildren;goog.dom.DomHelper.prototype.removeChildren=goog.dom.removeChildren;goog.dom.DomHelper.prototype.insertSiblingBefore=goog.dom.insertSiblingBefore;goog.dom.DomHelper.prototype.insertSiblingAfter=goog.dom.insertSiblingAfter;goog.dom.DomHelper.prototype.insertChildAt=goog.dom.insertChildAt;goog.dom.DomHelper.prototype.removeNode=goog.dom.removeNode;goog.dom.DomHelper.prototype.replaceNode=goog.dom.replaceNode;
+goog.dom.DomHelper.prototype.flattenElement=goog.dom.flattenElement;goog.dom.DomHelper.prototype.getChildren=goog.dom.getChildren;goog.dom.DomHelper.prototype.getFirstElementChild=goog.dom.getFirstElementChild;goog.dom.DomHelper.prototype.getLastElementChild=goog.dom.getLastElementChild;goog.dom.DomHelper.prototype.getNextElementSibling=goog.dom.getNextElementSibling;goog.dom.DomHelper.prototype.getPreviousElementSibling=goog.dom.getPreviousElementSibling;
 goog.dom.DomHelper.prototype.getNextNode=goog.dom.getNextNode;goog.dom.DomHelper.prototype.getPreviousNode=goog.dom.getPreviousNode;goog.dom.DomHelper.prototype.isNodeLike=goog.dom.isNodeLike;goog.dom.DomHelper.prototype.isElement=goog.dom.isElement;goog.dom.DomHelper.prototype.isWindow=goog.dom.isWindow;goog.dom.DomHelper.prototype.getParentElement=goog.dom.getParentElement;goog.dom.DomHelper.prototype.contains=goog.dom.contains;goog.dom.DomHelper.prototype.compareNodeOrder=goog.dom.compareNodeOrder;
 goog.dom.DomHelper.prototype.findCommonAncestor=goog.dom.findCommonAncestor;goog.dom.DomHelper.prototype.getOwnerDocument=goog.dom.getOwnerDocument;goog.dom.DomHelper.prototype.getFrameContentDocument=goog.dom.getFrameContentDocument;goog.dom.DomHelper.prototype.getFrameContentWindow=goog.dom.getFrameContentWindow;goog.dom.DomHelper.prototype.setTextContent=goog.dom.setTextContent;goog.dom.DomHelper.prototype.getOuterHtml=goog.dom.getOuterHtml;goog.dom.DomHelper.prototype.findNode=goog.dom.findNode;
 goog.dom.DomHelper.prototype.findNodes=goog.dom.findNodes;goog.dom.DomHelper.prototype.isFocusableTabIndex=goog.dom.isFocusableTabIndex;goog.dom.DomHelper.prototype.setFocusableTabIndex=goog.dom.setFocusableTabIndex;goog.dom.DomHelper.prototype.isFocusable=goog.dom.isFocusable;goog.dom.DomHelper.prototype.getTextContent=goog.dom.getTextContent;goog.dom.DomHelper.prototype.getNodeTextLength=goog.dom.getNodeTextLength;goog.dom.DomHelper.prototype.getNodeTextOffset=goog.dom.getNodeTextOffset;
-goog.dom.DomHelper.prototype.getNodeAtOffset=goog.dom.getNodeAtOffset;goog.dom.DomHelper.prototype.isNodeList=goog.dom.isNodeList;goog.dom.DomHelper.prototype.getAncestorByTagNameAndClass=goog.dom.getAncestorByTagNameAndClass;goog.dom.DomHelper.prototype.getAncestorByClass=goog.dom.getAncestorByClass;goog.dom.DomHelper.prototype.getAncestor=goog.dom.getAncestor;goog.dom.vendor={};goog.dom.vendor.getVendorJsPrefix=function(){return goog.userAgent.WEBKIT?"Webkit":goog.userAgent.GECKO?"Moz":goog.userAgent.IE?"ms":goog.userAgent.OPERA?"O":null};goog.dom.vendor.getVendorPrefix=function(){return goog.userAgent.WEBKIT?"-webkit":goog.userAgent.GECKO?"-moz":goog.userAgent.IE?"-ms":goog.userAgent.OPERA?"-o":null};
-goog.dom.vendor.getPrefixedPropertyName=function(a,b){if(b&&a in b)return a;var c=goog.dom.vendor.getVendorJsPrefix();return c?(c=c.toLowerCase(),c+=goog.string.toTitleCase(a),!goog.isDef(b)||c in b?c:null):null};goog.dom.vendor.getPrefixedEventType=function(a){return((goog.dom.vendor.getVendorJsPrefix()||"")+a).toLowerCase()};goog.math.Box=function(a,b,c,d){this.top=a;this.right=b;this.bottom=c;this.left=d};goog.math.Box.boundingBox=function(a){for(var b=new goog.math.Box(arguments[0].y,arguments[0].x,arguments[0].y,arguments[0].x),c=1;c<arguments.length;c++){var d=arguments[c];b.top=Math.min(b.top,d.y);b.right=Math.max(b.right,d.x);b.bottom=Math.max(b.bottom,d.y);b.left=Math.min(b.left,d.x)}return b};goog.math.Box.prototype.clone=function(){return new goog.math.Box(this.top,this.right,this.bottom,this.left)};
-goog.DEBUG&&(goog.math.Box.prototype.toString=function(){return"("+this.top+"t, "+this.right+"r, "+this.bottom+"b, "+this.left+"l)"});goog.math.Box.prototype.contains=function(a){return goog.math.Box.contains(this,a)};goog.math.Box.prototype.expand=function(a,b,c,d){goog.isObject(a)?(this.top-=a.top,this.right+=a.right,this.bottom+=a.bottom,this.left-=a.left):(this.top-=a,this.right+=b,this.bottom+=c,this.left-=d);return this};
-goog.math.Box.prototype.expandToInclude=function(a){this.left=Math.min(this.left,a.left);this.top=Math.min(this.top,a.top);this.right=Math.max(this.right,a.right);this.bottom=Math.max(this.bottom,a.bottom)};goog.math.Box.equals=function(a,b){return a==b?!0:a&&b?a.top==b.top&&a.right==b.right&&a.bottom==b.bottom&&a.left==b.left:!1};
-goog.math.Box.contains=function(a,b){return a&&b?b instanceof goog.math.Box?b.left>=a.left&&b.right<=a.right&&b.top>=a.top&&b.bottom<=a.bottom:b.x>=a.left&&b.x<=a.right&&b.y>=a.top&&b.y<=a.bottom:!1};goog.math.Box.relativePositionX=function(a,b){return b.x<a.left?b.x-a.left:b.x>a.right?b.x-a.right:0};goog.math.Box.relativePositionY=function(a,b){return b.y<a.top?b.y-a.top:b.y>a.bottom?b.y-a.bottom:0};
-goog.math.Box.distance=function(a,b){var c=goog.math.Box.relativePositionX(a,b),d=goog.math.Box.relativePositionY(a,b);return Math.sqrt(c*c+d*d)};goog.math.Box.intersects=function(a,b){return a.left<=b.right&&b.left<=a.right&&a.top<=b.bottom&&b.top<=a.bottom};goog.math.Box.intersectsWithPadding=function(a,b,c){return a.left<=b.right+c&&b.left<=a.right+c&&a.top<=b.bottom+c&&b.top<=a.bottom+c};
+goog.dom.DomHelper.prototype.getNodeAtOffset=goog.dom.getNodeAtOffset;goog.dom.DomHelper.prototype.isNodeList=goog.dom.isNodeList;goog.dom.DomHelper.prototype.getAncestorByTagNameAndClass=goog.dom.getAncestorByTagNameAndClass;goog.dom.DomHelper.prototype.getAncestorByClass=goog.dom.getAncestorByClass;goog.dom.DomHelper.prototype.getAncestor=goog.dom.getAncestor;goog.debug.entryPointRegistry={};goog.debug.EntryPointMonitor=function(){};goog.debug.entryPointRegistry.refList_=[];goog.debug.entryPointRegistry.monitors_=[];goog.debug.entryPointRegistry.monitorsMayExist_=!1;goog.debug.entryPointRegistry.register=function(a){goog.debug.entryPointRegistry.refList_[goog.debug.entryPointRegistry.refList_.length]=a;if(goog.debug.entryPointRegistry.monitorsMayExist_)for(var b=goog.debug.entryPointRegistry.monitors_,c=0;c<b.length;c++)a(goog.bind(b[c].wrap,b[c]))};
+goog.debug.entryPointRegistry.monitorAll=function(a){goog.debug.entryPointRegistry.monitorsMayExist_=!0;for(var b=goog.bind(a.wrap,a),c=0;c<goog.debug.entryPointRegistry.refList_.length;c++)goog.debug.entryPointRegistry.refList_[c](b);goog.debug.entryPointRegistry.monitors_.push(a)};
+goog.debug.entryPointRegistry.unmonitorAllIfPossible=function(a){var b=goog.debug.entryPointRegistry.monitors_;goog.asserts.assert(a==b[b.length-1],"Only the most recent monitor can be unwrapped.");a=goog.bind(a.unwrap,a);for(var c=0;c<goog.debug.entryPointRegistry.refList_.length;c++)goog.debug.entryPointRegistry.refList_[c](a);b.length--};goog.events={};
+goog.events.BrowserFeature={HAS_W3C_BUTTON:!goog.userAgent.IE||goog.userAgent.isDocumentModeOrHigher(9),HAS_W3C_EVENT_SUPPORT:!goog.userAgent.IE||goog.userAgent.isDocumentModeOrHigher(9),SET_KEY_CODE_TO_PREVENT_DEFAULT:goog.userAgent.IE&&!goog.userAgent.isVersionOrHigher("9"),HAS_NAVIGATOR_ONLINE_PROPERTY:!goog.userAgent.WEBKIT||goog.userAgent.isVersionOrHigher("528"),HAS_HTML5_NETWORK_EVENT_SUPPORT:goog.userAgent.GECKO&&goog.userAgent.isVersionOrHigher("1.9b")||goog.userAgent.IE&&goog.userAgent.isVersionOrHigher("8")||
+goog.userAgent.OPERA&&goog.userAgent.isVersionOrHigher("9.5")||goog.userAgent.WEBKIT&&goog.userAgent.isVersionOrHigher("528"),HTML5_NETWORK_EVENTS_FIRE_ON_BODY:goog.userAgent.GECKO&&!goog.userAgent.isVersionOrHigher("8")||goog.userAgent.IE&&!goog.userAgent.isVersionOrHigher("9"),TOUCH_ENABLED:"ontouchstart"in goog.global||!!(goog.global.document&&document.documentElement&&"ontouchstart"in document.documentElement)||!(!goog.global.navigator||!goog.global.navigator.msMaxTouchPoints)};goog.disposable={};goog.disposable.IDisposable=function(){};goog.Disposable=function(){goog.Disposable.MONITORING_MODE!=goog.Disposable.MonitoringMode.OFF&&(goog.Disposable.INCLUDE_STACK_ON_CREATION&&(this.creationStack=Error().stack),goog.Disposable.instances_[goog.getUid(this)]=this);this.disposed_=this.disposed_;this.onDisposeCallbacks_=this.onDisposeCallbacks_};goog.Disposable.MonitoringMode={OFF:0,PERMANENT:1,INTERACTIVE:2};goog.Disposable.MONITORING_MODE=0;goog.Disposable.INCLUDE_STACK_ON_CREATION=!0;goog.Disposable.instances_={};
+goog.Disposable.getUndisposedObjects=function(){var a=[],b;for(b in goog.Disposable.instances_)goog.Disposable.instances_.hasOwnProperty(b)&&a.push(goog.Disposable.instances_[Number(b)]);return a};goog.Disposable.clearUndisposedObjects=function(){goog.Disposable.instances_={}};goog.Disposable.prototype.disposed_=!1;goog.Disposable.prototype.isDisposed=function(){return this.disposed_};goog.Disposable.prototype.getDisposed=goog.Disposable.prototype.isDisposed;
+goog.Disposable.prototype.dispose=function(){if(!this.disposed_&&(this.disposed_=!0,this.disposeInternal(),goog.Disposable.MONITORING_MODE!=goog.Disposable.MonitoringMode.OFF)){var a=goog.getUid(this);if(goog.Disposable.MONITORING_MODE==goog.Disposable.MonitoringMode.PERMANENT&&!goog.Disposable.instances_.hasOwnProperty(a))throw Error(this+" did not call the goog.Disposable base constructor or was disposed of after a clearUndisposedObjects call");delete goog.Disposable.instances_[a]}};
+goog.Disposable.prototype.registerDisposable=function(a){this.addOnDisposeCallback(goog.partial(goog.dispose,a))};goog.Disposable.prototype.addOnDisposeCallback=function(a,b){this.disposed_?a.call(b):(this.onDisposeCallbacks_||(this.onDisposeCallbacks_=[]),this.onDisposeCallbacks_.push(goog.isDef(b)?goog.bind(a,b):a))};goog.Disposable.prototype.disposeInternal=function(){if(this.onDisposeCallbacks_)for(;this.onDisposeCallbacks_.length;)this.onDisposeCallbacks_.shift()()};
+goog.Disposable.isDisposed=function(a){return a&&"function"==typeof a.isDisposed?a.isDisposed():!1};goog.dispose=function(a){a&&"function"==typeof a.dispose&&a.dispose()};goog.disposeAll=function(a){for(var b=0,c=arguments.length;b<c;++b){var d=arguments[b];goog.isArrayLike(d)?goog.disposeAll.apply(null,d):goog.dispose(d)}};goog.events.EventId=function(a){this.id=a};goog.events.EventId.prototype.toString=function(){return this.id};goog.events.Event=function(a,b){this.type=a instanceof goog.events.EventId?String(a):a;this.currentTarget=this.target=b;this.defaultPrevented=this.propagationStopped_=!1;this.returnValue_=!0};goog.events.Event.prototype.stopPropagation=function(){this.propagationStopped_=!0};goog.events.Event.prototype.preventDefault=function(){this.defaultPrevented=!0;this.returnValue_=!1};goog.events.Event.stopPropagation=function(a){a.stopPropagation()};goog.events.Event.preventDefault=function(a){a.preventDefault()};goog.events.getVendorPrefixedName_=function(a){return goog.userAgent.WEBKIT?"webkit"+a:goog.userAgent.OPERA?"o"+a.toLowerCase():a.toLowerCase()};
+goog.events.EventType={CLICK:"click",RIGHTCLICK:"rightclick",DBLCLICK:"dblclick",MOUSEDOWN:"mousedown",MOUSEUP:"mouseup",MOUSEOVER:"mouseover",MOUSEOUT:"mouseout",MOUSEMOVE:"mousemove",MOUSEENTER:"mouseenter",MOUSELEAVE:"mouseleave",SELECTSTART:"selectstart",WHEEL:"wheel",KEYPRESS:"keypress",KEYDOWN:"keydown",KEYUP:"keyup",BLUR:"blur",FOCUS:"focus",DEACTIVATE:"deactivate",FOCUSIN:goog.userAgent.IE?"focusin":"DOMFocusIn",FOCUSOUT:goog.userAgent.IE?"focusout":"DOMFocusOut",CHANGE:"change",RESET:"reset",
+SELECT:"select",SUBMIT:"submit",INPUT:"input",PROPERTYCHANGE:"propertychange",DRAGSTART:"dragstart",DRAG:"drag",DRAGENTER:"dragenter",DRAGOVER:"dragover",DRAGLEAVE:"dragleave",DROP:"drop",DRAGEND:"dragend",TOUCHSTART:"touchstart",TOUCHMOVE:"touchmove",TOUCHEND:"touchend",TOUCHCANCEL:"touchcancel",BEFOREUNLOAD:"beforeunload",CONSOLEMESSAGE:"consolemessage",CONTEXTMENU:"contextmenu",DOMCONTENTLOADED:"DOMContentLoaded",ERROR:"error",HELP:"help",LOAD:"load",LOSECAPTURE:"losecapture",ORIENTATIONCHANGE:"orientationchange",
+READYSTATECHANGE:"readystatechange",RESIZE:"resize",SCROLL:"scroll",UNLOAD:"unload",HASHCHANGE:"hashchange",PAGEHIDE:"pagehide",PAGESHOW:"pageshow",POPSTATE:"popstate",COPY:"copy",PASTE:"paste",CUT:"cut",BEFORECOPY:"beforecopy",BEFORECUT:"beforecut",BEFOREPASTE:"beforepaste",ONLINE:"online",OFFLINE:"offline",MESSAGE:"message",CONNECT:"connect",ANIMATIONSTART:goog.events.getVendorPrefixedName_("AnimationStart"),ANIMATIONEND:goog.events.getVendorPrefixedName_("AnimationEnd"),ANIMATIONITERATION:goog.events.getVendorPrefixedName_("AnimationIteration"),
+TRANSITIONEND:goog.events.getVendorPrefixedName_("TransitionEnd"),POINTERDOWN:"pointerdown",POINTERUP:"pointerup",POINTERCANCEL:"pointercancel",POINTERMOVE:"pointermove",POINTEROVER:"pointerover",POINTEROUT:"pointerout",POINTERENTER:"pointerenter",POINTERLEAVE:"pointerleave",GOTPOINTERCAPTURE:"gotpointercapture",LOSTPOINTERCAPTURE:"lostpointercapture",MSGESTURECHANGE:"MSGestureChange",MSGESTUREEND:"MSGestureEnd",MSGESTUREHOLD:"MSGestureHold",MSGESTURESTART:"MSGestureStart",MSGESTURETAP:"MSGestureTap",
+MSGOTPOINTERCAPTURE:"MSGotPointerCapture",MSINERTIASTART:"MSInertiaStart",MSLOSTPOINTERCAPTURE:"MSLostPointerCapture",MSPOINTERCANCEL:"MSPointerCancel",MSPOINTERDOWN:"MSPointerDown",MSPOINTERENTER:"MSPointerEnter",MSPOINTERHOVER:"MSPointerHover",MSPOINTERLEAVE:"MSPointerLeave",MSPOINTERMOVE:"MSPointerMove",MSPOINTEROUT:"MSPointerOut",MSPOINTEROVER:"MSPointerOver",MSPOINTERUP:"MSPointerUp",TEXT:"text",TEXTINPUT:"textInput",COMPOSITIONSTART:"compositionstart",COMPOSITIONUPDATE:"compositionupdate",COMPOSITIONEND:"compositionend",
+EXIT:"exit",LOADABORT:"loadabort",LOADCOMMIT:"loadcommit",LOADREDIRECT:"loadredirect",LOADSTART:"loadstart",LOADSTOP:"loadstop",RESPONSIVE:"responsive",SIZECHANGED:"sizechanged",UNRESPONSIVE:"unresponsive",VISIBILITYCHANGE:"visibilitychange",STORAGE:"storage",DOMSUBTREEMODIFIED:"DOMSubtreeModified",DOMNODEINSERTED:"DOMNodeInserted",DOMNODEREMOVED:"DOMNodeRemoved",DOMNODEREMOVEDFROMDOCUMENT:"DOMNodeRemovedFromDocument",DOMNODEINSERTEDINTODOCUMENT:"DOMNodeInsertedIntoDocument",DOMATTRMODIFIED:"DOMAttrModified",
+DOMCHARACTERDATAMODIFIED:"DOMCharacterDataModified",BEFOREPRINT:"beforeprint",AFTERPRINT:"afterprint"};goog.reflect={};goog.reflect.object=function(a,b){return b};goog.reflect.sinkValue=function(a){goog.reflect.sinkValue[" "](a);return a};goog.reflect.sinkValue[" "]=goog.nullFunction;goog.reflect.canAccessProperty=function(a,b){try{return goog.reflect.sinkValue(a[b]),!0}catch(c){}return!1};goog.events.BrowserEvent=function(a,b){goog.events.Event.call(this,a?a.type:"");this.relatedTarget=this.currentTarget=this.target=null;this.charCode=this.keyCode=this.button=this.screenY=this.screenX=this.clientY=this.clientX=this.offsetY=this.offsetX=0;this.metaKey=this.shiftKey=this.altKey=this.ctrlKey=!1;this.state=null;this.platformModifierKey=!1;this.event_=null;a&&this.init(a,b)};goog.inherits(goog.events.BrowserEvent,goog.events.Event);
+goog.events.BrowserEvent.MouseButton={LEFT:0,MIDDLE:1,RIGHT:2};goog.events.BrowserEvent.IEButtonMap=[1,4,2];
+goog.events.BrowserEvent.prototype.init=function(a,b){var c=this.type=a.type;this.target=a.target||a.srcElement;this.currentTarget=b;var d=a.relatedTarget;d?goog.userAgent.GECKO&&(goog.reflect.canAccessProperty(d,"nodeName")||(d=null)):c==goog.events.EventType.MOUSEOVER?d=a.fromElement:c==goog.events.EventType.MOUSEOUT&&(d=a.toElement);this.relatedTarget=d;this.offsetX=goog.userAgent.WEBKIT||void 0!==a.offsetX?a.offsetX:a.layerX;this.offsetY=goog.userAgent.WEBKIT||void 0!==a.offsetY?a.offsetY:a.layerY;
+this.clientX=void 0!==a.clientX?a.clientX:a.pageX;this.clientY=void 0!==a.clientY?a.clientY:a.pageY;this.screenX=a.screenX||0;this.screenY=a.screenY||0;this.button=a.button;this.keyCode=a.keyCode||0;this.charCode=a.charCode||("keypress"==c?a.keyCode:0);this.ctrlKey=a.ctrlKey;this.altKey=a.altKey;this.shiftKey=a.shiftKey;this.metaKey=a.metaKey;this.platformModifierKey=goog.userAgent.MAC?a.metaKey:a.ctrlKey;this.state=a.state;this.event_=a;a.defaultPrevented&&this.preventDefault()};
+goog.events.BrowserEvent.prototype.isButton=function(a){return goog.events.BrowserFeature.HAS_W3C_BUTTON?this.event_.button==a:"click"==this.type?a==goog.events.BrowserEvent.MouseButton.LEFT:!!(this.event_.button&goog.events.BrowserEvent.IEButtonMap[a])};goog.events.BrowserEvent.prototype.isMouseActionButton=function(){return this.isButton(goog.events.BrowserEvent.MouseButton.LEFT)&&!(goog.userAgent.WEBKIT&&goog.userAgent.MAC&&this.ctrlKey)};
+goog.events.BrowserEvent.prototype.stopPropagation=function(){goog.events.BrowserEvent.superClass_.stopPropagation.call(this);this.event_.stopPropagation?this.event_.stopPropagation():this.event_.cancelBubble=!0};
+goog.events.BrowserEvent.prototype.preventDefault=function(){goog.events.BrowserEvent.superClass_.preventDefault.call(this);var a=this.event_;if(a.preventDefault)a.preventDefault();else if(a.returnValue=!1,goog.events.BrowserFeature.SET_KEY_CODE_TO_PREVENT_DEFAULT)try{if(a.ctrlKey||112<=a.keyCode&&123>=a.keyCode)a.keyCode=-1}catch(b){}};goog.events.BrowserEvent.prototype.getBrowserEvent=function(){return this.event_};goog.events.Listenable=function(){};goog.events.Listenable.IMPLEMENTED_BY_PROP="closure_listenable_"+(1E6*Math.random()|0);goog.events.Listenable.addImplementation=function(a){a.prototype[goog.events.Listenable.IMPLEMENTED_BY_PROP]=!0};goog.events.Listenable.isImplementedBy=function(a){return!(!a||!a[goog.events.Listenable.IMPLEMENTED_BY_PROP])};goog.events.ListenableKey=function(){};goog.events.ListenableKey.counter_=0;goog.events.ListenableKey.reserveKey=function(){return++goog.events.ListenableKey.counter_};goog.events.Listener=function(a,b,c,d,e,f){goog.events.Listener.ENABLE_MONITORING&&(this.creationStack=Error().stack);this.listener=a;this.proxy=b;this.src=c;this.type=d;this.capture=!!e;this.handler=f;this.key=goog.events.ListenableKey.reserveKey();this.removed=this.callOnce=!1};goog.events.Listener.ENABLE_MONITORING=!1;goog.events.Listener.prototype.markAsRemoved=function(){this.removed=!0;this.handler=this.src=this.proxy=this.listener=null};goog.events.ListenerMap=function(a){this.src=a;this.listeners={};this.typeCount_=0};goog.events.ListenerMap.prototype.getTypeCount=function(){return this.typeCount_};goog.events.ListenerMap.prototype.getListenerCount=function(){var a=0,b;for(b in this.listeners)a+=this.listeners[b].length;return a};
+goog.events.ListenerMap.prototype.add=function(a,b,c,d,e){var f=a.toString();a=this.listeners[f];a||(a=this.listeners[f]=[],this.typeCount_++);var g=goog.events.ListenerMap.findListenerIndex_(a,b,d,e);-1<g?(b=a[g],c||(b.callOnce=!1)):(b=new goog.events.Listener(b,null,this.src,f,!!d,e),b.callOnce=c,a.push(b));return b};
+goog.events.ListenerMap.prototype.remove=function(a,b,c,d){a=a.toString();if(!(a in this.listeners))return!1;var e=this.listeners[a];b=goog.events.ListenerMap.findListenerIndex_(e,b,c,d);return-1<b?(e[b].markAsRemoved(),goog.array.removeAt(e,b),0==e.length&&(delete this.listeners[a],this.typeCount_--),!0):!1};
+goog.events.ListenerMap.prototype.removeByKey=function(a){var b=a.type;if(!(b in this.listeners))return!1;var c=goog.array.remove(this.listeners[b],a);c&&(a.markAsRemoved(),0==this.listeners[b].length&&(delete this.listeners[b],this.typeCount_--));return c};goog.events.ListenerMap.prototype.removeAll=function(a){a=a&&a.toString();var b=0,c;for(c in this.listeners)if(!a||c==a){for(var d=this.listeners[c],e=0;e<d.length;e++)++b,d[e].markAsRemoved();delete this.listeners[c];this.typeCount_--}return b};
+goog.events.ListenerMap.prototype.getListeners=function(a,b){var c=this.listeners[a.toString()],d=[];if(c)for(var e=0;e<c.length;++e){var f=c[e];f.capture==b&&d.push(f)}return d};goog.events.ListenerMap.prototype.getListener=function(a,b,c,d){a=this.listeners[a.toString()];var e=-1;a&&(e=goog.events.ListenerMap.findListenerIndex_(a,b,c,d));return-1<e?a[e]:null};
+goog.events.ListenerMap.prototype.hasListener=function(a,b){var c=goog.isDef(a),d=c?a.toString():"",e=goog.isDef(b);return goog.object.some(this.listeners,function(a,g){for(var h=0;h<a.length;++h)if(!(c&&a[h].type!=d||e&&a[h].capture!=b))return!0;return!1})};goog.events.ListenerMap.findListenerIndex_=function(a,b,c,d){for(var e=0;e<a.length;++e){var f=a[e];if(!f.removed&&f.listener==b&&f.capture==!!c&&f.handler==d)return e}return-1};goog.events.LISTENER_MAP_PROP_="closure_lm_"+(1E6*Math.random()|0);goog.events.onString_="on";goog.events.onStringMap_={};goog.events.CaptureSimulationMode={OFF_AND_FAIL:0,OFF_AND_SILENT:1,ON:2};goog.events.CAPTURE_SIMULATION_MODE=2;goog.events.listenerCountEstimate_=0;
+goog.events.listen=function(a,b,c,d,e){if(goog.isArray(b)){for(var f=0;f<b.length;f++)goog.events.listen(a,b[f],c,d,e);return null}c=goog.events.wrapListener(c);return goog.events.Listenable.isImplementedBy(a)?a.listen(b,c,d,e):goog.events.listen_(a,b,c,!1,d,e)};
+goog.events.listen_=function(a,b,c,d,e,f){if(!b)throw Error("Invalid event type");var g=!!e;if(g&&!goog.events.BrowserFeature.HAS_W3C_EVENT_SUPPORT){if(goog.events.CAPTURE_SIMULATION_MODE==goog.events.CaptureSimulationMode.OFF_AND_FAIL)return goog.asserts.fail("Can not register capture listener in IE8-."),null;if(goog.events.CAPTURE_SIMULATION_MODE==goog.events.CaptureSimulationMode.OFF_AND_SILENT)return null}var h=goog.events.getListenerMap_(a);h||(a[goog.events.LISTENER_MAP_PROP_]=h=new goog.events.ListenerMap(a));
+c=h.add(b,c,d,e,f);if(c.proxy)return c;d=goog.events.getProxy();c.proxy=d;d.src=a;d.listener=c;if(a.addEventListener)a.addEventListener(b.toString(),d,g);else if(a.attachEvent)a.attachEvent(goog.events.getOnString_(b.toString()),d);else throw Error("addEventListener and attachEvent are unavailable.");goog.events.listenerCountEstimate_++;return c};
+goog.events.getProxy=function(){var a=goog.events.handleBrowserEvent_,b=goog.events.BrowserFeature.HAS_W3C_EVENT_SUPPORT?function(c){return a.call(b.src,b.listener,c)}:function(c){c=a.call(b.src,b.listener,c);if(!c)return c};return b};
+goog.events.listenOnce=function(a,b,c,d,e){if(goog.isArray(b)){for(var f=0;f<b.length;f++)goog.events.listenOnce(a,b[f],c,d,e);return null}c=goog.events.wrapListener(c);return goog.events.Listenable.isImplementedBy(a)?a.listenOnce(b,c,d,e):goog.events.listen_(a,b,c,!0,d,e)};goog.events.listenWithWrapper=function(a,b,c,d,e){b.listen(a,c,d,e)};
+goog.events.unlisten=function(a,b,c,d,e){if(goog.isArray(b)){for(var f=0;f<b.length;f++)goog.events.unlisten(a,b[f],c,d,e);return null}c=goog.events.wrapListener(c);if(goog.events.Listenable.isImplementedBy(a))return a.unlisten(b,c,d,e);if(!a)return!1;d=!!d;if(a=goog.events.getListenerMap_(a))if(b=a.getListener(b,c,d,e))return goog.events.unlistenByKey(b);return!1};
+goog.events.unlistenByKey=function(a){if(goog.isNumber(a)||!a||a.removed)return!1;var b=a.src;if(goog.events.Listenable.isImplementedBy(b))return b.unlistenByKey(a);var c=a.type,d=a.proxy;b.removeEventListener?b.removeEventListener(c,d,a.capture):b.detachEvent&&b.detachEvent(goog.events.getOnString_(c),d);goog.events.listenerCountEstimate_--;(c=goog.events.getListenerMap_(b))?(c.removeByKey(a),0==c.getTypeCount()&&(c.src=null,b[goog.events.LISTENER_MAP_PROP_]=null)):a.markAsRemoved();return!0};
+goog.events.unlistenWithWrapper=function(a,b,c,d,e){b.unlisten(a,c,d,e)};goog.events.removeAll=function(a,b){if(!a)return 0;if(goog.events.Listenable.isImplementedBy(a))return a.removeAllListeners(b);var c=goog.events.getListenerMap_(a);if(!c)return 0;var d=0,e=b&&b.toString(),f;for(f in c.listeners)if(!e||f==e)for(var g=c.listeners[f].concat(),h=0;h<g.length;++h)goog.events.unlistenByKey(g[h])&&++d;return d};
+goog.events.getListeners=function(a,b,c){return goog.events.Listenable.isImplementedBy(a)?a.getListeners(b,c):a?(a=goog.events.getListenerMap_(a))?a.getListeners(b,c):[]:[]};goog.events.getListener=function(a,b,c,d,e){c=goog.events.wrapListener(c);d=!!d;return goog.events.Listenable.isImplementedBy(a)?a.getListener(b,c,d,e):a?(a=goog.events.getListenerMap_(a))?a.getListener(b,c,d,e):null:null};
+goog.events.hasListener=function(a,b,c){if(goog.events.Listenable.isImplementedBy(a))return a.hasListener(b,c);a=goog.events.getListenerMap_(a);return!!a&&a.hasListener(b,c)};goog.events.expose=function(a){var b=[],c;for(c in a)a[c]&&a[c].id?b.push(c+" = "+a[c]+" ("+a[c].id+")"):b.push(c+" = "+a[c]);return b.join("\n")};goog.events.getOnString_=function(a){return a in goog.events.onStringMap_?goog.events.onStringMap_[a]:goog.events.onStringMap_[a]=goog.events.onString_+a};
+goog.events.fireListeners=function(a,b,c,d){return goog.events.Listenable.isImplementedBy(a)?a.fireListeners(b,c,d):goog.events.fireListeners_(a,b,c,d)};goog.events.fireListeners_=function(a,b,c,d){var e=!0;if(a=goog.events.getListenerMap_(a))if(b=a.listeners[b.toString()])for(b=b.concat(),a=0;a<b.length;a++){var f=b[a];f&&f.capture==c&&!f.removed&&(f=goog.events.fireListener(f,d),e=e&&!1!==f)}return e};
+goog.events.fireListener=function(a,b){var c=a.listener,d=a.handler||a.src;a.callOnce&&goog.events.unlistenByKey(a);return c.call(d,b)};goog.events.getTotalListenerCount=function(){return goog.events.listenerCountEstimate_};goog.events.dispatchEvent=function(a,b){goog.asserts.assert(goog.events.Listenable.isImplementedBy(a),"Can not use goog.events.dispatchEvent with non-goog.events.Listenable instance.");return a.dispatchEvent(b)};
+goog.events.protectBrowserEventEntryPoint=function(a){goog.events.handleBrowserEvent_=a.protectEntryPoint(goog.events.handleBrowserEvent_)};
+goog.events.handleBrowserEvent_=function(a,b){if(a.removed)return!0;if(!goog.events.BrowserFeature.HAS_W3C_EVENT_SUPPORT){var c=b||goog.getObjectByName("window.event"),d=new goog.events.BrowserEvent(c,this),e=!0;if(goog.events.CAPTURE_SIMULATION_MODE==goog.events.CaptureSimulationMode.ON){if(!goog.events.isMarkedIeEvent_(c)){goog.events.markIeEvent_(c);for(var c=[],f=d.currentTarget;f;f=f.parentNode)c.push(f);for(var f=a.type,g=c.length-1;!d.propagationStopped_&&0<=g;g--){d.currentTarget=c[g];var h=
+goog.events.fireListeners_(c[g],f,!0,d),e=e&&h}for(g=0;!d.propagationStopped_&&g<c.length;g++)d.currentTarget=c[g],h=goog.events.fireListeners_(c[g],f,!1,d),e=e&&h}}else e=goog.events.fireListener(a,d);return e}return goog.events.fireListener(a,new goog.events.BrowserEvent(b,this))};goog.events.markIeEvent_=function(a){var b=!1;if(0==a.keyCode)try{a.keyCode=-1;return}catch(c){b=!0}if(b||void 0==a.returnValue)a.returnValue=!0};goog.events.isMarkedIeEvent_=function(a){return 0>a.keyCode||void 0!=a.returnValue};
+goog.events.uniqueIdCounter_=0;goog.events.getUniqueId=function(a){return a+"_"+goog.events.uniqueIdCounter_++};goog.events.getListenerMap_=function(a){a=a[goog.events.LISTENER_MAP_PROP_];return a instanceof goog.events.ListenerMap?a:null};goog.events.LISTENER_WRAPPER_PROP_="__closure_events_fn_"+(1E9*Math.random()>>>0);
+goog.events.wrapListener=function(a){goog.asserts.assert(a,"Listener can not be null.");if(goog.isFunction(a))return a;goog.asserts.assert(a.handleEvent,"An object listener must have handleEvent method.");a[goog.events.LISTENER_WRAPPER_PROP_]||(a[goog.events.LISTENER_WRAPPER_PROP_]=function(b){return a.handleEvent(b)});return a[goog.events.LISTENER_WRAPPER_PROP_]};goog.debug.entryPointRegistry.register(function(a){goog.events.handleBrowserEvent_=a(goog.events.handleBrowserEvent_)});goog.Thenable=function(){};goog.Thenable.prototype.then=function(a,b,c){};goog.Thenable.IMPLEMENTED_BY_PROP="$goog_Thenable";goog.Thenable.addImplementation=function(a){goog.exportProperty(a.prototype,"then",a.prototype.then);COMPILED?a.prototype[goog.Thenable.IMPLEMENTED_BY_PROP]=!0:a.prototype.$goog_Thenable=!0};goog.Thenable.isImplementedBy=function(a){if(!a)return!1;try{return COMPILED?!!a[goog.Thenable.IMPLEMENTED_BY_PROP]:!!a.$goog_Thenable}catch(b){return!1}};goog.async={};goog.async.FreeList=function(a,b,c){this.limit_=c;this.create_=a;this.reset_=b;this.occupants_=0;this.head_=null};goog.async.FreeList.prototype.get=function(){var a;0<this.occupants_?(this.occupants_--,a=this.head_,this.head_=a.next,a.next=null):a=this.create_();return a};goog.async.FreeList.prototype.put=function(a){this.reset_(a);this.occupants_<this.limit_&&(this.occupants_++,a.next=this.head_,this.head_=a)};goog.async.FreeList.prototype.occupants=function(){return this.occupants_};goog.async.WorkQueue=function(){this.workTail_=this.workHead_=null};goog.async.WorkQueue.DEFAULT_MAX_UNUSED=100;goog.async.WorkQueue.freelist_=new goog.async.FreeList(function(){return new goog.async.WorkItem},function(a){a.reset()},goog.async.WorkQueue.DEFAULT_MAX_UNUSED);goog.async.WorkQueue.prototype.add=function(a,b){var c=this.getUnusedItem_();c.set(a,b);this.workTail_?this.workTail_.next=c:(goog.asserts.assert(!this.workHead_),this.workHead_=c);this.workTail_=c};
+goog.async.WorkQueue.prototype.remove=function(){var a=null;this.workHead_&&(a=this.workHead_,this.workHead_=this.workHead_.next,this.workHead_||(this.workTail_=null),a.next=null);return a};goog.async.WorkQueue.prototype.returnUnused=function(a){goog.async.WorkQueue.freelist_.put(a)};goog.async.WorkQueue.prototype.getUnusedItem_=function(){return goog.async.WorkQueue.freelist_.get()};goog.async.WorkItem=function(){this.next=this.scope=this.fn=null};
+goog.async.WorkItem.prototype.set=function(a,b){this.fn=a;this.scope=b;this.next=null};goog.async.WorkItem.prototype.reset=function(){this.next=this.scope=this.fn=null};goog.functions={};goog.functions.constant=function(a){return function(){return a}};goog.functions.FALSE=goog.functions.constant(!1);goog.functions.TRUE=goog.functions.constant(!0);goog.functions.NULL=goog.functions.constant(null);goog.functions.identity=function(a,b){return a};goog.functions.error=function(a){return function(){throw Error(a);}};goog.functions.fail=function(a){return function(){throw a;}};
+goog.functions.lock=function(a,b){b=b||0;return function(){return a.apply(this,Array.prototype.slice.call(arguments,0,b))}};goog.functions.nth=function(a){return function(){return arguments[a]}};goog.functions.withReturnValue=function(a,b){return goog.functions.sequence(a,goog.functions.constant(b))};goog.functions.equalTo=function(a,b){return function(c){return b?a==c:a===c}};
+goog.functions.compose=function(a,b){var c=arguments,d=c.length;return function(){var a;d&&(a=c[d-1].apply(this,arguments));for(var b=d-2;0<=b;b--)a=c[b].call(this,a);return a}};goog.functions.sequence=function(a){var b=arguments,c=b.length;return function(){for(var a,e=0;e<c;e++)a=b[e].apply(this,arguments);return a}};goog.functions.and=function(a){var b=arguments,c=b.length;return function(){for(var a=0;a<c;a++)if(!b[a].apply(this,arguments))return!1;return!0}};
+goog.functions.or=function(a){var b=arguments,c=b.length;return function(){for(var a=0;a<c;a++)if(b[a].apply(this,arguments))return!0;return!1}};goog.functions.not=function(a){return function(){return!a.apply(this,arguments)}};goog.functions.create=function(a,b){var c=function(){};c.prototype=a.prototype;c=new c;a.apply(c,Array.prototype.slice.call(arguments,1));return c};goog.functions.CACHE_RETURN_VALUE=!0;
+goog.functions.cacheReturnValue=function(a){var b=!1,c;return function(){if(!goog.functions.CACHE_RETURN_VALUE)return a();b||(c=a(),b=!0);return c}};goog.functions.once=function(a){var b=a;return function(){if(b){var a=b;b=null;a()}}};goog.async.throwException=function(a){goog.global.setTimeout(function(){throw a;},0)};
+goog.async.nextTick=function(a,b,c){var d=a;b&&(d=goog.bind(a,b));d=goog.async.nextTick.wrapCallback_(d);!goog.isFunction(goog.global.setImmediate)||!c&&goog.global.Window&&goog.global.Window.prototype&&goog.global.Window.prototype.setImmediate==goog.global.setImmediate?(goog.async.nextTick.setImmediate_||(goog.async.nextTick.setImmediate_=goog.async.nextTick.getSetImmediateEmulator_()),goog.async.nextTick.setImmediate_(d)):goog.global.setImmediate(d)};
+goog.async.nextTick.getSetImmediateEmulator_=function(){var a=goog.global.MessageChannel;"undefined"===typeof a&&"undefined"!==typeof window&&window.postMessage&&window.addEventListener&&!goog.labs.userAgent.engine.isPresto()&&(a=function(){var a=document.createElement(goog.dom.TagName.IFRAME);a.style.display="none";a.src="";document.documentElement.appendChild(a);var b=a.contentWindow,a=b.document;a.open();a.write("");a.close();var c="callImmediate"+Math.random(),d="file:"==b.location.protocol?"*":
+b.location.protocol+"//"+b.location.host,a=goog.bind(function(a){if(("*"==d||a.origin==d)&&a.data==c)this.port1.onmessage()},this);b.addEventListener("message",a,!1);this.port1={};this.port2={postMessage:function(){b.postMessage(c,d)}}});if("undefined"!==typeof a&&!goog.labs.userAgent.browser.isIE()){var b=new a,c={},d=c;b.port1.onmessage=function(){if(goog.isDef(c.next)){c=c.next;var a=c.cb;c.cb=null;a()}};return function(a){d.next={cb:a};d=d.next;b.port2.postMessage(0)}}return"undefined"!==typeof document&&
+"onreadystatechange"in document.createElement(goog.dom.TagName.SCRIPT)?function(a){var b=document.createElement(goog.dom.TagName.SCRIPT);b.onreadystatechange=function(){b.onreadystatechange=null;b.parentNode.removeChild(b);b=null;a();a=null};document.documentElement.appendChild(b)}:function(a){goog.global.setTimeout(a,0)}};goog.async.nextTick.wrapCallback_=goog.functions.identity;goog.debug.entryPointRegistry.register(function(a){goog.async.nextTick.wrapCallback_=a});goog.testing={};goog.testing.watchers={};goog.testing.watchers.resetWatchers_=[];goog.testing.watchers.signalClockReset=function(){for(var a=goog.testing.watchers.resetWatchers_,b=0;b<a.length;b++)goog.testing.watchers.resetWatchers_[b]()};goog.testing.watchers.watchClockReset=function(a){goog.testing.watchers.resetWatchers_.push(a)};goog.async.run=function(a,b){goog.async.run.schedule_||goog.async.run.initializeRunner_();goog.async.run.workQueueScheduled_||(goog.async.run.schedule_(),goog.async.run.workQueueScheduled_=!0);goog.async.run.workQueue_.add(a,b)};goog.async.run.initializeRunner_=function(){if(goog.global.Promise&&goog.global.Promise.resolve){var a=goog.global.Promise.resolve(void 0);goog.async.run.schedule_=function(){a.then(goog.async.run.processWorkQueue)}}else goog.async.run.schedule_=function(){goog.async.nextTick(goog.async.run.processWorkQueue)}};
+goog.async.run.forceNextTick=function(a){goog.async.run.schedule_=function(){goog.async.nextTick(goog.async.run.processWorkQueue);a&&a(goog.async.run.processWorkQueue)}};goog.async.run.workQueueScheduled_=!1;goog.async.run.workQueue_=new goog.async.WorkQueue;goog.DEBUG&&(goog.async.run.resetQueue_=function(){goog.async.run.workQueueScheduled_=!1;goog.async.run.workQueue_=new goog.async.WorkQueue},goog.testing.watchers.watchClockReset(goog.async.run.resetQueue_));
+goog.async.run.processWorkQueue=function(){for(var a=null;a=goog.async.run.workQueue_.remove();){try{a.fn.call(a.scope)}catch(b){goog.async.throwException(b)}goog.async.run.workQueue_.returnUnused(a)}goog.async.run.workQueueScheduled_=!1};goog.promise={};goog.promise.Resolver=function(){};goog.Promise=function(a,b){this.state_=goog.Promise.State_.PENDING;this.result_=void 0;this.callbackEntriesTail_=this.callbackEntries_=this.parent_=null;this.executing_=!1;0<goog.Promise.UNHANDLED_REJECTION_DELAY?this.unhandledRejectionId_=0:0==goog.Promise.UNHANDLED_REJECTION_DELAY&&(this.hadUnhandledRejection_=!1);goog.Promise.LONG_STACK_TRACES&&(this.stack_=[],this.addStackTrace_(Error("created")),this.currentStep_=0);if(a!=goog.nullFunction)try{var c=this;a.call(b,function(a){c.resolve_(goog.Promise.State_.FULFILLED,
+a)},function(a){if(goog.DEBUG&&!(a instanceof goog.Promise.CancellationError))try{if(a instanceof Error)throw a;throw Error("Promise rejected.");}catch(b){}c.resolve_(goog.Promise.State_.REJECTED,a)})}catch(d){this.resolve_(goog.Promise.State_.REJECTED,d)}};goog.Promise.LONG_STACK_TRACES=!1;goog.Promise.UNHANDLED_REJECTION_DELAY=0;goog.Promise.State_={PENDING:0,BLOCKED:1,FULFILLED:2,REJECTED:3};
+goog.Promise.CallbackEntry_=function(){this.next=this.context=this.onRejected=this.onFulfilled=this.child=null;this.always=!1};goog.Promise.CallbackEntry_.prototype.reset=function(){this.context=this.onRejected=this.onFulfilled=this.child=null;this.always=!1};goog.Promise.DEFAULT_MAX_UNUSED=100;goog.Promise.freelist_=new goog.async.FreeList(function(){return new goog.Promise.CallbackEntry_},function(a){a.reset()},goog.Promise.DEFAULT_MAX_UNUSED);
+goog.Promise.getCallbackEntry_=function(a,b,c){var d=goog.Promise.freelist_.get();d.onFulfilled=a;d.onRejected=b;d.context=c;return d};goog.Promise.returnEntry_=function(a){goog.Promise.freelist_.put(a)};goog.Promise.resolve=function(a){if(a instanceof goog.Promise)return a;var b=new goog.Promise(goog.nullFunction);b.resolve_(goog.Promise.State_.FULFILLED,a);return b};goog.Promise.reject=function(a){return new goog.Promise(function(b,c){c(a)})};
+goog.Promise.resolveThen_=function(a,b,c){goog.Promise.maybeThen_(a,b,c,null)||goog.async.run(goog.partial(b,a))};goog.Promise.race=function(a){return new goog.Promise(function(b,c){a.length||b(void 0);for(var d=0,e;d<a.length;d++)e=a[d],goog.Promise.resolveThen_(e,b,c)})};
+goog.Promise.all=function(a){return new goog.Promise(function(b,c){var d=a.length,e=[];if(d)for(var f=function(a,c){d--;e[a]=c;0==d&&b(e)},g=function(a){c(a)},h=0,k;h<a.length;h++)k=a[h],goog.Promise.resolveThen_(k,goog.partial(f,h),g);else b(e)})};
+goog.Promise.allSettled=function(a){return new goog.Promise(function(b,c){var d=a.length,e=[];if(d)for(var f=function(a,c,f){d--;e[a]=c?{fulfilled:!0,value:f}:{fulfilled:!1,reason:f};0==d&&b(e)},g=0,h;g<a.length;g++)h=a[g],goog.Promise.resolveThen_(h,goog.partial(f,g,!0),goog.partial(f,g,!1));else b(e)})};
+goog.Promise.firstFulfilled=function(a){return new goog.Promise(function(b,c){var d=a.length,e=[];if(d)for(var f=function(a){b(a)},g=function(a,b){d--;e[a]=b;0==d&&c(e)},h=0,k;h<a.length;h++)k=a[h],goog.Promise.resolveThen_(k,f,goog.partial(g,h));else b(void 0)})};goog.Promise.withResolver=function(){var a,b,c=new goog.Promise(function(c,e){a=c;b=e});return new goog.Promise.Resolver_(c,a,b)};
+goog.Promise.prototype.then=function(a,b,c){null!=a&&goog.asserts.assertFunction(a,"opt_onFulfilled should be a function.");null!=b&&goog.asserts.assertFunction(b,"opt_onRejected should be a function. Did you pass opt_context as the second argument instead of the third?");goog.Promise.LONG_STACK_TRACES&&this.addStackTrace_(Error("then"));return this.addChildPromise_(goog.isFunction(a)?a:null,goog.isFunction(b)?b:null,c)};goog.Thenable.addImplementation(goog.Promise);
+goog.Promise.prototype.thenVoid=function(a,b,c){null!=a&&goog.asserts.assertFunction(a,"opt_onFulfilled should be a function.");null!=b&&goog.asserts.assertFunction(b,"opt_onRejected should be a function. Did you pass opt_context as the second argument instead of the third?");goog.Promise.LONG_STACK_TRACES&&this.addStackTrace_(Error("then"));this.addCallbackEntry_(goog.Promise.getCallbackEntry_(a||goog.nullFunction,b||null,c))};
+goog.Promise.prototype.thenAlways=function(a,b){goog.Promise.LONG_STACK_TRACES&&this.addStackTrace_(Error("thenAlways"));var c=goog.Promise.getCallbackEntry_(a,a,b);c.always=!0;this.addCallbackEntry_(c);return this};goog.Promise.prototype.thenCatch=function(a,b){goog.Promise.LONG_STACK_TRACES&&this.addStackTrace_(Error("thenCatch"));return this.addChildPromise_(null,a,b)};
+goog.Promise.prototype.cancel=function(a){this.state_==goog.Promise.State_.PENDING&&goog.async.run(function(){var b=new goog.Promise.CancellationError(a);this.cancelInternal_(b)},this)};goog.Promise.prototype.cancelInternal_=function(a){this.state_==goog.Promise.State_.PENDING&&(this.parent_?(this.parent_.cancelChild_(this,a),this.parent_=null):this.resolve_(goog.Promise.State_.REJECTED,a))};
+goog.Promise.prototype.cancelChild_=function(a,b){if(this.callbackEntries_){for(var c=0,d=null,e=null,f=this.callbackEntries_;f&&(f.always||(c++,f.child==a&&(d=f),!(d&&1<c)));f=f.next)d||(e=f);d&&(this.state_==goog.Promise.State_.PENDING&&1==c?this.cancelInternal_(b):(e?this.removeEntryAfter_(e):this.popEntry_(),this.executeCallback_(d,goog.Promise.State_.REJECTED,b)))}};
+goog.Promise.prototype.addCallbackEntry_=function(a){this.hasEntry_()||this.state_!=goog.Promise.State_.FULFILLED&&this.state_!=goog.Promise.State_.REJECTED||this.scheduleCallbacks_();this.queueEntry_(a)};
+goog.Promise.prototype.addChildPromise_=function(a,b,c){var d=goog.Promise.getCallbackEntry_(null,null,null);d.child=new goog.Promise(function(e,f){d.onFulfilled=a?function(b){try{var d=a.call(c,b);e(d)}catch(k){f(k)}}:e;d.onRejected=b?function(a){try{var d=b.call(c,a);!goog.isDef(d)&&a instanceof goog.Promise.CancellationError?f(a):e(d)}catch(k){f(k)}}:f});d.child.parent_=this;this.addCallbackEntry_(d);return d.child};
+goog.Promise.prototype.unblockAndFulfill_=function(a){goog.asserts.assert(this.state_==goog.Promise.State_.BLOCKED);this.state_=goog.Promise.State_.PENDING;this.resolve_(goog.Promise.State_.FULFILLED,a)};goog.Promise.prototype.unblockAndReject_=function(a){goog.asserts.assert(this.state_==goog.Promise.State_.BLOCKED);this.state_=goog.Promise.State_.PENDING;this.resolve_(goog.Promise.State_.REJECTED,a)};
+goog.Promise.prototype.resolve_=function(a,b){this.state_==goog.Promise.State_.PENDING&&(this==b&&(a=goog.Promise.State_.REJECTED,b=new TypeError("Promise cannot resolve to itself")),this.state_=goog.Promise.State_.BLOCKED,goog.Promise.maybeThen_(b,this.unblockAndFulfill_,this.unblockAndReject_,this)||(this.result_=b,this.state_=a,this.parent_=null,this.scheduleCallbacks_(),a!=goog.Promise.State_.REJECTED||b instanceof goog.Promise.CancellationError||goog.Promise.addUnhandledRejection_(this,b)))};
+goog.Promise.maybeThen_=function(a,b,c,d){if(a instanceof goog.Promise)return a.thenVoid(b,c,d),!0;if(goog.Thenable.isImplementedBy(a))return a.then(b,c,d),!0;if(goog.isObject(a))try{var e=a.then;if(goog.isFunction(e))return goog.Promise.tryThen_(a,e,b,c,d),!0}catch(f){return c.call(d,f),!0}return!1};goog.Promise.tryThen_=function(a,b,c,d,e){var f=!1,g=function(a){f||(f=!0,c.call(e,a))},h=function(a){f||(f=!0,d.call(e,a))};try{b.call(a,g,h)}catch(k){h(k)}};
+goog.Promise.prototype.scheduleCallbacks_=function(){this.executing_||(this.executing_=!0,goog.async.run(this.executeCallbacks_,this))};goog.Promise.prototype.hasEntry_=function(){return!!this.callbackEntries_};goog.Promise.prototype.queueEntry_=function(a){goog.asserts.assert(null!=a.onFulfilled);this.callbackEntriesTail_?this.callbackEntriesTail_.next=a:this.callbackEntries_=a;this.callbackEntriesTail_=a};
+goog.Promise.prototype.popEntry_=function(){var a=null;this.callbackEntries_&&(a=this.callbackEntries_,this.callbackEntries_=a.next,a.next=null);this.callbackEntries_||(this.callbackEntriesTail_=null);null!=a&&goog.asserts.assert(null!=a.onFulfilled);return a};goog.Promise.prototype.removeEntryAfter_=function(a){goog.asserts.assert(this.callbackEntries_);goog.asserts.assert(null!=a);a.next==this.callbackEntriesTail_&&(this.callbackEntriesTail_=a);a.next=a.next.next};
+goog.Promise.prototype.executeCallbacks_=function(){for(var a=null;a=this.popEntry_();)goog.Promise.LONG_STACK_TRACES&&this.currentStep_++,this.executeCallback_(a,this.state_,this.result_);this.executing_=!1};
+goog.Promise.prototype.executeCallback_=function(a,b,c){b==goog.Promise.State_.REJECTED&&a.onRejected&&!a.always&&this.removeUnhandledRejection_();if(a.child)a.child.parent_=null,goog.Promise.invokeCallback_(a,b,c);else try{a.always?a.onFulfilled.call(a.context):goog.Promise.invokeCallback_(a,b,c)}catch(d){goog.Promise.handleRejection_.call(null,d)}goog.Promise.returnEntry_(a)};
+goog.Promise.invokeCallback_=function(a,b,c){b==goog.Promise.State_.FULFILLED?a.onFulfilled.call(a.context,c):a.onRejected&&a.onRejected.call(a.context,c)};goog.Promise.prototype.addStackTrace_=function(a){if(goog.Promise.LONG_STACK_TRACES&&goog.isString(a.stack)){var b=a.stack.split("\n",4)[3];a=a.message;a+=Array(11-a.length).join(" ");this.stack_.push(a+b)}};
+goog.Promise.prototype.appendLongStack_=function(a){if(goog.Promise.LONG_STACK_TRACES&&a&&goog.isString(a.stack)&&this.stack_.length){for(var b=["Promise trace:"],c=this;c;c=c.parent_){for(var d=this.currentStep_;0<=d;d--)b.push(c.stack_[d]);b.push("Value: ["+(c.state_==goog.Promise.State_.REJECTED?"REJECTED":"FULFILLED")+"] <"+String(c.result_)+">")}a.stack+="\n\n"+b.join("\n")}};
+goog.Promise.prototype.removeUnhandledRejection_=function(){if(0<goog.Promise.UNHANDLED_REJECTION_DELAY)for(var a=this;a&&a.unhandledRejectionId_;a=a.parent_)goog.global.clearTimeout(a.unhandledRejectionId_),a.unhandledRejectionId_=0;else if(0==goog.Promise.UNHANDLED_REJECTION_DELAY)for(a=this;a&&a.hadUnhandledRejection_;a=a.parent_)a.hadUnhandledRejection_=!1};
+goog.Promise.addUnhandledRejection_=function(a,b){0<goog.Promise.UNHANDLED_REJECTION_DELAY?a.unhandledRejectionId_=goog.global.setTimeout(function(){a.appendLongStack_(b);goog.Promise.handleRejection_.call(null,b)},goog.Promise.UNHANDLED_REJECTION_DELAY):0==goog.Promise.UNHANDLED_REJECTION_DELAY&&(a.hadUnhandledRejection_=!0,goog.async.run(function(){a.hadUnhandledRejection_&&(a.appendLongStack_(b),goog.Promise.handleRejection_.call(null,b))}))};goog.Promise.handleRejection_=goog.async.throwException;
+goog.Promise.setUnhandledRejectionHandler=function(a){goog.Promise.handleRejection_=a};goog.Promise.CancellationError=function(a){goog.debug.Error.call(this,a)};goog.inherits(goog.Promise.CancellationError,goog.debug.Error);goog.Promise.CancellationError.prototype.name="cancel";goog.Promise.Resolver_=function(a,b,c){this.promise=a;this.resolve=b;this.reject=c};goog.events.EventTarget=function(){goog.Disposable.call(this);this.eventTargetListeners_=new goog.events.ListenerMap(this);this.actualEventTarget_=this;this.parentEventTarget_=null};goog.inherits(goog.events.EventTarget,goog.Disposable);goog.events.Listenable.addImplementation(goog.events.EventTarget);goog.events.EventTarget.MAX_ANCESTORS_=1E3;goog.events.EventTarget.prototype.getParentEventTarget=function(){return this.parentEventTarget_};
+goog.events.EventTarget.prototype.setParentEventTarget=function(a){this.parentEventTarget_=a};goog.events.EventTarget.prototype.addEventListener=function(a,b,c,d){goog.events.listen(this,a,b,c,d)};goog.events.EventTarget.prototype.removeEventListener=function(a,b,c,d){goog.events.unlisten(this,a,b,c,d)};
+goog.events.EventTarget.prototype.dispatchEvent=function(a){this.assertInitialized_();var b,c=this.getParentEventTarget();if(c){b=[];for(var d=1;c;c=c.getParentEventTarget())b.push(c),goog.asserts.assert(++d<goog.events.EventTarget.MAX_ANCESTORS_,"infinite loop")}return goog.events.EventTarget.dispatchEventInternal_(this.actualEventTarget_,a,b)};
+goog.events.EventTarget.prototype.disposeInternal=function(){goog.events.EventTarget.superClass_.disposeInternal.call(this);this.removeAllListeners();this.parentEventTarget_=null};goog.events.EventTarget.prototype.listen=function(a,b,c,d){this.assertInitialized_();return this.eventTargetListeners_.add(String(a),b,!1,c,d)};goog.events.EventTarget.prototype.listenOnce=function(a,b,c,d){return this.eventTargetListeners_.add(String(a),b,!0,c,d)};
+goog.events.EventTarget.prototype.unlisten=function(a,b,c,d){return this.eventTargetListeners_.remove(String(a),b,c,d)};goog.events.EventTarget.prototype.unlistenByKey=function(a){return this.eventTargetListeners_.removeByKey(a)};goog.events.EventTarget.prototype.removeAllListeners=function(a){return this.eventTargetListeners_?this.eventTargetListeners_.removeAll(a):0};
+goog.events.EventTarget.prototype.fireListeners=function(a,b,c){a=this.eventTargetListeners_.listeners[String(a)];if(!a)return!0;a=a.concat();for(var d=!0,e=0;e<a.length;++e){var f=a[e];if(f&&!f.removed&&f.capture==b){var g=f.listener,h=f.handler||f.src;f.callOnce&&this.unlistenByKey(f);d=!1!==g.call(h,c)&&d}}return d&&0!=c.returnValue_};goog.events.EventTarget.prototype.getListeners=function(a,b){return this.eventTargetListeners_.getListeners(String(a),b)};
+goog.events.EventTarget.prototype.getListener=function(a,b,c,d){return this.eventTargetListeners_.getListener(String(a),b,c,d)};goog.events.EventTarget.prototype.hasListener=function(a,b){var c=goog.isDef(a)?String(a):void 0;return this.eventTargetListeners_.hasListener(c,b)};goog.events.EventTarget.prototype.setTargetForTesting=function(a){this.actualEventTarget_=a};goog.events.EventTarget.prototype.assertInitialized_=function(){goog.asserts.assert(this.eventTargetListeners_,"Event target is not initialized. Did you call the superclass (goog.events.EventTarget) constructor?")};
+goog.events.EventTarget.dispatchEventInternal_=function(a,b,c){var d=b.type||b;if(goog.isString(b))b=new goog.events.Event(b,a);else if(b instanceof goog.events.Event)b.target=b.target||a;else{var e=b;b=new goog.events.Event(d,a);goog.object.extend(b,e)}var e=!0,f;if(c)for(var g=c.length-1;!b.propagationStopped_&&0<=g;g--)f=b.currentTarget=c[g],e=f.fireListeners(d,!0,b)&&e;b.propagationStopped_||(f=b.currentTarget=a,e=f.fireListeners(d,!0,b)&&e,b.propagationStopped_||(e=f.fireListeners(d,!1,b)&&e));
+if(c)for(g=0;!b.propagationStopped_&&g<c.length;g++)f=b.currentTarget=c[g],e=f.fireListeners(d,!1,b)&&e;return e};goog.Timer=function(a,b){goog.events.EventTarget.call(this);this.interval_=a||1;this.timerObject_=b||goog.Timer.defaultTimerObject;this.boundTick_=goog.bind(this.tick_,this);this.last_=goog.now()};goog.inherits(goog.Timer,goog.events.EventTarget);goog.Timer.MAX_TIMEOUT_=2147483647;goog.Timer.INVALID_TIMEOUT_ID_=-1;goog.Timer.prototype.enabled=!1;goog.Timer.defaultTimerObject=goog.global;goog.Timer.intervalScale=.8;goog.Timer.prototype.timer_=null;goog.Timer.prototype.getInterval=function(){return this.interval_};
+goog.Timer.prototype.setInterval=function(a){this.interval_=a;this.timer_&&this.enabled?(this.stop(),this.start()):this.timer_&&this.stop()};
+goog.Timer.prototype.tick_=function(){if(this.enabled){var a=goog.now()-this.last_;0<a&&a<this.interval_*goog.Timer.intervalScale?this.timer_=this.timerObject_.setTimeout(this.boundTick_,this.interval_-a):(this.timer_&&(this.timerObject_.clearTimeout(this.timer_),this.timer_=null),this.dispatchTick(),this.enabled&&(this.timer_=this.timerObject_.setTimeout(this.boundTick_,this.interval_),this.last_=goog.now()))}};goog.Timer.prototype.dispatchTick=function(){this.dispatchEvent(goog.Timer.TICK)};
+goog.Timer.prototype.start=function(){this.enabled=!0;this.timer_||(this.timer_=this.timerObject_.setTimeout(this.boundTick_,this.interval_),this.last_=goog.now())};goog.Timer.prototype.stop=function(){this.enabled=!1;this.timer_&&(this.timerObject_.clearTimeout(this.timer_),this.timer_=null)};goog.Timer.prototype.disposeInternal=function(){goog.Timer.superClass_.disposeInternal.call(this);this.stop();delete this.timerObject_};goog.Timer.TICK="tick";
+goog.Timer.callOnce=function(a,b,c){if(goog.isFunction(a))c&&(a=goog.bind(a,c));else if(a&&"function"==typeof a.handleEvent)a=goog.bind(a.handleEvent,a);else throw Error("Invalid listener argument");return b>goog.Timer.MAX_TIMEOUT_?goog.Timer.INVALID_TIMEOUT_ID_:goog.Timer.defaultTimerObject.setTimeout(a,b||0)};goog.Timer.clear=function(a){goog.Timer.defaultTimerObject.clearTimeout(a)};
+goog.Timer.promise=function(a,b){var c=null;return(new goog.Promise(function(d,e){c=goog.Timer.callOnce(function(){d(b)},a);c==goog.Timer.INVALID_TIMEOUT_ID_&&e(Error("Failed to schedule timer."))})).thenCatch(function(a){goog.Timer.clear(c);throw a;})};goog.math.Box=function(a,b,c,d){this.top=a;this.right=b;this.bottom=c;this.left=d};goog.math.Box.boundingBox=function(a){for(var b=new goog.math.Box(arguments[0].y,arguments[0].x,arguments[0].y,arguments[0].x),c=1;c<arguments.length;c++){var d=arguments[c];b.top=Math.min(b.top,d.y);b.right=Math.max(b.right,d.x);b.bottom=Math.max(b.bottom,d.y);b.left=Math.min(b.left,d.x)}return b};goog.math.Box.prototype.getWidth=function(){return this.right-this.left};
+goog.math.Box.prototype.getHeight=function(){return this.bottom-this.top};goog.math.Box.prototype.clone=function(){return new goog.math.Box(this.top,this.right,this.bottom,this.left)};goog.DEBUG&&(goog.math.Box.prototype.toString=function(){return"("+this.top+"t, "+this.right+"r, "+this.bottom+"b, "+this.left+"l)"});goog.math.Box.prototype.contains=function(a){return goog.math.Box.contains(this,a)};
+goog.math.Box.prototype.expand=function(a,b,c,d){goog.isObject(a)?(this.top-=a.top,this.right+=a.right,this.bottom+=a.bottom,this.left-=a.left):(this.top-=a,this.right+=b,this.bottom+=c,this.left-=d);return this};goog.math.Box.prototype.expandToInclude=function(a){this.left=Math.min(this.left,a.left);this.top=Math.min(this.top,a.top);this.right=Math.max(this.right,a.right);this.bottom=Math.max(this.bottom,a.bottom)};
+goog.math.Box.equals=function(a,b){return a==b?!0:a&&b?a.top==b.top&&a.right==b.right&&a.bottom==b.bottom&&a.left==b.left:!1};goog.math.Box.contains=function(a,b){return a&&b?b instanceof goog.math.Box?b.left>=a.left&&b.right<=a.right&&b.top>=a.top&&b.bottom<=a.bottom:b.x>=a.left&&b.x<=a.right&&b.y>=a.top&&b.y<=a.bottom:!1};goog.math.Box.relativePositionX=function(a,b){return b.x<a.left?b.x-a.left:b.x>a.right?b.x-a.right:0};
+goog.math.Box.relativePositionY=function(a,b){return b.y<a.top?b.y-a.top:b.y>a.bottom?b.y-a.bottom:0};goog.math.Box.distance=function(a,b){var c=goog.math.Box.relativePositionX(a,b),d=goog.math.Box.relativePositionY(a,b);return Math.sqrt(c*c+d*d)};goog.math.Box.intersects=function(a,b){return a.left<=b.right&&b.left<=a.right&&a.top<=b.bottom&&b.top<=a.bottom};goog.math.Box.intersectsWithPadding=function(a,b,c){return a.left<=b.right+c&&b.left<=a.right+c&&a.top<=b.bottom+c&&b.top<=a.bottom+c};
 goog.math.Box.prototype.ceil=function(){this.top=Math.ceil(this.top);this.right=Math.ceil(this.right);this.bottom=Math.ceil(this.bottom);this.left=Math.ceil(this.left);return this};goog.math.Box.prototype.floor=function(){this.top=Math.floor(this.top);this.right=Math.floor(this.right);this.bottom=Math.floor(this.bottom);this.left=Math.floor(this.left);return this};
 goog.math.Box.prototype.round=function(){this.top=Math.round(this.top);this.right=Math.round(this.right);this.bottom=Math.round(this.bottom);this.left=Math.round(this.left);return this};goog.math.Box.prototype.translate=function(a,b){a instanceof goog.math.Coordinate?(this.left+=a.x,this.right+=a.x,this.top+=a.y,this.bottom+=a.y):(this.left+=a,this.right+=a,goog.isNumber(b)&&(this.top+=b,this.bottom+=b));return this};
-goog.math.Box.prototype.scale=function(a,b){var c=goog.isNumber(b)?b:a;this.left*=a;this.right*=a;this.top*=c;this.bottom*=c;return this};goog.math.Rect=function(a,b,c,d){this.left=a;this.top=b;this.width=c;this.height=d};goog.math.Rect.prototype.clone=function(){return new goog.math.Rect(this.left,this.top,this.width,this.height)};goog.math.Rect.prototype.toBox=function(){return new goog.math.Box(this.top,this.left+this.width,this.top+this.height,this.left)};goog.math.Rect.createFromBox=function(a){return new goog.math.Rect(a.left,a.top,a.right-a.left,a.bottom-a.top)};
-goog.DEBUG&&(goog.math.Rect.prototype.toString=function(){return"("+this.left+", "+this.top+" - "+this.width+"w x "+this.height+"h)"});goog.math.Rect.equals=function(a,b){return a==b?!0:a&&b?a.left==b.left&&a.width==b.width&&a.top==b.top&&a.height==b.height:!1};
+goog.math.Box.prototype.scale=function(a,b){var c=goog.isNumber(b)?b:a;this.left*=a;this.right*=a;this.top*=c;this.bottom*=c;return this};goog.math.Rect=function(a,b,c,d){this.left=a;this.top=b;this.width=c;this.height=d};goog.math.Rect.prototype.clone=function(){return new goog.math.Rect(this.left,this.top,this.width,this.height)};goog.math.Rect.prototype.toBox=function(){return new goog.math.Box(this.top,this.left+this.width,this.top+this.height,this.left)};goog.math.Rect.createFromPositionAndSize=function(a,b){return new goog.math.Rect(a.x,a.y,b.width,b.height)};
+goog.math.Rect.createFromBox=function(a){return new goog.math.Rect(a.left,a.top,a.right-a.left,a.bottom-a.top)};goog.DEBUG&&(goog.math.Rect.prototype.toString=function(){return"("+this.left+", "+this.top+" - "+this.width+"w x "+this.height+"h)"});goog.math.Rect.equals=function(a,b){return a==b?!0:a&&b?a.left==b.left&&a.width==b.width&&a.top==b.top&&a.height==b.height:!1};
 goog.math.Rect.prototype.intersection=function(a){var b=Math.max(this.left,a.left),c=Math.min(this.left+this.width,a.left+a.width);if(b<=c){var d=Math.max(this.top,a.top);a=Math.min(this.top+this.height,a.top+a.height);if(d<=a)return this.left=b,this.top=d,this.width=c-b,this.height=a-d,!0}return!1};
 goog.math.Rect.intersection=function(a,b){var c=Math.max(a.left,b.left),d=Math.min(a.left+a.width,b.left+b.width);if(c<=d){var e=Math.max(a.top,b.top),f=Math.min(a.top+a.height,b.top+b.height);if(e<=f)return new goog.math.Rect(c,e,d-c,f-e)}return null};goog.math.Rect.intersects=function(a,b){return a.left<=b.left+b.width&&b.left<=a.left+a.width&&a.top<=b.top+b.height&&b.top<=a.top+a.height};goog.math.Rect.prototype.intersects=function(a){return goog.math.Rect.intersects(this,a)};
 goog.math.Rect.difference=function(a,b){var c=goog.math.Rect.intersection(a,b);if(!c||!c.height||!c.width)return[a.clone()];var c=[],d=a.top,e=a.height,f=a.left+a.width,g=a.top+a.height,h=b.left+b.width,k=b.top+b.height;b.top>a.top&&(c.push(new goog.math.Rect(a.left,a.top,a.width,b.top-a.top)),d=b.top,e-=b.top-a.top);k<g&&(c.push(new goog.math.Rect(a.left,k,a.width,g-k)),e=k-d);b.left>a.left&&c.push(new goog.math.Rect(a.left,d,b.left-a.left,e));h<f&&c.push(new goog.math.Rect(h,d,f-h,e));return c};
@@ -235,28 +368,27 @@ goog.math.Rect.prototype.difference=function(a){return goog.math.Rect.difference
 goog.math.Rect.prototype.contains=function(a){return a instanceof goog.math.Rect?this.left<=a.left&&this.left+this.width>=a.left+a.width&&this.top<=a.top&&this.top+this.height>=a.top+a.height:a.x>=this.left&&a.x<=this.left+this.width&&a.y>=this.top&&a.y<=this.top+this.height};goog.math.Rect.prototype.squaredDistance=function(a){var b=a.x<this.left?this.left-a.x:Math.max(a.x-(this.left+this.width),0);a=a.y<this.top?this.top-a.y:Math.max(a.y-(this.top+this.height),0);return b*b+a*a};
 goog.math.Rect.prototype.distance=function(a){return Math.sqrt(this.squaredDistance(a))};goog.math.Rect.prototype.getSize=function(){return new goog.math.Size(this.width,this.height)};goog.math.Rect.prototype.getTopLeft=function(){return new goog.math.Coordinate(this.left,this.top)};goog.math.Rect.prototype.getCenter=function(){return new goog.math.Coordinate(this.left+this.width/2,this.top+this.height/2)};
 goog.math.Rect.prototype.getBottomRight=function(){return new goog.math.Coordinate(this.left+this.width,this.top+this.height)};goog.math.Rect.prototype.ceil=function(){this.left=Math.ceil(this.left);this.top=Math.ceil(this.top);this.width=Math.ceil(this.width);this.height=Math.ceil(this.height);return this};goog.math.Rect.prototype.floor=function(){this.left=Math.floor(this.left);this.top=Math.floor(this.top);this.width=Math.floor(this.width);this.height=Math.floor(this.height);return this};
-goog.math.Rect.prototype.round=function(){this.left=Math.round(this.left);this.top=Math.round(this.top);this.width=Math.round(this.width);this.height=Math.round(this.height);return this};goog.math.Rect.prototype.translate=function(a,b){a instanceof goog.math.Coordinate?(this.left+=a.x,this.top+=a.y):(this.left+=a,goog.isNumber(b)&&(this.top+=b));return this};goog.math.Rect.prototype.scale=function(a,b){var c=goog.isNumber(b)?b:a;this.left*=a;this.width*=a;this.top*=c;this.height*=c;return this};goog.style={};goog.style.GET_BOUNDING_CLIENT_RECT_ALWAYS_EXISTS=!1;goog.style.setStyle=function(a,b,c){goog.isString(b)?goog.style.setStyle_(a,c,b):goog.object.forEach(b,goog.partial(goog.style.setStyle_,a))};goog.style.setStyle_=function(a,b,c){(c=goog.style.getVendorJsStyleName_(a,c))&&(a.style[c]=b)};goog.style.getVendorJsStyleName_=function(a,b){var c=goog.string.toCamelCase(b);if(void 0===a.style[c]){var d=goog.dom.vendor.getVendorJsPrefix()+goog.string.toTitleCase(b);if(void 0!==a.style[d])return d}return c};
-goog.style.getVendorStyleName_=function(a,b){var c=goog.string.toCamelCase(b);return void 0===a.style[c]&&(c=goog.dom.vendor.getVendorJsPrefix()+goog.string.toTitleCase(b),void 0!==a.style[c])?goog.dom.vendor.getVendorPrefix()+"-"+b:b};goog.style.getStyle=function(a,b){var c=a.style[goog.string.toCamelCase(b)];return"undefined"!==typeof c?c:a.style[goog.style.getVendorJsStyleName_(a,b)]||""};
+goog.math.Rect.prototype.round=function(){this.left=Math.round(this.left);this.top=Math.round(this.top);this.width=Math.round(this.width);this.height=Math.round(this.height);return this};goog.math.Rect.prototype.translate=function(a,b){a instanceof goog.math.Coordinate?(this.left+=a.x,this.top+=a.y):(this.left+=a,goog.isNumber(b)&&(this.top+=b));return this};goog.math.Rect.prototype.scale=function(a,b){var c=goog.isNumber(b)?b:a;this.left*=a;this.width*=a;this.top*=c;this.height*=c;return this};goog.dom.vendor={};goog.dom.vendor.getVendorJsPrefix=function(){return goog.userAgent.WEBKIT?"Webkit":goog.userAgent.GECKO?"Moz":goog.userAgent.IE?"ms":goog.userAgent.OPERA?"O":null};goog.dom.vendor.getVendorPrefix=function(){return goog.userAgent.WEBKIT?"-webkit":goog.userAgent.GECKO?"-moz":goog.userAgent.IE?"-ms":goog.userAgent.OPERA?"-o":null};
+goog.dom.vendor.getPrefixedPropertyName=function(a,b){if(b&&a in b)return a;var c=goog.dom.vendor.getVendorJsPrefix();return c?(c=c.toLowerCase(),c+=goog.string.toTitleCase(a),!goog.isDef(b)||c in b?c:null):null};goog.dom.vendor.getPrefixedEventType=function(a){return((goog.dom.vendor.getVendorJsPrefix()||"")+a).toLowerCase()};goog.style={};goog.style.setStyle=function(a,b,c){if(goog.isString(b))goog.style.setStyle_(a,c,b);else for(var d in b)goog.style.setStyle_(a,b[d],d)};goog.style.setStyle_=function(a,b,c){(c=goog.style.getVendorJsStyleName_(a,c))&&(a.style[c]=b)};goog.style.styleNameCache_={};
+goog.style.getVendorJsStyleName_=function(a,b){var c=goog.style.styleNameCache_[b];if(!c){var d=goog.string.toCamelCase(b),c=d;void 0===a.style[d]&&(d=goog.dom.vendor.getVendorJsPrefix()+goog.string.toTitleCase(d),void 0!==a.style[d]&&(c=d));goog.style.styleNameCache_[b]=c}return c};
+goog.style.getVendorStyleName_=function(a,b){var c=goog.string.toCamelCase(b);return void 0===a.style[c]&&(c=goog.dom.vendor.getVendorJsPrefix()+goog.string.toTitleCase(c),void 0!==a.style[c])?goog.dom.vendor.getVendorPrefix()+"-"+b:b};goog.style.getStyle=function(a,b){var c=a.style[goog.string.toCamelCase(b)];return"undefined"!==typeof c?c:a.style[goog.style.getVendorJsStyleName_(a,b)]||""};
 goog.style.getComputedStyle=function(a,b){var c=goog.dom.getOwnerDocument(a);return c.defaultView&&c.defaultView.getComputedStyle&&(c=c.defaultView.getComputedStyle(a,null))?c[b]||c.getPropertyValue(b)||"":""};goog.style.getCascadedStyle=function(a,b){return a.currentStyle?a.currentStyle[b]:null};goog.style.getStyle_=function(a,b){return goog.style.getComputedStyle(a,b)||goog.style.getCascadedStyle(a,b)||a.style&&a.style[b]};
 goog.style.getComputedBoxSizing=function(a){return goog.style.getStyle_(a,"boxSizing")||goog.style.getStyle_(a,"MozBoxSizing")||goog.style.getStyle_(a,"WebkitBoxSizing")||null};goog.style.getComputedPosition=function(a){return goog.style.getStyle_(a,"position")};goog.style.getBackgroundColor=function(a){return goog.style.getStyle_(a,"backgroundColor")};goog.style.getComputedOverflowX=function(a){return goog.style.getStyle_(a,"overflowX")};
-goog.style.getComputedOverflowY=function(a){return goog.style.getStyle_(a,"overflowY")};goog.style.getComputedZIndex=function(a){return goog.style.getStyle_(a,"zIndex")};goog.style.getComputedTextAlign=function(a){return goog.style.getStyle_(a,"textAlign")};goog.style.getComputedCursor=function(a){return goog.style.getStyle_(a,"cursor")};
-goog.style.setPosition=function(a,b,c){var d,e=goog.userAgent.GECKO&&(goog.userAgent.MAC||goog.userAgent.X11)&&goog.userAgent.isVersionOrHigher("1.9");b instanceof goog.math.Coordinate?(d=b.x,b=b.y):(d=b,b=c);a.style.left=goog.style.getPixelStyleValue_(d,e);a.style.top=goog.style.getPixelStyleValue_(b,e)};goog.style.getPosition=function(a){return new goog.math.Coordinate(a.offsetLeft,a.offsetTop)};
+goog.style.getComputedOverflowY=function(a){return goog.style.getStyle_(a,"overflowY")};goog.style.getComputedZIndex=function(a){return goog.style.getStyle_(a,"zIndex")};goog.style.getComputedTextAlign=function(a){return goog.style.getStyle_(a,"textAlign")};goog.style.getComputedCursor=function(a){return goog.style.getStyle_(a,"cursor")};goog.style.getComputedTransform=function(a){var b=goog.style.getVendorStyleName_(a,"transform");return goog.style.getStyle_(a,b)||goog.style.getStyle_(a,"transform")};
+goog.style.setPosition=function(a,b,c){var d;b instanceof goog.math.Coordinate?(d=b.x,b=b.y):(d=b,b=c);a.style.left=goog.style.getPixelStyleValue_(d,!1);a.style.top=goog.style.getPixelStyleValue_(b,!1)};goog.style.getPosition=function(a){return new goog.math.Coordinate(a.offsetLeft,a.offsetTop)};
 goog.style.getClientViewportElement=function(a){a=a?goog.dom.getOwnerDocument(a):goog.dom.getDocument();return!goog.userAgent.IE||goog.userAgent.isDocumentModeOrHigher(9)||goog.dom.getDomHelper(a).isCss1CompatMode()?a.documentElement:a.body};goog.style.getViewportPageOffset=function(a){var b=a.body;a=a.documentElement;return new goog.math.Coordinate(b.scrollLeft||a.scrollLeft,b.scrollTop||a.scrollTop)};
 goog.style.getBoundingClientRect_=function(a){var b;try{b=a.getBoundingClientRect()}catch(c){return{left:0,top:0,right:0,bottom:0}}goog.userAgent.IE&&a.ownerDocument.body&&(a=a.ownerDocument,b.left-=a.documentElement.clientLeft+a.body.clientLeft,b.top-=a.documentElement.clientTop+a.body.clientTop);return b};
-goog.style.getOffsetParent=function(a){if(goog.userAgent.IE&&!goog.userAgent.isDocumentModeOrHigher(8))return a.offsetParent;var b=goog.dom.getOwnerDocument(a),c=goog.style.getStyle_(a,"position"),d="fixed"==c||"absolute"==c;for(a=a.parentNode;a&&a!=b;a=a.parentNode)if(c=goog.style.getStyle_(a,"position"),d=d&&"static"==c&&a!=b.documentElement&&a!=b.body,!d&&(a.scrollWidth>a.clientWidth||a.scrollHeight>a.clientHeight||"fixed"==c||"absolute"==c||"relative"==c))return a;return null};
-goog.style.getVisibleRectForElement=function(a){for(var b=new goog.math.Box(0,Infinity,Infinity,0),c=goog.dom.getDomHelper(a),d=c.getDocument().body,e=c.getDocument().documentElement,f=c.getDocumentScrollElement();a=goog.style.getOffsetParent(a);)if(!(goog.userAgent.IE&&0==a.clientWidth||goog.userAgent.WEBKIT&&0==a.clientHeight&&a==d||a==d||a==e||"visible"==goog.style.getStyle_(a,"overflow"))){var g=goog.style.getPageOffset(a),h=goog.style.getClientLeftTop(a);g.x+=h.x;g.y+=h.y;b.top=Math.max(b.top,
+goog.style.getOffsetParent=function(a){if(goog.userAgent.IE&&!goog.userAgent.isDocumentModeOrHigher(8))return a.offsetParent;var b=goog.dom.getOwnerDocument(a),c=goog.style.getStyle_(a,"position"),d="fixed"==c||"absolute"==c;for(a=a.parentNode;a&&a!=b;a=a.parentNode)if(a.nodeType==goog.dom.NodeType.DOCUMENT_FRAGMENT&&a.host&&(a=a.host),c=goog.style.getStyle_(a,"position"),d=d&&"static"==c&&a!=b.documentElement&&a!=b.body,!d&&(a.scrollWidth>a.clientWidth||a.scrollHeight>a.clientHeight||"fixed"==c||
+"absolute"==c||"relative"==c))return a;return null};
+goog.style.getVisibleRectForElement=function(a){for(var b=new goog.math.Box(0,Infinity,Infinity,0),c=goog.dom.getDomHelper(a),d=c.getDocument().body,e=c.getDocument().documentElement,f=c.getDocumentScrollElement();a=goog.style.getOffsetParent(a);)if(!(goog.userAgent.IE&&0==a.clientWidth||goog.userAgent.WEBKIT&&0==a.clientHeight&&a==d)&&a!=d&&a!=e&&"visible"!=goog.style.getStyle_(a,"overflow")){var g=goog.style.getPageOffset(a),h=goog.style.getClientLeftTop(a);g.x+=h.x;g.y+=h.y;b.top=Math.max(b.top,
 g.y);b.right=Math.min(b.right,g.x+a.clientWidth);b.bottom=Math.min(b.bottom,g.y+a.clientHeight);b.left=Math.max(b.left,g.x)}d=f.scrollLeft;f=f.scrollTop;b.left=Math.max(b.left,d);b.top=Math.max(b.top,f);c=c.getViewportSize();b.right=Math.min(b.right,d+c.width);b.bottom=Math.min(b.bottom,f+c.height);return 0<=b.top&&0<=b.left&&b.bottom>b.top&&b.right>b.left?b:null};
-goog.style.getContainerOffsetToScrollInto=function(a,b,c){var d=goog.style.getPageOffset(a),e=goog.style.getPageOffset(b),f=goog.style.getBorderBox(b),g=d.x-e.x-f.left,d=d.y-e.y-f.top,e=b.clientWidth-a.offsetWidth;a=b.clientHeight-a.offsetHeight;f=b.scrollLeft;b=b.scrollTop;c?(f+=g-e/2,b+=d-a/2):(f+=Math.min(g,Math.max(g-e,0)),b+=Math.min(d,Math.max(d-a,0)));return new goog.math.Coordinate(f,b)};
-goog.style.scrollIntoContainerView=function(a,b,c){a=goog.style.getContainerOffsetToScrollInto(a,b,c);b.scrollLeft=a.x;b.scrollTop=a.y};
-goog.style.getClientLeftTop=function(a){if(goog.userAgent.GECKO&&!goog.userAgent.isVersionOrHigher("1.9")){var b=parseFloat(goog.style.getComputedStyle(a,"borderLeftWidth"));if(goog.style.isRightToLeft(a))var c=a.offsetWidth-a.clientWidth-b-parseFloat(goog.style.getComputedStyle(a,"borderRightWidth")),b=b+c;return new goog.math.Coordinate(b,parseFloat(goog.style.getComputedStyle(a,"borderTopWidth")))}return new goog.math.Coordinate(a.clientLeft,a.clientTop)};
-goog.style.getPageOffset=function(a){var b,c=goog.dom.getOwnerDocument(a),d=goog.style.getStyle_(a,"position");goog.asserts.assertObject(a,"Parameter is required");var e=!goog.style.GET_BOUNDING_CLIENT_RECT_ALWAYS_EXISTS&&goog.userAgent.GECKO&&c.getBoxObjectFor&&!a.getBoundingClientRect&&"absolute"==d&&(b=c.getBoxObjectFor(a))&&(0>b.screenX||0>b.screenY),f=new goog.math.Coordinate(0,0),g=goog.style.getClientViewportElement(c);if(a==g)return f;if(goog.style.GET_BOUNDING_CLIENT_RECT_ALWAYS_EXISTS||
-a.getBoundingClientRect)b=goog.style.getBoundingClientRect_(a),a=goog.dom.getDomHelper(c).getDocumentScroll(),f.x=b.left+a.x,f.y=b.top+a.y;else if(c.getBoxObjectFor&&!e)b=c.getBoxObjectFor(a),a=c.getBoxObjectFor(g),f.x=b.screenX-a.screenX,f.y=b.screenY-a.screenY;else{b=a;do{f.x+=b.offsetLeft;f.y+=b.offsetTop;b!=a&&(f.x+=b.clientLeft||0,f.y+=b.clientTop||0);if(goog.userAgent.WEBKIT&&"fixed"==goog.style.getComputedPosition(b)){f.x+=c.body.scrollLeft;f.y+=c.body.scrollTop;break}b=b.offsetParent}while(b&&
-b!=a);if(goog.userAgent.OPERA||goog.userAgent.WEBKIT&&"absolute"==d)f.y-=c.body.offsetTop;for(b=a;(b=goog.style.getOffsetParent(b))&&b!=c.body&&b!=g;)f.x-=b.scrollLeft,goog.userAgent.OPERA&&"TR"==b.tagName||(f.y-=b.scrollTop)}return f};goog.style.getPageOffsetLeft=function(a){return goog.style.getPageOffset(a).x};goog.style.getPageOffsetTop=function(a){return goog.style.getPageOffset(a).y};
-goog.style.getFramedPageOffset=function(a,b){var c=new goog.math.Coordinate(0,0),d=goog.dom.getWindow(goog.dom.getOwnerDocument(a)),e=a;do{var f=d==b?goog.style.getPageOffset(e):goog.style.getClientPositionForElement_(goog.asserts.assert(e));c.x+=f.x;c.y+=f.y}while(d&&d!=b&&(e=d.frameElement)&&(d=d.parent));return c};
-goog.style.translateRectForAnotherFrame=function(a,b,c){if(b.getDocument()!=c.getDocument()){var d=b.getDocument().body;c=goog.style.getFramedPageOffset(d,c.getWindow());c=goog.math.Coordinate.difference(c,goog.style.getPageOffset(d));goog.userAgent.IE&&!b.isCss1CompatMode()&&(c=goog.math.Coordinate.difference(c,b.getDocumentScroll()));a.left+=c.x;a.top+=c.y}};
-goog.style.getRelativePosition=function(a,b){var c=goog.style.getClientPosition(a),d=goog.style.getClientPosition(b);return new goog.math.Coordinate(c.x-d.x,c.y-d.y)};
-goog.style.getClientPositionForElement_=function(a){var b;if(goog.style.GET_BOUNDING_CLIENT_RECT_ALWAYS_EXISTS||a.getBoundingClientRect)b=goog.style.getBoundingClientRect_(a),b=new goog.math.Coordinate(b.left,b.top);else{b=goog.dom.getDomHelper(a).getDocumentScroll();var c=goog.style.getPageOffset(a);b=new goog.math.Coordinate(c.x-b.x,c.y-b.y)}return goog.userAgent.GECKO&&!goog.userAgent.isVersionOrHigher(12)?goog.math.Coordinate.sum(b,goog.style.getCssTranslation(a)):b};
-goog.style.getClientPosition=function(a){goog.asserts.assert(a);if(a.nodeType==goog.dom.NodeType.ELEMENT)return goog.style.getClientPositionForElement_(a);var b=goog.isFunction(a.getBrowserEvent),c=a;a.targetTouches?c=a.targetTouches[0]:b&&a.getBrowserEvent().targetTouches&&(c=a.getBrowserEvent().targetTouches[0]);return new goog.math.Coordinate(c.clientX,c.clientY)};
+goog.style.getContainerOffsetToScrollInto=function(a,b,c){var d=goog.style.getPageOffset(a),e=goog.style.getPageOffset(b),f=goog.style.getBorderBox(b),g=d.x-e.x-f.left,d=d.y-e.y-f.top,h=b.clientWidth-a.offsetWidth;a=b.clientHeight-a.offsetHeight;var k=b.scrollLeft,l=b.scrollTop;if(b==goog.dom.getDocument().body||b==goog.dom.getDocument().documentElement)k=e.x+f.left,l=e.y+f.top,goog.userAgent.IE&&!goog.userAgent.isDocumentModeOrHigher(10)&&(k+=f.left,l+=f.top);c?(k+=g-h/2,l+=d-a/2):(k+=Math.min(g,
+Math.max(g-h,0)),l+=Math.min(d,Math.max(d-a,0)));return new goog.math.Coordinate(k,l)};goog.style.scrollIntoContainerView=function(a,b,c){a=goog.style.getContainerOffsetToScrollInto(a,b,c);b.scrollLeft=a.x;b.scrollTop=a.y};goog.style.getClientLeftTop=function(a){return new goog.math.Coordinate(a.clientLeft,a.clientTop)};
+goog.style.getPageOffset=function(a){var b=goog.dom.getOwnerDocument(a);goog.asserts.assertObject(a,"Parameter is required");var c=new goog.math.Coordinate(0,0),d=goog.style.getClientViewportElement(b);if(a==d)return c;a=goog.style.getBoundingClientRect_(a);b=goog.dom.getDomHelper(b).getDocumentScroll();c.x=a.left+b.x;c.y=a.top+b.y;return c};goog.style.getPageOffsetLeft=function(a){return goog.style.getPageOffset(a).x};goog.style.getPageOffsetTop=function(a){return goog.style.getPageOffset(a).y};
+goog.style.getFramedPageOffset=function(a,b){var c=new goog.math.Coordinate(0,0),d=goog.dom.getWindow(goog.dom.getOwnerDocument(a)),e=a;do{var f=d==b?goog.style.getPageOffset(e):goog.style.getClientPositionForElement_(goog.asserts.assert(e));c.x+=f.x;c.y+=f.y}while(d&&d!=b&&d!=d.parent&&(e=d.frameElement)&&(d=d.parent));return c};
+goog.style.translateRectForAnotherFrame=function(a,b,c){if(b.getDocument()!=c.getDocument()){var d=b.getDocument().body;c=goog.style.getFramedPageOffset(d,c.getWindow());c=goog.math.Coordinate.difference(c,goog.style.getPageOffset(d));!goog.userAgent.IE||goog.userAgent.isDocumentModeOrHigher(9)||b.isCss1CompatMode()||(c=goog.math.Coordinate.difference(c,b.getDocumentScroll()));a.left+=c.x;a.top+=c.y}};
+goog.style.getRelativePosition=function(a,b){var c=goog.style.getClientPosition(a),d=goog.style.getClientPosition(b);return new goog.math.Coordinate(c.x-d.x,c.y-d.y)};goog.style.getClientPositionForElement_=function(a){a=goog.style.getBoundingClientRect_(a);return new goog.math.Coordinate(a.left,a.top)};
+goog.style.getClientPosition=function(a){goog.asserts.assert(a);if(a.nodeType==goog.dom.NodeType.ELEMENT)return goog.style.getClientPositionForElement_(a);var b=goog.isFunction(a.getBrowserEvent),c=a;a.targetTouches&&a.targetTouches.length?c=a.targetTouches[0]:b&&a.getBrowserEvent().targetTouches&&a.getBrowserEvent().targetTouches.length&&(c=a.getBrowserEvent().targetTouches[0]);return new goog.math.Coordinate(c.clientX,c.clientY)};
 goog.style.setPageOffset=function(a,b,c){var d=goog.style.getPageOffset(a);b instanceof goog.math.Coordinate&&(c=b.y,b=b.x);goog.style.setPosition(a,a.offsetLeft+(b-d.x),a.offsetTop+(c-d.y))};goog.style.setSize=function(a,b,c){if(b instanceof goog.math.Size)c=b.height,b=b.width;else if(void 0==c)throw Error("missing height argument");goog.style.setWidth(a,b);goog.style.setHeight(a,c)};goog.style.getPixelStyleValue_=function(a,b){"number"==typeof a&&(a=(b?Math.round(a):a)+"px");return a};
 goog.style.setHeight=function(a,b){a.style.height=goog.style.getPixelStyleValue_(b,!0)};goog.style.setWidth=function(a,b){a.style.width=goog.style.getPixelStyleValue_(b,!0)};goog.style.getSize=function(a){return goog.style.evaluateWithTemporaryDisplay_(goog.style.getSizeWithDisplay_,a)};
 goog.style.evaluateWithTemporaryDisplay_=function(a,b){if("none"!=goog.style.getStyle_(b,"display"))return a(b);var c=b.style,d=c.display,e=c.visibility,f=c.position;c.visibility="hidden";c.position="absolute";c.display="inline";var g=a(b);c.display=d;c.position=f;c.visibility=e;return g};
@@ -265,160 +397,171 @@ goog.style.getBounds=function(a){var b=goog.style.getPageOffset(a);a=goog.style.
 goog.style.getOpacity=function(a){var b=a.style;a="";"opacity"in b?a=b.opacity:"MozOpacity"in b?a=b.MozOpacity:"filter"in b&&(b=b.filter.match(/alpha\(opacity=([\d.]+)\)/))&&(a=String(b[1]/100));return""==a?a:Number(a)};goog.style.setOpacity=function(a,b){var c=a.style;"opacity"in c?c.opacity=b:"MozOpacity"in c?c.MozOpacity=b:"filter"in c&&(c.filter=""===b?"":"alpha(opacity="+100*b+")")};
 goog.style.setTransparentBackgroundImage=function(a,b){var c=a.style;goog.userAgent.IE&&!goog.userAgent.isVersionOrHigher("8")?c.filter='progid:DXImageTransform.Microsoft.AlphaImageLoader(src="'+b+'", sizingMethod="crop")':(c.backgroundImage="url("+b+")",c.backgroundPosition="top left",c.backgroundRepeat="no-repeat")};goog.style.clearTransparentBackgroundImage=function(a){a=a.style;"filter"in a?a.filter="":a.backgroundImage="none"};
 goog.style.showElement=function(a,b){goog.style.setElementShown(a,b)};goog.style.setElementShown=function(a,b){a.style.display=b?"":"none"};goog.style.isElementShown=function(a){return"none"!=a.style.display};
-goog.style.installStyles=function(a,b){var c=goog.dom.getDomHelper(b),d=null,e=c.getDocument();goog.userAgent.IE&&e.createStyleSheet?(d=e.createStyleSheet(),goog.style.setStyles(d,a)):(e=c.getElementsByTagNameAndClass("head")[0],e||(d=c.getElementsByTagNameAndClass("body")[0],e=c.createDom("head"),d.parentNode.insertBefore(e,d)),d=c.createDom("style"),goog.style.setStyles(d,a),c.appendChild(e,d));return d};goog.style.uninstallStyles=function(a){goog.dom.removeNode(a.ownerNode||a.owningElement||a)};
-goog.style.setStyles=function(a,b){goog.userAgent.IE&&goog.isDef(a.cssText)?a.cssText=b:a.innerHTML=b};goog.style.setPreWrap=function(a){a=a.style;goog.userAgent.IE&&!goog.userAgent.isVersionOrHigher("8")?(a.whiteSpace="pre",a.wordWrap="break-word"):a.whiteSpace=goog.userAgent.GECKO?"-moz-pre-wrap":"pre-wrap"};
-goog.style.setInlineBlock=function(a){a=a.style;a.position="relative";goog.userAgent.IE&&!goog.userAgent.isVersionOrHigher("8")?(a.zoom="1",a.display="inline"):a.display=goog.userAgent.GECKO?goog.userAgent.isVersionOrHigher("1.9a")?"inline-block":"-moz-inline-box":"inline-block"};goog.style.isRightToLeft=function(a){return"rtl"==goog.style.getStyle_(a,"direction")};goog.style.unselectableStyle_=goog.userAgent.GECKO?"MozUserSelect":goog.userAgent.WEBKIT?"WebkitUserSelect":null;
+goog.style.installStyles=function(a,b){var c=goog.dom.getDomHelper(b),d=null,e=c.getDocument();goog.userAgent.IE&&e.createStyleSheet?(d=e.createStyleSheet(),goog.style.setStyles(d,a)):(e=c.getElementsByTagNameAndClass(goog.dom.TagName.HEAD)[0],e||(d=c.getElementsByTagNameAndClass(goog.dom.TagName.BODY)[0],e=c.createDom(goog.dom.TagName.HEAD),d.parentNode.insertBefore(e,d)),d=c.createDom(goog.dom.TagName.STYLE),goog.style.setStyles(d,a),c.appendChild(e,d));return d};
+goog.style.uninstallStyles=function(a){goog.dom.removeNode(a.ownerNode||a.owningElement||a)};goog.style.setStyles=function(a,b){goog.userAgent.IE&&goog.isDef(a.cssText)?a.cssText=b:a.innerHTML=b};goog.style.setPreWrap=function(a){a=a.style;goog.userAgent.IE&&!goog.userAgent.isVersionOrHigher("8")?(a.whiteSpace="pre",a.wordWrap="break-word"):a.whiteSpace=goog.userAgent.GECKO?"-moz-pre-wrap":"pre-wrap"};
+goog.style.setInlineBlock=function(a){a=a.style;a.position="relative";goog.userAgent.IE&&!goog.userAgent.isVersionOrHigher("8")?(a.zoom="1",a.display="inline"):a.display="inline-block"};goog.style.isRightToLeft=function(a){return"rtl"==goog.style.getStyle_(a,"direction")};goog.style.unselectableStyle_=goog.userAgent.GECKO?"MozUserSelect":goog.userAgent.WEBKIT?"WebkitUserSelect":null;
 goog.style.isUnselectable=function(a){return goog.style.unselectableStyle_?"none"==a.style[goog.style.unselectableStyle_].toLowerCase():goog.userAgent.IE||goog.userAgent.OPERA?"on"==a.getAttribute("unselectable"):!1};
-goog.style.setUnselectable=function(a,b,c){c=c?null:a.getElementsByTagName("*");var d=goog.style.unselectableStyle_;if(d){if(b=b?"none":"",a.style[d]=b,c){a=0;for(var e;e=c[a];a++)e.style[d]=b}}else if(goog.userAgent.IE||goog.userAgent.OPERA)if(b=b?"on":"",a.setAttribute("unselectable",b),c)for(a=0;e=c[a];a++)e.setAttribute("unselectable",b)};goog.style.getBorderBoxSize=function(a){return new goog.math.Size(a.offsetWidth,a.offsetHeight)};
-goog.style.setBorderBoxSize=function(a,b){var c=goog.dom.getOwnerDocument(a),d=goog.dom.getDomHelper(c).isCss1CompatMode();if(!goog.userAgent.IE||d&&goog.userAgent.isVersionOrHigher("8"))goog.style.setBoxSizingSize_(a,b,"border-box");else if(c=a.style,d){var d=goog.style.getPaddingBox(a),e=goog.style.getBorderBox(a);c.pixelWidth=b.width-e.left-d.left-d.right-e.right;c.pixelHeight=b.height-e.top-d.top-d.bottom-e.bottom}else c.pixelWidth=b.width,c.pixelHeight=b.height};
+goog.style.setUnselectable=function(a,b,c){c=c?null:a.getElementsByTagName("*");var d=goog.style.unselectableStyle_;if(d){if(b=b?"none":"",a.style&&(a.style[d]=b),c){a=0;for(var e;e=c[a];a++)e.style&&(e.style[d]=b)}}else if(goog.userAgent.IE||goog.userAgent.OPERA)if(b=b?"on":"",a.setAttribute("unselectable",b),c)for(a=0;e=c[a];a++)e.setAttribute("unselectable",b)};goog.style.getBorderBoxSize=function(a){return new goog.math.Size(a.offsetWidth,a.offsetHeight)};
+goog.style.setBorderBoxSize=function(a,b){var c=goog.dom.getOwnerDocument(a),d=goog.dom.getDomHelper(c).isCss1CompatMode();if(!goog.userAgent.IE||goog.userAgent.isVersionOrHigher("10")||d&&goog.userAgent.isVersionOrHigher("8"))goog.style.setBoxSizingSize_(a,b,"border-box");else if(c=a.style,d){var d=goog.style.getPaddingBox(a),e=goog.style.getBorderBox(a);c.pixelWidth=b.width-e.left-d.left-d.right-e.right;c.pixelHeight=b.height-e.top-d.top-d.bottom-e.bottom}else c.pixelWidth=b.width,c.pixelHeight=
+b.height};
 goog.style.getContentBoxSize=function(a){var b=goog.dom.getOwnerDocument(a),c=goog.userAgent.IE&&a.currentStyle;if(c&&goog.dom.getDomHelper(b).isCss1CompatMode()&&"auto"!=c.width&&"auto"!=c.height&&!c.boxSizing)return b=goog.style.getIePixelValue_(a,c.width,"width","pixelWidth"),a=goog.style.getIePixelValue_(a,c.height,"height","pixelHeight"),new goog.math.Size(b,a);c=goog.style.getBorderBoxSize(a);b=goog.style.getPaddingBox(a);a=goog.style.getBorderBox(a);return new goog.math.Size(c.width-a.left-
 b.left-b.right-a.right,c.height-a.top-b.top-b.bottom-a.bottom)};
-goog.style.setContentBoxSize=function(a,b){var c=goog.dom.getOwnerDocument(a),d=goog.dom.getDomHelper(c).isCss1CompatMode();if(!goog.userAgent.IE||d&&goog.userAgent.isVersionOrHigher("8"))goog.style.setBoxSizingSize_(a,b,"content-box");else if(c=a.style,d)c.pixelWidth=b.width,c.pixelHeight=b.height;else{var d=goog.style.getPaddingBox(a),e=goog.style.getBorderBox(a);c.pixelWidth=b.width+e.left+d.left+d.right+e.right;c.pixelHeight=b.height+e.top+d.top+d.bottom+e.bottom}};
-goog.style.setBoxSizingSize_=function(a,b,c){a=a.style;goog.userAgent.GECKO?a.MozBoxSizing=c:goog.userAgent.WEBKIT?a.WebkitBoxSizing=c:a.boxSizing=c;a.width=Math.max(b.width,0)+"px";a.height=Math.max(b.height,0)+"px"};goog.style.getIePixelValue_=function(a,b,c,d){if(/^\d+px?$/.test(b))return parseInt(b,10);var e=a.style[c],f=a.runtimeStyle[c];a.runtimeStyle[c]=a.currentStyle[c];a.style[c]=b;b=a.style[d];a.style[c]=e;a.runtimeStyle[c]=f;return b};
+goog.style.setContentBoxSize=function(a,b){var c=goog.dom.getOwnerDocument(a),d=goog.dom.getDomHelper(c).isCss1CompatMode();if(!goog.userAgent.IE||goog.userAgent.isVersionOrHigher("10")||d&&goog.userAgent.isVersionOrHigher("8"))goog.style.setBoxSizingSize_(a,b,"content-box");else if(c=a.style,d)c.pixelWidth=b.width,c.pixelHeight=b.height;else{var d=goog.style.getPaddingBox(a),e=goog.style.getBorderBox(a);c.pixelWidth=b.width+e.left+d.left+d.right+e.right;c.pixelHeight=b.height+e.top+d.top+d.bottom+
+e.bottom}};goog.style.setBoxSizingSize_=function(a,b,c){a=a.style;goog.userAgent.GECKO?a.MozBoxSizing=c:goog.userAgent.WEBKIT?a.WebkitBoxSizing=c:a.boxSizing=c;a.width=Math.max(b.width,0)+"px";a.height=Math.max(b.height,0)+"px"};goog.style.getIePixelValue_=function(a,b,c,d){if(/^\d+px?$/.test(b))return parseInt(b,10);var e=a.style[c],f=a.runtimeStyle[c];a.runtimeStyle[c]=a.currentStyle[c];a.style[c]=b;b=a.style[d];a.style[c]=e;a.runtimeStyle[c]=f;return b};
 goog.style.getIePixelDistance_=function(a,b){var c=goog.style.getCascadedStyle(a,b);return c?goog.style.getIePixelValue_(a,c,"left","pixelLeft"):0};
 goog.style.getBox_=function(a,b){if(goog.userAgent.IE){var c=goog.style.getIePixelDistance_(a,b+"Left"),d=goog.style.getIePixelDistance_(a,b+"Right"),e=goog.style.getIePixelDistance_(a,b+"Top"),f=goog.style.getIePixelDistance_(a,b+"Bottom");return new goog.math.Box(e,d,f,c)}c=goog.style.getComputedStyle(a,b+"Left");d=goog.style.getComputedStyle(a,b+"Right");e=goog.style.getComputedStyle(a,b+"Top");f=goog.style.getComputedStyle(a,b+"Bottom");return new goog.math.Box(parseFloat(e),parseFloat(d),parseFloat(f),
 parseFloat(c))};goog.style.getPaddingBox=function(a){return goog.style.getBox_(a,"padding")};goog.style.getMarginBox=function(a){return goog.style.getBox_(a,"margin")};goog.style.ieBorderWidthKeywords_={thin:2,medium:4,thick:6};
 goog.style.getIePixelBorder_=function(a,b){if("none"==goog.style.getCascadedStyle(a,b+"Style"))return 0;var c=goog.style.getCascadedStyle(a,b+"Width");return c in goog.style.ieBorderWidthKeywords_?goog.style.ieBorderWidthKeywords_[c]:goog.style.getIePixelValue_(a,c,"left","pixelLeft")};
 goog.style.getBorderBox=function(a){if(goog.userAgent.IE&&!goog.userAgent.isDocumentModeOrHigher(9)){var b=goog.style.getIePixelBorder_(a,"borderLeft"),c=goog.style.getIePixelBorder_(a,"borderRight"),d=goog.style.getIePixelBorder_(a,"borderTop");a=goog.style.getIePixelBorder_(a,"borderBottom");return new goog.math.Box(d,c,a,b)}b=goog.style.getComputedStyle(a,"borderLeftWidth");c=goog.style.getComputedStyle(a,"borderRightWidth");d=goog.style.getComputedStyle(a,"borderTopWidth");a=goog.style.getComputedStyle(a,
-"borderBottomWidth");return new goog.math.Box(parseFloat(d),parseFloat(c),parseFloat(a),parseFloat(b))};goog.style.getFontFamily=function(a){var b=goog.dom.getOwnerDocument(a),c="";if(b.body.createTextRange){b=b.body.createTextRange();b.moveToElementText(a);try{c=b.queryCommandValue("FontName")}catch(d){c=""}}c||(c=goog.style.getStyle_(a,"fontFamily"));a=c.split(",");1<a.length&&(c=a[0]);return goog.string.stripQuotes(c,"\"'")};goog.style.lengthUnitRegex_=/[^\d]+$/;
+"borderBottomWidth");return new goog.math.Box(parseFloat(d),parseFloat(c),parseFloat(a),parseFloat(b))};goog.style.getFontFamily=function(a){var b=goog.dom.getOwnerDocument(a),c="";if(b.body.createTextRange&&goog.dom.contains(b,a)){b=b.body.createTextRange();b.moveToElementText(a);try{c=b.queryCommandValue("FontName")}catch(d){c=""}}c||(c=goog.style.getStyle_(a,"fontFamily"));a=c.split(",");1<a.length&&(c=a[0]);return goog.string.stripQuotes(c,"\"'")};goog.style.lengthUnitRegex_=/[^\d]+$/;
 goog.style.getLengthUnits=function(a){return(a=a.match(goog.style.lengthUnitRegex_))&&a[0]||null};goog.style.ABSOLUTE_CSS_LENGTH_UNITS_={cm:1,"in":1,mm:1,pc:1,pt:1};goog.style.CONVERTIBLE_RELATIVE_CSS_UNITS_={em:1,ex:1};
 goog.style.getFontSize=function(a){var b=goog.style.getStyle_(a,"fontSize"),c=goog.style.getLengthUnits(b);if(b&&"px"==c)return parseInt(b,10);if(goog.userAgent.IE){if(c in goog.style.ABSOLUTE_CSS_LENGTH_UNITS_)return goog.style.getIePixelValue_(a,b,"left","pixelLeft");if(a.parentNode&&a.parentNode.nodeType==goog.dom.NodeType.ELEMENT&&c in goog.style.CONVERTIBLE_RELATIVE_CSS_UNITS_)return a=a.parentNode,c=goog.style.getStyle_(a,"fontSize"),goog.style.getIePixelValue_(a,b==c?"1em":b,"left","pixelLeft")}c=
-goog.dom.createDom("span",{style:"visibility:hidden;position:absolute;line-height:0;padding:0;margin:0;border:0;height:1em;"});goog.dom.appendChild(a,c);b=c.offsetHeight;goog.dom.removeNode(c);return b};goog.style.parseStyleAttribute=function(a){var b={};goog.array.forEach(a.split(/\s*;\s*/),function(a){a=a.split(/\s*:\s*/);2==a.length&&(b[goog.string.toCamelCase(a[0].toLowerCase())]=a[1])});return b};
+goog.dom.createDom(goog.dom.TagName.SPAN,{style:"visibility:hidden;position:absolute;line-height:0;padding:0;margin:0;border:0;height:1em;"});goog.dom.appendChild(a,c);b=c.offsetHeight;goog.dom.removeNode(c);return b};goog.style.parseStyleAttribute=function(a){var b={};goog.array.forEach(a.split(/\s*;\s*/),function(a){a=a.split(/\s*:\s*/);2==a.length&&(b[goog.string.toCamelCase(a[0].toLowerCase())]=a[1])});return b};
 goog.style.toStyleAttribute=function(a){var b=[];goog.object.forEach(a,function(a,d){b.push(goog.string.toSelectorCase(d),":",a,";")});return b.join("")};goog.style.setFloat=function(a,b){a.style[goog.userAgent.IE?"styleFloat":"cssFloat"]=b};goog.style.getFloat=function(a){return a.style[goog.userAgent.IE?"styleFloat":"cssFloat"]||""};
-goog.style.getScrollbarWidth=function(a){var b=goog.dom.createElement("div");a&&(b.className=a);b.style.cssText="overflow:auto;position:absolute;top:0;width:100px;height:100px";a=goog.dom.createElement("div");goog.style.setSize(a,"200px","200px");b.appendChild(a);goog.dom.appendChild(goog.dom.getDocument().body,b);a=b.offsetWidth-b.clientWidth;goog.dom.removeNode(b);return a};goog.style.MATRIX_TRANSLATION_REGEX_=/matrix\([0-9\.\-]+, [0-9\.\-]+, [0-9\.\-]+, [0-9\.\-]+, ([0-9\.\-]+)p?x?, ([0-9\.\-]+)p?x?\)/;
-goog.style.getCssTranslation=function(a){var b;goog.userAgent.IE?b="-ms-transform":goog.userAgent.WEBKIT?b="-webkit-transform":goog.userAgent.OPERA?b="-o-transform":goog.userAgent.GECKO&&(b="-moz-transform");var c;b&&(c=goog.style.getStyle_(a,b));c||(c=goog.style.getStyle_(a,"transform"));return c?(a=c.match(goog.style.MATRIX_TRANSLATION_REGEX_))?new goog.math.Coordinate(parseFloat(a[1]),parseFloat(a[2])):new goog.math.Coordinate(0,0):new goog.math.Coordinate(0,0)};goog.events.EventHandler=function(a){goog.Disposable.call(this);this.handler_=a;this.keys_={}};goog.inherits(goog.events.EventHandler,goog.Disposable);goog.events.EventHandler.typeArray_=[];goog.events.EventHandler.prototype.listen=function(a,b,c,d,e){return this.listen_(a,b,c,d,e)};goog.events.EventHandler.prototype.listenWithScope=function(a,b,c,d,e){return this.listen_(a,b,c,d,e)};
-goog.events.EventHandler.prototype.listen_=function(a,b,c,d,e){goog.isArray(b)||(goog.events.EventHandler.typeArray_[0]=b,b=goog.events.EventHandler.typeArray_);for(var f=0;f<b.length;f++){var g=goog.events.listen(a,b[f],c||this.handleEvent,d||!1,e||this.handler_||this);if(!g)break;this.keys_[g.key]=g}return this};goog.events.EventHandler.prototype.listenOnce=function(a,b,c,d,e){return this.listenOnce_(a,b,c,d,e)};
-goog.events.EventHandler.prototype.listenOnceWithScope=function(a,b,c,d,e){return this.listenOnce_(a,b,c,d,e)};goog.events.EventHandler.prototype.listenOnce_=function(a,b,c,d,e){if(goog.isArray(b))for(var f=0;f<b.length;f++)this.listenOnce(a,b[f],c,d,e);else{a=goog.events.listenOnce(a,b,c||this.handleEvent,d,e||this.handler_||this);if(!a)return this;this.keys_[a.key]=a}return this};goog.events.EventHandler.prototype.listenWithWrapper=function(a,b,c,d,e){return this.listenWithWrapper_(a,b,c,d,e)};
+goog.style.getScrollbarWidth=function(a){var b=goog.dom.createElement(goog.dom.TagName.DIV);a&&(b.className=a);b.style.cssText="overflow:auto;position:absolute;top:0;width:100px;height:100px";a=goog.dom.createElement(goog.dom.TagName.DIV);goog.style.setSize(a,"200px","200px");b.appendChild(a);goog.dom.appendChild(goog.dom.getDocument().body,b);a=b.offsetWidth-b.clientWidth;goog.dom.removeNode(b);return a};goog.style.MATRIX_TRANSLATION_REGEX_=/matrix\([0-9\.\-]+, [0-9\.\-]+, [0-9\.\-]+, [0-9\.\-]+, ([0-9\.\-]+)p?x?, ([0-9\.\-]+)p?x?\)/;
+goog.style.getCssTranslation=function(a){a=goog.style.getComputedTransform(a);return a?(a=a.match(goog.style.MATRIX_TRANSLATION_REGEX_))?new goog.math.Coordinate(parseFloat(a[1]),parseFloat(a[2])):new goog.math.Coordinate(0,0):new goog.math.Coordinate(0,0)};goog.events.EventHandler=function(a){goog.Disposable.call(this);this.handler_=a;this.keys_={}};goog.inherits(goog.events.EventHandler,goog.Disposable);goog.events.EventHandler.typeArray_=[];goog.events.EventHandler.prototype.listen=function(a,b,c,d){return this.listen_(a,b,c,d)};goog.events.EventHandler.prototype.listenWithScope=function(a,b,c,d,e){return this.listen_(a,b,c,d,e)};
+goog.events.EventHandler.prototype.listen_=function(a,b,c,d,e){goog.isArray(b)||(b&&(goog.events.EventHandler.typeArray_[0]=b.toString()),b=goog.events.EventHandler.typeArray_);for(var f=0;f<b.length;f++){var g=goog.events.listen(a,b[f],c||this.handleEvent,d||!1,e||this.handler_||this);if(!g)break;this.keys_[g.key]=g}return this};goog.events.EventHandler.prototype.listenOnce=function(a,b,c,d){return this.listenOnce_(a,b,c,d)};
+goog.events.EventHandler.prototype.listenOnceWithScope=function(a,b,c,d,e){return this.listenOnce_(a,b,c,d,e)};goog.events.EventHandler.prototype.listenOnce_=function(a,b,c,d,e){if(goog.isArray(b))for(var f=0;f<b.length;f++)this.listenOnce_(a,b[f],c,d,e);else{a=goog.events.listenOnce(a,b,c||this.handleEvent,d,e||this.handler_||this);if(!a)return this;this.keys_[a.key]=a}return this};goog.events.EventHandler.prototype.listenWithWrapper=function(a,b,c,d){return this.listenWithWrapper_(a,b,c,d)};
 goog.events.EventHandler.prototype.listenWithWrapperAndScope=function(a,b,c,d,e){return this.listenWithWrapper_(a,b,c,d,e)};goog.events.EventHandler.prototype.listenWithWrapper_=function(a,b,c,d,e){b.listen(a,c,d,e||this.handler_||this,this);return this};goog.events.EventHandler.prototype.getListenerCount=function(){var a=0,b;for(b in this.keys_)Object.prototype.hasOwnProperty.call(this.keys_,b)&&a++;return a};
 goog.events.EventHandler.prototype.unlisten=function(a,b,c,d,e){if(goog.isArray(b))for(var f=0;f<b.length;f++)this.unlisten(a,b[f],c,d,e);else if(a=goog.events.getListener(a,b,c||this.handleEvent,d,e||this.handler_||this))goog.events.unlistenByKey(a),delete this.keys_[a.key];return this};goog.events.EventHandler.prototype.unlistenWithWrapper=function(a,b,c,d,e){b.unlisten(a,c,d,e||this.handler_||this,this);return this};
-goog.events.EventHandler.prototype.removeAll=function(){goog.object.forEach(this.keys_,goog.events.unlistenByKey);this.keys_={}};goog.events.EventHandler.prototype.disposeInternal=function(){goog.events.EventHandler.superClass_.disposeInternal.call(this);this.removeAll()};goog.events.EventHandler.prototype.handleEvent=function(a){throw Error("EventHandler.handleEvent not implemented");};goog.ui={};goog.ui.IdGenerator=function(){};goog.addSingletonGetter(goog.ui.IdGenerator);goog.ui.IdGenerator.prototype.nextId_=0;goog.ui.IdGenerator.prototype.getNextUniqueId=function(){return":"+(this.nextId_++).toString(36)};goog.ui.Component=function(a){goog.events.EventTarget.call(this);this.dom_=a||goog.dom.getDomHelper();this.rightToLeft_=goog.ui.Component.defaultRightToLeft_};goog.inherits(goog.ui.Component,goog.events.EventTarget);goog.ui.Component.ALLOW_DETACHED_DECORATION=!1;goog.ui.Component.prototype.idGenerator_=goog.ui.IdGenerator.getInstance();goog.ui.Component.defaultRightToLeft_=null;
+goog.events.EventHandler.prototype.removeAll=function(){goog.object.forEach(this.keys_,function(a,b){this.keys_.hasOwnProperty(b)&&goog.events.unlistenByKey(a)},this);this.keys_={}};goog.events.EventHandler.prototype.disposeInternal=function(){goog.events.EventHandler.superClass_.disposeInternal.call(this);this.removeAll()};goog.events.EventHandler.prototype.handleEvent=function(a){throw Error("EventHandler.handleEvent not implemented");};goog.ui={};goog.ui.IdGenerator=function(){};goog.addSingletonGetter(goog.ui.IdGenerator);goog.ui.IdGenerator.prototype.nextId_=0;goog.ui.IdGenerator.prototype.getNextUniqueId=function(){return":"+(this.nextId_++).toString(36)};goog.ui.Component=function(a){goog.events.EventTarget.call(this);this.dom_=a||goog.dom.getDomHelper();this.rightToLeft_=goog.ui.Component.defaultRightToLeft_;this.id_=null;this.inDocument_=!1;this.element_=null;this.googUiComponentHandler_=void 0;this.childIndex_=this.children_=this.parent_=this.model_=null;this.wasDecorated_=!1};goog.inherits(goog.ui.Component,goog.events.EventTarget);goog.ui.Component.ALLOW_DETACHED_DECORATION=!1;goog.ui.Component.prototype.idGenerator_=goog.ui.IdGenerator.getInstance();
+goog.ui.Component.DEFAULT_BIDI_DIR=0;goog.ui.Component.defaultRightToLeft_=1==goog.ui.Component.DEFAULT_BIDI_DIR?!1:-1==goog.ui.Component.DEFAULT_BIDI_DIR?!0:null;
 goog.ui.Component.EventType={BEFORE_SHOW:"beforeshow",SHOW:"show",HIDE:"hide",DISABLE:"disable",ENABLE:"enable",HIGHLIGHT:"highlight",UNHIGHLIGHT:"unhighlight",ACTIVATE:"activate",DEACTIVATE:"deactivate",SELECT:"select",UNSELECT:"unselect",CHECK:"check",UNCHECK:"uncheck",FOCUS:"focus",BLUR:"blur",OPEN:"open",CLOSE:"close",ENTER:"enter",LEAVE:"leave",ACTION:"action",CHANGE:"change"};
 goog.ui.Component.Error={NOT_SUPPORTED:"Method not supported",DECORATE_INVALID:"Invalid element to decorate",ALREADY_RENDERED:"Component already rendered",PARENT_UNABLE_TO_BE_SET:"Unable to set parent component",CHILD_INDEX_OUT_OF_BOUNDS:"Child component index out of bounds",NOT_OUR_CHILD:"Child is not in parent component",NOT_IN_DOCUMENT:"Operation not supported while component is not in document",STATE_INVALID:"Invalid component state"};
 goog.ui.Component.State={ALL:255,DISABLED:1,HOVER:2,ACTIVE:4,SELECTED:8,CHECKED:16,FOCUSED:32,OPENED:64};
 goog.ui.Component.getStateTransitionEvent=function(a,b){switch(a){case goog.ui.Component.State.DISABLED:return b?goog.ui.Component.EventType.DISABLE:goog.ui.Component.EventType.ENABLE;case goog.ui.Component.State.HOVER:return b?goog.ui.Component.EventType.HIGHLIGHT:goog.ui.Component.EventType.UNHIGHLIGHT;case goog.ui.Component.State.ACTIVE:return b?goog.ui.Component.EventType.ACTIVATE:goog.ui.Component.EventType.DEACTIVATE;case goog.ui.Component.State.SELECTED:return b?goog.ui.Component.EventType.SELECT:
 goog.ui.Component.EventType.UNSELECT;case goog.ui.Component.State.CHECKED:return b?goog.ui.Component.EventType.CHECK:goog.ui.Component.EventType.UNCHECK;case goog.ui.Component.State.FOCUSED:return b?goog.ui.Component.EventType.FOCUS:goog.ui.Component.EventType.BLUR;case goog.ui.Component.State.OPENED:return b?goog.ui.Component.EventType.OPEN:goog.ui.Component.EventType.CLOSE}throw Error(goog.ui.Component.Error.STATE_INVALID);};
-goog.ui.Component.setDefaultRightToLeft=function(a){goog.ui.Component.defaultRightToLeft_=a};goog.ui.Component.prototype.id_=null;goog.ui.Component.prototype.inDocument_=!1;goog.ui.Component.prototype.element_=null;goog.ui.Component.prototype.rightToLeft_=null;goog.ui.Component.prototype.model_=null;goog.ui.Component.prototype.parent_=null;goog.ui.Component.prototype.children_=null;goog.ui.Component.prototype.childIndex_=null;goog.ui.Component.prototype.wasDecorated_=!1;
-goog.ui.Component.prototype.getId=function(){return this.id_||(this.id_=this.idGenerator_.getNextUniqueId())};goog.ui.Component.prototype.setId=function(a){this.parent_&&this.parent_.childIndex_&&(goog.object.remove(this.parent_.childIndex_,this.id_),goog.object.add(this.parent_.childIndex_,a,this));this.id_=a};goog.ui.Component.prototype.getElement=function(){return this.element_};
+goog.ui.Component.setDefaultRightToLeft=function(a){goog.ui.Component.defaultRightToLeft_=a};goog.ui.Component.prototype.getId=function(){return this.id_||(this.id_=this.idGenerator_.getNextUniqueId())};goog.ui.Component.prototype.setId=function(a){this.parent_&&this.parent_.childIndex_&&(goog.object.remove(this.parent_.childIndex_,this.id_),goog.object.add(this.parent_.childIndex_,a,this));this.id_=a};goog.ui.Component.prototype.getElement=function(){return this.element_};
 goog.ui.Component.prototype.getElementStrict=function(){var a=this.element_;goog.asserts.assert(a,"Can not call getElementStrict before rendering/decorating.");return a};goog.ui.Component.prototype.setElementInternal=function(a){this.element_=a};goog.ui.Component.prototype.getElementsByClass=function(a){return this.element_?this.dom_.getElementsByClass(a,this.element_):[]};goog.ui.Component.prototype.getElementByClass=function(a){return this.element_?this.dom_.getElementByClass(a,this.element_):null};
-goog.ui.Component.prototype.getRequiredElementByClass=function(a){var b=this.getElementByClass(a);goog.asserts.assert(b,"Expected element in component with class: %s",a);return b};goog.ui.Component.prototype.getHandler=function(){return this.googUiComponentHandler_||(this.googUiComponentHandler_=new goog.events.EventHandler(this))};
+goog.ui.Component.prototype.getRequiredElementByClass=function(a){var b=this.getElementByClass(a);goog.asserts.assert(b,"Expected element in component with class: %s",a);return b};goog.ui.Component.prototype.getHandler=function(){this.googUiComponentHandler_||(this.googUiComponentHandler_=new goog.events.EventHandler(this));return this.googUiComponentHandler_};
 goog.ui.Component.prototype.setParent=function(a){if(this==a)throw Error(goog.ui.Component.Error.PARENT_UNABLE_TO_BE_SET);if(a&&this.parent_&&this.id_&&this.parent_.getChild(this.id_)&&this.parent_!=a)throw Error(goog.ui.Component.Error.PARENT_UNABLE_TO_BE_SET);this.parent_=a;goog.ui.Component.superClass_.setParentEventTarget.call(this,a)};goog.ui.Component.prototype.getParent=function(){return this.parent_};
-goog.ui.Component.prototype.setParentEventTarget=function(a){if(this.parent_&&this.parent_!=a)throw Error(goog.ui.Component.Error.NOT_SUPPORTED);goog.ui.Component.superClass_.setParentEventTarget.call(this,a)};goog.ui.Component.prototype.getDomHelper=function(){return this.dom_};goog.ui.Component.prototype.isInDocument=function(){return this.inDocument_};goog.ui.Component.prototype.createDom=function(){this.element_=this.dom_.createElement("div")};goog.ui.Component.prototype.render=function(a){this.render_(a)};
-goog.ui.Component.prototype.renderBefore=function(a){this.render_(a.parentNode,a)};goog.ui.Component.prototype.render_=function(a,b){if(this.inDocument_)throw Error(goog.ui.Component.Error.ALREADY_RENDERED);this.element_||this.createDom();a?a.insertBefore(this.element_,b||null):this.dom_.getDocument().body.appendChild(this.element_);this.parent_&&!this.parent_.isInDocument()||this.enterDocument()};
+goog.ui.Component.prototype.setParentEventTarget=function(a){if(this.parent_&&this.parent_!=a)throw Error(goog.ui.Component.Error.NOT_SUPPORTED);goog.ui.Component.superClass_.setParentEventTarget.call(this,a)};goog.ui.Component.prototype.getDomHelper=function(){return this.dom_};goog.ui.Component.prototype.isInDocument=function(){return this.inDocument_};goog.ui.Component.prototype.createDom=function(){this.element_=this.dom_.createElement(goog.dom.TagName.DIV)};
+goog.ui.Component.prototype.render=function(a){this.render_(a)};goog.ui.Component.prototype.renderBefore=function(a){this.render_(a.parentNode,a)};goog.ui.Component.prototype.render_=function(a,b){if(this.inDocument_)throw Error(goog.ui.Component.Error.ALREADY_RENDERED);this.element_||this.createDom();a?a.insertBefore(this.element_,b||null):this.dom_.getDocument().body.appendChild(this.element_);this.parent_&&!this.parent_.isInDocument()||this.enterDocument()};
 goog.ui.Component.prototype.decorate=function(a){if(this.inDocument_)throw Error(goog.ui.Component.Error.ALREADY_RENDERED);if(a&&this.canDecorate(a)){this.wasDecorated_=!0;var b=goog.dom.getOwnerDocument(a);this.dom_&&this.dom_.getDocument()==b||(this.dom_=goog.dom.getDomHelper(a));this.decorateInternal(a);goog.ui.Component.ALLOW_DETACHED_DECORATION&&!goog.dom.contains(b,a)||this.enterDocument()}else throw Error(goog.ui.Component.Error.DECORATE_INVALID);};goog.ui.Component.prototype.canDecorate=function(a){return!0};
 goog.ui.Component.prototype.wasDecorated=function(){return this.wasDecorated_};goog.ui.Component.prototype.decorateInternal=function(a){this.element_=a};goog.ui.Component.prototype.enterDocument=function(){this.inDocument_=!0;this.forEachChild(function(a){!a.isInDocument()&&a.getElement()&&a.enterDocument()})};
 goog.ui.Component.prototype.exitDocument=function(){this.forEachChild(function(a){a.isInDocument()&&a.exitDocument()});this.googUiComponentHandler_&&this.googUiComponentHandler_.removeAll();this.inDocument_=!1};
 goog.ui.Component.prototype.disposeInternal=function(){this.inDocument_&&this.exitDocument();this.googUiComponentHandler_&&(this.googUiComponentHandler_.dispose(),delete this.googUiComponentHandler_);this.forEachChild(function(a){a.dispose()});!this.wasDecorated_&&this.element_&&goog.dom.removeNode(this.element_);this.parent_=this.model_=this.element_=this.childIndex_=this.children_=null;goog.ui.Component.superClass_.disposeInternal.call(this)};
 goog.ui.Component.prototype.makeId=function(a){return this.getId()+"."+a};goog.ui.Component.prototype.makeIds=function(a){var b={},c;for(c in a)b[c]=this.makeId(a[c]);return b};goog.ui.Component.prototype.getModel=function(){return this.model_};goog.ui.Component.prototype.setModel=function(a){this.model_=a};goog.ui.Component.prototype.getFragmentFromId=function(a){return a.substring(this.getId().length+1)};
 goog.ui.Component.prototype.getElementByFragment=function(a){if(!this.inDocument_)throw Error(goog.ui.Component.Error.NOT_IN_DOCUMENT);return this.dom_.getElement(this.makeId(a))};goog.ui.Component.prototype.addChild=function(a,b){this.addChildAt(a,this.getChildCount(),b)};
-goog.ui.Component.prototype.addChildAt=function(a,b,c){if(a.inDocument_&&(c||!this.inDocument_))throw Error(goog.ui.Component.Error.ALREADY_RENDERED);if(0>b||b>this.getChildCount())throw Error(goog.ui.Component.Error.CHILD_INDEX_OUT_OF_BOUNDS);this.childIndex_&&this.children_||(this.childIndex_={},this.children_=[]);a.getParent()==this?(goog.object.set(this.childIndex_,a.getId(),a),goog.array.remove(this.children_,a)):goog.object.add(this.childIndex_,a.getId(),a);a.setParent(this);goog.array.insertAt(this.children_,
-a,b);a.inDocument_&&this.inDocument_&&a.getParent()==this?(c=this.getContentElement(),c.insertBefore(a.getElement(),c.childNodes[b]||null)):c?(this.element_||this.createDom(),b=this.getChildAt(b+1),a.render_(this.getContentElement(),b?b.element_:null)):this.inDocument_&&!a.inDocument_&&a.element_&&a.element_.parentNode&&a.element_.parentNode.nodeType==goog.dom.NodeType.ELEMENT&&a.enterDocument()};goog.ui.Component.prototype.getContentElement=function(){return this.element_};
-goog.ui.Component.prototype.isRightToLeft=function(){null==this.rightToLeft_&&(this.rightToLeft_=goog.style.isRightToLeft(this.inDocument_?this.element_:this.dom_.getDocument().body));return this.rightToLeft_};goog.ui.Component.prototype.setRightToLeft=function(a){if(this.inDocument_)throw Error(goog.ui.Component.Error.ALREADY_RENDERED);this.rightToLeft_=a};goog.ui.Component.prototype.hasChildren=function(){return!!this.children_&&0!=this.children_.length};
-goog.ui.Component.prototype.getChildCount=function(){return this.children_?this.children_.length:0};goog.ui.Component.prototype.getChildIds=function(){var a=[];this.forEachChild(function(b){a.push(b.getId())});return a};goog.ui.Component.prototype.getChild=function(a){return this.childIndex_&&a?goog.object.get(this.childIndex_,a)||null:null};goog.ui.Component.prototype.getChildAt=function(a){return this.children_?this.children_[a]||null:null};
-goog.ui.Component.prototype.forEachChild=function(a,b){this.children_&&goog.array.forEach(this.children_,a,b)};goog.ui.Component.prototype.indexOfChild=function(a){return this.children_&&a?goog.array.indexOf(this.children_,a):-1};
+goog.ui.Component.prototype.addChildAt=function(a,b,c){goog.asserts.assert(!!a,"Provided element must not be null.");if(a.inDocument_&&(c||!this.inDocument_))throw Error(goog.ui.Component.Error.ALREADY_RENDERED);if(0>b||b>this.getChildCount())throw Error(goog.ui.Component.Error.CHILD_INDEX_OUT_OF_BOUNDS);this.childIndex_&&this.children_||(this.childIndex_={},this.children_=[]);a.getParent()==this?(goog.object.set(this.childIndex_,a.getId(),a),goog.array.remove(this.children_,a)):goog.object.add(this.childIndex_,
+a.getId(),a);a.setParent(this);goog.array.insertAt(this.children_,a,b);a.inDocument_&&this.inDocument_&&a.getParent()==this?(c=this.getContentElement(),b=c.childNodes[b]||null,b!=a.getElement()&&c.insertBefore(a.getElement(),b)):c?(this.element_||this.createDom(),b=this.getChildAt(b+1),a.render_(this.getContentElement(),b?b.element_:null)):this.inDocument_&&!a.inDocument_&&a.element_&&a.element_.parentNode&&a.element_.parentNode.nodeType==goog.dom.NodeType.ELEMENT&&a.enterDocument()};
+goog.ui.Component.prototype.getContentElement=function(){return this.element_};goog.ui.Component.prototype.isRightToLeft=function(){null==this.rightToLeft_&&(this.rightToLeft_=goog.style.isRightToLeft(this.inDocument_?this.element_:this.dom_.getDocument().body));return this.rightToLeft_};goog.ui.Component.prototype.setRightToLeft=function(a){if(this.inDocument_)throw Error(goog.ui.Component.Error.ALREADY_RENDERED);this.rightToLeft_=a};
+goog.ui.Component.prototype.hasChildren=function(){return!!this.children_&&0!=this.children_.length};goog.ui.Component.prototype.getChildCount=function(){return this.children_?this.children_.length:0};goog.ui.Component.prototype.getChildIds=function(){var a=[];this.forEachChild(function(b){a.push(b.getId())});return a};goog.ui.Component.prototype.getChild=function(a){return this.childIndex_&&a?goog.object.get(this.childIndex_,a)||null:null};
+goog.ui.Component.prototype.getChildAt=function(a){return this.children_?this.children_[a]||null:null};goog.ui.Component.prototype.forEachChild=function(a,b){this.children_&&goog.array.forEach(this.children_,a,b)};goog.ui.Component.prototype.indexOfChild=function(a){return this.children_&&a?goog.array.indexOf(this.children_,a):-1};
 goog.ui.Component.prototype.removeChild=function(a,b){if(a){var c=goog.isString(a)?a:a.getId();a=this.getChild(c);c&&a&&(goog.object.remove(this.childIndex_,c),goog.array.remove(this.children_,a),b&&(a.exitDocument(),a.element_&&goog.dom.removeNode(a.element_)),a.setParent(null))}if(!a)throw Error(goog.ui.Component.Error.NOT_OUR_CHILD);return a};goog.ui.Component.prototype.removeChildAt=function(a,b){return this.removeChild(this.getChildAt(a),b)};
 goog.ui.Component.prototype.removeChildren=function(a){for(var b=[];this.hasChildren();)b.push(this.removeChildAt(0,a));return b};goog.a11y={};goog.a11y.aria={};
 goog.a11y.aria.Role={ALERT:"alert",ALERTDIALOG:"alertdialog",APPLICATION:"application",ARTICLE:"article",BANNER:"banner",BUTTON:"button",CHECKBOX:"checkbox",COLUMNHEADER:"columnheader",COMBOBOX:"combobox",COMPLEMENTARY:"complementary",CONTENTINFO:"contentinfo",DEFINITION:"definition",DIALOG:"dialog",DIRECTORY:"directory",DOCUMENT:"document",FORM:"form",GRID:"grid",GRIDCELL:"gridcell",GROUP:"group",HEADING:"heading",IMG:"img",LINK:"link",LIST:"list",LISTBOX:"listbox",LISTITEM:"listitem",LOG:"log",
 MAIN:"main",MARQUEE:"marquee",MATH:"math",MENU:"menu",MENUBAR:"menubar",MENU_ITEM:"menuitem",MENU_ITEM_CHECKBOX:"menuitemcheckbox",MENU_ITEM_RADIO:"menuitemradio",NAVIGATION:"navigation",NOTE:"note",OPTION:"option",PRESENTATION:"presentation",PROGRESSBAR:"progressbar",RADIO:"radio",RADIOGROUP:"radiogroup",REGION:"region",ROW:"row",ROWGROUP:"rowgroup",ROWHEADER:"rowheader",SCROLLBAR:"scrollbar",SEARCH:"search",SEPARATOR:"separator",SLIDER:"slider",SPINBUTTON:"spinbutton",STATUS:"status",TAB:"tab",
-TAB_LIST:"tablist",TAB_PANEL:"tabpanel",TEXTBOX:"textbox",TIMER:"timer",TOOLBAR:"toolbar",TOOLTIP:"tooltip",TREE:"tree",TREEGRID:"treegrid",TREEITEM:"treeitem"};goog.a11y.aria.State={ACTIVEDESCENDANT:"activedescendant",ATOMIC:"atomic",AUTOCOMPLETE:"autocomplete",BUSY:"busy",CHECKED:"checked",CONTROLS:"controls",DESCRIBEDBY:"describedby",DISABLED:"disabled",DROPEFFECT:"dropeffect",EXPANDED:"expanded",FLOWTO:"flowto",GRABBED:"grabbed",HASPOPUP:"haspopup",HIDDEN:"hidden",INVALID:"invalid",LABEL:"label",LABELLEDBY:"labelledby",LEVEL:"level",LIVE:"live",MULTILINE:"multiline",MULTISELECTABLE:"multiselectable",ORIENTATION:"orientation",OWNS:"owns",POSINSET:"posinset",
+TAB_LIST:"tablist",TAB_PANEL:"tabpanel",TEXTBOX:"textbox",TEXTINFO:"textinfo",TIMER:"timer",TOOLBAR:"toolbar",TOOLTIP:"tooltip",TREE:"tree",TREEGRID:"treegrid",TREEITEM:"treeitem"};goog.a11y.aria.State={ACTIVEDESCENDANT:"activedescendant",ATOMIC:"atomic",AUTOCOMPLETE:"autocomplete",BUSY:"busy",CHECKED:"checked",CONTROLS:"controls",DESCRIBEDBY:"describedby",DISABLED:"disabled",DROPEFFECT:"dropeffect",EXPANDED:"expanded",FLOWTO:"flowto",GRABBED:"grabbed",HASPOPUP:"haspopup",HIDDEN:"hidden",INVALID:"invalid",LABEL:"label",LABELLEDBY:"labelledby",LEVEL:"level",LIVE:"live",MULTILINE:"multiline",MULTISELECTABLE:"multiselectable",ORIENTATION:"orientation",OWNS:"owns",POSINSET:"posinset",
 PRESSED:"pressed",READONLY:"readonly",RELEVANT:"relevant",REQUIRED:"required",SELECTED:"selected",SETSIZE:"setsize",SORT:"sort",VALUEMAX:"valuemax",VALUEMIN:"valuemin",VALUENOW:"valuenow",VALUETEXT:"valuetext"};goog.a11y.aria.AutoCompleteValues={INLINE:"inline",LIST:"list",BOTH:"both",NONE:"none"};goog.a11y.aria.DropEffectValues={COPY:"copy",MOVE:"move",LINK:"link",EXECUTE:"execute",POPUP:"popup",NONE:"none"};goog.a11y.aria.LivePriority={OFF:"off",POLITE:"polite",ASSERTIVE:"assertive"};
 goog.a11y.aria.OrientationValues={VERTICAL:"vertical",HORIZONTAL:"horizontal"};goog.a11y.aria.RelevantValues={ADDITIONS:"additions",REMOVALS:"removals",TEXT:"text",ALL:"all"};goog.a11y.aria.SortValues={ASCENDING:"ascending",DESCENDING:"descending",NONE:"none",OTHER:"other"};goog.a11y.aria.CheckedValues={TRUE:"true",FALSE:"false",MIXED:"mixed",UNDEFINED:"undefined"};goog.a11y.aria.ExpandedValues={TRUE:"true",FALSE:"false",UNDEFINED:"undefined"};
 goog.a11y.aria.GrabbedValues={TRUE:"true",FALSE:"false",UNDEFINED:"undefined"};goog.a11y.aria.InvalidValues={FALSE:"false",TRUE:"true",GRAMMAR:"grammar",SPELLING:"spelling"};goog.a11y.aria.PressedValues={TRUE:"true",FALSE:"false",MIXED:"mixed",UNDEFINED:"undefined"};goog.a11y.aria.SelectedValues={TRUE:"true",FALSE:"false",UNDEFINED:"undefined"};goog.a11y.aria.datatables={};
 goog.a11y.aria.datatables.getDefaultValuesMap=function(){goog.a11y.aria.DefaultStateValueMap_||(goog.a11y.aria.DefaultStateValueMap_=goog.object.create(goog.a11y.aria.State.ATOMIC,!1,goog.a11y.aria.State.AUTOCOMPLETE,"none",goog.a11y.aria.State.DROPEFFECT,"none",goog.a11y.aria.State.HASPOPUP,!1,goog.a11y.aria.State.LIVE,"off",goog.a11y.aria.State.MULTILINE,!1,goog.a11y.aria.State.MULTISELECTABLE,!1,goog.a11y.aria.State.ORIENTATION,"vertical",goog.a11y.aria.State.READONLY,!1,goog.a11y.aria.State.RELEVANT,
 "additions text",goog.a11y.aria.State.REQUIRED,!1,goog.a11y.aria.State.SORT,"none",goog.a11y.aria.State.BUSY,!1,goog.a11y.aria.State.DISABLED,!1,goog.a11y.aria.State.HIDDEN,!1,goog.a11y.aria.State.INVALID,"false"));return goog.a11y.aria.DefaultStateValueMap_};goog.a11y.aria.ARIA_PREFIX_="aria-";goog.a11y.aria.ROLE_ATTRIBUTE_="role";goog.a11y.aria.TAGS_WITH_ASSUMED_ROLES_=[goog.dom.TagName.A,goog.dom.TagName.AREA,goog.dom.TagName.BUTTON,goog.dom.TagName.HEAD,goog.dom.TagName.INPUT,goog.dom.TagName.LINK,goog.dom.TagName.MENU,goog.dom.TagName.META,goog.dom.TagName.OPTGROUP,goog.dom.TagName.OPTION,goog.dom.TagName.PROGRESS,goog.dom.TagName.STYLE,goog.dom.TagName.SELECT,goog.dom.TagName.SOURCE,goog.dom.TagName.TEXTAREA,goog.dom.TagName.TITLE,goog.dom.TagName.TRACK];
+goog.a11y.aria.CONTAINER_ROLES_=[goog.a11y.aria.Role.COMBOBOX,goog.a11y.aria.Role.GRID,goog.a11y.aria.Role.GROUP,goog.a11y.aria.Role.LISTBOX,goog.a11y.aria.Role.MENU,goog.a11y.aria.Role.MENUBAR,goog.a11y.aria.Role.RADIOGROUP,goog.a11y.aria.Role.ROW,goog.a11y.aria.Role.ROWGROUP,goog.a11y.aria.Role.TAB_LIST,goog.a11y.aria.Role.TEXTBOX,goog.a11y.aria.Role.TOOLBAR,goog.a11y.aria.Role.TREE,goog.a11y.aria.Role.TREEGRID];
 goog.a11y.aria.setRole=function(a,b){b?(goog.asserts.ENABLE_ASSERTS&&goog.asserts.assert(goog.object.containsValue(goog.a11y.aria.Role,b),"No such ARIA role "+b),a.setAttribute(goog.a11y.aria.ROLE_ATTRIBUTE_,b)):goog.a11y.aria.removeRole(a)};goog.a11y.aria.getRole=function(a){return a.getAttribute(goog.a11y.aria.ROLE_ATTRIBUTE_)||null};goog.a11y.aria.removeRole=function(a){a.removeAttribute(goog.a11y.aria.ROLE_ATTRIBUTE_)};
-goog.a11y.aria.setState=function(a,b,c){goog.isArrayLike(c)&&(c=c.join(" "));var d=goog.a11y.aria.getAriaAttributeName_(b);""===c||void 0==c?(c=goog.a11y.aria.datatables.getDefaultValuesMap(),b in c?a.setAttribute(d,c[b]):a.removeAttribute(d)):a.setAttribute(d,c)};goog.a11y.aria.removeState=function(a,b){a.removeAttribute(goog.a11y.aria.getAriaAttributeName_(b))};goog.a11y.aria.getState=function(a,b){var c=a.getAttribute(goog.a11y.aria.getAriaAttributeName_(b));return null==c||void 0==c?"":String(c)};
-goog.a11y.aria.getActiveDescendant=function(a){var b=goog.a11y.aria.getState(a,goog.a11y.aria.State.ACTIVEDESCENDANT);return goog.dom.getOwnerDocument(a).getElementById(b)};goog.a11y.aria.setActiveDescendant=function(a,b){var c="";b&&(c=b.id,goog.asserts.assert(c,"The active element should have an id."));goog.a11y.aria.setState(a,goog.a11y.aria.State.ACTIVEDESCENDANT,c)};goog.a11y.aria.getLabel=function(a){return goog.a11y.aria.getState(a,goog.a11y.aria.State.LABEL)};
-goog.a11y.aria.setLabel=function(a,b){goog.a11y.aria.setState(a,goog.a11y.aria.State.LABEL,b)};goog.a11y.aria.assertRoleIsSetInternalUtil=function(a,b){if(!goog.array.contains(goog.a11y.aria.TAGS_WITH_ASSUMED_ROLES_,a.tagName)){var c=goog.a11y.aria.getRole(a);goog.asserts.assert(null!=c,"The element ARIA role cannot be null.");goog.asserts.assert(goog.array.contains(b,c),'Non existing or incorrect role set for element.The role set is "'+c+'". The role should be any of "'+b+'". Check the ARIA specification for more details http://www.w3.org/TR/wai-aria/roles.')}};
+goog.a11y.aria.setState=function(a,b,c){goog.isArray(c)&&(c=c.join(" "));var d=goog.a11y.aria.getAriaAttributeName_(b);""===c||void 0==c?(c=goog.a11y.aria.datatables.getDefaultValuesMap(),b in c?a.setAttribute(d,c[b]):a.removeAttribute(d)):a.setAttribute(d,c)};goog.a11y.aria.toggleState=function(a,b){var c=goog.a11y.aria.getState(a,b);goog.string.isEmptyOrWhitespace(goog.string.makeSafe(c))||"true"==c||"false"==c?goog.a11y.aria.setState(a,b,"true"==c?"false":"true"):goog.a11y.aria.removeState(a,b)};
+goog.a11y.aria.removeState=function(a,b){a.removeAttribute(goog.a11y.aria.getAriaAttributeName_(b))};goog.a11y.aria.getState=function(a,b){var c=a.getAttribute(goog.a11y.aria.getAriaAttributeName_(b));return null==c||void 0==c?"":String(c)};goog.a11y.aria.getActiveDescendant=function(a){var b=goog.a11y.aria.getState(a,goog.a11y.aria.State.ACTIVEDESCENDANT);return goog.dom.getOwnerDocument(a).getElementById(b)};
+goog.a11y.aria.setActiveDescendant=function(a,b){var c="";b&&(c=b.id,goog.asserts.assert(c,"The active element should have an id."));goog.a11y.aria.setState(a,goog.a11y.aria.State.ACTIVEDESCENDANT,c)};goog.a11y.aria.getLabel=function(a){return goog.a11y.aria.getState(a,goog.a11y.aria.State.LABEL)};goog.a11y.aria.setLabel=function(a,b){goog.a11y.aria.setState(a,goog.a11y.aria.State.LABEL,b)};
+goog.a11y.aria.assertRoleIsSetInternalUtil=function(a,b){if(!goog.array.contains(goog.a11y.aria.TAGS_WITH_ASSUMED_ROLES_,a.tagName)){var c=goog.a11y.aria.getRole(a);goog.asserts.assert(null!=c,"The element ARIA role cannot be null.");goog.asserts.assert(goog.array.contains(b,c),'Non existing or incorrect role set for element.The role set is "'+c+'". The role should be any of "'+b+'". Check the ARIA specification for more details http://www.w3.org/TR/wai-aria/roles.')}};
 goog.a11y.aria.getStateBoolean=function(a,b){var c=a.getAttribute(goog.a11y.aria.getAriaAttributeName_(b));goog.asserts.assert(goog.isBoolean(c)||null==c||"true"==c||"false"==c);return null==c?c:goog.isBoolean(c)?c:"true"==c};goog.a11y.aria.getStateNumber=function(a,b){var c=a.getAttribute(goog.a11y.aria.getAriaAttributeName_(b));goog.asserts.assert((null==c||!isNaN(Number(c)))&&!goog.isBoolean(c));return null==c?null:Number(c)};
-goog.a11y.aria.getStateString=function(a,b){var c=a.getAttribute(goog.a11y.aria.getAriaAttributeName_(b));goog.asserts.assert((null==c||goog.isString(c))&&isNaN(Number(c))&&"true"!=c&&"false"!=c);return null==c?null:c};goog.a11y.aria.getStringArrayStateInternalUtil=function(a,b){var c=a.getAttribute(goog.a11y.aria.getAriaAttributeName_(b));return goog.a11y.aria.splitStringOnWhitespace_(c)};goog.a11y.aria.splitStringOnWhitespace_=function(a){return a?a.split(/\s+/):[]};
-goog.a11y.aria.getAriaAttributeName_=function(a){goog.asserts.ENABLE_ASSERTS&&(goog.asserts.assert(a,"ARIA attribute cannot be empty."),goog.asserts.assert(goog.object.containsValue(goog.a11y.aria.State,a),"No such ARIA attribute "+a));return goog.a11y.aria.ARIA_PREFIX_+a};goog.events.KeyCodes={WIN_KEY_FF_LINUX:0,MAC_ENTER:3,BACKSPACE:8,TAB:9,NUM_CENTER:12,ENTER:13,SHIFT:16,CTRL:17,ALT:18,PAUSE:19,CAPS_LOCK:20,ESC:27,SPACE:32,PAGE_UP:33,PAGE_DOWN:34,END:35,HOME:36,LEFT:37,UP:38,RIGHT:39,DOWN:40,PRINT_SCREEN:44,INSERT:45,DELETE:46,ZERO:48,ONE:49,TWO:50,THREE:51,FOUR:52,FIVE:53,SIX:54,SEVEN:55,EIGHT:56,NINE:57,FF_SEMICOLON:59,FF_EQUALS:61,FF_DASH:173,QUESTION_MARK:63,A:65,B:66,C:67,D:68,E:69,F:70,G:71,H:72,I:73,J:74,K:75,L:76,M:77,N:78,O:79,P:80,Q:81,R:82,S:83,T:84,U:85,
+goog.a11y.aria.getStateString=function(a,b){var c=a.getAttribute(goog.a11y.aria.getAriaAttributeName_(b));goog.asserts.assert((null==c||goog.isString(c))&&isNaN(Number(c))&&"true"!=c&&"false"!=c);return null==c?null:c};goog.a11y.aria.getStringArrayStateInternalUtil=function(a,b){var c=a.getAttribute(goog.a11y.aria.getAriaAttributeName_(b));return goog.a11y.aria.splitStringOnWhitespace_(c)};
+goog.a11y.aria.isContainerRole=function(a){a=goog.a11y.aria.getRole(a);return goog.array.contains(goog.a11y.aria.CONTAINER_ROLES_,a)};goog.a11y.aria.splitStringOnWhitespace_=function(a){return a?a.split(/\s+/):[]};goog.a11y.aria.getAriaAttributeName_=function(a){goog.asserts.ENABLE_ASSERTS&&(goog.asserts.assert(a,"ARIA attribute cannot be empty."),goog.asserts.assert(goog.object.containsValue(goog.a11y.aria.State,a),"No such ARIA attribute "+a));return goog.a11y.aria.ARIA_PREFIX_+a};goog.events.KeyCodes={WIN_KEY_FF_LINUX:0,MAC_ENTER:3,BACKSPACE:8,TAB:9,NUM_CENTER:12,ENTER:13,SHIFT:16,CTRL:17,ALT:18,PAUSE:19,CAPS_LOCK:20,ESC:27,SPACE:32,PAGE_UP:33,PAGE_DOWN:34,END:35,HOME:36,LEFT:37,UP:38,RIGHT:39,DOWN:40,PRINT_SCREEN:44,INSERT:45,DELETE:46,ZERO:48,ONE:49,TWO:50,THREE:51,FOUR:52,FIVE:53,SIX:54,SEVEN:55,EIGHT:56,NINE:57,FF_SEMICOLON:59,FF_EQUALS:61,FF_DASH:173,QUESTION_MARK:63,A:65,B:66,C:67,D:68,E:69,F:70,G:71,H:72,I:73,J:74,K:75,L:76,M:77,N:78,O:79,P:80,Q:81,R:82,S:83,T:84,U:85,
 V:86,W:87,X:88,Y:89,Z:90,META:91,WIN_KEY_RIGHT:92,CONTEXT_MENU:93,NUM_ZERO:96,NUM_ONE:97,NUM_TWO:98,NUM_THREE:99,NUM_FOUR:100,NUM_FIVE:101,NUM_SIX:102,NUM_SEVEN:103,NUM_EIGHT:104,NUM_NINE:105,NUM_MULTIPLY:106,NUM_PLUS:107,NUM_MINUS:109,NUM_PERIOD:110,NUM_DIVISION:111,F1:112,F2:113,F3:114,F4:115,F5:116,F6:117,F7:118,F8:119,F9:120,F10:121,F11:122,F12:123,NUMLOCK:144,SCROLL_LOCK:145,FIRST_MEDIA_KEY:166,LAST_MEDIA_KEY:183,SEMICOLON:186,DASH:189,EQUALS:187,COMMA:188,PERIOD:190,SLASH:191,APOSTROPHE:192,
-TILDE:192,SINGLE_QUOTE:222,OPEN_SQUARE_BRACKET:219,BACKSLASH:220,CLOSE_SQUARE_BRACKET:221,WIN_KEY:224,MAC_FF_META:224,MAC_WK_CMD_LEFT:91,MAC_WK_CMD_RIGHT:93,WIN_IME:229,PHANTOM:255};
-goog.events.KeyCodes.isTextModifyingKeyEvent=function(a){if(a.altKey&&!a.ctrlKey||a.metaKey||a.keyCode>=goog.events.KeyCodes.F1&&a.keyCode<=goog.events.KeyCodes.F12)return!1;switch(a.keyCode){case goog.events.KeyCodes.ALT:case goog.events.KeyCodes.CAPS_LOCK:case goog.events.KeyCodes.CONTEXT_MENU:case goog.events.KeyCodes.CTRL:case goog.events.KeyCodes.DOWN:case goog.events.KeyCodes.END:case goog.events.KeyCodes.ESC:case goog.events.KeyCodes.HOME:case goog.events.KeyCodes.INSERT:case goog.events.KeyCodes.LEFT:case goog.events.KeyCodes.MAC_FF_META:case goog.events.KeyCodes.META:case goog.events.KeyCodes.NUMLOCK:case goog.events.KeyCodes.NUM_CENTER:case goog.events.KeyCodes.PAGE_DOWN:case goog.events.KeyCodes.PAGE_UP:case goog.events.KeyCodes.PAUSE:case goog.events.KeyCodes.PHANTOM:case goog.events.KeyCodes.PRINT_SCREEN:case goog.events.KeyCodes.RIGHT:case goog.events.KeyCodes.SCROLL_LOCK:case goog.events.KeyCodes.SHIFT:case goog.events.KeyCodes.UP:case goog.events.KeyCodes.WIN_KEY:case goog.events.KeyCodes.WIN_KEY_RIGHT:return!1;case goog.events.KeyCodes.WIN_KEY_FF_LINUX:return!goog.userAgent.GECKO;
+TILDE:192,SINGLE_QUOTE:222,OPEN_SQUARE_BRACKET:219,BACKSLASH:220,CLOSE_SQUARE_BRACKET:221,WIN_KEY:224,MAC_FF_META:224,MAC_WK_CMD_LEFT:91,MAC_WK_CMD_RIGHT:93,WIN_IME:229,VK_NONAME:252,PHANTOM:255};
+goog.events.KeyCodes.isTextModifyingKeyEvent=function(a){if(a.altKey&&!a.ctrlKey||a.metaKey||a.keyCode>=goog.events.KeyCodes.F1&&a.keyCode<=goog.events.KeyCodes.F12)return!1;switch(a.keyCode){case goog.events.KeyCodes.ALT:case goog.events.KeyCodes.CAPS_LOCK:case goog.events.KeyCodes.CONTEXT_MENU:case goog.events.KeyCodes.CTRL:case goog.events.KeyCodes.DOWN:case goog.events.KeyCodes.END:case goog.events.KeyCodes.ESC:case goog.events.KeyCodes.HOME:case goog.events.KeyCodes.INSERT:case goog.events.KeyCodes.LEFT:case goog.events.KeyCodes.MAC_FF_META:case goog.events.KeyCodes.META:case goog.events.KeyCodes.NUMLOCK:case goog.events.KeyCodes.NUM_CENTER:case goog.events.KeyCodes.PAGE_DOWN:case goog.events.KeyCodes.PAGE_UP:case goog.events.KeyCodes.PAUSE:case goog.events.KeyCodes.PHANTOM:case goog.events.KeyCodes.PRINT_SCREEN:case goog.events.KeyCodes.RIGHT:case goog.events.KeyCodes.SCROLL_LOCK:case goog.events.KeyCodes.SHIFT:case goog.events.KeyCodes.UP:case goog.events.KeyCodes.VK_NONAME:case goog.events.KeyCodes.WIN_KEY:case goog.events.KeyCodes.WIN_KEY_RIGHT:return!1;case goog.events.KeyCodes.WIN_KEY_FF_LINUX:return!goog.userAgent.GECKO;
 default:return a.keyCode<goog.events.KeyCodes.FIRST_MEDIA_KEY||a.keyCode>goog.events.KeyCodes.LAST_MEDIA_KEY}};
-goog.events.KeyCodes.firesKeyPressEvent=function(a,b,c,d,e){if(!(goog.userAgent.IE||goog.userAgent.WEBKIT&&goog.userAgent.isVersionOrHigher("525")))return!0;if(goog.userAgent.MAC&&e)return goog.events.KeyCodes.isCharacterKey(a);if(e&&!d)return!1;goog.isNumber(b)&&(b=goog.events.KeyCodes.normalizeKeyCode(b));if(!c&&(b==goog.events.KeyCodes.CTRL||b==goog.events.KeyCodes.ALT||goog.userAgent.MAC&&b==goog.events.KeyCodes.META))return!1;if(goog.userAgent.WEBKIT&&d&&c)switch(a){case goog.events.KeyCodes.BACKSLASH:case goog.events.KeyCodes.OPEN_SQUARE_BRACKET:case goog.events.KeyCodes.CLOSE_SQUARE_BRACKET:case goog.events.KeyCodes.TILDE:case goog.events.KeyCodes.SEMICOLON:case goog.events.KeyCodes.DASH:case goog.events.KeyCodes.EQUALS:case goog.events.KeyCodes.COMMA:case goog.events.KeyCodes.PERIOD:case goog.events.KeyCodes.SLASH:case goog.events.KeyCodes.APOSTROPHE:case goog.events.KeyCodes.SINGLE_QUOTE:return!1}if(goog.userAgent.IE&&
-d&&b==a)return!1;switch(a){case goog.events.KeyCodes.ENTER:return!(goog.userAgent.IE&&goog.userAgent.isDocumentModeOrHigher(9));case goog.events.KeyCodes.ESC:return!goog.userAgent.WEBKIT}return goog.events.KeyCodes.isCharacterKey(a)};
-goog.events.KeyCodes.isCharacterKey=function(a){if(a>=goog.events.KeyCodes.ZERO&&a<=goog.events.KeyCodes.NINE||a>=goog.events.KeyCodes.NUM_ZERO&&a<=goog.events.KeyCodes.NUM_MULTIPLY||a>=goog.events.KeyCodes.A&&a<=goog.events.KeyCodes.Z||goog.userAgent.WEBKIT&&0==a)return!0;switch(a){case goog.events.KeyCodes.SPACE:case goog.events.KeyCodes.QUESTION_MARK:case goog.events.KeyCodes.NUM_PLUS:case goog.events.KeyCodes.NUM_MINUS:case goog.events.KeyCodes.NUM_PERIOD:case goog.events.KeyCodes.NUM_DIVISION:case goog.events.KeyCodes.SEMICOLON:case goog.events.KeyCodes.FF_SEMICOLON:case goog.events.KeyCodes.DASH:case goog.events.KeyCodes.EQUALS:case goog.events.KeyCodes.FF_EQUALS:case goog.events.KeyCodes.COMMA:case goog.events.KeyCodes.PERIOD:case goog.events.KeyCodes.SLASH:case goog.events.KeyCodes.APOSTROPHE:case goog.events.KeyCodes.SINGLE_QUOTE:case goog.events.KeyCodes.OPEN_SQUARE_BRACKET:case goog.events.KeyCodes.BACKSLASH:case goog.events.KeyCodes.CLOSE_SQUARE_BRACKET:return!0;
-default:return!1}};goog.events.KeyCodes.normalizeKeyCode=function(a){return goog.userAgent.GECKO?goog.events.KeyCodes.normalizeGeckoKeyCode(a):goog.userAgent.MAC&&goog.userAgent.WEBKIT?goog.events.KeyCodes.normalizeMacWebKitKeyCode(a):a};
+goog.events.KeyCodes.firesKeyPressEvent=function(a,b,c,d,e){if(!(goog.userAgent.IE||goog.userAgent.EDGE||goog.userAgent.WEBKIT&&goog.userAgent.isVersionOrHigher("525")))return!0;if(goog.userAgent.MAC&&e)return goog.events.KeyCodes.isCharacterKey(a);if(e&&!d)return!1;goog.isNumber(b)&&(b=goog.events.KeyCodes.normalizeKeyCode(b));if(!c&&(b==goog.events.KeyCodes.CTRL||b==goog.events.KeyCodes.ALT||goog.userAgent.MAC&&b==goog.events.KeyCodes.META))return!1;if((goog.userAgent.WEBKIT||goog.userAgent.EDGE)&&
+d&&c)switch(a){case goog.events.KeyCodes.BACKSLASH:case goog.events.KeyCodes.OPEN_SQUARE_BRACKET:case goog.events.KeyCodes.CLOSE_SQUARE_BRACKET:case goog.events.KeyCodes.TILDE:case goog.events.KeyCodes.SEMICOLON:case goog.events.KeyCodes.DASH:case goog.events.KeyCodes.EQUALS:case goog.events.KeyCodes.COMMA:case goog.events.KeyCodes.PERIOD:case goog.events.KeyCodes.SLASH:case goog.events.KeyCodes.APOSTROPHE:case goog.events.KeyCodes.SINGLE_QUOTE:return!1}if(goog.userAgent.IE&&d&&b==a)return!1;switch(a){case goog.events.KeyCodes.ENTER:return!0;
+case goog.events.KeyCodes.ESC:return!(goog.userAgent.WEBKIT||goog.userAgent.EDGE)}return goog.events.KeyCodes.isCharacterKey(a)};
+goog.events.KeyCodes.isCharacterKey=function(a){if(a>=goog.events.KeyCodes.ZERO&&a<=goog.events.KeyCodes.NINE||a>=goog.events.KeyCodes.NUM_ZERO&&a<=goog.events.KeyCodes.NUM_MULTIPLY||a>=goog.events.KeyCodes.A&&a<=goog.events.KeyCodes.Z||(goog.userAgent.WEBKIT||goog.userAgent.EDGE)&&0==a)return!0;switch(a){case goog.events.KeyCodes.SPACE:case goog.events.KeyCodes.QUESTION_MARK:case goog.events.KeyCodes.NUM_PLUS:case goog.events.KeyCodes.NUM_MINUS:case goog.events.KeyCodes.NUM_PERIOD:case goog.events.KeyCodes.NUM_DIVISION:case goog.events.KeyCodes.SEMICOLON:case goog.events.KeyCodes.FF_SEMICOLON:case goog.events.KeyCodes.DASH:case goog.events.KeyCodes.EQUALS:case goog.events.KeyCodes.FF_EQUALS:case goog.events.KeyCodes.COMMA:case goog.events.KeyCodes.PERIOD:case goog.events.KeyCodes.SLASH:case goog.events.KeyCodes.APOSTROPHE:case goog.events.KeyCodes.SINGLE_QUOTE:case goog.events.KeyCodes.OPEN_SQUARE_BRACKET:case goog.events.KeyCodes.BACKSLASH:case goog.events.KeyCodes.CLOSE_SQUARE_BRACKET:return!0;default:return!1}};
+goog.events.KeyCodes.normalizeKeyCode=function(a){return goog.userAgent.GECKO?goog.events.KeyCodes.normalizeGeckoKeyCode(a):goog.userAgent.MAC&&goog.userAgent.WEBKIT?goog.events.KeyCodes.normalizeMacWebKitKeyCode(a):a};
 goog.events.KeyCodes.normalizeGeckoKeyCode=function(a){switch(a){case goog.events.KeyCodes.FF_EQUALS:return goog.events.KeyCodes.EQUALS;case goog.events.KeyCodes.FF_SEMICOLON:return goog.events.KeyCodes.SEMICOLON;case goog.events.KeyCodes.FF_DASH:return goog.events.KeyCodes.DASH;case goog.events.KeyCodes.MAC_FF_META:return goog.events.KeyCodes.META;case goog.events.KeyCodes.WIN_KEY_FF_LINUX:return goog.events.KeyCodes.WIN_KEY;default:return a}};
 goog.events.KeyCodes.normalizeMacWebKitKeyCode=function(a){switch(a){case goog.events.KeyCodes.MAC_WK_CMD_RIGHT:return goog.events.KeyCodes.META;default:return a}};goog.events.KeyHandler=function(a,b){goog.events.EventTarget.call(this);a&&this.attach(a,b)};goog.inherits(goog.events.KeyHandler,goog.events.EventTarget);goog.events.KeyHandler.prototype.element_=null;goog.events.KeyHandler.prototype.keyPressKey_=null;goog.events.KeyHandler.prototype.keyDownKey_=null;goog.events.KeyHandler.prototype.keyUpKey_=null;goog.events.KeyHandler.prototype.lastKey_=-1;goog.events.KeyHandler.prototype.keyCode_=-1;goog.events.KeyHandler.prototype.altKey_=!1;
 goog.events.KeyHandler.EventType={KEY:"key"};
 goog.events.KeyHandler.safariKey_={3:goog.events.KeyCodes.ENTER,12:goog.events.KeyCodes.NUMLOCK,63232:goog.events.KeyCodes.UP,63233:goog.events.KeyCodes.DOWN,63234:goog.events.KeyCodes.LEFT,63235:goog.events.KeyCodes.RIGHT,63236:goog.events.KeyCodes.F1,63237:goog.events.KeyCodes.F2,63238:goog.events.KeyCodes.F3,63239:goog.events.KeyCodes.F4,63240:goog.events.KeyCodes.F5,63241:goog.events.KeyCodes.F6,63242:goog.events.KeyCodes.F7,63243:goog.events.KeyCodes.F8,63244:goog.events.KeyCodes.F9,63245:goog.events.KeyCodes.F10,
 63246:goog.events.KeyCodes.F11,63247:goog.events.KeyCodes.F12,63248:goog.events.KeyCodes.PRINT_SCREEN,63272:goog.events.KeyCodes.DELETE,63273:goog.events.KeyCodes.HOME,63275:goog.events.KeyCodes.END,63276:goog.events.KeyCodes.PAGE_UP,63277:goog.events.KeyCodes.PAGE_DOWN,63289:goog.events.KeyCodes.NUMLOCK,63302:goog.events.KeyCodes.INSERT};
 goog.events.KeyHandler.keyIdentifier_={Up:goog.events.KeyCodes.UP,Down:goog.events.KeyCodes.DOWN,Left:goog.events.KeyCodes.LEFT,Right:goog.events.KeyCodes.RIGHT,Enter:goog.events.KeyCodes.ENTER,F1:goog.events.KeyCodes.F1,F2:goog.events.KeyCodes.F2,F3:goog.events.KeyCodes.F3,F4:goog.events.KeyCodes.F4,F5:goog.events.KeyCodes.F5,F6:goog.events.KeyCodes.F6,F7:goog.events.KeyCodes.F7,F8:goog.events.KeyCodes.F8,F9:goog.events.KeyCodes.F9,F10:goog.events.KeyCodes.F10,F11:goog.events.KeyCodes.F11,F12:goog.events.KeyCodes.F12,
-"U+007F":goog.events.KeyCodes.DELETE,Home:goog.events.KeyCodes.HOME,End:goog.events.KeyCodes.END,PageUp:goog.events.KeyCodes.PAGE_UP,PageDown:goog.events.KeyCodes.PAGE_DOWN,Insert:goog.events.KeyCodes.INSERT};goog.events.KeyHandler.USES_KEYDOWN_=goog.userAgent.IE||goog.userAgent.WEBKIT&&goog.userAgent.isVersionOrHigher("525");goog.events.KeyHandler.SAVE_ALT_FOR_KEYPRESS_=goog.userAgent.MAC&&goog.userAgent.GECKO;
-goog.events.KeyHandler.prototype.handleKeyDown_=function(a){goog.userAgent.WEBKIT&&(this.lastKey_==goog.events.KeyCodes.CTRL&&!a.ctrlKey||this.lastKey_==goog.events.KeyCodes.ALT&&!a.altKey||goog.userAgent.MAC&&this.lastKey_==goog.events.KeyCodes.META&&!a.metaKey)&&(this.keyCode_=this.lastKey_=-1);-1==this.lastKey_&&(a.ctrlKey&&a.keyCode!=goog.events.KeyCodes.CTRL?this.lastKey_=goog.events.KeyCodes.CTRL:a.altKey&&a.keyCode!=goog.events.KeyCodes.ALT?this.lastKey_=goog.events.KeyCodes.ALT:a.metaKey&&
+"U+007F":goog.events.KeyCodes.DELETE,Home:goog.events.KeyCodes.HOME,End:goog.events.KeyCodes.END,PageUp:goog.events.KeyCodes.PAGE_UP,PageDown:goog.events.KeyCodes.PAGE_DOWN,Insert:goog.events.KeyCodes.INSERT};goog.events.KeyHandler.USES_KEYDOWN_=goog.userAgent.IE||goog.userAgent.EDGE||goog.userAgent.WEBKIT&&goog.userAgent.isVersionOrHigher("525");goog.events.KeyHandler.SAVE_ALT_FOR_KEYPRESS_=goog.userAgent.MAC&&goog.userAgent.GECKO;
+goog.events.KeyHandler.prototype.handleKeyDown_=function(a){(goog.userAgent.WEBKIT||goog.userAgent.EDGE)&&(this.lastKey_==goog.events.KeyCodes.CTRL&&!a.ctrlKey||this.lastKey_==goog.events.KeyCodes.ALT&&!a.altKey||goog.userAgent.MAC&&this.lastKey_==goog.events.KeyCodes.META&&!a.metaKey)&&this.resetState();-1==this.lastKey_&&(a.ctrlKey&&a.keyCode!=goog.events.KeyCodes.CTRL?this.lastKey_=goog.events.KeyCodes.CTRL:a.altKey&&a.keyCode!=goog.events.KeyCodes.ALT?this.lastKey_=goog.events.KeyCodes.ALT:a.metaKey&&
 a.keyCode!=goog.events.KeyCodes.META&&(this.lastKey_=goog.events.KeyCodes.META));goog.events.KeyHandler.USES_KEYDOWN_&&!goog.events.KeyCodes.firesKeyPressEvent(a.keyCode,this.lastKey_,a.shiftKey,a.ctrlKey,a.altKey)?this.handleEvent(a):(this.keyCode_=goog.events.KeyCodes.normalizeKeyCode(a.keyCode),goog.events.KeyHandler.SAVE_ALT_FOR_KEYPRESS_&&(this.altKey_=a.altKey))};goog.events.KeyHandler.prototype.resetState=function(){this.keyCode_=this.lastKey_=-1};
 goog.events.KeyHandler.prototype.handleKeyup_=function(a){this.resetState();this.altKey_=a.altKey};
-goog.events.KeyHandler.prototype.handleEvent=function(a){var b=a.getBrowserEvent(),c,d,e=b.altKey;goog.userAgent.IE&&a.type==goog.events.EventType.KEYPRESS?(c=this.keyCode_,d=c!=goog.events.KeyCodes.ENTER&&c!=goog.events.KeyCodes.ESC?b.keyCode:0):goog.userAgent.WEBKIT&&a.type==goog.events.EventType.KEYPRESS?(c=this.keyCode_,d=0<=b.charCode&&63232>b.charCode&&goog.events.KeyCodes.isCharacterKey(c)?b.charCode:0):goog.userAgent.OPERA?(c=this.keyCode_,d=goog.events.KeyCodes.isCharacterKey(c)?b.keyCode:
-0):(c=b.keyCode||this.keyCode_,d=b.charCode||0,goog.events.KeyHandler.SAVE_ALT_FOR_KEYPRESS_&&(e=this.altKey_),goog.userAgent.MAC&&d==goog.events.KeyCodes.QUESTION_MARK&&c==goog.events.KeyCodes.WIN_KEY&&(c=goog.events.KeyCodes.SLASH));var f=c=goog.events.KeyCodes.normalizeKeyCode(c),g=b.keyIdentifier;c?63232<=c&&c in goog.events.KeyHandler.safariKey_?f=goog.events.KeyHandler.safariKey_[c]:25==c&&a.shiftKey&&(f=9):g&&g in goog.events.KeyHandler.keyIdentifier_&&(f=goog.events.KeyHandler.keyIdentifier_[g]);
-a=f==this.lastKey_;this.lastKey_=f;b=new goog.events.KeyEvent(f,d,a,b);b.altKey=e;this.dispatchEvent(b)};goog.events.KeyHandler.prototype.getElement=function(){return this.element_};
+goog.events.KeyHandler.prototype.handleEvent=function(a){var b=a.getBrowserEvent(),c,d,e=b.altKey;goog.userAgent.IE&&a.type==goog.events.EventType.KEYPRESS?(c=this.keyCode_,d=c!=goog.events.KeyCodes.ENTER&&c!=goog.events.KeyCodes.ESC?b.keyCode:0):(goog.userAgent.WEBKIT||goog.userAgent.EDGE)&&a.type==goog.events.EventType.KEYPRESS?(c=this.keyCode_,d=0<=b.charCode&&63232>b.charCode&&goog.events.KeyCodes.isCharacterKey(c)?b.charCode:0):goog.userAgent.OPERA&&!goog.userAgent.WEBKIT?(c=this.keyCode_,d=
+goog.events.KeyCodes.isCharacterKey(c)?b.keyCode:0):(c=b.keyCode||this.keyCode_,d=b.charCode||0,goog.events.KeyHandler.SAVE_ALT_FOR_KEYPRESS_&&(e=this.altKey_),goog.userAgent.MAC&&d==goog.events.KeyCodes.QUESTION_MARK&&c==goog.events.KeyCodes.WIN_KEY&&(c=goog.events.KeyCodes.SLASH));var f=c=goog.events.KeyCodes.normalizeKeyCode(c),g=b.keyIdentifier;c?63232<=c&&c in goog.events.KeyHandler.safariKey_?f=goog.events.KeyHandler.safariKey_[c]:25==c&&a.shiftKey&&(f=9):g&&g in goog.events.KeyHandler.keyIdentifier_&&
+(f=goog.events.KeyHandler.keyIdentifier_[g]);a=f==this.lastKey_;this.lastKey_=f;b=new goog.events.KeyEvent(f,d,a,b);b.altKey=e;this.dispatchEvent(b)};goog.events.KeyHandler.prototype.getElement=function(){return this.element_};
 goog.events.KeyHandler.prototype.attach=function(a,b){this.keyUpKey_&&this.detach();this.element_=a;this.keyPressKey_=goog.events.listen(this.element_,goog.events.EventType.KEYPRESS,this,b);this.keyDownKey_=goog.events.listen(this.element_,goog.events.EventType.KEYDOWN,this.handleKeyDown_,b,this);this.keyUpKey_=goog.events.listen(this.element_,goog.events.EventType.KEYUP,this.handleKeyup_,b,this)};
 goog.events.KeyHandler.prototype.detach=function(){this.keyPressKey_&&(goog.events.unlistenByKey(this.keyPressKey_),goog.events.unlistenByKey(this.keyDownKey_),goog.events.unlistenByKey(this.keyUpKey_),this.keyUpKey_=this.keyDownKey_=this.keyPressKey_=null);this.element_=null;this.keyCode_=this.lastKey_=-1};goog.events.KeyHandler.prototype.disposeInternal=function(){goog.events.KeyHandler.superClass_.disposeInternal.call(this);this.detach()};
-goog.events.KeyEvent=function(a,b,c,d){goog.events.BrowserEvent.call(this,d);this.type=goog.events.KeyHandler.EventType.KEY;this.keyCode=a;this.charCode=b;this.repeat=c};goog.inherits(goog.events.KeyEvent,goog.events.BrowserEvent);goog.dom.classlist={};goog.dom.classlist.ALWAYS_USE_DOM_TOKEN_LIST=!1;goog.dom.classlist.NATIVE_DOM_TOKEN_LIST_=goog.dom.classlist.ALWAYS_USE_DOM_TOKEN_LIST||!!goog.global.DOMTokenList;goog.dom.classlist.get=goog.dom.classlist.NATIVE_DOM_TOKEN_LIST_?function(a){return a.classList}:function(a){a=a.className;return goog.isString(a)&&a.match(/\S+/g)||[]};goog.dom.classlist.set=function(a,b){a.className=b};
-goog.dom.classlist.contains=goog.dom.classlist.NATIVE_DOM_TOKEN_LIST_?function(a,b){goog.asserts.assert(!!a.classList);return a.classList.contains(b)}:function(a,b){return goog.array.contains(goog.dom.classlist.get(a),b)};goog.dom.classlist.add=goog.dom.classlist.NATIVE_DOM_TOKEN_LIST_?function(a,b){a.classList.add(b)}:function(a,b){goog.dom.classlist.contains(a,b)||(a.className+=0<a.className.length?" "+b:b)};
-goog.dom.classlist.addAll=goog.dom.classlist.NATIVE_DOM_TOKEN_LIST_?function(a,b){goog.array.forEach(b,function(b){goog.dom.classlist.add(a,b)})}:function(a,b){var c={};goog.array.forEach(goog.dom.classlist.get(a),function(a){c[a]=!0});goog.array.forEach(b,function(a){c[a]=!0});a.className="";for(var d in c)a.className+=0<a.className.length?" "+d:d};
-goog.dom.classlist.remove=goog.dom.classlist.NATIVE_DOM_TOKEN_LIST_?function(a,b){a.classList.remove(b)}:function(a,b){goog.dom.classlist.contains(a,b)&&(a.className=goog.array.filter(goog.dom.classlist.get(a),function(a){return a!=b}).join(" "))};
-goog.dom.classlist.removeAll=goog.dom.classlist.NATIVE_DOM_TOKEN_LIST_?function(a,b){goog.array.forEach(b,function(b){goog.dom.classlist.remove(a,b)})}:function(a,b){a.className=goog.array.filter(goog.dom.classlist.get(a),function(a){return!goog.array.contains(b,a)}).join(" ")};goog.dom.classlist.enable=function(a,b,c){c?goog.dom.classlist.add(a,b):goog.dom.classlist.remove(a,b)};
+goog.events.KeyEvent=function(a,b,c,d){goog.events.BrowserEvent.call(this,d);this.type=goog.events.KeyHandler.EventType.KEY;this.keyCode=a;this.charCode=b;this.repeat=c};goog.inherits(goog.events.KeyEvent,goog.events.BrowserEvent);goog.dom.classlist={};goog.dom.classlist.ALWAYS_USE_DOM_TOKEN_LIST=!1;goog.dom.classlist.get=function(a){if(goog.dom.classlist.ALWAYS_USE_DOM_TOKEN_LIST||a.classList)return a.classList;a=a.className;return goog.isString(a)&&a.match(/\S+/g)||[]};goog.dom.classlist.set=function(a,b){a.className=b};goog.dom.classlist.contains=function(a,b){return goog.dom.classlist.ALWAYS_USE_DOM_TOKEN_LIST||a.classList?a.classList.contains(b):goog.array.contains(goog.dom.classlist.get(a),b)};
+goog.dom.classlist.add=function(a,b){goog.dom.classlist.ALWAYS_USE_DOM_TOKEN_LIST||a.classList?a.classList.add(b):goog.dom.classlist.contains(a,b)||(a.className+=0<a.className.length?" "+b:b)};
+goog.dom.classlist.addAll=function(a,b){if(goog.dom.classlist.ALWAYS_USE_DOM_TOKEN_LIST||a.classList)goog.array.forEach(b,function(b){goog.dom.classlist.add(a,b)});else{var c={};goog.array.forEach(goog.dom.classlist.get(a),function(a){c[a]=!0});goog.array.forEach(b,function(a){c[a]=!0});a.className="";for(var d in c)a.className+=0<a.className.length?" "+d:d}};
+goog.dom.classlist.remove=function(a,b){goog.dom.classlist.ALWAYS_USE_DOM_TOKEN_LIST||a.classList?a.classList.remove(b):goog.dom.classlist.contains(a,b)&&(a.className=goog.array.filter(goog.dom.classlist.get(a),function(a){return a!=b}).join(" "))};
+goog.dom.classlist.removeAll=function(a,b){goog.dom.classlist.ALWAYS_USE_DOM_TOKEN_LIST||a.classList?goog.array.forEach(b,function(b){goog.dom.classlist.remove(a,b)}):a.className=goog.array.filter(goog.dom.classlist.get(a),function(a){return!goog.array.contains(b,a)}).join(" ")};goog.dom.classlist.enable=function(a,b,c){c?goog.dom.classlist.add(a,b):goog.dom.classlist.remove(a,b)};goog.dom.classlist.enableAll=function(a,b,c){(c?goog.dom.classlist.addAll:goog.dom.classlist.removeAll)(a,b)};
 goog.dom.classlist.swap=function(a,b,c){return goog.dom.classlist.contains(a,b)?(goog.dom.classlist.remove(a,b),goog.dom.classlist.add(a,c),!0):!1};goog.dom.classlist.toggle=function(a,b){var c=!goog.dom.classlist.contains(a,b);goog.dom.classlist.enable(a,b,c);return c};goog.dom.classlist.addRemove=function(a,b,c){goog.dom.classlist.remove(a,b);goog.dom.classlist.add(a,c)};goog.ui.registry={};goog.ui.registry.getDefaultRenderer=function(a){for(var b;a;){b=goog.getUid(a);if(b=goog.ui.registry.defaultRenderers_[b])break;a=a.superClass_?a.superClass_.constructor:null}return b?goog.isFunction(b.getInstance)?b.getInstance():new b:null};
 goog.ui.registry.setDefaultRenderer=function(a,b){if(!goog.isFunction(a))throw Error("Invalid component class "+a);if(!goog.isFunction(b))throw Error("Invalid renderer class "+b);var c=goog.getUid(a);goog.ui.registry.defaultRenderers_[c]=b};goog.ui.registry.getDecoratorByClassName=function(a){return a in goog.ui.registry.decoratorFunctions_?goog.ui.registry.decoratorFunctions_[a]():null};
-goog.ui.registry.setDecoratorByClassName=function(a,b){if(!a)throw Error("Invalid class name "+a);if(!goog.isFunction(b))throw Error("Invalid decorator function "+b);goog.ui.registry.decoratorFunctions_[a]=b};goog.ui.registry.getDecorator=function(a){for(var b=goog.dom.classlist.get(a),c=0,d=b.length;c<d;c++)if(a=goog.ui.registry.getDecoratorByClassName(b[c]))return a;return null};goog.ui.registry.reset=function(){goog.ui.registry.defaultRenderers_={};goog.ui.registry.decoratorFunctions_={}};
-goog.ui.registry.defaultRenderers_={};goog.ui.registry.decoratorFunctions_={};goog.ui.ContainerRenderer=function(){};goog.addSingletonGetter(goog.ui.ContainerRenderer);goog.ui.ContainerRenderer.getCustomRenderer=function(a,b){var c=new a;c.getCssClass=function(){return b};return c};goog.ui.ContainerRenderer.CSS_CLASS="goog-container";goog.ui.ContainerRenderer.prototype.getAriaRole=function(){};goog.ui.ContainerRenderer.prototype.enableTabIndex=function(a,b){a&&(a.tabIndex=b?0:-1)};
-goog.ui.ContainerRenderer.prototype.createDom=function(a){return a.getDomHelper().createDom("div",this.getClassNames(a).join(" "))};goog.ui.ContainerRenderer.prototype.getContentElement=function(a){return a};goog.ui.ContainerRenderer.prototype.canDecorate=function(a){return"DIV"==a.tagName};
+goog.ui.registry.setDecoratorByClassName=function(a,b){if(!a)throw Error("Invalid class name "+a);if(!goog.isFunction(b))throw Error("Invalid decorator function "+b);goog.ui.registry.decoratorFunctions_[a]=b};goog.ui.registry.getDecorator=function(a){goog.asserts.assert(a);for(var b=goog.dom.classlist.get(a),c=0,d=b.length;c<d;c++)if(a=goog.ui.registry.getDecoratorByClassName(b[c]))return a;return null};
+goog.ui.registry.reset=function(){goog.ui.registry.defaultRenderers_={};goog.ui.registry.decoratorFunctions_={}};goog.ui.registry.defaultRenderers_={};goog.ui.registry.decoratorFunctions_={};goog.ui.ContainerRenderer=function(a){this.ariaRole_=a};goog.addSingletonGetter(goog.ui.ContainerRenderer);goog.ui.ContainerRenderer.getCustomRenderer=function(a,b){var c=new a;c.getCssClass=function(){return b};return c};goog.ui.ContainerRenderer.CSS_CLASS="goog-container";goog.ui.ContainerRenderer.prototype.getAriaRole=function(){return this.ariaRole_};goog.ui.ContainerRenderer.prototype.enableTabIndex=function(a,b){a&&(a.tabIndex=b?0:-1)};
+goog.ui.ContainerRenderer.prototype.createDom=function(a){return a.getDomHelper().createDom(goog.dom.TagName.DIV,this.getClassNames(a).join(" "))};goog.ui.ContainerRenderer.prototype.getContentElement=function(a){return a};goog.ui.ContainerRenderer.prototype.canDecorate=function(a){return"DIV"==a.tagName};
 goog.ui.ContainerRenderer.prototype.decorate=function(a,b){b.id&&a.setId(b.id);var c=this.getCssClass(),d=!1,e=goog.dom.classlist.get(b);e&&goog.array.forEach(e,function(b){b==c?d=!0:b&&this.setStateFromClassName(a,b,c)},this);d||goog.dom.classlist.add(b,c);this.decorateChildren(a,this.getContentElement(b));return b};
 goog.ui.ContainerRenderer.prototype.setStateFromClassName=function(a,b,c){b==c+"-disabled"?a.setEnabled(!1):b==c+"-horizontal"?a.setOrientation(goog.ui.Container.Orientation.HORIZONTAL):b==c+"-vertical"&&a.setOrientation(goog.ui.Container.Orientation.VERTICAL)};
 goog.ui.ContainerRenderer.prototype.decorateChildren=function(a,b,c){if(b){c=c||b.firstChild;for(var d;c&&c.parentNode==b;){d=c.nextSibling;if(c.nodeType==goog.dom.NodeType.ELEMENT){var e=this.getDecoratorForChild(c);e&&(e.setElementInternal(c),a.isEnabled()||e.setEnabled(!1),a.addChild(e),e.decorate(c))}else c.nodeValue&&""!=goog.string.trim(c.nodeValue)||b.removeChild(c);c=d}}};goog.ui.ContainerRenderer.prototype.getDecoratorForChild=function(a){return goog.ui.registry.getDecorator(a)};
 goog.ui.ContainerRenderer.prototype.initializeDom=function(a){a=a.getElement();goog.asserts.assert(a,"The container DOM element cannot be null.");goog.style.setUnselectable(a,!0,goog.userAgent.GECKO);goog.userAgent.IE&&(a.hideFocus=!0);var b=this.getAriaRole();b&&goog.a11y.aria.setRole(a,b)};goog.ui.ContainerRenderer.prototype.getKeyEventTarget=function(a){return a.getElement()};goog.ui.ContainerRenderer.prototype.getCssClass=function(){return goog.ui.ContainerRenderer.CSS_CLASS};
-goog.ui.ContainerRenderer.prototype.getClassNames=function(a){var b=this.getCssClass(),c=a.getOrientation()==goog.ui.Container.Orientation.HORIZONTAL,c=[b,c?b+"-horizontal":b+"-vertical"];a.isEnabled()||c.push(b+"-disabled");return c};goog.ui.ContainerRenderer.prototype.getDefaultOrientation=function(){return goog.ui.Container.Orientation.VERTICAL};goog.ui.ControlRenderer=function(){};goog.addSingletonGetter(goog.ui.ControlRenderer);goog.ui.ControlRenderer.getCustomRenderer=function(a,b){var c=new a;c.getCssClass=function(){return b};return c};goog.ui.ControlRenderer.CSS_CLASS="goog-control";goog.ui.ControlRenderer.IE6_CLASS_COMBINATIONS=[];goog.ui.ControlRenderer.prototype.getAriaRole=function(){};
-goog.ui.ControlRenderer.prototype.createDom=function(a){var b=a.getDomHelper().createDom("div",this.getClassNames(a).join(" "),a.getContent());this.setAriaStates(a,b);return b};goog.ui.ControlRenderer.prototype.getContentElement=function(a){return a};
-goog.ui.ControlRenderer.prototype.enableClassName=function(a,b,c){if(a=a.getElement?a.getElement():a)if(goog.userAgent.IE&&!goog.userAgent.isVersionOrHigher("7")){var d=this.getAppliedCombinedClassNames_(goog.dom.classes.get(a),b);d.push(b);goog.partial(c?goog.dom.classes.add:goog.dom.classes.remove,a).apply(null,d)}else goog.dom.classes.enable(a,b,c)};goog.ui.ControlRenderer.prototype.enableExtraClassName=function(a,b,c){this.enableClassName(a,b,c)};
-goog.ui.ControlRenderer.prototype.canDecorate=function(a){return!0};
-goog.ui.ControlRenderer.prototype.decorate=function(a,b){b.id&&a.setId(b.id);var c=this.getContentElement(b);c&&c.firstChild?a.setContentInternal(c.firstChild.nextSibling?goog.array.clone(c.childNodes):c.firstChild):a.setContentInternal(null);var d=0,e=this.getCssClass(),f=this.getStructuralCssClass(),g=!1,h=!1,c=!1,k=goog.dom.classes.get(b);goog.array.forEach(k,function(a){g||a!=e?h||a!=f?d|=this.getStateFromClass(a):h=!0:(g=!0,f==e&&(h=!0))},this);a.setStateInternal(d);g||(k.push(e),f==e&&(h=!0));
-h||k.push(f);var l=a.getExtraClassNames();l&&k.push.apply(k,l);if(goog.userAgent.IE&&!goog.userAgent.isVersionOrHigher("7")){var p=this.getAppliedCombinedClassNames_(k);0<p.length&&(k.push.apply(k,p),c=!0)}g&&h&&!l&&!c||goog.dom.classes.set(b,k.join(" "));this.setAriaStates(a,b);return b};goog.ui.ControlRenderer.prototype.initializeDom=function(a){a.isRightToLeft()&&this.setRightToLeft(a.getElement(),!0);a.isEnabled()&&this.setFocusable(a,a.isVisible())};
-goog.ui.ControlRenderer.prototype.setAriaRole=function(a,b){var c=b||this.getAriaRole();c&&(goog.asserts.assert(a,"The element passed as a first parameter cannot be null."),goog.a11y.aria.setRole(a,c))};
-goog.ui.ControlRenderer.prototype.setAriaStates=function(a,b){goog.asserts.assert(a);goog.asserts.assert(b);a.isVisible()||goog.a11y.aria.setState(b,goog.a11y.aria.State.HIDDEN,!a.isVisible());a.isEnabled()||this.updateAriaState(b,goog.ui.Component.State.DISABLED,!a.isEnabled());a.isSupportedState(goog.ui.Component.State.SELECTED)&&this.updateAriaState(b,goog.ui.Component.State.SELECTED,a.isSelected());a.isSupportedState(goog.ui.Component.State.CHECKED)&&this.updateAriaState(b,goog.ui.Component.State.CHECKED,
-a.isChecked());a.isSupportedState(goog.ui.Component.State.OPENED)&&this.updateAriaState(b,goog.ui.Component.State.OPENED,a.isOpen())};goog.ui.ControlRenderer.prototype.setAllowTextSelection=function(a,b){goog.style.setUnselectable(a,!b,!goog.userAgent.IE&&!goog.userAgent.OPERA)};goog.ui.ControlRenderer.prototype.setRightToLeft=function(a,b){this.enableClassName(a,this.getStructuralCssClass()+"-rtl",b)};
-goog.ui.ControlRenderer.prototype.isFocusable=function(a){var b;return a.isSupportedState(goog.ui.Component.State.FOCUSED)&&(b=a.getKeyEventTarget())?goog.dom.isFocusableTabIndex(b):!1};goog.ui.ControlRenderer.prototype.setFocusable=function(a,b){var c;if(a.isSupportedState(goog.ui.Component.State.FOCUSED)&&(c=a.getKeyEventTarget())){if(!b&&a.isFocused()){try{c.blur()}catch(d){}a.isFocused()&&a.handleBlur(null)}goog.dom.isFocusableTabIndex(c)!=b&&goog.dom.setFocusableTabIndex(c,b)}};
-goog.ui.ControlRenderer.prototype.setVisible=function(a,b){goog.style.setElementShown(a,b);a&&goog.a11y.aria.setState(a,goog.a11y.aria.State.HIDDEN,!b)};goog.ui.ControlRenderer.prototype.setState=function(a,b,c){var d=a.getElement();if(d){var e=this.getClassForState(b);e&&this.enableClassName(a,e,c);this.updateAriaState(d,b,c)}};
-goog.ui.ControlRenderer.prototype.updateAriaState=function(a,b,c){goog.ui.ControlRenderer.ARIA_STATE_MAP_||(goog.ui.ControlRenderer.ARIA_STATE_MAP_=goog.object.create(goog.ui.Component.State.DISABLED,goog.a11y.aria.State.DISABLED,goog.ui.Component.State.SELECTED,goog.a11y.aria.State.SELECTED,goog.ui.Component.State.CHECKED,goog.a11y.aria.State.CHECKED,goog.ui.Component.State.OPENED,goog.a11y.aria.State.EXPANDED));if(b=goog.ui.ControlRenderer.ARIA_STATE_MAP_[b])goog.asserts.assert(a,"The element passed as a first parameter cannot be null."),
-goog.a11y.aria.setState(a,b,c)};goog.ui.ControlRenderer.prototype.setContent=function(a,b){var c=this.getContentElement(a);if(c&&(goog.dom.removeChildren(c),b))if(goog.isString(b))goog.dom.setTextContent(c,b);else{var d=function(a){if(a){var b=goog.dom.getOwnerDocument(c);c.appendChild(goog.isString(a)?b.createTextNode(a):a)}};goog.isArray(b)?goog.array.forEach(b,d):!goog.isArrayLike(b)||"nodeType"in b?d(b):goog.array.forEach(goog.array.clone(b),d)}};
-goog.ui.ControlRenderer.prototype.getKeyEventTarget=function(a){return a.getElement()};goog.ui.ControlRenderer.prototype.getCssClass=function(){return goog.ui.ControlRenderer.CSS_CLASS};goog.ui.ControlRenderer.prototype.getIe6ClassCombinations=function(){return[]};goog.ui.ControlRenderer.prototype.getStructuralCssClass=function(){return this.getCssClass()};
+goog.ui.ContainerRenderer.prototype.getClassNames=function(a){var b=this.getCssClass(),c=a.getOrientation()==goog.ui.Container.Orientation.HORIZONTAL,c=[b,c?b+"-horizontal":b+"-vertical"];a.isEnabled()||c.push(b+"-disabled");return c};goog.ui.ContainerRenderer.prototype.getDefaultOrientation=function(){return goog.ui.Container.Orientation.VERTICAL};goog.ui.ControlRenderer=function(){};goog.addSingletonGetter(goog.ui.ControlRenderer);goog.tagUnsealableClass(goog.ui.ControlRenderer);goog.ui.ControlRenderer.getCustomRenderer=function(a,b){var c=new a;c.getCssClass=function(){return b};return c};goog.ui.ControlRenderer.CSS_CLASS="goog-control";goog.ui.ControlRenderer.IE6_CLASS_COMBINATIONS=[];
+goog.ui.ControlRenderer.TOGGLE_ARIA_STATE_MAP_=goog.object.create(goog.a11y.aria.Role.BUTTON,goog.a11y.aria.State.PRESSED,goog.a11y.aria.Role.CHECKBOX,goog.a11y.aria.State.CHECKED,goog.a11y.aria.Role.MENU_ITEM,goog.a11y.aria.State.SELECTED,goog.a11y.aria.Role.MENU_ITEM_CHECKBOX,goog.a11y.aria.State.CHECKED,goog.a11y.aria.Role.MENU_ITEM_RADIO,goog.a11y.aria.State.CHECKED,goog.a11y.aria.Role.RADIO,goog.a11y.aria.State.CHECKED,goog.a11y.aria.Role.TAB,goog.a11y.aria.State.SELECTED,goog.a11y.aria.Role.TREEITEM,
+goog.a11y.aria.State.SELECTED);goog.ui.ControlRenderer.prototype.getAriaRole=function(){};goog.ui.ControlRenderer.prototype.createDom=function(a){return a.getDomHelper().createDom(goog.dom.TagName.DIV,this.getClassNames(a).join(" "),a.getContent())};goog.ui.ControlRenderer.prototype.getContentElement=function(a){return a};
+goog.ui.ControlRenderer.prototype.enableClassName=function(a,b,c){if(a=a.getElement?a.getElement():a){var d=[b];goog.userAgent.IE&&!goog.userAgent.isVersionOrHigher("7")&&(d=this.getAppliedCombinedClassNames_(goog.dom.classlist.get(a),b),d.push(b));goog.dom.classlist.enableAll(a,d,c)}};goog.ui.ControlRenderer.prototype.enableExtraClassName=function(a,b,c){this.enableClassName(a,b,c)};goog.ui.ControlRenderer.prototype.canDecorate=function(a){return!0};
+goog.ui.ControlRenderer.prototype.decorate=function(a,b){b.id&&a.setId(b.id);var c=this.getContentElement(b);c&&c.firstChild?a.setContentInternal(c.firstChild.nextSibling?goog.array.clone(c.childNodes):c.firstChild):a.setContentInternal(null);var d=0,e=this.getCssClass(),f=this.getStructuralCssClass(),g=!1,h=!1,k=!1,l=goog.array.toArray(goog.dom.classlist.get(b));goog.array.forEach(l,function(a){g||a!=e?h||a!=f?d|=this.getStateFromClass(a):h=!0:(g=!0,f==e&&(h=!0));this.getStateFromClass(a)==goog.ui.Component.State.DISABLED&&
+(goog.asserts.assertElement(c),goog.dom.isFocusableTabIndex(c)&&goog.dom.setFocusableTabIndex(c,!1))},this);a.setStateInternal(d);g||(l.push(e),f==e&&(h=!0));h||l.push(f);var q=a.getExtraClassNames();q&&l.push.apply(l,q);if(goog.userAgent.IE&&!goog.userAgent.isVersionOrHigher("7")){var m=this.getAppliedCombinedClassNames_(l);0<m.length&&(l.push.apply(l,m),k=!0)}g&&h&&!q&&!k||goog.dom.classlist.set(b,l.join(" "));return b};
+goog.ui.ControlRenderer.prototype.initializeDom=function(a){a.isRightToLeft()&&this.setRightToLeft(a.getElement(),!0);a.isEnabled()&&this.setFocusable(a,a.isVisible())};goog.ui.ControlRenderer.prototype.setAriaRole=function(a,b){var c=b||this.getAriaRole();if(c){goog.asserts.assert(a,"The element passed as a first parameter cannot be null.");var d=goog.a11y.aria.getRole(a);c!=d&&goog.a11y.aria.setRole(a,c)}};
+goog.ui.ControlRenderer.prototype.setAriaStates=function(a,b){goog.asserts.assert(a);goog.asserts.assert(b);var c=a.getAriaLabel();goog.isDefAndNotNull(c)&&this.setAriaLabel(b,c);a.isVisible()||goog.a11y.aria.setState(b,goog.a11y.aria.State.HIDDEN,!a.isVisible());a.isEnabled()||this.updateAriaState(b,goog.ui.Component.State.DISABLED,!a.isEnabled());a.isSupportedState(goog.ui.Component.State.SELECTED)&&this.updateAriaState(b,goog.ui.Component.State.SELECTED,a.isSelected());a.isSupportedState(goog.ui.Component.State.CHECKED)&&
+this.updateAriaState(b,goog.ui.Component.State.CHECKED,a.isChecked());a.isSupportedState(goog.ui.Component.State.OPENED)&&this.updateAriaState(b,goog.ui.Component.State.OPENED,a.isOpen())};goog.ui.ControlRenderer.prototype.setAriaLabel=function(a,b){goog.a11y.aria.setLabel(a,b)};goog.ui.ControlRenderer.prototype.setAllowTextSelection=function(a,b){goog.style.setUnselectable(a,!b,!goog.userAgent.IE&&!goog.userAgent.OPERA)};
+goog.ui.ControlRenderer.prototype.setRightToLeft=function(a,b){this.enableClassName(a,this.getStructuralCssClass()+"-rtl",b)};goog.ui.ControlRenderer.prototype.isFocusable=function(a){var b;return a.isSupportedState(goog.ui.Component.State.FOCUSED)&&(b=a.getKeyEventTarget())?goog.dom.isFocusableTabIndex(b):!1};
+goog.ui.ControlRenderer.prototype.setFocusable=function(a,b){var c;if(a.isSupportedState(goog.ui.Component.State.FOCUSED)&&(c=a.getKeyEventTarget())){if(!b&&a.isFocused()){try{c.blur()}catch(d){}a.isFocused()&&a.handleBlur(null)}goog.dom.isFocusableTabIndex(c)!=b&&goog.dom.setFocusableTabIndex(c,b)}};goog.ui.ControlRenderer.prototype.setVisible=function(a,b){goog.style.setElementShown(a,b);a&&goog.a11y.aria.setState(a,goog.a11y.aria.State.HIDDEN,!b)};
+goog.ui.ControlRenderer.prototype.setState=function(a,b,c){var d=a.getElement();if(d){var e=this.getClassForState(b);e&&this.enableClassName(a,e,c);this.updateAriaState(d,b,c)}};
+goog.ui.ControlRenderer.prototype.updateAriaState=function(a,b,c){goog.ui.ControlRenderer.ariaAttributeMap_||(goog.ui.ControlRenderer.ariaAttributeMap_=goog.object.create(goog.ui.Component.State.DISABLED,goog.a11y.aria.State.DISABLED,goog.ui.Component.State.SELECTED,goog.a11y.aria.State.SELECTED,goog.ui.Component.State.CHECKED,goog.a11y.aria.State.CHECKED,goog.ui.Component.State.OPENED,goog.a11y.aria.State.EXPANDED));goog.asserts.assert(a,"The element passed as a first parameter cannot be null.");
+(b=goog.ui.ControlRenderer.getAriaStateForAriaRole_(a,goog.ui.ControlRenderer.ariaAttributeMap_[b]))&&goog.a11y.aria.setState(a,b,c)};goog.ui.ControlRenderer.getAriaStateForAriaRole_=function(a,b){var c=goog.a11y.aria.getRole(a);if(!c)return b;c=goog.ui.ControlRenderer.TOGGLE_ARIA_STATE_MAP_[c]||b;return goog.ui.ControlRenderer.isAriaState_(b)?c:b};goog.ui.ControlRenderer.isAriaState_=function(a){return a==goog.a11y.aria.State.CHECKED||a==goog.a11y.aria.State.SELECTED};
+goog.ui.ControlRenderer.prototype.setContent=function(a,b){var c=this.getContentElement(a);if(c&&(goog.dom.removeChildren(c),b))if(goog.isString(b))goog.dom.setTextContent(c,b);else{var d=function(a){if(a){var b=goog.dom.getOwnerDocument(c);c.appendChild(goog.isString(a)?b.createTextNode(a):a)}};goog.isArray(b)?goog.array.forEach(b,d):!goog.isArrayLike(b)||"nodeType"in b?d(b):goog.array.forEach(goog.array.clone(b),d)}};goog.ui.ControlRenderer.prototype.getKeyEventTarget=function(a){return a.getElement()};
+goog.ui.ControlRenderer.prototype.getCssClass=function(){return goog.ui.ControlRenderer.CSS_CLASS};goog.ui.ControlRenderer.prototype.getIe6ClassCombinations=function(){return[]};goog.ui.ControlRenderer.prototype.getStructuralCssClass=function(){return this.getCssClass()};
 goog.ui.ControlRenderer.prototype.getClassNames=function(a){var b=this.getCssClass(),c=[b],d=this.getStructuralCssClass();d!=b&&c.push(d);b=this.getClassNamesForState(a.getState());c.push.apply(c,b);(a=a.getExtraClassNames())&&c.push.apply(c,a);goog.userAgent.IE&&!goog.userAgent.isVersionOrHigher("7")&&c.push.apply(c,this.getAppliedCombinedClassNames_(c));return c};
 goog.ui.ControlRenderer.prototype.getAppliedCombinedClassNames_=function(a,b){var c=[];b&&(a=a.concat([b]));goog.array.forEach(this.getIe6ClassCombinations(),function(d){!goog.array.every(d,goog.partial(goog.array.contains,a))||b&&!goog.array.contains(d,b)||c.push(d.join("_"))});return c};goog.ui.ControlRenderer.prototype.getClassNamesForState=function(a){for(var b=[];a;){var c=a&-a;b.push(this.getClassForState(c));a&=~c}return b};
 goog.ui.ControlRenderer.prototype.getClassForState=function(a){this.classByState_||this.createClassByStateMap_();return this.classByState_[a]};goog.ui.ControlRenderer.prototype.getStateFromClass=function(a){this.stateByClass_||this.createStateByClassMap_();a=parseInt(this.stateByClass_[a],10);return isNaN(a)?0:a};
-goog.ui.ControlRenderer.prototype.createClassByStateMap_=function(){var a=this.getStructuralCssClass();this.classByState_=goog.object.create(goog.ui.Component.State.DISABLED,a+"-disabled",goog.ui.Component.State.HOVER,a+"-hover",goog.ui.Component.State.ACTIVE,a+"-active",goog.ui.Component.State.SELECTED,a+"-selected",goog.ui.Component.State.CHECKED,a+"-checked",goog.ui.Component.State.FOCUSED,a+"-focused",goog.ui.Component.State.OPENED,a+"-open")};
-goog.ui.ControlRenderer.prototype.createStateByClassMap_=function(){this.classByState_||this.createClassByStateMap_();this.stateByClass_=goog.object.transpose(this.classByState_)};goog.ui.decorate=function(a){var b=goog.ui.registry.getDecorator(a);b&&b.decorate(a);return b};goog.ui.Control=function(a,b,c){goog.ui.Component.call(this,c);this.renderer_=b||goog.ui.registry.getDefaultRenderer(this.constructor);this.setContentInternal(goog.isDef(a)?a:null)};goog.inherits(goog.ui.Control,goog.ui.Component);goog.ui.Control.registerDecorator=goog.ui.registry.setDecoratorByClassName;goog.ui.Control.getDecorator=goog.ui.registry.getDecorator;goog.ui.Control.decorate=goog.ui.decorate;goog.ui.Control.prototype.content_=null;goog.ui.Control.prototype.state_=0;
-goog.ui.Control.prototype.supportedStates_=goog.ui.Component.State.DISABLED|goog.ui.Component.State.HOVER|goog.ui.Component.State.ACTIVE|goog.ui.Component.State.FOCUSED;goog.ui.Control.prototype.autoStates_=goog.ui.Component.State.ALL;goog.ui.Control.prototype.statesWithTransitionEvents_=0;goog.ui.Control.prototype.visible_=!0;goog.ui.Control.prototype.extraClassNames_=null;goog.ui.Control.prototype.handleMouseEvents_=!0;goog.ui.Control.prototype.allowTextSelection_=!1;
-goog.ui.Control.prototype.preferredAriaRole_=null;goog.ui.Control.prototype.isHandleMouseEvents=function(){return this.handleMouseEvents_};goog.ui.Control.prototype.setHandleMouseEvents=function(a){this.isInDocument()&&a!=this.handleMouseEvents_&&this.enableMouseEventHandling_(a);this.handleMouseEvents_=a};goog.ui.Control.prototype.getKeyEventTarget=function(){return this.renderer_.getKeyEventTarget(this)};
+goog.ui.ControlRenderer.prototype.createClassByStateMap_=function(){var a=this.getStructuralCssClass(),b=!goog.string.contains(goog.string.normalizeWhitespace(a)," ");goog.asserts.assert(b,"ControlRenderer has an invalid css class: '"+a+"'");this.classByState_=goog.object.create(goog.ui.Component.State.DISABLED,a+"-disabled",goog.ui.Component.State.HOVER,a+"-hover",goog.ui.Component.State.ACTIVE,a+"-active",goog.ui.Component.State.SELECTED,a+"-selected",goog.ui.Component.State.CHECKED,a+"-checked",
+goog.ui.Component.State.FOCUSED,a+"-focused",goog.ui.Component.State.OPENED,a+"-open")};goog.ui.ControlRenderer.prototype.createStateByClassMap_=function(){this.classByState_||this.createClassByStateMap_();this.stateByClass_=goog.object.transpose(this.classByState_)};goog.ui.decorate=function(a){var b=goog.ui.registry.getDecorator(a);b&&b.decorate(a);return b};goog.ui.Control=function(a,b,c){goog.ui.Component.call(this,c);this.renderer_=b||goog.ui.registry.getDefaultRenderer(this.constructor);this.setContentInternal(goog.isDef(a)?a:null);this.ariaLabel_=null};goog.inherits(goog.ui.Control,goog.ui.Component);goog.tagUnsealableClass(goog.ui.Control);goog.ui.Control.registerDecorator=goog.ui.registry.setDecoratorByClassName;goog.ui.Control.getDecorator=goog.ui.registry.getDecorator;goog.ui.Control.decorate=goog.ui.decorate;
+goog.ui.Control.prototype.content_=null;goog.ui.Control.prototype.state_=0;goog.ui.Control.prototype.supportedStates_=goog.ui.Component.State.DISABLED|goog.ui.Component.State.HOVER|goog.ui.Component.State.ACTIVE|goog.ui.Component.State.FOCUSED;goog.ui.Control.prototype.autoStates_=goog.ui.Component.State.ALL;goog.ui.Control.prototype.statesWithTransitionEvents_=0;goog.ui.Control.prototype.visible_=!0;goog.ui.Control.prototype.extraClassNames_=null;goog.ui.Control.prototype.handleMouseEvents_=!0;
+goog.ui.Control.prototype.allowTextSelection_=!1;goog.ui.Control.prototype.preferredAriaRole_=null;goog.ui.Control.prototype.isHandleMouseEvents=function(){return this.handleMouseEvents_};goog.ui.Control.prototype.setHandleMouseEvents=function(a){this.isInDocument()&&a!=this.handleMouseEvents_&&this.enableMouseEventHandling_(a);this.handleMouseEvents_=a};goog.ui.Control.prototype.getKeyEventTarget=function(){return this.renderer_.getKeyEventTarget(this)};
 goog.ui.Control.prototype.getKeyHandler=function(){return this.keyHandler_||(this.keyHandler_=new goog.events.KeyHandler)};goog.ui.Control.prototype.getRenderer=function(){return this.renderer_};goog.ui.Control.prototype.setRenderer=function(a){if(this.isInDocument())throw Error(goog.ui.Component.Error.ALREADY_RENDERED);this.getElement()&&this.setElementInternal(null);this.renderer_=a};goog.ui.Control.prototype.getExtraClassNames=function(){return this.extraClassNames_};
 goog.ui.Control.prototype.addClassName=function(a){a&&(this.extraClassNames_?goog.array.contains(this.extraClassNames_,a)||this.extraClassNames_.push(a):this.extraClassNames_=[a],this.renderer_.enableExtraClassName(this,a,!0))};goog.ui.Control.prototype.removeClassName=function(a){a&&this.extraClassNames_&&goog.array.remove(this.extraClassNames_,a)&&(0==this.extraClassNames_.length&&(this.extraClassNames_=null),this.renderer_.enableExtraClassName(this,a,!1))};
 goog.ui.Control.prototype.enableClassName=function(a,b){b?this.addClassName(a):this.removeClassName(a)};goog.ui.Control.prototype.createDom=function(){var a=this.renderer_.createDom(this);this.setElementInternal(a);this.renderer_.setAriaRole(a,this.getPreferredAriaRole());this.isAllowTextSelection()||this.renderer_.setAllowTextSelection(a,!1);this.isVisible()||this.renderer_.setVisible(a,!1)};goog.ui.Control.prototype.getPreferredAriaRole=function(){return this.preferredAriaRole_};
-goog.ui.Control.prototype.setPreferredAriaRole=function(a){this.preferredAriaRole_=a};goog.ui.Control.prototype.getContentElement=function(){return this.renderer_.getContentElement(this.getElement())};goog.ui.Control.prototype.canDecorate=function(a){return this.renderer_.canDecorate(a)};
+goog.ui.Control.prototype.setPreferredAriaRole=function(a){this.preferredAriaRole_=a};goog.ui.Control.prototype.getAriaLabel=function(){return this.ariaLabel_};goog.ui.Control.prototype.setAriaLabel=function(a){this.ariaLabel_=a;var b=this.getElement();b&&this.renderer_.setAriaLabel(b,a)};goog.ui.Control.prototype.getContentElement=function(){return this.renderer_.getContentElement(this.getElement())};goog.ui.Control.prototype.canDecorate=function(a){return this.renderer_.canDecorate(a)};
 goog.ui.Control.prototype.decorateInternal=function(a){a=this.renderer_.decorate(this,a);this.setElementInternal(a);this.renderer_.setAriaRole(a,this.getPreferredAriaRole());this.isAllowTextSelection()||this.renderer_.setAllowTextSelection(a,!1);this.visible_="none"!=a.style.display};
-goog.ui.Control.prototype.enterDocument=function(){goog.ui.Control.superClass_.enterDocument.call(this);this.renderer_.initializeDom(this);if(this.supportedStates_&~goog.ui.Component.State.DISABLED&&(this.isHandleMouseEvents()&&this.enableMouseEventHandling_(!0),this.isSupportedState(goog.ui.Component.State.FOCUSED))){var a=this.getKeyEventTarget();if(a){var b=this.getKeyHandler();b.attach(a);this.getHandler().listen(b,goog.events.KeyHandler.EventType.KEY,this.handleKeyEvent).listen(a,goog.events.EventType.FOCUS,
-this.handleFocus).listen(a,goog.events.EventType.BLUR,this.handleBlur)}}};
-goog.ui.Control.prototype.enableMouseEventHandling_=function(a){var b=this.getHandler(),c=this.getElement();a?(b.listen(c,goog.events.EventType.MOUSEOVER,this.handleMouseOver).listen(c,goog.events.EventType.MOUSEDOWN,this.handleMouseDown).listen(c,goog.events.EventType.MOUSEUP,this.handleMouseUp).listen(c,goog.events.EventType.MOUSEOUT,this.handleMouseOut),this.handleContextMenu!=goog.nullFunction&&b.listen(c,goog.events.EventType.CONTEXTMENU,this.handleContextMenu),goog.userAgent.IE&&b.listen(c,
-goog.events.EventType.DBLCLICK,this.handleDblClick)):(b.unlisten(c,goog.events.EventType.MOUSEOVER,this.handleMouseOver).unlisten(c,goog.events.EventType.MOUSEDOWN,this.handleMouseDown).unlisten(c,goog.events.EventType.MOUSEUP,this.handleMouseUp).unlisten(c,goog.events.EventType.MOUSEOUT,this.handleMouseOut),this.handleContextMenu!=goog.nullFunction&&b.unlisten(c,goog.events.EventType.CONTEXTMENU,this.handleContextMenu),goog.userAgent.IE&&b.unlisten(c,goog.events.EventType.DBLCLICK,this.handleDblClick))};
-goog.ui.Control.prototype.exitDocument=function(){goog.ui.Control.superClass_.exitDocument.call(this);this.keyHandler_&&this.keyHandler_.detach();this.isVisible()&&this.isEnabled()&&this.renderer_.setFocusable(this,!1)};goog.ui.Control.prototype.disposeInternal=function(){goog.ui.Control.superClass_.disposeInternal.call(this);this.keyHandler_&&(this.keyHandler_.dispose(),delete this.keyHandler_);delete this.renderer_;this.extraClassNames_=this.content_=null};goog.ui.Control.prototype.getContent=function(){return this.content_};
-goog.ui.Control.prototype.setContent=function(a){this.renderer_.setContent(this.getElement(),a);this.setContentInternal(a)};goog.ui.Control.prototype.setContentInternal=function(a){this.content_=a};goog.ui.Control.prototype.getCaption=function(){var a=this.getContent();if(!a)return"";a=goog.isString(a)?a:goog.isArray(a)?goog.array.map(a,goog.dom.getRawTextContent).join(""):goog.dom.getTextContent(a);return goog.string.collapseBreakingSpaces(a)};goog.ui.Control.prototype.setCaption=function(a){this.setContent(a)};
-goog.ui.Control.prototype.setRightToLeft=function(a){goog.ui.Control.superClass_.setRightToLeft.call(this,a);var b=this.getElement();b&&this.renderer_.setRightToLeft(b,a)};goog.ui.Control.prototype.isAllowTextSelection=function(){return this.allowTextSelection_};goog.ui.Control.prototype.setAllowTextSelection=function(a){this.allowTextSelection_=a;var b=this.getElement();b&&this.renderer_.setAllowTextSelection(b,a)};goog.ui.Control.prototype.isVisible=function(){return this.visible_};
-goog.ui.Control.prototype.setVisible=function(a,b){if(b||this.visible_!=a&&this.dispatchEvent(a?goog.ui.Component.EventType.SHOW:goog.ui.Component.EventType.HIDE)){var c=this.getElement();c&&this.renderer_.setVisible(c,a);this.isEnabled()&&this.renderer_.setFocusable(this,a);this.visible_=a;return!0}return!1};goog.ui.Control.prototype.isEnabled=function(){return!this.hasState(goog.ui.Component.State.DISABLED)};
-goog.ui.Control.prototype.isParentDisabled_=function(){var a=this.getParent();return!!a&&"function"==typeof a.isEnabled&&!a.isEnabled()};goog.ui.Control.prototype.setEnabled=function(a){!this.isParentDisabled_()&&this.isTransitionAllowed(goog.ui.Component.State.DISABLED,!a)&&(a||(this.setActive(!1),this.setHighlighted(!1)),this.isVisible()&&this.renderer_.setFocusable(this,a),this.setState(goog.ui.Component.State.DISABLED,!a))};goog.ui.Control.prototype.isHighlighted=function(){return this.hasState(goog.ui.Component.State.HOVER)};
+goog.ui.Control.prototype.enterDocument=function(){goog.ui.Control.superClass_.enterDocument.call(this);this.renderer_.setAriaStates(this,this.getElementStrict());this.renderer_.initializeDom(this);if(this.supportedStates_&~goog.ui.Component.State.DISABLED&&(this.isHandleMouseEvents()&&this.enableMouseEventHandling_(!0),this.isSupportedState(goog.ui.Component.State.FOCUSED))){var a=this.getKeyEventTarget();if(a){var b=this.getKeyHandler();b.attach(a);this.getHandler().listen(b,goog.events.KeyHandler.EventType.KEY,
+this.handleKeyEvent).listen(a,goog.events.EventType.FOCUS,this.handleFocus).listen(a,goog.events.EventType.BLUR,this.handleBlur)}}};
+goog.ui.Control.prototype.enableMouseEventHandling_=function(a){var b=this.getHandler(),c=this.getElement();a?(b.listen(c,goog.events.EventType.MOUSEOVER,this.handleMouseOver).listen(c,goog.events.EventType.MOUSEDOWN,this.handleMouseDown).listen(c,goog.events.EventType.MOUSEUP,this.handleMouseUp).listen(c,goog.events.EventType.MOUSEOUT,this.handleMouseOut),this.handleContextMenu!=goog.nullFunction&&b.listen(c,goog.events.EventType.CONTEXTMENU,this.handleContextMenu),goog.userAgent.IE&&(b.listen(c,
+goog.events.EventType.DBLCLICK,this.handleDblClick),this.ieMouseEventSequenceSimulator_||(this.ieMouseEventSequenceSimulator_=new goog.ui.Control.IeMouseEventSequenceSimulator_(this),this.registerDisposable(this.ieMouseEventSequenceSimulator_)))):(b.unlisten(c,goog.events.EventType.MOUSEOVER,this.handleMouseOver).unlisten(c,goog.events.EventType.MOUSEDOWN,this.handleMouseDown).unlisten(c,goog.events.EventType.MOUSEUP,this.handleMouseUp).unlisten(c,goog.events.EventType.MOUSEOUT,this.handleMouseOut),
+this.handleContextMenu!=goog.nullFunction&&b.unlisten(c,goog.events.EventType.CONTEXTMENU,this.handleContextMenu),goog.userAgent.IE&&(b.unlisten(c,goog.events.EventType.DBLCLICK,this.handleDblClick),goog.dispose(this.ieMouseEventSequenceSimulator_),this.ieMouseEventSequenceSimulator_=null))};
+goog.ui.Control.prototype.exitDocument=function(){goog.ui.Control.superClass_.exitDocument.call(this);this.keyHandler_&&this.keyHandler_.detach();this.isVisible()&&this.isEnabled()&&this.renderer_.setFocusable(this,!1)};goog.ui.Control.prototype.disposeInternal=function(){goog.ui.Control.superClass_.disposeInternal.call(this);this.keyHandler_&&(this.keyHandler_.dispose(),delete this.keyHandler_);delete this.renderer_;this.ieMouseEventSequenceSimulator_=this.extraClassNames_=this.content_=null};
+goog.ui.Control.prototype.getContent=function(){return this.content_};goog.ui.Control.prototype.setContent=function(a){this.renderer_.setContent(this.getElement(),a);this.setContentInternal(a)};goog.ui.Control.prototype.setContentInternal=function(a){this.content_=a};goog.ui.Control.prototype.getCaption=function(){var a=this.getContent();if(!a)return"";a=goog.isString(a)?a:goog.isArray(a)?goog.array.map(a,goog.dom.getRawTextContent).join(""):goog.dom.getTextContent(a);return goog.string.collapseBreakingSpaces(a)};
+goog.ui.Control.prototype.setCaption=function(a){this.setContent(a)};goog.ui.Control.prototype.setRightToLeft=function(a){goog.ui.Control.superClass_.setRightToLeft.call(this,a);var b=this.getElement();b&&this.renderer_.setRightToLeft(b,a)};goog.ui.Control.prototype.isAllowTextSelection=function(){return this.allowTextSelection_};goog.ui.Control.prototype.setAllowTextSelection=function(a){this.allowTextSelection_=a;var b=this.getElement();b&&this.renderer_.setAllowTextSelection(b,a)};
+goog.ui.Control.prototype.isVisible=function(){return this.visible_};goog.ui.Control.prototype.setVisible=function(a,b){if(b||this.visible_!=a&&this.dispatchEvent(a?goog.ui.Component.EventType.SHOW:goog.ui.Component.EventType.HIDE)){var c=this.getElement();c&&this.renderer_.setVisible(c,a);this.isEnabled()&&this.renderer_.setFocusable(this,a);this.visible_=a;return!0}return!1};goog.ui.Control.prototype.isEnabled=function(){return!this.hasState(goog.ui.Component.State.DISABLED)};
+goog.ui.Control.prototype.isParentDisabled_=function(){var a=this.getParent();return!!a&&"function"==typeof a.isEnabled&&!a.isEnabled()};goog.ui.Control.prototype.setEnabled=function(a){!this.isParentDisabled_()&&this.isTransitionAllowed(goog.ui.Component.State.DISABLED,!a)&&(a||(this.setActive(!1),this.setHighlighted(!1)),this.isVisible()&&this.renderer_.setFocusable(this,a),this.setState(goog.ui.Component.State.DISABLED,!a,!0))};goog.ui.Control.prototype.isHighlighted=function(){return this.hasState(goog.ui.Component.State.HOVER)};
 goog.ui.Control.prototype.setHighlighted=function(a){this.isTransitionAllowed(goog.ui.Component.State.HOVER,a)&&this.setState(goog.ui.Component.State.HOVER,a)};goog.ui.Control.prototype.isActive=function(){return this.hasState(goog.ui.Component.State.ACTIVE)};goog.ui.Control.prototype.setActive=function(a){this.isTransitionAllowed(goog.ui.Component.State.ACTIVE,a)&&this.setState(goog.ui.Component.State.ACTIVE,a)};goog.ui.Control.prototype.isSelected=function(){return this.hasState(goog.ui.Component.State.SELECTED)};
 goog.ui.Control.prototype.setSelected=function(a){this.isTransitionAllowed(goog.ui.Component.State.SELECTED,a)&&this.setState(goog.ui.Component.State.SELECTED,a)};goog.ui.Control.prototype.isChecked=function(){return this.hasState(goog.ui.Component.State.CHECKED)};goog.ui.Control.prototype.setChecked=function(a){this.isTransitionAllowed(goog.ui.Component.State.CHECKED,a)&&this.setState(goog.ui.Component.State.CHECKED,a)};goog.ui.Control.prototype.isFocused=function(){return this.hasState(goog.ui.Component.State.FOCUSED)};
 goog.ui.Control.prototype.setFocused=function(a){this.isTransitionAllowed(goog.ui.Component.State.FOCUSED,a)&&this.setState(goog.ui.Component.State.FOCUSED,a)};goog.ui.Control.prototype.isOpen=function(){return this.hasState(goog.ui.Component.State.OPENED)};goog.ui.Control.prototype.setOpen=function(a){this.isTransitionAllowed(goog.ui.Component.State.OPENED,a)&&this.setState(goog.ui.Component.State.OPENED,a)};goog.ui.Control.prototype.getState=function(){return this.state_};
-goog.ui.Control.prototype.hasState=function(a){return!!(this.state_&a)};goog.ui.Control.prototype.setState=function(a,b){this.isSupportedState(a)&&b!=this.hasState(a)&&(this.renderer_.setState(this,a,b),this.state_=b?this.state_|a:this.state_&~a)};goog.ui.Control.prototype.setStateInternal=function(a){this.state_=a};goog.ui.Control.prototype.isSupportedState=function(a){return!!(this.supportedStates_&a)};
+goog.ui.Control.prototype.hasState=function(a){return!!(this.state_&a)};goog.ui.Control.prototype.setState=function(a,b,c){c||a!=goog.ui.Component.State.DISABLED?this.isSupportedState(a)&&b!=this.hasState(a)&&(this.renderer_.setState(this,a,b),this.state_=b?this.state_|a:this.state_&~a):this.setEnabled(!b)};goog.ui.Control.prototype.setStateInternal=function(a){this.state_=a};goog.ui.Control.prototype.isSupportedState=function(a){return!!(this.supportedStates_&a)};
 goog.ui.Control.prototype.setSupportedState=function(a,b){if(this.isInDocument()&&this.hasState(a)&&!b)throw Error(goog.ui.Component.Error.ALREADY_RENDERED);!b&&this.hasState(a)&&this.setState(a,!1);this.supportedStates_=b?this.supportedStates_|a:this.supportedStates_&~a};goog.ui.Control.prototype.isAutoState=function(a){return!!(this.autoStates_&a)&&this.isSupportedState(a)};goog.ui.Control.prototype.setAutoStates=function(a,b){this.autoStates_=b?this.autoStates_|a:this.autoStates_&~a};
 goog.ui.Control.prototype.isDispatchTransitionEvents=function(a){return!!(this.statesWithTransitionEvents_&a)&&this.isSupportedState(a)};goog.ui.Control.prototype.setDispatchTransitionEvents=function(a,b){this.statesWithTransitionEvents_=b?this.statesWithTransitionEvents_|a:this.statesWithTransitionEvents_&~a};
 goog.ui.Control.prototype.isTransitionAllowed=function(a,b){return this.isSupportedState(a)&&this.hasState(a)!=b&&(!(this.statesWithTransitionEvents_&a)||this.dispatchEvent(goog.ui.Component.getStateTransitionEvent(a,b)))&&!this.isDisposed()};goog.ui.Control.prototype.handleMouseOver=function(a){!goog.ui.Control.isMouseEventWithinElement_(a,this.getElement())&&this.dispatchEvent(goog.ui.Component.EventType.ENTER)&&this.isEnabled()&&this.isAutoState(goog.ui.Component.State.HOVER)&&this.setHighlighted(!0)};
 goog.ui.Control.prototype.handleMouseOut=function(a){!goog.ui.Control.isMouseEventWithinElement_(a,this.getElement())&&this.dispatchEvent(goog.ui.Component.EventType.LEAVE)&&(this.isAutoState(goog.ui.Component.State.ACTIVE)&&this.setActive(!1),this.isAutoState(goog.ui.Component.State.HOVER)&&this.setHighlighted(!1))};goog.ui.Control.prototype.handleContextMenu=goog.nullFunction;goog.ui.Control.isMouseEventWithinElement_=function(a,b){return!!a.relatedTarget&&goog.dom.contains(b,a.relatedTarget)};
-goog.ui.Control.prototype.handleMouseDown=function(a){this.isEnabled()&&(this.isAutoState(goog.ui.Component.State.HOVER)&&this.setHighlighted(!0),a.isMouseActionButton()&&(this.isAutoState(goog.ui.Component.State.ACTIVE)&&this.setActive(!0),this.renderer_.isFocusable(this)&&this.getKeyEventTarget().focus()));!this.isAllowTextSelection()&&a.isMouseActionButton()&&a.preventDefault()};
+goog.ui.Control.prototype.handleMouseDown=function(a){this.isEnabled()&&(this.isAutoState(goog.ui.Component.State.HOVER)&&this.setHighlighted(!0),a.isMouseActionButton()&&(this.isAutoState(goog.ui.Component.State.ACTIVE)&&this.setActive(!0),this.renderer_&&this.renderer_.isFocusable(this)&&this.getKeyEventTarget().focus()));!this.isAllowTextSelection()&&a.isMouseActionButton()&&a.preventDefault()};
 goog.ui.Control.prototype.handleMouseUp=function(a){this.isEnabled()&&(this.isAutoState(goog.ui.Component.State.HOVER)&&this.setHighlighted(!0),this.isActive()&&this.performActionInternal(a)&&this.isAutoState(goog.ui.Component.State.ACTIVE)&&this.setActive(!1))};goog.ui.Control.prototype.handleDblClick=function(a){this.isEnabled()&&this.performActionInternal(a)};
 goog.ui.Control.prototype.performActionInternal=function(a){this.isAutoState(goog.ui.Component.State.CHECKED)&&this.setChecked(!this.isChecked());this.isAutoState(goog.ui.Component.State.SELECTED)&&this.setSelected(!0);this.isAutoState(goog.ui.Component.State.OPENED)&&this.setOpen(!this.isOpen());var b=new goog.events.Event(goog.ui.Component.EventType.ACTION,this);a&&(b.altKey=a.altKey,b.ctrlKey=a.ctrlKey,b.metaKey=a.metaKey,b.shiftKey=a.shiftKey,b.platformModifierKey=a.platformModifierKey);return this.dispatchEvent(b)};
 goog.ui.Control.prototype.handleFocus=function(a){this.isAutoState(goog.ui.Component.State.FOCUSED)&&this.setFocused(!0)};goog.ui.Control.prototype.handleBlur=function(a){this.isAutoState(goog.ui.Component.State.ACTIVE)&&this.setActive(!1);this.isAutoState(goog.ui.Component.State.FOCUSED)&&this.setFocused(!1)};goog.ui.Control.prototype.handleKeyEvent=function(a){return this.isVisible()&&this.isEnabled()&&this.handleKeyEventInternal(a)?(a.preventDefault(),a.stopPropagation(),!0):!1};
-goog.ui.Control.prototype.handleKeyEventInternal=function(a){return a.keyCode==goog.events.KeyCodes.ENTER&&this.performActionInternal(a)};goog.ui.registry.setDefaultRenderer(goog.ui.Control,goog.ui.ControlRenderer);goog.ui.registry.setDecoratorByClassName(goog.ui.ControlRenderer.CSS_CLASS,function(){return new goog.ui.Control(null)});goog.ui.Container=function(a,b,c){goog.ui.Component.call(this,c);this.renderer_=b||goog.ui.ContainerRenderer.getInstance();this.orientation_=a||this.renderer_.getDefaultOrientation()};goog.inherits(goog.ui.Container,goog.ui.Component);goog.ui.Container.EventType={AFTER_SHOW:"aftershow",AFTER_HIDE:"afterhide"};goog.ui.Container.Orientation={HORIZONTAL:"horizontal",VERTICAL:"vertical"};goog.ui.Container.prototype.keyEventTarget_=null;goog.ui.Container.prototype.keyHandler_=null;
-goog.ui.Container.prototype.renderer_=null;goog.ui.Container.prototype.orientation_=null;goog.ui.Container.prototype.visible_=!0;goog.ui.Container.prototype.enabled_=!0;goog.ui.Container.prototype.focusable_=!0;goog.ui.Container.prototype.highlightedIndex_=-1;goog.ui.Container.prototype.openItem_=null;goog.ui.Container.prototype.mouseButtonPressed_=!1;goog.ui.Container.prototype.allowFocusableChildren_=!1;goog.ui.Container.prototype.openFollowsHighlight_=!0;
-goog.ui.Container.prototype.childElementIdMap_=null;goog.ui.Container.prototype.getKeyEventTarget=function(){return this.keyEventTarget_||this.renderer_.getKeyEventTarget(this)};
+goog.ui.Control.prototype.handleKeyEventInternal=function(a){return a.keyCode==goog.events.KeyCodes.ENTER&&this.performActionInternal(a)};goog.ui.registry.setDefaultRenderer(goog.ui.Control,goog.ui.ControlRenderer);goog.ui.registry.setDecoratorByClassName(goog.ui.ControlRenderer.CSS_CLASS,function(){return new goog.ui.Control(null)});
+goog.ui.Control.IeMouseEventSequenceSimulator_=function(a){goog.Disposable.call(this);this.control_=a;this.clickExpected_=!1;this.handler_=new goog.events.EventHandler(this);this.registerDisposable(this.handler_);a=this.control_.getElementStrict();this.handler_.listen(a,goog.events.EventType.MOUSEDOWN,this.handleMouseDown_).listen(a,goog.events.EventType.MOUSEUP,this.handleMouseUp_).listen(a,goog.events.EventType.CLICK,this.handleClick_)};
+goog.inherits(goog.ui.Control.IeMouseEventSequenceSimulator_,goog.Disposable);goog.ui.Control.IeMouseEventSequenceSimulator_.prototype.handleMouseDown_=function(){this.clickExpected_=!1};goog.ui.Control.IeMouseEventSequenceSimulator_.prototype.handleMouseUp_=function(){this.clickExpected_=!0};
+goog.ui.Control.IeMouseEventSequenceSimulator_.prototype.handleClick_=function(a){if(this.clickExpected_)this.clickExpected_=!1;else{var b=a.getBrowserEvent(),c=b.button,d=b.type;b.button=goog.events.BrowserEvent.MouseButton.LEFT;b.type=goog.events.EventType.MOUSEDOWN;this.control_.handleMouseDown(new goog.events.BrowserEvent(b,a.currentTarget));b.type=goog.events.EventType.MOUSEUP;this.control_.handleMouseUp(new goog.events.BrowserEvent(b,a.currentTarget));b.button=c;b.type=d}};
+goog.ui.Control.IeMouseEventSequenceSimulator_.prototype.disposeInternal=function(){this.control_=null;goog.ui.Control.IeMouseEventSequenceSimulator_.superClass_.disposeInternal.call(this)};goog.ui.Container=function(a,b,c){goog.ui.Component.call(this,c);this.renderer_=b||goog.ui.ContainerRenderer.getInstance();this.orientation_=a||this.renderer_.getDefaultOrientation()};goog.inherits(goog.ui.Container,goog.ui.Component);goog.tagUnsealableClass(goog.ui.Container);goog.ui.Container.EventType={AFTER_SHOW:"aftershow",AFTER_HIDE:"afterhide"};goog.ui.Container.Orientation={HORIZONTAL:"horizontal",VERTICAL:"vertical"};goog.ui.Container.prototype.keyEventTarget_=null;
+goog.ui.Container.prototype.keyHandler_=null;goog.ui.Container.prototype.renderer_=null;goog.ui.Container.prototype.orientation_=null;goog.ui.Container.prototype.visible_=!0;goog.ui.Container.prototype.enabled_=!0;goog.ui.Container.prototype.focusable_=!0;goog.ui.Container.prototype.highlightedIndex_=-1;goog.ui.Container.prototype.openItem_=null;goog.ui.Container.prototype.mouseButtonPressed_=!1;goog.ui.Container.prototype.allowFocusableChildren_=!1;
+goog.ui.Container.prototype.openFollowsHighlight_=!0;goog.ui.Container.prototype.childElementIdMap_=null;goog.ui.Container.prototype.getKeyEventTarget=function(){return this.keyEventTarget_||this.renderer_.getKeyEventTarget(this)};
 goog.ui.Container.prototype.setKeyEventTarget=function(a){if(this.focusable_){var b=this.getKeyEventTarget(),c=this.isInDocument();this.keyEventTarget_=a;var d=this.getKeyEventTarget();c&&(this.keyEventTarget_=b,this.enableFocusHandling_(!1),this.keyEventTarget_=a,this.getKeyHandler().attach(d),this.enableFocusHandling_(!0))}else throw Error("Can't set key event target for container that doesn't support keyboard focus!");};
 goog.ui.Container.prototype.getKeyHandler=function(){return this.keyHandler_||(this.keyHandler_=new goog.events.KeyHandler(this.getKeyEventTarget()))};goog.ui.Container.prototype.getRenderer=function(){return this.renderer_};goog.ui.Container.prototype.setRenderer=function(a){if(this.getElement())throw Error(goog.ui.Component.Error.ALREADY_RENDERED);this.renderer_=a};goog.ui.Container.prototype.createDom=function(){this.setElementInternal(this.renderer_.createDom(this))};
 goog.ui.Container.prototype.getContentElement=function(){return this.renderer_.getContentElement(this.getElement())};goog.ui.Container.prototype.canDecorate=function(a){return this.renderer_.canDecorate(a)};goog.ui.Container.prototype.decorateInternal=function(a){this.setElementInternal(this.renderer_.decorate(this,a));"none"==a.style.display&&(this.visible_=!1)};
@@ -429,17 +572,19 @@ goog.ui.Container.prototype.exitDocument=function(){this.setHighlightedIndex(-1)
 goog.ui.Container.prototype.handleEnterItem=function(a){return!0};
 goog.ui.Container.prototype.handleHighlightItem=function(a){var b=this.indexOfChild(a.target);if(-1<b&&b!=this.highlightedIndex_){var c=this.getHighlighted();c&&c.setHighlighted(!1);this.highlightedIndex_=b;c=this.getHighlighted();this.isMouseButtonPressed()&&c.setActive(!0);this.openFollowsHighlight_&&this.openItem_&&c!=this.openItem_&&(c.isSupportedState(goog.ui.Component.State.OPENED)?c.setOpen(!0):this.openItem_.setOpen(!1))}b=this.getElement();goog.asserts.assert(b,"The DOM element for the container cannot be null.");
 null!=a.target.getElement()&&goog.a11y.aria.setState(b,goog.a11y.aria.State.ACTIVEDESCENDANT,a.target.getElement().id)};goog.ui.Container.prototype.handleUnHighlightItem=function(a){a.target==this.getHighlighted()&&(this.highlightedIndex_=-1);a=this.getElement();goog.asserts.assert(a,"The DOM element for the container cannot be null.");goog.a11y.aria.removeState(a,goog.a11y.aria.State.ACTIVEDESCENDANT)};
-goog.ui.Container.prototype.handleOpenItem=function(a){(a=a.target)&&a!=this.openItem_&&a.getParent()==this&&(this.openItem_&&this.openItem_.setOpen(!1),this.openItem_=a)};goog.ui.Container.prototype.handleCloseItem=function(a){a.target==this.openItem_&&(this.openItem_=null)};goog.ui.Container.prototype.handleMouseDown=function(a){this.enabled_&&this.setMouseButtonPressed(!0);var b=this.getKeyEventTarget();b&&goog.dom.isFocusableTabIndex(b)?b.focus():a.preventDefault()};
-goog.ui.Container.prototype.handleDocumentMouseUp=function(a){this.setMouseButtonPressed(!1)};goog.ui.Container.prototype.handleChildMouseEvents=function(a){var b=this.getOwnerControl(a.target);if(b)switch(a.type){case goog.events.EventType.MOUSEDOWN:b.handleMouseDown(a);break;case goog.events.EventType.MOUSEUP:b.handleMouseUp(a);break;case goog.events.EventType.MOUSEOVER:b.handleMouseOver(a);break;case goog.events.EventType.MOUSEOUT:b.handleMouseOut(a);break;case goog.events.EventType.CONTEXTMENU:b.handleContextMenu(a)}};
+goog.ui.Container.prototype.handleOpenItem=function(a){(a=a.target)&&a!=this.openItem_&&a.getParent()==this&&(this.openItem_&&this.openItem_.setOpen(!1),this.openItem_=a)};goog.ui.Container.prototype.handleCloseItem=function(a){a.target==this.openItem_&&(this.openItem_=null);var b=this.getElement(),c=a.target.getElement();b&&a.target.isHighlighted()&&c&&goog.a11y.aria.setActiveDescendant(b,c)};
+goog.ui.Container.prototype.handleMouseDown=function(a){this.enabled_&&this.setMouseButtonPressed(!0);var b=this.getKeyEventTarget();b&&goog.dom.isFocusableTabIndex(b)?b.focus():a.preventDefault()};goog.ui.Container.prototype.handleDocumentMouseUp=function(a){this.setMouseButtonPressed(!1)};
+goog.ui.Container.prototype.handleChildMouseEvents=function(a){var b=this.getOwnerControl(a.target);if(b)switch(a.type){case goog.events.EventType.MOUSEDOWN:b.handleMouseDown(a);break;case goog.events.EventType.MOUSEUP:b.handleMouseUp(a);break;case goog.events.EventType.MOUSEOVER:b.handleMouseOver(a);break;case goog.events.EventType.MOUSEOUT:b.handleMouseOut(a);break;case goog.events.EventType.CONTEXTMENU:b.handleContextMenu(a)}};
 goog.ui.Container.prototype.getOwnerControl=function(a){if(this.childElementIdMap_)for(var b=this.getElement();a&&a!==b;){var c=a.id;if(c in this.childElementIdMap_)return this.childElementIdMap_[c];a=a.parentNode}return null};goog.ui.Container.prototype.handleFocus=function(a){};goog.ui.Container.prototype.handleBlur=function(a){this.setHighlightedIndex(-1);this.setMouseButtonPressed(!1);this.openItem_&&this.openItem_.setOpen(!1)};
 goog.ui.Container.prototype.handleKeyEvent=function(a){return this.isEnabled()&&this.isVisible()&&(0!=this.getChildCount()||this.keyEventTarget_)&&this.handleKeyEventInternal(a)?(a.preventDefault(),a.stopPropagation(),!0):!1};
 goog.ui.Container.prototype.handleKeyEventInternal=function(a){var b=this.getHighlighted();if(b&&"function"==typeof b.handleKeyEvent&&b.handleKeyEvent(a)||this.openItem_&&this.openItem_!=b&&"function"==typeof this.openItem_.handleKeyEvent&&this.openItem_.handleKeyEvent(a))return!0;if(a.shiftKey||a.ctrlKey||a.metaKey||a.altKey)return!1;switch(a.keyCode){case goog.events.KeyCodes.ESC:if(this.isFocusable())this.getKeyEventTarget().blur();else return!1;break;case goog.events.KeyCodes.HOME:this.highlightFirst();
 break;case goog.events.KeyCodes.END:this.highlightLast();break;case goog.events.KeyCodes.UP:if(this.orientation_==goog.ui.Container.Orientation.VERTICAL)this.highlightPrevious();else return!1;break;case goog.events.KeyCodes.LEFT:if(this.orientation_==goog.ui.Container.Orientation.HORIZONTAL)this.isRightToLeft()?this.highlightNext():this.highlightPrevious();else return!1;break;case goog.events.KeyCodes.DOWN:if(this.orientation_==goog.ui.Container.Orientation.VERTICAL)this.highlightNext();else return!1;
 break;case goog.events.KeyCodes.RIGHT:if(this.orientation_==goog.ui.Container.Orientation.HORIZONTAL)this.isRightToLeft()?this.highlightPrevious():this.highlightNext();else return!1;break;default:return!1}return!0};goog.ui.Container.prototype.registerChildId_=function(a){var b=a.getElement(),b=b.id||(b.id=a.getId());this.childElementIdMap_||(this.childElementIdMap_={});this.childElementIdMap_[b]=a};
 goog.ui.Container.prototype.addChild=function(a,b){goog.asserts.assertInstanceof(a,goog.ui.Control,"The child of a container must be a control");goog.ui.Container.superClass_.addChild.call(this,a,b)};
-goog.ui.Container.prototype.addChildAt=function(a,b,c){a.setDispatchTransitionEvents(goog.ui.Component.State.HOVER,!0);a.setDispatchTransitionEvents(goog.ui.Component.State.OPENED,!0);!this.isFocusable()&&this.isFocusableChildrenAllowed()||a.setSupportedState(goog.ui.Component.State.FOCUSED,!1);a.setHandleMouseEvents(!1);goog.ui.Container.superClass_.addChildAt.call(this,a,b,c);a.isInDocument()&&this.isInDocument()&&this.registerChildId_(a);b<=this.highlightedIndex_&&this.highlightedIndex_++};
-goog.ui.Container.prototype.removeChild=function(a,b){if(a=goog.isString(a)?this.getChild(a):a){var c=this.indexOfChild(a);-1!=c&&(c==this.highlightedIndex_?(a.setHighlighted(!1),this.highlightedIndex_=-1):c<this.highlightedIndex_&&this.highlightedIndex_--);(c=a.getElement())&&c.id&&this.childElementIdMap_&&goog.object.remove(this.childElementIdMap_,c.id)}a=goog.ui.Container.superClass_.removeChild.call(this,a,b);a.setHandleMouseEvents(!0);return a};goog.ui.Container.prototype.getOrientation=function(){return this.orientation_};
-goog.ui.Container.prototype.setOrientation=function(a){if(this.getElement())throw Error(goog.ui.Component.Error.ALREADY_RENDERED);this.orientation_=a};goog.ui.Container.prototype.isVisible=function(){return this.visible_};
+goog.ui.Container.prototype.addChildAt=function(a,b,c){goog.asserts.assertInstanceof(a,goog.ui.Control);a.setDispatchTransitionEvents(goog.ui.Component.State.HOVER,!0);a.setDispatchTransitionEvents(goog.ui.Component.State.OPENED,!0);!this.isFocusable()&&this.isFocusableChildrenAllowed()||a.setSupportedState(goog.ui.Component.State.FOCUSED,!1);a.setHandleMouseEvents(!1);var d=a.getParent()==this?this.indexOfChild(a):-1;goog.ui.Container.superClass_.addChildAt.call(this,a,b,c);a.isInDocument()&&this.isInDocument()&&
+this.registerChildId_(a);this.updateHighlightedIndex_(d,b)};goog.ui.Container.prototype.updateHighlightedIndex_=function(a,b){-1==a&&(a=this.getChildCount());a==this.highlightedIndex_?this.highlightedIndex_=Math.min(this.getChildCount()-1,b):a>this.highlightedIndex_&&b<=this.highlightedIndex_?this.highlightedIndex_++:a<this.highlightedIndex_&&b>this.highlightedIndex_&&this.highlightedIndex_--};
+goog.ui.Container.prototype.removeChild=function(a,b){a=goog.isString(a)?this.getChild(a):a;goog.asserts.assertInstanceof(a,goog.ui.Control);if(a){var c=this.indexOfChild(a);-1!=c&&(c==this.highlightedIndex_?(a.setHighlighted(!1),this.highlightedIndex_=-1):c<this.highlightedIndex_&&this.highlightedIndex_--);(c=a.getElement())&&c.id&&this.childElementIdMap_&&goog.object.remove(this.childElementIdMap_,c.id)}a=goog.ui.Container.superClass_.removeChild.call(this,a,b);a.setHandleMouseEvents(!0);return a};
+goog.ui.Container.prototype.getOrientation=function(){return this.orientation_};goog.ui.Container.prototype.setOrientation=function(a){if(this.getElement())throw Error(goog.ui.Component.Error.ALREADY_RENDERED);this.orientation_=a};goog.ui.Container.prototype.isVisible=function(){return this.visible_};
 goog.ui.Container.prototype.setVisible=function(a,b){if(b||this.visible_!=a&&this.dispatchEvent(a?goog.ui.Component.EventType.SHOW:goog.ui.Component.EventType.HIDE)){this.visible_=a;var c=this.getElement();c&&(goog.style.setElementShown(c,a),this.isFocusable()&&this.renderer_.enableTabIndex(this.getKeyEventTarget(),this.enabled_&&this.visible_),b||this.dispatchEvent(this.visible_?goog.ui.Container.EventType.AFTER_SHOW:goog.ui.Container.EventType.AFTER_HIDE));return!0}return!1};
 goog.ui.Container.prototype.isEnabled=function(){return this.enabled_};
 goog.ui.Container.prototype.setEnabled=function(a){this.enabled_!=a&&this.dispatchEvent(a?goog.ui.Component.EventType.ENABLE:goog.ui.Component.EventType.DISABLE)&&(a?(this.enabled_=!0,this.forEachChild(function(a){a.wasDisabled?delete a.wasDisabled:a.setEnabled(!0)})):(this.forEachChild(function(a){a.isEnabled()?a.setEnabled(!1):a.wasDisabled=!0}),this.enabled_=!1,this.setMouseButtonPressed(!1)),this.isFocusable()&&this.renderer_.enableTabIndex(this.getKeyEventTarget(),a&&this.visible_))};
@@ -451,31 +596,33 @@ goog.ui.Container.prototype.highlightHelper=function(a,b){for(var c=0>b?this.ind
 goog.ui.Container.prototype.setHighlightedIndexFromKeyEvent=function(a){this.setHighlightedIndex(a)};goog.ui.Container.prototype.getOpenItem=function(){return this.openItem_};goog.ui.Container.prototype.isMouseButtonPressed=function(){return this.mouseButtonPressed_};goog.ui.Container.prototype.setMouseButtonPressed=function(a){this.mouseButtonPressed_=a};goog.ui.MenuHeaderRenderer=function(){goog.ui.ControlRenderer.call(this)};goog.inherits(goog.ui.MenuHeaderRenderer,goog.ui.ControlRenderer);goog.addSingletonGetter(goog.ui.MenuHeaderRenderer);goog.ui.MenuHeaderRenderer.CSS_CLASS="goog-menuheader";goog.ui.MenuHeaderRenderer.prototype.getCssClass=function(){return goog.ui.MenuHeaderRenderer.CSS_CLASS};goog.ui.MenuHeader=function(a,b,c){goog.ui.Control.call(this,a,c||goog.ui.MenuHeaderRenderer.getInstance(),b);this.setSupportedState(goog.ui.Component.State.DISABLED,!1);this.setSupportedState(goog.ui.Component.State.HOVER,!1);this.setSupportedState(goog.ui.Component.State.ACTIVE,!1);this.setSupportedState(goog.ui.Component.State.FOCUSED,!1);this.setStateInternal(goog.ui.Component.State.DISABLED)};goog.inherits(goog.ui.MenuHeader,goog.ui.Control);
 goog.ui.registry.setDecoratorByClassName(goog.ui.MenuHeaderRenderer.CSS_CLASS,function(){return new goog.ui.MenuHeader(null)});goog.ui.MenuItemRenderer=function(){goog.ui.ControlRenderer.call(this);this.classNameCache_=[]};goog.inherits(goog.ui.MenuItemRenderer,goog.ui.ControlRenderer);goog.addSingletonGetter(goog.ui.MenuItemRenderer);goog.ui.MenuItemRenderer.CSS_CLASS="goog-menuitem";goog.ui.MenuItemRenderer.CompositeCssClassIndex_={HOVER:0,CHECKBOX:1,CONTENT:2};
 goog.ui.MenuItemRenderer.prototype.getCompositeCssClass_=function(a){var b=this.classNameCache_[a];if(!b){switch(a){case goog.ui.MenuItemRenderer.CompositeCssClassIndex_.HOVER:b=this.getStructuralCssClass()+"-highlight";break;case goog.ui.MenuItemRenderer.CompositeCssClassIndex_.CHECKBOX:b=this.getStructuralCssClass()+"-checkbox";break;case goog.ui.MenuItemRenderer.CompositeCssClassIndex_.CONTENT:b=this.getStructuralCssClass()+"-content"}this.classNameCache_[a]=b}return b};
-goog.ui.MenuItemRenderer.prototype.getAriaRole=function(){return goog.a11y.aria.Role.MENU_ITEM};goog.ui.MenuItemRenderer.prototype.createDom=function(a){var b=a.getDomHelper().createDom("div",this.getClassNames(a).join(" "),this.createContent(a.getContent(),a.getDomHelper()));this.setEnableCheckBoxStructure(a,b,a.isSupportedState(goog.ui.Component.State.SELECTED)||a.isSupportedState(goog.ui.Component.State.CHECKED));this.setAriaStates(a,b);return b};
-goog.ui.MenuItemRenderer.prototype.getContentElement=function(a){return a&&a.firstChild};goog.ui.MenuItemRenderer.prototype.decorate=function(a,b){this.hasContentStructure(b)||b.appendChild(this.createContent(b.childNodes,a.getDomHelper()));goog.dom.classlist.contains(b,"goog-option")&&(a.setCheckable(!0),this.setCheckable(a,b,!0));return goog.ui.MenuItemRenderer.superClass_.decorate.call(this,a,b)};
+goog.ui.MenuItemRenderer.prototype.getAriaRole=function(){return goog.a11y.aria.Role.MENU_ITEM};goog.ui.MenuItemRenderer.prototype.createDom=function(a){var b=a.getDomHelper().createDom(goog.dom.TagName.DIV,this.getClassNames(a).join(" "),this.createContent(a.getContent(),a.getDomHelper()));this.setEnableCheckBoxStructure(a,b,a.isSupportedState(goog.ui.Component.State.SELECTED)||a.isSupportedState(goog.ui.Component.State.CHECKED));return b};
+goog.ui.MenuItemRenderer.prototype.getContentElement=function(a){return a&&a.firstChild};goog.ui.MenuItemRenderer.prototype.decorate=function(a,b){goog.asserts.assert(b);this.hasContentStructure(b)||b.appendChild(this.createContent(b.childNodes,a.getDomHelper()));goog.dom.classlist.contains(b,"goog-option")&&(a.setCheckable(!0),this.setCheckable(a,b,!0));return goog.ui.MenuItemRenderer.superClass_.decorate.call(this,a,b)};
 goog.ui.MenuItemRenderer.prototype.setContent=function(a,b){var c=this.getContentElement(a),d=this.hasCheckBoxStructure(a)?c.firstChild:null;goog.ui.MenuItemRenderer.superClass_.setContent.call(this,a,b);d&&!this.hasCheckBoxStructure(a)&&c.insertBefore(d,c.firstChild||null)};
-goog.ui.MenuItemRenderer.prototype.hasContentStructure=function(a){a=goog.dom.getFirstElementChild(a);var b=this.getCompositeCssClass_(goog.ui.MenuItemRenderer.CompositeCssClassIndex_.CONTENT);return!!a&&goog.dom.classlist.contains(a,b)};goog.ui.MenuItemRenderer.prototype.createContent=function(a,b){var c=this.getCompositeCssClass_(goog.ui.MenuItemRenderer.CompositeCssClassIndex_.CONTENT);return b.createDom("div",c,a)};
-goog.ui.MenuItemRenderer.prototype.setSelectable=function(a,b,c){b&&(goog.a11y.aria.setRole(b,c?goog.a11y.aria.Role.MENU_ITEM_RADIO:this.getAriaRole()),this.setEnableCheckBoxStructure(a,b,c))};goog.ui.MenuItemRenderer.prototype.setCheckable=function(a,b,c){b&&(goog.a11y.aria.setRole(b,c?goog.a11y.aria.Role.MENU_ITEM_CHECKBOX:this.getAriaRole()),this.setEnableCheckBoxStructure(a,b,c))};
-goog.ui.MenuItemRenderer.prototype.hasCheckBoxStructure=function(a){if(a=this.getContentElement(a)){a=a.firstChild;var b=this.getCompositeCssClass_(goog.ui.MenuItemRenderer.CompositeCssClassIndex_.CHECKBOX);return!!a&&goog.dom.isElement(a)&&goog.dom.classlist.contains(a,b)}return!1};
-goog.ui.MenuItemRenderer.prototype.setEnableCheckBoxStructure=function(a,b,c){c!=this.hasCheckBoxStructure(b)&&(goog.dom.classlist.enable(b,"goog-option",c),b=this.getContentElement(b),c?(c=this.getCompositeCssClass_(goog.ui.MenuItemRenderer.CompositeCssClassIndex_.CHECKBOX),b.insertBefore(a.getDomHelper().createDom("div",c),b.firstChild||null)):b.removeChild(b.firstChild))};
+goog.ui.MenuItemRenderer.prototype.hasContentStructure=function(a){a=goog.dom.getFirstElementChild(a);var b=this.getCompositeCssClass_(goog.ui.MenuItemRenderer.CompositeCssClassIndex_.CONTENT);return!!a&&goog.dom.classlist.contains(a,b)};goog.ui.MenuItemRenderer.prototype.createContent=function(a,b){var c=this.getCompositeCssClass_(goog.ui.MenuItemRenderer.CompositeCssClassIndex_.CONTENT);return b.createDom(goog.dom.TagName.DIV,c,a)};
+goog.ui.MenuItemRenderer.prototype.setSelectable=function(a,b,c){a&&b&&this.setEnableCheckBoxStructure(a,b,c)};goog.ui.MenuItemRenderer.prototype.setCheckable=function(a,b,c){a&&b&&this.setEnableCheckBoxStructure(a,b,c)};goog.ui.MenuItemRenderer.prototype.hasCheckBoxStructure=function(a){if(a=this.getContentElement(a)){a=a.firstChild;var b=this.getCompositeCssClass_(goog.ui.MenuItemRenderer.CompositeCssClassIndex_.CHECKBOX);return!!a&&goog.dom.isElement(a)&&goog.dom.classlist.contains(a,b)}return!1};
+goog.ui.MenuItemRenderer.prototype.setEnableCheckBoxStructure=function(a,b,c){this.setAriaRole(b,a.getPreferredAriaRole());this.setAriaStates(a,b);c!=this.hasCheckBoxStructure(b)&&(goog.dom.classlist.enable(b,"goog-option",c),b=this.getContentElement(b),c?(c=this.getCompositeCssClass_(goog.ui.MenuItemRenderer.CompositeCssClassIndex_.CHECKBOX),b.insertBefore(a.getDomHelper().createDom(goog.dom.TagName.DIV,c),b.firstChild||null)):b.removeChild(b.firstChild))};
 goog.ui.MenuItemRenderer.prototype.getClassForState=function(a){switch(a){case goog.ui.Component.State.HOVER:return this.getCompositeCssClass_(goog.ui.MenuItemRenderer.CompositeCssClassIndex_.HOVER);case goog.ui.Component.State.CHECKED:case goog.ui.Component.State.SELECTED:return"goog-option-selected";default:return goog.ui.MenuItemRenderer.superClass_.getClassForState.call(this,a)}};
-goog.ui.MenuItemRenderer.prototype.getStateFromClass=function(a){var b=this.getCompositeCssClass_(goog.ui.MenuItemRenderer.CompositeCssClassIndex_.HOVER);switch(a){case "goog-option-selected":return goog.ui.Component.State.CHECKED;case b:return goog.ui.Component.State.HOVER;default:return goog.ui.MenuItemRenderer.superClass_.getStateFromClass.call(this,a)}};goog.ui.MenuItemRenderer.prototype.getCssClass=function(){return goog.ui.MenuItemRenderer.CSS_CLASS};goog.ui.MenuItem=function(a,b,c,d){goog.ui.Control.call(this,a,d||goog.ui.MenuItemRenderer.getInstance(),c);this.setValue(b)};goog.inherits(goog.ui.MenuItem,goog.ui.Control);goog.ui.MenuItem.MNEMONIC_WRAPPER_CLASS_="goog-menuitem-mnemonic-separator";goog.ui.MenuItem.ACCELERATOR_CLASS_="goog-menuitem-accel";goog.ui.MenuItem.prototype.getValue=function(){var a=this.getModel();return null!=a?a:this.getCaption()};goog.ui.MenuItem.prototype.setValue=function(a){this.setModel(a)};
-goog.ui.MenuItem.prototype.setSelectable=function(a){this.setSupportedState(goog.ui.Component.State.SELECTED,a);this.isChecked()&&!a&&this.setChecked(!1);var b=this.getElement();b&&this.getRenderer().setSelectable(this,b,a)};goog.ui.MenuItem.prototype.setCheckable=function(a){this.setSupportedState(goog.ui.Component.State.CHECKED,a);var b=this.getElement();b&&this.getRenderer().setCheckable(this,b,a)};
-goog.ui.MenuItem.prototype.getCaption=function(){var a=this.getContent();if(goog.isArray(a)){var b=goog.ui.MenuItem.ACCELERATOR_CLASS_,c=goog.ui.MenuItem.MNEMONIC_WRAPPER_CLASS_,a=goog.array.map(a,function(a){return goog.dom.isElement(a)&&(goog.dom.classlist.contains(a,b)||goog.dom.classlist.contains(a,c))?"":goog.dom.getRawTextContent(a)}).join("");return goog.string.collapseBreakingSpaces(a)}return goog.ui.MenuItem.superClass_.getCaption.call(this)};
+goog.ui.MenuItemRenderer.prototype.getStateFromClass=function(a){var b=this.getCompositeCssClass_(goog.ui.MenuItemRenderer.CompositeCssClassIndex_.HOVER);switch(a){case "goog-option-selected":return goog.ui.Component.State.CHECKED;case b:return goog.ui.Component.State.HOVER;default:return goog.ui.MenuItemRenderer.superClass_.getStateFromClass.call(this,a)}};goog.ui.MenuItemRenderer.prototype.getCssClass=function(){return goog.ui.MenuItemRenderer.CSS_CLASS};goog.ui.MenuItem=function(a,b,c,d){goog.ui.Control.call(this,a,d||goog.ui.MenuItemRenderer.getInstance(),c);this.setValue(b)};goog.inherits(goog.ui.MenuItem,goog.ui.Control);goog.tagUnsealableClass(goog.ui.MenuItem);goog.ui.MenuItem.MNEMONIC_WRAPPER_CLASS_="goog-menuitem-mnemonic-separator";goog.ui.MenuItem.ACCELERATOR_CLASS="goog-menuitem-accel";goog.ui.MenuItem.prototype.getValue=function(){var a=this.getModel();return null!=a?a:this.getCaption()};goog.ui.MenuItem.prototype.setValue=function(a){this.setModel(a)};
+goog.ui.MenuItem.prototype.setSupportedState=function(a,b){goog.ui.MenuItem.superClass_.setSupportedState.call(this,a,b);switch(a){case goog.ui.Component.State.SELECTED:this.setSelectableInternal_(b);break;case goog.ui.Component.State.CHECKED:this.setCheckableInternal_(b)}};goog.ui.MenuItem.prototype.setSelectable=function(a){this.setSupportedState(goog.ui.Component.State.SELECTED,a)};
+goog.ui.MenuItem.prototype.setSelectableInternal_=function(a){this.isChecked()&&!a&&this.setChecked(!1);var b=this.getElement();b&&this.getRenderer().setSelectable(this,b,a)};goog.ui.MenuItem.prototype.setCheckable=function(a){this.setSupportedState(goog.ui.Component.State.CHECKED,a)};goog.ui.MenuItem.prototype.setCheckableInternal_=function(a){var b=this.getElement();b&&this.getRenderer().setCheckable(this,b,a)};
+goog.ui.MenuItem.prototype.getCaption=function(){var a=this.getContent();if(goog.isArray(a)){var b=goog.ui.MenuItem.ACCELERATOR_CLASS,c=goog.ui.MenuItem.MNEMONIC_WRAPPER_CLASS_,a=goog.array.map(a,function(a){return goog.dom.isElement(a)&&(goog.dom.classlist.contains(a,b)||goog.dom.classlist.contains(a,c))?"":goog.dom.getRawTextContent(a)}).join("");return goog.string.collapseBreakingSpaces(a)}return goog.ui.MenuItem.superClass_.getCaption.call(this)};
+goog.ui.MenuItem.prototype.getAccelerator=function(){var a=this.getDomHelper(),b=this.getContent();return goog.isArray(b)&&(b=goog.array.find(b,function(a){return goog.dom.classlist.contains(a,goog.ui.MenuItem.ACCELERATOR_CLASS)}))?a.getTextContent(b):null};
 goog.ui.MenuItem.prototype.handleMouseUp=function(a){var b=this.getParent();if(b){var c=b.openingCoords;b.openingCoords=null;if(c&&goog.isNumber(a.clientX)&&(b=new goog.math.Coordinate(a.clientX,a.clientY),goog.math.Coordinate.equals(c,b)))return}goog.ui.MenuItem.superClass_.handleMouseUp.call(this,a)};goog.ui.MenuItem.prototype.handleKeyEventInternal=function(a){return a.keyCode==this.getMnemonic()&&this.performActionInternal(a)?!0:goog.ui.MenuItem.superClass_.handleKeyEventInternal.call(this,a)};
-goog.ui.MenuItem.prototype.setMnemonic=function(a){this.mnemonicKey_=a};goog.ui.MenuItem.prototype.getMnemonic=function(){return this.mnemonicKey_};goog.ui.registry.setDecoratorByClassName(goog.ui.MenuItemRenderer.CSS_CLASS,function(){return new goog.ui.MenuItem(null)});goog.ui.MenuSeparatorRenderer=function(){goog.ui.ControlRenderer.call(this)};goog.inherits(goog.ui.MenuSeparatorRenderer,goog.ui.ControlRenderer);goog.addSingletonGetter(goog.ui.MenuSeparatorRenderer);goog.ui.MenuSeparatorRenderer.CSS_CLASS="goog-menuseparator";goog.ui.MenuSeparatorRenderer.prototype.createDom=function(a){return a.getDomHelper().createDom("div",this.getCssClass())};
-goog.ui.MenuSeparatorRenderer.prototype.decorate=function(a,b){b.id&&a.setId(b.id);if("HR"==b.tagName){var c=b;b=this.createDom(a);goog.dom.insertSiblingBefore(b,c);goog.dom.removeNode(c)}else goog.dom.classlist.add(b,this.getCssClass());return b};goog.ui.MenuSeparatorRenderer.prototype.setContent=function(a,b){};goog.ui.MenuSeparatorRenderer.prototype.getCssClass=function(){return goog.ui.MenuSeparatorRenderer.CSS_CLASS};goog.ui.Separator=function(a,b){goog.ui.Control.call(this,null,a||goog.ui.MenuSeparatorRenderer.getInstance(),b);this.setSupportedState(goog.ui.Component.State.DISABLED,!1);this.setSupportedState(goog.ui.Component.State.HOVER,!1);this.setSupportedState(goog.ui.Component.State.ACTIVE,!1);this.setSupportedState(goog.ui.Component.State.FOCUSED,!1);this.setStateInternal(goog.ui.Component.State.DISABLED)};goog.inherits(goog.ui.Separator,goog.ui.Control);
-goog.ui.Separator.prototype.enterDocument=function(){goog.ui.Separator.superClass_.enterDocument.call(this);var a=this.getElement();goog.asserts.assert(a,"The DOM element for the separator cannot be null.");goog.a11y.aria.setRole(a,"separator")};goog.ui.registry.setDecoratorByClassName(goog.ui.MenuSeparatorRenderer.CSS_CLASS,function(){return new goog.ui.Separator});goog.ui.MenuRenderer=function(){goog.ui.ContainerRenderer.call(this)};goog.inherits(goog.ui.MenuRenderer,goog.ui.ContainerRenderer);goog.addSingletonGetter(goog.ui.MenuRenderer);goog.ui.MenuRenderer.CSS_CLASS="goog-menu";goog.ui.MenuRenderer.prototype.getAriaRole=function(){return goog.a11y.aria.Role.MENU};goog.ui.MenuRenderer.prototype.canDecorate=function(a){return"UL"==a.tagName||goog.ui.MenuRenderer.superClass_.canDecorate.call(this,a)};
-goog.ui.MenuRenderer.prototype.getDecoratorForChild=function(a){return"HR"==a.tagName?new goog.ui.Separator:goog.ui.MenuRenderer.superClass_.getDecoratorForChild.call(this,a)};goog.ui.MenuRenderer.prototype.containsElement=function(a,b){return goog.dom.contains(a.getElement(),b)};goog.ui.MenuRenderer.prototype.getCssClass=function(){return goog.ui.MenuRenderer.CSS_CLASS};
-goog.ui.MenuRenderer.prototype.initializeDom=function(a){goog.ui.MenuRenderer.superClass_.initializeDom.call(this,a);a=a.getElement();goog.asserts.assert(a,"The menu DOM element cannot be null.");goog.a11y.aria.setState(a,goog.a11y.aria.State.HASPOPUP,"true")};goog.ui.MenuSeparator=function(a){goog.ui.Separator.call(this,goog.ui.MenuSeparatorRenderer.getInstance(),a)};goog.inherits(goog.ui.MenuSeparator,goog.ui.Separator);goog.ui.registry.setDecoratorByClassName(goog.ui.MenuSeparatorRenderer.CSS_CLASS,function(){return new goog.ui.Separator});goog.ui.Menu=function(a,b){goog.ui.Container.call(this,goog.ui.Container.Orientation.VERTICAL,b||goog.ui.MenuRenderer.getInstance(),a);this.setFocusable(!1)};goog.inherits(goog.ui.Menu,goog.ui.Container);goog.ui.Menu.EventType={BEFORE_SHOW:goog.ui.Component.EventType.BEFORE_SHOW,SHOW:goog.ui.Component.EventType.SHOW,BEFORE_HIDE:goog.ui.Component.EventType.HIDE,HIDE:goog.ui.Component.EventType.HIDE};goog.ui.Menu.CSS_CLASS=goog.ui.MenuRenderer.CSS_CLASS;goog.ui.Menu.prototype.allowAutoFocus_=!0;
-goog.ui.Menu.prototype.allowHighlightDisabled_=!1;goog.ui.Menu.prototype.getCssClass=function(){return this.getRenderer().getCssClass()};goog.ui.Menu.prototype.containsElement=function(a){if(this.getRenderer().containsElement(this,a))return!0;for(var b=0,c=this.getChildCount();b<c;b++){var d=this.getChildAt(b);if("function"==typeof d.containsElement&&d.containsElement(a))return!0}return!1};goog.ui.Menu.prototype.addItem=function(a){this.addChild(a,!0)};
+goog.ui.MenuItem.prototype.setMnemonic=function(a){this.mnemonicKey_=a};goog.ui.MenuItem.prototype.getMnemonic=function(){return this.mnemonicKey_};goog.ui.registry.setDecoratorByClassName(goog.ui.MenuItemRenderer.CSS_CLASS,function(){return new goog.ui.MenuItem(null)});
+goog.ui.MenuItem.prototype.getPreferredAriaRole=function(){return this.isSupportedState(goog.ui.Component.State.CHECKED)?goog.a11y.aria.Role.MENU_ITEM_CHECKBOX:this.isSupportedState(goog.ui.Component.State.SELECTED)?goog.a11y.aria.Role.MENU_ITEM_RADIO:goog.ui.MenuItem.superClass_.getPreferredAriaRole.call(this)};goog.ui.MenuItem.prototype.getParent=function(){return goog.ui.Control.prototype.getParent.call(this)};goog.ui.MenuItem.prototype.getParentEventTarget=function(){return goog.ui.Control.prototype.getParentEventTarget.call(this)};goog.ui.MenuSeparatorRenderer=function(){goog.ui.ControlRenderer.call(this)};goog.inherits(goog.ui.MenuSeparatorRenderer,goog.ui.ControlRenderer);goog.addSingletonGetter(goog.ui.MenuSeparatorRenderer);goog.ui.MenuSeparatorRenderer.CSS_CLASS="goog-menuseparator";goog.ui.MenuSeparatorRenderer.prototype.createDom=function(a){return a.getDomHelper().createDom(goog.dom.TagName.DIV,this.getCssClass())};
+goog.ui.MenuSeparatorRenderer.prototype.decorate=function(a,b){b.id&&a.setId(b.id);if(b.tagName==goog.dom.TagName.HR){var c=b;b=this.createDom(a);goog.dom.insertSiblingBefore(b,c);goog.dom.removeNode(c)}else goog.dom.classlist.add(b,this.getCssClass());return b};goog.ui.MenuSeparatorRenderer.prototype.setContent=function(a,b){};goog.ui.MenuSeparatorRenderer.prototype.getCssClass=function(){return goog.ui.MenuSeparatorRenderer.CSS_CLASS};goog.ui.Separator=function(a,b){goog.ui.Control.call(this,null,a||goog.ui.MenuSeparatorRenderer.getInstance(),b);this.setSupportedState(goog.ui.Component.State.DISABLED,!1);this.setSupportedState(goog.ui.Component.State.HOVER,!1);this.setSupportedState(goog.ui.Component.State.ACTIVE,!1);this.setSupportedState(goog.ui.Component.State.FOCUSED,!1);this.setStateInternal(goog.ui.Component.State.DISABLED)};goog.inherits(goog.ui.Separator,goog.ui.Control);
+goog.ui.Separator.prototype.enterDocument=function(){goog.ui.Separator.superClass_.enterDocument.call(this);var a=this.getElement();goog.asserts.assert(a,"The DOM element for the separator cannot be null.");goog.a11y.aria.setRole(a,"separator")};goog.ui.registry.setDecoratorByClassName(goog.ui.MenuSeparatorRenderer.CSS_CLASS,function(){return new goog.ui.Separator});goog.ui.MenuRenderer=function(a){goog.ui.ContainerRenderer.call(this,a||goog.a11y.aria.Role.MENU)};goog.inherits(goog.ui.MenuRenderer,goog.ui.ContainerRenderer);goog.addSingletonGetter(goog.ui.MenuRenderer);goog.ui.MenuRenderer.CSS_CLASS="goog-menu";goog.ui.MenuRenderer.prototype.canDecorate=function(a){return a.tagName==goog.dom.TagName.UL||goog.ui.MenuRenderer.superClass_.canDecorate.call(this,a)};
+goog.ui.MenuRenderer.prototype.getDecoratorForChild=function(a){return a.tagName==goog.dom.TagName.HR?new goog.ui.Separator:goog.ui.MenuRenderer.superClass_.getDecoratorForChild.call(this,a)};goog.ui.MenuRenderer.prototype.containsElement=function(a,b){return goog.dom.contains(a.getElement(),b)};goog.ui.MenuRenderer.prototype.getCssClass=function(){return goog.ui.MenuRenderer.CSS_CLASS};
+goog.ui.MenuRenderer.prototype.initializeDom=function(a){goog.ui.MenuRenderer.superClass_.initializeDom.call(this,a);a=a.getElement();goog.asserts.assert(a,"The menu DOM element cannot be null.");goog.a11y.aria.setState(a,goog.a11y.aria.State.HASPOPUP,"true")};goog.ui.MenuSeparator=function(a){goog.ui.Separator.call(this,goog.ui.MenuSeparatorRenderer.getInstance(),a)};goog.inherits(goog.ui.MenuSeparator,goog.ui.Separator);goog.ui.registry.setDecoratorByClassName(goog.ui.MenuSeparatorRenderer.CSS_CLASS,function(){return new goog.ui.Separator});goog.ui.Menu=function(a,b){goog.ui.Container.call(this,goog.ui.Container.Orientation.VERTICAL,b||goog.ui.MenuRenderer.getInstance(),a);this.setFocusable(!1)};goog.inherits(goog.ui.Menu,goog.ui.Container);goog.tagUnsealableClass(goog.ui.Menu);goog.ui.Menu.EventType={BEFORE_SHOW:goog.ui.Component.EventType.BEFORE_SHOW,SHOW:goog.ui.Component.EventType.SHOW,BEFORE_HIDE:goog.ui.Component.EventType.HIDE,HIDE:goog.ui.Component.EventType.HIDE};goog.ui.Menu.CSS_CLASS=goog.ui.MenuRenderer.CSS_CLASS;
+goog.ui.Menu.prototype.allowAutoFocus_=!0;goog.ui.Menu.prototype.allowHighlightDisabled_=!1;goog.ui.Menu.prototype.getCssClass=function(){return this.getRenderer().getCssClass()};goog.ui.Menu.prototype.containsElement=function(a){if(this.getRenderer().containsElement(this,a))return!0;for(var b=0,c=this.getChildCount();b<c;b++){var d=this.getChildAt(b);if("function"==typeof d.containsElement&&d.containsElement(a))return!0}return!1};goog.ui.Menu.prototype.addItem=function(a){this.addChild(a,!0)};
 goog.ui.Menu.prototype.addItemAt=function(a,b){this.addChildAt(a,b,!0)};goog.ui.Menu.prototype.removeItem=function(a){(a=this.removeChild(a,!0))&&a.dispose()};goog.ui.Menu.prototype.removeItemAt=function(a){(a=this.removeChildAt(a,!0))&&a.dispose()};goog.ui.Menu.prototype.getItemAt=function(a){return this.getChildAt(a)};goog.ui.Menu.prototype.getItemCount=function(){return this.getChildCount()};goog.ui.Menu.prototype.getItems=function(){var a=[];this.forEachChild(function(b){a.push(b)});return a};
 goog.ui.Menu.prototype.setPosition=function(a,b){var c=this.isVisible();c||goog.style.setElementShown(this.getElement(),!0);goog.style.setPageOffset(this.getElement(),a,b);c||goog.style.setElementShown(this.getElement(),!1)};goog.ui.Menu.prototype.getPosition=function(){return this.isVisible()?goog.style.getPageOffset(this.getElement()):null};goog.ui.Menu.prototype.setAllowAutoFocus=function(a){(this.allowAutoFocus_=a)&&this.setFocusable(!0)};goog.ui.Menu.prototype.getAllowAutoFocus=function(){return this.allowAutoFocus_};
 goog.ui.Menu.prototype.setAllowHighlightDisabled=function(a){this.allowHighlightDisabled_=a};goog.ui.Menu.prototype.getAllowHighlightDisabled=function(){return this.allowHighlightDisabled_};goog.ui.Menu.prototype.setVisible=function(a,b,c){(b=goog.ui.Menu.superClass_.setVisible.call(this,a,b))&&a&&this.isInDocument()&&this.allowAutoFocus_&&this.getKeyEventTarget().focus();a&&c&&goog.isNumber(c.clientX)?this.openingCoords=new goog.math.Coordinate(c.clientX,c.clientY):this.openingCoords=null;return b};
-goog.ui.Menu.prototype.handleEnterItem=function(a){this.allowAutoFocus_&&this.getKeyEventTarget().focus();return goog.ui.Menu.superClass_.handleEnterItem.call(this,a)};goog.ui.Menu.prototype.highlightNextPrefix=function(a){var b=RegExp("^"+goog.string.regExpEscape(a),"i");return this.highlightHelper(function(a,d){var e=0>a?0:a,f=!1;do{++a;a==d&&(a=0,f=!0);var g=this.getChildAt(a).getCaption();if(g&&g.match(b))return a}while(!f||a!=e);return this.getHighlightedIndex()},this.getHighlightedIndex())};
+goog.ui.Menu.prototype.handleEnterItem=function(a){this.allowAutoFocus_&&this.getKeyEventTarget().focus();return goog.ui.Menu.superClass_.handleEnterItem.call(this,a)};goog.ui.Menu.prototype.highlightNextPrefix=function(a){var b=new RegExp("^"+goog.string.regExpEscape(a),"i");return this.highlightHelper(function(a,d){var e=0>a?0:a,f=!1;do{++a;a==d&&(a=0,f=!0);var g=this.getChildAt(a).getCaption();if(g&&g.match(b))return a}while(!f||a!=e);return this.getHighlightedIndex()},this.getHighlightedIndex())};
 goog.ui.Menu.prototype.canHighlightItem=function(a){return(this.allowHighlightDisabled_||a.isEnabled())&&a.isVisible()&&a.isSupportedState(goog.ui.Component.State.HOVER)};goog.ui.Menu.prototype.decorateInternal=function(a){this.decorateContent(a);goog.ui.Menu.superClass_.decorateInternal.call(this,a)};
 goog.ui.Menu.prototype.handleKeyEventInternal=function(a){var b=goog.ui.Menu.superClass_.handleKeyEventInternal.call(this,a);b||this.forEachChild(function(c){!b&&c.getMnemonic&&c.getMnemonic()==a.keyCode&&(this.isEnabled()&&this.setHighlighted(c),b=c.handleKeyEvent(a))},this);return b};goog.ui.Menu.prototype.setHighlightedIndex=function(a){goog.ui.Menu.superClass_.setHighlightedIndex.call(this,a);(a=this.getChildAt(a))&&goog.style.scrollIntoContainerView(a.getElement(),this.getElement())};
-goog.ui.Menu.prototype.decorateContent=function(a){var b=this.getRenderer();a=this.getDomHelper().getElementsByTagNameAndClass("div",b.getCssClass()+"-content",a);for(var c=a.length,d=0;d<c;d++)b.decorateChildren(this,a[d])};goog.color={};
+goog.ui.Menu.prototype.decorateContent=function(a){var b=this.getRenderer();a=this.getDomHelper().getElementsByTagNameAndClass(goog.dom.TagName.DIV,b.getCssClass()+"-content",a);for(var c=a.length,d=0;d<c;d++)b.decorateChildren(this,a[d])};goog.color={};
 goog.color.names={aliceblue:"#f0f8ff",antiquewhite:"#faebd7",aqua:"#00ffff",aquamarine:"#7fffd4",azure:"#f0ffff",beige:"#f5f5dc",bisque:"#ffe4c4",black:"#000000",blanchedalmond:"#ffebcd",blue:"#0000ff",blueviolet:"#8a2be2",brown:"#a52a2a",burlywood:"#deb887",cadetblue:"#5f9ea0",chartreuse:"#7fff00",chocolate:"#d2691e",coral:"#ff7f50",cornflowerblue:"#6495ed",cornsilk:"#fff8dc",crimson:"#dc143c",cyan:"#00ffff",darkblue:"#00008b",darkcyan:"#008b8b",darkgoldenrod:"#b8860b",darkgray:"#a9a9a9",darkgreen:"#006400",
 darkgrey:"#a9a9a9",darkkhaki:"#bdb76b",darkmagenta:"#8b008b",darkolivegreen:"#556b2f",darkorange:"#ff8c00",darkorchid:"#9932cc",darkred:"#8b0000",darksalmon:"#e9967a",darkseagreen:"#8fbc8f",darkslateblue:"#483d8b",darkslategray:"#2f4f4f",darkslategrey:"#2f4f4f",darkturquoise:"#00ced1",darkviolet:"#9400d3",deeppink:"#ff1493",deepskyblue:"#00bfff",dimgray:"#696969",dimgrey:"#696969",dodgerblue:"#1e90ff",firebrick:"#b22222",floralwhite:"#fffaf0",forestgreen:"#228b22",fuchsia:"#ff00ff",gainsboro:"#dcdcdc",
 ghostwhite:"#f8f8ff",gold:"#ffd700",goldenrod:"#daa520",gray:"#808080",green:"#008000",greenyellow:"#adff2f",grey:"#808080",honeydew:"#f0fff0",hotpink:"#ff69b4",indianred:"#cd5c5c",indigo:"#4b0082",ivory:"#fffff0",khaki:"#f0e68c",lavender:"#e6e6fa",lavenderblush:"#fff0f5",lawngreen:"#7cfc00",lemonchiffon:"#fffacd",lightblue:"#add8e6",lightcoral:"#f08080",lightcyan:"#e0ffff",lightgoldenrodyellow:"#fafad2",lightgray:"#d3d3d3",lightgreen:"#90ee90",lightgrey:"#d3d3d3",lightpink:"#ffb6c1",lightsalmon:"#ffa07a",
@@ -485,34 +632,36 @@ seashell:"#fff5ee",sienna:"#a0522d",silver:"#c0c0c0",skyblue:"#87ceeb",slateblue
 goog.color.isValidColor=function(a){var b=goog.color.prependHashIfNecessaryHelper(a);return!!(goog.color.isValidHexColor_(b)||goog.color.isValidRgbColor_(a).length||goog.color.names&&goog.color.names[a.toLowerCase()])};goog.color.parseRgb=function(a){var b=goog.color.isValidRgbColor_(a);if(!b.length)throw Error(a+" is not a valid RGB color");return b};goog.color.hexToRgbStyle=function(a){return goog.color.rgbStyle_(goog.color.hexToRgb(a))};goog.color.hexTripletRe_=/#(.)(.)(.)/;
 goog.color.normalizeHex=function(a){if(!goog.color.isValidHexColor_(a))throw Error("'"+a+"' is not a valid hex color");4==a.length&&(a=a.replace(goog.color.hexTripletRe_,"#$1$1$2$2$3$3"));return a.toLowerCase()};goog.color.hexToRgb=function(a){a=goog.color.normalizeHex(a);var b=parseInt(a.substr(1,2),16),c=parseInt(a.substr(3,2),16);a=parseInt(a.substr(5,2),16);return[b,c,a]};
 goog.color.rgbToHex=function(a,b,c){a=Number(a);b=Number(b);c=Number(c);if(isNaN(a)||0>a||255<a||isNaN(b)||0>b||255<b||isNaN(c)||0>c||255<c)throw Error('"('+a+","+b+","+c+'") is not a valid RGB color');a=goog.color.prependZeroIfNecessaryHelper(a.toString(16));b=goog.color.prependZeroIfNecessaryHelper(b.toString(16));c=goog.color.prependZeroIfNecessaryHelper(c.toString(16));return"#"+a+b+c};goog.color.rgbArrayToHex=function(a){return goog.color.rgbToHex(a[0],a[1],a[2])};
-goog.color.rgbToHsl=function(a,b,c){a/=255;b/=255;c/=255;var d=Math.max(a,b,c),e=Math.min(a,b,c),f=0,g=0,h=0.5*(d+e);d!=e&&(d==a?f=60*(b-c)/(d-e):d==b?f=60*(c-a)/(d-e)+120:d==c&&(f=60*(a-b)/(d-e)+240),g=0<h&&0.5>=h?(d-e)/(2*h):(d-e)/(2-2*h));return[Math.round(f+360)%360,g,h]};goog.color.rgbArrayToHsl=function(a){return goog.color.rgbToHsl(a[0],a[1],a[2])};goog.color.hueToRgb_=function(a,b,c){0>c?c+=1:1<c&&(c-=1);return 1>6*c?a+6*(b-a)*c:1>2*c?b:2>3*c?a+(b-a)*(2/3-c)*6:a};
-goog.color.hslToRgb=function(a,b,c){var d=0,e=0,f=0;a/=360;if(0==b)d=e=f=255*c;else var g=f=0,g=0.5>c?c*(1+b):c+b-b*c,f=2*c-g,d=255*goog.color.hueToRgb_(f,g,a+1/3),e=255*goog.color.hueToRgb_(f,g,a),f=255*goog.color.hueToRgb_(f,g,a-1/3);return[Math.round(d),Math.round(e),Math.round(f)]};goog.color.hslArrayToRgb=function(a){return goog.color.hslToRgb(a[0],a[1],a[2])};goog.color.validHexColorRe_=/^#(?:[0-9a-f]{3}){1,2}$/i;goog.color.isValidHexColor_=function(a){return goog.color.validHexColorRe_.test(a)};
+goog.color.rgbToHsl=function(a,b,c){a/=255;b/=255;c/=255;var d=Math.max(a,b,c),e=Math.min(a,b,c),f=0,g=0,h=.5*(d+e);d!=e&&(d==a?f=60*(b-c)/(d-e):d==b?f=60*(c-a)/(d-e)+120:d==c&&(f=60*(a-b)/(d-e)+240),g=0<h&&.5>=h?(d-e)/(2*h):(d-e)/(2-2*h));return[Math.round(f+360)%360,g,h]};goog.color.rgbArrayToHsl=function(a){return goog.color.rgbToHsl(a[0],a[1],a[2])};goog.color.hueToRgb_=function(a,b,c){0>c?c+=1:1<c&&--c;return 1>6*c?a+6*(b-a)*c:1>2*c?b:2>3*c?a+(b-a)*(2/3-c)*6:a};
+goog.color.hslToRgb=function(a,b,c){var d=0,e=0,f=0;a/=360;if(0==b)d=e=f=255*c;else var g=f=0,g=.5>c?c*(1+b):c+b-b*c,f=2*c-g,d=255*goog.color.hueToRgb_(f,g,a+1/3),e=255*goog.color.hueToRgb_(f,g,a),f=255*goog.color.hueToRgb_(f,g,a-1/3);return[Math.round(d),Math.round(e),Math.round(f)]};goog.color.hslArrayToRgb=function(a){return goog.color.hslToRgb(a[0],a[1],a[2])};goog.color.validHexColorRe_=/^#(?:[0-9a-f]{3}){1,2}$/i;goog.color.isValidHexColor_=function(a){return goog.color.validHexColorRe_.test(a)};
 goog.color.normalizedHexColorRe_=/^#[0-9a-f]{6}$/;goog.color.isNormalizedHexColor_=function(a){return goog.color.normalizedHexColorRe_.test(a)};goog.color.rgbColorRe_=/^(?:rgb)?\((0|[1-9]\d{0,2}),\s?(0|[1-9]\d{0,2}),\s?(0|[1-9]\d{0,2})\)$/i;goog.color.isValidRgbColor_=function(a){var b=a.match(goog.color.rgbColorRe_);if(b){a=Number(b[1]);var c=Number(b[2]),b=Number(b[3]);if(0<=a&&255>=a&&0<=c&&255>=c&&0<=b&&255>=b)return[a,c,b]}return[]};
 goog.color.prependZeroIfNecessaryHelper=function(a){return 1==a.length?"0"+a:a};goog.color.prependHashIfNecessaryHelper=function(a){return"#"==a.charAt(0)?a:"#"+a};goog.color.rgbStyle_=function(a){return"rgb("+a.join(",")+")"};
 goog.color.hsvToRgb=function(a,b,c){var d=0,e=0,f=0;if(0==b)f=e=d=c;else{var g=Math.floor(a/60),h=a/60-g;a=c*(1-b);var k=c*(1-b*h);b=c*(1-b*(1-h));switch(g){case 1:d=k;e=c;f=a;break;case 2:d=a;e=c;f=b;break;case 3:d=a;e=k;f=c;break;case 4:d=b;e=a;f=c;break;case 5:d=c;e=a;f=k;break;case 6:case 0:d=c,e=b,f=a}}return[Math.floor(d),Math.floor(e),Math.floor(f)]};
 goog.color.rgbToHsv=function(a,b,c){var d=Math.max(Math.max(a,b),c),e=Math.min(Math.min(a,b),c);if(e==d)e=a=0;else{var f=d-e,e=f/d;a=60*(a==d?(b-c)/f:b==d?2+(c-a)/f:4+(a-b)/f);0>a&&(a+=360);360<a&&(a-=360)}return[a,e,d]};goog.color.rgbArrayToHsv=function(a){return goog.color.rgbToHsv(a[0],a[1],a[2])};goog.color.hsvArrayToRgb=function(a){return goog.color.hsvToRgb(a[0],a[1],a[2])};goog.color.hexToHsl=function(a){a=goog.color.hexToRgb(a);return goog.color.rgbToHsl(a[0],a[1],a[2])};
 goog.color.hslToHex=function(a,b,c){return goog.color.rgbArrayToHex(goog.color.hslToRgb(a,b,c))};goog.color.hslArrayToHex=function(a){return goog.color.rgbArrayToHex(goog.color.hslToRgb(a[0],a[1],a[2]))};goog.color.hexToHsv=function(a){return goog.color.rgbArrayToHsv(goog.color.hexToRgb(a))};goog.color.hsvToHex=function(a,b,c){return goog.color.rgbArrayToHex(goog.color.hsvToRgb(a,b,c))};goog.color.hsvArrayToHex=function(a){return goog.color.hsvToHex(a[0],a[1],a[2])};
-goog.color.hslDistance=function(a,b){var c,d;c=0.5>=a[2]?a[1]*a[2]:a[1]*(1-a[2]);d=0.5>=b[2]?b[1]*b[2]:b[1]*(1-b[2]);return(a[2]-b[2])*(a[2]-b[2])+c*c+d*d-2*c*d*Math.cos(2*(a[0]/360-b[0]/360)*Math.PI)};goog.color.blend=function(a,b,c){c=goog.math.clamp(c,0,1);return[Math.round(c*a[0]+(1-c)*b[0]),Math.round(c*a[1]+(1-c)*b[1]),Math.round(c*a[2]+(1-c)*b[2])]};goog.color.darken=function(a,b){return goog.color.blend([0,0,0],a,b)};
-goog.color.lighten=function(a,b){return goog.color.blend([255,255,255],a,b)};goog.color.highContrast=function(a,b){for(var c=[],d=0;d<b.length;d++)c.push({color:b[d],diff:goog.color.yiqBrightnessDiff_(b[d],a)+goog.color.colorDiff_(b[d],a)});c.sort(function(a,b){return b.diff-a.diff});return c[0].color};goog.color.yiqBrightness_=function(a){return Math.round((299*a[0]+587*a[1]+114*a[2])/1E3)};goog.color.yiqBrightnessDiff_=function(a,b){return Math.abs(goog.color.yiqBrightness_(a)-goog.color.yiqBrightness_(b))};
-goog.color.colorDiff_=function(a,b){return Math.abs(a[0]-b[0])+Math.abs(a[1]-b[1])+Math.abs(a[2]-b[2])};goog.iter={};goog.iter.StopIteration="StopIteration"in goog.global?goog.global.StopIteration:Error("StopIteration");goog.iter.Iterator=function(){};goog.iter.Iterator.prototype.next=function(){throw goog.iter.StopIteration;};goog.iter.Iterator.prototype.__iterator__=function(a){return this};
+goog.color.hslDistance=function(a,b){var c,d;c=.5>=a[2]?a[1]*a[2]:a[1]*(1-a[2]);d=.5>=b[2]?b[1]*b[2]:b[1]*(1-b[2]);return(a[2]-b[2])*(a[2]-b[2])+c*c+d*d-2*c*d*Math.cos(2*(a[0]/360-b[0]/360)*Math.PI)};goog.color.blend=function(a,b,c){c=goog.math.clamp(c,0,1);return[Math.round(c*a[0]+(1-c)*b[0]),Math.round(c*a[1]+(1-c)*b[1]),Math.round(c*a[2]+(1-c)*b[2])]};goog.color.darken=function(a,b){return goog.color.blend([0,0,0],a,b)};goog.color.lighten=function(a,b){return goog.color.blend([255,255,255],a,b)};
+goog.color.highContrast=function(a,b){for(var c=[],d=0;d<b.length;d++)c.push({color:b[d],diff:goog.color.yiqBrightnessDiff_(b[d],a)+goog.color.colorDiff_(b[d],a)});c.sort(function(a,b){return b.diff-a.diff});return c[0].color};goog.color.yiqBrightness_=function(a){return Math.round((299*a[0]+587*a[1]+114*a[2])/1E3)};goog.color.yiqBrightnessDiff_=function(a,b){return Math.abs(goog.color.yiqBrightness_(a)-goog.color.yiqBrightness_(b))};
+goog.color.colorDiff_=function(a,b){return Math.abs(a[0]-b[0])+Math.abs(a[1]-b[1])+Math.abs(a[2]-b[2])};goog.iter={};goog.iter.StopIteration="StopIteration"in goog.global?goog.global.StopIteration:{message:"StopIteration",stack:""};goog.iter.Iterator=function(){};goog.iter.Iterator.prototype.next=function(){throw goog.iter.StopIteration;};goog.iter.Iterator.prototype.__iterator__=function(a){return this};
 goog.iter.toIterator=function(a){if(a instanceof goog.iter.Iterator)return a;if("function"==typeof a.__iterator__)return a.__iterator__(!1);if(goog.isArrayLike(a)){var b=0,c=new goog.iter.Iterator;c.next=function(){for(;;){if(b>=a.length)throw goog.iter.StopIteration;if(b in a)return a[b++];b++}};return c}throw Error("Not implemented");};
 goog.iter.forEach=function(a,b,c){if(goog.isArrayLike(a))try{goog.array.forEach(a,b,c)}catch(d){if(d!==goog.iter.StopIteration)throw d;}else{a=goog.iter.toIterator(a);try{for(;;)b.call(c,a.next(),void 0,a)}catch(e){if(e!==goog.iter.StopIteration)throw e;}}};goog.iter.filter=function(a,b,c){var d=goog.iter.toIterator(a);a=new goog.iter.Iterator;a.next=function(){for(;;){var a=d.next();if(b.call(c,a,void 0,d))return a}};return a};
-goog.iter.range=function(a,b,c){var d=0,e=a,f=c||1;1<arguments.length&&(d=a,e=b);if(0==f)throw Error("Range step argument must not be zero");var g=new goog.iter.Iterator;g.next=function(){if(0<f&&d>=e||0>f&&d<=e)throw goog.iter.StopIteration;var a=d;d+=f;return a};return g};goog.iter.join=function(a,b){return goog.iter.toArray(a).join(b)};goog.iter.map=function(a,b,c){var d=goog.iter.toIterator(a);a=new goog.iter.Iterator;a.next=function(){for(;;){var a=d.next();return b.call(c,a,void 0,d)}};return a};
-goog.iter.reduce=function(a,b,c,d){var e=c;goog.iter.forEach(a,function(a){e=b.call(d,e,a)});return e};goog.iter.some=function(a,b,c){a=goog.iter.toIterator(a);try{for(;;)if(b.call(c,a.next(),void 0,a))return!0}catch(d){if(d!==goog.iter.StopIteration)throw d;}return!1};goog.iter.every=function(a,b,c){a=goog.iter.toIterator(a);try{for(;;)if(!b.call(c,a.next(),void 0,a))return!1}catch(d){if(d!==goog.iter.StopIteration)throw d;}return!0};
-goog.iter.chain=function(a){var b=goog.iter.toIterator(arguments),c=new goog.iter.Iterator,d=null;c.next=function(){for(;;){if(null==d){var a=b.next();d=goog.iter.toIterator(a)}try{return d.next()}catch(c){if(c!==goog.iter.StopIteration)throw c;d=null}}};return c};goog.iter.chainFromIterable=function(a){return goog.iter.chain.apply(void 0,a)};
-goog.iter.dropWhile=function(a,b,c){var d=goog.iter.toIterator(a);a=new goog.iter.Iterator;var e=!0;a.next=function(){for(;;){var a=d.next();if(!e||!b.call(c,a,void 0,d))return e=!1,a}};return a};goog.iter.takeWhile=function(a,b,c){var d=goog.iter.toIterator(a);a=new goog.iter.Iterator;var e=!0;a.next=function(){for(;;)if(e){var a=d.next();if(b.call(c,a,void 0,d))return a;e=!1}else throw goog.iter.StopIteration;};return a};
-goog.iter.toArray=function(a){if(goog.isArrayLike(a))return goog.array.toArray(a);a=goog.iter.toIterator(a);var b=[];goog.iter.forEach(a,function(a){b.push(a)});return b};goog.iter.equals=function(a,b){var c=goog.iter.zipLongest({},a,b);return goog.iter.every(c,function(a){return a[0]==a[1]})};goog.iter.nextOrValue=function(a,b){try{return goog.iter.toIterator(a).next()}catch(c){if(c!=goog.iter.StopIteration)throw c;return b}};
+goog.iter.filterFalse=function(a,b,c){return goog.iter.filter(a,goog.functions.not(b),c)};goog.iter.range=function(a,b,c){var d=0,e=a,f=c||1;1<arguments.length&&(d=a,e=b);if(0==f)throw Error("Range step argument must not be zero");var g=new goog.iter.Iterator;g.next=function(){if(0<f&&d>=e||0>f&&d<=e)throw goog.iter.StopIteration;var a=d;d+=f;return a};return g};goog.iter.join=function(a,b){return goog.iter.toArray(a).join(b)};
+goog.iter.map=function(a,b,c){var d=goog.iter.toIterator(a);a=new goog.iter.Iterator;a.next=function(){var a=d.next();return b.call(c,a,void 0,d)};return a};goog.iter.reduce=function(a,b,c,d){var e=c;goog.iter.forEach(a,function(a){e=b.call(d,e,a)});return e};goog.iter.some=function(a,b,c){a=goog.iter.toIterator(a);try{for(;;)if(b.call(c,a.next(),void 0,a))return!0}catch(d){if(d!==goog.iter.StopIteration)throw d;}return!1};
+goog.iter.every=function(a,b,c){a=goog.iter.toIterator(a);try{for(;;)if(!b.call(c,a.next(),void 0,a))return!1}catch(d){if(d!==goog.iter.StopIteration)throw d;}return!0};goog.iter.chain=function(a){return goog.iter.chainFromIterable(arguments)};
+goog.iter.chainFromIterable=function(a){var b=goog.iter.toIterator(a);a=new goog.iter.Iterator;var c=null;a.next=function(){for(;;){if(null==c){var a=b.next();c=goog.iter.toIterator(a)}try{return c.next()}catch(e){if(e!==goog.iter.StopIteration)throw e;c=null}}};return a};goog.iter.dropWhile=function(a,b,c){var d=goog.iter.toIterator(a);a=new goog.iter.Iterator;var e=!0;a.next=function(){for(;;){var a=d.next();if(!e||!b.call(c,a,void 0,d))return e=!1,a}};return a};
+goog.iter.takeWhile=function(a,b,c){var d=goog.iter.toIterator(a);a=new goog.iter.Iterator;a.next=function(){var a=d.next();if(b.call(c,a,void 0,d))return a;throw goog.iter.StopIteration;};return a};goog.iter.toArray=function(a){if(goog.isArrayLike(a))return goog.array.toArray(a);a=goog.iter.toIterator(a);var b=[];goog.iter.forEach(a,function(a){b.push(a)});return b};
+goog.iter.equals=function(a,b,c){a=goog.iter.zipLongest({},a,b);var d=c||goog.array.defaultCompareEquality;return goog.iter.every(a,function(a){return d(a[0],a[1])})};goog.iter.nextOrValue=function(a,b){try{return goog.iter.toIterator(a).next()}catch(c){if(c!=goog.iter.StopIteration)throw c;return b}};
 goog.iter.product=function(a){if(goog.array.some(arguments,function(a){return!a.length})||!arguments.length)return new goog.iter.Iterator;var b=new goog.iter.Iterator,c=arguments,d=goog.array.repeat(0,c.length);b.next=function(){if(d){for(var a=goog.array.map(d,function(a,b){return c[b][a]}),b=d.length-1;0<=b;b--){goog.asserts.assert(d);if(d[b]<c[b].length-1){d[b]++;break}if(0==b){d=null;break}d[b]=0}return a}throw goog.iter.StopIteration;};return b};
 goog.iter.cycle=function(a){var b=goog.iter.toIterator(a),c=[],d=0;a=new goog.iter.Iterator;var e=!1;a.next=function(){var a=null;if(!e)try{return a=b.next(),c.push(a),a}catch(g){if(g!=goog.iter.StopIteration||goog.array.isEmpty(c))throw g;e=!0}a=c[d];d=(d+1)%c.length;return a};return a};goog.iter.count=function(a,b){var c=a||0,d=goog.isDef(b)?b:1,e=new goog.iter.Iterator;e.next=function(){var a=c;c+=d;return a};return e};
 goog.iter.repeat=function(a){var b=new goog.iter.Iterator;b.next=goog.functions.constant(a);return b};goog.iter.accumulate=function(a){var b=goog.iter.toIterator(a),c=0;a=new goog.iter.Iterator;a.next=function(){return c+=b.next()};return a};goog.iter.zip=function(a){var b=arguments,c=new goog.iter.Iterator;if(0<b.length){var d=goog.array.map(b,goog.iter.toIterator);c.next=function(){return goog.array.map(d,function(a){return a.next()})}}return c};
 goog.iter.zipLongest=function(a,b){var c=goog.array.slice(arguments,1),d=new goog.iter.Iterator;if(0<c.length){var e=goog.array.map(c,goog.iter.toIterator);d.next=function(){var b=!1,c=goog.array.map(e,function(c){var d;try{d=c.next(),b=!0}catch(e){if(e!==goog.iter.StopIteration)throw e;d=a}return d});if(!b)throw goog.iter.StopIteration;return c}}return d};goog.iter.compress=function(a,b){var c=goog.iter.toIterator(b);return goog.iter.filter(a,function(){return!!c.next()})};
 goog.iter.GroupByIterator_=function(a,b){this.iterator=goog.iter.toIterator(a);this.keyFunc=b||goog.functions.identity};goog.inherits(goog.iter.GroupByIterator_,goog.iter.Iterator);goog.iter.GroupByIterator_.prototype.next=function(){for(;this.currentKey==this.targetKey;)this.currentValue=this.iterator.next(),this.currentKey=this.keyFunc(this.currentValue);this.targetKey=this.currentKey;return[this.currentKey,this.groupItems_(this.targetKey)]};
 goog.iter.GroupByIterator_.prototype.groupItems_=function(a){for(var b=[];this.currentKey==a;){b.push(this.currentValue);try{this.currentValue=this.iterator.next()}catch(c){if(c!==goog.iter.StopIteration)throw c;break}this.currentKey=this.keyFunc(this.currentValue)}return b};goog.iter.groupBy=function(a,b){return new goog.iter.GroupByIterator_(a,b)};
+goog.iter.starMap=function(a,b,c){var d=goog.iter.toIterator(a);a=new goog.iter.Iterator;a.next=function(){var a=goog.iter.toArray(d.next());return b.apply(c,goog.array.concat(a,void 0,d))};return a};
 goog.iter.tee=function(a,b){var c=goog.iter.toIterator(a),d=goog.isNumber(b)?b:2,e=goog.array.map(goog.array.range(d),function(){return[]}),f=function(){var a=c.next();goog.array.forEach(e,function(b){b.push(a)})};return goog.array.map(e,function(a){var b=new goog.iter.Iterator;b.next=function(){goog.array.isEmpty(a)&&f();goog.asserts.assert(!goog.array.isEmpty(a));return a.shift()};return b})};goog.iter.enumerate=function(a,b){return goog.iter.zip(goog.iter.count(b),a)};
 goog.iter.limit=function(a,b){goog.asserts.assert(goog.math.isInt(b)&&0<=b);var c=goog.iter.toIterator(a),d=new goog.iter.Iterator,e=b;d.next=function(){if(0<e--)return c.next();throw goog.iter.StopIteration;};return d};goog.iter.consume=function(a,b){goog.asserts.assert(goog.math.isInt(b)&&0<=b);for(var c=goog.iter.toIterator(a);0<b--;)goog.iter.nextOrValue(c,null);return c};
 goog.iter.slice=function(a,b,c){goog.asserts.assert(goog.math.isInt(b)&&0<=b);a=goog.iter.consume(a,b);goog.isNumber(c)&&(goog.asserts.assert(goog.math.isInt(c)&&c>=b),a=goog.iter.limit(a,c-b));return a};goog.iter.hasDuplicates_=function(a){var b=[];goog.array.removeDuplicates(a,b);return a.length!=b.length};goog.iter.permutations=function(a,b){var c=goog.iter.toArray(a),d=goog.isNumber(b)?b:c.length,c=goog.array.repeat(c,d),c=goog.iter.product.apply(void 0,c);return goog.iter.filter(c,function(a){return!goog.iter.hasDuplicates_(a)})};
 goog.iter.combinations=function(a,b){function c(a){return d[a]}var d=goog.iter.toArray(a),e=goog.iter.range(d.length),e=goog.iter.permutations(e,b),f=goog.iter.filter(e,function(a){return goog.array.isSorted(a)}),e=new goog.iter.Iterator;e.next=function(){return goog.array.map(f.next(),c)};return e};
-goog.iter.combinationsWithReplacement=function(a,b){function c(a){return d[a]}var d=goog.iter.toArray(a),e=goog.array.range(d.length),e=goog.array.repeat(e,b),e=goog.iter.product.apply(void 0,e),f=goog.iter.filter(e,function(a){return goog.array.isSorted(a)}),e=new goog.iter.Iterator;e.next=function(){return goog.array.map(f.next(),c)};return e};goog.dom.TagWalkType={START_TAG:1,OTHER:0,END_TAG:-1};goog.dom.TagIterator=function(a,b,c,d,e){this.reversed=!!b;a&&this.setPosition(a,d);this.depth=void 0!=e?e:this.tagType||0;this.reversed&&(this.depth*=-1);this.constrained=!c};goog.inherits(goog.dom.TagIterator,goog.iter.Iterator);goog.dom.TagIterator.prototype.node=null;goog.dom.TagIterator.prototype.tagType=goog.dom.TagWalkType.OTHER;goog.dom.TagIterator.prototype.started_=!1;
+goog.iter.combinationsWithReplacement=function(a,b){function c(a){return d[a]}var d=goog.iter.toArray(a),e=goog.array.range(d.length),e=goog.array.repeat(e,b),e=goog.iter.product.apply(void 0,e),f=goog.iter.filter(e,function(a){return goog.array.isSorted(a)}),e=new goog.iter.Iterator;e.next=function(){return goog.array.map(f.next(),c)};return e};goog.dom.TagWalkType={START_TAG:1,OTHER:0,END_TAG:-1};goog.dom.TagIterator=function(a,b,c,d,e){this.reversed=!!b;this.node=null;this.tagType=goog.dom.TagWalkType.OTHER;this.started_=!1;this.constrained=!c;a&&this.setPosition(a,d);this.depth=void 0!=e?e:this.tagType||0;this.reversed&&(this.depth*=-1)};goog.inherits(goog.dom.TagIterator,goog.iter.Iterator);
 goog.dom.TagIterator.prototype.setPosition=function(a,b,c){if(this.node=a)goog.isNumber(b)?this.tagType=b:this.tagType=this.node.nodeType!=goog.dom.NodeType.ELEMENT?goog.dom.TagWalkType.OTHER:this.reversed?goog.dom.TagWalkType.END_TAG:goog.dom.TagWalkType.START_TAG;goog.isNumber(c)&&(this.depth=c)};goog.dom.TagIterator.prototype.copyFrom=function(a){this.node=a.node;this.tagType=a.tagType;this.depth=a.depth;this.reversed=a.reversed;this.constrained=a.constrained};
 goog.dom.TagIterator.prototype.clone=function(){return new goog.dom.TagIterator(this.node,this.reversed,!this.constrained,this.tagType,this.depth)};goog.dom.TagIterator.prototype.skipTag=function(){var a=this.reversed?goog.dom.TagWalkType.END_TAG:goog.dom.TagWalkType.START_TAG;this.tagType==a&&(this.tagType=-1*a,this.depth+=this.tagType*(this.reversed?-1:1))};
 goog.dom.TagIterator.prototype.restartTag=function(){var a=this.reversed?goog.dom.TagWalkType.START_TAG:goog.dom.TagWalkType.END_TAG;this.tagType==a&&(this.tagType=-1*a,this.depth+=this.tagType*(this.reversed?-1:1))};
@@ -522,40 +671,48 @@ goog.dom.TagIterator.prototype.equals=function(a){return a.node==this.node&&(!th
 goog.ui.PaletteRenderer.prototype.createDom=function(a){var b=this.getClassNames(a);a=a.getDomHelper().createDom(goog.dom.TagName.DIV,b?b.join(" "):null,this.createGrid(a.getContent(),a.getSize(),a.getDomHelper()));goog.a11y.aria.setRole(a,goog.a11y.aria.Role.GRID);return a};
 goog.ui.PaletteRenderer.prototype.createGrid=function(a,b,c){for(var d=[],e=0,f=0;e<b.height;e++){for(var g=[],h=0;h<b.width;h++){var k=a&&a[f++];g.push(this.createCell(k,c))}d.push(this.createRow(g,c))}return this.createTable(d,c)};goog.ui.PaletteRenderer.prototype.createTable=function(a,b){var c=b.createDom(goog.dom.TagName.TABLE,this.getCssClass()+"-table",b.createDom(goog.dom.TagName.TBODY,this.getCssClass()+"-body",a));c.cellSpacing=0;c.cellPadding=0;return c};
 goog.ui.PaletteRenderer.prototype.createRow=function(a,b){var c=b.createDom(goog.dom.TagName.TR,this.getCssClass()+"-row",a);goog.a11y.aria.setRole(c,goog.a11y.aria.Role.ROW);return c};
-goog.ui.PaletteRenderer.prototype.createCell=function(a,b){var c=b.createDom(goog.dom.TagName.TD,{"class":this.getCssClass()+"-cell",id:this.getCssClass()+"-cell-"+goog.ui.PaletteRenderer.cellId_++},a);goog.a11y.aria.setRole(c,goog.a11y.aria.Role.GRIDCELL);if(!goog.dom.getTextContent(c)&&!goog.a11y.aria.getLabel(c)){var d=this.findAriaLabelForCell_(c);d&&goog.a11y.aria.setLabel(c,d)}return c};
+goog.ui.PaletteRenderer.prototype.createCell=function(a,b){var c=b.createDom(goog.dom.TagName.TD,{"class":this.getCssClass()+"-cell",id:this.getCssClass()+"-cell-"+goog.ui.PaletteRenderer.cellId_++},a);goog.a11y.aria.setRole(c,goog.a11y.aria.Role.GRIDCELL);goog.a11y.aria.setState(c,goog.a11y.aria.State.SELECTED,!1);if(!goog.dom.getTextContent(c)&&!goog.a11y.aria.getLabel(c)){var d=this.findAriaLabelForCell_(c);d&&goog.a11y.aria.setLabel(c,d)}return c};
 goog.ui.PaletteRenderer.prototype.findAriaLabelForCell_=function(a){a=new goog.dom.NodeIterator(a);for(var b="",c;!b&&(c=goog.iter.nextOrValue(a,null));)c.nodeType==goog.dom.NodeType.ELEMENT&&(b=goog.a11y.aria.getLabel(c)||c.title);return b};goog.ui.PaletteRenderer.prototype.canDecorate=function(a){return!1};goog.ui.PaletteRenderer.prototype.decorate=function(a,b){return null};
 goog.ui.PaletteRenderer.prototype.setContent=function(a,b){if(a){var c=goog.dom.getElementsByTagNameAndClass(goog.dom.TagName.TBODY,this.getCssClass()+"-body",a)[0];if(c){var d=0;goog.array.forEach(c.rows,function(a){goog.array.forEach(a.cells,function(a){goog.dom.removeChildren(a);if(b){var c=b[d++];c&&goog.dom.appendChild(a,c)}})});if(d<b.length){for(var e=[],f=goog.dom.getDomHelper(a),g=c.rows[0].cells.length;d<b.length;){var h=b[d++];e.push(this.createCell(h,f));e.length==g&&(h=this.createRow(e,
 f),goog.dom.appendChild(c,h),e.length=0)}if(0<e.length){for(;e.length<g;)e.push(this.createCell("",f));h=this.createRow(e,f);goog.dom.appendChild(c,h)}}}goog.style.setUnselectable(a,!0,goog.userAgent.GECKO)}};goog.ui.PaletteRenderer.prototype.getContainingItem=function(a,b){for(var c=a.getElement();b&&b.nodeType==goog.dom.NodeType.ELEMENT&&b!=c;){if(b.tagName==goog.dom.TagName.TD&&goog.dom.classlist.contains(b,this.getCssClass()+"-cell"))return b.firstChild;b=b.parentNode}return null};
-goog.ui.PaletteRenderer.prototype.highlightCell=function(a,b,c){b&&(b=this.getCellForItem(b),goog.dom.classlist.enable(b,this.getCssClass()+"-cell-hover",c),goog.a11y.aria.setState(a.getElementStrict(),goog.a11y.aria.State.ACTIVEDESCENDANT,b.id))};goog.ui.PaletteRenderer.prototype.getCellForItem=function(a){return a?a.parentNode:null};goog.ui.PaletteRenderer.prototype.selectCell=function(a,b,c){b&&goog.dom.classlist.enable(b.parentNode,this.getCssClass()+"-cell-selected",c)};
-goog.ui.PaletteRenderer.prototype.getCssClass=function(){return goog.ui.PaletteRenderer.CSS_CLASS};goog.ui.SelectionModel=function(a){goog.events.EventTarget.call(this);this.items_=[];this.addItems(a)};goog.inherits(goog.ui.SelectionModel,goog.events.EventTarget);goog.ui.SelectionModel.prototype.selectedItem_=null;goog.ui.SelectionModel.prototype.selectionHandler_=null;goog.ui.SelectionModel.prototype.getSelectionHandler=function(){return this.selectionHandler_};goog.ui.SelectionModel.prototype.setSelectionHandler=function(a){this.selectionHandler_=a};
-goog.ui.SelectionModel.prototype.getItemCount=function(){return this.items_.length};goog.ui.SelectionModel.prototype.indexOfItem=function(a){return a?goog.array.indexOf(this.items_,a):-1};goog.ui.SelectionModel.prototype.getFirst=function(){return this.items_[0]};goog.ui.SelectionModel.prototype.getLast=function(){return this.items_[this.items_.length-1]};goog.ui.SelectionModel.prototype.getItemAt=function(a){return this.items_[a]||null};
-goog.ui.SelectionModel.prototype.addItems=function(a){a&&(goog.array.forEach(a,function(a){this.selectItem_(a,!1)},this),goog.array.extend(this.items_,a))};goog.ui.SelectionModel.prototype.addItem=function(a){this.addItemAt(a,this.getItemCount())};goog.ui.SelectionModel.prototype.addItemAt=function(a,b){a&&(this.selectItem_(a,!1),goog.array.insertAt(this.items_,a,b))};
+goog.ui.PaletteRenderer.prototype.highlightCell=function(a,b,c){b&&(b=this.getCellForItem(b),goog.asserts.assert(b),goog.dom.classlist.enable(b,this.getCssClass()+"-cell-hover",c),c?goog.a11y.aria.setState(a.getElementStrict(),goog.a11y.aria.State.ACTIVEDESCENDANT,b.id):b.id==goog.a11y.aria.getState(a.getElementStrict(),goog.a11y.aria.State.ACTIVEDESCENDANT)&&goog.a11y.aria.removeState(a.getElementStrict(),goog.a11y.aria.State.ACTIVEDESCENDANT))};
+goog.ui.PaletteRenderer.prototype.getCellForItem=function(a){return a?a.parentNode:null};goog.ui.PaletteRenderer.prototype.selectCell=function(a,b,c){b&&(a=b.parentNode,goog.dom.classlist.enable(a,this.getCssClass()+"-cell-selected",c),goog.a11y.aria.setState(a,goog.a11y.aria.State.SELECTED,c))};goog.ui.PaletteRenderer.prototype.getCssClass=function(){return goog.ui.PaletteRenderer.CSS_CLASS};goog.ui.SelectionModel=function(a){goog.events.EventTarget.call(this);this.items_=[];this.addItems(a)};goog.inherits(goog.ui.SelectionModel,goog.events.EventTarget);goog.tagUnsealableClass(goog.ui.SelectionModel);goog.ui.SelectionModel.prototype.selectedItem_=null;goog.ui.SelectionModel.prototype.selectionHandler_=null;goog.ui.SelectionModel.prototype.getSelectionHandler=function(){return this.selectionHandler_};
+goog.ui.SelectionModel.prototype.setSelectionHandler=function(a){this.selectionHandler_=a};goog.ui.SelectionModel.prototype.getItemCount=function(){return this.items_.length};goog.ui.SelectionModel.prototype.indexOfItem=function(a){return a?goog.array.indexOf(this.items_,a):-1};goog.ui.SelectionModel.prototype.getFirst=function(){return this.items_[0]};goog.ui.SelectionModel.prototype.getLast=function(){return this.items_[this.items_.length-1]};
+goog.ui.SelectionModel.prototype.getItemAt=function(a){return this.items_[a]||null};goog.ui.SelectionModel.prototype.addItems=function(a){a&&(goog.array.forEach(a,function(a){this.selectItem_(a,!1)},this),goog.array.extend(this.items_,a))};goog.ui.SelectionModel.prototype.addItem=function(a){this.addItemAt(a,this.getItemCount())};goog.ui.SelectionModel.prototype.addItemAt=function(a,b){a&&(this.selectItem_(a,!1),goog.array.insertAt(this.items_,a,b))};
 goog.ui.SelectionModel.prototype.removeItem=function(a){a&&goog.array.remove(this.items_,a)&&a==this.selectedItem_&&(this.selectedItem_=null,this.dispatchEvent(goog.events.EventType.SELECT))};goog.ui.SelectionModel.prototype.removeItemAt=function(a){this.removeItem(this.getItemAt(a))};goog.ui.SelectionModel.prototype.getSelectedItem=function(){return this.selectedItem_};goog.ui.SelectionModel.prototype.getItems=function(){return goog.array.clone(this.items_)};
 goog.ui.SelectionModel.prototype.setSelectedItem=function(a){a!=this.selectedItem_&&(this.selectItem_(this.selectedItem_,!1),this.selectedItem_=a,this.selectItem_(a,!0));this.dispatchEvent(goog.events.EventType.SELECT)};goog.ui.SelectionModel.prototype.getSelectedIndex=function(){return this.indexOfItem(this.selectedItem_)};goog.ui.SelectionModel.prototype.setSelectedIndex=function(a){this.setSelectedItem(this.getItemAt(a))};
-goog.ui.SelectionModel.prototype.clear=function(){goog.array.clear(this.items_);this.selectedItem_=null};goog.ui.SelectionModel.prototype.disposeInternal=function(){goog.ui.SelectionModel.superClass_.disposeInternal.call(this);delete this.items_;this.selectedItem_=null};goog.ui.SelectionModel.prototype.selectItem_=function(a,b){a&&("function"==typeof this.selectionHandler_?this.selectionHandler_(a,b):"function"==typeof a.setSelected&&a.setSelected(b))};goog.ui.Palette=function(a,b,c){goog.ui.Control.call(this,a,b||goog.ui.PaletteRenderer.getInstance(),c);this.setAutoStates(goog.ui.Component.State.CHECKED|goog.ui.Component.State.SELECTED|goog.ui.Component.State.OPENED,!1);this.currentCellControl_=new goog.ui.Palette.CurrentCell_;this.currentCellControl_.setParentEventTarget(this)};goog.inherits(goog.ui.Palette,goog.ui.Control);goog.ui.Palette.EventType={AFTER_HIGHLIGHT:goog.events.getUniqueId("afterhighlight")};goog.ui.Palette.prototype.size_=null;
-goog.ui.Palette.prototype.highlightedIndex_=-1;goog.ui.Palette.prototype.selectionModel_=null;goog.ui.Palette.prototype.disposeInternal=function(){goog.ui.Palette.superClass_.disposeInternal.call(this);this.selectionModel_&&(this.selectionModel_.dispose(),this.selectionModel_=null);this.size_=null;this.currentCellControl_.dispose()};
+goog.ui.SelectionModel.prototype.clear=function(){goog.array.clear(this.items_);this.selectedItem_=null};goog.ui.SelectionModel.prototype.disposeInternal=function(){goog.ui.SelectionModel.superClass_.disposeInternal.call(this);delete this.items_;this.selectedItem_=null};goog.ui.SelectionModel.prototype.selectItem_=function(a,b){a&&("function"==typeof this.selectionHandler_?this.selectionHandler_(a,b):"function"==typeof a.setSelected&&a.setSelected(b))};goog.ui.Palette=function(a,b,c){goog.ui.Control.call(this,a,b||goog.ui.PaletteRenderer.getInstance(),c);this.setAutoStates(goog.ui.Component.State.CHECKED|goog.ui.Component.State.SELECTED|goog.ui.Component.State.OPENED,!1);this.currentCellControl_=new goog.ui.Palette.CurrentCell_;this.currentCellControl_.setParentEventTarget(this);this.lastHighlightedIndex_=-1};goog.inherits(goog.ui.Palette,goog.ui.Control);goog.tagUnsealableClass(goog.ui.Palette);goog.ui.Palette.EventType={AFTER_HIGHLIGHT:goog.events.getUniqueId("afterhighlight")};
+goog.ui.Palette.prototype.size_=null;goog.ui.Palette.prototype.highlightedIndex_=-1;goog.ui.Palette.prototype.selectionModel_=null;goog.ui.Palette.prototype.disposeInternal=function(){goog.ui.Palette.superClass_.disposeInternal.call(this);this.selectionModel_&&(this.selectionModel_.dispose(),this.selectionModel_=null);this.size_=null;this.currentCellControl_.dispose()};
 goog.ui.Palette.prototype.setContentInternal=function(a){goog.ui.Palette.superClass_.setContentInternal.call(this,a);this.adjustSize_();this.selectionModel_?(this.selectionModel_.clear(),this.selectionModel_.addItems(a)):(this.selectionModel_=new goog.ui.SelectionModel(a),this.selectionModel_.setSelectionHandler(goog.bind(this.selectItem_,this)),this.getHandler().listen(this.selectionModel_,goog.events.EventType.SELECT,this.handleSelectionChange));this.highlightedIndex_=-1};
 goog.ui.Palette.prototype.getCaption=function(){return""};goog.ui.Palette.prototype.setCaption=function(a){};goog.ui.Palette.prototype.handleMouseOver=function(a){goog.ui.Palette.superClass_.handleMouseOver.call(this,a);var b=this.getRenderer().getContainingItem(this,a.target);b&&a.relatedTarget&&goog.dom.contains(b,a.relatedTarget)||b!=this.getHighlightedItem()&&this.setHighlightedItem(b)};
-goog.ui.Palette.prototype.handleMouseOut=function(a){goog.ui.Palette.superClass_.handleMouseOut.call(this,a);var b=this.getRenderer().getContainingItem(this,a.target);b&&a.relatedTarget&&goog.dom.contains(b,a.relatedTarget)||b==this.getHighlightedItem()&&this.setHighlightedItem(null)};goog.ui.Palette.prototype.handleMouseDown=function(a){goog.ui.Palette.superClass_.handleMouseDown.call(this,a);this.isActive()&&(a=this.getRenderer().getContainingItem(this,a.target),a!=this.getHighlightedItem()&&this.setHighlightedItem(a))};
-goog.ui.Palette.prototype.performActionInternal=function(a){var b=this.getHighlightedItem();return b?(this.setSelectedItem(b),goog.ui.Palette.superClass_.performActionInternal.call(this,a)):!1};
+goog.ui.Palette.prototype.handleMouseDown=function(a){goog.ui.Palette.superClass_.handleMouseDown.call(this,a);this.isActive()&&(a=this.getRenderer().getContainingItem(this,a.target),a!=this.getHighlightedItem()&&this.setHighlightedItem(a))};goog.ui.Palette.prototype.performActionInternal=function(a){var b=this.getHighlightedItem();return b?(this.setSelectedItem(b),goog.ui.Palette.superClass_.performActionInternal.call(this,a)):!1};
 goog.ui.Palette.prototype.handleKeyEvent=function(a){var b=this.getContent(),b=b?b.length:0,c=this.size_.width;if(0==b||!this.isEnabled())return!1;if(a.keyCode==goog.events.KeyCodes.ENTER||a.keyCode==goog.events.KeyCodes.SPACE)return this.performActionInternal(a);if(a.keyCode==goog.events.KeyCodes.HOME)return this.setHighlightedIndex(0),!0;if(a.keyCode==goog.events.KeyCodes.END)return this.setHighlightedIndex(b-1),!0;var d=0>this.highlightedIndex_?this.getSelectedIndex():this.highlightedIndex_;switch(a.keyCode){case goog.events.KeyCodes.LEFT:if(-1==
 d||0==d)d=b;this.setHighlightedIndex(d-1);a.preventDefault();return!0;case goog.events.KeyCodes.RIGHT:return d==b-1&&(d=-1),this.setHighlightedIndex(d+1),a.preventDefault(),!0;case goog.events.KeyCodes.UP:-1==d&&(d=b+c-1);if(d>=c)return this.setHighlightedIndex(d-c),a.preventDefault(),!0;break;case goog.events.KeyCodes.DOWN:if(-1==d&&(d=-c),d<b-c)return this.setHighlightedIndex(d+c),a.preventDefault(),!0}return!1};goog.ui.Palette.prototype.handleSelectionChange=function(a){};
 goog.ui.Palette.prototype.getSize=function(){return this.size_};goog.ui.Palette.prototype.setSize=function(a,b){if(this.getElement())throw Error(goog.ui.Component.Error.ALREADY_RENDERED);this.size_=goog.isNumber(a)?new goog.math.Size(a,b):a;this.adjustSize_()};goog.ui.Palette.prototype.getHighlightedIndex=function(){return this.highlightedIndex_};goog.ui.Palette.prototype.getHighlightedItem=function(){var a=this.getContent();return a&&a[this.highlightedIndex_]};
-goog.ui.Palette.prototype.getHighlightedCellElement_=function(){return this.getRenderer().getCellForItem(this.getHighlightedItem())};goog.ui.Palette.prototype.setHighlightedIndex=function(a){a!=this.highlightedIndex_&&(this.highlightIndex_(this.highlightedIndex_,!1),this.highlightedIndex_=a,this.highlightIndex_(a,!0),this.dispatchEvent(goog.ui.Palette.EventType.AFTER_HIGHLIGHT))};
+goog.ui.Palette.prototype.getHighlightedCellElement_=function(){return this.getRenderer().getCellForItem(this.getHighlightedItem())};goog.ui.Palette.prototype.setHighlightedIndex=function(a){a!=this.highlightedIndex_&&(this.highlightIndex_(this.highlightedIndex_,!1),this.lastHighlightedIndex_=this.highlightedIndex_,this.highlightedIndex_=a,this.highlightIndex_(a,!0),this.dispatchEvent(goog.ui.Palette.EventType.AFTER_HIGHLIGHT))};
 goog.ui.Palette.prototype.setHighlightedItem=function(a){var b=this.getContent();this.setHighlightedIndex(b?goog.array.indexOf(b,a):-1)};goog.ui.Palette.prototype.getSelectedIndex=function(){return this.selectionModel_?this.selectionModel_.getSelectedIndex():-1};goog.ui.Palette.prototype.getSelectedItem=function(){return this.selectionModel_?this.selectionModel_.getSelectedItem():null};goog.ui.Palette.prototype.setSelectedIndex=function(a){this.selectionModel_&&this.selectionModel_.setSelectedIndex(a)};
 goog.ui.Palette.prototype.setSelectedItem=function(a){this.selectionModel_&&this.selectionModel_.setSelectedItem(a)};goog.ui.Palette.prototype.highlightIndex_=function(a,b){if(this.getElement()){var c=this.getContent();if(c&&0<=a&&a<c.length){var d=this.getHighlightedCellElement_();this.currentCellControl_.getElement()!=d&&this.currentCellControl_.setElementInternal(d);this.currentCellControl_.tryHighlight(b)&&this.getRenderer().highlightCell(this,c[a],b)}}};
-goog.ui.Palette.prototype.selectItem_=function(a,b){this.getElement()&&this.getRenderer().selectCell(this,a,b)};goog.ui.Palette.prototype.adjustSize_=function(){var a=this.getContent();if(a)if(this.size_&&this.size_.width){if(a=Math.ceil(a.length/this.size_.width),!goog.isNumber(this.size_.height)||this.size_.height<a)this.size_.height=a}else a=Math.ceil(Math.sqrt(a.length)),this.size_=new goog.math.Size(a,a);else this.size_=new goog.math.Size(0,0)};
-goog.ui.Palette.CurrentCell_=function(){goog.ui.Control.call(this,null);this.setDispatchTransitionEvents(goog.ui.Component.State.HOVER,!0)};goog.inherits(goog.ui.Palette.CurrentCell_,goog.ui.Control);goog.ui.Palette.CurrentCell_.prototype.tryHighlight=function(a){this.setHighlighted(a);return this.isHighlighted()==a};goog.ui.ColorPalette=function(a,b,c){this.colors_=a||[];goog.ui.Palette.call(this,null,b||goog.ui.PaletteRenderer.getInstance(),c);this.setColors(this.colors_)};goog.inherits(goog.ui.ColorPalette,goog.ui.Palette);goog.ui.ColorPalette.prototype.normalizedColors_=null;goog.ui.ColorPalette.prototype.labels_=null;goog.ui.ColorPalette.prototype.getColors=function(){return this.colors_};
+goog.ui.Palette.prototype.setHighlighted=function(a){a&&-1==this.highlightedIndex_?this.setHighlightedIndex(-1<this.lastHighlightedIndex_?this.lastHighlightedIndex_:0):a||this.setHighlightedIndex(-1);goog.ui.Palette.superClass_.setHighlighted.call(this,a)};goog.ui.Palette.prototype.selectItem_=function(a,b){this.getElement()&&this.getRenderer().selectCell(this,a,b)};
+goog.ui.Palette.prototype.adjustSize_=function(){var a=this.getContent();if(a)if(this.size_&&this.size_.width){if(a=Math.ceil(a.length/this.size_.width),!goog.isNumber(this.size_.height)||this.size_.height<a)this.size_.height=a}else a=Math.ceil(Math.sqrt(a.length)),this.size_=new goog.math.Size(a,a);else this.size_=new goog.math.Size(0,0)};goog.ui.Palette.CurrentCell_=function(){goog.ui.Control.call(this,null);this.setDispatchTransitionEvents(goog.ui.Component.State.HOVER,!0)};
+goog.inherits(goog.ui.Palette.CurrentCell_,goog.ui.Control);goog.ui.Palette.CurrentCell_.prototype.tryHighlight=function(a){this.setHighlighted(a);return this.isHighlighted()==a};goog.ui.ColorPalette=function(a,b,c){this.colors_=a||[];goog.ui.Palette.call(this,null,b||goog.ui.PaletteRenderer.getInstance(),c);this.setColors(this.colors_)};goog.inherits(goog.ui.ColorPalette,goog.ui.Palette);goog.tagUnsealableClass(goog.ui.ColorPalette);goog.ui.ColorPalette.prototype.normalizedColors_=null;goog.ui.ColorPalette.prototype.labels_=null;goog.ui.ColorPalette.prototype.getColors=function(){return this.colors_};
 goog.ui.ColorPalette.prototype.setColors=function(a,b){this.colors_=a;this.labels_=b||null;this.normalizedColors_=null;this.setContent(this.createColorNodes())};goog.ui.ColorPalette.prototype.getSelectedColor=function(){var a=this.getSelectedItem();return a?(a=goog.style.getStyle(a,"background-color"),goog.ui.ColorPalette.parseColor_(a)):null};
 goog.ui.ColorPalette.prototype.setSelectedColor=function(a){a=goog.ui.ColorPalette.parseColor_(a);this.normalizedColors_||(this.normalizedColors_=goog.array.map(this.colors_,function(a){return goog.ui.ColorPalette.parseColor_(a)}));this.setSelectedIndex(a?goog.array.indexOf(this.normalizedColors_,a):-1)};
-goog.ui.ColorPalette.prototype.createColorNodes=function(){return goog.array.map(this.colors_,function(a,b){var c=this.getDomHelper().createDom("div",{"class":this.getRenderer().getCssClass()+"-colorswatch",style:"background-color:"+a});c.title=this.labels_&&this.labels_[b]?this.labels_[b]:"#"==a.charAt(0)?"RGB ("+goog.color.hexToRgb(a).join(", ")+")":a;return c},this)};goog.ui.ColorPalette.parseColor_=function(a){if(a)try{return goog.color.parse(a).hex}catch(b){}return null};goog.ui.ColorPicker=function(a,b){goog.ui.Component.call(this,a);this.colorPalette_=b||null;this.getHandler().listen(this,goog.ui.Component.EventType.ACTION,this.onColorPaletteAction_)};goog.inherits(goog.ui.ColorPicker,goog.ui.Component);goog.ui.ColorPicker.DEFAULT_NUM_COLS=5;goog.ui.ColorPicker.EventType={CHANGE:"change"};goog.ui.ColorPicker.prototype.focusable_=!0;goog.ui.ColorPicker.prototype.getColors=function(){return this.colorPalette_?this.colorPalette_.getColors():null};
+goog.ui.ColorPalette.prototype.createColorNodes=function(){return goog.array.map(this.colors_,function(a,b){var c=this.getDomHelper().createDom(goog.dom.TagName.DIV,{"class":this.getRenderer().getCssClass()+"-colorswatch",style:"background-color:"+a});c.title=this.labels_&&this.labels_[b]?this.labels_[b]:"#"==a.charAt(0)?"RGB ("+goog.color.hexToRgb(a).join(", ")+")":a;return c},this)};goog.ui.ColorPalette.parseColor_=function(a){if(a)try{return goog.color.parse(a).hex}catch(b){}return null};goog.ui.ColorPicker=function(a,b){goog.ui.Component.call(this,a);this.colorPalette_=b||null;this.getHandler().listen(this,goog.ui.Component.EventType.ACTION,this.onColorPaletteAction_)};goog.inherits(goog.ui.ColorPicker,goog.ui.Component);goog.ui.ColorPicker.DEFAULT_NUM_COLS=5;goog.ui.ColorPicker.EventType={CHANGE:"change"};goog.ui.ColorPicker.prototype.focusable_=!0;goog.ui.ColorPicker.prototype.getColors=function(){return this.colorPalette_?this.colorPalette_.getColors():null};
 goog.ui.ColorPicker.prototype.setColors=function(a){this.colorPalette_?this.colorPalette_.setColors(a):this.createColorPalette_(a)};goog.ui.ColorPicker.prototype.addColors=function(a){this.setColors(a)};goog.ui.ColorPicker.prototype.setSize=function(a){this.colorPalette_||this.createColorPalette_([]);this.colorPalette_.setSize(a)};goog.ui.ColorPicker.prototype.getSize=function(){return this.colorPalette_?this.colorPalette_.getSize():null};goog.ui.ColorPicker.prototype.setColumnCount=function(a){this.setSize(a)};
 goog.ui.ColorPicker.prototype.getSelectedIndex=function(){return this.colorPalette_?this.colorPalette_.getSelectedIndex():-1};goog.ui.ColorPicker.prototype.setSelectedIndex=function(a){this.colorPalette_&&this.colorPalette_.setSelectedIndex(a)};goog.ui.ColorPicker.prototype.getSelectedColor=function(){return this.colorPalette_?this.colorPalette_.getSelectedColor():null};goog.ui.ColorPicker.prototype.setSelectedColor=function(a){this.colorPalette_&&this.colorPalette_.setSelectedColor(a)};
 goog.ui.ColorPicker.prototype.isFocusable=function(){return this.focusable_};goog.ui.ColorPicker.prototype.setFocusable=function(a){this.focusable_=a;this.colorPalette_&&this.colorPalette_.setSupportedState(goog.ui.Component.State.FOCUSED,a)};goog.ui.ColorPicker.prototype.canDecorate=function(a){return!1};
 goog.ui.ColorPicker.prototype.enterDocument=function(){goog.ui.ColorPicker.superClass_.enterDocument.call(this);this.colorPalette_&&this.colorPalette_.render(this.getElement());this.getElement().unselectable="on"};goog.ui.ColorPicker.prototype.disposeInternal=function(){goog.ui.ColorPicker.superClass_.disposeInternal.call(this);this.colorPalette_&&(this.colorPalette_.dispose(),this.colorPalette_=null)};goog.ui.ColorPicker.prototype.focus=function(){this.colorPalette_&&this.colorPalette_.getElement().focus()};
 goog.ui.ColorPicker.prototype.onColorPaletteAction_=function(a){a.stopPropagation();this.dispatchEvent(goog.ui.ColorPicker.EventType.CHANGE)};goog.ui.ColorPicker.prototype.createColorPalette_=function(a){a=new goog.ui.ColorPalette(a,null,this.getDomHelper());a.setSize(goog.ui.ColorPicker.DEFAULT_NUM_COLS);a.setSupportedState(goog.ui.Component.State.FOCUSED,this.focusable_);this.addChild(a);this.colorPalette_=a;this.isInDocument()&&this.colorPalette_.render(this.getElement())};
 goog.ui.ColorPicker.createSimpleColorGrid=function(a){a=new goog.ui.ColorPicker(a);a.setSize(7);a.setColors(goog.ui.ColorPicker.SIMPLE_GRID_COLORS);return a};goog.ui.ColorPicker.SIMPLE_GRID_COLORS="#ffffff #cccccc #c0c0c0 #999999 #666666 #333333 #000000 #ffcccc #ff6666 #ff0000 #cc0000 #990000 #660000 #330000 #ffcc99 #ff9966 #ff9900 #ff6600 #cc6600 #993300 #663300 #ffff99 #ffff66 #ffcc66 #ffcc33 #cc9933 #996633 #663333 #ffffcc #ffff33 #ffff00 #ffcc00 #999900 #666600 #333300 #99ff99 #66ff99 #33ff33 #33cc00 #009900 #006600 #003300 #99ffff #33ffff #66cccc #00cccc #339999 #336666 #003333 #ccffff #66ffff #33ccff #3366ff #3333ff #000099 #000066 #ccccff #9999ff #6666cc #6633ff #6600cc #333399 #330099 #ffccff #ff99ff #cc66cc #cc33cc #993399 #663366 #330033".split(" ");goog.events.FocusHandler=function(a){goog.events.EventTarget.call(this);this.element_=a;a=goog.userAgent.IE?"focusout":"blur";this.listenKeyIn_=goog.events.listen(this.element_,goog.userAgent.IE?"focusin":"focus",this,!goog.userAgent.IE);this.listenKeyOut_=goog.events.listen(this.element_,a,this,!goog.userAgent.IE)};goog.inherits(goog.events.FocusHandler,goog.events.EventTarget);goog.events.FocusHandler.EventType={FOCUSIN:"focusin",FOCUSOUT:"focusout"};
-goog.events.FocusHandler.prototype.handleEvent=function(a){var b=a.getBrowserEvent(),b=new goog.events.BrowserEvent(b);b.type="focusin"==a.type||"focus"==a.type?goog.events.FocusHandler.EventType.FOCUSIN:goog.events.FocusHandler.EventType.FOCUSOUT;this.dispatchEvent(b)};goog.events.FocusHandler.prototype.disposeInternal=function(){goog.events.FocusHandler.superClass_.disposeInternal.call(this);goog.events.unlistenByKey(this.listenKeyIn_);goog.events.unlistenByKey(this.listenKeyOut_);delete this.element_};goog.structs={};goog.structs.getCount=function(a){return"function"==typeof a.getCount?a.getCount():goog.isArrayLike(a)||goog.isString(a)?a.length:goog.object.getCount(a)};goog.structs.getValues=function(a){if("function"==typeof a.getValues)return a.getValues();if(goog.isString(a))return a.split("");if(goog.isArrayLike(a)){for(var b=[],c=a.length,d=0;d<c;d++)b.push(a[d]);return b}return goog.object.getValues(a)};
+goog.events.FocusHandler.prototype.handleEvent=function(a){var b=a.getBrowserEvent(),b=new goog.events.BrowserEvent(b);b.type="focusin"==a.type||"focus"==a.type?goog.events.FocusHandler.EventType.FOCUSIN:goog.events.FocusHandler.EventType.FOCUSOUT;this.dispatchEvent(b)};goog.events.FocusHandler.prototype.disposeInternal=function(){goog.events.FocusHandler.superClass_.disposeInternal.call(this);goog.events.unlistenByKey(this.listenKeyIn_);goog.events.unlistenByKey(this.listenKeyOut_);delete this.element_};goog.html.SafeScript=function(){this.privateDoNotAccessOrElseSafeScriptWrappedValue_="";this.SAFE_SCRIPT_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_=goog.html.SafeScript.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_};goog.html.SafeScript.prototype.implementsGoogStringTypedString=!0;goog.html.SafeScript.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_={};goog.html.SafeScript.fromConstant=function(a){a=goog.string.Const.unwrap(a);return 0===a.length?goog.html.SafeScript.EMPTY:goog.html.SafeScript.createSafeScriptSecurityPrivateDoNotAccessOrElse(a)};
+goog.html.SafeScript.prototype.getTypedStringValue=function(){return this.privateDoNotAccessOrElseSafeScriptWrappedValue_};goog.DEBUG&&(goog.html.SafeScript.prototype.toString=function(){return"SafeScript{"+this.privateDoNotAccessOrElseSafeScriptWrappedValue_+"}"});
+goog.html.SafeScript.unwrap=function(a){if(a instanceof goog.html.SafeScript&&a.constructor===goog.html.SafeScript&&a.SAFE_SCRIPT_TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_===goog.html.SafeScript.TYPE_MARKER_GOOG_HTML_SECURITY_PRIVATE_)return a.privateDoNotAccessOrElseSafeScriptWrappedValue_;goog.asserts.fail("expected object of type SafeScript, got '"+a+"'");return"type_error:SafeScript"};goog.html.SafeScript.createSafeScriptSecurityPrivateDoNotAccessOrElse=function(a){return(new goog.html.SafeScript).initSecurityPrivateDoNotAccessOrElse_(a)};
+goog.html.SafeScript.prototype.initSecurityPrivateDoNotAccessOrElse_=function(a){this.privateDoNotAccessOrElseSafeScriptWrappedValue_=a;return this};goog.html.SafeScript.EMPTY=goog.html.SafeScript.createSafeScriptSecurityPrivateDoNotAccessOrElse("");goog.html.uncheckedconversions={};goog.html.uncheckedconversions.safeHtmlFromStringKnownToSatisfyTypeContract=function(a,b,c){goog.asserts.assertString(goog.string.Const.unwrap(a),"must provide justification");goog.asserts.assert(!goog.string.isEmptyOrWhitespace(goog.string.Const.unwrap(a)),"must provide non-empty justification");return goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse(b,c||null)};
+goog.html.uncheckedconversions.safeScriptFromStringKnownToSatisfyTypeContract=function(a,b){goog.asserts.assertString(goog.string.Const.unwrap(a),"must provide justification");goog.asserts.assert(!goog.string.isEmpty(goog.string.Const.unwrap(a)),"must provide non-empty justification");return goog.html.SafeScript.createSafeScriptSecurityPrivateDoNotAccessOrElse(b)};
+goog.html.uncheckedconversions.safeStyleFromStringKnownToSatisfyTypeContract=function(a,b){goog.asserts.assertString(goog.string.Const.unwrap(a),"must provide justification");goog.asserts.assert(!goog.string.isEmptyOrWhitespace(goog.string.Const.unwrap(a)),"must provide non-empty justification");return goog.html.SafeStyle.createSafeStyleSecurityPrivateDoNotAccessOrElse(b)};
+goog.html.uncheckedconversions.safeStyleSheetFromStringKnownToSatisfyTypeContract=function(a,b){goog.asserts.assertString(goog.string.Const.unwrap(a),"must provide justification");goog.asserts.assert(!goog.string.isEmptyOrWhitespace(goog.string.Const.unwrap(a)),"must provide non-empty justification");return goog.html.SafeStyleSheet.createSafeStyleSheetSecurityPrivateDoNotAccessOrElse(b)};
+goog.html.uncheckedconversions.safeUrlFromStringKnownToSatisfyTypeContract=function(a,b){goog.asserts.assertString(goog.string.Const.unwrap(a),"must provide justification");goog.asserts.assert(!goog.string.isEmptyOrWhitespace(goog.string.Const.unwrap(a)),"must provide non-empty justification");return goog.html.SafeUrl.createSafeUrlSecurityPrivateDoNotAccessOrElse(b)};
+goog.html.uncheckedconversions.trustedResourceUrlFromStringKnownToSatisfyTypeContract=function(a,b){goog.asserts.assertString(goog.string.Const.unwrap(a),"must provide justification");goog.asserts.assert(!goog.string.isEmptyOrWhitespace(goog.string.Const.unwrap(a)),"must provide non-empty justification");return goog.html.TrustedResourceUrl.createTrustedResourceUrlSecurityPrivateDoNotAccessOrElse(b)};goog.structs={};goog.structs.getCount=function(a){return"function"==typeof a.getCount?a.getCount():goog.isArrayLike(a)||goog.isString(a)?a.length:goog.object.getCount(a)};goog.structs.getValues=function(a){if("function"==typeof a.getValues)return a.getValues();if(goog.isString(a))return a.split("");if(goog.isArrayLike(a)){for(var b=[],c=a.length,d=0;d<c;d++)b.push(a[d]);return b}return goog.object.getValues(a)};
 goog.structs.getKeys=function(a){if("function"==typeof a.getKeys)return a.getKeys();if("function"!=typeof a.getValues){if(goog.isArrayLike(a)||goog.isString(a)){var b=[];a=a.length;for(var c=0;c<a;c++)b.push(c);return b}return goog.object.getKeys(a)}};goog.structs.contains=function(a,b){return"function"==typeof a.contains?a.contains(b):"function"==typeof a.containsValue?a.containsValue(b):goog.isArrayLike(a)||goog.isString(a)?goog.array.contains(a,b):goog.object.containsValue(a,b)};
 goog.structs.isEmpty=function(a){return"function"==typeof a.isEmpty?a.isEmpty():goog.isArrayLike(a)||goog.isString(a)?goog.array.isEmpty(a):goog.object.isEmpty(a)};goog.structs.clear=function(a){"function"==typeof a.clear?a.clear():goog.isArrayLike(a)?goog.array.clear(a):goog.object.clear(a)};
 goog.structs.forEach=function(a,b,c){if("function"==typeof a.forEach)a.forEach(b,c);else if(goog.isArrayLike(a)||goog.isString(a))goog.array.forEach(a,b,c);else for(var d=goog.structs.getKeys(a),e=goog.structs.getValues(a),f=e.length,g=0;g<f;g++)b.call(c,e[g],d&&d[g],a)};
@@ -568,32 +725,33 @@ goog.structs.Map.prototype.equals=function(a,b){if(this===a)return!0;if(this.cou
 goog.structs.Map.prototype.remove=function(a){return goog.structs.Map.hasKey_(this.map_,a)?(delete this.map_[a],this.count_--,this.version_++,this.keys_.length>2*this.count_&&this.cleanupKeysArray_(),!0):!1};
 goog.structs.Map.prototype.cleanupKeysArray_=function(){if(this.count_!=this.keys_.length){for(var a=0,b=0;a<this.keys_.length;){var c=this.keys_[a];goog.structs.Map.hasKey_(this.map_,c)&&(this.keys_[b++]=c);a++}this.keys_.length=b}if(this.count_!=this.keys_.length){for(var d={},b=a=0;a<this.keys_.length;)c=this.keys_[a],goog.structs.Map.hasKey_(d,c)||(this.keys_[b++]=c,d[c]=1),a++;this.keys_.length=b}};
 goog.structs.Map.prototype.get=function(a,b){return goog.structs.Map.hasKey_(this.map_,a)?this.map_[a]:b};goog.structs.Map.prototype.set=function(a,b){goog.structs.Map.hasKey_(this.map_,a)||(this.count_++,this.keys_.push(a),this.version_++);this.map_[a]=b};goog.structs.Map.prototype.addAll=function(a){var b;a instanceof goog.structs.Map?(b=a.getKeys(),a=a.getValues()):(b=goog.object.getKeys(a),a=goog.object.getValues(a));for(var c=0;c<b.length;c++)this.set(b[c],a[c])};
-goog.structs.Map.prototype.clone=function(){return new goog.structs.Map(this)};goog.structs.Map.prototype.transpose=function(){for(var a=new goog.structs.Map,b=0;b<this.keys_.length;b++){var c=this.keys_[b];a.set(this.map_[c],c)}return a};goog.structs.Map.prototype.toObject=function(){this.cleanupKeysArray_();for(var a={},b=0;b<this.keys_.length;b++){var c=this.keys_[b];a[c]=this.map_[c]}return a};goog.structs.Map.prototype.getKeyIterator=function(){return this.__iterator__(!0)};
-goog.structs.Map.prototype.getValueIterator=function(){return this.__iterator__(!1)};goog.structs.Map.prototype.__iterator__=function(a){this.cleanupKeysArray_();var b=0,c=this.keys_,d=this.map_,e=this.version_,f=this,g=new goog.iter.Iterator;g.next=function(){for(;;){if(e!=f.version_)throw Error("The map has changed since the iterator was created");if(b>=c.length)throw goog.iter.StopIteration;var g=c[b++];return a?g:d[g]}};return g};
-goog.structs.Map.hasKey_=function(a,b){return Object.prototype.hasOwnProperty.call(a,b)};goog.structs.Set=function(a){this.map_=new goog.structs.Map;a&&this.addAll(a)};goog.structs.Set.getKey_=function(a){var b=typeof a;return"object"==b&&a||"function"==b?"o"+goog.getUid(a):b.substr(0,1)+a};goog.structs.Set.prototype.getCount=function(){return this.map_.getCount()};goog.structs.Set.prototype.add=function(a){this.map_.set(goog.structs.Set.getKey_(a),a)};goog.structs.Set.prototype.addAll=function(a){a=goog.structs.getValues(a);for(var b=a.length,c=0;c<b;c++)this.add(a[c])};
+goog.structs.Map.prototype.forEach=function(a,b){for(var c=this.getKeys(),d=0;d<c.length;d++){var e=c[d],f=this.get(e);a.call(b,f,e,this)}};goog.structs.Map.prototype.clone=function(){return new goog.structs.Map(this)};goog.structs.Map.prototype.transpose=function(){for(var a=new goog.structs.Map,b=0;b<this.keys_.length;b++){var c=this.keys_[b];a.set(this.map_[c],c)}return a};
+goog.structs.Map.prototype.toObject=function(){this.cleanupKeysArray_();for(var a={},b=0;b<this.keys_.length;b++){var c=this.keys_[b];a[c]=this.map_[c]}return a};goog.structs.Map.prototype.getKeyIterator=function(){return this.__iterator__(!0)};goog.structs.Map.prototype.getValueIterator=function(){return this.__iterator__(!1)};
+goog.structs.Map.prototype.__iterator__=function(a){this.cleanupKeysArray_();var b=0,c=this.version_,d=this,e=new goog.iter.Iterator;e.next=function(){if(c!=d.version_)throw Error("The map has changed since the iterator was created");if(b>=d.keys_.length)throw goog.iter.StopIteration;var e=d.keys_[b++];return a?e:d.map_[e]};return e};goog.structs.Map.hasKey_=function(a,b){return Object.prototype.hasOwnProperty.call(a,b)};goog.structs.Set=function(a){this.map_=new goog.structs.Map;a&&this.addAll(a)};goog.structs.Set.getKey_=function(a){var b=typeof a;return"object"==b&&a||"function"==b?"o"+goog.getUid(a):b.substr(0,1)+a};goog.structs.Set.prototype.getCount=function(){return this.map_.getCount()};goog.structs.Set.prototype.add=function(a){this.map_.set(goog.structs.Set.getKey_(a),a)};goog.structs.Set.prototype.addAll=function(a){a=goog.structs.getValues(a);for(var b=a.length,c=0;c<b;c++)this.add(a[c])};
 goog.structs.Set.prototype.removeAll=function(a){a=goog.structs.getValues(a);for(var b=a.length,c=0;c<b;c++)this.remove(a[c])};goog.structs.Set.prototype.remove=function(a){return this.map_.remove(goog.structs.Set.getKey_(a))};goog.structs.Set.prototype.clear=function(){this.map_.clear()};goog.structs.Set.prototype.isEmpty=function(){return this.map_.isEmpty()};goog.structs.Set.prototype.contains=function(a){return this.map_.containsKey(goog.structs.Set.getKey_(a))};
 goog.structs.Set.prototype.containsAll=function(a){return goog.structs.every(a,this.contains,this)};goog.structs.Set.prototype.intersection=function(a){var b=new goog.structs.Set;a=goog.structs.getValues(a);for(var c=0;c<a.length;c++){var d=a[c];this.contains(d)&&b.add(d)}return b};goog.structs.Set.prototype.difference=function(a){var b=this.clone();b.removeAll(a);return b};goog.structs.Set.prototype.getValues=function(){return this.map_.getValues()};goog.structs.Set.prototype.clone=function(){return new goog.structs.Set(this)};
 goog.structs.Set.prototype.equals=function(a){return this.getCount()==goog.structs.getCount(a)&&this.isSubsetOf(a)};goog.structs.Set.prototype.isSubsetOf=function(a){var b=goog.structs.getCount(a);if(this.getCount()>b)return!1;!(a instanceof goog.structs.Set)&&5<b&&(a=new goog.structs.Set(a));return goog.structs.every(this,function(b){return goog.structs.contains(a,b)})};goog.structs.Set.prototype.__iterator__=function(a){return this.map_.__iterator__(!1)};goog.debug.LOGGING_ENABLED=goog.DEBUG;goog.debug.catchErrors=function(a,b,c){c=c||goog.global;var d=c.onerror,e=!!b;goog.userAgent.WEBKIT&&!goog.userAgent.isVersionOrHigher("535.3")&&(e=!e);c.onerror=function(b,c,h,k,l){d&&d(b,c,h,k,l);a({message:b,fileName:c,line:h,col:k,error:l});return e}};goog.debug.expose=function(a,b){if("undefined"==typeof a)return"undefined";if(null==a)return"NULL";var c=[],d;for(d in a)if(b||!goog.isFunction(a[d])){var e=d+" = ";try{e+=a[d]}catch(f){e+="*** "+f+" ***"}c.push(e)}return c.join("\n")};
-goog.debug.deepExpose=function(a,b){var c=new goog.structs.Set,d=[],e=function(a,g){var h=g+"  ";try{if(goog.isDef(a))if(goog.isNull(a))d.push("NULL");else if(goog.isString(a))d.push('"'+a.replace(/\n/g,"\n"+g)+'"');else if(goog.isFunction(a))d.push(String(a).replace(/\n/g,"\n"+g));else if(goog.isObject(a))if(c.contains(a))d.push("*** reference loop detected ***");else{c.add(a);d.push("{");for(var k in a)if(b||!goog.isFunction(a[k]))d.push("\n"),d.push(h),d.push(k+" = "),e(a[k],h);d.push("\n"+g+"}")}else d.push(a);
-else d.push("undefined")}catch(l){d.push("*** "+l+" ***")}};e(a,"");return d.join("")};goog.debug.exposeArray=function(a){for(var b=[],c=0;c<a.length;c++)goog.isArray(a[c])?b.push(goog.debug.exposeArray(a[c])):b.push(a[c]);return"[ "+b.join(", ")+" ]"};
-goog.debug.exposeException=function(a,b){try{var c=goog.debug.normalizeErrorObject(a);return"Message: "+goog.string.htmlEscape(c.message)+'\nUrl: <a href="view-source:'+c.fileName+'" target="_new">'+c.fileName+"</a>\nLine: "+c.lineNumber+"\n\nBrowser stack:\n"+goog.string.htmlEscape(c.stack+"-> ")+"[end]\n\nJS stack traversal:\n"+goog.string.htmlEscape(goog.debug.getStacktrace(b)+"-> ")}catch(d){return"Exception trying to expose exception! You win, we lose. "+d}};
+goog.debug.deepExpose=function(a,b){var c=[],d=function(a,f,g){var h=f+"  ";g=new goog.structs.Set(g);try{if(goog.isDef(a))if(goog.isNull(a))c.push("NULL");else if(goog.isString(a))c.push('"'+a.replace(/\n/g,"\n"+f)+'"');else if(goog.isFunction(a))c.push(String(a).replace(/\n/g,"\n"+f));else if(goog.isObject(a))if(g.contains(a))c.push("*** reference loop detected ***");else{g.add(a);c.push("{");for(var k in a)if(b||!goog.isFunction(a[k]))c.push("\n"),c.push(h),c.push(k+" = "),d(a[k],h,g);c.push("\n"+
+f+"}")}else c.push(a);else c.push("undefined")}catch(l){c.push("*** "+l+" ***")}};d(a,"",new goog.structs.Set);return c.join("")};goog.debug.exposeArray=function(a){for(var b=[],c=0;c<a.length;c++)goog.isArray(a[c])?b.push(goog.debug.exposeArray(a[c])):b.push(a[c]);return"[ "+b.join(", ")+" ]"};goog.debug.exposeException=function(a,b){var c=goog.debug.exposeExceptionAsHtml(a,b);return goog.html.SafeHtml.unwrap(c)};
+goog.debug.exposeExceptionAsHtml=function(a,b){try{var c=goog.debug.normalizeErrorObject(a),d=goog.debug.createViewSourceUrl_(c.fileName);return goog.html.SafeHtml.concat(goog.html.SafeHtml.htmlEscapePreservingNewlinesAndSpaces("Message: "+c.message+"\nUrl: "),goog.html.SafeHtml.create("a",{href:d,target:"_new"},c.fileName),goog.html.SafeHtml.htmlEscapePreservingNewlinesAndSpaces("\nLine: "+c.lineNumber+"\n\nBrowser stack:\n"+c.stack+"-> [end]\n\nJS stack traversal:\n"+goog.debug.getStacktrace(b)+
+"-> "))}catch(e){return goog.html.SafeHtml.htmlEscapePreservingNewlinesAndSpaces("Exception trying to expose exception! You win, we lose. "+e)}};
+goog.debug.createViewSourceUrl_=function(a){goog.isDefAndNotNull(a)||(a="");if(!/^https?:\/\//i.test(a))return goog.html.SafeUrl.fromConstant(goog.string.Const.from("sanitizedviewsrc"));a=goog.html.SafeUrl.sanitize(a);return goog.html.uncheckedconversions.safeUrlFromStringKnownToSatisfyTypeContract(goog.string.Const.from("view-source scheme plus HTTP/HTTPS URL"),"view-source:"+goog.html.SafeUrl.unwrap(a))};
 goog.debug.normalizeErrorObject=function(a){var b=goog.getObjectByName("window.location.href");if(goog.isString(a))return{message:a,name:"Unknown error",lineNumber:"Not available",fileName:b,stack:"Not available"};var c,d,e=!1;try{c=a.lineNumber||a.line||"Not available"}catch(f){c="Not available",e=!0}try{d=a.fileName||a.filename||a.sourceURL||goog.global.$googDebugFname||b}catch(g){d="Not available",e=!0}return!e&&a.lineNumber&&a.fileName&&a.stack&&a.message&&a.name?a:{message:a.message||"Not available",
-name:a.name||"UnknownError",lineNumber:c,fileName:d,stack:a.stack||"Not available"}};goog.debug.enhanceError=function(a,b){var c="string"==typeof a?Error(a):a;c.stack||(c.stack=goog.debug.getStacktrace(arguments.callee.caller));if(b){for(var d=0;c["message"+d];)++d;c["message"+d]=String(b)}return c};
-goog.debug.getStacktraceSimple=function(a){for(var b=[],c=arguments.callee.caller,d=0;c&&(!a||d<a);){b.push(goog.debug.getFunctionName(c));b.push("()\n");try{c=c.caller}catch(e){b.push("[exception trying to get caller]\n");break}d++;if(d>=goog.debug.MAX_STACK_DEPTH){b.push("[...long stack...]");break}}a&&d>=a?b.push("[...reached max depth limit...]"):b.push("[end]");return b.join("")};goog.debug.MAX_STACK_DEPTH=50;
-goog.debug.getStacktrace=function(a){return goog.debug.getStacktraceHelper_(a||arguments.callee.caller,[])};
-goog.debug.getStacktraceHelper_=function(a,b){var c=[];if(goog.array.contains(b,a))c.push("[...circular reference...]");else if(a&&b.length<goog.debug.MAX_STACK_DEPTH){c.push(goog.debug.getFunctionName(a)+"(");for(var d=a.arguments,e=0;e<d.length;e++){0<e&&c.push(", ");var f;f=d[e];switch(typeof f){case "object":f=f?"object":"null";break;case "string":break;case "number":f=String(f);break;case "boolean":f=f?"true":"false";break;case "function":f=(f=goog.debug.getFunctionName(f))?f:"[fn]";break;default:f=
-typeof f}40<f.length&&(f=f.substr(0,40)+"...");c.push(f)}b.push(a);c.push(")\n");try{c.push(goog.debug.getStacktraceHelper_(a.caller,b))}catch(g){c.push("[exception trying to get caller]\n")}}else a?c.push("[...long stack...]"):c.push("[end]");return c.join("")};goog.debug.setFunctionResolver=function(a){goog.debug.fnNameResolver_=a};
+name:a.name||"UnknownError",lineNumber:c,fileName:d,stack:a.stack||"Not available"}};goog.debug.enhanceError=function(a,b){var c;"string"==typeof a?(c=Error(a),Error.captureStackTrace&&Error.captureStackTrace(c,goog.debug.enhanceError)):c=a;c.stack||(c.stack=goog.debug.getStacktrace(goog.debug.enhanceError));if(b){for(var d=0;c["message"+d];)++d;c["message"+d]=String(b)}return c};
+goog.debug.getStacktraceSimple=function(a){if(goog.STRICT_MODE_COMPATIBLE){var b=goog.debug.getNativeStackTrace_(goog.debug.getStacktraceSimple);if(b)return b}for(var b=[],c=arguments.callee.caller,d=0;c&&(!a||d<a);){b.push(goog.debug.getFunctionName(c));b.push("()\n");try{c=c.caller}catch(e){b.push("[exception trying to get caller]\n");break}d++;if(d>=goog.debug.MAX_STACK_DEPTH){b.push("[...long stack...]");break}}a&&d>=a?b.push("[...reached max depth limit...]"):b.push("[end]");return b.join("")};
+goog.debug.MAX_STACK_DEPTH=50;goog.debug.getNativeStackTrace_=function(a){var b=Error();if(Error.captureStackTrace)return Error.captureStackTrace(b,a),String(b.stack);try{throw b;}catch(c){b=c}return(a=b.stack)?String(a):null};goog.debug.getStacktrace=function(a){var b;goog.STRICT_MODE_COMPATIBLE&&(b=goog.debug.getNativeStackTrace_(a||goog.debug.getStacktrace));b||(b=goog.debug.getStacktraceHelper_(a||arguments.callee.caller,[]));return b};
+goog.debug.getStacktraceHelper_=function(a,b){var c=[];if(goog.array.contains(b,a))c.push("[...circular reference...]");else if(a&&b.length<goog.debug.MAX_STACK_DEPTH){c.push(goog.debug.getFunctionName(a)+"(");for(var d=a.arguments,e=0;d&&e<d.length;e++){0<e&&c.push(", ");var f;f=d[e];switch(typeof f){case "object":f=f?"object":"null";break;case "string":break;case "number":f=String(f);break;case "boolean":f=f?"true":"false";break;case "function":f=(f=goog.debug.getFunctionName(f))?f:"[fn]";break;
+default:f=typeof f}40<f.length&&(f=f.substr(0,40)+"...");c.push(f)}b.push(a);c.push(")\n");try{c.push(goog.debug.getStacktraceHelper_(a.caller,b))}catch(g){c.push("[exception trying to get caller]\n")}}else a?c.push("[...long stack...]"):c.push("[end]");return c.join("")};goog.debug.setFunctionResolver=function(a){goog.debug.fnNameResolver_=a};
 goog.debug.getFunctionName=function(a){if(goog.debug.fnNameCache_[a])return goog.debug.fnNameCache_[a];if(goog.debug.fnNameResolver_){var b=goog.debug.fnNameResolver_(a);if(b)return goog.debug.fnNameCache_[a]=b}a=String(a);goog.debug.fnNameCache_[a]||(b=/function ([^\(]+)/.exec(a),goog.debug.fnNameCache_[a]=b?b[1]:"[Anonymous]");return goog.debug.fnNameCache_[a]};
-goog.debug.makeWhitespaceVisible=function(a){return a.replace(/ /g,"[_]").replace(/\f/g,"[f]").replace(/\n/g,"[n]\n").replace(/\r/g,"[r]").replace(/\t/g,"[t]")};goog.debug.fnNameCache_={};goog.debug.LogRecord=function(a,b,c,d,e){this.reset(a,b,c,d,e)};goog.debug.LogRecord.prototype.sequenceNumber_=0;goog.debug.LogRecord.prototype.exception_=null;goog.debug.LogRecord.prototype.exceptionText_=null;goog.debug.LogRecord.ENABLE_SEQUENCE_NUMBERS=!0;goog.debug.LogRecord.nextSequenceNumber_=0;
-goog.debug.LogRecord.prototype.reset=function(a,b,c,d,e){goog.debug.LogRecord.ENABLE_SEQUENCE_NUMBERS&&(this.sequenceNumber_="number"==typeof e?e:goog.debug.LogRecord.nextSequenceNumber_++);this.time_=d||goog.now();this.level_=a;this.msg_=b;this.loggerName_=c;delete this.exception_;delete this.exceptionText_};goog.debug.LogRecord.prototype.getLoggerName=function(){return this.loggerName_};goog.debug.LogRecord.prototype.getException=function(){return this.exception_};
-goog.debug.LogRecord.prototype.setException=function(a){this.exception_=a};goog.debug.LogRecord.prototype.getExceptionText=function(){return this.exceptionText_};goog.debug.LogRecord.prototype.setExceptionText=function(a){this.exceptionText_=a};goog.debug.LogRecord.prototype.setLoggerName=function(a){this.loggerName_=a};goog.debug.LogRecord.prototype.getLevel=function(){return this.level_};goog.debug.LogRecord.prototype.setLevel=function(a){this.level_=a};
-goog.debug.LogRecord.prototype.getMessage=function(){return this.msg_};goog.debug.LogRecord.prototype.setMessage=function(a){this.msg_=a};goog.debug.LogRecord.prototype.getMillis=function(){return this.time_};goog.debug.LogRecord.prototype.setMillis=function(a){this.time_=a};goog.debug.LogRecord.prototype.getSequenceNumber=function(){return this.sequenceNumber_};goog.debug.LogBuffer=function(){goog.asserts.assert(goog.debug.LogBuffer.isBufferingEnabled(),"Cannot use goog.debug.LogBuffer without defining goog.debug.LogBuffer.CAPACITY.");this.clear()};goog.debug.LogBuffer.getInstance=function(){goog.debug.LogBuffer.instance_||(goog.debug.LogBuffer.instance_=new goog.debug.LogBuffer);return goog.debug.LogBuffer.instance_};goog.debug.LogBuffer.CAPACITY=0;
+goog.debug.makeWhitespaceVisible=function(a){return a.replace(/ /g,"[_]").replace(/\f/g,"[f]").replace(/\n/g,"[n]\n").replace(/\r/g,"[r]").replace(/\t/g,"[t]")};goog.debug.runtimeType=function(a){return a instanceof Function?a.displayName||a.name||"unknown type name":a instanceof Object?a.constructor.displayName||a.constructor.name||Object.prototype.toString.call(a):null===a?"null":typeof a};goog.debug.fnNameCache_={};goog.debug.LogRecord=function(a,b,c,d,e){this.reset(a,b,c,d,e)};goog.debug.LogRecord.prototype.sequenceNumber_=0;goog.debug.LogRecord.prototype.exception_=null;goog.debug.LogRecord.ENABLE_SEQUENCE_NUMBERS=!0;goog.debug.LogRecord.nextSequenceNumber_=0;
+goog.debug.LogRecord.prototype.reset=function(a,b,c,d,e){goog.debug.LogRecord.ENABLE_SEQUENCE_NUMBERS&&(this.sequenceNumber_="number"==typeof e?e:goog.debug.LogRecord.nextSequenceNumber_++);this.time_=d||goog.now();this.level_=a;this.msg_=b;this.loggerName_=c;delete this.exception_};goog.debug.LogRecord.prototype.getLoggerName=function(){return this.loggerName_};goog.debug.LogRecord.prototype.getException=function(){return this.exception_};
+goog.debug.LogRecord.prototype.setException=function(a){this.exception_=a};goog.debug.LogRecord.prototype.setLoggerName=function(a){this.loggerName_=a};goog.debug.LogRecord.prototype.getLevel=function(){return this.level_};goog.debug.LogRecord.prototype.setLevel=function(a){this.level_=a};goog.debug.LogRecord.prototype.getMessage=function(){return this.msg_};goog.debug.LogRecord.prototype.setMessage=function(a){this.msg_=a};goog.debug.LogRecord.prototype.getMillis=function(){return this.time_};
+goog.debug.LogRecord.prototype.setMillis=function(a){this.time_=a};goog.debug.LogRecord.prototype.getSequenceNumber=function(){return this.sequenceNumber_};goog.debug.LogBuffer=function(){goog.asserts.assert(goog.debug.LogBuffer.isBufferingEnabled(),"Cannot use goog.debug.LogBuffer without defining goog.debug.LogBuffer.CAPACITY.");this.clear()};goog.debug.LogBuffer.getInstance=function(){goog.debug.LogBuffer.instance_||(goog.debug.LogBuffer.instance_=new goog.debug.LogBuffer);return goog.debug.LogBuffer.instance_};goog.debug.LogBuffer.CAPACITY=0;
 goog.debug.LogBuffer.prototype.addRecord=function(a,b,c){var d=(this.curIndex_+1)%goog.debug.LogBuffer.CAPACITY;this.curIndex_=d;if(this.isFull_)return d=this.buffer_[d],d.reset(a,b,c),d;this.isFull_=d==goog.debug.LogBuffer.CAPACITY-1;return this.buffer_[d]=new goog.debug.LogRecord(a,b,c)};goog.debug.LogBuffer.isBufferingEnabled=function(){return 0<goog.debug.LogBuffer.CAPACITY};
-goog.debug.LogBuffer.prototype.clear=function(){this.buffer_=Array(goog.debug.LogBuffer.CAPACITY);this.curIndex_=-1;this.isFull_=!1};goog.debug.LogBuffer.prototype.forEachRecord=function(a){var b=this.buffer_;if(b[0]){var c=this.curIndex_,d=this.isFull_?c:-1;do d=(d+1)%goog.debug.LogBuffer.CAPACITY,a(b[d]);while(d!=c)}};goog.debug.Logger=function(a){this.name_=a};goog.debug.Logger.prototype.parent_=null;goog.debug.Logger.prototype.level_=null;goog.debug.Logger.prototype.children_=null;goog.debug.Logger.prototype.handlers_=null;goog.debug.Logger.ENABLE_HIERARCHY=!0;goog.debug.Logger.ENABLE_HIERARCHY||(goog.debug.Logger.rootHandlers_=[]);goog.debug.Logger.Level=function(a,b){this.name=a;this.value=b};goog.debug.Logger.Level.prototype.toString=function(){return this.name};
-goog.debug.Logger.Level.OFF=new goog.debug.Logger.Level("OFF",Infinity);goog.debug.Logger.Level.SHOUT=new goog.debug.Logger.Level("SHOUT",1200);goog.debug.Logger.Level.SEVERE=new goog.debug.Logger.Level("SEVERE",1E3);goog.debug.Logger.Level.WARNING=new goog.debug.Logger.Level("WARNING",900);goog.debug.Logger.Level.INFO=new goog.debug.Logger.Level("INFO",800);goog.debug.Logger.Level.CONFIG=new goog.debug.Logger.Level("CONFIG",700);goog.debug.Logger.Level.FINE=new goog.debug.Logger.Level("FINE",500);
-goog.debug.Logger.Level.FINER=new goog.debug.Logger.Level("FINER",400);goog.debug.Logger.Level.FINEST=new goog.debug.Logger.Level("FINEST",300);goog.debug.Logger.Level.ALL=new goog.debug.Logger.Level("ALL",0);
-goog.debug.Logger.Level.PREDEFINED_LEVELS=[goog.debug.Logger.Level.OFF,goog.debug.Logger.Level.SHOUT,goog.debug.Logger.Level.SEVERE,goog.debug.Logger.Level.WARNING,goog.debug.Logger.Level.INFO,goog.debug.Logger.Level.CONFIG,goog.debug.Logger.Level.FINE,goog.debug.Logger.Level.FINER,goog.debug.Logger.Level.FINEST,goog.debug.Logger.Level.ALL];goog.debug.Logger.Level.predefinedLevelsCache_=null;
-goog.debug.Logger.Level.createPredefinedLevelsCache_=function(){goog.debug.Logger.Level.predefinedLevelsCache_={};for(var a=0,b;b=goog.debug.Logger.Level.PREDEFINED_LEVELS[a];a++)goog.debug.Logger.Level.predefinedLevelsCache_[b.value]=b,goog.debug.Logger.Level.predefinedLevelsCache_[b.name]=b};
+goog.debug.LogBuffer.prototype.clear=function(){this.buffer_=Array(goog.debug.LogBuffer.CAPACITY);this.curIndex_=-1;this.isFull_=!1};goog.debug.LogBuffer.prototype.forEachRecord=function(a){var b=this.buffer_;if(b[0]){var c=this.curIndex_,d=this.isFull_?c:-1;do d=(d+1)%goog.debug.LogBuffer.CAPACITY,a(b[d]);while(d!=c)}};goog.debug.Logger=function(a){this.name_=a;this.handlers_=this.children_=this.level_=this.parent_=null};goog.debug.Logger.ROOT_LOGGER_NAME="";goog.debug.Logger.ENABLE_HIERARCHY=!0;goog.debug.Logger.ENABLE_HIERARCHY||(goog.debug.Logger.rootHandlers_=[]);goog.debug.Logger.Level=function(a,b){this.name=a;this.value=b};goog.debug.Logger.Level.prototype.toString=function(){return this.name};goog.debug.Logger.Level.OFF=new goog.debug.Logger.Level("OFF",Infinity);
+goog.debug.Logger.Level.SHOUT=new goog.debug.Logger.Level("SHOUT",1200);goog.debug.Logger.Level.SEVERE=new goog.debug.Logger.Level("SEVERE",1E3);goog.debug.Logger.Level.WARNING=new goog.debug.Logger.Level("WARNING",900);goog.debug.Logger.Level.INFO=new goog.debug.Logger.Level("INFO",800);goog.debug.Logger.Level.CONFIG=new goog.debug.Logger.Level("CONFIG",700);goog.debug.Logger.Level.FINE=new goog.debug.Logger.Level("FINE",500);goog.debug.Logger.Level.FINER=new goog.debug.Logger.Level("FINER",400);
+goog.debug.Logger.Level.FINEST=new goog.debug.Logger.Level("FINEST",300);goog.debug.Logger.Level.ALL=new goog.debug.Logger.Level("ALL",0);goog.debug.Logger.Level.PREDEFINED_LEVELS=[goog.debug.Logger.Level.OFF,goog.debug.Logger.Level.SHOUT,goog.debug.Logger.Level.SEVERE,goog.debug.Logger.Level.WARNING,goog.debug.Logger.Level.INFO,goog.debug.Logger.Level.CONFIG,goog.debug.Logger.Level.FINE,goog.debug.Logger.Level.FINER,goog.debug.Logger.Level.FINEST,goog.debug.Logger.Level.ALL];
+goog.debug.Logger.Level.predefinedLevelsCache_=null;goog.debug.Logger.Level.createPredefinedLevelsCache_=function(){goog.debug.Logger.Level.predefinedLevelsCache_={};for(var a=0,b;b=goog.debug.Logger.Level.PREDEFINED_LEVELS[a];a++)goog.debug.Logger.Level.predefinedLevelsCache_[b.value]=b,goog.debug.Logger.Level.predefinedLevelsCache_[b.name]=b};
 goog.debug.Logger.Level.getPredefinedLevel=function(a){goog.debug.Logger.Level.predefinedLevelsCache_||goog.debug.Logger.Level.createPredefinedLevelsCache_();return goog.debug.Logger.Level.predefinedLevelsCache_[a]||null};
 goog.debug.Logger.Level.getPredefinedLevelByValue=function(a){goog.debug.Logger.Level.predefinedLevelsCache_||goog.debug.Logger.Level.createPredefinedLevelsCache_();if(a in goog.debug.Logger.Level.predefinedLevelsCache_)return goog.debug.Logger.Level.predefinedLevelsCache_[a];for(var b=0;b<goog.debug.Logger.Level.PREDEFINED_LEVELS.length;++b){var c=goog.debug.Logger.Level.PREDEFINED_LEVELS[b];if(c.value<=a)return c}return null};goog.debug.Logger.getLogger=function(a){return goog.debug.LogManager.getLogger(a)};
 goog.debug.Logger.logToProfilers=function(a){goog.global.console&&(goog.global.console.timeStamp?goog.global.console.timeStamp(a):goog.global.console.markTimeline&&goog.global.console.markTimeline(a));goog.global.msWriteProfilerMark&&goog.global.msWriteProfilerMark(a)};goog.debug.Logger.prototype.getName=function(){return this.name_};
@@ -601,68 +759,76 @@ goog.debug.Logger.prototype.addHandler=function(a){goog.debug.LOGGING_ENABLED&&(
 goog.debug.Logger.prototype.removeHandler=function(a){if(goog.debug.LOGGING_ENABLED){var b=goog.debug.Logger.ENABLE_HIERARCHY?this.handlers_:goog.debug.Logger.rootHandlers_;return!!b&&goog.array.remove(b,a)}return!1};goog.debug.Logger.prototype.getParent=function(){return this.parent_};goog.debug.Logger.prototype.getChildren=function(){this.children_||(this.children_={});return this.children_};
 goog.debug.Logger.prototype.setLevel=function(a){goog.debug.LOGGING_ENABLED&&(goog.debug.Logger.ENABLE_HIERARCHY?this.level_=a:(goog.asserts.assert(!this.name_,"Cannot call setLevel() on a non-root logger when goog.debug.Logger.ENABLE_HIERARCHY is false."),goog.debug.Logger.rootLevel_=a))};goog.debug.Logger.prototype.getLevel=function(){return goog.debug.LOGGING_ENABLED?this.level_:goog.debug.Logger.Level.OFF};
 goog.debug.Logger.prototype.getEffectiveLevel=function(){if(!goog.debug.LOGGING_ENABLED)return goog.debug.Logger.Level.OFF;if(!goog.debug.Logger.ENABLE_HIERARCHY)return goog.debug.Logger.rootLevel_;if(this.level_)return this.level_;if(this.parent_)return this.parent_.getEffectiveLevel();goog.asserts.fail("Root logger has no level set.");return null};goog.debug.Logger.prototype.isLoggable=function(a){return goog.debug.LOGGING_ENABLED&&a.value>=this.getEffectiveLevel().value};
-goog.debug.Logger.prototype.log=function(a,b,c){goog.debug.LOGGING_ENABLED&&this.isLoggable(a)&&this.doLogRecord_(this.getLogRecord(a,b,c))};goog.debug.Logger.prototype.getLogRecord=function(a,b,c){var d=goog.debug.LogBuffer.isBufferingEnabled()?goog.debug.LogBuffer.getInstance().addRecord(a,b,this.name_):new goog.debug.LogRecord(a,String(b),this.name_);c&&(d.setException(c),d.setExceptionText(goog.debug.exposeException(c,arguments.callee.caller)));return d};
+goog.debug.Logger.prototype.log=function(a,b,c){goog.debug.LOGGING_ENABLED&&this.isLoggable(a)&&(goog.isFunction(b)&&(b=b()),this.doLogRecord_(this.getLogRecord(a,b,c)))};goog.debug.Logger.prototype.getLogRecord=function(a,b,c){a=goog.debug.LogBuffer.isBufferingEnabled()?goog.debug.LogBuffer.getInstance().addRecord(a,b,this.name_):new goog.debug.LogRecord(a,String(b),this.name_);c&&a.setException(c);return a};
 goog.debug.Logger.prototype.shout=function(a,b){goog.debug.LOGGING_ENABLED&&this.log(goog.debug.Logger.Level.SHOUT,a,b)};goog.debug.Logger.prototype.severe=function(a,b){goog.debug.LOGGING_ENABLED&&this.log(goog.debug.Logger.Level.SEVERE,a,b)};goog.debug.Logger.prototype.warning=function(a,b){goog.debug.LOGGING_ENABLED&&this.log(goog.debug.Logger.Level.WARNING,a,b)};goog.debug.Logger.prototype.info=function(a,b){goog.debug.LOGGING_ENABLED&&this.log(goog.debug.Logger.Level.INFO,a,b)};
 goog.debug.Logger.prototype.config=function(a,b){goog.debug.LOGGING_ENABLED&&this.log(goog.debug.Logger.Level.CONFIG,a,b)};goog.debug.Logger.prototype.fine=function(a,b){goog.debug.LOGGING_ENABLED&&this.log(goog.debug.Logger.Level.FINE,a,b)};goog.debug.Logger.prototype.finer=function(a,b){goog.debug.LOGGING_ENABLED&&this.log(goog.debug.Logger.Level.FINER,a,b)};goog.debug.Logger.prototype.finest=function(a,b){goog.debug.LOGGING_ENABLED&&this.log(goog.debug.Logger.Level.FINEST,a,b)};
 goog.debug.Logger.prototype.logRecord=function(a){goog.debug.LOGGING_ENABLED&&this.isLoggable(a.getLevel())&&this.doLogRecord_(a)};goog.debug.Logger.prototype.doLogRecord_=function(a){goog.debug.Logger.logToProfilers("log:"+a.getMessage());if(goog.debug.Logger.ENABLE_HIERARCHY)for(var b=this;b;)b.callPublish_(a),b=b.getParent();else for(var b=0,c;c=goog.debug.Logger.rootHandlers_[b++];)c(a)};goog.debug.Logger.prototype.callPublish_=function(a){if(this.handlers_)for(var b=0,c;c=this.handlers_[b];b++)c(a)};
-goog.debug.Logger.prototype.setParent_=function(a){this.parent_=a};goog.debug.Logger.prototype.addChild_=function(a,b){this.getChildren()[a]=b};goog.debug.LogManager={};goog.debug.LogManager.loggers_={};goog.debug.LogManager.rootLogger_=null;goog.debug.LogManager.initialize=function(){goog.debug.LogManager.rootLogger_||(goog.debug.LogManager.rootLogger_=new goog.debug.Logger(""),goog.debug.LogManager.loggers_[""]=goog.debug.LogManager.rootLogger_,goog.debug.LogManager.rootLogger_.setLevel(goog.debug.Logger.Level.CONFIG))};
-goog.debug.LogManager.getLoggers=function(){return goog.debug.LogManager.loggers_};goog.debug.LogManager.getRoot=function(){goog.debug.LogManager.initialize();return goog.debug.LogManager.rootLogger_};goog.debug.LogManager.getLogger=function(a){goog.debug.LogManager.initialize();return goog.debug.LogManager.loggers_[a]||goog.debug.LogManager.createLogger_(a)};
-goog.debug.LogManager.createFunctionForCatchErrors=function(a){return function(b){(a||goog.debug.LogManager.getRoot()).severe("Error: "+b.message+" ("+b.fileName+" @ Line: "+b.line+")")}};goog.debug.LogManager.createLogger_=function(a){var b=new goog.debug.Logger(a);if(goog.debug.Logger.ENABLE_HIERARCHY){var c=a.lastIndexOf("."),d=a.substr(0,c),c=a.substr(c+1),d=goog.debug.LogManager.getLogger(d);d.addChild_(c,b);b.setParent_(d)}return goog.debug.LogManager.loggers_[a]=b};goog.log={};goog.log.ENABLED=goog.debug.LOGGING_ENABLED;goog.log.Logger=goog.debug.Logger;goog.log.Level=goog.debug.Logger.Level;goog.log.LogRecord=goog.debug.LogRecord;goog.log.getLogger=function(a,b){if(goog.log.ENABLED){var c=goog.debug.Logger.getLogger(a);b&&c&&c.setLevel(b);return c}return null};goog.log.addHandler=function(a,b){goog.log.ENABLED&&a&&a.addHandler(b)};goog.log.removeHandler=function(a,b){return goog.log.ENABLED&&a?a.removeHandler(b):!1};
-goog.log.log=function(a,b,c,d){goog.log.ENABLED&&a&&a.log(b,c,d)};goog.log.error=function(a,b,c){goog.log.ENABLED&&a&&a.severe(b,c)};goog.log.warning=function(a,b,c){goog.log.ENABLED&&a&&a.warning(b,c)};goog.log.info=function(a,b,c){goog.log.ENABLED&&a&&a.info(b,c)};goog.log.fine=function(a,b,c){goog.log.ENABLED&&a&&a.fine(b,c)};goog.string.StringBuffer=function(a,b){null!=a&&this.append.apply(this,arguments)};goog.string.StringBuffer.prototype.buffer_="";goog.string.StringBuffer.prototype.set=function(a){this.buffer_=""+a};goog.string.StringBuffer.prototype.append=function(a,b,c){this.buffer_+=a;if(null!=b)for(var d=1;d<arguments.length;d++)this.buffer_+=arguments[d];return this};goog.string.StringBuffer.prototype.clear=function(){this.buffer_=""};goog.string.StringBuffer.prototype.getLength=function(){return this.buffer_.length};
-goog.string.StringBuffer.prototype.toString=function(){return this.buffer_};goog.ui.tree={};goog.ui.tree.BaseNode=function(a,b,c){goog.ui.Component.call(this,c);this.config_=b||goog.ui.tree.TreeControl.defaultConfig;this.html_=a};goog.inherits(goog.ui.tree.BaseNode,goog.ui.Component);goog.ui.tree.BaseNode.EventType={BEFORE_EXPAND:"beforeexpand",EXPAND:"expand",BEFORE_COLLAPSE:"beforecollapse",COLLAPSE:"collapse"};goog.ui.tree.BaseNode.allNodes={};goog.ui.tree.BaseNode.prototype.selected_=!1;goog.ui.tree.BaseNode.prototype.expanded_=!1;
-goog.ui.tree.BaseNode.prototype.toolTip_=null;goog.ui.tree.BaseNode.prototype.afterLabelHtml_="";goog.ui.tree.BaseNode.prototype.isUserCollapsible_=!0;goog.ui.tree.BaseNode.prototype.depth_=-1;goog.ui.tree.BaseNode.prototype.disposeInternal=function(){goog.ui.tree.BaseNode.superClass_.disposeInternal.call(this);this.tree_&&(this.tree_.removeNode(this),this.tree_=null);this.setElementInternal(null)};
+goog.debug.Logger.prototype.setParent_=function(a){this.parent_=a};goog.debug.Logger.prototype.addChild_=function(a,b){this.getChildren()[a]=b};goog.debug.LogManager={};goog.debug.LogManager.loggers_={};goog.debug.LogManager.rootLogger_=null;
+goog.debug.LogManager.initialize=function(){goog.debug.LogManager.rootLogger_||(goog.debug.LogManager.rootLogger_=new goog.debug.Logger(goog.debug.Logger.ROOT_LOGGER_NAME),goog.debug.LogManager.loggers_[goog.debug.Logger.ROOT_LOGGER_NAME]=goog.debug.LogManager.rootLogger_,goog.debug.LogManager.rootLogger_.setLevel(goog.debug.Logger.Level.CONFIG))};goog.debug.LogManager.getLoggers=function(){return goog.debug.LogManager.loggers_};
+goog.debug.LogManager.getRoot=function(){goog.debug.LogManager.initialize();return goog.debug.LogManager.rootLogger_};goog.debug.LogManager.getLogger=function(a){goog.debug.LogManager.initialize();return goog.debug.LogManager.loggers_[a]||goog.debug.LogManager.createLogger_(a)};goog.debug.LogManager.createFunctionForCatchErrors=function(a){return function(b){(a||goog.debug.LogManager.getRoot()).severe("Error: "+b.message+" ("+b.fileName+" @ Line: "+b.line+")")}};
+goog.debug.LogManager.createLogger_=function(a){var b=new goog.debug.Logger(a);if(goog.debug.Logger.ENABLE_HIERARCHY){var c=a.lastIndexOf("."),d=a.substr(0,c),c=a.substr(c+1),d=goog.debug.LogManager.getLogger(d);d.addChild_(c,b);b.setParent_(d)}return goog.debug.LogManager.loggers_[a]=b};goog.log={};goog.log.ENABLED=goog.debug.LOGGING_ENABLED;goog.log.ROOT_LOGGER_NAME=goog.debug.Logger.ROOT_LOGGER_NAME;goog.log.Logger=goog.debug.Logger;goog.log.Level=goog.debug.Logger.Level;goog.log.LogRecord=goog.debug.LogRecord;goog.log.getLogger=function(a,b){if(goog.log.ENABLED){var c=goog.debug.LogManager.getLogger(a);b&&c&&c.setLevel(b);return c}return null};goog.log.addHandler=function(a,b){goog.log.ENABLED&&a&&a.addHandler(b)};
+goog.log.removeHandler=function(a,b){return goog.log.ENABLED&&a?a.removeHandler(b):!1};goog.log.log=function(a,b,c,d){goog.log.ENABLED&&a&&a.log(b,c,d)};goog.log.error=function(a,b,c){goog.log.ENABLED&&a&&a.severe(b,c)};goog.log.warning=function(a,b,c){goog.log.ENABLED&&a&&a.warning(b,c)};goog.log.info=function(a,b,c){goog.log.ENABLED&&a&&a.info(b,c)};goog.log.fine=function(a,b,c){goog.log.ENABLED&&a&&a.fine(b,c)};goog.html.legacyconversions={};goog.html.legacyconversions.ALLOW_LEGACY_CONVERSIONS=!0;goog.html.legacyconversions.safeHtmlFromString=function(a){goog.html.legacyconversions.throwIfConversionsDisallowed();return goog.html.SafeHtml.createSafeHtmlSecurityPrivateDoNotAccessOrElse(a,null)};goog.html.legacyconversions.safeStyleFromString=function(a){goog.html.legacyconversions.throwIfConversionsDisallowed();return goog.html.SafeStyle.createSafeStyleSecurityPrivateDoNotAccessOrElse(a)};
+goog.html.legacyconversions.trustedResourceUrlFromString=function(a){goog.html.legacyconversions.throwIfConversionsDisallowed();return goog.html.TrustedResourceUrl.createTrustedResourceUrlSecurityPrivateDoNotAccessOrElse(a)};goog.html.legacyconversions.safeUrlFromString=function(a){goog.html.legacyconversions.throwIfConversionsDisallowed();return goog.html.SafeUrl.createSafeUrlSecurityPrivateDoNotAccessOrElse(a)};goog.html.legacyconversions.reportCallback_=goog.nullFunction;
+goog.html.legacyconversions.setReportCallback=function(a){goog.html.legacyconversions.reportCallback_=a};goog.html.legacyconversions.throwIfConversionsDisallowed=function(){if(!goog.html.legacyconversions.ALLOW_LEGACY_CONVERSIONS)throw Error("Error: Legacy conversion from string to goog.html types is disabled");goog.html.legacyconversions.reportCallback_()};goog.string.StringBuffer=function(a,b){null!=a&&this.append.apply(this,arguments)};goog.string.StringBuffer.prototype.buffer_="";goog.string.StringBuffer.prototype.set=function(a){this.buffer_=""+a};goog.string.StringBuffer.prototype.append=function(a,b,c){this.buffer_+=a;if(null!=b)for(var d=1;d<arguments.length;d++)this.buffer_+=arguments[d];return this};goog.string.StringBuffer.prototype.clear=function(){this.buffer_=""};goog.string.StringBuffer.prototype.getLength=function(){return this.buffer_.length};
+goog.string.StringBuffer.prototype.toString=function(){return this.buffer_};goog.ui.tree={};goog.ui.tree.BaseNode=function(a,b,c){goog.ui.Component.call(this,c);this.config_=b||goog.ui.tree.BaseNode.defaultConfig;this.html_=a instanceof goog.html.SafeHtml?a:goog.html.legacyconversions.safeHtmlFromString(a)};goog.inherits(goog.ui.tree.BaseNode,goog.ui.Component);goog.ui.tree.BaseNode.EventType={BEFORE_EXPAND:"beforeexpand",EXPAND:"expand",BEFORE_COLLAPSE:"beforecollapse",COLLAPSE:"collapse"};goog.ui.tree.BaseNode.allNodes={};goog.ui.tree.BaseNode.prototype.selected_=!1;
+goog.ui.tree.BaseNode.prototype.expanded_=!1;goog.ui.tree.BaseNode.prototype.toolTip_=null;goog.ui.tree.BaseNode.prototype.afterLabelHtml_=goog.html.SafeHtml.EMPTY;goog.ui.tree.BaseNode.prototype.isUserCollapsible_=!0;goog.ui.tree.BaseNode.prototype.depth_=-1;goog.ui.tree.BaseNode.prototype.disposeInternal=function(){goog.ui.tree.BaseNode.superClass_.disposeInternal.call(this);this.tree&&(this.tree.removeNode(this),this.tree=null);this.setElementInternal(null)};
 goog.ui.tree.BaseNode.prototype.initAccessibility=function(){var a=this.getElement();if(a){var b=this.getLabelElement();b&&!b.id&&(b.id=this.getId()+".label");goog.a11y.aria.setRole(a,"treeitem");goog.a11y.aria.setState(a,"selected",!1);goog.a11y.aria.setState(a,"expanded",!1);goog.a11y.aria.setState(a,"level",this.getDepth());b&&goog.a11y.aria.setState(a,"labelledby",b.id);(a=this.getIconElement())&&goog.a11y.aria.setRole(a,"presentation");(a=this.getExpandIconElement())&&goog.a11y.aria.setRole(a,
-"presentation");if(a=this.getChildrenElement())if(goog.a11y.aria.setRole(a,"group"),a.hasChildNodes())for(a=this.getChildCount(),b=1;b<=a;b++){var c=this.getChildAt(b-1).getElement();goog.asserts.assert(c,"The child element cannot be null");goog.a11y.aria.setState(c,"setsize",a);goog.a11y.aria.setState(c,"posinset",b)}}};goog.ui.tree.BaseNode.prototype.createDom=function(){var a=new goog.string.StringBuffer;this.toHtml(a);a=this.getDomHelper().htmlToDocumentFragment(a.toString());this.setElementInternal(a)};
+"presentation");if(a=this.getChildrenElement())if(goog.a11y.aria.setRole(a,"group"),a.hasChildNodes())for(a=this.getChildCount(),b=1;b<=a;b++){var c=this.getChildAt(b-1).getElement();goog.asserts.assert(c,"The child element cannot be null");goog.a11y.aria.setState(c,"setsize",a);goog.a11y.aria.setState(c,"posinset",b)}}};goog.ui.tree.BaseNode.prototype.createDom=function(){var a=this.getDomHelper().safeHtmlToNode(this.toSafeHtml());this.setElementInternal(a)};
 goog.ui.tree.BaseNode.prototype.enterDocument=function(){goog.ui.tree.BaseNode.superClass_.enterDocument.call(this);goog.ui.tree.BaseNode.allNodes[this.getId()]=this;this.initAccessibility()};goog.ui.tree.BaseNode.prototype.exitDocument=function(){goog.ui.tree.BaseNode.superClass_.exitDocument.call(this);delete goog.ui.tree.BaseNode.allNodes[this.getId()]};
-goog.ui.tree.BaseNode.prototype.addChildAt=function(a,b,c){goog.asserts.assert(!a.getParent());c=this.getChildAt(b-1);var d=this.getChildAt(b);goog.ui.tree.BaseNode.superClass_.addChildAt.call(this,a,b);a.previousSibling_=c;a.nextSibling_=d;c?c.nextSibling_=a:this.firstChild_=a;d?d.previousSibling_=a:this.lastChild_=a;(b=this.getTree())&&a.setTreeInternal(b);a.setDepth_(this.getDepth()+1);if(this.getElement()&&(this.updateExpandIcon(),this.getExpanded())){b=this.getChildrenElement();a.getElement()||
-a.createDom();var e=a.getElement(),f=d&&d.getElement();b.insertBefore(e,f);this.isInDocument()&&a.enterDocument();d||(c?c.updateExpandIcon():(goog.style.setElementShown(b,!0),this.setExpanded(this.getExpanded())))}};goog.ui.tree.BaseNode.prototype.add=function(a,b){goog.asserts.assert(!b||b.getParent()==this,"Can only add nodes before siblings");a.getParent()&&a.getParent().removeChild(a);this.addChildAt(a,b?this.indexOfChild(b):this.getChildCount());return a};
+goog.ui.tree.BaseNode.prototype.addChildAt=function(a,b,c){goog.asserts.assert(!a.getParent());goog.asserts.assertInstanceof(a,goog.ui.tree.BaseNode);c=this.getChildAt(b-1);var d=this.getChildAt(b);goog.ui.tree.BaseNode.superClass_.addChildAt.call(this,a,b);a.previousSibling_=c;a.nextSibling_=d;c?c.nextSibling_=a:this.firstChild_=a;d?d.previousSibling_=a:this.lastChild_=a;(b=this.getTree())&&a.setTreeInternal(b);a.setDepth_(this.getDepth()+1);if(this.getElement()&&(this.updateExpandIcon(),this.getExpanded())){b=
+this.getChildrenElement();a.getElement()||a.createDom();var e=a.getElement(),f=d&&d.getElement();b.insertBefore(e,f);this.isInDocument()&&a.enterDocument();d||(c?c.updateExpandIcon():(goog.style.setElementShown(b,!0),this.setExpanded(this.getExpanded())))}};goog.ui.tree.BaseNode.prototype.add=function(a,b){goog.asserts.assert(!b||b.getParent()==this,"Can only add nodes before siblings");a.getParent()&&a.getParent().removeChild(a);this.addChildAt(a,b?this.indexOfChild(b):this.getChildCount());return a};
 goog.ui.tree.BaseNode.prototype.removeChild=function(a,b){var c=this.getTree(),d=c?c.getSelectedItem():null;if(d==a||a.contains(d))c.hasFocus()?(this.select(),goog.Timer.callOnce(this.onTimeoutSelect_,10,this)):this.select();goog.ui.tree.BaseNode.superClass_.removeChild.call(this,a);this.lastChild_==a&&(this.lastChild_=a.previousSibling_);this.firstChild_==a&&(this.firstChild_=a.nextSibling_);a.previousSibling_&&(a.previousSibling_.nextSibling_=a.nextSibling_);a.nextSibling_&&(a.nextSibling_.previousSibling_=
-a.previousSibling_);d=a.isLastSibling();a.tree_=null;a.depth_=-1;if(c&&(c.removeNode(this),this.isInDocument())){c=this.getChildrenElement();if(a.isInDocument()){var e=a.getElement();c.removeChild(e);a.exitDocument()}d&&(d=this.getLastChild())&&d.updateExpandIcon();this.hasChildren()||(c.style.display="none",this.updateExpandIcon(),this.updateIcon_())}return a};goog.ui.tree.BaseNode.prototype.remove=goog.ui.tree.BaseNode.prototype.removeChild;goog.ui.tree.BaseNode.prototype.onTimeoutSelect_=function(){this.select()};
+a.previousSibling_);d=a.isLastSibling();a.tree=null;a.depth_=-1;if(c&&(c.removeNode(this),this.isInDocument())){c=this.getChildrenElement();if(a.isInDocument()){var e=a.getElement();c.removeChild(e);a.exitDocument()}d&&(d=this.getLastChild())&&d.updateExpandIcon();this.hasChildren()||(c.style.display="none",this.updateExpandIcon(),this.updateIcon_())}return a};goog.ui.tree.BaseNode.prototype.remove=goog.ui.tree.BaseNode.prototype.removeChild;goog.ui.tree.BaseNode.prototype.onTimeoutSelect_=function(){this.select()};
 goog.ui.tree.BaseNode.prototype.getDepth=function(){var a=this.depth_;0>a&&(a=this.computeDepth_(),this.setDepth_(a));return a};goog.ui.tree.BaseNode.prototype.computeDepth_=function(){var a=this.getParent();return a?a.getDepth()+1:0};goog.ui.tree.BaseNode.prototype.setDepth_=function(a){if(a!=this.depth_){this.depth_=a;var b=this.getRowElement();if(b){var c=this.getPixelIndent_()+"px";this.isRightToLeft()?b.style.paddingRight=c:b.style.paddingLeft=c}this.forEachChild(function(b){b.setDepth_(a+1)})}};
 goog.ui.tree.BaseNode.prototype.contains=function(a){for(;a;){if(a==this)return!0;a=a.getParent()}return!1};goog.ui.tree.BaseNode.EMPTY_CHILDREN_=[];goog.ui.tree.BaseNode.prototype.getChildren=function(){var a=[];this.forEachChild(function(b){a.push(b)});return a};goog.ui.tree.BaseNode.prototype.getFirstChild=function(){return this.getChildAt(0)};goog.ui.tree.BaseNode.prototype.getLastChild=function(){return this.getChildAt(this.getChildCount()-1)};
 goog.ui.tree.BaseNode.prototype.getPreviousSibling=function(){return this.previousSibling_};goog.ui.tree.BaseNode.prototype.getNextSibling=function(){return this.nextSibling_};goog.ui.tree.BaseNode.prototype.isLastSibling=function(){return!this.nextSibling_};goog.ui.tree.BaseNode.prototype.isSelected=function(){return this.selected_};goog.ui.tree.BaseNode.prototype.select=function(){var a=this.getTree();a&&a.setSelectedItem(this)};goog.ui.tree.BaseNode.prototype.deselect=goog.nullFunction;
 goog.ui.tree.BaseNode.prototype.setSelectedInternal=function(a){if(this.selected_!=a){this.selected_=a;this.updateRow();var b=this.getElement();b&&(goog.a11y.aria.setState(b,"selected",a),a&&(a=this.getTree().getElement(),goog.asserts.assert(a,"The DOM element for the tree cannot be null"),goog.a11y.aria.setState(a,"activedescendant",this.getId())))}};goog.ui.tree.BaseNode.prototype.getExpanded=function(){return this.expanded_};
 goog.ui.tree.BaseNode.prototype.setExpandedInternal=function(a){this.expanded_=a};
-goog.ui.tree.BaseNode.prototype.setExpanded=function(a){var b=a!=this.expanded_;if(!b||this.dispatchEvent(a?goog.ui.tree.BaseNode.EventType.BEFORE_EXPAND:goog.ui.tree.BaseNode.EventType.BEFORE_COLLAPSE)){var c;this.expanded_=a;c=this.getTree();var d=this.getElement();if(this.hasChildren()){if(!a&&c&&this.contains(c.getSelectedItem())&&this.select(),d){if(c=this.getChildrenElement())if(goog.style.setElementShown(c,a),a&&this.isInDocument()&&!c.hasChildNodes()){var e=new goog.string.StringBuffer;this.forEachChild(function(a){a.toHtml(e)});
-c.innerHTML=e.toString();this.forEachChild(function(a){a.enterDocument()})}this.updateExpandIcon()}}else(c=this.getChildrenElement())&&goog.style.setElementShown(c,!1);d&&(this.updateIcon_(),goog.a11y.aria.setState(d,"expanded",a));b&&this.dispatchEvent(a?goog.ui.tree.BaseNode.EventType.EXPAND:goog.ui.tree.BaseNode.EventType.COLLAPSE)}};goog.ui.tree.BaseNode.prototype.toggle=function(){this.setExpanded(!this.getExpanded())};goog.ui.tree.BaseNode.prototype.expand=function(){this.setExpanded(!0)};
-goog.ui.tree.BaseNode.prototype.collapse=function(){this.setExpanded(!1)};goog.ui.tree.BaseNode.prototype.collapseChildren=function(){this.forEachChild(function(a){a.collapseAll()})};goog.ui.tree.BaseNode.prototype.collapseAll=function(){this.collapseChildren();this.collapse()};goog.ui.tree.BaseNode.prototype.expandChildren=function(){this.forEachChild(function(a){a.expandAll()})};goog.ui.tree.BaseNode.prototype.expandAll=function(){this.expandChildren();this.expand()};
-goog.ui.tree.BaseNode.prototype.reveal=function(){var a=this.getParent();a&&(a.setExpanded(!0),a.reveal())};goog.ui.tree.BaseNode.prototype.setIsUserCollapsible=function(a){(this.isUserCollapsible_=a)||this.expand();this.getElement()&&this.updateExpandIcon()};goog.ui.tree.BaseNode.prototype.isUserCollapsible=function(){return this.isUserCollapsible_};
-goog.ui.tree.BaseNode.prototype.toHtml=function(a){var b=this.getTree(),b=!b.getShowLines()||b==this.getParent()&&!b.getShowRootLines()?this.config_.cssChildrenNoLines:this.config_.cssChildren,c=this.getExpanded()&&this.hasChildren();a.append('<div class="',this.config_.cssItem,'" id="',this.getId(),'">',this.getRowHtml(),'<div class="',b,'" style="',this.getLineStyle(),c?"":"display:none;",'">');c&&this.forEachChild(function(b){b.toHtml(a)});a.append("</div></div>")};
-goog.ui.tree.BaseNode.prototype.getPixelIndent_=function(){return Math.max(0,(this.getDepth()-1)*this.config_.indentWidth)};goog.ui.tree.BaseNode.prototype.getRowHtml=function(){var a=new goog.string.StringBuffer;a.append('<div class="',this.getRowClassName(),'" style="padding-',this.isRightToLeft()?"right:":"left:",this.getPixelIndent_(),'px">',this.getExpandIconHtml(),this.getIconHtml(),this.getLabelHtml(),"</div>");return a.toString()};
-goog.ui.tree.BaseNode.prototype.getRowClassName=function(){var a;a=this.isSelected()?" "+this.config_.cssSelectedRow:"";return this.config_.cssTreeRow+a};goog.ui.tree.BaseNode.prototype.getLabelHtml=function(){var a=this.getToolTip(),b=new goog.string.StringBuffer;b.append('<span class="',this.config_.cssItemLabel,'"',a?' title="'+goog.string.htmlEscape(a)+'"':"",">",this.getHtml(),"</span>","<span>",this.getAfterLabelHtml(),"</span>");return b.toString()};
-goog.ui.tree.BaseNode.prototype.getAfterLabelHtml=function(){return this.afterLabelHtml_};goog.ui.tree.BaseNode.prototype.setAfterLabelHtml=function(a){this.afterLabelHtml_=a;var b=this.getAfterLabelElement();b&&(b.innerHTML=a)};goog.ui.tree.BaseNode.prototype.getIconHtml=function(){return'<span style="display:inline-block" class="'+this.getCalculatedIconClass()+'"></span>'};
-goog.ui.tree.BaseNode.prototype.getExpandIconHtml=function(){return'<span type="expand" style="display:inline-block" class="'+this.getExpandIconClass()+'"></span>'};
+goog.ui.tree.BaseNode.prototype.setExpanded=function(a){var b=a!=this.expanded_;if(!b||this.dispatchEvent(a?goog.ui.tree.BaseNode.EventType.BEFORE_EXPAND:goog.ui.tree.BaseNode.EventType.BEFORE_COLLAPSE)){var c;this.expanded_=a;c=this.getTree();var d=this.getElement();if(this.hasChildren()){if(!a&&c&&this.contains(c.getSelectedItem())&&this.select(),d){if(c=this.getChildrenElement())if(goog.style.setElementShown(c,a),a&&this.isInDocument()&&!c.hasChildNodes()){var e=[];this.forEachChild(function(a){e.push(a.toSafeHtml())});
+goog.dom.safe.setInnerHtml(c,goog.html.SafeHtml.concat(e));this.forEachChild(function(a){a.enterDocument()})}this.updateExpandIcon()}}else(c=this.getChildrenElement())&&goog.style.setElementShown(c,!1);d&&(this.updateIcon_(),goog.a11y.aria.setState(d,"expanded",a));b&&this.dispatchEvent(a?goog.ui.tree.BaseNode.EventType.EXPAND:goog.ui.tree.BaseNode.EventType.COLLAPSE)}};goog.ui.tree.BaseNode.prototype.toggle=function(){this.setExpanded(!this.getExpanded())};
+goog.ui.tree.BaseNode.prototype.expand=function(){this.setExpanded(!0)};goog.ui.tree.BaseNode.prototype.collapse=function(){this.setExpanded(!1)};goog.ui.tree.BaseNode.prototype.collapseChildren=function(){this.forEachChild(function(a){a.collapseAll()})};goog.ui.tree.BaseNode.prototype.collapseAll=function(){this.collapseChildren();this.collapse()};goog.ui.tree.BaseNode.prototype.expandChildren=function(){this.forEachChild(function(a){a.expandAll()})};
+goog.ui.tree.BaseNode.prototype.expandAll=function(){this.expandChildren();this.expand()};goog.ui.tree.BaseNode.prototype.reveal=function(){var a=this.getParent();a&&(a.setExpanded(!0),a.reveal())};goog.ui.tree.BaseNode.prototype.setIsUserCollapsible=function(a){(this.isUserCollapsible_=a)||this.expand();this.getElement()&&this.updateExpandIcon()};goog.ui.tree.BaseNode.prototype.isUserCollapsible=function(){return this.isUserCollapsible_};
+goog.ui.tree.BaseNode.prototype.toSafeHtml=function(){var a=this.getTree(),b=!a.getShowLines()||a==this.getParent()&&!a.getShowRootLines()?this.config_.cssChildrenNoLines:this.config_.cssChildren,a=this.getExpanded()&&this.hasChildren(),b={"class":b,style:this.getLineStyle()},c=[];a&&this.forEachChild(function(a){c.push(a.toSafeHtml())});a=goog.html.SafeHtml.create("div",b,c);return goog.html.SafeHtml.create("div",{"class":this.config_.cssItem,id:this.getId()},[this.getRowSafeHtml(),a])};
+goog.ui.tree.BaseNode.prototype.getPixelIndent_=function(){return Math.max(0,(this.getDepth()-1)*this.config_.indentWidth)};goog.ui.tree.BaseNode.prototype.getRowSafeHtml=function(){var a={};a["padding-"+(this.isRightToLeft()?"right":"left")]=this.getPixelIndent_()+"px";var a={"class":this.getRowClassName(),style:a},b=[this.getExpandIconSafeHtml(),this.getIconSafeHtml(),this.getLabelSafeHtml()];return goog.html.SafeHtml.create("div",a,b)};
+goog.ui.tree.BaseNode.prototype.getRowClassName=function(){var a;a=this.isSelected()?" "+this.config_.cssSelectedRow:"";return this.config_.cssTreeRow+a};goog.ui.tree.BaseNode.prototype.getLabelSafeHtml=function(){var a=goog.html.SafeHtml.create("span",{"class":this.config_.cssItemLabel,title:this.getToolTip()||null},this.getSafeHtml());return goog.html.SafeHtml.concat(a,goog.html.SafeHtml.create("span",{},this.getAfterLabelSafeHtml()))};goog.ui.tree.BaseNode.prototype.getAfterLabelHtml=function(){return goog.html.SafeHtml.unwrap(this.getAfterLabelSafeHtml())};
+goog.ui.tree.BaseNode.prototype.getAfterLabelSafeHtml=function(){return this.afterLabelHtml_};goog.ui.tree.BaseNode.prototype.setAfterLabelHtml=function(a){this.setAfterLabelSafeHtml(goog.html.legacyconversions.safeHtmlFromString(a))};goog.ui.tree.BaseNode.prototype.setAfterLabelSafeHtml=function(a){this.afterLabelHtml_=a;var b=this.getAfterLabelElement();b&&goog.dom.safe.setInnerHtml(b,a)};
+goog.ui.tree.BaseNode.prototype.getIconSafeHtml=function(){return goog.html.SafeHtml.create("span",{style:{display:"inline-block"},"class":this.getCalculatedIconClass()})};goog.ui.tree.BaseNode.prototype.getExpandIconSafeHtml=function(){return goog.html.SafeHtml.create("span",{type:"expand",style:{display:"inline-block"},"class":this.getExpandIconClass()})};
 goog.ui.tree.BaseNode.prototype.getExpandIconClass=function(){var a=this.getTree(),b=!a.getShowLines()||a==this.getParent()&&!a.getShowRootLines(),c=this.config_,d=new goog.string.StringBuffer;d.append(c.cssTreeIcon," ",c.cssExpandTreeIcon," ");if(this.hasChildren()){var e=0;a.getShowExpandIcons()&&this.isUserCollapsible_&&(e=this.getExpanded()?2:1);b||(e=this.isLastSibling()?e+4:e+8);switch(e){case 1:d.append(c.cssExpandTreeIconPlus);break;case 2:d.append(c.cssExpandTreeIconMinus);break;case 4:d.append(c.cssExpandTreeIconL);
 break;case 5:d.append(c.cssExpandTreeIconLPlus);break;case 6:d.append(c.cssExpandTreeIconLMinus);break;case 8:d.append(c.cssExpandTreeIconT);break;case 9:d.append(c.cssExpandTreeIconTPlus);break;case 10:d.append(c.cssExpandTreeIconTMinus);break;default:d.append(c.cssExpandTreeIconBlank)}}else b?d.append(c.cssExpandTreeIconBlank):this.isLastSibling()?d.append(c.cssExpandTreeIconL):d.append(c.cssExpandTreeIconT);return d.toString()};
-goog.ui.tree.BaseNode.prototype.getLineStyle=function(){return"background-position:"+this.getLineStyle2()+";"};goog.ui.tree.BaseNode.prototype.getLineStyle2=function(){return(this.isLastSibling()?"-100":(this.getDepth()-1)*this.config_.indentWidth)+"px 0"};goog.ui.tree.BaseNode.prototype.getElement=function(){var a=goog.ui.tree.BaseNode.superClass_.getElement.call(this);a||(a=this.getDomHelper().getElement(this.getId()),this.setElementInternal(a));return a};
-goog.ui.tree.BaseNode.prototype.getRowElement=function(){var a=this.getElement();return a?a.firstChild:null};goog.ui.tree.BaseNode.prototype.getExpandIconElement=function(){var a=this.getRowElement();return a?a.firstChild:null};goog.ui.tree.BaseNode.prototype.getIconElement=function(){var a=this.getRowElement();return a?a.childNodes[1]:null};goog.ui.tree.BaseNode.prototype.getLabelElement=function(){var a=this.getRowElement();return a&&a.lastChild?a.lastChild.previousSibling:null};
-goog.ui.tree.BaseNode.prototype.getAfterLabelElement=function(){var a=this.getRowElement();return a?a.lastChild:null};goog.ui.tree.BaseNode.prototype.getChildrenElement=function(){var a=this.getElement();return a?a.lastChild:null};goog.ui.tree.BaseNode.prototype.setIconClass=function(a){this.iconClass_=a;this.isInDocument()&&this.updateIcon_()};goog.ui.tree.BaseNode.prototype.getIconClass=function(){return this.iconClass_};
-goog.ui.tree.BaseNode.prototype.setExpandedIconClass=function(a){this.expandedIconClass_=a;this.isInDocument()&&this.updateIcon_()};goog.ui.tree.BaseNode.prototype.getExpandedIconClass=function(){return this.expandedIconClass_};goog.ui.tree.BaseNode.prototype.setText=function(a){this.setHtml(goog.string.htmlEscape(a))};goog.ui.tree.BaseNode.prototype.getText=function(){return goog.string.unescapeEntities(this.getHtml())};
-goog.ui.tree.BaseNode.prototype.setHtml=function(a){this.html_=a;var b=this.getLabelElement();b&&(b.innerHTML=a);(a=this.getTree())&&a.setNode(this)};goog.ui.tree.BaseNode.prototype.getHtml=function(){return this.html_};goog.ui.tree.BaseNode.prototype.setToolTip=function(a){this.toolTip_=a;var b=this.getLabelElement();b&&(b.title=a)};goog.ui.tree.BaseNode.prototype.getToolTip=function(){return this.toolTip_};
-goog.ui.tree.BaseNode.prototype.updateRow=function(){var a=this.getRowElement();a&&(a.className=this.getRowClassName())};goog.ui.tree.BaseNode.prototype.updateExpandIcon=function(){var a=this.getExpandIconElement();a&&(a.className=this.getExpandIconClass());if(a=this.getChildrenElement())a.style.backgroundPosition=this.getLineStyle2()};goog.ui.tree.BaseNode.prototype.updateIcon_=function(){this.getIconElement().className=this.getCalculatedIconClass()};
+goog.ui.tree.BaseNode.prototype.getLineStyle=function(){var a=this.getExpanded()&&this.hasChildren();return goog.html.SafeStyle.create({"background-position":this.getBackgroundPosition(),display:a?null:"none"})};goog.ui.tree.BaseNode.prototype.getBackgroundPosition=function(){return(this.isLastSibling()?"-100":(this.getDepth()-1)*this.config_.indentWidth)+"px 0"};
+goog.ui.tree.BaseNode.prototype.getElement=function(){var a=goog.ui.tree.BaseNode.superClass_.getElement.call(this);a||(a=this.getDomHelper().getElement(this.getId()),this.setElementInternal(a));return a};goog.ui.tree.BaseNode.prototype.getRowElement=function(){var a=this.getElement();return a?a.firstChild:null};goog.ui.tree.BaseNode.prototype.getExpandIconElement=function(){var a=this.getRowElement();return a?a.firstChild:null};
+goog.ui.tree.BaseNode.prototype.getIconElement=function(){var a=this.getRowElement();return a?a.childNodes[1]:null};goog.ui.tree.BaseNode.prototype.getLabelElement=function(){var a=this.getRowElement();return a&&a.lastChild?a.lastChild.previousSibling:null};goog.ui.tree.BaseNode.prototype.getAfterLabelElement=function(){var a=this.getRowElement();return a?a.lastChild:null};goog.ui.tree.BaseNode.prototype.getChildrenElement=function(){var a=this.getElement();return a?a.lastChild:null};
+goog.ui.tree.BaseNode.prototype.setIconClass=function(a){this.iconClass_=a;this.isInDocument()&&this.updateIcon_()};goog.ui.tree.BaseNode.prototype.getIconClass=function(){return this.iconClass_};goog.ui.tree.BaseNode.prototype.setExpandedIconClass=function(a){this.expandedIconClass_=a;this.isInDocument()&&this.updateIcon_()};goog.ui.tree.BaseNode.prototype.getExpandedIconClass=function(){return this.expandedIconClass_};goog.ui.tree.BaseNode.prototype.setText=function(a){this.setSafeHtml(goog.html.SafeHtml.htmlEscape(a))};
+goog.ui.tree.BaseNode.prototype.getText=function(){return goog.string.unescapeEntities(goog.html.SafeHtml.unwrap(this.html_))};goog.ui.tree.BaseNode.prototype.setHtml=function(a){this.setSafeHtml(goog.html.legacyconversions.safeHtmlFromString(a))};goog.ui.tree.BaseNode.prototype.setSafeHtml=function(a){this.html_=a;var b=this.getLabelElement();b&&goog.dom.safe.setInnerHtml(b,a);(a=this.getTree())&&a.setNode(this)};goog.ui.tree.BaseNode.prototype.getHtml=function(){return goog.html.SafeHtml.unwrap(this.getSafeHtml())};
+goog.ui.tree.BaseNode.prototype.getSafeHtml=function(){return this.html_};goog.ui.tree.BaseNode.prototype.setToolTip=function(a){this.toolTip_=a;var b=this.getLabelElement();b&&(b.title=a)};goog.ui.tree.BaseNode.prototype.getToolTip=function(){return this.toolTip_};goog.ui.tree.BaseNode.prototype.updateRow=function(){var a=this.getRowElement();a&&(a.className=this.getRowClassName())};
+goog.ui.tree.BaseNode.prototype.updateExpandIcon=function(){var a=this.getExpandIconElement();a&&(a.className=this.getExpandIconClass());if(a=this.getChildrenElement())a.style.backgroundPosition=this.getBackgroundPosition()};goog.ui.tree.BaseNode.prototype.updateIcon_=function(){this.getIconElement().className=this.getCalculatedIconClass()};
 goog.ui.tree.BaseNode.prototype.onMouseDown=function(a){"expand"==a.target.getAttribute("type")&&this.hasChildren()?this.isUserCollapsible_&&this.toggle():(this.select(),this.updateRow())};goog.ui.tree.BaseNode.prototype.onClick_=goog.events.Event.preventDefault;goog.ui.tree.BaseNode.prototype.onDoubleClick_=function(a){"expand"==a.target.getAttribute("type")&&this.hasChildren()||this.isUserCollapsible_&&this.toggle()};
 goog.ui.tree.BaseNode.prototype.onKeyDown=function(a){var b=!0;switch(a.keyCode){case goog.events.KeyCodes.RIGHT:if(a.altKey)break;this.hasChildren()&&(this.getExpanded()?this.getFirstChild().select():this.setExpanded(!0));break;case goog.events.KeyCodes.LEFT:if(a.altKey)break;if(this.hasChildren()&&this.getExpanded()&&this.isUserCollapsible_)this.setExpanded(!1);else{var c=this.getParent(),d=this.getTree();c&&(d.getShowRootNode()||c!=d)&&c.select()}break;case goog.events.KeyCodes.DOWN:(c=this.getNextShownNode())&&
-c.select();break;case goog.events.KeyCodes.UP:(c=this.getPreviousShownNode())&&c.select();break;default:b=!1}b&&(a.preventDefault(),(d=this.getTree())&&d.clearTypeAhead());return b};goog.ui.tree.BaseNode.prototype.onKeyPress_=function(a){!a.altKey&&a.keyCode>=goog.events.KeyCodes.LEFT&&a.keyCode<=goog.events.KeyCodes.DOWN&&a.preventDefault()};
-goog.ui.tree.BaseNode.prototype.getLastShownDescendant=function(){return this.getExpanded()&&this.hasChildren()?this.getLastChild().getLastShownDescendant():this};goog.ui.tree.BaseNode.prototype.getNextShownNode=function(){if(this.hasChildren()&&this.getExpanded())return this.getFirstChild();for(var a=this,b;a!=this.getTree();){b=a.getNextSibling();if(null!=b)return b;a=a.getParent()}return null};
-goog.ui.tree.BaseNode.prototype.getPreviousShownNode=function(){var a=this.getPreviousSibling();if(null!=a)return a.getLastShownDescendant();var a=this.getParent(),b=this.getTree();return b.getShowRootNode()||a!=b?a:null};goog.ui.tree.BaseNode.prototype.getClientData=goog.ui.tree.BaseNode.prototype.getModel;goog.ui.tree.BaseNode.prototype.setClientData=goog.ui.tree.BaseNode.prototype.setModel;goog.ui.tree.BaseNode.prototype.getConfig=function(){return this.config_};
-goog.ui.tree.BaseNode.prototype.setTreeInternal=function(a){this.tree_!=a&&(this.tree_=a,a.setNode(this),this.forEachChild(function(b){b.setTreeInternal(a)}))};goog.ui.tree.TreeNode=function(a,b,c){goog.ui.tree.BaseNode.call(this,a,b,c)};goog.inherits(goog.ui.tree.TreeNode,goog.ui.tree.BaseNode);goog.ui.tree.TreeNode.prototype.tree_=null;goog.ui.tree.TreeNode.prototype.getTree=function(){if(this.tree_)return this.tree_;var a=this.getParent();return a&&(a=a.getTree())?(this.setTreeInternal(a),a):null};
-goog.ui.tree.TreeNode.prototype.getCalculatedIconClass=function(){var a=this.getExpanded();if(a&&this.expandedIconClass_)return this.expandedIconClass_;if(!a&&this.iconClass_)return this.iconClass_;var b=this.getConfig();if(this.hasChildren()){if(a&&b.cssExpandedFolderIcon)return b.cssTreeIcon+" "+b.cssExpandedFolderIcon;if(!a&&b.cssCollapsedFolderIcon)return b.cssTreeIcon+" "+b.cssCollapsedFolderIcon}else if(b.cssFileIcon)return b.cssTreeIcon+" "+b.cssFileIcon;return""};goog.structs.Trie=function(a){this.value_=void 0;this.childNodes_={};a&&this.setAll(a)};goog.structs.Trie.prototype.set=function(a,b){this.setOrAdd_(a,b,!1)};goog.structs.Trie.prototype.add=function(a,b){this.setOrAdd_(a,b,!0)};
+c.select();break;case goog.events.KeyCodes.UP:(c=this.getPreviousShownNode())&&c.select();break;default:b=!1}b&&(a.preventDefault(),(d=this.getTree())&&d.clearTypeAhead());return b};goog.ui.tree.BaseNode.prototype.getLastShownDescendant=function(){return this.getExpanded()&&this.hasChildren()?this.getLastChild().getLastShownDescendant():this};
+goog.ui.tree.BaseNode.prototype.getNextShownNode=function(){if(this.hasChildren()&&this.getExpanded())return this.getFirstChild();for(var a=this,b;a!=this.getTree();){b=a.getNextSibling();if(null!=b)return b;a=a.getParent()}return null};goog.ui.tree.BaseNode.prototype.getPreviousShownNode=function(){var a=this.getPreviousSibling();if(null!=a)return a.getLastShownDescendant();var a=this.getParent(),b=this.getTree();return!b.getShowRootNode()&&a==b||this==b?null:a};
+goog.ui.tree.BaseNode.prototype.getClientData=goog.ui.tree.BaseNode.prototype.getModel;goog.ui.tree.BaseNode.prototype.setClientData=goog.ui.tree.BaseNode.prototype.setModel;goog.ui.tree.BaseNode.prototype.getConfig=function(){return this.config_};goog.ui.tree.BaseNode.prototype.setTreeInternal=function(a){this.tree!=a&&(this.tree=a,a.setNode(this),this.forEachChild(function(b){b.setTreeInternal(a)}))};
+goog.ui.tree.BaseNode.defaultConfig={indentWidth:19,cssRoot:"goog-tree-root goog-tree-item",cssHideRoot:"goog-tree-hide-root",cssItem:"goog-tree-item",cssChildren:"goog-tree-children",cssChildrenNoLines:"goog-tree-children-nolines",cssTreeRow:"goog-tree-row",cssItemLabel:"goog-tree-item-label",cssTreeIcon:"goog-tree-icon",cssExpandTreeIcon:"goog-tree-expand-icon",cssExpandTreeIconPlus:"goog-tree-expand-icon-plus",cssExpandTreeIconMinus:"goog-tree-expand-icon-minus",cssExpandTreeIconTPlus:"goog-tree-expand-icon-tplus",
+cssExpandTreeIconTMinus:"goog-tree-expand-icon-tminus",cssExpandTreeIconLPlus:"goog-tree-expand-icon-lplus",cssExpandTreeIconLMinus:"goog-tree-expand-icon-lminus",cssExpandTreeIconT:"goog-tree-expand-icon-t",cssExpandTreeIconL:"goog-tree-expand-icon-l",cssExpandTreeIconBlank:"goog-tree-expand-icon-blank",cssExpandedFolderIcon:"goog-tree-expanded-folder-icon",cssCollapsedFolderIcon:"goog-tree-collapsed-folder-icon",cssFileIcon:"goog-tree-file-icon",cssExpandedRootIcon:"goog-tree-expanded-folder-icon",
+cssCollapsedRootIcon:"goog-tree-collapsed-folder-icon",cssSelectedRow:"selected"};goog.ui.tree.TreeNode=function(a,b,c){goog.ui.tree.BaseNode.call(this,a,b,c)};goog.inherits(goog.ui.tree.TreeNode,goog.ui.tree.BaseNode);goog.ui.tree.TreeNode.prototype.getTree=function(){if(this.tree)return this.tree;var a=this.getParent();return a&&(a=a.getTree())?(this.setTreeInternal(a),a):null};
+goog.ui.tree.TreeNode.prototype.getCalculatedIconClass=function(){var a=this.getExpanded(),b=this.getExpandedIconClass();if(a&&b)return b;b=this.getIconClass();if(!a&&b)return b;b=this.getConfig();if(this.hasChildren()){if(a&&b.cssExpandedFolderIcon)return b.cssTreeIcon+" "+b.cssExpandedFolderIcon;if(!a&&b.cssCollapsedFolderIcon)return b.cssTreeIcon+" "+b.cssCollapsedFolderIcon}else if(b.cssFileIcon)return b.cssTreeIcon+" "+b.cssFileIcon;return""};goog.structs.Trie=function(a){this.value_=void 0;this.childNodes_={};a&&this.setAll(a)};goog.structs.Trie.prototype.set=function(a,b){this.setOrAdd_(a,b,!1)};goog.structs.Trie.prototype.add=function(a,b){this.setOrAdd_(a,b,!0)};
 goog.structs.Trie.prototype.setOrAdd_=function(a,b,c){for(var d=this,e=0;e<a.length;e++){var f=a.charAt(e);d.childNodes_[f]||(d.childNodes_[f]=new goog.structs.Trie);d=d.childNodes_[f]}if(c&&void 0!==d.value_)throw Error('The collection already contains the key "'+a+'"');d.value_=b};goog.structs.Trie.prototype.setAll=function(a){var b=goog.structs.getKeys(a);a=goog.structs.getValues(a);for(var c=0;c<b.length;c++)this.set(b[c],a[c])};
-goog.structs.Trie.prototype.get=function(a){for(var b=this,c=0;c<a.length;c++){var d=a.charAt(c);if(!b.childNodes_[d])return;b=b.childNodes_[d]}return b.value_};goog.structs.Trie.prototype.getKeyAndPrefixes=function(a,b){var c=this,d={},e=b||0;void 0!==c.value_&&(d[e]=c.value_);for(;e<a.length;e++){var f=a.charAt(e);if(!(f in c.childNodes_))break;c=c.childNodes_[f];void 0!==c.value_&&(d[e]=c.value_)}return d};goog.structs.Trie.prototype.getValues=function(){var a=[];this.getValuesInternal_(a);return a};
-goog.structs.Trie.prototype.getValuesInternal_=function(a){void 0!==this.value_&&a.push(this.value_);for(var b in this.childNodes_)this.childNodes_[b].getValuesInternal_(a)};goog.structs.Trie.prototype.getKeys=function(a){var b=[];if(a){for(var c=this,d=0;d<a.length;d++){var e=a.charAt(d);if(!c.childNodes_[e])return[];c=c.childNodes_[e]}c.getKeysInternal_(a,b)}else this.getKeysInternal_("",b);return b};
-goog.structs.Trie.prototype.getKeysInternal_=function(a,b){void 0!==this.value_&&b.push(a);for(var c in this.childNodes_)this.childNodes_[c].getKeysInternal_(a+c,b)};goog.structs.Trie.prototype.containsKey=function(a){return void 0!==this.get(a)};goog.structs.Trie.prototype.containsValue=function(a){if(this.value_===a)return!0;for(var b in this.childNodes_)if(this.childNodes_[b].containsValue(a))return!0;return!1};goog.structs.Trie.prototype.clear=function(){this.childNodes_={};this.value_=void 0};
-goog.structs.Trie.prototype.remove=function(a){for(var b=this,c=[],d=0;d<a.length;d++){var e=a.charAt(d);if(!b.childNodes_[e])throw Error('The collection does not have the key "'+a+'"');c.push([b,e]);b=b.childNodes_[e]}a=b.value_;for(delete b.value_;0<c.length;)if(e=c.pop(),b=e[0],e=e[1],goog.object.isEmpty(b.childNodes_[e].childNodes_))delete b.childNodes_[e];else break;return a};goog.structs.Trie.prototype.clone=function(){return new goog.structs.Trie(this)};
-goog.structs.Trie.prototype.getCount=function(){return goog.structs.getCount(this.getValues())};goog.structs.Trie.prototype.isEmpty=function(){return void 0===this.value_&&goog.structs.isEmpty(this.childNodes_)};goog.ui.tree.TypeAhead=function(){this.nodeMap_=new goog.structs.Trie};goog.ui.tree.TypeAhead.prototype.buffer_="";goog.ui.tree.TypeAhead.prototype.matchingLabels_=null;goog.ui.tree.TypeAhead.prototype.matchingNodes_=null;goog.ui.tree.TypeAhead.prototype.matchingLabelIndex_=0;goog.ui.tree.TypeAhead.prototype.matchingNodeIndex_=0;goog.ui.tree.TypeAhead.Offset={DOWN:1,UP:-1};
+goog.structs.Trie.prototype.getChildNode_=function(a){for(var b=this,c=0;c<a.length;c++){var d=a.charAt(c),b=b.childNodes_[d];if(!b)return}return b};goog.structs.Trie.prototype.get=function(a){return(a=this.getChildNode_(a))?a.value_:void 0};goog.structs.Trie.prototype.getKeyAndPrefixes=function(a,b){var c=this,d={},e=b||0;void 0!==c.value_&&(d[e]=c.value_);for(;e<a.length;e++){var f=a.charAt(e);if(!(f in c.childNodes_))break;c=c.childNodes_[f];void 0!==c.value_&&(d[e]=c.value_)}return d};
+goog.structs.Trie.prototype.getValues=function(){var a=[];this.getValuesInternal_(a);return a};goog.structs.Trie.prototype.getValuesInternal_=function(a){void 0!==this.value_&&a.push(this.value_);for(var b in this.childNodes_)this.childNodes_[b].getValuesInternal_(a)};goog.structs.Trie.prototype.getKeys=function(a){var b=[];if(a){for(var c=this,d=0;d<a.length;d++){var e=a.charAt(d);if(!c.childNodes_[e])return[];c=c.childNodes_[e]}c.getKeysInternal_(a,b)}else this.getKeysInternal_("",b);return b};
+goog.structs.Trie.prototype.getKeysInternal_=function(a,b){void 0!==this.value_&&b.push(a);for(var c in this.childNodes_)this.childNodes_[c].getKeysInternal_(a+c,b)};goog.structs.Trie.prototype.containsKey=function(a){return void 0!==this.get(a)};goog.structs.Trie.prototype.containsPrefix=function(a){return 0==a.length?!this.isEmpty():!!this.getChildNode_(a)};
+goog.structs.Trie.prototype.containsValue=function(a){if(this.value_===a)return!0;for(var b in this.childNodes_)if(this.childNodes_[b].containsValue(a))return!0;return!1};goog.structs.Trie.prototype.clear=function(){this.childNodes_={};this.value_=void 0};
+goog.structs.Trie.prototype.remove=function(a){for(var b=this,c=[],d=0;d<a.length;d++){var e=a.charAt(d);if(!b.childNodes_[e])throw Error('The collection does not have the key "'+a+'"');c.push([b,e]);b=b.childNodes_[e]}a=b.value_;for(delete b.value_;0<c.length;)if(e=c.pop(),b=e[0],e=e[1],b.childNodes_[e].isEmpty())delete b.childNodes_[e];else break;return a};goog.structs.Trie.prototype.clone=function(){return new goog.structs.Trie(this)};goog.structs.Trie.prototype.getCount=function(){return goog.structs.getCount(this.getValues())};
+goog.structs.Trie.prototype.isEmpty=function(){return void 0===this.value_&&goog.object.isEmpty(this.childNodes_)};goog.ui.tree.TypeAhead=function(){this.nodeMap_=new goog.structs.Trie};goog.ui.tree.TypeAhead.prototype.buffer_="";goog.ui.tree.TypeAhead.prototype.matchingLabels_=null;goog.ui.tree.TypeAhead.prototype.matchingNodes_=null;goog.ui.tree.TypeAhead.prototype.matchingLabelIndex_=0;goog.ui.tree.TypeAhead.prototype.matchingNodeIndex_=0;goog.ui.tree.TypeAhead.Offset={DOWN:1,UP:-1};
 goog.ui.tree.TypeAhead.prototype.handleNavigation=function(a){var b=!1;switch(a.keyCode){case goog.events.KeyCodes.DOWN:case goog.events.KeyCodes.UP:a.ctrlKey&&(this.jumpTo_(a.keyCode==goog.events.KeyCodes.DOWN?goog.ui.tree.TypeAhead.Offset.DOWN:goog.ui.tree.TypeAhead.Offset.UP),b=!0);break;case goog.events.KeyCodes.BACKSPACE:a=this.buffer_.length-1;b=!0;0<a?(this.buffer_=this.buffer_.substring(0,a),this.jumpToLabel_(this.buffer_)):0==a?this.buffer_="":b=!1;break;case goog.events.KeyCodes.ESC:this.buffer_=
-"",b=!0}return b};goog.ui.tree.TypeAhead.prototype.handleTypeAheadChar=function(a){var b=!1;a.ctrlKey||a.altKey||(a=String.fromCharCode(a.charCode||a.keyCode).toLowerCase(),goog.string.isUnicodeChar(a)&&(" "!=a||this.buffer_)&&(this.buffer_+=a,b=this.jumpToLabel_(this.buffer_)));return b};goog.ui.tree.TypeAhead.prototype.setNodeInMap=function(a){var b=a.getText();if(b&&!goog.string.isEmptySafe(b)){var b=b.toLowerCase(),c=this.nodeMap_.get(b);c?c.push(a):this.nodeMap_.set(b,[a])}};
-goog.ui.tree.TypeAhead.prototype.removeNodeFromMap=function(a){var b=a.getText();if(b&&!goog.string.isEmptySafe(b)){var b=b.toLowerCase(),c=this.nodeMap_.get(b);c&&(goog.array.remove(c,a),c.length&&this.nodeMap_.remove(b))}};goog.ui.tree.TypeAhead.prototype.jumpToLabel_=function(a){var b=!1;(a=this.nodeMap_.getKeys(a))&&a.length&&(this.matchingLabelIndex_=this.matchingNodeIndex_=0,b=this.nodeMap_.get(a[0]),b=this.selectMatchingNode_(b))&&(this.matchingLabels_=a);return b};
+"",b=!0}return b};goog.ui.tree.TypeAhead.prototype.handleTypeAheadChar=function(a){var b=!1;a.ctrlKey||a.altKey||(a=String.fromCharCode(a.charCode||a.keyCode).toLowerCase(),goog.string.isUnicodeChar(a)&&(" "!=a||this.buffer_)&&(this.buffer_+=a,b=this.jumpToLabel_(this.buffer_)));return b};
+goog.ui.tree.TypeAhead.prototype.setNodeInMap=function(a){var b=a.getText();if(b&&!goog.string.isEmptyOrWhitespace(goog.string.makeSafe(b))){var b=b.toLowerCase(),c=this.nodeMap_.get(b);c?c.push(a):this.nodeMap_.set(b,[a])}};goog.ui.tree.TypeAhead.prototype.removeNodeFromMap=function(a){var b=a.getText();if(b&&!goog.string.isEmptyOrWhitespace(goog.string.makeSafe(b))){var b=b.toLowerCase(),c=this.nodeMap_.get(b);c&&(goog.array.remove(c,a),c.length&&this.nodeMap_.remove(b))}};
+goog.ui.tree.TypeAhead.prototype.jumpToLabel_=function(a){var b=!1;(a=this.nodeMap_.getKeys(a))&&a.length&&(this.matchingLabelIndex_=this.matchingNodeIndex_=0,b=this.nodeMap_.get(a[0]),b=this.selectMatchingNode_(b))&&(this.matchingLabels_=a);return b};
 goog.ui.tree.TypeAhead.prototype.jumpTo_=function(a){var b=!1,c=this.matchingLabels_;if(c){var b=null,d=!1;if(this.matchingNodes_){var e=this.matchingNodeIndex_+a;0<=e&&e<this.matchingNodes_.length?(this.matchingNodeIndex_=e,b=this.matchingNodes_):d=!0}b||(e=this.matchingLabelIndex_+a,0<=e&&e<c.length&&(this.matchingLabelIndex_=e),c.length>this.matchingLabelIndex_&&(b=this.nodeMap_.get(c[this.matchingLabelIndex_])),b&&b.length&&d&&(this.matchingNodeIndex_=a==goog.ui.tree.TypeAhead.Offset.UP?b.length-
 1:0));if(b=this.selectMatchingNode_(b))this.matchingLabels_=c}return b};goog.ui.tree.TypeAhead.prototype.selectMatchingNode_=function(a){var b;a&&(this.matchingNodeIndex_<a.length&&(b=a[this.matchingNodeIndex_],this.matchingNodes_=a),b&&(b.reveal(),b.select()));return!!b};goog.ui.tree.TypeAhead.prototype.clear=function(){this.buffer_=""};goog.ui.tree.TreeControl=function(a,b,c){goog.ui.tree.BaseNode.call(this,a,b,c);this.setExpandedInternal(!0);this.setSelectedInternal(!0);this.selectedItem_=this;this.typeAhead_=new goog.ui.tree.TypeAhead;if(goog.userAgent.IE)try{document.execCommand("BackgroundImageCache",!1,!0)}catch(d){goog.log.warning(this.logger_,"Failed to enable background image cache")}};goog.inherits(goog.ui.tree.TreeControl,goog.ui.tree.BaseNode);goog.ui.tree.TreeControl.prototype.keyHandler_=null;
 goog.ui.tree.TreeControl.prototype.focusHandler_=null;goog.ui.tree.TreeControl.prototype.logger_=goog.log.getLogger("goog.ui.tree.TreeControl");goog.ui.tree.TreeControl.prototype.focused_=!1;goog.ui.tree.TreeControl.prototype.focusedNode_=null;goog.ui.tree.TreeControl.prototype.showLines_=!0;goog.ui.tree.TreeControl.prototype.showExpandIcons_=!0;goog.ui.tree.TreeControl.prototype.showRootNode_=!0;goog.ui.tree.TreeControl.prototype.showRootLines_=!0;goog.ui.tree.TreeControl.prototype.getTree=function(){return this};
-goog.ui.tree.TreeControl.prototype.getDepth=function(){return 0};goog.ui.tree.TreeControl.prototype.reveal=function(){};goog.ui.tree.TreeControl.prototype.handleFocus_=function(a){this.focused_=!0;goog.dom.classlist.add(this.getElement(),"focused");this.selectedItem_&&this.selectedItem_.select()};goog.ui.tree.TreeControl.prototype.handleBlur_=function(a){this.focused_=!1;goog.dom.classlist.remove(this.getElement(),"focused")};goog.ui.tree.TreeControl.prototype.hasFocus=function(){return this.focused_};
-goog.ui.tree.TreeControl.prototype.getExpanded=function(){return!this.showRootNode_||goog.ui.tree.TreeControl.superClass_.getExpanded.call(this)};goog.ui.tree.TreeControl.prototype.setExpanded=function(a){this.showRootNode_?goog.ui.tree.TreeControl.superClass_.setExpanded.call(this,a):this.setExpandedInternal(a)};goog.ui.tree.TreeControl.prototype.getExpandIconHtml=function(){return""};goog.ui.tree.TreeControl.prototype.getIconElement=function(){var a=this.getRowElement();return a?a.firstChild:null};
-goog.ui.tree.TreeControl.prototype.getExpandIconElement=function(){return null};goog.ui.tree.TreeControl.prototype.updateExpandIcon=function(){};goog.ui.tree.TreeControl.prototype.getRowClassName=function(){return goog.ui.tree.TreeControl.superClass_.getRowClassName.call(this)+(this.showRootNode_?"":" "+this.getConfig().cssHideRoot)};
-goog.ui.tree.TreeControl.prototype.getCalculatedIconClass=function(){var a=this.getExpanded();if(a&&this.expandedIconClass_)return this.expandedIconClass_;if(!a&&this.iconClass_)return this.iconClass_;var b=this.getConfig();return a&&b.cssExpandedRootIcon?b.cssTreeIcon+" "+b.cssExpandedRootIcon:!a&&b.cssCollapsedRootIcon?b.cssTreeIcon+" "+b.cssCollapsedRootIcon:""};
+goog.ui.tree.TreeControl.prototype.getDepth=function(){return 0};goog.ui.tree.TreeControl.prototype.reveal=function(){};goog.ui.tree.TreeControl.prototype.handleFocus_=function(a){this.focused_=!0;goog.dom.classlist.add(goog.asserts.assert(this.getElement()),"focused");this.selectedItem_&&this.selectedItem_.select()};goog.ui.tree.TreeControl.prototype.handleBlur_=function(a){this.focused_=!1;goog.dom.classlist.remove(goog.asserts.assert(this.getElement()),"focused")};
+goog.ui.tree.TreeControl.prototype.hasFocus=function(){return this.focused_};goog.ui.tree.TreeControl.prototype.getExpanded=function(){return!this.showRootNode_||goog.ui.tree.TreeControl.superClass_.getExpanded.call(this)};goog.ui.tree.TreeControl.prototype.setExpanded=function(a){this.showRootNode_?goog.ui.tree.TreeControl.superClass_.setExpanded.call(this,a):this.setExpandedInternal(a)};goog.ui.tree.TreeControl.prototype.getExpandIconSafeHtml=function(){return goog.html.SafeHtml.EMPTY};
+goog.ui.tree.TreeControl.prototype.getIconElement=function(){var a=this.getRowElement();return a?a.firstChild:null};goog.ui.tree.TreeControl.prototype.getExpandIconElement=function(){return null};goog.ui.tree.TreeControl.prototype.updateExpandIcon=function(){};goog.ui.tree.TreeControl.prototype.getRowClassName=function(){return goog.ui.tree.TreeControl.superClass_.getRowClassName.call(this)+(this.showRootNode_?"":" "+this.getConfig().cssHideRoot)};
+goog.ui.tree.TreeControl.prototype.getCalculatedIconClass=function(){var a=this.getExpanded(),b=this.getExpandedIconClass();if(a&&b)return b;b=this.getIconClass();if(!a&&b)return b;b=this.getConfig();return a&&b.cssExpandedRootIcon?b.cssTreeIcon+" "+b.cssExpandedRootIcon:!a&&b.cssCollapsedRootIcon?b.cssTreeIcon+" "+b.cssCollapsedRootIcon:""};
 goog.ui.tree.TreeControl.prototype.setSelectedItem=function(a){if(this.selectedItem_!=a){var b=!1;this.selectedItem_&&(b=this.selectedItem_==this.focusedNode_,this.selectedItem_.setSelectedInternal(!1));if(this.selectedItem_=a)a.setSelectedInternal(!0),b&&a.select();this.dispatchEvent(goog.events.EventType.CHANGE)}};goog.ui.tree.TreeControl.prototype.getSelectedItem=function(){return this.selectedItem_};
 goog.ui.tree.TreeControl.prototype.setShowLines=function(a){this.showLines_!=a&&(this.showLines_=a,this.isInDocument()&&this.updateLinesAndExpandIcons_())};goog.ui.tree.TreeControl.prototype.getShowLines=function(){return this.showLines_};
 goog.ui.tree.TreeControl.prototype.updateLinesAndExpandIcons_=function(){function a(e){var f=e.getChildrenElement();if(f){var g=!c||b==e.getParent()&&!d?e.getConfig().cssChildrenNoLines:e.getConfig().cssChildren;f.className=g;if(f=e.getExpandIconElement())f.className=e.getExpandIconClass()}e.forEachChild(a)}var b=this,c=b.getShowLines(),d=b.getShowRootLines();a(this)};
@@ -674,399 +840,328 @@ goog.ui.tree.TreeControl.prototype.attachEvents_=function(){var a=this.getElemen
 goog.events.EventType.CLICK,this.handleMouseEvent_).listen(a,goog.events.EventType.DBLCLICK,this.handleMouseEvent_)};goog.ui.tree.TreeControl.prototype.detachEvents_=function(){this.keyHandler_.dispose();this.keyHandler_=null;this.focusHandler_.dispose();this.focusHandler_=null};
 goog.ui.tree.TreeControl.prototype.handleMouseEvent_=function(a){goog.log.fine(this.logger_,"Received event "+a.type);var b=this.getNodeFromEvent_(a);if(b)switch(a.type){case goog.events.EventType.MOUSEDOWN:b.onMouseDown(a);break;case goog.events.EventType.CLICK:b.onClick_(a);break;case goog.events.EventType.DBLCLICK:b.onDoubleClick_(a)}};
 goog.ui.tree.TreeControl.prototype.handleKeyEvent=function(a){var b=!1;(b=this.typeAhead_.handleNavigation(a)||this.selectedItem_&&this.selectedItem_.onKeyDown(a)||this.typeAhead_.handleTypeAheadChar(a))&&a.preventDefault();return b};goog.ui.tree.TreeControl.prototype.getNodeFromEvent_=function(a){var b=null;for(a=a.target;null!=a;){if(b=goog.ui.tree.BaseNode.allNodes[a.id])return b;if(a==this.getElement())break;a=a.parentNode}return null};
-goog.ui.tree.TreeControl.prototype.createNode=function(a){return new goog.ui.tree.TreeNode(a||"",this.getConfig(),this.getDomHelper())};goog.ui.tree.TreeControl.prototype.setNode=function(a){this.typeAhead_.setNodeInMap(a)};goog.ui.tree.TreeControl.prototype.removeNode=function(a){this.typeAhead_.removeNodeFromMap(a)};goog.ui.tree.TreeControl.prototype.clearTypeAhead=function(){this.typeAhead_.clear()};
-goog.ui.tree.TreeControl.defaultConfig={indentWidth:19,cssRoot:"goog-tree-root goog-tree-item",cssHideRoot:"goog-tree-hide-root",cssItem:"goog-tree-item",cssChildren:"goog-tree-children",cssChildrenNoLines:"goog-tree-children-nolines",cssTreeRow:"goog-tree-row",cssItemLabel:"goog-tree-item-label",cssTreeIcon:"goog-tree-icon",cssExpandTreeIcon:"goog-tree-expand-icon",cssExpandTreeIconPlus:"goog-tree-expand-icon-plus",cssExpandTreeIconMinus:"goog-tree-expand-icon-minus",cssExpandTreeIconTPlus:"goog-tree-expand-icon-tplus",
-cssExpandTreeIconTMinus:"goog-tree-expand-icon-tminus",cssExpandTreeIconLPlus:"goog-tree-expand-icon-lplus",cssExpandTreeIconLMinus:"goog-tree-expand-icon-lminus",cssExpandTreeIconT:"goog-tree-expand-icon-t",cssExpandTreeIconL:"goog-tree-expand-icon-l",cssExpandTreeIconBlank:"goog-tree-expand-icon-blank",cssExpandedFolderIcon:"goog-tree-expanded-folder-icon",cssCollapsedFolderIcon:"goog-tree-collapsed-folder-icon",cssFileIcon:"goog-tree-file-icon",cssExpandedRootIcon:"goog-tree-expanded-folder-icon",
-cssCollapsedRootIcon:"goog-tree-collapsed-folder-icon",cssSelectedRow:"selected"};goog.cssom={};goog.cssom.CssRuleType={STYLE:1,IMPORT:3,MEDIA:4,FONT_FACE:5,PAGE:6,NAMESPACE:7};goog.cssom.getAllCssText=function(a){return goog.cssom.getAllCss_(a||document.styleSheets,!0)};goog.cssom.getAllCssStyleRules=function(a){return goog.cssom.getAllCss_(a||document.styleSheets,!1)};goog.cssom.getCssRulesFromStyleSheet=function(a){var b=null;try{b=a.rules||a.cssRules}catch(c){if(15==c.code)throw c.styleSheet=a,c;}return b};
+goog.ui.tree.TreeControl.prototype.createNode=function(a){return new goog.ui.tree.TreeNode(a||goog.html.SafeHtml.EMPTY,this.getConfig(),this.getDomHelper())};goog.ui.tree.TreeControl.prototype.setNode=function(a){this.typeAhead_.setNodeInMap(a)};goog.ui.tree.TreeControl.prototype.removeNode=function(a){this.typeAhead_.removeNodeFromMap(a)};goog.ui.tree.TreeControl.prototype.clearTypeAhead=function(){this.typeAhead_.clear()};goog.ui.tree.TreeControl.defaultConfig=goog.ui.tree.BaseNode.defaultConfig;goog.cssom={};goog.cssom.CssRuleType={STYLE:1,IMPORT:3,MEDIA:4,FONT_FACE:5,PAGE:6,NAMESPACE:7};goog.cssom.getAllCssText=function(a){return goog.cssom.getAllCss_(a||document.styleSheets,!0)};goog.cssom.getAllCssStyleRules=function(a){return goog.cssom.getAllCss_(a||document.styleSheets,!1)};goog.cssom.getCssRulesFromStyleSheet=function(a){var b=null;try{b=a.cssRules||a.rules}catch(c){if(15==c.code)throw c.styleSheet=a,c;}return b};
 goog.cssom.getAllCssStyleSheets=function(a,b){var c=[],d=a||document.styleSheets,e=goog.isDef(b)?b:!1;if(d.imports&&d.imports.length)for(var f=0,g=d.imports.length;f<g;f++)goog.array.extend(c,goog.cssom.getAllCssStyleSheets(d.imports[f]));else if(d.length)for(f=0,g=d.length;f<g;f++)goog.array.extend(c,goog.cssom.getAllCssStyleSheets(d[f]));else{var h=goog.cssom.getCssRulesFromStyleSheet(d);if(h&&h.length)for(var f=0,g=h.length,k;f<g;f++)k=h[f],k.styleSheet&&goog.array.extend(c,goog.cssom.getAllCssStyleSheets(k.styleSheet))}!(d.type||
 d.rules||d.cssRules)||d.disabled&&!e||c.push(d);return c};goog.cssom.getCssTextFromCssRule=function(a){var b="";a.cssText?b=a.cssText:a.style&&a.style.cssText&&a.selectorText&&(b=a.style.cssText.replace(/\s*-closure-parent-stylesheet:\s*\[object\];?\s*/gi,"").replace(/\s*-closure-rule-index:\s*[\d]+;?\s*/gi,""),b=a.selectorText+" { "+b+" }");return b};
 goog.cssom.getCssRuleIndexInParentStyleSheet=function(a,b){if(a.style&&a.style["-closure-rule-index"])return a.style["-closure-rule-index"];var c=b||goog.cssom.getParentStyleSheet(a);if(!c)throw Error("Cannot find a parentStyleSheet.");if((c=goog.cssom.getCssRulesFromStyleSheet(c))&&c.length)for(var d=0,e=c.length,f;d<e;d++)if(f=c[d],f==a)return d;return-1};goog.cssom.getParentStyleSheet=function(a){return a.parentStyleSheet||a.style&&a.style["-closure-parent-stylesheet"]};
 goog.cssom.replaceCssRule=function(a,b,c,d){if(c=c||goog.cssom.getParentStyleSheet(a))if(a=0<=d?d:goog.cssom.getCssRuleIndexInParentStyleSheet(a,c),0<=a)goog.cssom.removeCssRule(c,a),goog.cssom.addCssRule(c,b,a);else throw Error("Cannot proceed without the index of the cssRule.");else throw Error("Cannot proceed without the parentStyleSheet.");};
-goog.cssom.addCssRule=function(a,b,c){if(0>c||void 0==c)c=(a.cssRules||a.rules).length;if(a.insertRule)a.insertRule(b,c);else if(b=/^([^\{]+)\{([^\{]+)\}/.exec(b),3==b.length)a.addRule(b[1],b[2],c);else throw Error("Your CSSRule appears to be ill-formatted.");};goog.cssom.removeCssRule=function(a,b){a.deleteRule?a.deleteRule(b):a.removeRule(b)};
-goog.cssom.addCssText=function(a,b){var c=b?b.getDocument():goog.dom.getDocument(),d=c.createElement("style");d.type="text/css";c.getElementsByTagName("head")[0].appendChild(d);d.styleSheet?d.styleSheet.cssText=a:(c=c.createTextNode(a),d.appendChild(c));return d};goog.cssom.getFileNameFromStyleSheet=function(a){return(a=a.href)?/([^\/\?]+)[^\/]*$/.exec(a)[1]:null};
+goog.cssom.addCssRule=function(a,b,c){if(0>c||void 0==c)c=goog.cssom.getCssRulesFromStyleSheet(a).length;if(a.insertRule)a.insertRule(b,c);else if(b=/^([^\{]+)\{([^\{]+)\}/.exec(b),3==b.length)a.addRule(b[1],b[2],c);else throw Error("Your CSSRule appears to be ill-formatted.");};goog.cssom.removeCssRule=function(a,b){a.deleteRule?a.deleteRule(b):a.removeRule(b)};
+goog.cssom.addCssText=function(a,b){var c=b?b.getDocument():goog.dom.getDocument(),d=c.createElement(goog.dom.TagName.STYLE);d.type="text/css";c.getElementsByTagName(goog.dom.TagName.HEAD)[0].appendChild(d);d.styleSheet?d.styleSheet.cssText=a:(c=c.createTextNode(a),d.appendChild(c));return d};goog.cssom.getFileNameFromStyleSheet=function(a){return(a=a.href)?/([^\/\?]+)[^\/]*$/.exec(a)[1]:null};
 goog.cssom.getAllCss_=function(a,b){for(var c=[],d=goog.cssom.getAllCssStyleSheets(a),e=0;a=d[e];e++){var f=goog.cssom.getCssRulesFromStyleSheet(a);if(f&&f.length){if(!b)var g=0;for(var h=0,k=f.length,l;h<k;h++)l=f[h],b&&!l.href?(l=goog.cssom.getCssTextFromCssRule(l),c.push(l)):l.href||(l.style&&(l.parentStyleSheet||(l.style["-closure-parent-stylesheet"]=a),l.style["-closure-rule-index"]=g),c.push(l)),b||g++}}return b?c.join(" "):c};
-// Copyright 2012 Google Inc.  Apache License 2.0
-var Blockly={BlockSvg:function(a){this.block_=a;this.svgGroup_=Blockly.createSvgElement("g",{},null);this.svgPathDark_=Blockly.createSvgElement("path",{"class":"blocklyPathDark",transform:"translate(1, 1)"},this.svgGroup_);this.svgPath_=Blockly.createSvgElement("path",{"class":"blocklyPath"},this.svgGroup_);this.svgPathLight_=Blockly.createSvgElement("path",{"class":"blocklyPathLight"},this.svgGroup_);this.svgPath_.tooltip=this.block_;Blockly.Tooltip.bindMouseEvents(this.svgPath_);this.updateMovable()}};
-Blockly.BlockSvg.prototype.height=0;Blockly.BlockSvg.prototype.width=0;Blockly.BlockSvg.INLINE=-1;Blockly.BlockSvg.prototype.init=function(){var a=this.block_;this.updateColour();for(var b=0,c;c=a.inputList[b];b++)c.init();a.mutator&&a.mutator.createIcon()};Blockly.BlockSvg.prototype.updateMovable=function(){this.block_.isMovable()?Blockly.addClass_(this.svgGroup_,"blocklyDraggable"):Blockly.removeClass_(this.svgGroup_,"blocklyDraggable")};Blockly.BlockSvg.prototype.getRootElement=function(){return this.svgGroup_};
-Blockly.BlockSvg.SEP_SPACE_X=10;Blockly.BlockSvg.SEP_SPACE_Y=10;Blockly.BlockSvg.INLINE_PADDING_Y=5;Blockly.BlockSvg.MIN_BLOCK_Y=25;Blockly.BlockSvg.TAB_HEIGHT=20;Blockly.BlockSvg.TAB_WIDTH=8;Blockly.BlockSvg.NOTCH_WIDTH=30;Blockly.BlockSvg.CORNER_RADIUS=8;Blockly.BlockSvg.FIELD_HEIGHT=18;Blockly.BlockSvg.DISTANCE_45_INSIDE=(1-Math.SQRT1_2)*(Blockly.BlockSvg.CORNER_RADIUS-1)+1;Blockly.BlockSvg.DISTANCE_45_OUTSIDE=(1-Math.SQRT1_2)*(Blockly.BlockSvg.CORNER_RADIUS+1)-1;
-Blockly.BlockSvg.NOTCH_PATH_LEFT="l 6,4 3,0 6,-4";Blockly.BlockSvg.NOTCH_PATH_LEFT_HIGHLIGHT="l 6.5,4 2,0 6.5,-4";Blockly.BlockSvg.NOTCH_PATH_RIGHT="l -6,4 -3,0 -6,-4";Blockly.BlockSvg.JAGGED_TEETH="l 8,0 0,4 8,4 -16,8 8,4";Blockly.BlockSvg.JAGGED_TEETH_HEIGHT=20;Blockly.BlockSvg.JAGGED_TEETH_WIDTH=15;Blockly.BlockSvg.TAB_PATH_DOWN="v 5 c 0,10 -"+Blockly.BlockSvg.TAB_WIDTH+",-8 -"+Blockly.BlockSvg.TAB_WIDTH+",7.5 s "+Blockly.BlockSvg.TAB_WIDTH+",-2.5 "+Blockly.BlockSvg.TAB_WIDTH+",7.5";
-Blockly.BlockSvg.TAB_PATH_DOWN_HIGHLIGHT_RTL="v 6.5 m -"+0.98*Blockly.BlockSvg.TAB_WIDTH+",2.5 q -"+0.05*Blockly.BlockSvg.TAB_WIDTH+",10 "+0.27*Blockly.BlockSvg.TAB_WIDTH+",10 m "+0.71*Blockly.BlockSvg.TAB_WIDTH+",-2.5 v 1.5";Blockly.BlockSvg.TOP_LEFT_CORNER_START="m 0,"+Blockly.BlockSvg.CORNER_RADIUS;Blockly.BlockSvg.TOP_LEFT_CORNER_START_HIGHLIGHT_RTL="m "+Blockly.BlockSvg.DISTANCE_45_INSIDE+","+Blockly.BlockSvg.DISTANCE_45_INSIDE;
-Blockly.BlockSvg.TOP_LEFT_CORNER_START_HIGHLIGHT_LTR="m 1,"+(Blockly.BlockSvg.CORNER_RADIUS-1);Blockly.BlockSvg.TOP_LEFT_CORNER="A "+Blockly.BlockSvg.CORNER_RADIUS+","+Blockly.BlockSvg.CORNER_RADIUS+" 0 0,1 "+Blockly.BlockSvg.CORNER_RADIUS+",0";Blockly.BlockSvg.TOP_LEFT_CORNER_HIGHLIGHT="A "+(Blockly.BlockSvg.CORNER_RADIUS-1)+","+(Blockly.BlockSvg.CORNER_RADIUS-1)+" 0 0,1 "+Blockly.BlockSvg.CORNER_RADIUS+",1";
-Blockly.BlockSvg.INNER_TOP_LEFT_CORNER=Blockly.BlockSvg.NOTCH_PATH_RIGHT+" h -"+(Blockly.BlockSvg.NOTCH_WIDTH-15-Blockly.BlockSvg.CORNER_RADIUS)+" a "+Blockly.BlockSvg.CORNER_RADIUS+","+Blockly.BlockSvg.CORNER_RADIUS+" 0 0,0 -"+Blockly.BlockSvg.CORNER_RADIUS+","+Blockly.BlockSvg.CORNER_RADIUS;Blockly.BlockSvg.INNER_BOTTOM_LEFT_CORNER="a "+Blockly.BlockSvg.CORNER_RADIUS+","+Blockly.BlockSvg.CORNER_RADIUS+" 0 0,0 "+Blockly.BlockSvg.CORNER_RADIUS+","+Blockly.BlockSvg.CORNER_RADIUS;
-Blockly.BlockSvg.INNER_TOP_LEFT_CORNER_HIGHLIGHT_RTL="a "+(Blockly.BlockSvg.CORNER_RADIUS+1)+","+(Blockly.BlockSvg.CORNER_RADIUS+1)+" 0 0,0 "+(-Blockly.BlockSvg.DISTANCE_45_OUTSIDE-1)+","+(Blockly.BlockSvg.CORNER_RADIUS-Blockly.BlockSvg.DISTANCE_45_OUTSIDE);Blockly.BlockSvg.INNER_BOTTOM_LEFT_CORNER_HIGHLIGHT_RTL="a "+(Blockly.BlockSvg.CORNER_RADIUS+1)+","+(Blockly.BlockSvg.CORNER_RADIUS+1)+" 0 0,0 "+(Blockly.BlockSvg.CORNER_RADIUS+1)+","+(Blockly.BlockSvg.CORNER_RADIUS+1);
-Blockly.BlockSvg.INNER_BOTTOM_LEFT_CORNER_HIGHLIGHT_LTR="a "+(Blockly.BlockSvg.CORNER_RADIUS+1)+","+(Blockly.BlockSvg.CORNER_RADIUS+1)+" 0 0,0 "+(Blockly.BlockSvg.CORNER_RADIUS-Blockly.BlockSvg.DISTANCE_45_OUTSIDE)+","+(Blockly.BlockSvg.DISTANCE_45_OUTSIDE+1);Blockly.BlockSvg.prototype.dispose=function(){goog.dom.removeNode(this.svgGroup_);this.block_=this.svgPathDark_=this.svgPathLight_=this.svgPath_=this.svgGroup_=null};
-Blockly.BlockSvg.prototype.disposeUiEffect=function(){Blockly.playAudio("delete");var a=Blockly.getSvgXY_(this.svgGroup_),b=this.svgGroup_.cloneNode(!0);b.translateX_=a.x;b.translateY_=a.y;b.setAttribute("transform","translate("+b.translateX_+","+b.translateY_+")");Blockly.svg.appendChild(b);b.bBox_=b.getBBox();b.startDate_=new Date;Blockly.BlockSvg.disposeUiStep_(b)};
-Blockly.BlockSvg.disposeUiStep_=function(a){var b=(new Date-a.startDate_)/150;1<b?goog.dom.removeNode(a):(a.setAttribute("transform","translate("+(a.translateX_+(Blockly.RTL?-1:1)*a.bBox_.width/2*b+", "+(a.translateY_+a.bBox_.height*b))+") scale("+(1-b)+")"),window.setTimeout(function(){Blockly.BlockSvg.disposeUiStep_(a)},10))};
-Blockly.BlockSvg.prototype.connectionUiEffect=function(){Blockly.playAudio("click");var a=Blockly.getSvgXY_(this.svgGroup_);this.block_.outputConnection?(a.x+=Blockly.RTL?3:-3,a.y+=13):this.block_.previousConnection&&(a.x+=Blockly.RTL?-23:23,a.y+=3);a=Blockly.createSvgElement("circle",{cx:a.x,cy:a.y,r:0,fill:"none",stroke:"#888","stroke-width":10},Blockly.svg);a.startDate_=new Date;Blockly.BlockSvg.connectionUiStep_(a)};
-Blockly.BlockSvg.connectionUiStep_=function(a){var b=(new Date-a.startDate_)/150;1<b?goog.dom.removeNode(a):(a.setAttribute("r",25*b),a.style.opacity=1-b,window.setTimeout(function(){Blockly.BlockSvg.connectionUiStep_(a)},10))};
-Blockly.BlockSvg.prototype.updateColour=function(){if(!this.block_.disabled){var a=Blockly.makeColour(this.block_.getColour()),b=goog.color.hexToRgb(a),c=goog.color.lighten(b,0.3),b=goog.color.darken(b,0.4);this.svgPathLight_.setAttribute("stroke",goog.color.rgbArrayToHex(c));this.svgPathDark_.setAttribute("fill",goog.color.rgbArrayToHex(b));this.svgPath_.setAttribute("fill",a)}};
-Blockly.BlockSvg.prototype.updateDisabled=function(){this.block_.disabled||this.block_.getInheritedDisabled()?(Blockly.addClass_(this.svgGroup_,"blocklyDisabled"),this.svgPath_.setAttribute("fill","url(#blocklyDisabledPattern)")):(Blockly.removeClass_(this.svgGroup_,"blocklyDisabled"),this.updateColour());for(var a=this.block_.getChildren(),b=0,c;c=a[b];b++)c.svg_.updateDisabled()};Blockly.BlockSvg.prototype.addSelect=function(){Blockly.addClass_(this.svgGroup_,"blocklySelected");this.svgGroup_.parentNode.appendChild(this.svgGroup_)};
-Blockly.BlockSvg.prototype.removeSelect=function(){Blockly.removeClass_(this.svgGroup_,"blocklySelected")};Blockly.BlockSvg.prototype.addDragging=function(){Blockly.addClass_(this.svgGroup_,"blocklyDragging")};Blockly.BlockSvg.prototype.removeDragging=function(){Blockly.removeClass_(this.svgGroup_,"blocklyDragging")};
-Blockly.BlockSvg.prototype.render=function(){this.block_.rendered=!0;var a=Blockly.BlockSvg.SEP_SPACE_X;Blockly.RTL&&(a=-a);for(var b=this.block_.getIcons(),c=0;c<b.length;c++)a=b[c].renderIcon(a);a+=Blockly.RTL?Blockly.BlockSvg.SEP_SPACE_X:-Blockly.BlockSvg.SEP_SPACE_X;b=this.renderCompute_(a);this.renderDraw_(a,b);(a=this.block_.getParent())?a.render():Blockly.fireUiEvent(window,"resize")};
-Blockly.BlockSvg.prototype.renderFields_=function(a,b,c){Blockly.RTL&&(b=-b);for(var d=0,e;e=a[d];d++)Blockly.RTL?(b-=e.renderSep+e.renderWidth,e.getRootElement().setAttribute("transform","translate("+b+", "+c+")"),e.renderWidth&&(b-=Blockly.BlockSvg.SEP_SPACE_X)):(e.getRootElement().setAttribute("transform","translate("+(b+e.renderSep)+", "+c+")"),e.renderWidth&&(b+=e.renderSep+e.renderWidth+Blockly.BlockSvg.SEP_SPACE_X));return Blockly.RTL?-b:b};
-Blockly.BlockSvg.prototype.renderCompute_=function(a){var b=this.block_.inputList,c=[];c.rightEdge=a+2*Blockly.BlockSvg.SEP_SPACE_X;if(this.block_.previousConnection||this.block_.nextConnection)c.rightEdge=Math.max(c.rightEdge,Blockly.BlockSvg.NOTCH_WIDTH+Blockly.BlockSvg.SEP_SPACE_X);for(var d=0,e=0,f=!1,g=!1,h=!1,k=void 0,l=this.block_.inputsInline&&!this.block_.isCollapsed(),p=0,m;m=b[p];p++)if(m.isVisible()){var q;l&&k&&k!=Blockly.NEXT_STATEMENT&&m.type!=Blockly.NEXT_STATEMENT?q=c[c.length-1]:
-(k=m.type,q=[],q.type=l&&m.type!=Blockly.NEXT_STATEMENT?Blockly.BlockSvg.INLINE:m.type,q.height=0,c.push(q));q.push(m);m.renderHeight=Blockly.BlockSvg.MIN_BLOCK_Y;m.renderWidth=l&&m.type==Blockly.INPUT_VALUE?Blockly.BlockSvg.TAB_WIDTH+1.25*Blockly.BlockSvg.SEP_SPACE_X:0;if(m.connection&&m.connection.targetConnection){var n=m.connection.targetBlock().getHeightWidth();m.renderHeight=Math.max(m.renderHeight,n.height);m.renderWidth=Math.max(m.renderWidth,n.width)}p==b.length-1&&m.renderHeight--;q.height=
-Math.max(q.height,m.renderHeight);m.fieldWidth=0;1==c.length&&(m.fieldWidth+=Blockly.RTL?-a:a);for(var n=!1,r=0,s;s=m.fieldRow[r];r++){0!=r&&(m.fieldWidth+=Blockly.BlockSvg.SEP_SPACE_X);var t=s.getSize();s.renderWidth=t.width;s.renderSep=n&&s.EDITABLE?Blockly.BlockSvg.SEP_SPACE_X:0;m.fieldWidth+=s.renderWidth+s.renderSep;q.height=Math.max(q.height,t.height);n=s.EDITABLE}q.type!=Blockly.BlockSvg.INLINE&&(q.type==Blockly.NEXT_STATEMENT?(g=!0,e=Math.max(e,m.fieldWidth)):(q.type==Blockly.INPUT_VALUE?
-f=!0:q.type==Blockly.DUMMY_INPUT&&(h=!0),d=Math.max(d,m.fieldWidth)))}for(a=0;q=c[a];a++)if(q.thicker=!1,q.type==Blockly.BlockSvg.INLINE)for(b=0;m=q[b];b++)if(m.type==Blockly.INPUT_VALUE){q.height+=2*Blockly.BlockSvg.INLINE_PADDING_Y;q.thicker=!0;break}c.statementEdge=2*Blockly.BlockSvg.SEP_SPACE_X+e;g&&(c.rightEdge=Math.max(c.rightEdge,c.statementEdge+Blockly.BlockSvg.NOTCH_WIDTH));f?c.rightEdge=Math.max(c.rightEdge,d+2*Blockly.BlockSvg.SEP_SPACE_X+Blockly.BlockSvg.TAB_WIDTH):h&&(c.rightEdge=Math.max(c.rightEdge,
-d+2*Blockly.BlockSvg.SEP_SPACE_X));c.hasValue=f;c.hasStatement=g;c.hasDummy=h;return c};
-Blockly.BlockSvg.prototype.renderDraw_=function(a,b){if(this.block_.outputConnection)this.squareBottomLeftCorner_=this.squareTopLeftCorner_=!0;else{this.squareBottomLeftCorner_=this.squareTopLeftCorner_=!1;if(this.block_.previousConnection){var c=this.block_.previousConnection.targetBlock();c&&c.getNextBlock()==this.block_&&(this.squareTopLeftCorner_=!0)}this.block_.getNextBlock()&&(this.squareBottomLeftCorner_=!0)}var d=this.block_.getRelativeToSurfaceXY(),e=[],f=[],c=[],g=[];this.renderDrawTop_(e,
-c,d,b.rightEdge);var h=this.renderDrawRight_(e,c,f,g,d,b,a);this.renderDrawBottom_(e,c,d,h);this.renderDrawLeft_(e,c,d,h);d=e.join(" ")+"\n"+f.join(" ");this.svgPath_.setAttribute("d",d);this.svgPathDark_.setAttribute("d",d);d=c.join(" ")+"\n"+g.join(" ");this.svgPathLight_.setAttribute("d",d);Blockly.RTL&&(this.svgPath_.setAttribute("transform","scale(-1 1)"),this.svgPathLight_.setAttribute("transform","scale(-1 1)"),this.svgPathDark_.setAttribute("transform","translate(1,1) scale(-1 1)"))};
-Blockly.BlockSvg.prototype.renderDrawTop_=function(a,b,c,d){this.squareTopLeftCorner_?(a.push("m 0,0"),b.push("m 1,1")):(a.push(Blockly.BlockSvg.TOP_LEFT_CORNER_START),b.push(Blockly.RTL?Blockly.BlockSvg.TOP_LEFT_CORNER_START_HIGHLIGHT_RTL:Blockly.BlockSvg.TOP_LEFT_CORNER_START_HIGHLIGHT_LTR),a.push(Blockly.BlockSvg.TOP_LEFT_CORNER),b.push(Blockly.BlockSvg.TOP_LEFT_CORNER_HIGHLIGHT));this.block_.previousConnection&&(a.push("H",Blockly.BlockSvg.NOTCH_WIDTH-15),b.push("H",Blockly.BlockSvg.NOTCH_WIDTH-
-15),a.push(Blockly.BlockSvg.NOTCH_PATH_LEFT),b.push(Blockly.BlockSvg.NOTCH_PATH_LEFT_HIGHLIGHT),this.block_.previousConnection.moveTo(c.x+(Blockly.RTL?-Blockly.BlockSvg.NOTCH_WIDTH:Blockly.BlockSvg.NOTCH_WIDTH),c.y));a.push("H",d);b.push("H",d+(Blockly.RTL?-1:0));this.width=d};
-Blockly.BlockSvg.prototype.renderDrawRight_=function(a,b,c,d,e,f,g){for(var h,k=0,l,p,m=0,q;q=f[m];m++){h=Blockly.BlockSvg.SEP_SPACE_X;0==m&&(h+=Blockly.RTL?-g:g);b.push("M",f.rightEdge-1+","+(k+1));if(this.block_.isCollapsed()){var n=q[0];l=k+Blockly.BlockSvg.FIELD_HEIGHT;this.renderFields_(n.fieldRow,h,l);a.push(Blockly.BlockSvg.JAGGED_TEETH);Blockly.RTL?b.push("l 8,0 0,3.8 7,3.2 m -14.5,9 l 8,4"):b.push("h 8");n=q.height-Blockly.BlockSvg.JAGGED_TEETH_HEIGHT;a.push("v",n);Blockly.RTL&&b.push("v",
-n-2);this.width+=Blockly.BlockSvg.JAGGED_TEETH_WIDTH}else if(q.type==Blockly.BlockSvg.INLINE){for(var r=0;n=q[r];r++)l=k+Blockly.BlockSvg.FIELD_HEIGHT,q.thicker&&(l+=Blockly.BlockSvg.INLINE_PADDING_Y),h=this.renderFields_(n.fieldRow,h,l),n.type!=Blockly.DUMMY_INPUT&&(h+=n.renderWidth+Blockly.BlockSvg.SEP_SPACE_X),n.type==Blockly.INPUT_VALUE&&(c.push("M",h-Blockly.BlockSvg.SEP_SPACE_X+","+(k+Blockly.BlockSvg.INLINE_PADDING_Y)),c.push("h",Blockly.BlockSvg.TAB_WIDTH-2-n.renderWidth),c.push(Blockly.BlockSvg.TAB_PATH_DOWN),
-c.push("v",n.renderHeight+1-Blockly.BlockSvg.TAB_HEIGHT),c.push("h",n.renderWidth+2-Blockly.BlockSvg.TAB_WIDTH),c.push("z"),Blockly.RTL?(d.push("M",h-Blockly.BlockSvg.SEP_SPACE_X-3+Blockly.BlockSvg.TAB_WIDTH-n.renderWidth+","+(k+Blockly.BlockSvg.INLINE_PADDING_Y+1)),d.push(Blockly.BlockSvg.TAB_PATH_DOWN_HIGHLIGHT_RTL),d.push("v",n.renderHeight-Blockly.BlockSvg.TAB_HEIGHT+3),d.push("h",n.renderWidth-Blockly.BlockSvg.TAB_WIDTH+1)):(d.push("M",h-Blockly.BlockSvg.SEP_SPACE_X+1+","+(k+Blockly.BlockSvg.INLINE_PADDING_Y+
-1)),d.push("v",n.renderHeight+1),d.push("h",Blockly.BlockSvg.TAB_WIDTH-2-n.renderWidth),d.push("M",h-n.renderWidth-Blockly.BlockSvg.SEP_SPACE_X+0.8+","+(k+Blockly.BlockSvg.INLINE_PADDING_Y+Blockly.BlockSvg.TAB_HEIGHT-0.4)),d.push("l",0.42*Blockly.BlockSvg.TAB_WIDTH+",-1.8")),l=Blockly.RTL?e.x-h-Blockly.BlockSvg.TAB_WIDTH+Blockly.BlockSvg.SEP_SPACE_X+n.renderWidth+1:e.x+h+Blockly.BlockSvg.TAB_WIDTH-Blockly.BlockSvg.SEP_SPACE_X-n.renderWidth-1,p=e.y+k+Blockly.BlockSvg.INLINE_PADDING_Y+1,n.connection.moveTo(l,
-p),n.connection.targetConnection&&n.connection.tighten_());h=Math.max(h,f.rightEdge);this.width=Math.max(this.width,h);a.push("H",h);b.push("H",h+(Blockly.RTL?-1:0));a.push("v",q.height);Blockly.RTL&&b.push("v",q.height-2)}else q.type==Blockly.INPUT_VALUE?(n=q[0],l=k+Blockly.BlockSvg.FIELD_HEIGHT,n.align!=Blockly.ALIGN_LEFT&&(r=f.rightEdge-n.fieldWidth-Blockly.BlockSvg.TAB_WIDTH-2*Blockly.BlockSvg.SEP_SPACE_X,n.align==Blockly.ALIGN_RIGHT?h+=r:n.align==Blockly.ALIGN_CENTRE&&(h+=(r+h)/2)),this.renderFields_(n.fieldRow,
-h,l),a.push(Blockly.BlockSvg.TAB_PATH_DOWN),r=q.height-Blockly.BlockSvg.TAB_HEIGHT,a.push("v",r),Blockly.RTL?(b.push(Blockly.BlockSvg.TAB_PATH_DOWN_HIGHLIGHT_RTL),b.push("v",r)):(b.push("M",f.rightEdge-4.2+","+(k+Blockly.BlockSvg.TAB_HEIGHT-0.4)),b.push("l",0.42*Blockly.BlockSvg.TAB_WIDTH+",-1.8")),l=e.x+(Blockly.RTL?-f.rightEdge-1:f.rightEdge+1),p=e.y+k,n.connection.moveTo(l,p),n.connection.targetConnection&&(n.connection.tighten_(),this.width=Math.max(this.width,f.rightEdge+n.connection.targetBlock().getHeightWidth().width-
-Blockly.BlockSvg.TAB_WIDTH+1))):q.type==Blockly.DUMMY_INPUT?(n=q[0],l=k+Blockly.BlockSvg.FIELD_HEIGHT,n.align!=Blockly.ALIGN_LEFT&&(r=f.rightEdge-n.fieldWidth-2*Blockly.BlockSvg.SEP_SPACE_X,f.hasValue&&(r-=Blockly.BlockSvg.TAB_WIDTH),n.align==Blockly.ALIGN_RIGHT?h+=r:n.align==Blockly.ALIGN_CENTRE&&(h+=(r+h)/2)),this.renderFields_(n.fieldRow,h,l),a.push("v",q.height),Blockly.RTL&&b.push("v",q.height-2)):q.type==Blockly.NEXT_STATEMENT&&(n=q[0],0==m&&(a.push("v",Blockly.BlockSvg.SEP_SPACE_Y),Blockly.RTL&&
-b.push("v",Blockly.BlockSvg.SEP_SPACE_Y-1),k+=Blockly.BlockSvg.SEP_SPACE_Y),l=k+Blockly.BlockSvg.FIELD_HEIGHT,n.align!=Blockly.ALIGN_LEFT&&(r=f.statementEdge-n.fieldWidth-2*Blockly.BlockSvg.SEP_SPACE_X,n.align==Blockly.ALIGN_RIGHT?h+=r:n.align==Blockly.ALIGN_CENTRE&&(h+=(r+h)/2)),this.renderFields_(n.fieldRow,h,l),h=f.statementEdge+Blockly.BlockSvg.NOTCH_WIDTH,a.push("H",h),a.push(Blockly.BlockSvg.INNER_TOP_LEFT_CORNER),a.push("v",q.height-2*Blockly.BlockSvg.CORNER_RADIUS),a.push(Blockly.BlockSvg.INNER_BOTTOM_LEFT_CORNER),
-a.push("H",f.rightEdge),Blockly.RTL?(b.push("M",h-Blockly.BlockSvg.NOTCH_WIDTH+Blockly.BlockSvg.DISTANCE_45_OUTSIDE+","+(k+Blockly.BlockSvg.DISTANCE_45_OUTSIDE)),b.push(Blockly.BlockSvg.INNER_TOP_LEFT_CORNER_HIGHLIGHT_RTL),b.push("v",q.height-2*Blockly.BlockSvg.CORNER_RADIUS),b.push(Blockly.BlockSvg.INNER_BOTTOM_LEFT_CORNER_HIGHLIGHT_RTL),b.push("H",f.rightEdge-1)):(b.push("M",h-Blockly.BlockSvg.NOTCH_WIDTH+Blockly.BlockSvg.DISTANCE_45_OUTSIDE+","+(k+q.height-Blockly.BlockSvg.DISTANCE_45_OUTSIDE)),
-b.push(Blockly.BlockSvg.INNER_BOTTOM_LEFT_CORNER_HIGHLIGHT_LTR),b.push("H",f.rightEdge)),l=e.x+(Blockly.RTL?-h:h),p=e.y+k+1,n.connection.moveTo(l,p),n.connection.targetConnection&&(n.connection.tighten_(),this.width=Math.max(this.width,f.statementEdge+n.connection.targetBlock().getHeightWidth().width)),m==f.length-1||f[m+1].type==Blockly.NEXT_STATEMENT)&&(a.push("v",Blockly.BlockSvg.SEP_SPACE_Y),Blockly.RTL&&b.push("v",Blockly.BlockSvg.SEP_SPACE_Y-1),k+=Blockly.BlockSvg.SEP_SPACE_Y);k+=q.height}f.length||
-(k=Blockly.BlockSvg.MIN_BLOCK_Y,a.push("V",k),Blockly.RTL&&b.push("V",k-1));return k};
-Blockly.BlockSvg.prototype.renderDrawBottom_=function(a,b,c,d){this.height=d+1;this.block_.nextConnection&&(a.push("H",Blockly.BlockSvg.NOTCH_WIDTH+" "+Blockly.BlockSvg.NOTCH_PATH_RIGHT),this.block_.nextConnection.moveTo(Blockly.RTL?c.x-Blockly.BlockSvg.NOTCH_WIDTH:c.x+Blockly.BlockSvg.NOTCH_WIDTH,c.y+d+1),this.block_.nextConnection.targetConnection&&this.block_.nextConnection.tighten_(),this.height+=4);this.squareBottomLeftCorner_?(a.push("H 0"),Blockly.RTL||b.push("M","1,"+d)):(a.push("H",Blockly.BlockSvg.CORNER_RADIUS),
-a.push("a",Blockly.BlockSvg.CORNER_RADIUS+","+Blockly.BlockSvg.CORNER_RADIUS+" 0 0,1 -"+Blockly.BlockSvg.CORNER_RADIUS+",-"+Blockly.BlockSvg.CORNER_RADIUS),Blockly.RTL||(b.push("M",Blockly.BlockSvg.DISTANCE_45_INSIDE+","+(d-Blockly.BlockSvg.DISTANCE_45_INSIDE)),b.push("A",Blockly.BlockSvg.CORNER_RADIUS-1+","+(Blockly.BlockSvg.CORNER_RADIUS-1)+" 0 0,1 1,"+(d-Blockly.BlockSvg.CORNER_RADIUS))))};
-Blockly.BlockSvg.prototype.renderDrawLeft_=function(a,b,c,d){this.block_.outputConnection?(this.block_.outputConnection.moveTo(c.x,c.y),a.push("V",Blockly.BlockSvg.TAB_HEIGHT),a.push("c 0,-10 -"+Blockly.BlockSvg.TAB_WIDTH+",8 -"+Blockly.BlockSvg.TAB_WIDTH+",-7.5 s "+Blockly.BlockSvg.TAB_WIDTH+",2.5 "+Blockly.BlockSvg.TAB_WIDTH+",-7.5"),Blockly.RTL?(b.push("M",-0.3*Blockly.BlockSvg.TAB_WIDTH+",8.9"),b.push("l",-0.45*Blockly.BlockSvg.TAB_WIDTH+",-2.1")):(b.push("V",Blockly.BlockSvg.TAB_HEIGHT-1),b.push("m",
--0.92*Blockly.BlockSvg.TAB_WIDTH+",-1 q "+-0.19*Blockly.BlockSvg.TAB_WIDTH+",-5.5 0,-11"),b.push("m",0.92*Blockly.BlockSvg.TAB_WIDTH+",1 V 1 H 2")),this.width+=Blockly.BlockSvg.TAB_WIDTH):Blockly.RTL||(this.squareTopLeftCorner_?b.push("V",1):b.push("V",Blockly.BlockSvg.CORNER_RADIUS));a.push("z")};
 // Copyright 2013 Google Inc.  Apache License 2.0
-Blockly.Blocks={};
+var Blockly={Blocks:{}};Blockly.Blocks.uidCounter_=0;Blockly.Blocks.genUid=function(){var a=(++Blockly.Blocks.uidCounter_).toString();return Blockly.Realtime.isEnabled()?Blockly.Realtime.genUid(a):a};
 Blockly.Blocks.addTemplate=function(a){goog.asserts.assert(a.blockName);goog.asserts.assert(Blockly.Blocks[a.blockName],"Blockly.Blocks already has a field named ",a.blockName);goog.asserts.assert(a.message);goog.asserts.assert(a.colour&&"number"==typeof a.colour&&0<=a.colour&&360>a.colour,"details.colour must be a number from 0 to 360 (exclusive)");"undefined"!=a.output&&(goog.asserts.assert(!a.previousStatement,"When details.output is defined, details.previousStatement must not be true."),goog.asserts.assert(!a.nextStatement,
 "When details.output is defined, details.nextStatement must not be true."));var b={init:function(){var b=this;this.setColour(a.colour);this.setHelpUrl(a.helpUrl);"string"==typeof a.tooltip?this.setTooltip(a.tooltip):"function"==typeof a.tooltip&&this.setTooltip(function(){return a.tooltip(b)});"undefined"!=a.output?this.setOutput(!0,a.output):(this.setPreviousStatement("undefined"==typeof a.previousStatement?!0:a.previousStatement),this.setNextStatement("undefined"==typeof a.nextStatement?!0:a.nextStatement));
 var d=[];d.push(a.text);a.args&&a.args.forEach(function(a){goog.asserts.assert(a.name);goog.asserts.assert("undefined"!=a.check);"undefined"==a.type||a.type==Blockly.INPUT_VALUE?d.push([a.name,a.check,"undefined"==typeof a.align?Blockly.ALIGN_RIGHT:a.align]):goog.asserts.fail("addTemplate() can only handle value inputs.")});d.push(Blockly.ALIGN_RIGHT);a.inline&&this.setInlineInputs(a.inline);Blockly.Block.prototype.interpolateMsg.apply(this,d)}};b.mutationToDom=a.switchable?function(){var b=a.mutationToDomFunc?
 a.mutatationToDomFunc():document.createElement("mutation");b.setAttribute("is_statement",this.isStatement||!1);return b}:a.mutationToDomFunc;Blockly.Blocks[a.blockName]=b};
-// Copyright 2011 Google Inc.  Apache License 2.0
-Blockly.ScrollbarPair=function(a){this.workspace_=a;this.oldHostMetrics_=null;this.hScroll=new Blockly.Scrollbar(a,!0,!0);this.vScroll=new Blockly.Scrollbar(a,!1,!0);this.corner_=Blockly.createSvgElement("rect",{height:Blockly.Scrollbar.scrollbarThickness,width:Blockly.Scrollbar.scrollbarThickness,style:"fill: #fff"},null);Blockly.Scrollbar.insertAfter_(this.corner_,a.getBubbleCanvas())};
-Blockly.ScrollbarPair.prototype.dispose=function(){Blockly.unbindEvent_(this.onResizeWrapper_);this.onResizeWrapper_=null;goog.dom.removeNode(this.corner_);this.oldHostMetrics_=this.workspace_=this.corner_=null;this.hScroll.dispose();this.hScroll=null;this.vScroll.dispose();this.vScroll=null};
-Blockly.ScrollbarPair.prototype.resize=function(){var a=this.workspace_.getMetrics();if(a){var b=!1,c=!1;this.oldHostMetrics_&&this.oldHostMetrics_.viewWidth==a.viewWidth&&this.oldHostMetrics_.viewHeight==a.viewHeight&&this.oldHostMetrics_.absoluteTop==a.absoluteTop&&this.oldHostMetrics_.absoluteLeft==a.absoluteLeft?(this.oldHostMetrics_&&this.oldHostMetrics_.contentWidth==a.contentWidth&&this.oldHostMetrics_.viewLeft==a.viewLeft&&this.oldHostMetrics_.contentLeft==a.contentLeft||(b=!0),this.oldHostMetrics_&&
-this.oldHostMetrics_.contentHeight==a.contentHeight&&this.oldHostMetrics_.viewTop==a.viewTop&&this.oldHostMetrics_.contentTop==a.contentTop||(c=!0)):c=b=!0;b&&this.hScroll.resize(a);c&&this.vScroll.resize(a);this.oldHostMetrics_&&this.oldHostMetrics_.viewWidth==a.viewWidth&&this.oldHostMetrics_.absoluteLeft==a.absoluteLeft||this.corner_.setAttribute("x",this.vScroll.xCoordinate);this.oldHostMetrics_&&this.oldHostMetrics_.viewHeight==a.viewHeight&&this.oldHostMetrics_.absoluteTop==a.absoluteTop||this.corner_.setAttribute("y",
-this.hScroll.yCoordinate);this.oldHostMetrics_=a}};Blockly.ScrollbarPair.prototype.set=function(a,b){if(Blockly.Scrollbar===Blockly.ScrollbarNative){this.hScroll.set(a,!1);this.vScroll.set(b,!1);var c={};c.x=this.hScroll.outerDiv_.scrollLeft/this.hScroll.innerImg_.offsetWidth||0;c.y=this.vScroll.outerDiv_.scrollTop/this.vScroll.innerImg_.offsetHeight||0;this.workspace_.setMetrics(c)}else this.hScroll.set(a,!0),this.vScroll.set(b,!0)};
-Blockly.Scrollbar=function(a,b,c){this.workspace_=a;this.pair_=c||!1;this.horizontal_=b;this.createDom_();b?(this.svgBackground_.setAttribute("height",Blockly.Scrollbar.scrollbarThickness),this.svgKnob_.setAttribute("height",Blockly.Scrollbar.scrollbarThickness-6),this.svgKnob_.setAttribute("y",3)):(this.svgBackground_.setAttribute("width",Blockly.Scrollbar.scrollbarThickness),this.svgKnob_.setAttribute("width",Blockly.Scrollbar.scrollbarThickness-6),this.svgKnob_.setAttribute("x",3));this.onMouseDownBarWrapper_=
-Blockly.bindEvent_(this.svgBackground_,"mousedown",this,this.onMouseDownBar_);this.onMouseDownKnobWrapper_=Blockly.bindEvent_(this.svgKnob_,"mousedown",this,this.onMouseDownKnob_)};Blockly.Scrollbar.scrollbarThickness=15;
-Blockly.Scrollbar.prototype.dispose=function(){this.onMouseUpKnob_();this.onResizeWrapper_&&(Blockly.unbindEvent_(this.onResizeWrapper_),this.onResizeWrapper_=null);Blockly.unbindEvent_(this.onMouseDownBarWrapper_);this.onMouseDownBarWrapper_=null;Blockly.unbindEvent_(this.onMouseDownKnobWrapper_);this.onMouseDownKnobWrapper_=null;goog.dom.removeNode(this.svgGroup_);this.workspace_=this.svgKnob_=this.svgBackground_=this.svgGroup_=null};
-Blockly.Scrollbar.prototype.resize=function(a){if(!a&&(a=this.workspace_.getMetrics(),!a))return;if(this.horizontal_){var b=a.viewWidth;this.pair_?b-=Blockly.Scrollbar.scrollbarThickness:this.setVisible(b<a.contentHeight);this.ratio_=b/a.contentWidth;if(-Infinity===this.ratio_||Infinity===this.ratio_||isNaN(this.ratio_))this.ratio_=0;var c=a.viewWidth*this.ratio_,d=(a.viewLeft-a.contentLeft)*this.ratio_;this.svgKnob_.setAttribute("width",Math.max(0,c));this.xCoordinate=a.absoluteLeft;this.pair_&&
-Blockly.RTL&&(this.xCoordinate+=a.absoluteLeft+Blockly.Scrollbar.scrollbarThickness);this.yCoordinate=a.absoluteTop+a.viewHeight-Blockly.Scrollbar.scrollbarThickness;this.svgGroup_.setAttribute("transform","translate("+this.xCoordinate+", "+this.yCoordinate+")");this.svgBackground_.setAttribute("width",Math.max(0,b));this.svgKnob_.setAttribute("x",this.constrainKnob_(d))}else{b=a.viewHeight;this.pair_?b-=Blockly.Scrollbar.scrollbarThickness:this.setVisible(b<a.contentHeight);this.ratio_=b/a.contentHeight;
-if(-Infinity===this.ratio_||Infinity===this.ratio_||isNaN(this.ratio_))this.ratio_=0;c=a.viewHeight*this.ratio_;d=(a.viewTop-a.contentTop)*this.ratio_;this.svgKnob_.setAttribute("height",Math.max(0,c));this.xCoordinate=a.absoluteLeft;Blockly.RTL||(this.xCoordinate+=a.viewWidth-Blockly.Scrollbar.scrollbarThickness);this.yCoordinate=a.absoluteTop;this.svgGroup_.setAttribute("transform","translate("+this.xCoordinate+", "+this.yCoordinate+")");this.svgBackground_.setAttribute("height",Math.max(0,b));
-this.svgKnob_.setAttribute("y",this.constrainKnob_(d))}this.onScroll_()};Blockly.Scrollbar.prototype.createDom_=function(){this.svgGroup_=Blockly.createSvgElement("g",{},null);this.svgBackground_=Blockly.createSvgElement("rect",{"class":"blocklyScrollbarBackground"},this.svgGroup_);var a=Math.floor((Blockly.Scrollbar.scrollbarThickness-6)/2);this.svgKnob_=Blockly.createSvgElement("rect",{"class":"blocklyScrollbarKnob",rx:a,ry:a},this.svgGroup_);Blockly.Scrollbar.insertAfter_(this.svgGroup_,this.workspace_.getBubbleCanvas())};
-Blockly.Scrollbar.prototype.isVisible=function(){return"none"!=this.svgGroup_.getAttribute("display")};Blockly.Scrollbar.prototype.setVisible=function(a){if(a!=this.isVisible()){if(this.pair_)throw"Unable to toggle visibility of paired scrollbars.";a?this.svgGroup_.setAttribute("display","block"):(this.workspace_.setMetrics({x:0,y:0}),this.svgGroup_.setAttribute("display","none"))}};
-Blockly.Scrollbar.prototype.onMouseDownBar_=function(a){this.onMouseUpKnob_();if(!Blockly.isRightButton(a)){var b=Blockly.mouseToSvg(a),b=this.horizontal_?b.x:b.y,c=Blockly.getSvgXY_(this.svgKnob_),c=this.horizontal_?c.x:c.y,d=parseFloat(this.svgKnob_.getAttribute(this.horizontal_?"width":"height")),e=parseFloat(this.svgKnob_.getAttribute(this.horizontal_?"x":"y")),f=0.95*d;b<=c?e-=f:b>=c+d&&(e+=f);this.svgKnob_.setAttribute(this.horizontal_?"x":"y",this.constrainKnob_(e));this.onScroll_()}a.stopPropagation()};
-Blockly.Scrollbar.prototype.onMouseDownKnob_=function(a){this.onMouseUpKnob_();Blockly.isRightButton(a)||(this.startDragKnob=parseFloat(this.svgKnob_.getAttribute(this.horizontal_?"x":"y")),this.startDragMouse=this.horizontal_?a.clientX:a.clientY,Blockly.Scrollbar.onMouseUpWrapper_=Blockly.bindEvent_(document,"mouseup",this,this.onMouseUpKnob_),Blockly.Scrollbar.onMouseMoveWrapper_=Blockly.bindEvent_(document,"mousemove",this,this.onMouseMoveKnob_));a.stopPropagation()};
-Blockly.Scrollbar.prototype.onMouseMoveKnob_=function(a){this.svgKnob_.setAttribute(this.horizontal_?"x":"y",this.constrainKnob_(this.startDragKnob+((this.horizontal_?a.clientX:a.clientY)-this.startDragMouse)));this.onScroll_()};
-Blockly.Scrollbar.prototype.onMouseUpKnob_=function(){Blockly.removeAllRanges();Blockly.hideChaff(!0);Blockly.Scrollbar.onMouseUpWrapper_&&(Blockly.unbindEvent_(Blockly.Scrollbar.onMouseUpWrapper_),Blockly.Scrollbar.onMouseUpWrapper_=null);Blockly.Scrollbar.onMouseMoveWrapper_&&(Blockly.unbindEvent_(Blockly.Scrollbar.onMouseMoveWrapper_),Blockly.Scrollbar.onMouseMoveWrapper_=null)};
-Blockly.Scrollbar.prototype.constrainKnob_=function(a){if(0>=a||isNaN(a))a=0;else{var b=this.horizontal_?"width":"height",c=parseFloat(this.svgBackground_.getAttribute(b)),b=parseFloat(this.svgKnob_.getAttribute(b));a=Math.min(a,c-b)}return a};
-Blockly.Scrollbar.prototype.onScroll_=function(){var a=parseFloat(this.svgKnob_.getAttribute(this.horizontal_?"x":"y")),b=parseFloat(this.svgBackground_.getAttribute(this.horizontal_?"width":"height")),a=a/b;isNaN(a)&&(a=0);b={};this.horizontal_?b.x=a:b.y=a;this.workspace_.setMetrics(b)};Blockly.Scrollbar.prototype.set=function(a,b){this.svgKnob_.setAttribute(this.horizontal_?"x":"y",a*this.ratio_);if(b)this.onScroll_()};
-Blockly.Scrollbar.insertAfter_=function(a,b){var c=b.nextSibling,d=b.parentNode;if(!d)throw"Reference node has no parent.";c?d.insertBefore(a,c):d.appendChild(a)};
-// Copyright 2011 Google Inc.  Apache License 2.0
-Blockly.Trashcan=function(a){this.workspace_=a};Blockly.Trashcan.prototype.BODY_URL_="media/trashbody.png";Blockly.Trashcan.prototype.LID_URL_="media/trashlid.png";Blockly.Trashcan.prototype.WIDTH_=47;Blockly.Trashcan.prototype.BODY_HEIGHT_=45;Blockly.Trashcan.prototype.LID_HEIGHT_=15;Blockly.Trashcan.prototype.MARGIN_BOTTOM_=35;Blockly.Trashcan.prototype.MARGIN_SIDE_=35;Blockly.Trashcan.prototype.MARGIN_HOTSPOT_=25;Blockly.Trashcan.prototype.isOpen=!1;Blockly.Trashcan.prototype.svgGroup_=null;
-Blockly.Trashcan.prototype.svgBody_=null;Blockly.Trashcan.prototype.svgLid_=null;Blockly.Trashcan.prototype.lidTask_=0;Blockly.Trashcan.prototype.lidAngle_=0;Blockly.Trashcan.prototype.left_=0;Blockly.Trashcan.prototype.top_=0;
-Blockly.Trashcan.prototype.createDom=function(){this.svgGroup_=Blockly.createSvgElement("g",{filter:"url(#blocklyTrashcanShadowFilter)"},null);this.svgBody_=Blockly.createSvgElement("image",{width:this.WIDTH_,height:this.BODY_HEIGHT_},this.svgGroup_);this.svgBody_.setAttributeNS("http://www.w3.org/1999/xlink","xlink:href",Blockly.pathToBlockly+this.BODY_URL_);this.svgBody_.setAttribute("y",this.LID_HEIGHT_);this.svgLid_=Blockly.createSvgElement("image",{width:this.WIDTH_,height:this.LID_HEIGHT_},
-this.svgGroup_);this.svgLid_.setAttributeNS("http://www.w3.org/1999/xlink","xlink:href",Blockly.pathToBlockly+this.LID_URL_);return this.svgGroup_};Blockly.Trashcan.prototype.init=function(){this.setOpen_(!1);this.position_();Blockly.bindEvent_(window,"resize",this,this.position_)};Blockly.Trashcan.prototype.dispose=function(){this.svgGroup_&&(goog.dom.removeNode(this.svgGroup_),this.svgGroup_=null);this.workspace_=this.svgLid_=this.svgBody_=null;goog.Timer.clear(this.lidTask_)};
-Blockly.Trashcan.prototype.position_=function(){var a=this.workspace_.getMetrics();a&&(this.left_=Blockly.RTL?this.MARGIN_SIDE_:a.viewWidth+a.absoluteLeft-this.WIDTH_-this.MARGIN_SIDE_,this.top_=a.viewHeight+a.absoluteTop-(this.BODY_HEIGHT_+this.LID_HEIGHT_)-this.MARGIN_BOTTOM_,this.svgGroup_.setAttribute("transform","translate("+this.left_+","+this.top_+")"))};
-Blockly.Trashcan.prototype.onMouseMove=function(a){if(this.svgGroup_){a=Blockly.mouseToSvg(a);var b=Blockly.getSvgXY_(this.svgGroup_);a=a.x>b.x-this.MARGIN_HOTSPOT_&&a.x<b.x+this.WIDTH_+this.MARGIN_HOTSPOT_&&a.y>b.y-this.MARGIN_HOTSPOT_&&a.y<b.y+this.BODY_HEIGHT_+this.LID_HEIGHT_+this.MARGIN_HOTSPOT_;this.isOpen!=a&&this.setOpen_(a)}};Blockly.Trashcan.prototype.setOpen_=function(a){this.isOpen!=a&&(goog.Timer.clear(this.lidTask_),this.isOpen=a,this.animateLid_())};
-Blockly.Trashcan.prototype.animateLid_=function(){this.lidAngle_+=this.isOpen?10:-10;this.lidAngle_=Math.max(0,this.lidAngle_);this.svgLid_.setAttribute("transform","rotate("+(Blockly.RTL?-this.lidAngle_:this.lidAngle_)+", "+(Blockly.RTL?4:this.WIDTH_-4)+", "+(this.LID_HEIGHT_-2)+")");if(this.isOpen?45>this.lidAngle_:0<this.lidAngle_)this.lidTask_=goog.Timer.callOnce(this.animateLid_,5,this)};Blockly.Trashcan.prototype.close=function(){this.setOpen_(!1)};
 // Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.Xml={};Blockly.Xml.workspaceToDom=function(a){var b;Blockly.RTL&&(b=a.getMetrics().viewWidth);var c=goog.dom.createDom("xml");a=a.getTopBlocks(!0);for(var d=0,e;e=a[d];d++){var f=Blockly.Xml.blockToDom_(e);e=e.getRelativeToSurfaceXY();f.setAttribute("x",Blockly.RTL?b-e.x:e.x);f.setAttribute("y",e.y);c.appendChild(f)}return c};
-Blockly.Xml.blockToDom_=function(a){var b=goog.dom.createDom("block");b.setAttribute("type",a.type);b.setAttribute("id",a.id);if(a.mutationToDom){var c=a.mutationToDom();c&&b.appendChild(c)}for(var d=0;c=a.inputList[d];d++)for(var e=0,f;f=c.fieldRow[e];e++)if(f.name&&f.EDITABLE){var g=goog.dom.createDom("field",null,f.getValue());g.setAttribute("name",f.name);b.appendChild(g)}a.comment&&(c=goog.dom.createDom("comment",null,a.comment.getText()),c.setAttribute("pinned",a.comment.isVisible()),d=a.comment.getBubbleSize(),
-c.setAttribute("h",d.height),c.setAttribute("w",d.width),b.appendChild(c));d=!1;for(e=0;c=a.inputList[e];e++){var h;f=!0;c.type!=Blockly.DUMMY_INPUT&&(g=c.connection.targetBlock(),c.type==Blockly.INPUT_VALUE?(h=goog.dom.createDom("value"),d=!0):c.type==Blockly.NEXT_STATEMENT&&(h=goog.dom.createDom("statement")),g&&(h.appendChild(Blockly.Xml.blockToDom_(g)),f=!1),h.setAttribute("name",c.name),f||b.appendChild(h))}d&&b.setAttribute("inline",a.inputsInline);a.isCollapsed()&&b.setAttribute("collapsed",
-!0);a.disabled&&b.setAttribute("disabled",!0);a.isDeletable()||b.setAttribute("deletable",!1);a.isMovable()||b.setAttribute("movable",!1);a.isEditable()||b.setAttribute("editable",!1);if(a=a.getNextBlock())h=goog.dom.createDom("next",null,Blockly.Xml.blockToDom_(a)),b.appendChild(h);return b};Blockly.Xml.domToText=function(a){return(new XMLSerializer).serializeToString(a)};
-Blockly.Xml.domToPrettyText=function(a){a=Blockly.Xml.domToText(a).split("<");for(var b="",c=1;c<a.length;c++){var d=a[c];"/"==d[0]&&(b=b.substring(2));a[c]=b+"<"+d;"/"!=d[0]&&"/>"!=d.slice(-2)&&(b+="  ")}a=a.join("\n");a=a.replace(/(<(\w+)\b[^>]*>[^\n]*)\n *<\/\2>/g,"$1</$2>");return a.replace(/^\n/,"")};
-Blockly.Xml.textToDom=function(a){a=(new DOMParser).parseFromString(a,"text/xml");if(!a||!a.firstChild||"xml"!=a.firstChild.nodeName.toLowerCase()||a.firstChild!==a.lastChild)throw"Blockly.Xml.textToDom did not obtain a valid XML tree.";return a.firstChild};
-Blockly.Xml.domToWorkspace=function(a,b){var c;Blockly.RTL&&(c=a.getMetrics().viewWidth);for(var d=0,e;e=b.childNodes[d];d++)if("block"==e.nodeName.toLowerCase()){var f=Blockly.Xml.domToBlock(a,e),g=parseInt(e.getAttribute("x"),10);e=parseInt(e.getAttribute("y"),10);isNaN(g)||isNaN(e)||f.moveBy(Blockly.RTL?c-g:g,e)}};
-Blockly.Xml.domToBlock=function(a,b,c){var d=null,e=b.getAttribute("type");if(!e)throw"Block type unspecified: \n"+b.outerHTML;var f=b.getAttribute("id");if(c&&f){d=Blockly.Block.getById(f,a);if(!d)throw"Couldn't get Block with id: "+f;f=d.getParent();d.workspace&&d.dispose(!0,!1,!0);d.fill(a,e);d.parent_=f}else d=Blockly.Block.obtain(a,e);d.svg_||d.initSvg();(f=b.getAttribute("inline"))&&d.setInputsInline("true"==f);(f=b.getAttribute("disabled"))&&d.setDisabled("true"==f);(f=b.getAttribute("deletable"))&&
-d.setDeletable("true"==f);(f=b.getAttribute("movable"))&&d.setMovable("true"==f);(f=b.getAttribute("editable"))&&d.setEditable("true"==f);for(var g=null,f=0,h;h=b.childNodes[f];f++)if(3!=h.nodeType||!h.data.match(/^\s*$/)){for(var g=null,k=0,l;l=h.childNodes[k];k++)3==l.nodeType&&l.data.match(/^\s*$/)||(g=l);k=h.getAttribute("name");switch(h.nodeName.toLowerCase()){case "mutation":d.domToMutation&&d.domToMutation(h);break;case "comment":d.setCommentText(h.textContent);var p=h.getAttribute("pinned");
-p&&setTimeout(function(){d.comment.setVisible("true"==p)},1);g=parseInt(h.getAttribute("w"),10);h=parseInt(h.getAttribute("h"),10);isNaN(g)||isNaN(h)||d.comment.setBubbleSize(g,h);break;case "title":case "field":d.setFieldValue(h.textContent,k);break;case "value":case "statement":h=d.getInput(k);if(!h)throw"Input "+k+" does not exist in block "+e;if(g&&"block"==g.nodeName.toLowerCase())if(g=Blockly.Xml.domToBlock(a,g,c),g.outputConnection)h.connection.connect(g.outputConnection);else if(g.previousConnection)h.connection.connect(g.previousConnection);
-else throw"Child block does not have output or previous statement.";break;case "next":if(g&&"block"==g.nodeName.toLowerCase()){if(!d.nextConnection)throw"Next statement does not exist.";if(d.nextConnection.targetConnection)throw"Next statement is already connected.";g=Blockly.Xml.domToBlock(a,g,c);if(!g.previousConnection)throw"Next block does not have previous statement.";d.nextConnection.connect(g.previousConnection)}}}(a=b.getAttribute("collapsed"))&&d.setCollapsed("true"==a);(a=d.getNextBlock())?
-a.render():d.render();return d};Blockly.Xml.deleteNext=function(a){for(var b=0,c;c=a.childNodes[b];b++)if("next"==c.nodeName.toLowerCase()){a.removeChild(c);break}};Blockly.Xml=Blockly.Xml;Blockly.Xml.domToText=Blockly.Xml.domToText;Blockly.Xml.domToWorkspace=Blockly.Xml.domToWorkspace;Blockly.Xml.textToDom=Blockly.Xml.textToDom;Blockly.Xml.workspaceToDom=Blockly.Xml.workspaceToDom;
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.Workspace=function(a,b){this.getMetrics=a;this.setMetrics=b;this.isFlyout=!1;this.topBlocks_=[];this.maxBlocks=Infinity;Blockly.ConnectionDB.init(this)};Blockly.Workspace.SCAN_ANGLE=3;Blockly.Workspace.prototype.dragMode=!1;Blockly.Workspace.prototype.scrollX=0;Blockly.Workspace.prototype.scrollY=0;Blockly.Workspace.prototype.trashcan=null;Blockly.Workspace.prototype.fireChangeEventPid_=null;Blockly.Workspace.prototype.scrollbar=null;
-Blockly.Workspace.prototype.createDom=function(){this.svgGroup_=Blockly.createSvgElement("g",{},null);this.svgBlockCanvas_=Blockly.createSvgElement("g",{},this.svgGroup_);this.svgBubbleCanvas_=Blockly.createSvgElement("g",{},this.svgGroup_);this.fireChangeEvent();return this.svgGroup_};
-Blockly.Workspace.prototype.dispose=function(){this.svgGroup_&&(goog.dom.removeNode(this.svgGroup_),this.svgGroup_=null);this.svgBubbleCanvas_=this.svgBlockCanvas_=null;this.trashcan&&(this.trashcan.dispose(),this.trashcan=null)};Blockly.Workspace.prototype.addTrashcan=function(){if(Blockly.hasTrashcan&&!Blockly.readOnly){this.trashcan=new Blockly.Trashcan(this);var a=this.trashcan.createDom();this.svgGroup_.insertBefore(a,this.svgBlockCanvas_);this.trashcan.init()}};
-Blockly.Workspace.prototype.getCanvas=function(){return this.svgBlockCanvas_};Blockly.Workspace.prototype.getBubbleCanvas=function(){return this.svgBubbleCanvas_};Blockly.Workspace.prototype.addTopBlock=function(a){this.topBlocks_.push(a);Blockly.Realtime.isEnabled()&&this==Blockly.mainWorkspace&&Blockly.Realtime.addTopBlock(a);this.fireChangeEvent()};
-Blockly.Workspace.prototype.removeTopBlock=function(a){for(var b=!1,c,d=0;c=this.topBlocks_[d];d++)if(c==a){this.topBlocks_.splice(d,1);b=!0;break}if(!b)throw"Block not present in workspace's list of top-most blocks.";Blockly.Realtime.isEnabled()&&this==Blockly.mainWorkspace&&Blockly.Realtime.removeTopBlock(a);this.fireChangeEvent()};
-Blockly.Workspace.prototype.getTopBlocks=function(a){var b=[].concat(this.topBlocks_);if(a&&1<b.length){var c=Math.sin(Blockly.Workspace.SCAN_ANGLE/180*Math.PI);Blockly.RTL&&(c*=-1);b.sort(function(a,b){var f=a.getRelativeToSurfaceXY(),g=b.getRelativeToSurfaceXY();return f.y+c*f.x-(g.y+c*g.x)})}return b};Blockly.Workspace.prototype.getAllBlocks=function(){for(var a=this.getTopBlocks(!1),b=0;b<a.length;b++)a.push.apply(a,a[b].getChildren());return a};Blockly.Workspace.prototype.clear=function(){for(Blockly.hideChaff();this.topBlocks_.length;)this.topBlocks_[0].dispose()};
-Blockly.Workspace.prototype.render=function(){for(var a=this.getAllBlocks(),b=0,c;c=a[b];b++)c.getChildren().length||c.render()};Blockly.Workspace.prototype.getBlockById=function(a){for(var b=this.getAllBlocks(),c=0,d;d=b[c];c++)if(d.id==a)return d;return null};
-Blockly.Workspace.prototype.traceOn=function(a){this.traceOn_=a;this.traceWrapper_&&(Blockly.unbindEvent_(this.traceWrapper_),this.traceWrapper_=null);a&&(this.traceWrapper_=Blockly.bindEvent_(this.svgBlockCanvas_,"blocklySelectChange",this,function(){this.traceOn_=!1}))};
-Blockly.Workspace.prototype.highlightBlock=function(a){this.traceOn_&&0!=Blockly.Block.dragMode_&&this.traceOn(!1);if(this.traceOn_){var b=null;if(a&&(b=this.getBlockById(a),!b))return;this.traceOn(!1);b?b.select():Blockly.selected&&Blockly.selected.unselect();var c=this;setTimeout(function(){c.traceOn(!0)},1)}};
-Blockly.Workspace.prototype.fireChangeEvent=function(){this.fireChangeEventPid_&&window.clearTimeout(this.fireChangeEventPid_);var a=this.svgBlockCanvas_;a&&(this.fireChangeEventPid_=window.setTimeout(function(){Blockly.fireUiEvent(a,"blocklyWorkspaceChange")},0))};
-Blockly.Workspace.prototype.paste=function(a){if(!(a.getElementsByTagName("block").length>=this.remainingCapacity())){var b=Blockly.Xml.domToBlock(this,a),c=parseInt(a.getAttribute("x"),10);a=parseInt(a.getAttribute("y"),10);if(!isNaN(c)&&!isNaN(a)){Blockly.RTL&&(c=-c);do for(var d=!1,e=this.getAllBlocks(),f=0,g;g=e[f];f++)g=g.getRelativeToSurfaceXY(),1>=Math.abs(c-g.x)&&1>=Math.abs(a-g.y)&&(c=Blockly.RTL?c-Blockly.SNAP_RADIUS:c+Blockly.SNAP_RADIUS,a+=2*Blockly.SNAP_RADIUS,d=!0);while(d);b.moveBy(c,
-a)}b.select()}};Blockly.Workspace.prototype.remainingCapacity=function(){return Infinity==this.maxBlocks?Infinity:this.maxBlocks-this.getAllBlocks().length};Blockly.Workspace.prototype.clear=Blockly.Workspace.prototype.clear;
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.Bubble=function(a,b,c,d,e,f,g){var h=Blockly.Bubble.ARROW_ANGLE;Blockly.RTL&&(h=-h);this.arrow_radians_=h/360*Math.PI*2;this.workspace_=a;this.content_=b;this.shape_=c;a.getBubbleCanvas().appendChild(this.createDom_(b,!(!f||!g)));this.setAnchorLocation(d,e);f&&g||(a=this.content_.getBBox(),f=a.width+2*Blockly.Bubble.BORDER_WIDTH,g=a.height+2*Blockly.Bubble.BORDER_WIDTH);this.setBubbleSize(f,g);this.positionBubble_();this.renderArrow_();this.rendered_=!0;Blockly.readOnly||(Blockly.bindEvent_(this.bubbleBack_,
+Blockly.Workspace=function(){this.topBlocks_=[]};Blockly.Workspace.prototype.rendered=!1;Blockly.Workspace.prototype.maxBlocks=Infinity;Blockly.Workspace.prototype.dispose=function(){this.clear()};Blockly.Workspace.SCAN_ANGLE=3;Blockly.Workspace.prototype.addTopBlock=function(a){this.topBlocks_.push(a);this.fireChangeEvent()};
+Blockly.Workspace.prototype.removeTopBlock=function(a){for(var b=!1,c,d=0;c=this.topBlocks_[d];d++)if(c==a){this.topBlocks_.splice(d,1);b=!0;break}if(!b)throw"Block not present in workspace's list of top-most blocks.";this.fireChangeEvent()};
+Blockly.Workspace.prototype.getTopBlocks=function(a){var b=[].concat(this.topBlocks_);if(a&&1<b.length){var c=Math.sin(goog.math.toRadians(Blockly.Workspace.SCAN_ANGLE));Blockly.RTL&&(c*=-1);b.sort(function(a,b){var f=a.getRelativeToSurfaceXY(),g=b.getRelativeToSurfaceXY();return f.y+c*f.x-(g.y+c*g.x)})}return b};Blockly.Workspace.prototype.getAllBlocks=function(){for(var a=this.getTopBlocks(!1),b=0;b<a.length;b++)a.push.apply(a,a[b].getChildren());return a};Blockly.Workspace.prototype.clear=function(){for(;this.topBlocks_.length;)this.topBlocks_[0].dispose()};
+Blockly.Workspace.prototype.getWidth=function(){return 0};Blockly.Workspace.prototype.getBlockById=function(a){for(var b=this.getAllBlocks(),c=0,d;d=b[c];c++)if(d.id==a)return d;return null};Blockly.Workspace.prototype.remainingCapacity=function(){return Infinity==this.maxBlocks?Infinity:this.maxBlocks-this.getAllBlocks().length};Blockly.Workspace.prototype.fireChangeEvent=function(){};Blockly.Bubble=function(a,b,c,d,e,f,g){var h=Blockly.Bubble.ARROW_ANGLE;Blockly.RTL&&(h=-h);this.arrow_radians_=goog.math.toRadians(h);this.workspace_=a;this.content_=b;this.shape_=c;a.getBubbleCanvas().appendChild(this.createDom_(b,!(!f||!g)));this.setAnchorLocation(d,e);f&&g||(a=this.content_.getBBox(),f=a.width+2*Blockly.Bubble.BORDER_WIDTH,g=a.height+2*Blockly.Bubble.BORDER_WIDTH);this.setBubbleSize(f,g);this.positionBubble_();this.renderArrow_();this.rendered_=!0;Blockly.readOnly||(Blockly.bindEvent_(this.bubbleBack_,
 "mousedown",this,this.bubbleMouseDown_),this.resizeGroup_&&Blockly.bindEvent_(this.resizeGroup_,"mousedown",this,this.resizeMouseDown_))};Blockly.Bubble.BORDER_WIDTH=6;Blockly.Bubble.ARROW_THICKNESS=10;Blockly.Bubble.ARROW_ANGLE=20;Blockly.Bubble.ARROW_BEND=4;Blockly.Bubble.ANCHOR_RADIUS=8;Blockly.Bubble.onMouseUpWrapper_=null;Blockly.Bubble.onMouseMoveWrapper_=null;
 Blockly.Bubble.unbindDragEvents_=function(){Blockly.Bubble.onMouseUpWrapper_&&(Blockly.unbindEvent_(Blockly.Bubble.onMouseUpWrapper_),Blockly.Bubble.onMouseUpWrapper_=null);Blockly.Bubble.onMouseMoveWrapper_&&(Blockly.unbindEvent_(Blockly.Bubble.onMouseMoveWrapper_),Blockly.Bubble.onMouseMoveWrapper_=null)};Blockly.Bubble.prototype.rendered_=!1;Blockly.Bubble.prototype.anchorX_=0;Blockly.Bubble.prototype.anchorY_=0;Blockly.Bubble.prototype.relativeLeft_=0;Blockly.Bubble.prototype.relativeTop_=0;
 Blockly.Bubble.prototype.width_=0;Blockly.Bubble.prototype.height_=0;Blockly.Bubble.prototype.autoLayout_=!0;
 Blockly.Bubble.prototype.createDom_=function(a,b){this.bubbleGroup_=Blockly.createSvgElement("g",{},null);var c=Blockly.createSvgElement("g",{filter:"url(#blocklyEmboss)"},this.bubbleGroup_);this.bubbleArrow_=Blockly.createSvgElement("path",{},c);this.bubbleBack_=Blockly.createSvgElement("rect",{"class":"blocklyDraggable",x:0,y:0,rx:Blockly.Bubble.BORDER_WIDTH,ry:Blockly.Bubble.BORDER_WIDTH},c);b?(this.resizeGroup_=Blockly.createSvgElement("g",{"class":Blockly.RTL?"blocklyResizeSW":"blocklyResizeSE"},
 this.bubbleGroup_),c=2*Blockly.Bubble.BORDER_WIDTH,Blockly.createSvgElement("polygon",{points:"0,x x,x x,0".replace(/x/g,c.toString())},this.resizeGroup_),Blockly.createSvgElement("line",{"class":"blocklyResizeLine",x1:c/3,y1:c-1,x2:c-1,y2:c/3},this.resizeGroup_),Blockly.createSvgElement("line",{"class":"blocklyResizeLine",x1:2*c/3,y1:c-1,x2:c-1,y2:2*c/3},this.resizeGroup_)):this.resizeGroup_=null;this.bubbleGroup_.appendChild(a);return this.bubbleGroup_};
-Blockly.Bubble.prototype.bubbleMouseDown_=function(a){this.promote_();Blockly.Bubble.unbindDragEvents_();Blockly.isRightButton(a)||Blockly.isTargetInput_(a)||(Blockly.setCursorHand_(!0),this.dragDeltaX=Blockly.RTL?this.relativeLeft_+a.clientX:this.relativeLeft_-a.clientX,this.dragDeltaY=this.relativeTop_-a.clientY,Blockly.Bubble.onMouseUpWrapper_=Blockly.bindEvent_(document,"mouseup",this,Blockly.Bubble.unbindDragEvents_),Blockly.Bubble.onMouseMoveWrapper_=Blockly.bindEvent_(document,"mousemove",
-this,this.bubbleMouseMove_),Blockly.hideChaff(),a.stopPropagation())};Blockly.Bubble.prototype.bubbleMouseMove_=function(a){this.autoLayout_=!1;this.relativeLeft_=Blockly.RTL?this.dragDeltaX-a.clientX:this.dragDeltaX+a.clientX;this.relativeTop_=this.dragDeltaY+a.clientY;this.positionBubble_();this.renderArrow_()};
-Blockly.Bubble.prototype.resizeMouseDown_=function(a){this.promote_();Blockly.Bubble.unbindDragEvents_();Blockly.isRightButton(a)||(Blockly.setCursorHand_(!0),this.resizeDeltaWidth=Blockly.RTL?this.width_+a.clientX:this.width_-a.clientX,this.resizeDeltaHeight=this.height_-a.clientY,Blockly.Bubble.onMouseUpWrapper_=Blockly.bindEvent_(document,"mouseup",this,Blockly.Bubble.unbindDragEvents_),Blockly.Bubble.onMouseMoveWrapper_=Blockly.bindEvent_(document,"mousemove",this,this.resizeMouseMove_),Blockly.hideChaff(),
-a.stopPropagation())};Blockly.Bubble.prototype.resizeMouseMove_=function(a){this.autoLayout_=!1;var b=this.resizeDeltaWidth,c=this.resizeDeltaHeight+a.clientY,b=Blockly.RTL?b-a.clientX:b+a.clientX;this.setBubbleSize(b,c);Blockly.RTL&&this.positionBubble_()};Blockly.Bubble.prototype.registerResizeEvent=function(a,b){Blockly.bindEvent_(this.bubbleGroup_,"resize",a,b)};Blockly.Bubble.prototype.promote_=function(){this.bubbleGroup_.parentNode.appendChild(this.bubbleGroup_)};
+Blockly.Bubble.prototype.bubbleMouseDown_=function(a){this.promote_();Blockly.Bubble.unbindDragEvents_();Blockly.isRightButton(a)||Blockly.isTargetInput_(a)||(Blockly.Css.setCursor(Blockly.Css.Cursor.CLOSED),this.dragDeltaX=Blockly.RTL?this.relativeLeft_+a.clientX:this.relativeLeft_-a.clientX,this.dragDeltaY=this.relativeTop_-a.clientY,Blockly.Bubble.onMouseUpWrapper_=Blockly.bindEvent_(document,"mouseup",this,Blockly.Bubble.unbindDragEvents_),Blockly.Bubble.onMouseMoveWrapper_=Blockly.bindEvent_(document,
+"mousemove",this,this.bubbleMouseMove_),Blockly.hideChaff(),a.stopPropagation())};Blockly.Bubble.prototype.bubbleMouseMove_=function(a){this.autoLayout_=!1;this.relativeLeft_=Blockly.RTL?this.dragDeltaX-a.clientX:this.dragDeltaX+a.clientX;this.relativeTop_=this.dragDeltaY+a.clientY;this.positionBubble_();this.renderArrow_()};
+Blockly.Bubble.prototype.resizeMouseDown_=function(a){this.promote_();Blockly.Bubble.unbindDragEvents_();Blockly.isRightButton(a)||(Blockly.Css.setCursor(Blockly.Css.Cursor.CLOSED),this.resizeDeltaWidth=Blockly.RTL?this.width_+a.clientX:this.width_-a.clientX,this.resizeDeltaHeight=this.height_-a.clientY,Blockly.Bubble.onMouseUpWrapper_=Blockly.bindEvent_(document,"mouseup",this,Blockly.Bubble.unbindDragEvents_),Blockly.Bubble.onMouseMoveWrapper_=Blockly.bindEvent_(document,"mousemove",this,this.resizeMouseMove_),
+Blockly.hideChaff(),a.stopPropagation())};Blockly.Bubble.prototype.resizeMouseMove_=function(a){this.autoLayout_=!1;var b=this.resizeDeltaWidth,c=this.resizeDeltaHeight+a.clientY,b=Blockly.RTL?b-a.clientX:b+a.clientX;this.setBubbleSize(b,c);Blockly.RTL&&this.positionBubble_()};Blockly.Bubble.prototype.registerResizeEvent=function(a,b){Blockly.bindEvent_(this.bubbleGroup_,"resize",a,b)};Blockly.Bubble.prototype.promote_=function(){this.bubbleGroup_.parentNode.appendChild(this.bubbleGroup_)};
 Blockly.Bubble.prototype.setAnchorLocation=function(a,b){this.anchorX_=a;this.anchorY_=b;this.rendered_&&this.positionBubble_()};
 Blockly.Bubble.prototype.layoutBubble_=function(){var a=-this.width_/4,b=-this.height_-Blockly.BlockSvg.MIN_BLOCK_Y,c=this.workspace_.getMetrics();Blockly.RTL?this.anchorX_-c.viewLeft-a-this.width_<Blockly.Scrollbar.scrollbarThickness?a=this.anchorX_-c.viewLeft-this.width_-Blockly.Scrollbar.scrollbarThickness:this.anchorX_-c.viewLeft-a>c.viewWidth&&(a=this.anchorX_-c.viewLeft-c.viewWidth):this.anchorX_+a<c.viewLeft?a=c.viewLeft-this.anchorX_:c.viewLeft+c.viewWidth<this.anchorX_+a+this.width_+Blockly.BlockSvg.SEP_SPACE_X+
 Blockly.Scrollbar.scrollbarThickness&&(a=c.viewLeft+c.viewWidth-this.anchorX_-this.width_-Blockly.Scrollbar.scrollbarThickness);this.anchorY_+b<c.viewTop&&(b=this.shape_.getBBox().height);this.relativeLeft_=a;this.relativeTop_=b};Blockly.Bubble.prototype.positionBubble_=function(){this.bubbleGroup_.setAttribute("transform","translate("+(Blockly.RTL?this.anchorX_-this.relativeLeft_-this.width_:this.anchorX_+this.relativeLeft_)+", "+(this.relativeTop_+this.anchorY_)+")")};
 Blockly.Bubble.prototype.getBubbleSize=function(){return{width:this.width_,height:this.height_}};
 Blockly.Bubble.prototype.setBubbleSize=function(a,b){var c=2*Blockly.Bubble.BORDER_WIDTH;a=Math.max(a,c+45);b=Math.max(b,c+Blockly.BlockSvg.FIELD_HEIGHT);this.width_=a;this.height_=b;this.bubbleBack_.setAttribute("width",a);this.bubbleBack_.setAttribute("height",b);this.resizeGroup_&&(Blockly.RTL?this.resizeGroup_.setAttribute("transform","translate("+2*Blockly.Bubble.BORDER_WIDTH+", "+(b-c)+") scale(-1 1)"):this.resizeGroup_.setAttribute("transform","translate("+(a-c)+", "+(b-c)+")"));this.rendered_&&
 (this.autoLayout_&&this.layoutBubble_(),this.positionBubble_(),this.renderArrow_());Blockly.fireUiEvent(this.bubbleGroup_,"resize")};
-Blockly.Bubble.prototype.renderArrow_=function(){var a=[],b=this.width_/2,c=this.height_/2,d=-this.relativeLeft_,e=-this.relativeTop_;if(b==d&&c==e)a.push("M "+b+","+c);else{e-=c;d-=b;Blockly.RTL&&(d*=-1);var f=Math.sqrt(e*e+d*d),g=Math.acos(d/f);0>e&&(g=2*Math.PI-g);var h=g+Math.PI/2;h>2*Math.PI&&(h-=2*Math.PI);var k=Math.sin(h),l=Math.cos(h),p=this.getBubbleSize(),h=(p.width+p.height)/Blockly.Bubble.ARROW_THICKNESS,h=Math.min(h,p.width,p.height)/2,p=1-Blockly.Bubble.ANCHOR_RADIUS/f,d=b+p*d,e=c+
-p*e,p=b+h*l,m=c+h*k,b=b-h*l,c=c-h*k,k=g+this.arrow_radians_;k>2*Math.PI&&(k-=2*Math.PI);g=Math.sin(k)*f/Blockly.Bubble.ARROW_BEND;f=Math.cos(k)*f/Blockly.Bubble.ARROW_BEND;a.push("M"+p+","+m);a.push("C"+(p+f)+","+(m+g)+" "+d+","+e+" "+d+","+e);a.push("C"+d+","+e+" "+(b+f)+","+(c+g)+" "+b+","+c)}a.push("z");this.bubbleArrow_.setAttribute("d",a.join(" "))};Blockly.Bubble.prototype.setColour=function(a){this.bubbleBack_.setAttribute("fill",a);this.bubbleArrow_.setAttribute("fill",a)};
-Blockly.Bubble.prototype.dispose=function(){Blockly.Bubble.unbindDragEvents_();goog.dom.removeNode(this.bubbleGroup_);this.shape_=this.content_=this.workspace_=this.bubbleGroup_=null};
-// Copyright 2013 Google Inc.  Apache License 2.0
-Blockly.Icon=function(a){this.block_=a};Blockly.Icon.RADIUS=8;Blockly.Icon.prototype.bubble_=null;Blockly.Icon.prototype.iconX_=0;Blockly.Icon.prototype.iconY_=0;Blockly.Icon.prototype.createIcon_=function(){this.iconGroup_=Blockly.createSvgElement("g",{},null);this.block_.getSvgRoot().appendChild(this.iconGroup_);Blockly.bindEvent_(this.iconGroup_,"mouseup",this,this.iconClick_);this.updateEditable()};
-Blockly.Icon.prototype.dispose=function(){goog.dom.removeNode(this.iconGroup_);this.iconGroup_=null;this.setVisible(!1);this.block_=null};Blockly.Icon.prototype.updateEditable=function(){this.block_.isInFlyout?Blockly.removeClass_(this.iconGroup_,"blocklyIconGroup"):Blockly.addClass_(this.iconGroup_,"blocklyIconGroup")};Blockly.Icon.prototype.isVisible=function(){return!!this.bubble_};Blockly.Icon.prototype.iconClick_=function(a){this.block_.isInFlyout||this.setVisible(!this.isVisible())};
-Blockly.Icon.prototype.updateColour=function(){if(this.isVisible()){var a=Blockly.makeColour(this.block_.getColour());this.bubble_.setColour(a)}};
-Blockly.Icon.prototype.renderIcon=function(a){if(this.block_.isCollapsed())return this.iconGroup_.setAttribute("display","none"),a;this.iconGroup_.setAttribute("display","block");var b=2*Blockly.Icon.RADIUS;Blockly.RTL&&(a-=b);this.iconGroup_.setAttribute("transform","translate("+a+", 5)");this.computeIconLocation();return a=Blockly.RTL?a-Blockly.BlockSvg.SEP_SPACE_X:a+(b+Blockly.BlockSvg.SEP_SPACE_X)};
-Blockly.Icon.prototype.setIconLocation=function(a,b){this.iconX_=a;this.iconY_=b;this.isVisible()&&this.bubble_.setAnchorLocation(a,b)};Blockly.Icon.prototype.computeIconLocation=function(){var a=this.block_.getRelativeToSurfaceXY(),b=Blockly.getRelativeXY_(this.iconGroup_),c=a.x+b.x+Blockly.Icon.RADIUS,a=a.y+b.y+Blockly.Icon.RADIUS;c===this.iconX_&&a===this.iconY_||this.setIconLocation(c,a)};Blockly.Icon.prototype.getIconLocation=function(){return{x:this.iconX_,y:this.iconY_}};
+Blockly.Bubble.prototype.renderArrow_=function(){var a=[],b=this.width_/2,c=this.height_/2,d=-this.relativeLeft_,e=-this.relativeTop_;if(b==d&&c==e)a.push("M "+b+","+c);else{e-=c;d-=b;Blockly.RTL&&(d*=-1);var f=Math.sqrt(e*e+d*d),g=Math.acos(d/f);0>e&&(g=2*Math.PI-g);var h=g+Math.PI/2;h>2*Math.PI&&(h-=2*Math.PI);var k=Math.sin(h),l=Math.cos(h),q=this.getBubbleSize(),h=(q.width+q.height)/Blockly.Bubble.ARROW_THICKNESS,h=Math.min(h,q.width,q.height)/2,q=1-Blockly.Bubble.ANCHOR_RADIUS/f,d=b+q*d,e=c+
+q*e,q=b+h*l,m=c+h*k,b=b-h*l,c=c-h*k,k=g+this.arrow_radians_;k>2*Math.PI&&(k-=2*Math.PI);g=Math.sin(k)*f/Blockly.Bubble.ARROW_BEND;f=Math.cos(k)*f/Blockly.Bubble.ARROW_BEND;a.push("M"+q+","+m);a.push("C"+(q+f)+","+(m+g)+" "+d+","+e+" "+d+","+e);a.push("C"+d+","+e+" "+(b+f)+","+(c+g)+" "+b+","+c)}a.push("z");this.bubbleArrow_.setAttribute("d",a.join(" "))};Blockly.Bubble.prototype.setColour=function(a){this.bubbleBack_.setAttribute("fill",a);this.bubbleArrow_.setAttribute("fill",a)};
+Blockly.Bubble.prototype.dispose=function(){Blockly.Bubble.unbindDragEvents_();goog.dom.removeNode(this.bubbleGroup_);this.shape_=this.content_=this.workspace_=this.bubbleGroup_=null};Blockly.Icon=function(a){this.block_=a};Blockly.Icon.prototype.png_="";Blockly.Icon.prototype.SIZE=17;Blockly.Icon.prototype.bubble_=null;Blockly.Icon.prototype.iconX_=0;Blockly.Icon.prototype.iconY_=0;
+Blockly.Icon.prototype.createIcon=function(){this.iconGroup_||(this.iconGroup_=Blockly.createSvgElement("g",{"class":"blocklyIconGroup"},null),Blockly.createSvgElement("image",{width:this.SIZE,height:this.SIZE},this.iconGroup_).setAttributeNS("http://www.w3.org/1999/xlink","xlink:href",this.png_),this.block_.getSvgRoot().appendChild(this.iconGroup_),Blockly.bindEvent_(this.iconGroup_,"mouseup",this,this.iconClick_),this.updateEditable())};
+Blockly.Icon.prototype.dispose=function(){goog.dom.removeNode(this.iconGroup_);this.iconGroup_=null;this.setVisible(!1);this.block_=null};Blockly.Icon.prototype.updateEditable=function(){this.block_.isInFlyout||!this.block_.isEditable()?Blockly.addClass_(this.iconGroup_,"blocklyIconGroupReadonly"):Blockly.removeClass_(this.iconGroup_,"blocklyIconGroupReadonly")};Blockly.Icon.prototype.isVisible=function(){return!!this.bubble_};
+Blockly.Icon.prototype.iconClick_=function(a){this.block_.isInFlyout||this.setVisible(!this.isVisible())};Blockly.Icon.prototype.updateColour=function(){if(this.isVisible()){var a=Blockly.makeColour(this.block_.getColour());this.bubble_.setColour(a)}};
+Blockly.Icon.prototype.renderIcon=function(a){if(this.block_.isCollapsed())return this.iconGroup_.setAttribute("display","none"),a;this.iconGroup_.setAttribute("display","block");var b=this.SIZE;Blockly.RTL&&(a-=b);this.iconGroup_.setAttribute("transform","translate("+a+", 5)");this.computeIconLocation();return a=Blockly.RTL?a-Blockly.BlockSvg.SEP_SPACE_X:a+(b+Blockly.BlockSvg.SEP_SPACE_X)};
+Blockly.Icon.prototype.setIconLocation=function(a,b){this.iconX_=a;this.iconY_=b;this.isVisible()&&this.bubble_.setAnchorLocation(a,b)};Blockly.Icon.prototype.computeIconLocation=function(){var a=this.block_.getRelativeToSurfaceXY(),b=Blockly.getRelativeXY_(this.iconGroup_),c=a.x+b.x+this.SIZE/2,a=a.y+b.y+this.SIZE/2;c===this.iconX_&&a===this.iconY_||this.setIconLocation(c,a)};Blockly.Icon.prototype.getIconLocation=function(){return{x:this.iconX_,y:this.iconY_}};
 // Copyright 2011 Google Inc.  Apache License 2.0
-Blockly.Comment=function(a){Blockly.Comment.superClass_.constructor.call(this,a);this.createIcon_()};goog.inherits(Blockly.Comment,Blockly.Icon);Blockly.Comment.prototype.text_="";Blockly.Comment.prototype.width_=160;Blockly.Comment.prototype.height_=80;
-Blockly.Comment.prototype.createIcon_=function(){Blockly.Icon.prototype.createIcon_.call(this);Blockly.createSvgElement("circle",{"class":"blocklyIconShield",r:Blockly.Icon.RADIUS,cx:Blockly.Icon.RADIUS,cy:Blockly.Icon.RADIUS},this.iconGroup_);this.iconMark_=Blockly.createSvgElement("text",{"class":"blocklyIconMark",x:Blockly.Icon.RADIUS,y:2*Blockly.Icon.RADIUS-3},this.iconGroup_);this.iconMark_.appendChild(document.createTextNode("?"))};
+Blockly.Comment=function(a){Blockly.Comment.superClass_.constructor.call(this,a);this.createIcon()};goog.inherits(Blockly.Comment,Blockly.Icon);Blockly.Comment.prototype.png_="data:image/png;base64,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";
+Blockly.Comment.prototype.text_="";Blockly.Comment.prototype.width_=160;Blockly.Comment.prototype.height_=80;
 Blockly.Comment.prototype.createEditor_=function(){this.foreignObject_=Blockly.createSvgElement("foreignObject",{x:Blockly.Bubble.BORDER_WIDTH,y:Blockly.Bubble.BORDER_WIDTH},null);var a=document.createElementNS(Blockly.HTML_NS,"body");a.setAttribute("xmlns",Blockly.HTML_NS);a.className="blocklyMinimalBody";this.textarea_=document.createElementNS(Blockly.HTML_NS,"textarea");this.textarea_.className="blocklyCommentTextarea";this.textarea_.setAttribute("dir",Blockly.RTL?"RTL":"LTR");a.appendChild(this.textarea_);
 this.foreignObject_.appendChild(a);Blockly.bindEvent_(this.textarea_,"mouseup",this,this.textareaFocus_);return this.foreignObject_};Blockly.Comment.prototype.updateEditable=function(){this.isVisible()&&(this.setVisible(!1),this.setVisible(!0));Blockly.Icon.prototype.updateEditable.call(this)};
 Blockly.Comment.prototype.resizeBubble_=function(){var a=this.bubble_.getBubbleSize(),b=2*Blockly.Bubble.BORDER_WIDTH;this.foreignObject_.setAttribute("width",a.width-b);this.foreignObject_.setAttribute("height",a.height-b);this.textarea_.style.width=a.width-b-4+"px";this.textarea_.style.height=a.height-b-4+"px"};
-Blockly.Comment.prototype.setVisible=function(a){if(a!=this.isVisible())if(!this.block_.isEditable()&&!this.textarea_||goog.userAgent.IE)Blockly.Warning.prototype.setVisible.call(this,a);else{var b=this.getText(),c=this.getBubbleSize();a?(this.bubble_=new Blockly.Bubble(this.block_.workspace,this.createEditor_(),this.block_.svg_.svgPath_,this.iconX_,this.iconY_,this.width_,this.height_),this.bubble_.registerResizeEvent(this,this.resizeBubble_),this.updateColour(),this.text_=null):(this.bubble_.dispose(),
+Blockly.Comment.prototype.setVisible=function(a){if(a!=this.isVisible())if(!this.block_.isEditable()&&!this.textarea_||goog.userAgent.IE)Blockly.Warning.prototype.setVisible.call(this,a);else{var b=this.getText(),c=this.getBubbleSize();a?(this.bubble_=new Blockly.Bubble(this.block_.workspace,this.createEditor_(),this.block_.svgPath_,this.iconX_,this.iconY_,this.width_,this.height_),this.bubble_.registerResizeEvent(this,this.resizeBubble_),this.updateColour(),this.text_=null):(this.bubble_.dispose(),
 this.foreignObject_=this.textarea_=this.bubble_=null);this.setText(b);this.setBubbleSize(c.width,c.height)}};Blockly.Comment.prototype.textareaFocus_=function(a){this.bubble_.promote_();this.textarea_.focus()};Blockly.Comment.prototype.getBubbleSize=function(){return this.isVisible()?this.bubble_.getBubbleSize():{width:this.width_,height:this.height_}};Blockly.Comment.prototype.setBubbleSize=function(a,b){this.textarea_?this.bubble_.setBubbleSize(a,b):(this.width_=a,this.height_=b)};
-Blockly.Comment.prototype.getText=function(){return this.textarea_?this.textarea_.value:this.text_};Blockly.Comment.prototype.setText=function(a){this.textarea_?this.textarea_.value=a:this.text_=a};Blockly.Comment.prototype.dispose=function(){this.block_.comment=null;Blockly.Icon.prototype.dispose.call(this)};
-// Copyright 2011 Google Inc.  Apache License 2.0
-Blockly.Connection=function(a,b){this.sourceBlock_=a;this.targetConnection=null;this.type=b;this.y_=this.x_=0;this.inDB_=!1;this.dbList_=this.sourceBlock_.workspace.connectionDBList};
-Blockly.Connection.prototype.dispose=function(){if(this.targetConnection)throw"Disconnect connection before disposing of it.";this.inDB_&&this.dbList_[this.type].removeConnection_(this);this.inDB_=!1;Blockly.highlightedConnection_==this&&(Blockly.highlightedConnection_=null);Blockly.localConnection_==this&&(Blockly.localConnection_=null)};Blockly.Connection.prototype.isSuperior=function(){return this.type==Blockly.INPUT_VALUE||this.type==Blockly.NEXT_STATEMENT};
+Blockly.Comment.prototype.getText=function(){return this.textarea_?this.textarea_.value:this.text_};Blockly.Comment.prototype.setText=function(a){this.textarea_?this.textarea_.value=a:this.text_=a};Blockly.Comment.prototype.dispose=function(){this.block_.comment=null;Blockly.Icon.prototype.dispose.call(this)};Blockly.Connection=function(a,b){this.sourceBlock_=a;this.targetConnection=null;this.type=b;this.y_=this.x_=0;this.dbList_=a.workspace.connectionDBList;this.hidden_=!this.dbList_;this.inDB_=!1};
+Blockly.Connection.prototype.dispose=function(){if(this.targetConnection)throw"Disconnect connection before disposing of it.";this.inDB_&&this.dbList_[this.type].removeConnection_(this);Blockly.highlightedConnection_==this&&(Blockly.highlightedConnection_=null);Blockly.localConnection_==this&&(Blockly.localConnection_=null)};Blockly.Connection.prototype.isSuperior=function(){return this.type==Blockly.INPUT_VALUE||this.type==Blockly.NEXT_STATEMENT};
 Blockly.Connection.prototype.connect=function(a){if(this.sourceBlock_==a.sourceBlock_)throw"Attempted to connect a block to itself.";if(this.sourceBlock_.workspace!==a.sourceBlock_.workspace)throw"Blocks are on different workspaces.";if(Blockly.OPPOSITE_TYPE[this.type]!=a.type)throw"Attempt to connect incompatible types.";if(this.type==Blockly.INPUT_VALUE||this.type==Blockly.OUTPUT_VALUE){if(this.targetConnection)throw"Source connection already connected (value).";if(a.targetConnection){var b=a.targetBlock();
-b.setParent(null);if(!b.outputConnection)throw"Orphan block does not have an output connection.";for(var c=this.sourceBlock_;c=Blockly.Connection.singleConnection_(c,b);)if(c.targetBlock())c=c.targetBlock();else{c.connect(b.outputConnection);b=null;break}b&&window.setTimeout(function(){b.outputConnection.bumpAwayFrom_(a)},Blockly.BUMP_DELAY)}}else{if(this.targetConnection)throw"Source connection already connected (block).";if(a.targetConnection){if(this.type!=Blockly.PREVIOUS_STATEMENT)throw"Can only do a mid-stack connection with the top of a block.";
-b=a.targetBlock();b.setParent(null);if(!b.previousConnection)throw"Orphan block does not have a previous connection.";for(c=this.sourceBlock_;c.nextConnection;)if(c.nextConnection.targetConnection)c=c.getNextBlock();else{c.nextConnection.connect(b.previousConnection);b=null;break}b&&window.setTimeout(function(){b.previousConnection.bumpAwayFrom_(a)},Blockly.BUMP_DELAY)}}var d;this.isSuperior()?(c=this.sourceBlock_,d=a.sourceBlock_):(c=a.sourceBlock_,d=this.sourceBlock_);this.targetConnection=a;a.targetConnection=
-this;d.setParent(c);c.rendered&&c.svg_.updateDisabled();d.rendered&&d.svg_.updateDisabled();c.rendered&&d.rendered&&(this.type==Blockly.NEXT_STATEMENT||this.type==Blockly.PREVIOUS_STATEMENT?d.render():c.render())};Blockly.Connection.singleConnection_=function(a,b){for(var c=!1,d=0;d<a.inputList.length;d++){var e=a.inputList[d].connection;if(e&&e.type==Blockly.INPUT_VALUE&&b.outputConnection.checkType_(e)){if(c)return null;c=e}}return c};
-Blockly.Connection.prototype.disconnect=function(){var a=this.targetConnection;if(!a)throw"Source connection not connected.";if(a.targetConnection!=this)throw"Target connection not connected to source connection.";this.targetConnection=a.targetConnection=null;var b;this.isSuperior()?(b=this.sourceBlock_,a=a.sourceBlock_):(b=a.sourceBlock_,a=this.sourceBlock_);b.rendered&&b.render();a.rendered&&(a.svg_.updateDisabled(),a.render())};
+b.setParent(null);if(!b.outputConnection)throw"Orphan block does not have an output connection.";for(var c=this.sourceBlock_;c=Blockly.Connection.singleConnection_(c,b);)if(c.targetBlock())c=c.targetBlock();else{c.connect(b.outputConnection);b=null;break}b&&setTimeout(function(){b.outputConnection.bumpAwayFrom_(a)},Blockly.BUMP_DELAY)}}else{if(this.targetConnection)throw"Source connection already connected (block).";if(a.targetConnection){if(this.type!=Blockly.PREVIOUS_STATEMENT)throw"Can only do a mid-stack connection with the top of a block.";
+b=a.targetBlock();b.setParent(null);if(!b.previousConnection)throw"Orphan block does not have a previous connection.";for(c=this.sourceBlock_;c.nextConnection;)if(c.nextConnection.targetConnection)c=c.getNextBlock();else{b.previousConnection.checkType_(c.nextConnection)&&(c.nextConnection.connect(b.previousConnection),b=null);break}b&&setTimeout(function(){b.previousConnection.bumpAwayFrom_(a)},Blockly.BUMP_DELAY)}}var d;this.isSuperior()?(c=this.sourceBlock_,d=a.sourceBlock_):(c=a.sourceBlock_,d=
+this.sourceBlock_);this.targetConnection=a;a.targetConnection=this;d.setParent(c);c.rendered&&c.updateDisabled();d.rendered&&d.updateDisabled();c.rendered&&d.rendered&&(this.type==Blockly.NEXT_STATEMENT||this.type==Blockly.PREVIOUS_STATEMENT?d.render():c.render())};Blockly.Connection.singleConnection_=function(a,b){for(var c=!1,d=0;d<a.inputList.length;d++){var e=a.inputList[d].connection;if(e&&e.type==Blockly.INPUT_VALUE&&b.outputConnection.checkType_(e)){if(c)return null;c=e}}return c};
+Blockly.Connection.prototype.disconnect=function(){var a=this.targetConnection;if(!a)throw"Source connection not connected.";if(a.targetConnection!=this)throw"Target connection not connected to source connection.";this.targetConnection=a.targetConnection=null;var b;this.isSuperior()?(b=this.sourceBlock_,a=a.sourceBlock_):(b=a.sourceBlock_,a=this.sourceBlock_);b.rendered&&b.render();a.rendered&&(a.updateDisabled(),a.render())};
 Blockly.Connection.prototype.targetBlock=function(){return this.targetConnection?this.targetConnection.sourceBlock_:null};
-Blockly.Connection.prototype.bumpAwayFrom_=function(a){if(0==Blockly.Block.dragMode_){var b=this.sourceBlock_.getRootBlock();if(!b.isInFlyout){var c=!1;if(!b.isMovable()){b=a.sourceBlock_.getRootBlock();if(!b.isMovable())return;a=this;c=!0}b.getSvgRoot().parentNode.appendChild(b.getSvgRoot());var d=a.x_+Blockly.SNAP_RADIUS-this.x_;a=a.y_+Blockly.SNAP_RADIUS-this.y_;c&&(a=-a);Blockly.RTL&&(d=-d);b.moveBy(d,a)}}};
-Blockly.Connection.prototype.moveTo=function(a,b){this.inDB_&&this.dbList_[this.type].removeConnection_(this);this.x_=a;this.y_=b;this.dbList_[this.type].addConnection_(this)};Blockly.Connection.prototype.moveBy=function(a,b){this.moveTo(this.x_+a,this.y_+b)};
-Blockly.Connection.prototype.highlight=function(){var a;this.type==Blockly.INPUT_VALUE||this.type==Blockly.OUTPUT_VALUE?(a=Blockly.RTL?-Blockly.BlockSvg.TAB_WIDTH:Blockly.BlockSvg.TAB_WIDTH,a="m 0,0 v 5 c 0,10 "+-a+",-8 "+-a+",7.5 s "+a+",-2.5 "+a+",7.5 v 5"):a=Blockly.RTL?"m 20,0 h -5 l -6,4 -3,0 -6,-4 h -5":"m -20,0 h 5 l 6,4 3,0 6,-4 h 5";var b=this.sourceBlock_.getRelativeToSurfaceXY();Blockly.Connection.highlightedPath_=Blockly.createSvgElement("path",{"class":"blocklyHighlightedConnectionPath",
-d:a,transform:"translate("+(this.x_-b.x)+", "+(this.y_-b.y)+")"},this.sourceBlock_.getSvgRoot())};Blockly.Connection.prototype.unhighlight=function(){goog.dom.removeNode(Blockly.Connection.highlightedPath_);delete Blockly.Connection.highlightedPath_};
+Blockly.Connection.prototype.bumpAwayFrom_=function(a){if(0==Blockly.dragMode_){var b=this.sourceBlock_.getRootBlock();if(!b.isInFlyout){var c=!1;if(!b.isMovable()){b=a.sourceBlock_.getRootBlock();if(!b.isMovable())return;a=this;c=!0}b.getSvgRoot().parentNode.appendChild(b.getSvgRoot());var d=a.x_+Blockly.SNAP_RADIUS-this.x_;a=a.y_+Blockly.SNAP_RADIUS-this.y_;c&&(a=-a);Blockly.RTL&&(d=-d);b.moveBy(d,a)}}};
+Blockly.Connection.prototype.moveTo=function(a,b){this.inDB_&&this.dbList_[this.type].removeConnection_(this);this.x_=a;this.y_=b;this.hidden_||this.dbList_[this.type].addConnection_(this)};Blockly.Connection.prototype.moveBy=function(a,b){this.moveTo(this.x_+a,this.y_+b)};
+Blockly.Connection.prototype.highlight=function(){var a;this.type==Blockly.INPUT_VALUE||this.type==Blockly.OUTPUT_VALUE?(a=Blockly.RTL?-Blockly.BlockSvg.TAB_WIDTH:Blockly.BlockSvg.TAB_WIDTH,a="m 0,0 v 5 c 0,10 "+-a+",-8 "+-a+",7.5 s "+a+",-2.5 "+a+",7.5 v 5"):a=Blockly.RTL?"m 20,0 h -5 "+Blockly.BlockSvg.NOTCH_PATH_RIGHT+" h -5":"m -20,0 h 5 "+Blockly.BlockSvg.NOTCH_PATH_LEFT+" h 5";var b=this.sourceBlock_.getRelativeToSurfaceXY();Blockly.Connection.highlightedPath_=Blockly.createSvgElement("path",
+{"class":"blocklyHighlightedConnectionPath",d:a,transform:"translate("+(this.x_-b.x)+", "+(this.y_-b.y)+")"},this.sourceBlock_.getSvgRoot())};Blockly.Connection.prototype.unhighlight=function(){goog.dom.removeNode(Blockly.Connection.highlightedPath_);delete Blockly.Connection.highlightedPath_};
 Blockly.Connection.prototype.tighten_=function(){var a=Math.round(this.targetConnection.x_-this.x_),b=Math.round(this.targetConnection.y_-this.y_);if(0!=a||0!=b){var c=this.targetBlock(),d=c.getSvgRoot();if(!d)throw"block is not rendered.";d=Blockly.getRelativeXY_(d);c.getSvgRoot().setAttribute("transform","translate("+(d.x-a)+", "+(d.y-b)+")");c.moveConnections_(-a,-b)}};
-Blockly.Connection.prototype.closest=function(a,b,c){function d(b){var c=e[b];if((c.type==Blockly.OUTPUT_VALUE||c.type==Blockly.PREVIOUS_STATEMENT)&&c.targetConnection||c.type==Blockly.INPUT_VALUE&&c.targetConnection&&!c.targetBlock().isMovable()||!p.checkType_(c))return!0;c=c.sourceBlock_;do{if(l==c)return!0;c=c.getParent()}while(c);var d=f-e[b].x_,c=g-e[b].y_,d=Math.sqrt(d*d+c*c);d<=a&&(k=e[b],a=d);return c<a}if(this.targetConnection)return{connection:null,radius:a};var e=this.dbList_[Blockly.OPPOSITE_TYPE[this.type]],
-f=this.x_+b,g=this.y_+c;b=0;for(var h=c=e.length-2;b<h;)e[h].y_<g?b=h:c=h,h=Math.floor((b+c)/2);c=b=h;var k=null,l=this.sourceBlock_,p=this;if(e.length){for(;0<=b&&d(b);)b--;do c++;while(c<e.length&&d(c))}return{connection:k,radius:a}};Blockly.Connection.prototype.checkType_=function(a){if(!this.check_||!a.check_)return!0;for(var b=0;b<this.check_.length;b++)if(-1!=a.check_.indexOf(this.check_[b]))return!0;return!1};
+Blockly.Connection.prototype.closest=function(a,b,c){function d(b){var c=e[b];if((c.type==Blockly.OUTPUT_VALUE||c.type==Blockly.PREVIOUS_STATEMENT)&&c.targetConnection||c.type==Blockly.INPUT_VALUE&&c.targetConnection&&!c.targetBlock().isMovable()||!q.checkType_(c))return!0;c=c.sourceBlock_;do{if(l==c)return!0;c=c.getParent()}while(c);var d=f-e[b].x_,c=g-e[b].y_,d=Math.sqrt(d*d+c*c);d<=a&&(k=e[b],a=d);return c<a}if(this.targetConnection)return{connection:null,radius:a};var e=this.dbList_[Blockly.OPPOSITE_TYPE[this.type]],
+f=this.x_+b,g=this.y_+c;b=0;for(var h=c=e.length-2;b<h;)e[h].y_<g?b=h:c=h,h=Math.floor((b+c)/2);c=b=h;var k=null,l=this.sourceBlock_,q=this;if(e.length){for(;0<=b&&d(b);)b--;do c++;while(c<e.length&&d(c))}return{connection:k,radius:a}};
+Blockly.Connection.prototype.checkType_=function(a){var b=this.targetBlock();if(b&&!b.isMovable()&&!this.sourceBlock_.isMovable()||(b=a.targetBlock())&&!b.isMovable()&&!a.sourceBlock_.isMovable())return!1;if(!this.check_||!a.check_)return!0;for(b=0;b<this.check_.length;b++)if(-1!=a.check_.indexOf(this.check_[b]))return!0;return!1};
 Blockly.Connection.prototype.setCheck=function(a){a?(goog.isArray(a)||(a=[a]),this.check_=a,this.targetConnection&&!this.checkType_(this.targetConnection)&&(this.isSuperior()?this.targetBlock().setParent(null):this.sourceBlock_.setParent(null),this.sourceBlock_.bumpNeighbours_())):this.check_=null;return this};
 Blockly.Connection.prototype.neighbours_=function(a){function b(b){var f=d-c[b].x_,g=e-c[b].y_;Math.sqrt(f*f+g*g)<=a&&k.push(c[b]);return g<a}for(var c=this.dbList_[Blockly.OPPOSITE_TYPE[this.type]],d=this.x_,e=this.y_,f=0,g=c.length-2,h=g;f<h;)c[h].y_<e?f=h:g=h,h=Math.floor((f+g)/2);var g=f=h,k=[];if(c.length){for(;0<=f&&b(f);)f--;do g++;while(g<c.length&&b(g))}return k};
-Blockly.Connection.prototype.hideAll=function(){this.inDB_&&this.dbList_[this.type].removeConnection_(this);if(this.targetConnection)for(var a=this.targetBlock().getDescendants(),b=0;b<a.length;b++){for(var c=a[b],d=c.getConnections_(!0),e=0;e<d.length;e++){var f=d[e];f.inDB_&&this.dbList_[f.type].removeConnection_(f)}c=c.getIcons();for(d=0;d<c.length;d++)c[d].setVisible(!1)}};
-Blockly.Connection.prototype.unhideAll=function(){this.inDB_||this.dbList_[this.type].addConnection_(this);var a=[];if(this.type!=Blockly.INPUT_VALUE&&this.type!=Blockly.NEXT_STATEMENT)return a;var b=this.targetBlock();if(b){var c;b.isCollapsed()?(c=[],b.outputConnection&&c.push(b.outputConnection),b.nextConnection&&c.push(b.nextConnection),b.previousConnection&&c.push(b.previousConnection)):c=b.getConnections_(!0);for(var d=0;d<c.length;d++)a.push.apply(a,c[d].unhideAll());0==a.length&&(a[0]=b)}return a};
-Blockly.ConnectionDB=function(){};Blockly.ConnectionDB.prototype=[];Blockly.ConnectionDB.constructor=Blockly.ConnectionDB;Blockly.ConnectionDB.prototype.addConnection_=function(a){if(a.inDB_)throw"Connection already in database.";for(var b=0,c=this.length;b<c;){var d=Math.floor((b+c)/2);if(this[d].y_<a.y_)b=d+1;else if(this[d].y_>a.y_)c=d;else{b=d;break}}this.splice(b,0,a);a.inDB_=!0};
+Blockly.Connection.prototype.setHidden=function(a){(this.hidden_=a)&&this.inDB_?this.dbList_[this.type].removeConnection_(this):a||this.inDB_||this.dbList_[this.type].addConnection_(this)};Blockly.Connection.prototype.hideAll=function(){this.setHidden(!0);if(this.targetConnection)for(var a=this.targetBlock().getDescendants(),b=0;b<a.length;b++){for(var c=a[b],d=c.getConnections_(!0),e=0;e<d.length;e++)d[e].setHidden(!0);c=c.getIcons();for(d=0;d<c.length;d++)c[d].setVisible(!1)}};
+Blockly.Connection.prototype.unhideAll=function(){this.setHidden(!1);var a=[];if(this.type!=Blockly.INPUT_VALUE&&this.type!=Blockly.NEXT_STATEMENT)return a;var b=this.targetBlock();if(b){var c;b.isCollapsed()?(c=[],b.outputConnection&&c.push(b.outputConnection),b.nextConnection&&c.push(b.nextConnection),b.previousConnection&&c.push(b.previousConnection)):c=b.getConnections_(!0);for(var d=0;d<c.length;d++)a.push.apply(a,c[d].unhideAll());0==a.length&&(a[0]=b)}return a};Blockly.ConnectionDB=function(){};
+Blockly.ConnectionDB.prototype=[];Blockly.ConnectionDB.constructor=Blockly.ConnectionDB;Blockly.ConnectionDB.prototype.addConnection_=function(a){if(a.inDB_)throw"Connection already in database.";if(!a.sourceBlock_.isInFlyout){for(var b=0,c=this.length;b<c;){var d=Math.floor((b+c)/2);if(this[d].y_<a.y_)b=d+1;else if(this[d].y_>a.y_)c=d;else{b=d;break}}this.splice(b,0,a);a.inDB_=!0}};
 Blockly.ConnectionDB.prototype.removeConnection_=function(a){if(!a.inDB_)throw"Connection not in database.";a.inDB_=!1;for(var b=0,c=this.length-2,d=c;b<d;)this[d].y_<a.y_?b=d:c=d,d=Math.floor((b+c)/2);for(c=b=d;0<=b&&this[b].y_==a.y_;){if(this[b]==a){this.splice(b,1);return}b--}do{if(this[c]==a){this.splice(c,1);return}c++}while(c<this.length&&this[c].y_==a.y_);throw"Unable to find connection in connectionDB.";};
-Blockly.ConnectionDB.init=function(a){var b=[];b[Blockly.INPUT_VALUE]=new Blockly.ConnectionDB;b[Blockly.OUTPUT_VALUE]=new Blockly.ConnectionDB;b[Blockly.NEXT_STATEMENT]=new Blockly.ConnectionDB;b[Blockly.PREVIOUS_STATEMENT]=new Blockly.ConnectionDB;a.connectionDBList=b};
-// Copyright 2011 Google Inc.  Apache License 2.0
-Blockly.ContextMenu={};Blockly.ContextMenu.currentBlock=null;
-Blockly.ContextMenu.show=function(a,b){Blockly.WidgetDiv.show(Blockly.ContextMenu,null);if(b.length){for(var c=new goog.ui.Menu,d=0,e;e=b[d];d++){var f=new goog.ui.MenuItem(e.text);c.addItem(f);f.setEnabled(e.enabled);e.enabled&&goog.events.listen(f,goog.ui.Component.EventType.ACTION,function(a){return function(){Blockly.doCommand(a)}}(e.callback))}goog.events.listen(c,goog.ui.Component.EventType.ACTION,Blockly.ContextMenu.hide);e=goog.dom.getViewportSize();f=goog.style.getViewportPageOffset(document);
-c.render(Blockly.WidgetDiv.DIV);var g=c.getElement();Blockly.addClass_(g,"blocklyContextMenu");var h=goog.style.getSize(g),d=a.clientX+f.x,k=a.clientY+f.y;a.clientY+h.height>=e.height&&(k-=h.height);Blockly.RTL?h.width>=a.clientX&&(d+=h.width):a.clientX+h.width>=e.width&&(d-=h.width);Blockly.WidgetDiv.position(d,k,e,f);c.setAllowAutoFocus(!0);setTimeout(function(){g.focus()},1);Blockly.ContextMenu.currentBlock=null}else Blockly.ContextMenu.hide()};
-Blockly.ContextMenu.hide=function(){Blockly.WidgetDiv.hideIfOwner(Blockly.ContextMenu);Blockly.ContextMenu.currentBlock=null};Blockly.ContextMenu.callbackFactory=function(a,b){return function(){var c=Blockly.Xml.domToBlock(a.workspace,b),d=a.getRelativeToSurfaceXY();d.x=Blockly.RTL?d.x-Blockly.SNAP_RADIUS:d.x+Blockly.SNAP_RADIUS;d.y+=2*Blockly.SNAP_RADIUS;c.moveBy(d.x,d.y);c.select()}};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.Field=function(a){this.sourceBlock_=null;this.fieldGroup_=Blockly.createSvgElement("g",{},null);this.borderRect_=Blockly.createSvgElement("rect",{rx:4,ry:4,x:-Blockly.BlockSvg.SEP_SPACE_X/2,y:-12,height:16},this.fieldGroup_);this.textElement_=Blockly.createSvgElement("text",{"class":"blocklyText"},this.fieldGroup_);this.size_={height:25,width:0};this.setText(a);this.visible_=!0};Blockly.Field.prototype.clone=function(){goog.asserts.fail("There should never be an instance of Field, only its derived classes.")};
-Blockly.Field.NBSP="\u00a0";Blockly.Field.prototype.EDITABLE=!0;Blockly.Field.prototype.init=function(a){if(this.sourceBlock_)throw"Field has already been initialized once.";this.sourceBlock_=a;this.updateEditable();a.getSvgRoot().appendChild(this.fieldGroup_);this.mouseUpWrapper_=Blockly.bindEvent_(this.fieldGroup_,"mouseup",this,this.onMouseUp_);this.setText(null)};
-Blockly.Field.prototype.dispose=function(){this.mouseUpWrapper_&&(Blockly.unbindEvent_(this.mouseUpWrapper_),this.mouseUpWrapper_=null);this.sourceBlock_=null;goog.dom.removeNode(this.fieldGroup_);this.borderRect_=this.textElement_=this.fieldGroup_=null};
-Blockly.Field.prototype.updateEditable=function(){this.EDITABLE&&(this.sourceBlock_.isEditable()?(Blockly.addClass_(this.fieldGroup_,"blocklyEditableText"),Blockly.removeClass_(this.fieldGroup_,"blocklyNoNEditableText"),this.fieldGroup_.style.cursor=this.CURSOR):(Blockly.addClass_(this.fieldGroup_,"blocklyNonEditableText"),Blockly.removeClass_(this.fieldGroup_,"blocklyEditableText"),this.fieldGroup_.style.cursor=""))};Blockly.Field.prototype.isVisible=function(){return this.visible_};
-Blockly.Field.prototype.setVisible=function(a){this.visible_=a;this.getRootElement().style.display=a?"block":"none"};Blockly.Field.prototype.getRootElement=function(){return this.fieldGroup_};Blockly.Field.prototype.render_=function(){var a=this.textElement_.getComputedTextLength();this.borderRect_&&this.borderRect_.setAttribute("width",a+Blockly.BlockSvg.SEP_SPACE_X);this.size_.width=a};Blockly.Field.prototype.getSize=function(){this.size_.width||this.render_();return this.size_};
-Blockly.Field.prototype.getText=function(){return this.text_};Blockly.Field.prototype.setText=function(a){null!==a&&a!==this.text_&&(this.text_=a,this.updateTextNode_(),this.sourceBlock_&&this.sourceBlock_.rendered&&(this.sourceBlock_.render(),this.sourceBlock_.bumpNeighbours_(),this.sourceBlock_.workspace.fireChangeEvent()))};
-Blockly.Field.prototype.updateTextNode_=function(){var a=this.text_;goog.dom.removeChildren(this.textElement_);a=a.replace(/\s/g,Blockly.Field.NBSP);Blockly.RTL&&a&&(a+="\u200f");a||(a=Blockly.Field.NBSP);a=document.createTextNode(a);this.textElement_.appendChild(a);this.size_.width=0};Blockly.Field.prototype.getValue=function(){return this.getText()};Blockly.Field.prototype.setValue=function(a){this.setText(a)};
-Blockly.Field.prototype.onMouseUp_=function(a){Blockly.isRightButton(a)||2!=Blockly.Block.dragMode_&&this.sourceBlock_.isEditable()&&this.showEditor_()};Blockly.Field.prototype.setTooltip=function(a){};
-// Copyright 2011 Google Inc.  Apache License 2.0
-Blockly.Tooltip={};Blockly.Tooltip.visible=!1;Blockly.Tooltip.LIMIT=50;Blockly.Tooltip.mouseOutPid_=0;Blockly.Tooltip.showPid_=0;Blockly.Tooltip.lastXY_={x:0,y:0};Blockly.Tooltip.element_=null;Blockly.Tooltip.poisonedElement_=null;Blockly.Tooltip.svgGroup_=null;Blockly.Tooltip.svgText_=null;Blockly.Tooltip.svgBackground_=null;Blockly.Tooltip.svgShadow_=null;Blockly.Tooltip.OFFSET_X=0;Blockly.Tooltip.OFFSET_Y=10;Blockly.Tooltip.RADIUS_OK=10;Blockly.Tooltip.HOVER_MS=1E3;Blockly.Tooltip.MARGINS=5;
+Blockly.ConnectionDB.init=function(a){var b=[];b[Blockly.INPUT_VALUE]=new Blockly.ConnectionDB;b[Blockly.OUTPUT_VALUE]=new Blockly.ConnectionDB;b[Blockly.NEXT_STATEMENT]=new Blockly.ConnectionDB;b[Blockly.PREVIOUS_STATEMENT]=new Blockly.ConnectionDB;a.connectionDBList=b};Blockly.Field=function(a){this.size_=new goog.math.Size(0,25);this.setText(a)};Blockly.Field.prototype.sourceBlock_=null;Blockly.Field.prototype.visible_=!0;Blockly.Field.prototype.clone=function(){goog.asserts.fail("There should never be an instance of Field, only its derived classes.")};Blockly.Field.NBSP="\u00a0";Blockly.Field.prototype.EDITABLE=!0;
+Blockly.Field.prototype.init=function(a){this.sourceBlock_||(this.sourceBlock_=a,this.fieldGroup_=Blockly.createSvgElement("g",{},null),this.visible_||(this.fieldGroup_.style.display="none"),this.borderRect_=Blockly.createSvgElement("rect",{rx:4,ry:4,x:-Blockly.BlockSvg.SEP_SPACE_X/2,y:-12,height:16},this.fieldGroup_),this.textElement_=Blockly.createSvgElement("text",{"class":"blocklyText"},this.fieldGroup_),this.updateEditable(),a.getSvgRoot().appendChild(this.fieldGroup_),this.mouseUpWrapper_=Blockly.bindEvent_(this.fieldGroup_,
+"mouseup",this,this.onMouseUp_),this.updateTextNode_())};Blockly.Field.prototype.dispose=function(){this.mouseUpWrapper_&&(Blockly.unbindEvent_(this.mouseUpWrapper_),this.mouseUpWrapper_=null);this.sourceBlock_=null;goog.dom.removeNode(this.fieldGroup_);this.borderRect_=this.textElement_=this.fieldGroup_=null};
+Blockly.Field.prototype.updateEditable=function(){this.EDITABLE&&this.sourceBlock_&&(this.sourceBlock_.isEditable()?(Blockly.addClass_(this.fieldGroup_,"blocklyEditableText"),Blockly.removeClass_(this.fieldGroup_,"blocklyNoNEditableText"),this.fieldGroup_.style.cursor=this.CURSOR):(Blockly.addClass_(this.fieldGroup_,"blocklyNonEditableText"),Blockly.removeClass_(this.fieldGroup_,"blocklyEditableText"),this.fieldGroup_.style.cursor=""))};Blockly.Field.prototype.isVisible=function(){return this.visible_};
+Blockly.Field.prototype.setVisible=function(a){if(this.visible_!=a){this.visible_=a;var b=this.getSvgRoot();b&&(b.style.display=a?"block":"none",this.render_())}};Blockly.Field.prototype.getSvgRoot=function(){return this.fieldGroup_};
+Blockly.Field.prototype.render_=function(){if(this.visible_&&this.textElement_){try{var a=this.textElement_.getComputedTextLength()}catch(b){a=8*this.textElement_.textContent.length}this.borderRect_&&this.borderRect_.setAttribute("width",a+Blockly.BlockSvg.SEP_SPACE_X)}else a=0;this.size_.width=a};Blockly.Field.prototype.getSize=function(){this.size_.width||this.render_();return this.size_};Blockly.Field.prototype.getText=function(){return this.text_};
+Blockly.Field.prototype.setText=function(a){null!==a&&a!==this.text_&&(this.text_=a,this.updateTextNode_(),this.sourceBlock_&&this.sourceBlock_.rendered&&(this.sourceBlock_.render(),this.sourceBlock_.bumpNeighbours_(),this.sourceBlock_.workspace.fireChangeEvent()))};
+Blockly.Field.prototype.updateTextNode_=function(){if(this.textElement_){var a=this.text_;goog.dom.removeChildren(this.textElement_);a=a.replace(/\s/g,Blockly.Field.NBSP);Blockly.RTL&&a&&(a+="\u200f");a||(a=Blockly.Field.NBSP);a=document.createTextNode(a);this.textElement_.appendChild(a);this.size_.width=0}};Blockly.Field.prototype.getValue=function(){return this.getText()};Blockly.Field.prototype.setValue=function(a){this.setText(a)};
+Blockly.Field.prototype.onMouseUp_=function(a){if(!goog.userAgent.IPHONE&&!goog.userAgent.IPAD||goog.userAgent.isVersionOrHigher("537.51.2")||0===a.layerX||0===a.layerY)Blockly.isRightButton(a)||2!=Blockly.dragMode_&&this.sourceBlock_.isEditable()&&this.showEditor_()};Blockly.Field.prototype.setTooltip=function(a){};Blockly.Tooltip={};Blockly.Tooltip.visible=!1;Blockly.Tooltip.LIMIT=50;Blockly.Tooltip.mouseOutPid_=0;Blockly.Tooltip.showPid_=0;Blockly.Tooltip.lastXY_={x:0,y:0};Blockly.Tooltip.element_=null;Blockly.Tooltip.poisonedElement_=null;Blockly.Tooltip.svgGroup_=null;Blockly.Tooltip.svgText_=null;Blockly.Tooltip.svgBackground_=null;Blockly.Tooltip.svgShadow_=null;Blockly.Tooltip.OFFSET_X=0;Blockly.Tooltip.OFFSET_Y=10;Blockly.Tooltip.RADIUS_OK=20;Blockly.Tooltip.HOVER_MS=0;Blockly.Tooltip.MARGINS=5;
 Blockly.Tooltip.createDom=function(){var a=Blockly.createSvgElement("g",{"class":"blocklyHidden"},null);Blockly.Tooltip.svgGroup_=a;Blockly.Tooltip.svgShadow_=Blockly.createSvgElement("rect",{"class":"blocklyTooltipShadow",x:2,y:2},a);Blockly.Tooltip.svgBackground_=Blockly.createSvgElement("rect",{"class":"blocklyTooltipBackground"},a);Blockly.Tooltip.svgText_=Blockly.createSvgElement("text",{"class":"blocklyTooltipText"},a);return a};
-Blockly.Tooltip.bindMouseEvents=function(a){Blockly.bindEvent_(a,"mouseover",null,Blockly.Tooltip.onMouseOver_);Blockly.bindEvent_(a,"mouseout",null,Blockly.Tooltip.onMouseOut_);Blockly.bindEvent_(a,"mousemove",null,Blockly.Tooltip.onMouseMove_)};Blockly.Tooltip.onMouseOver_=function(a){for(a=a.target;!goog.isString(a.tooltip)&&!goog.isFunction(a.tooltip);)a=a.tooltip;Blockly.Tooltip.element_!=a&&(Blockly.Tooltip.hide(),Blockly.Tooltip.poisonedElement_=null,Blockly.Tooltip.element_=a);window.clearTimeout(Blockly.Tooltip.mouseOutPid_)};
-Blockly.Tooltip.onMouseOut_=function(a){Blockly.Tooltip.mouseOutPid_=window.setTimeout(function(){Blockly.Tooltip.element_=null;Blockly.Tooltip.poisonedElement_=null;Blockly.Tooltip.hide()},1);window.clearTimeout(Blockly.Tooltip.showPid_)};
-Blockly.Tooltip.onMouseMove_=function(a){if(Blockly.Tooltip.element_&&Blockly.Tooltip.element_.tooltip&&0==Blockly.Block.dragMode_&&!Blockly.WidgetDiv.isVisible())if(Blockly.Tooltip.visible){a=Blockly.mouseToSvg(a);var b=Blockly.Tooltip.lastXY_.y-a.y;Math.sqrt(Math.pow(Blockly.Tooltip.lastXY_.x-a.x,2)+Math.pow(b,2))>Blockly.Tooltip.RADIUS_OK&&Blockly.Tooltip.hide()}else Blockly.Tooltip.poisonedElement_!=Blockly.Tooltip.element_&&(window.clearTimeout(Blockly.Tooltip.showPid_),Blockly.Tooltip.lastXY_=
-Blockly.mouseToSvg(a),Blockly.Tooltip.showPid_=window.setTimeout(Blockly.Tooltip.show_,Blockly.Tooltip.HOVER_MS))};Blockly.Tooltip.hide=function(){Blockly.Tooltip.visible&&(Blockly.Tooltip.visible=!1,Blockly.Tooltip.svgGroup_&&(Blockly.Tooltip.svgGroup_.style.display="none"));window.clearTimeout(Blockly.Tooltip.showPid_)};
+Blockly.Tooltip.bindMouseEvents=function(a){Blockly.bindEvent_(a,"mouseover",null,Blockly.Tooltip.onMouseOver_);Blockly.bindEvent_(a,"mouseout",null,Blockly.Tooltip.onMouseOut_);Blockly.bindEvent_(a,"mousemove",null,Blockly.Tooltip.onMouseMove_)};Blockly.Tooltip.onMouseOver_=function(a){for(a=a.target;!goog.isString(a.tooltip)&&!goog.isFunction(a.tooltip);)a=a.tooltip;Blockly.Tooltip.element_!=a&&(Blockly.Tooltip.hide(),Blockly.Tooltip.poisonedElement_=null,Blockly.Tooltip.element_=a);clearTimeout(Blockly.Tooltip.mouseOutPid_)};
+Blockly.Tooltip.onMouseOut_=function(a){Blockly.Tooltip.mouseOutPid_=setTimeout(function(){Blockly.Tooltip.element_=null;Blockly.Tooltip.poisonedElement_=null;Blockly.Tooltip.hide()},1);clearTimeout(Blockly.Tooltip.showPid_)};
+Blockly.Tooltip.onMouseMove_=function(a){if(Blockly.Tooltip.element_&&Blockly.Tooltip.element_.tooltip&&0==Blockly.dragMode_&&!Blockly.WidgetDiv.isVisible())if(Blockly.Tooltip.visible){a=Blockly.mouseToSvg(a);var b=Blockly.Tooltip.lastXY_.y-a.y;Math.sqrt(Math.pow(Blockly.Tooltip.lastXY_.x-a.x,2)+Math.pow(b,2))>Blockly.Tooltip.RADIUS_OK&&Blockly.Tooltip.hide()}else Blockly.Tooltip.poisonedElement_!=Blockly.Tooltip.element_&&(clearTimeout(Blockly.Tooltip.showPid_),Blockly.Tooltip.lastXY_=Blockly.mouseToSvg(a),
+Blockly.Tooltip.showPid_=setTimeout(Blockly.Tooltip.show_,Blockly.Tooltip.HOVER_MS))};Blockly.Tooltip.hide=function(){Blockly.Tooltip.visible&&(Blockly.Tooltip.visible=!1,Blockly.Tooltip.svgGroup_&&(Blockly.Tooltip.svgGroup_.style.display="none"));clearTimeout(Blockly.Tooltip.showPid_)};
 Blockly.Tooltip.show_=function(){Blockly.Tooltip.poisonedElement_=Blockly.Tooltip.element_;if(Blockly.Tooltip.svgGroup_){goog.dom.removeChildren(Blockly.Tooltip.svgText_);var a=Blockly.Tooltip.element_.tooltip;goog.isFunction(a)&&(a=a());for(var a=Blockly.Tooltip.wrap_(a,Blockly.Tooltip.LIMIT),a=a.split("\n"),b=0;b<a.length;b++){var c=Blockly.createSvgElement("tspan",{dy:"1em",x:Blockly.Tooltip.MARGINS},Blockly.Tooltip.svgText_),d=document.createTextNode(a[b]);c.appendChild(d)}Blockly.Tooltip.visible=
 !0;Blockly.Tooltip.svgGroup_.style.display="block";a=Blockly.Tooltip.svgText_.getBBox();b=2*Blockly.Tooltip.MARGINS+a.width;c=a.height;Blockly.Tooltip.svgBackground_.setAttribute("width",b);Blockly.Tooltip.svgBackground_.setAttribute("height",c);Blockly.Tooltip.svgShadow_.setAttribute("width",b);Blockly.Tooltip.svgShadow_.setAttribute("height",c);if(Blockly.RTL)for(var c=a.width,d=0,e;e=Blockly.Tooltip.svgText_.childNodes[d];d++)e.setAttribute("text-anchor","end"),e.setAttribute("x",c+Blockly.Tooltip.MARGINS);
 c=Blockly.Tooltip.lastXY_.x;c=Blockly.RTL?c-(Blockly.Tooltip.OFFSET_X+b):c+Blockly.Tooltip.OFFSET_X;b=Blockly.Tooltip.lastXY_.y+Blockly.Tooltip.OFFSET_Y;d=Blockly.svgSize();b+a.height>d.height&&(b-=a.height+2*Blockly.Tooltip.OFFSET_Y);Blockly.RTL?c=Math.max(Blockly.Tooltip.MARGINS,c):c+a.width>d.width-2*Blockly.Tooltip.MARGINS&&(c=d.width-a.width-2*Blockly.Tooltip.MARGINS);Blockly.Tooltip.svgGroup_.setAttribute("transform","translate("+c+","+b+")")}};
 Blockly.Tooltip.wrap_=function(a,b){if(a.length<=b)return a;for(var c=a.trim().split(/\s+/),d=0;d<c.length;d++)c[d].length>b&&(b=c[d].length);var e,d=-Infinity,f,g=1;do{e=d;f=a;for(var h=[],k=c.length/g,l=1,d=0;d<c.length-1;d++)l<(d+1.5)/k?(l++,h[d]=!0):h[d]=!1;h=Blockly.Tooltip.wrapMutate_(c,h,b);d=Blockly.Tooltip.wrapScore_(c,h,b);a=Blockly.Tooltip.wrapToText_(c,h);g++}while(d>e);return f};
-Blockly.Tooltip.wrapScore_=function(a,b,c){for(var d=[0],e=[],f=0;f<a.length;f++)d[d.length-1]+=a[f].length,!0===b[f]?(d.push(0),e.push(a[f].charAt(a[f].length-1))):!1===b[f]&&d[d.length-1]++;a=Math.max.apply(Math,d);for(f=b=0;f<d.length;f++)b-=2*Math.pow(Math.abs(c-d[f]),1.5),b-=Math.pow(a-d[f],1.5),-1!=".?!".indexOf(e[f])?b+=c/3:-1!=",;)]}".indexOf(e[f])&&(b+=c/4);1<d.length&&d[d.length-1]<=d[d.length-2]&&(b+=0.5);return b};
-Blockly.Tooltip.wrapMutate_=function(a,b,c){for(var d=Blockly.Tooltip.wrapScore_(a,b,c),e,f=0;f<b.length-1;f++)if(b[f]!=b[f+1]){var g=[].concat(b);g[f]=!g[f];g[f+1]=!g[f+1];var h=Blockly.Tooltip.wrapScore_(a,g,c);h>d&&(d=h,e=g)}return e?Blockly.Tooltip.wrapMutate_(a,e,c):b};Blockly.Tooltip.wrapToText_=function(a,b){for(var c=[],d=0;d<a.length;d++)c.push(a[d]),void 0!==b[d]&&c.push(b[d]?"\n":" ");return c.join("")};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.FieldLabel=function(a){this.sourceBlock_=null;this.textElement_=Blockly.createSvgElement("text",{"class":"blocklyText"},null);this.size_={height:25,width:0};this.setText(a)};goog.inherits(Blockly.FieldLabel,Blockly.Field);Blockly.FieldLabel.prototype.clone=function(){return new Blockly.FieldLabel(this.getText())};Blockly.FieldLabel.prototype.EDITABLE=!1;
-Blockly.FieldLabel.prototype.init=function(a){if(this.sourceBlock_)throw"Text has already been initialized once.";this.sourceBlock_=a;a.getSvgRoot().appendChild(this.textElement_);this.textElement_.tooltip=this.sourceBlock_;Blockly.Tooltip.bindMouseEvents(this.textElement_)};Blockly.FieldLabel.prototype.dispose=function(){goog.dom.removeNode(this.textElement_);this.textElement_=null};Blockly.FieldLabel.prototype.getRootElement=function(){return this.textElement_};
-Blockly.FieldLabel.prototype.setTooltip=function(a){this.textElement_.tooltip=a};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.Input=function(a,b,c,d){this.type=a;this.name=b;this.sourceBlock_=c;this.connection=d;this.fieldRow=[];this.align=Blockly.ALIGN_LEFT;this.visible_=!0};
-Blockly.Input.prototype.appendField=function(a,b){if(!a&&!b)return this;goog.isString(a)&&(a=new Blockly.FieldLabel(a));this.sourceBlock_.svg_&&a.init(this.sourceBlock_);a.name=b;a.prefixField&&this.appendField(a.prefixField);this.fieldRow.push(a);a.suffixField&&this.appendField(a.suffixField);this.sourceBlock_.rendered&&(this.sourceBlock_.render(),this.sourceBlock_.bumpNeighbours_());return this};
+Blockly.Tooltip.wrapScore_=function(a,b,c){for(var d=[0],e=[],f=0;f<a.length;f++)d[d.length-1]+=a[f].length,!0===b[f]?(d.push(0),e.push(a[f].charAt(a[f].length-1))):!1===b[f]&&d[d.length-1]++;a=Math.max.apply(Math,d);for(f=b=0;f<d.length;f++)b-=2*Math.pow(Math.abs(c-d[f]),1.5),b-=Math.pow(a-d[f],1.5),-1!=".?!".indexOf(e[f])?b+=c/3:-1!=",;)]}".indexOf(e[f])&&(b+=c/4);1<d.length&&d[d.length-1]<=d[d.length-2]&&(b+=.5);return b};
+Blockly.Tooltip.wrapMutate_=function(a,b,c){for(var d=Blockly.Tooltip.wrapScore_(a,b,c),e,f=0;f<b.length-1;f++)if(b[f]!=b[f+1]){var g=[].concat(b);g[f]=!g[f];g[f+1]=!g[f+1];var h=Blockly.Tooltip.wrapScore_(a,g,c);h>d&&(d=h,e=g)}return e?Blockly.Tooltip.wrapMutate_(a,e,c):b};Blockly.Tooltip.wrapToText_=function(a,b){for(var c=[],d=0;d<a.length;d++)c.push(a[d]),void 0!==b[d]&&c.push(b[d]?"\n":" ");return c.join("")};Blockly.FieldLabel=function(a){this.sourceBlock_=null;this.size_=new goog.math.Size(0,25);this.setText(a)};goog.inherits(Blockly.FieldLabel,Blockly.Field);Blockly.FieldLabel.prototype.clone=function(){return new Blockly.FieldLabel(this.getText())};Blockly.FieldLabel.prototype.EDITABLE=!1;
+Blockly.FieldLabel.prototype.init=function(a){this.sourceBlock_||(this.sourceBlock_=a,this.textElement_=Blockly.createSvgElement("text",{"class":"blocklyText"},null),this.visible_||(this.textElement_.style.display="none"),a.getSvgRoot().appendChild(this.textElement_),this.textElement_.tooltip=this.sourceBlock_,Blockly.Tooltip.bindMouseEvents(this.textElement_),this.updateTextNode_())};Blockly.FieldLabel.prototype.dispose=function(){goog.dom.removeNode(this.textElement_);this.textElement_=null};
+Blockly.FieldLabel.prototype.getSvgRoot=function(){return this.textElement_};Blockly.FieldLabel.prototype.setTooltip=function(a){this.textElement_.tooltip=a};Blockly.Input=function(a,b,c,d){this.type=a;this.name=b;this.sourceBlock_=c;this.connection=d;this.fieldRow=[];this.align=Blockly.ALIGN_LEFT;this.visible_=!0};
+Blockly.Input.prototype.appendField=function(a,b){if(!a&&!b)return this;goog.isString(a)&&(a=new Blockly.FieldLabel(a));this.sourceBlock_.rendered&&a.init(this.sourceBlock_);a.name=b;a.prefixField&&this.appendField(a.prefixField);this.fieldRow.push(a);a.suffixField&&this.appendField(a.suffixField);this.sourceBlock_.rendered&&(this.sourceBlock_.render(),this.sourceBlock_.bumpNeighbours_());return this};
 Blockly.Input.prototype.appendTitle=function(a,b){console.log("Deprecated call to appendTitle, use appendField instead.");return this.appendField(a,b)};Blockly.Input.prototype.removeField=function(a){for(var b=0,c;c=this.fieldRow[b];b++)if(c.name===a){c.dispose();this.fieldRow.splice(b,1);this.sourceBlock_.rendered&&(this.sourceBlock_.render(),this.sourceBlock_.bumpNeighbours_());return}goog.asserts.fail('Field "%s" not found.',a)};Blockly.Input.prototype.isVisible=function(){return this.visible_};
-Blockly.Input.prototype.setVisible=function(a){var b=[];if(this.visible_==a)return b;for(var c=(this.visible_=a)?"block":"none",d=0,e;e=this.fieldRow[d];d++)e.setVisible(a);this.connection&&(a?b=this.connection.unhideAll():this.connection.hideAll(),d=this.connection.targetBlock())&&(d.svg_.getRootElement().style.display=c,a||(d.rendered=!1));return b};Blockly.Input.prototype.setCheck=function(a){if(!this.connection)throw"This input does not have a connection.";this.connection.setCheck(a);return this};
-Blockly.Input.prototype.setAlign=function(a){this.align=a;this.sourceBlock_.rendered&&this.sourceBlock_.render();return this};Blockly.Input.prototype.init=function(){for(var a=0;a<this.fieldRow.length;a++)this.fieldRow[a].init(this.sourceBlock_)};Blockly.Input.prototype.dispose=function(){for(var a=0,b;b=this.fieldRow[a];a++)b.dispose();this.connection&&this.connection.dispose();this.sourceBlock_=null};
-// Copyright 2013 Google Inc.  Apache License 2.0
-Blockly.Msg={};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.Mutator=function(a){Blockly.Mutator.superClass_.constructor.call(this,null);this.quarkXml_=[];for(var b=0;b<a.length;b++){var c=goog.dom.createDom("block",{type:a[b]});this.quarkXml_[b]=c}};goog.inherits(Blockly.Mutator,Blockly.Icon);Blockly.Mutator.prototype.workspaceWidth_=0;Blockly.Mutator.prototype.workspaceHeight_=0;
-Blockly.Mutator.prototype.createIcon=function(){Blockly.Icon.prototype.createIcon_.call(this);var a=Blockly.Icon.RADIUS/2;Blockly.createSvgElement("rect",{"class":"blocklyIconShield",width:4*a,height:4*a,rx:a,ry:a},this.iconGroup_);this.iconMark_=Blockly.createSvgElement("text",{"class":"blocklyIconMark",x:Blockly.Icon.RADIUS,y:2*Blockly.Icon.RADIUS-4},this.iconGroup_);this.iconMark_.appendChild(document.createTextNode("\u2605"))};
-Blockly.Mutator.prototype.iconClick_=function(a){this.block_.isEditable()&&Blockly.Icon.prototype.iconClick_.call(this,a)};
-Blockly.Mutator.prototype.createEditor_=function(){this.svgDialog_=Blockly.createSvgElement("svg",{x:Blockly.Bubble.BORDER_WIDTH,y:Blockly.Bubble.BORDER_WIDTH},null);Blockly.createSvgElement("rect",{"class":"blocklyMutatorBackground",height:"100%",width:"100%"},this.svgDialog_);var a=this;this.workspace_=new Blockly.Workspace(function(){return a.getFlyoutMetrics_()},null);this.flyout_=new Blockly.Flyout;this.flyout_.autoClose=!1;this.svgDialog_.appendChild(this.flyout_.createDom());this.svgDialog_.appendChild(this.workspace_.createDom());
-return this.svgDialog_};Blockly.Mutator.prototype.updateEditable=function(){this.block_.isEditable()?Blockly.Icon.prototype.updateEditable.call(this):(this.setVisible(!1),Blockly.removeClass_(this.iconGroup_,"blocklyIconGroup"))};
-Blockly.Mutator.prototype.resizeBubble_=function(){var a=2*Blockly.Bubble.BORDER_WIDTH,b=this.workspace_.getCanvas().getBBox(),c=this.flyout_.getMetrics_(),d;d=Blockly.RTL?-b.x:b.width+b.x;b=Math.max(b.height+3*a,c.contentHeight+20);d+=3*a;if(Math.abs(this.workspaceWidth_-d)>a||Math.abs(this.workspaceHeight_-b)>a)this.workspaceWidth_=d,this.workspaceHeight_=b,this.bubble_.setBubbleSize(d+a,b+a),this.svgDialog_.setAttribute("width",this.workspaceWidth_),this.svgDialog_.setAttribute("height",this.workspaceHeight_);
-Blockly.RTL&&(a="translate("+this.workspaceWidth_+",0)",this.workspace_.getCanvas().setAttribute("transform",a))};
-Blockly.Mutator.prototype.setVisible=function(a){if(a!=this.isVisible())if(a){this.bubble_=new Blockly.Bubble(this.block_.workspace,this.createEditor_(),this.block_.svg_.svgPath_,this.iconX_,this.iconY_,null,null);var b=this;this.flyout_.init(this.workspace_,!1);this.flyout_.show(this.quarkXml_);this.rootBlock_=this.block_.decompose(this.workspace_);a=this.rootBlock_.getDescendants();for(var c=0,d;d=a[c];c++)d.render();this.rootBlock_.setMovable(!1);this.rootBlock_.setDeletable(!1);a=2*this.flyout_.CORNER_RADIUS;
-c=this.flyout_.width_+a;Blockly.RTL&&(c=-c);this.rootBlock_.moveBy(c,a);this.block_.saveConnections&&(this.block_.saveConnections(this.rootBlock_),this.sourceListener_=Blockly.bindEvent_(this.block_.workspace.getCanvas(),"blocklyWorkspaceChange",this.block_,function(){b.block_.saveConnections(b.rootBlock_)}));this.resizeBubble_();Blockly.bindEvent_(this.workspace_.getCanvas(),"blocklyWorkspaceChange",this.block_,function(){b.workspaceChanged_()});this.updateColour()}else this.svgDialog_=null,this.flyout_.dispose(),
-this.flyout_=null,this.workspace_.dispose(),this.rootBlock_=this.workspace_=null,this.bubble_.dispose(),this.bubble_=null,this.workspaceHeight_=this.workspaceWidth_=0,this.sourceListener_&&(Blockly.unbindEvent_(this.sourceListener_),this.sourceListener_=null)};
-Blockly.Mutator.prototype.workspaceChanged_=function(){if(0==Blockly.Block.dragMode_)for(var a=this.workspace_.getTopBlocks(!1),b=0,c;c=a[b];b++){var d=c.getRelativeToSurfaceXY(),e=c.getHeightWidth();(Blockly.RTL?d.x>-this.flyout_.width_+20:d.x<this.flyout_.width_-20)?c.dispose(!1,!0):20>d.y+e.height&&c.moveBy(0,20-e.height-d.y)}this.rootBlock_.workspace==this.workspace_&&(a=this.block_.rendered,this.block_.rendered=!1,this.block_.compose(this.rootBlock_),this.block_.rendered=a,this.block_.rendered&&
-this.block_.render(),this.resizeBubble_(),this.block_.workspace.fireChangeEvent())};Blockly.Mutator.prototype.getFlyoutMetrics_=function(){var a=0;Blockly.RTL&&(a+=this.workspaceWidth_);return{viewHeight:this.workspaceHeight_,viewWidth:0,absoluteTop:0,absoluteLeft:a}};Blockly.Mutator.prototype.dispose=function(){this.block_.mutator=null;Blockly.Icon.prototype.dispose.call(this)};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.Warning=function(a){Blockly.Warning.superClass_.constructor.call(this,a);this.createIcon_()};goog.inherits(Blockly.Warning,Blockly.Icon);Blockly.Warning.textToDom_=function(a){var b=Blockly.createSvgElement("text",{"class":"blocklyText blocklyBubbleText",y:Blockly.Bubble.BORDER_WIDTH},null);a=a.split("\n");for(var c=0;c<a.length;c++){var d=Blockly.createSvgElement("tspan",{dy:"1em",x:Blockly.Bubble.BORDER_WIDTH},b),e=document.createTextNode(a[c]);d.appendChild(e)}return b};
-Blockly.Warning.prototype.text_="";Blockly.Warning.prototype.createIcon_=function(){Blockly.Icon.prototype.createIcon_.call(this);Blockly.createSvgElement("path",{"class":"blocklyIconShield",d:"M 2,15 Q -1,15 0.5,12 L 6.5,1.7 Q 8,-1 9.5,1.7 L 15.5,12 Q 17,15 14,15 z"},this.iconGroup_);this.iconMark_=Blockly.createSvgElement("text",{"class":"blocklyIconMark",x:Blockly.Icon.RADIUS,y:2*Blockly.Icon.RADIUS-3},this.iconGroup_);this.iconMark_.appendChild(document.createTextNode("!"))};
-Blockly.Warning.prototype.setVisible=function(a){if(a!=this.isVisible())if(a){a=Blockly.Warning.textToDom_(this.text_);this.bubble_=new Blockly.Bubble(this.block_.workspace,a,this.block_.svg_.svgPath_,this.iconX_,this.iconY_,null,null);if(Blockly.RTL)for(var b=a.getBBox().width,c=0,d;d=a.childNodes[c];c++)d.setAttribute("text-anchor","end"),d.setAttribute("x",b+Blockly.Bubble.BORDER_WIDTH);this.updateColour();a=this.bubble_.getBubbleSize();this.bubble_.setBubbleSize(a.width,a.height)}else this.bubble_.dispose(),
-this.body_=this.bubble_=null};Blockly.Warning.prototype.bodyFocus_=function(a){this.bubble_.promote_()};Blockly.Warning.prototype.setText=function(a){this.text_!=a&&(this.text_=a,this.isVisible()&&(this.setVisible(!1),this.setVisible(!0)))};Blockly.Warning.prototype.dispose=function(){this.block_.warning=null;Blockly.Icon.prototype.dispose.call(this)};
-// Copyright 2011 Google Inc.  Apache License 2.0
-Blockly.uidCounter_=0;Blockly.getUidCounter=function(){return Blockly.uidCounter_};Blockly.setUidCounter=function(a){Blockly.uidCounter_=a};Blockly.genUid=function(){var a=(++Blockly.uidCounter_).toString();return Blockly.Realtime.isEnabled()?Blockly.Realtime.genUid(a):a};Blockly.Block=function(){goog.asserts.assert(0==arguments.length,"Please use Blockly.Block.obtain.")};
-Blockly.Block.obtain=function(a,b){if(Blockly.Realtime.isEnabled())return Blockly.Realtime.obtainBlock(a,b);var c=new Blockly.Block;c.initialize(a,b);return c};Blockly.Block.prototype.initialize=function(a,b){this.id=Blockly.genUid();a.addTopBlock(this);this.fill(a,b);goog.isFunction(this.onchange)&&Blockly.bindEvent_(a.getCanvas(),"blocklyWorkspaceChange",this,this.onchange)};
-Blockly.Block.prototype.fill=function(a,b){this.previousConnection=this.nextConnection=this.outputConnection=null;this.inputList=[];this.disabled=this.rendered=this.inputsInline=!1;this.tooltip="";this.contextMenu=!0;this.parentBlock_=null;this.childBlocks_=[];this.editable_=this.movable_=this.deletable_=!0;this.collapsed_=!1;this.workspace=a;this.isInFlyout=a.isFlyout;if(b){this.type=b;var c=Blockly.Blocks[b];goog.asserts.assertObject(c,'Error: "%s" is an unknown language block.',b);goog.mixin(this,
-c)}goog.isFunction(this.init)&&this.init()};Blockly.Block.getById=function(a,b){return Blockly.Realtime.isEnabled()?Blockly.Realtime.getBlockById(a):b.getBlockById(a)};Blockly.Block.prototype.svg_=null;Blockly.Block.prototype.mutator=null;Blockly.Block.prototype.comment=null;Blockly.Block.prototype.warning=null;Blockly.Block.prototype.getIcons=function(){var a=[];this.mutator&&a.push(this.mutator);this.comment&&a.push(this.comment);this.warning&&a.push(this.warning);return a};
-Blockly.Block.prototype.initSvg=function(){this.svg_=new Blockly.BlockSvg(this);this.svg_.init();Blockly.readOnly||Blockly.bindEvent_(this.svg_.getRootElement(),"mousedown",this,this.onMouseDown_);this.workspace.getCanvas().appendChild(this.svg_.getRootElement())};Blockly.Block.prototype.getSvgRoot=function(){return this.svg_&&this.svg_.getRootElement()};Blockly.Block.dragMode_=0;Blockly.Block.onMouseUpWrapper_=null;Blockly.Block.onMouseMoveWrapper_=null;
-Blockly.Block.terminateDrag_=function(){Blockly.Block.onMouseUpWrapper_&&(Blockly.unbindEvent_(Blockly.Block.onMouseUpWrapper_),Blockly.Block.onMouseUpWrapper_=null);Blockly.Block.onMouseMoveWrapper_&&(Blockly.unbindEvent_(Blockly.Block.onMouseMoveWrapper_),Blockly.Block.onMouseMoveWrapper_=null);var a=Blockly.selected;if(2==Blockly.Block.dragMode_&&a){var b=a.getRelativeToSurfaceXY();a.moveConnections_(b.x-a.startDragX,b.y-a.startDragY);delete a.draggedBubbles_;a.setDragging_(!1);a.render();goog.Timer.callOnce(a.bumpNeighbours_,
-Blockly.BUMP_DELAY,a);Blockly.fireUiEvent(window,"resize")}a&&a.workspace.fireChangeEvent();Blockly.Block.dragMode_=0};Blockly.Block.prototype.select=function(){goog.asserts.assertObject(this.svg_,"Block is not rendered.");Blockly.selected&&Blockly.selected.unselect();Blockly.selected=this;this.svg_.addSelect();Blockly.fireUiEvent(this.workspace.getCanvas(),"blocklySelectChange")};
-Blockly.Block.prototype.unselect=function(){goog.asserts.assertObject(this.svg_,"Block is not rendered.");Blockly.selected=null;this.svg_.removeSelect();Blockly.fireUiEvent(this.workspace.getCanvas(),"blocklySelectChange")};
-Blockly.Block.prototype.dispose=function(a,b,c){this.rendered=!1;this.unplug(a);b&&this.svg_&&this.svg_.disposeUiEffect();this.workspace&&!c&&(this.workspace.removeTopBlock(this),this.workspace=null);Blockly.selected==this&&(Blockly.selected=null,Blockly.terminateDrag_());Blockly.ContextMenu.currentBlock==this&&Blockly.ContextMenu.hide();for(a=this.childBlocks_.length-1;0<=a;a--)this.childBlocks_[a].dispose(!1);b=this.getIcons();for(a=0;a<b.length;a++)b[a].dispose();for(a=0;b=this.inputList[a];a++)b.dispose();
-this.inputList=[];b=this.getConnections_(!0);for(a=0;a<b.length;a++)c=b[a],c.targetConnection&&c.disconnect(),b[a].dispose();this.svg_&&(this.svg_.dispose(),this.svg_=null);Blockly.Realtime.isEnabled()&&!Blockly.Realtime.withinSync&&Blockly.Realtime.removeBlock(this)};
-Blockly.Block.prototype.unplug=function(a,b){b=b&&!!this.getParent();if(this.outputConnection)this.outputConnection.targetConnection&&this.setParent(null);else{var c=null;this.previousConnection&&this.previousConnection.targetConnection&&(c=this.previousConnection.targetConnection,this.setParent(null));var d=this.getNextBlock();if(a&&d){var e=this.nextConnection.targetConnection;d.setParent(null);c&&c.connect(e)}}b&&this.moveBy(Blockly.SNAP_RADIUS*(Blockly.RTL?-1:1),2*Blockly.SNAP_RADIUS)};
-Blockly.Block.prototype.getRelativeToSurfaceXY=function(){var a=0,b=0;if(this.svg_){var c=this.svg_.getRootElement();do var d=Blockly.getRelativeXY_(c),a=a+d.x,b=b+d.y,c=c.parentNode;while(c&&c!=this.workspace.getCanvas())}return{x:a,y:b}};Blockly.Block.prototype.moveBy=function(a,b){var c=this.getRelativeToSurfaceXY();this.svg_.getRootElement().setAttribute("transform","translate("+(c.x+a)+", "+(c.y+b)+")");this.moveConnections_(a,b);Blockly.Realtime.blockChanged(this)};
-Blockly.Block.prototype.getHeightWidth=function(){var a=this.svg_.height,b=this.svg_.width,c=this.getNextBlock();c&&(c=c.getHeightWidth(),a+=c.height-4,b=Math.max(b,c.width));return{height:a,width:b}};
-Blockly.Block.prototype.onMouseDown_=function(a){if(!this.isInFlyout){Blockly.svgResize();Blockly.terminateDrag_();this.select();Blockly.hideChaff();if(Blockly.isRightButton(a))this.showContextMenu_(a);else if(this.isMovable()){Blockly.removeAllRanges();Blockly.setCursorHand_(!0);var b=this.getRelativeToSurfaceXY();this.startDragX=b.x;this.startDragY=b.y;this.startDragMouseX=a.clientX;this.startDragMouseY=a.clientY;Blockly.Block.dragMode_=1;Blockly.Block.onMouseUpWrapper_=Blockly.bindEvent_(document,
-"mouseup",this,this.onMouseUp_);Blockly.Block.onMouseMoveWrapper_=Blockly.bindEvent_(document,"mousemove",this,this.onMouseMove_);this.draggedBubbles_=[];for(var b=this.getDescendants(),c=0,d;d=b[c];c++){d=d.getIcons();for(var e=0;e<d.length;e++){var f=d[e].getIconLocation();f.bubble=d[e];this.draggedBubbles_.push(f)}}}else return;a.stopPropagation()}};
-Blockly.Block.prototype.onMouseUp_=function(a){var b=this;Blockly.doCommand(function(){Blockly.terminateDrag_();if(Blockly.selected&&Blockly.highlightedConnection_)Blockly.localConnection_.connect(Blockly.highlightedConnection_),b.svg_&&(Blockly.localConnection_.isSuperior()?Blockly.highlightedConnection_:Blockly.localConnection_).sourceBlock_.svg_.connectionUiEffect(),b.workspace.trashcan&&b.workspace.trashcan.isOpen&&b.workspace.trashcan.close();else if(b.workspace.trashcan&&b.workspace.trashcan.isOpen){var a=
-b.workspace.trashcan;goog.Timer.callOnce(a.close,100,a);Blockly.selected.dispose(!1,!0);Blockly.fireUiEvent(window,"resize")}Blockly.highlightedConnection_&&(Blockly.highlightedConnection_.unhighlight(),Blockly.highlightedConnection_=null)})};Blockly.Block.prototype.showHelp_=function(){var a=goog.isFunction(this.helpUrl)?this.helpUrl():this.helpUrl;a&&window.open(a)};
-Blockly.Block.prototype.duplicate_=function(){var a=Blockly.Xml.blockToDom_(this);Blockly.Xml.deleteNext(a);var a=Blockly.Xml.domToBlock(this.workspace,a),b=this.getRelativeToSurfaceXY();b.x=Blockly.RTL?b.x-Blockly.SNAP_RADIUS:b.x+Blockly.SNAP_RADIUS;b.y+=2*Blockly.SNAP_RADIUS;a.moveBy(b.x,b.y);a.select();return a};
-Blockly.Block.prototype.showContextMenu_=function(a){if(!Blockly.readOnly&&this.contextMenu){var b=this,c=[];if(this.isDeletable()&&!b.isInFlyout){var d={text:Blockly.Msg.DUPLICATE_BLOCK,enabled:!0,callback:function(){b.duplicate_()}};this.getDescendants().length>this.workspace.remainingCapacity()&&(d.enabled=!1);c.push(d);this.isEditable()&&!this.collapsed_&&(d={enabled:!0},this.comment?(d.text=Blockly.Msg.REMOVE_COMMENT,d.callback=function(){b.setCommentText(null)}):(d.text=Blockly.Msg.ADD_COMMENT,
-d.callback=function(){b.setCommentText("")}),c.push(d));if(!this.collapsed_)for(d=0;d<this.inputList.length;d++)if(this.inputList[d].type==Blockly.INPUT_VALUE){d={enabled:!0};d.text=this.inputsInline?Blockly.Msg.EXTERNAL_INPUTS:Blockly.Msg.INLINE_INPUTS;d.callback=function(){b.setInputsInline(!b.inputsInline)};c.push(d);break}Blockly.collapse&&(this.collapsed_?(d={enabled:!0},d.text=Blockly.Msg.EXPAND_BLOCK,d.callback=function(){b.setCollapsed(!1)}):(d={enabled:!0},d.text=Blockly.Msg.COLLAPSE_BLOCK,
-d.callback=function(){b.setCollapsed(!0)}),c.push(d));d={text:this.disabled?Blockly.Msg.ENABLE_BLOCK:Blockly.Msg.DISABLE_BLOCK,enabled:!this.getInheritedDisabled(),callback:function(){b.setDisabled(!b.disabled)}};c.push(d);var d=this.getDescendants().length,e=this.getNextBlock();e&&(d-=e.getDescendants().length);d={text:1==d?Blockly.Msg.DELETE_BLOCK:Blockly.Msg.DELETE_X_BLOCKS.replace("%1",String(d)),enabled:!0,callback:function(){b.dispose(!0,!0)}};c.push(d)}d={enabled:!(goog.isFunction(this.helpUrl)?
-!this.helpUrl():!this.helpUrl)};d.text=Blockly.Msg.HELP;d.callback=function(){b.showHelp_()};c.push(d);this.customContextMenu&&!b.isInFlyout&&this.customContextMenu(c);Blockly.ContextMenu.show(a,c);Blockly.ContextMenu.currentBlock=this}};
-Blockly.Block.prototype.getConnections_=function(a){var b=[];if(a||this.rendered)if(this.outputConnection&&b.push(this.outputConnection),this.nextConnection&&b.push(this.nextConnection),this.previousConnection&&b.push(this.previousConnection),a||!this.collapsed_){a=0;for(var c;c=this.inputList[a];a++)c.connection&&b.push(c.connection)}return b};
-Blockly.Block.prototype.moveConnections_=function(a,b){if(this.rendered){for(var c=this.getConnections_(!1),d=0;d<c.length;d++)c[d].moveBy(a,b);c=this.getIcons();for(d=0;d<c.length;d++)c[d].computeIconLocation();for(d=0;d<this.childBlocks_.length;d++)this.childBlocks_[d].moveConnections_(a,b)}};Blockly.Block.prototype.setDragging_=function(a){a?this.svg_.addDragging():this.svg_.removeDragging();for(var b=0;b<this.childBlocks_.length;b++)this.childBlocks_[b].setDragging_(a)};
-Blockly.Block.prototype.onMouseMove_=function(a){var b=this;Blockly.doCommand(function(){if(!("mousemove"==a.type&&1>=a.clientX&&0==a.clientY&&0==a.button)){Blockly.removeAllRanges();var c=a.clientX-b.startDragMouseX,d=a.clientY-b.startDragMouseY;1==Blockly.Block.dragMode_&&Math.sqrt(Math.pow(c,2)+Math.pow(d,2))>Blockly.DRAG_RADIUS&&(Blockly.Block.dragMode_=2,b.setParent(null),b.setDragging_(!0));if(2==Blockly.Block.dragMode_){var e=b.startDragX+c,f=b.startDragY+d;b.svg_.getRootElement().setAttribute("transform",
-"translate("+e+", "+f+")");for(e=0;e<b.draggedBubbles_.length;e++)f=b.draggedBubbles_[e],f.bubble.setIconLocation(f.x+c,f.y+d);for(var f=b.getConnections_(!1),g=null,h=null,k=Blockly.SNAP_RADIUS,e=0;e<f.length;e++){var l=f[e],p=l.closest(k,c,d);p.connection&&(g=p.connection,h=l,k=p.radius)}Blockly.highlightedConnection_&&Blockly.highlightedConnection_!=g&&(Blockly.highlightedConnection_.unhighlight(),Blockly.highlightedConnection_=null,Blockly.localConnection_=null);g&&g!=Blockly.highlightedConnection_&&
-(g.highlight(),Blockly.highlightedConnection_=g,Blockly.localConnection_=h);if(b.workspace.trashcan&&b.isDeletable())b.workspace.trashcan.onMouseMove(a)}}a.stopPropagation()})};
-Blockly.Block.prototype.bumpNeighbours_=function(){if(0==Blockly.Block.dragMode_){var a=this.getRootBlock();if(!a.isInFlyout)for(var b=this.getConnections_(!1),c=0;c<b.length;c++){var d=b[c];d.targetConnection&&d.isSuperior()&&d.targetBlock().bumpNeighbours_();for(var e=d.neighbours_(Blockly.SNAP_RADIUS),f=0;f<e.length;f++){var g=e[f];d.targetConnection&&g.targetConnection||g.sourceBlock_.getRootBlock()!=a&&(d.isSuperior()?g.bumpAwayFrom_(d):d.bumpAwayFrom_(g))}}}};
-Blockly.Block.prototype.getParent=function(){return this.parentBlock_};Blockly.Block.prototype.getSurroundParent=function(){for(var a=this;;){do{var b=a,a=a.getParent();if(!a)return null}while(a.getNextBlock()==b);return a}};Blockly.Block.prototype.getNextBlock=function(){return this.nextConnection&&this.nextConnection.targetBlock()};Blockly.Block.prototype.getRootBlock=function(){var a,b=this;do a=b,b=a.parentBlock_;while(b);return a};Blockly.Block.prototype.getChildren=function(){return this.childBlocks_};
-Blockly.Block.prototype.setParent=function(a){if(this.parentBlock_){for(var b=this.parentBlock_.childBlocks_,c,d=0;c=b[d];d++)if(c==this){b.splice(d,1);break}b=this.getRelativeToSurfaceXY();this.workspace.getCanvas().appendChild(this.svg_.getRootElement());this.svg_.getRootElement().setAttribute("transform","translate("+b.x+", "+b.y+")");this.parentBlock_=null;this.previousConnection&&this.previousConnection.targetConnection&&this.previousConnection.disconnect();this.outputConnection&&this.outputConnection.targetConnection&&
-this.outputConnection.disconnect()}else goog.array.contains(this.workspace.getTopBlocks(!1),this)&&this.workspace.removeTopBlock(this);(this.parentBlock_=a)?(a.childBlocks_.push(this),b=this.getRelativeToSurfaceXY(),a.svg_&&this.svg_&&a.svg_.getRootElement().appendChild(this.svg_.getRootElement()),a=this.getRelativeToSurfaceXY(),this.moveConnections_(a.x-b.x,a.y-b.y)):this.workspace.addTopBlock(this)};
-Blockly.Block.prototype.getDescendants=function(){for(var a=[this],b,c=0;b=this.childBlocks_[c];c++)a.push.apply(a,b.getDescendants());return a};Blockly.Block.prototype.isDeletable=function(){return this.deletable_&&!Blockly.readOnly};Blockly.Block.prototype.setDeletable=function(a){this.deletable_=a;this.svg_&&this.svg_.updateMovable()};Blockly.Block.prototype.isMovable=function(){return this.movable_&&!Blockly.readOnly};Blockly.Block.prototype.setMovable=function(a){this.movable_=a};
-Blockly.Block.prototype.isEditable=function(){return this.editable_&&!Blockly.readOnly};Blockly.Block.prototype.setEditable=function(a){this.editable_=a;a=0;for(var b;b=this.inputList[a];a++)for(var c=0,d;d=b.fieldRow[c];c++)d.updateEditable();b=this.getIcons();for(a=0;a<b.length;a++)b[a].updateEditable()};Blockly.Block.prototype.setHelpUrl=function(a){this.helpUrl=a};Blockly.Block.prototype.getColour=function(){return this.colourHue_};
-Blockly.Block.prototype.setColour=function(a){this.colourHue_=a;this.svg_&&this.svg_.updateColour();var b=this.getIcons();for(a=0;a<b.length;a++)b[a].updateColour();if(this.rendered){for(a=0;b=this.inputList[a];a++)for(var c=0,d;d=b.fieldRow[c];c++)d.setText(null);this.render()}};Blockly.Block.prototype.getField_=function(a){for(var b=0,c;c=this.inputList[b];b++)for(var d=0,e;e=c.fieldRow[d];d++)if(e.name===a)return e;return null};
+Blockly.Input.prototype.setVisible=function(a){var b=[];if(this.visible_==a)return b;for(var c=(this.visible_=a)?"block":"none",d=0,e;e=this.fieldRow[d];d++)e.setVisible(a);this.connection&&(a?b=this.connection.unhideAll():this.connection.hideAll(),d=this.connection.targetBlock())&&(d.getSvgRoot().style.display=c,a||(d.rendered=!1));return b};Blockly.Input.prototype.setCheck=function(a){if(!this.connection)throw"This input does not have a connection.";this.connection.setCheck(a);return this};
+Blockly.Input.prototype.setAlign=function(a){this.align=a;this.sourceBlock_.rendered&&this.sourceBlock_.render();return this};Blockly.Input.prototype.init=function(){if(this.sourceBlock_.workspace.rendered)for(var a=0;a<this.fieldRow.length;a++)this.fieldRow[a].init(this.sourceBlock_)};Blockly.Input.prototype.dispose=function(){for(var a=0,b;b=this.fieldRow[a];a++)b.dispose();this.connection&&this.connection.dispose();this.sourceBlock_=null};Blockly.ScrollbarPair=function(a){this.workspace_=a;this.oldHostMetrics_=null;this.hScroll=new Blockly.Scrollbar(a,!0,!0);this.vScroll=new Blockly.Scrollbar(a,!1,!0);this.corner_=Blockly.createSvgElement("rect",{height:Blockly.Scrollbar.scrollbarThickness,width:Blockly.Scrollbar.scrollbarThickness,"class":"blocklyScrollbarBackground"},null);Blockly.Scrollbar.insertAfter_(this.corner_,a.getBubbleCanvas())};
+Blockly.ScrollbarPair.prototype.dispose=function(){Blockly.unbindEvent_(this.onResizeWrapper_);this.onResizeWrapper_=null;goog.dom.removeNode(this.corner_);this.oldHostMetrics_=this.workspace_=this.corner_=null;this.hScroll.dispose();this.hScroll=null;this.vScroll.dispose();this.vScroll=null};
+Blockly.ScrollbarPair.prototype.resize=function(){var a=this.workspace_.getMetrics();if(a){var b=!1,c=!1;this.oldHostMetrics_&&this.oldHostMetrics_.viewWidth==a.viewWidth&&this.oldHostMetrics_.viewHeight==a.viewHeight&&this.oldHostMetrics_.absoluteTop==a.absoluteTop&&this.oldHostMetrics_.absoluteLeft==a.absoluteLeft?(this.oldHostMetrics_&&this.oldHostMetrics_.contentWidth==a.contentWidth&&this.oldHostMetrics_.viewLeft==a.viewLeft&&this.oldHostMetrics_.contentLeft==a.contentLeft||(b=!0),this.oldHostMetrics_&&
+this.oldHostMetrics_.contentHeight==a.contentHeight&&this.oldHostMetrics_.viewTop==a.viewTop&&this.oldHostMetrics_.contentTop==a.contentTop||(c=!0)):c=b=!0;b&&this.hScroll.resize(a);c&&this.vScroll.resize(a);this.oldHostMetrics_&&this.oldHostMetrics_.viewWidth==a.viewWidth&&this.oldHostMetrics_.absoluteLeft==a.absoluteLeft||this.corner_.setAttribute("x",this.vScroll.xCoordinate);this.oldHostMetrics_&&this.oldHostMetrics_.viewHeight==a.viewHeight&&this.oldHostMetrics_.absoluteTop==a.absoluteTop||this.corner_.setAttribute("y",
+this.hScroll.yCoordinate);this.oldHostMetrics_=a}};Blockly.ScrollbarPair.prototype.set=function(a,b){this.hScroll.set(a);this.vScroll.set(b)};
+Blockly.Scrollbar=function(a,b,c){this.workspace_=a;this.pair_=c||!1;this.horizontal_=b;this.createDom_();b?(this.svgBackground_.setAttribute("height",Blockly.Scrollbar.scrollbarThickness),this.svgKnob_.setAttribute("height",Blockly.Scrollbar.scrollbarThickness-5),this.svgKnob_.setAttribute("y",2.5)):(this.svgBackground_.setAttribute("width",Blockly.Scrollbar.scrollbarThickness),this.svgKnob_.setAttribute("width",Blockly.Scrollbar.scrollbarThickness-5),this.svgKnob_.setAttribute("x",2.5));this.onMouseDownBarWrapper_=
+Blockly.bindEvent_(this.svgBackground_,"mousedown",this,this.onMouseDownBar_);this.onMouseDownKnobWrapper_=Blockly.bindEvent_(this.svgKnob_,"mousedown",this,this.onMouseDownKnob_)};Blockly.Scrollbar.scrollbarThickness=15;goog.events.BrowserFeature.TOUCH_ENABLED&&(Blockly.Scrollbar.scrollbarThickness=25);
+Blockly.Scrollbar.prototype.dispose=function(){this.onMouseUpKnob_();this.onResizeWrapper_&&(Blockly.unbindEvent_(this.onResizeWrapper_),this.onResizeWrapper_=null);Blockly.unbindEvent_(this.onMouseDownBarWrapper_);this.onMouseDownBarWrapper_=null;Blockly.unbindEvent_(this.onMouseDownKnobWrapper_);this.onMouseDownKnobWrapper_=null;goog.dom.removeNode(this.svgGroup_);this.workspace_=this.svgKnob_=this.svgBackground_=this.svgGroup_=null};
+Blockly.Scrollbar.prototype.resize=function(a){if(!a&&(a=this.workspace_.getMetrics(),!a))return;if(this.horizontal_){var b=a.viewWidth-1;this.pair_?b-=Blockly.Scrollbar.scrollbarThickness:this.setVisible(b<a.contentHeight);this.ratio_=b/a.contentWidth;if(-Infinity===this.ratio_||Infinity===this.ratio_||isNaN(this.ratio_))this.ratio_=0;var c=a.viewWidth*this.ratio_,d=(a.viewLeft-a.contentLeft)*this.ratio_;this.svgKnob_.setAttribute("width",Math.max(0,c));this.xCoordinate=a.absoluteLeft+.5;this.pair_&&
+Blockly.RTL&&(this.xCoordinate+=a.absoluteLeft+Blockly.Scrollbar.scrollbarThickness);this.yCoordinate=a.absoluteTop+a.viewHeight-Blockly.Scrollbar.scrollbarThickness-.5;this.svgGroup_.setAttribute("transform","translate("+this.xCoordinate+", "+this.yCoordinate+")");this.svgBackground_.setAttribute("width",Math.max(0,b));this.svgKnob_.setAttribute("x",this.constrainKnob_(d))}else{b=a.viewHeight-1;this.pair_?b-=Blockly.Scrollbar.scrollbarThickness:this.setVisible(b<a.contentHeight);this.ratio_=b/a.contentHeight;
+if(-Infinity===this.ratio_||Infinity===this.ratio_||isNaN(this.ratio_))this.ratio_=0;c=a.viewHeight*this.ratio_;d=(a.viewTop-a.contentTop)*this.ratio_;this.svgKnob_.setAttribute("height",Math.max(0,c));this.xCoordinate=a.absoluteLeft+.5;Blockly.RTL||(this.xCoordinate+=a.viewWidth-Blockly.Scrollbar.scrollbarThickness-1);this.yCoordinate=a.absoluteTop+.5;this.svgGroup_.setAttribute("transform","translate("+this.xCoordinate+", "+this.yCoordinate+")");this.svgBackground_.setAttribute("height",Math.max(0,
+b));this.svgKnob_.setAttribute("y",this.constrainKnob_(d))}this.onScroll_()};Blockly.Scrollbar.prototype.createDom_=function(){this.svgGroup_=Blockly.createSvgElement("g",{},null);this.svgBackground_=Blockly.createSvgElement("rect",{"class":"blocklyScrollbarBackground"},this.svgGroup_);var a=Math.floor((Blockly.Scrollbar.scrollbarThickness-5)/2);this.svgKnob_=Blockly.createSvgElement("rect",{"class":"blocklyScrollbarKnob",rx:a,ry:a},this.svgGroup_);Blockly.Scrollbar.insertAfter_(this.svgGroup_,this.workspace_.getBubbleCanvas())};
+Blockly.Scrollbar.prototype.isVisible=function(){return"none"!=this.svgGroup_.getAttribute("display")};Blockly.Scrollbar.prototype.setVisible=function(a){if(a!=this.isVisible()){if(this.pair_)throw"Unable to toggle visibility of paired scrollbars.";a?this.svgGroup_.setAttribute("display","block"):(this.workspace_.setMetrics({x:0,y:0}),this.svgGroup_.setAttribute("display","none"))}};
+Blockly.Scrollbar.prototype.onMouseDownBar_=function(a){this.onMouseUpKnob_();if(!Blockly.isRightButton(a)){var b=Blockly.mouseToSvg(a),b=this.horizontal_?b.x:b.y,c=Blockly.getSvgXY_(this.svgKnob_),c=this.horizontal_?c.x:c.y,d=parseFloat(this.svgKnob_.getAttribute(this.horizontal_?"width":"height")),e=parseFloat(this.svgKnob_.getAttribute(this.horizontal_?"x":"y")),f=.95*d;b<=c?e-=f:b>=c+d&&(e+=f);this.svgKnob_.setAttribute(this.horizontal_?"x":"y",this.constrainKnob_(e));this.onScroll_()}a.stopPropagation()};
+Blockly.Scrollbar.prototype.onMouseDownKnob_=function(a){this.onMouseUpKnob_();Blockly.isRightButton(a)||(this.startDragKnob=parseFloat(this.svgKnob_.getAttribute(this.horizontal_?"x":"y")),this.startDragMouse=this.horizontal_?a.clientX:a.clientY,Blockly.Scrollbar.onMouseUpWrapper_=Blockly.bindEvent_(document,"mouseup",this,this.onMouseUpKnob_),Blockly.Scrollbar.onMouseMoveWrapper_=Blockly.bindEvent_(document,"mousemove",this,this.onMouseMoveKnob_));a.stopPropagation()};
+Blockly.Scrollbar.prototype.onMouseMoveKnob_=function(a){this.svgKnob_.setAttribute(this.horizontal_?"x":"y",this.constrainKnob_(this.startDragKnob+((this.horizontal_?a.clientX:a.clientY)-this.startDragMouse)));this.onScroll_()};
+Blockly.Scrollbar.prototype.onMouseUpKnob_=function(){Blockly.removeAllRanges();Blockly.hideChaff(!0);Blockly.Scrollbar.onMouseUpWrapper_&&(Blockly.unbindEvent_(Blockly.Scrollbar.onMouseUpWrapper_),Blockly.Scrollbar.onMouseUpWrapper_=null);Blockly.Scrollbar.onMouseMoveWrapper_&&(Blockly.unbindEvent_(Blockly.Scrollbar.onMouseMoveWrapper_),Blockly.Scrollbar.onMouseMoveWrapper_=null)};
+Blockly.Scrollbar.prototype.constrainKnob_=function(a){if(0>=a||isNaN(a))a=0;else{var b=this.horizontal_?"width":"height",c=parseFloat(this.svgBackground_.getAttribute(b)),b=parseFloat(this.svgKnob_.getAttribute(b));a=Math.min(a,c-b)}return a};
+Blockly.Scrollbar.prototype.onScroll_=function(){var a=parseFloat(this.svgKnob_.getAttribute(this.horizontal_?"x":"y")),b=parseFloat(this.svgBackground_.getAttribute(this.horizontal_?"width":"height")),a=a/b;isNaN(a)&&(a=0);b={};this.horizontal_?b.x=a:b.y=a;this.workspace_.setMetrics(b)};Blockly.Scrollbar.prototype.set=function(a){this.svgKnob_.setAttribute(this.horizontal_?"x":"y",a*this.ratio_);this.onScroll_()};
+Blockly.Scrollbar.insertAfter_=function(a,b){var c=b.nextSibling,d=b.parentNode;if(!d)throw"Reference node has no parent.";c?d.insertBefore(a,c):d.appendChild(a)};Blockly.Trashcan=function(a){this.workspace_=a};Blockly.Trashcan.prototype.SPRITE_URL_="media/sprites.png";Blockly.Trashcan.prototype.LID_URL_="media/trashlid.png";Blockly.Trashcan.prototype.WIDTH_=47;Blockly.Trashcan.prototype.BODY_HEIGHT_=45;Blockly.Trashcan.prototype.LID_HEIGHT_=15;Blockly.Trashcan.prototype.MARGIN_BOTTOM_=35;Blockly.Trashcan.prototype.MARGIN_SIDE_=35;Blockly.Trashcan.prototype.MARGIN_HOTSPOT_=25;Blockly.Trashcan.prototype.isOpen=!1;Blockly.Trashcan.prototype.svgGroup_=null;
+Blockly.Trashcan.prototype.svgLid_=null;Blockly.Trashcan.prototype.lidTask_=0;Blockly.Trashcan.prototype.lidOpen_=0;Blockly.Trashcan.prototype.left_=0;Blockly.Trashcan.prototype.top_=0;
+Blockly.Trashcan.prototype.createDom=function(){this.svgGroup_=Blockly.createSvgElement("g",{},null);var a=Blockly.createSvgElement("clipPath",{id:"blocklyTrashBodyClipPath"},this.svgGroup_);Blockly.createSvgElement("rect",{width:this.WIDTH_,height:this.BODY_HEIGHT_,y:this.LID_HEIGHT_},a);Blockly.createSvgElement("image",{width:Blockly.SPRITE.width,height:Blockly.SPRITE.height,y:-32,"clip-path":"url(#blocklyTrashBodyClipPath)"},this.svgGroup_).setAttributeNS("http://www.w3.org/1999/xlink","xlink:href",
+Blockly.pathToMedia+Blockly.SPRITE.url);a=Blockly.createSvgElement("clipPath",{id:"blocklyTrashLidClipPath"},this.svgGroup_);Blockly.createSvgElement("rect",{width:this.WIDTH_,height:this.LID_HEIGHT_},a);this.svgLid_=Blockly.createSvgElement("image",{width:Blockly.SPRITE.width,height:Blockly.SPRITE.height,y:-32,"clip-path":"url(#blocklyTrashLidClipPath)"},this.svgGroup_);this.svgLid_.setAttributeNS("http://www.w3.org/1999/xlink","xlink:href",Blockly.pathToMedia+Blockly.SPRITE.url);this.animateLid_();
+return this.svgGroup_};Blockly.Trashcan.prototype.init=function(){this.setOpen_(!1);this.position_();Blockly.bindEvent_(window,"resize",this,this.position_)};Blockly.Trashcan.prototype.dispose=function(){this.svgGroup_&&(goog.dom.removeNode(this.svgGroup_),this.svgGroup_=null);this.workspace_=this.svgLid_=null;goog.Timer.clear(this.lidTask_)};
+Blockly.Trashcan.prototype.position_=function(){var a=this.workspace_.getMetrics();a&&(this.left_=Blockly.RTL?this.MARGIN_SIDE_:a.viewWidth+a.absoluteLeft-this.WIDTH_-this.MARGIN_SIDE_,this.top_=a.viewHeight+a.absoluteTop-(this.BODY_HEIGHT_+this.LID_HEIGHT_)-this.MARGIN_BOTTOM_,this.svgGroup_.setAttribute("transform","translate("+this.left_+","+this.top_+")"))};
+Blockly.Trashcan.prototype.getRect=function(){var a=Blockly.getSvgXY_(this.svgGroup_);return new goog.math.Rect(a.x-this.MARGIN_HOTSPOT_,a.y-this.MARGIN_HOTSPOT_,this.WIDTH_+2*this.MARGIN_HOTSPOT_,this.BODY_HEIGHT_+this.LID_HEIGHT_+2*this.MARGIN_HOTSPOT_)};Blockly.Trashcan.prototype.setOpen_=function(a){this.isOpen!=a&&(goog.Timer.clear(this.lidTask_),this.isOpen=a,this.animateLid_())};
+Blockly.Trashcan.prototype.animateLid_=function(){this.lidOpen_+=this.isOpen?.2:-.2;this.lidOpen_=goog.math.clamp(this.lidOpen_,0,1);var a=45*this.lidOpen_;this.svgLid_.setAttribute("transform","rotate("+(Blockly.RTL?-a:a)+", "+(Blockly.RTL?4:this.WIDTH_-4)+", "+(this.LID_HEIGHT_-2)+")");a=goog.math.lerp(.4,.8,this.lidOpen_);this.svgGroup_.style.opacity=a;0<this.lidOpen_&&1>this.lidOpen_&&(this.lidTask_=goog.Timer.callOnce(this.animateLid_,20,this))};Blockly.Trashcan.prototype.close=function(){this.setOpen_(!1)};Blockly.Xml={};Blockly.Xml.workspaceToDom=function(a){var b;Blockly.RTL&&(b=a.getWidth());var c=goog.dom.createDom("xml");a=a.getTopBlocks(!0);for(var d=0,e;e=a[d];d++){var f=Blockly.Xml.blockToDom_(e);e=e.getRelativeToSurfaceXY();f.setAttribute("x",Blockly.RTL?b-e.x:e.x);f.setAttribute("y",e.y);c.appendChild(f)}return c};
+Blockly.Xml.blockToDom_=function(a){var b=goog.dom.createDom("block");b.setAttribute("type",a.type);b.setAttribute("id",a.id);if(a.mutationToDom){var c=a.mutationToDom();c&&b.appendChild(c)}for(var c=0,d;d=a.inputList[c];c++)for(var e=0,f;f=d.fieldRow[e];e++)if(f.name&&f.EDITABLE){var g=goog.dom.createDom("field",null,f.getValue());g.setAttribute("name",f.name);b.appendChild(g)}if(c=a.getCommentText())c=goog.dom.createDom("comment",null,c),"object"==typeof a.comment&&(c.setAttribute("pinned",a.comment.isVisible()),
+d=a.comment.getBubbleSize(),c.setAttribute("h",d.height),c.setAttribute("w",d.width)),b.appendChild(c);a.data&&(c=goog.dom.createDom("data",null,a.data),b.appendChild(c));e=!1;for(c=0;d=a.inputList[c];c++){var h;f=!0;d.type!=Blockly.DUMMY_INPUT&&(g=d.connection.targetBlock(),d.type==Blockly.INPUT_VALUE?(h=goog.dom.createDom("value"),e=!0):d.type==Blockly.NEXT_STATEMENT&&(h=goog.dom.createDom("statement")),g&&(h.appendChild(Blockly.Xml.blockToDom_(g)),f=!1),h.setAttribute("name",d.name),f||b.appendChild(h))}e&&
+b.setAttribute("inline",a.inputsInline);a.isCollapsed()&&b.setAttribute("collapsed",!0);a.disabled&&b.setAttribute("disabled",!0);a.isDeletable()||b.setAttribute("deletable",!1);a.isMovable()||b.setAttribute("movable",!1);a.isEditable()||b.setAttribute("editable",!1);if(a=a.getNextBlock())h=goog.dom.createDom("next",null,Blockly.Xml.blockToDom_(a)),b.appendChild(h);return b};Blockly.Xml.domToText=function(a){return(new XMLSerializer).serializeToString(a)};
+Blockly.Xml.domToPrettyText=function(a){a=Blockly.Xml.domToText(a).split("<");for(var b="",c=1;c<a.length;c++){var d=a[c];"/"==d[0]&&(b=b.substring(2));a[c]=b+"<"+d;"/"!=d[0]&&"/>"!=d.slice(-2)&&(b+="  ")}a=a.join("\n");a=a.replace(/(<(\w+)\b[^>]*>[^\n]*)\n *<\/\2>/g,"$1</$2>");return a.replace(/^\n/,"")};
+Blockly.Xml.textToDom=function(a){a=(new DOMParser).parseFromString(a,"text/xml");if(!a||!a.firstChild||"xml"!=a.firstChild.nodeName.toLowerCase()||a.firstChild!==a.lastChild)throw"Blockly.Xml.textToDom did not obtain a valid XML tree.";return a.firstChild};
+Blockly.Xml.domToWorkspace=function(a,b){var c;Blockly.RTL&&(c=a.getWidth());for(var d=b.childNodes.length,e=0;e<d;e++){var f=b.childNodes[e];if("block"==f.nodeName.toLowerCase()){var g=Blockly.Xml.domToBlock(a,f),h=parseInt(f.getAttribute("x"),10),f=parseInt(f.getAttribute("y"),10);isNaN(h)||isNaN(f)||g.moveBy(Blockly.RTL?c-h:h,f)}}};
+Blockly.Xml.domToBlock=function(a,b,c){var d=Blockly.Xml.domToBlockHeadless_(a,b,c);if(a.rendered){d.setConnectionsHidden(!0);a=d.getDescendants();for(b=a.length-1;0<=b;b--)a[b].initSvg();for(b=a.length-1;0<=b;b--)a[b].render(!1);setTimeout(function(){d.setConnectionsHidden(!1)},1);d.updateDisabled();Blockly.fireUiEvent(window,"resize")}return d};
+Blockly.Xml.domToBlockHeadless_=function(a,b,c){var d=null,e=b.getAttribute("type");if(!e)throw"Block type unspecified: \n"+b.outerHTML;var f=b.getAttribute("id");if(c&&f){d=Blockly.Block.getById(f,a);if(!d)throw"Couldn't get Block with id: "+f;f=d.getParent();d.workspace&&d.dispose(!0,!1,!0);d.fill(a,e);d.parent_=f}else d=Blockly.Block.obtain(a,e);for(var g=null,f=0,h;h=b.childNodes[f];f++)if(3!=h.nodeType||!h.data.match(/^\s*$/)){for(var g=null,k=0,l;l=h.childNodes[k];k++)3==l.nodeType&&l.data.match(/^\s*$/)||
+(g=l);k=h.getAttribute("name");switch(h.nodeName.toLowerCase()){case "mutation":d.domToMutation&&(d.domToMutation(h),d.initSvg&&d.initSvg());break;case "comment":d.setCommentText(h.textContent);var q=h.getAttribute("pinned");q&&setTimeout(function(){d.comment&&d.comment.setVisible&&d.comment.setVisible("true"==q)},1);g=parseInt(h.getAttribute("w"),10);h=parseInt(h.getAttribute("h"),10);!isNaN(g)&&!isNaN(h)&&d.comment&&d.comment.setVisible&&d.comment.setBubbleSize(g,h);break;case "data":d.data=h.textContent;
+break;case "title":case "field":d.setFieldValue(h.textContent,k);break;case "value":case "statement":h=d.getInput(k);if(!h)throw"Input "+k+" does not exist in block "+e;if(g&&"block"==g.nodeName.toLowerCase())if(g=Blockly.Xml.domToBlockHeadless_(a,g,c),g.outputConnection)h.connection.connect(g.outputConnection);else if(g.previousConnection)h.connection.connect(g.previousConnection);else throw"Child block does not have output or previous statement.";break;case "next":if(g&&"block"==g.nodeName.toLowerCase()){if(!d.nextConnection)throw"Next statement does not exist.";
+if(d.nextConnection.targetConnection)throw"Next statement is already connected.";g=Blockly.Xml.domToBlockHeadless_(a,g,c);if(!g.previousConnection)throw"Next block does not have previous statement.";d.nextConnection.connect(g.previousConnection)}break;default:console.log("Ignoring unknown tag: "+h.nodeName)}}(a=b.getAttribute("inline"))&&d.setInputsInline("true"==a);(a=b.getAttribute("disabled"))&&d.setDisabled("true"==a);(a=b.getAttribute("deletable"))&&d.setDeletable("true"==a);(a=b.getAttribute("movable"))&&
+d.setMovable("true"==a);(a=b.getAttribute("editable"))&&d.setEditable("true"==a);(b=b.getAttribute("collapsed"))&&d.setCollapsed("true"==b);return d};Blockly.Xml.deleteNext=function(a){for(var b=0,c;c=a.childNodes[b];b++)if("next"==c.nodeName.toLowerCase()){a.removeChild(c);break}};goog.global.Blockly||(goog.global.Blockly={});goog.global.Blockly.Xml||(goog.global.Blockly.Xml={});goog.global.Blockly.Xml.domToText=Blockly.Xml.domToText;goog.global.Blockly.Xml.domToWorkspace=Blockly.Xml.domToWorkspace;
+goog.global.Blockly.Xml.textToDom=Blockly.Xml.textToDom;goog.global.Blockly.Xml.workspaceToDom=Blockly.Xml.workspaceToDom;
+// Copyright 2014 Google Inc.  Apache License 2.0
+Blockly.WorkspaceSvg=function(a,b){Blockly.WorkspaceSvg.superClass_.constructor.call(this);this.getMetrics=a;this.setMetrics=b;Blockly.ConnectionDB.init(this)};goog.inherits(Blockly.WorkspaceSvg,Blockly.Workspace);Blockly.WorkspaceSvg.prototype.rendered=!0;Blockly.WorkspaceSvg.prototype.isFlyout=!1;Blockly.WorkspaceSvg.prototype.dragMode=!1;Blockly.WorkspaceSvg.prototype.scrollX=0;Blockly.WorkspaceSvg.prototype.scrollY=0;Blockly.WorkspaceSvg.prototype.trashcan=null;
+Blockly.WorkspaceSvg.prototype.scrollbar=null;Blockly.WorkspaceSvg.prototype.createDom=function(a){this.svgGroup_=Blockly.createSvgElement("g",{},null);a&&(this.svgBackground_=Blockly.createSvgElement("rect",{height:"100%",width:"100%","class":a},this.svgGroup_));this.svgBlockCanvas_=Blockly.createSvgElement("g",{},this.svgGroup_);this.svgBubbleCanvas_=Blockly.createSvgElement("g",{},this.svgGroup_);this.fireChangeEvent();return this.svgGroup_};
+Blockly.WorkspaceSvg.prototype.dispose=function(){this.rendered=!1;Blockly.WorkspaceSvg.superClass_.dispose.call(this);this.svgGroup_&&(goog.dom.removeNode(this.svgGroup_),this.svgGroup_=null);this.svgBubbleCanvas_=this.svgBlockCanvas_=null;this.flyout_&&(this.flyout_.dispose(),this.flyout_=null);this.trashcan&&(this.trashcan.dispose(),this.trashcan=null)};
+Blockly.WorkspaceSvg.prototype.addTrashcan=function(){if(Blockly.hasTrashcan&&!Blockly.readOnly){this.trashcan=new Blockly.Trashcan(this);var a=this.trashcan.createDom();this.svgGroup_.insertBefore(a,this.svgBlockCanvas_);this.trashcan.init()}};Blockly.WorkspaceSvg.prototype.addFlyout=function(){this.flyout_=new Blockly.Flyout;this.flyout_.autoClose=!1;var a=this.flyout_.createDom();this.svgGroup_.insertBefore(a,this.svgBlockCanvas_)};Blockly.WorkspaceSvg.prototype.getCanvas=function(){return this.svgBlockCanvas_};
+Blockly.WorkspaceSvg.prototype.getBubbleCanvas=function(){return this.svgBubbleCanvas_};Blockly.WorkspaceSvg.prototype.translate=function(a,b){var c="translate("+a+","+b+")";this.svgBlockCanvas_.setAttribute("transform",c);this.svgBubbleCanvas_.setAttribute("transform",c)};Blockly.WorkspaceSvg.prototype.addTopBlock=function(a){Blockly.WorkspaceSvg.superClass_.addTopBlock.call(this,a);Blockly.Realtime.isEnabled()&&this==Blockly.mainWorkspace&&Blockly.Realtime.addTopBlock(a)};
+Blockly.WorkspaceSvg.prototype.removeTopBlock=function(a){Blockly.WorkspaceSvg.superClass_.removeTopBlock.call(this,a);Blockly.Realtime.isEnabled()&&this==Blockly.mainWorkspace&&Blockly.Realtime.removeTopBlock(a)};Blockly.WorkspaceSvg.prototype.clear=function(){Blockly.hideChaff();Blockly.WorkspaceSvg.superClass_.clear.call(this)};Blockly.WorkspaceSvg.prototype.getWidth=function(){return this.getMetrics().viewWidth};
+Blockly.WorkspaceSvg.prototype.render=function(){for(var a=this.getAllBlocks(),b=0,c;c=a[b];b++)c.getChildren().length||c.render()};Blockly.WorkspaceSvg.prototype.traceOn=function(a){this.traceOn_=a;this.traceWrapper_&&(Blockly.unbindEvent_(this.traceWrapper_),this.traceWrapper_=null);a&&(this.traceWrapper_=Blockly.bindEvent_(this.svgBlockCanvas_,"blocklySelectChange",this,function(){this.traceOn_=!1}))};
+Blockly.WorkspaceSvg.prototype.highlightBlock=function(a){this.traceOn_&&0!=Blockly.dragMode_&&this.traceOn(!1);if(this.traceOn_){var b=null;if(a&&(b=this.getBlockById(a),!b))return;this.traceOn(!1);b?b.select():Blockly.selected&&Blockly.selected.unselect();var c=this;setTimeout(function(){c.traceOn(!0)},1)}};Blockly.WorkspaceSvg.prototype.fireChangeEvent=function(){this.rendered&&this.svgBlockCanvas_&&Blockly.fireUiEvent(this.svgBlockCanvas_,"blocklyWorkspaceChange")};
+Blockly.WorkspaceSvg.prototype.paste=function(a){if(!(a.getElementsByTagName("block").length>=this.remainingCapacity())){var b=Blockly.Xml.domToBlock(this,a),c=parseInt(a.getAttribute("x"),10);a=parseInt(a.getAttribute("y"),10);if(!isNaN(c)&&!isNaN(a)){Blockly.RTL&&(c=-c);do for(var d=!1,e=this.getAllBlocks(),f=0,g;g=e[f];f++)g=g.getRelativeToSurfaceXY(),1>=Math.abs(c-g.x)&&1>=Math.abs(a-g.y)&&(c=Blockly.RTL?c-Blockly.SNAP_RADIUS:c+Blockly.SNAP_RADIUS,a+=2*Blockly.SNAP_RADIUS,d=!0);while(d);b.moveBy(c,
+a)}b.select()}};Blockly.WorkspaceSvg.prototype.recordDeleteAreas=function(){this.deleteAreaTrash_=this.trashcan?this.trashcan.getRect():null;this.deleteAreaToolbox_=this.flyout_?this.flyout_.getRect():this.toolbox_?this.toolbox_.getRect():null};
+Blockly.WorkspaceSvg.prototype.isDeleteArea=function(a){a=Blockly.mouseToSvg(a);a=new goog.math.Coordinate(a.x,a.y);if(this.deleteAreaTrash_){if(this.deleteAreaTrash_.contains(a))return this.trashcan.setOpen_(!0),Blockly.Css.setCursor(Blockly.Css.Cursor.DELETE),!0;this.trashcan.setOpen_(!1)}if(this.deleteAreaToolbox_&&this.deleteAreaToolbox_.contains(a))return Blockly.Css.setCursor(Blockly.Css.Cursor.DELETE),!0;Blockly.Css.setCursor(Blockly.Css.Cursor.CLOSED);return!1};
+Blockly.WorkspaceSvg.prototype.clear=Blockly.WorkspaceSvg.prototype.clear;Blockly.Mutator=function(a){Blockly.Mutator.superClass_.constructor.call(this,null);this.quarkNames_=a};goog.inherits(Blockly.Mutator,Blockly.Icon);Blockly.Mutator.prototype.png_="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABEAAAARCAYAAAA7bUf6AAAABGdBTUEAALGPC/xhBQAAAAlwSFlzAAANyAAADcgBffIlqAAAAAd0SU1FB98DGhULOIajyb8AAAHMSURBVDjLnZS9SiRBFIXP/CQ9iIHgPoGBTo8vIAaivoKaKJr6DLuxYqKYKIqRgSCMrblmIxqsICgOmAriziIiRXWjYPdnUDvT2+PMsOyBoop7qk71vedWS5KAkrWsGUMjSYjpgSQhNoZGFLEKeGoKGMNttUpULkOhAFL3USiA70MQEBnDDeDJWtaqVaJeB7uNICAKQ1ZkDI1yufOm+XnY2YHl5c6874MxPClJiDulkMvBxYWrw/095POdU0sS4hxALqcWtreloSGpVJLGxtL49bX0+Ci9vUkzM2kcXGFbypUKxHHLBXZ3YW4ONjfh4yN1aGIiPQOQEenrg6MjR+zvZz99Y8PFT09hYCArktdfsFY6PHTr83NlUKu5+eREennJchmR/n5pYcGtJyezG6em3Dw7Kw0OZrlMOr6f1gTg4ACWlmBvz9WoifHxbDpf3Flfd+54njQ9ncYvL6WHB+n9XVpcbHOnW59IUKu5m+p11zftfLHo+qRorZ6Hh/Xt7k5fsLUl1evS1dWfG9swMiJZq9+KIlaD4P/eztkZNgz5LsAzhpvjY6JK5d9e8eioE3h95SdQbDrkhSErxvArjkl6/U/imMQYnsKQH02BT7vbZZfVOiWhAAAAAElFTkSuQmCC";
+Blockly.Mutator.prototype.workspaceWidth_=0;Blockly.Mutator.prototype.workspaceHeight_=0;Blockly.Mutator.prototype.iconClick_=function(a){this.block_.isEditable()&&Blockly.Icon.prototype.iconClick_.call(this,a)};
+Blockly.Mutator.prototype.createEditor_=function(){this.svgDialog_=Blockly.createSvgElement("svg",{x:Blockly.Bubble.BORDER_WIDTH,y:Blockly.Bubble.BORDER_WIDTH},null);Blockly.createSvgElement("rect",{"class":"blocklyMutatorBackground",height:"100%",width:"100%"},this.svgDialog_);var a=this;this.workspace_=new Blockly.WorkspaceSvg(function(){return a.getFlyoutMetrics_()},null);this.svgDialog_.appendChild(this.workspace_.createDom("blocklyMutatorBackground"));this.workspace_.addFlyout();return this.svgDialog_};
+Blockly.Mutator.prototype.updateEditable=function(){this.block_.isEditable()?Blockly.Icon.prototype.updateEditable.call(this):(this.setVisible(!1),this.iconGroup_&&Blockly.addClass_(this.iconGroup_,"blocklyIconGroupReadonly"))};
+Blockly.Mutator.prototype.resizeBubble_=function(){var a=2*Blockly.Bubble.BORDER_WIDTH,b=this.workspace_.getCanvas().getBBox(),c=this.workspace_.flyout_.getMetrics_(),d;d=Blockly.RTL?-b.x:b.width+b.x;b=Math.max(b.height+3*a,c.contentHeight+20);d+=3*a;if(Math.abs(this.workspaceWidth_-d)>a||Math.abs(this.workspaceHeight_-b)>a)this.workspaceWidth_=d,this.workspaceHeight_=b,this.bubble_.setBubbleSize(d+a,b+a),this.svgDialog_.setAttribute("width",this.workspaceWidth_),this.svgDialog_.setAttribute("height",
+this.workspaceHeight_);Blockly.RTL&&(a="translate("+this.workspaceWidth_+",0)",this.workspace_.getCanvas().setAttribute("transform",a))};
+Blockly.Mutator.prototype.setVisible=function(a){if(a!=this.isVisible())if(a){this.bubble_=new Blockly.Bubble(this.block_.workspace,this.createEditor_(),this.block_.svgPath_,this.iconX_,this.iconY_,null,null);var b=this;this.workspace_.flyout_.init(this.workspace_);var c=[];a=0;for(var d;d=this.quarkNames_[a];a++)c[a]=goog.dom.createDom("block",{type:d});this.workspace_.flyout_.show(c);this.rootBlock_=this.block_.decompose(this.workspace_);c=this.rootBlock_.getDescendants();for(a=0;d=c[a];a++)d.render();
+this.rootBlock_.setMovable(!1);this.rootBlock_.setDeletable(!1);a=2*this.workspace_.flyout_.CORNER_RADIUS;c=this.workspace_.flyout_.width_+a;Blockly.RTL&&(c=-c);this.rootBlock_.moveBy(c,a);this.block_.saveConnections&&(this.block_.saveConnections(this.rootBlock_),this.sourceListener_=Blockly.bindEvent_(this.block_.workspace.getCanvas(),"blocklyWorkspaceChange",this.block_,function(){b.block_.saveConnections(b.rootBlock_)}));this.resizeBubble_();Blockly.bindEvent_(this.workspace_.getCanvas(),"blocklyWorkspaceChange",
+this.block_,function(){b.workspaceChanged_()});this.updateColour()}else this.svgDialog_=null,this.workspace_.dispose(),this.rootBlock_=this.workspace_=null,this.bubble_.dispose(),this.bubble_=null,this.workspaceHeight_=this.workspaceWidth_=0,this.sourceListener_&&(Blockly.unbindEvent_(this.sourceListener_),this.sourceListener_=null)};
+Blockly.Mutator.prototype.workspaceChanged_=function(){if(0==Blockly.dragMode_)for(var a=this.workspace_.getTopBlocks(!1),b=0,c;c=a[b];b++){var d=c.getRelativeToSurfaceXY(),e=c.getHeightWidth();20>d.y+e.height&&c.moveBy(0,20-e.height-d.y)}this.rootBlock_.workspace==this.workspace_&&(a=this.block_.rendered,this.block_.rendered=!1,this.block_.compose(this.rootBlock_),this.block_.rendered=a,this.block_.initSvg(),this.block_.rendered&&this.block_.render(),this.resizeBubble_(),this.block_.workspace.fireChangeEvent(),
+goog.Timer.callOnce(this.block_.bumpNeighbours_,Blockly.BUMP_DELAY,this.block_))};Blockly.Mutator.prototype.getFlyoutMetrics_=function(){var a=0;Blockly.RTL&&(a+=this.workspaceWidth_);return{viewHeight:this.workspaceHeight_,viewWidth:0,absoluteTop:0,absoluteLeft:a}};Blockly.Mutator.prototype.dispose=function(){this.block_.mutator=null;Blockly.Icon.prototype.dispose.call(this)};Blockly.Warning=function(a){Blockly.Warning.superClass_.constructor.call(this,a);this.createIcon()};goog.inherits(Blockly.Warning,Blockly.Icon);Blockly.Warning.prototype.png_="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAABEAAAARCAYAAAA7bUf6AAAABGdBTUEAALGPC/xhBQAAAAlwSFlzAAANyAAADcgBffIlqAAAAAd0SU1FB98DGgApDBpIGrEAAAGfSURBVDjLnZM9S2NREIbfc2P8AF27BXshpIzK5g9ssUj8C2tnYyUoiBGSyk4sbCLs1vkRgoW1jYWFICwsMV2Se3JPboLe+FhcNCZcjXFgOMzHeec9M2ekDwTIAEUgo68IsOQczdNTIudoAksTg/g+5+UyDxKUyzz4PueTsvhZr+NmZkCC6Wmo1QiAX58FmLKWf4VCDPCiGxtgLf+B9FiQXo+9y0ucBIUCnJ3B+noMdHGBC0P2xrH4HoYEmUx8qVQCgMPD2F5ehjDEjTbZe2s4p5NKRenb2+Qid3dSpaK0tTp+j8VKq0VncXHQh2IxZrK/P/AtLECjQQf4McQEMNbq786O5qwdANfr8Xl/P/AFgbS7qzlr9Qcwr4EoYvPmBud5wxPJ5+HqCtbWhv3GwPU1Lor4/fKMeedo5vPDiRKsrsLWFuRyybFOhxbwTd0upWqVcDQpaTqjWq0SdruU5PvUkiol/ZNRzeXA96mp3aaRzSYnjdNsFtptGiYI2PY8HaVSmu33xWf3K5WS6ffVe3rSgXnzT+YlpSfY00djjJOkZ/wpr41bQMIsAAAAAElFTkSuQmCC";
+Blockly.Warning.textToDom_=function(a){var b=Blockly.createSvgElement("text",{"class":"blocklyText blocklyBubbleText",y:Blockly.Bubble.BORDER_WIDTH},null);a=a.split("\n");for(var c=0;c<a.length;c++){var d=Blockly.createSvgElement("tspan",{dy:"1em",x:Blockly.Bubble.BORDER_WIDTH},b),e=document.createTextNode(a[c]);d.appendChild(e)}return b};Blockly.Warning.prototype.text_="";
+Blockly.Warning.prototype.setVisible=function(a){if(a!=this.isVisible())if(a){a=Blockly.Warning.textToDom_(this.text_);this.bubble_=new Blockly.Bubble(this.block_.workspace,a,this.block_.svgPath_,this.iconX_,this.iconY_,null,null);if(Blockly.RTL)for(var b=a.getBBox().width,c=0,d;d=a.childNodes[c];c++)d.setAttribute("text-anchor","end"),d.setAttribute("x",b+Blockly.Bubble.BORDER_WIDTH);this.updateColour();a=this.bubble_.getBubbleSize();this.bubble_.setBubbleSize(a.width,a.height)}else this.bubble_.dispose(),
+this.body_=this.bubble_=null};Blockly.Warning.prototype.bodyFocus_=function(a){this.bubble_.promote_()};Blockly.Warning.prototype.setText=function(a){this.text_!=a&&(this.text_=a,this.isVisible()&&(this.setVisible(!1),this.setVisible(!0)))};Blockly.Warning.prototype.dispose=function(){this.block_.warning=null;Blockly.Icon.prototype.dispose.call(this)};Blockly.Block=function(){goog.asserts.assert(0==arguments.length,"Please use Blockly.Block.obtain.")};Blockly.Block.obtain=function(a,b){if(Blockly.Realtime.isEnabled())return Blockly.Realtime.obtainBlock(a,b);var c=a.rendered?new Blockly.BlockSvg:new Blockly.Block;c.initialize(a,b);return c};Blockly.Block.prototype.initialize=function(a,b){this.id=Blockly.Blocks.genUid();a.addTopBlock(this);this.fill(a,b)};
+Blockly.Block.prototype.fill=function(a,b){this.previousConnection=this.nextConnection=this.outputConnection=null;this.inputList=[];this.disabled=this.rendered=this.inputsInline=!1;this.tooltip="";this.contextMenu=!0;this.parentBlock_=null;this.childBlocks_=[];this.editable_=this.movable_=this.deletable_=!0;this.collapsed_=!1;this.comment=null;this.xy_=new goog.math.Coordinate(0,0);this.workspace=a;this.isInFlyout=a.isFlyout;if(b){this.type=b;var c=Blockly.Blocks[b];goog.asserts.assertObject(c,'Error: "%s" is an unknown language block.',
+b);goog.mixin(this,c)}goog.isFunction(this.init)&&this.init()};Blockly.Block.getById=function(a,b){return Blockly.Realtime.isEnabled()?Blockly.Realtime.getBlockById(a):b.getBlockById(a)};
+Blockly.Block.prototype.dispose=function(a,b,c){this.unplug(a,!1);this.workspace&&!c&&(this.workspace.removeTopBlock(this),this.workspace=null);Blockly.selected==this&&(Blockly.selected=null);for(a=this.childBlocks_.length-1;0<=a;a--)this.childBlocks_[a].dispose(!1);for(a=0;b=this.inputList[a];a++)b.dispose();this.inputList.length=0;b=this.getConnections_(!0);for(a=0;a<b.length;a++)c=b[a],c.targetConnection&&c.disconnect(),b[a].dispose();Blockly.Realtime.isEnabled()&&!Blockly.Realtime.withinSync&&
+Blockly.Realtime.removeBlock(this)};
+Blockly.Block.prototype.unplug=function(a,b){b=b&&!!this.getParent();if(this.outputConnection)this.outputConnection.targetConnection&&this.setParent(null);else{var c=null;this.previousConnection&&this.previousConnection.targetConnection&&(c=this.previousConnection.targetConnection,this.setParent(null));var d=this.getNextBlock();if(a&&d){var e=this.nextConnection.targetConnection;d.setParent(null);c&&c.checkType_(e)&&c.connect(e)}}b&&this.moveBy(Blockly.SNAP_RADIUS*(Blockly.RTL?-1:1),2*Blockly.SNAP_RADIUS)};
+Blockly.Block.prototype.duplicate_=function(){var a=Blockly.Xml.blockToDom_(this);Blockly.Xml.deleteNext(a);a=Blockly.Xml.domToBlock(this.workspace,a);a.setDisabled(!1);a.setMovable(!0);a.setEditable(!0);var b=this.getRelativeToSurfaceXY();b.x=Blockly.RTL?b.x-Blockly.SNAP_RADIUS:b.x+Blockly.SNAP_RADIUS;b.y+=4*Blockly.SNAP_RADIUS;a.moveBy(b.x,b.y);a.select();a.bumpNeighbours();a.svgGroup_.parentNode.appendChild(a.svgGroup_);Blockly.hideChaff(!0);Blockly.svgResize();return a};
+Blockly.Block.prototype.getConnections_=function(a){var b=[];if(a||this.rendered)if(this.outputConnection&&b.push(this.outputConnection),this.previousConnection&&b.push(this.previousConnection),this.nextConnection&&b.push(this.nextConnection),a||!this.collapsed_){a=0;for(var c;c=this.inputList[a];a++)c.connection&&b.push(c.connection)}return b};
+Blockly.Block.prototype.bumpNeighbours_=function(){if(this.workspace&&0==Blockly.dragMode_){var a=this.getRootBlock();if(!a.isInFlyout)for(var b=this.getConnections_(!1),c=0,d;d=b[c];c++){d.targetConnection&&d.isSuperior()&&d.targetBlock().bumpNeighbours_();for(var e=d.neighbours_(Blockly.SNAP_RADIUS),f=0,g;g=e[f];f++)d.targetConnection&&g.targetConnection||g.sourceBlock_.getRootBlock()!=a&&(d.isSuperior()?g.bumpAwayFrom_(d):d.bumpAwayFrom_(g))}}};Blockly.Block.prototype.getParent=function(){return this.parentBlock_};
+Blockly.Block.prototype.getSurroundParent=function(){for(var a=this;;){do{var b=a,a=a.getParent();if(!a)return null}while(a.getNextBlock()==b);return a}};Blockly.Block.prototype.getNextBlock=function(){return this.nextConnection&&this.nextConnection.targetBlock()};Blockly.Block.prototype.getRootBlock=function(){var a,b=this;do a=b,b=a.parentBlock_;while(b);return a};Blockly.Block.prototype.getChildren=function(){return this.childBlocks_};
+Blockly.Block.prototype.setParent=function(a){if(this.parentBlock_){for(var b=this.parentBlock_.childBlocks_,c,d=0;c=b[d];d++)if(c==this){b.splice(d,1);break}this.parentBlock_=null;this.previousConnection&&this.previousConnection.targetConnection&&this.previousConnection.disconnect();this.outputConnection&&this.outputConnection.targetConnection&&this.outputConnection.disconnect()}else goog.array.contains(this.workspace.getTopBlocks(!1),this)&&this.workspace.removeTopBlock(this);(this.parentBlock_=
+a)?a.childBlocks_.push(this):this.workspace.addTopBlock(this)};Blockly.Block.prototype.getDescendants=function(){for(var a=[this],b,c=0;b=this.childBlocks_[c];c++)a.push.apply(a,b.getDescendants());return a};Blockly.Block.prototype.isDeletable=function(){return this.deletable_&&!Blockly.readOnly};Blockly.Block.prototype.setDeletable=function(a){this.deletable_=a;this.svg_&&this.svg_.updateMovable()};Blockly.Block.prototype.isMovable=function(){return this.movable_&&!Blockly.readOnly};
+Blockly.Block.prototype.setMovable=function(a){this.movable_=a};Blockly.Block.prototype.isEditable=function(){return this.editable_&&!Blockly.readOnly};Blockly.Block.prototype.setEditable=function(a){this.editable_=a;a=0;for(var b;b=this.inputList[a];a++)for(var c=0,d;d=b.fieldRow[c];c++)d.updateEditable();if(this.rendered)for(b=this.getIcons(),a=0;a<b.length;a++)b[a].updateEditable()};
+Blockly.Block.prototype.setConnectionsHidden=function(a){if(!a&&this.isCollapsed()){if(this.outputConnection&&this.outputConnection.setHidden(a),this.previousConnection&&this.previousConnection.setHidden(a),this.nextConnection){this.nextConnection.setHidden(a);var b=this.nextConnection.targetBlock();b&&b.setConnectionsHidden(a)}}else for(var c=this.getConnections_(!0),d=0;b=c[d];d++)b.setHidden(a),b.isSuperior()&&(b=b.targetBlock())&&b.setConnectionsHidden(a)};
+Blockly.Block.prototype.setHelpUrl=function(a){this.helpUrl=a};Blockly.Block.prototype.setTooltip=function(a){this.tooltip=a};Blockly.Block.prototype.getColour=function(){return this.colourHue_};Blockly.Block.prototype.setColour=function(a){this.colourHue_=a;this.rendered&&this.updateColour()};Blockly.Block.prototype.getField_=function(a){for(var b=0,c;c=this.inputList[b];b++)for(var d=0,e;e=c.fieldRow[d];d++)if(e.name===a)return e;return null};
 Blockly.Block.prototype.getFieldValue=function(a){return(a=this.getField_(a))?a.getValue():null};Blockly.Block.prototype.getTitleValue=function(a){console.log("Deprecated call to getTitleValue, use getFieldValue instead.");return this.getFieldValue(a)};Blockly.Block.prototype.setFieldValue=function(a,b){var c=this.getField_(b);goog.asserts.assertObject(c,'Field "%s" not found.',b);c.setValue(a)};
-Blockly.Block.prototype.setTitleValue=function(a,b){console.log("Deprecated call to setTitleValue, use setFieldValue instead.");this.setFieldValue(a,b)};Blockly.Block.prototype.setTooltip=function(a){this.tooltip=a};
+Blockly.Block.prototype.setTitleValue=function(a,b){console.log("Deprecated call to setTitleValue, use setFieldValue instead.");this.setFieldValue(a,b)};
 Blockly.Block.prototype.setPreviousStatement=function(a,b){this.previousConnection&&(goog.asserts.assert(!this.previousConnection.targetConnection,"Must disconnect previous statement before removing connection."),this.previousConnection.dispose(),this.previousConnection=null);a&&(goog.asserts.assert(!this.outputConnection,"Remove output connection prior to adding previous connection."),void 0===b&&(b=null),this.previousConnection=new Blockly.Connection(this,Blockly.PREVIOUS_STATEMENT),this.previousConnection.setCheck(b));
 this.rendered&&(this.render(),this.bumpNeighbours_())};Blockly.Block.prototype.setNextStatement=function(a,b){this.nextConnection&&(goog.asserts.assert(!this.nextConnection.targetConnection,"Must disconnect next statement before removing connection."),this.nextConnection.dispose(),this.nextConnection=null);a&&(void 0===b&&(b=null),this.nextConnection=new Blockly.Connection(this,Blockly.NEXT_STATEMENT),this.nextConnection.setCheck(b));this.rendered&&(this.render(),this.bumpNeighbours_())};
 Blockly.Block.prototype.setOutput=function(a,b){this.outputConnection&&(goog.asserts.assert(!this.outputConnection.targetConnection,"Must disconnect output value before removing connection."),this.outputConnection.dispose(),this.outputConnection=null);a&&(goog.asserts.assert(!this.previousConnection,"Remove previous connection prior to adding output connection."),void 0===b&&(b=null),this.outputConnection=new Blockly.Connection(this,Blockly.OUTPUT_VALUE),this.outputConnection.setCheck(b));this.rendered&&
-(this.render(),this.bumpNeighbours_())};Blockly.Block.prototype.changeOutput=function(a){goog.asserts.assert(this.outputConnection,"Only use changeOutput() on blocks that already have an output.");this.outputConnection.setCheck(a)};Blockly.Block.prototype.setInputsInline=function(a){this.inputsInline=a;this.rendered&&(this.render(),this.bumpNeighbours_(),this.workspace.fireChangeEvent())};
-Blockly.Block.prototype.setDisabled=function(a){this.disabled!=a&&(this.disabled=a,this.svg_.updateDisabled(),this.workspace.fireChangeEvent())};Blockly.Block.prototype.getInheritedDisabled=function(){for(var a=this;;){a=a.getSurroundParent();if(!a)return!1;if(a.disabled)return!0}};Blockly.Block.prototype.isCollapsed=function(){return this.collapsed_};
-Blockly.Block.prototype.setCollapsed=function(a){if(this.collapsed_!=a){this.collapsed_=a;for(var b=[],c=0,d;d=this.inputList[c];c++)b.push.apply(b,d.setVisible(!a));if(a){a=this.getIcons();for(c=0;c<a.length;c++)a[c].setVisible(!1);c=this.toString(Blockly.COLLAPSE_CHARS);this.appendDummyInput("_TEMP_COLLAPSED_INPUT").appendField(c)}else this.removeInput("_TEMP_COLLAPSED_INPUT");b.length||(b[0]=this);if(this.rendered){for(c=0;a=b[c];c++)a.render();this.bumpNeighbours_()}}};
-Blockly.Block.prototype.toString=function(a){for(var b=[],c=0,d;d=this.inputList[c];c++){for(var e=0,f;f=d.fieldRow[e];e++)b.push(f.getText());d.connection&&((d=d.connection.targetBlock())?b.push(d.toString()):b.push("?"))}b=goog.string.trim(b.join(" "))||"???";a&&(b=goog.string.truncate(b,a));return b};Blockly.Block.prototype.appendValueInput=function(a){return this.appendInput_(Blockly.INPUT_VALUE,a)};
+(this.render(),this.bumpNeighbours_())};Blockly.Block.prototype.changeOutput=function(a){goog.asserts.assert(this.outputConnection,"Only use changeOutput() on blocks that already have an output.");this.outputConnection.setCheck(a)};Blockly.Block.prototype.setInputsInline=function(a){this.inputsInline=a;this.rendered&&(this.render(),this.bumpNeighbours_(),this.workspace.fireChangeEvent())};Blockly.Block.prototype.setDisabled=function(a){this.disabled=a};
+Blockly.Block.prototype.getInheritedDisabled=function(){for(var a=this;;){a=a.getSurroundParent();if(!a)return!1;if(a.disabled)return!0}};Blockly.Block.prototype.isCollapsed=function(){return this.collapsed_};Blockly.Block.prototype.setCollapsed=function(a){this.collapsed_=a};
+Blockly.Block.prototype.toString=function(a){var b=[];if(this.collapsed_)b.push(this.getInput("_TEMP_COLLAPSED_INPUT").fieldRow[0].text_);else for(var c=0,d;d=this.inputList[c];c++){for(var e=0,f;f=d.fieldRow[e];e++)b.push(f.getText());d.connection&&((d=d.connection.targetBlock())?b.push(d.toString()):b.push("?"))}b=goog.string.trim(b.join(" "))||"???";a&&(b=goog.string.truncate(b,a));return b};Blockly.Block.prototype.appendValueInput=function(a){return this.appendInput_(Blockly.INPUT_VALUE,a)};
 Blockly.Block.prototype.appendStatementInput=function(a){return this.appendInput_(Blockly.NEXT_STATEMENT,a)};Blockly.Block.prototype.appendDummyInput=function(a){return this.appendInput_(Blockly.DUMMY_INPUT,a||"")};
-Blockly.Block.prototype.interpolateMsg=function(a,b){function c(a){a instanceof Blockly.Field?this.appendField(a):(goog.asserts.assert(goog.isArray(a)),this.appendField(a[1],a[0]))}goog.asserts.assertString(a);var d=arguments[arguments.length-1];goog.asserts.assert(d===Blockly.ALIGN_LEFT||d===Blockly.ALIGN_CENTRE||d===Blockly.ALIGN_RIGHT,'Illegal final argument "%d" is not an alignment.',d);arguments.length-=1;for(var e=a.split(this.interpolateMsg.SPLIT_REGEX_),f=[],g=0;g<e.length;g+=2){var h=goog.string.trim(e[g]),
-k=void 0;h&&f.push(new Blockly.FieldLabel(h));if((h=e[g+1])&&"%"==h.charAt(0)){var l=parseInt(h.substring(1),10),p=arguments[l];goog.asserts.assertArray(p,'Message symbol "%s" is out of range.',h);goog.asserts.assertArray(p,'Argument "%s" is not a tuple.',h);p[1]instanceof Blockly.Field?f.push([p[0],p[1]]):k=this.appendValueInput(p[0]).setCheck(p[1]).setAlign(p[2]);arguments[l]=null}else"\n"==h&&f.length&&(k=this.appendDummyInput());k&&f.length&&(f.forEach(c,k),f=[])}f.length&&(k=this.appendDummyInput().setAlign(d),
+Blockly.Block.prototype.interpolateMsg=function(a,b){function c(a){a instanceof Blockly.Field?this.appendField(a):(goog.asserts.assert(goog.isArray(a)),this.appendField(a[1],a[0]))}goog.asserts.assertString(a);var d=arguments[arguments.length-1];goog.asserts.assert(d===Blockly.ALIGN_LEFT||d===Blockly.ALIGN_CENTRE||d===Blockly.ALIGN_RIGHT,'Illegal final argument "%d" is not an alignment.',d);--arguments.length;for(var e=a.split(this.interpolateMsg.SPLIT_REGEX_),f=[],g=0;g<e.length;g+=2){var h=goog.string.trim(e[g]),
+k=void 0;h&&f.push(new Blockly.FieldLabel(h));if((h=e[g+1])&&"%"==h.charAt(0)){var l=parseInt(h.substring(1),10),q=arguments[l];goog.asserts.assertArray(q,'Message symbol "%s" is out of range.',h);goog.asserts.assertArray(q,'Argument "%s" is not a tuple.',h);q[1]instanceof Blockly.Field?f.push([q[0],q[1]]):k=this.appendValueInput(q[0]).setCheck(q[1]).setAlign(q[2]);arguments[l]=null}else"\n"==h&&f.length&&(k=this.appendDummyInput());k&&f.length&&(f.forEach(c,k),f=[])}f.length&&(k=this.appendDummyInput().setAlign(d),
 f.forEach(c,k));for(g=1;g<arguments.length-1;g++)goog.asserts.assert(null===arguments[g],'Input "%%s" not used in message: "%s"',g,a);this.setInputsInline(!a.match(this.interpolateMsg.INLINE_REGEX_))};Blockly.Block.prototype.interpolateMsg.SPLIT_REGEX_=/(%\d+|\n)/;Blockly.Block.prototype.interpolateMsg.INLINE_REGEX_=/%1\s*$/;
 Blockly.Block.prototype.appendInput_=function(a,b){var c=null;if(a==Blockly.INPUT_VALUE||a==Blockly.NEXT_STATEMENT)c=new Blockly.Connection(this,a);c=new Blockly.Input(a,b,this,c);this.inputList.push(c);this.rendered&&(this.render(),this.bumpNeighbours_());return c};
 Blockly.Block.prototype.moveInputBefore=function(a,b){if(a!=b){for(var c=-1,d=b?-1:this.inputList.length,e=0,f;f=this.inputList[e];e++)if(f.name==a){if(c=e,-1!=d)break}else if(b&&f.name==b&&(d=e,-1!=c))break;goog.asserts.assert(-1!=c,'Named input "%s" not found.',a);goog.asserts.assert(-1!=d,'Reference input "%s" not found.',b);this.moveNumberedInputBefore(c,d)}};
 Blockly.Block.prototype.moveNumberedInputBefore=function(a,b){goog.asserts.assert(a!=b,"Can't move input to itself.");goog.asserts.assert(a<this.inputList.length,"Input index "+a+" out of bounds.");goog.asserts.assert(b<=this.inputList.length,"Reference input "+b+" out of bounds.");var c=this.inputList[a];this.inputList.splice(a,1);a<b&&b--;this.inputList.splice(b,0,c);this.rendered&&(this.render(),this.bumpNeighbours_())};
 Blockly.Block.prototype.removeInput=function(a,b){for(var c=0,d;d=this.inputList[c];c++)if(d.name==a){d.connection&&d.connection.targetConnection&&d.connection.targetBlock().setParent(null);d.dispose();this.inputList.splice(c,1);this.rendered&&(this.render(),this.bumpNeighbours_());return}b||goog.asserts.fail('Input "%s" not found.',a)};Blockly.Block.prototype.getInput=function(a){for(var b=0,c;c=this.inputList[b];b++)if(c.name==a)return c;return null};
-Blockly.Block.prototype.getInputTargetBlock=function(a){return(a=this.getInput(a))&&a.connection&&a.connection.targetBlock()};Blockly.Block.prototype.setMutator=function(a){this.mutator&&this.mutator!==a&&this.mutator.dispose();a&&(a.block_=this,this.mutator=a,this.svg_&&a.createIcon())};Blockly.Block.prototype.getCommentText=function(){return this.comment?this.comment.getText().replace(/\s+$/,"").replace(/ +\n/g,"\n"):""};
-Blockly.Block.prototype.setCommentText=function(a){var b=!1;goog.isString(a)?(this.comment||(this.comment=new Blockly.Comment(this),b=!0),this.comment.setText(a)):this.comment&&(this.comment.dispose(),b=!0);this.rendered&&(this.render(),b&&this.bumpNeighbours_())};
-Blockly.Block.prototype.setWarningText=function(a){this.isInFlyout&&(a=null);var b=!1;goog.isString(a)?(this.warning||(this.warning=new Blockly.Warning(this),b=!0),this.warning.setText(a)):this.warning&&(this.warning.dispose(),b=!0);b&&this.rendered&&(this.render(),this.bumpNeighbours_())};Blockly.Block.prototype.render=function(){goog.asserts.assertObject(this.svg_,"Uninitialized block cannot be rendered.  Call block.initSvg()");this.svg_.render();Blockly.Realtime.blockChanged(this)};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.FieldTextInput=function(a,b){Blockly.FieldTextInput.superClass_.constructor.call(this,a);this.changeHandler_=b};goog.inherits(Blockly.FieldTextInput,Blockly.Field);Blockly.FieldTextInput.prototype.clone=function(){return new Blockly.FieldTextInput(this.getText(),this.changeHandler_)};Blockly.FieldTextInput.prototype.CURSOR="text";Blockly.FieldTextInput.prototype.dispose=function(){Blockly.WidgetDiv.hideIfOwner(this);Blockly.FieldTextInput.superClass_.dispose.call(this)};
-Blockly.FieldTextInput.prototype.setText=function(a){if(null!==a){if(this.changeHandler_){var b=this.changeHandler_(a);null!==b&&void 0!==b&&(a=b)}Blockly.Field.prototype.setText.call(this,a)}};
-Blockly.FieldTextInput.prototype.showEditor_=function(a){var b=a||!1;if(!b&&(goog.userAgent.MOBILE||goog.userAgent.ANDROID||goog.userAgent.IPAD))a=window.prompt(Blockly.Msg.CHANGE_VALUE_TITLE,this.text_),this.changeHandler_&&(b=this.changeHandler_(a),void 0!==b&&(a=b)),null!==a&&this.setText(a);else{Blockly.WidgetDiv.show(this,this.widgetDispose_());var c=Blockly.WidgetDiv.DIV;a=goog.dom.createDom("input","blocklyHtmlInput");Blockly.FieldTextInput.htmlInput_=a;c.appendChild(a);a.value=a.defaultValue=
-this.text_;a.oldValue_=null;this.validate_();this.resizeEditor_();b||(a.focus(),a.select());a.onKeyUpWrapper_=Blockly.bindEvent_(a,"keyup",this,this.onHtmlInputChange_);a.onKeyPressWrapper_=Blockly.bindEvent_(a,"keypress",this,this.onHtmlInputChange_);b=this.sourceBlock_.workspace.getCanvas();a.onWorkspaceChangeWrapper_=Blockly.bindEvent_(b,"blocklyWorkspaceChange",this,this.resizeEditor_)}};
-Blockly.FieldTextInput.prototype.onHtmlInputChange_=function(a){var b=Blockly.FieldTextInput.htmlInput_;13==a.keyCode?Blockly.WidgetDiv.hide():27==a.keyCode?(this.setText(b.defaultValue),Blockly.WidgetDiv.hide()):(a=b.value,a!==b.oldValue_?(b.oldValue_=a,this.setText(a),this.validate_()):goog.userAgent.WEBKIT&&this.sourceBlock_.render())};
-Blockly.FieldTextInput.prototype.validate_=function(){var a=!0;goog.asserts.assertObject(Blockly.FieldTextInput.htmlInput_);var b=Blockly.FieldTextInput.htmlInput_;this.changeHandler_&&(a=this.changeHandler_(b.value));null===a?Blockly.addClass_(b,"blocklyInvalidInput"):Blockly.removeClass_(b,"blocklyInvalidInput")};
+Blockly.Block.prototype.getInputTargetBlock=function(a){return(a=this.getInput(a))&&a.connection&&a.connection.targetBlock()};Blockly.Block.prototype.getCommentText=function(){return this.comment||""};Blockly.Block.prototype.setCommentText=function(a){this.comment=a};Blockly.Block.prototype.setWarningText=function(a){};Blockly.Block.prototype.setMutator=function(a){};Blockly.Block.prototype.getRelativeToSurfaceXY=function(){return this.xy_};
+Blockly.Block.prototype.moveBy=function(a,b){this.xy_.translate(a,b)};Blockly.ContextMenu={};Blockly.ContextMenu.currentBlock=null;
+Blockly.ContextMenu.show=function(a,b){Blockly.WidgetDiv.show(Blockly.ContextMenu,null);if(b.length){for(var c=new goog.ui.Menu,d=0,e;e=b[d];d++){var f=new goog.ui.MenuItem(e.text);c.addChild(f,!0);f.setEnabled(e.enabled);e.enabled&&goog.events.listen(f,goog.ui.Component.EventType.ACTION,function(a){return function(){Blockly.doCommand(a)}}(e.callback))}goog.events.listen(c,goog.ui.Component.EventType.ACTION,Blockly.ContextMenu.hide);e=goog.dom.getViewportSize();f=goog.style.getViewportPageOffset(document);
+c.render(Blockly.WidgetDiv.DIV);var g=c.getElement();Blockly.addClass_(g,"blocklyContextMenu");var h=goog.style.getSize(g),d=a.clientX+f.x,k=a.clientY+f.y;a.clientY+h.height>=e.height&&(k-=h.height);Blockly.RTL?h.width>=a.clientX&&(d+=h.width):a.clientX+h.width>=e.width&&(d-=h.width);Blockly.WidgetDiv.position(d,k,e,f);c.setAllowAutoFocus(!0);setTimeout(function(){g.focus()},1);Blockly.ContextMenu.currentBlock=null}else Blockly.ContextMenu.hide()};
+Blockly.ContextMenu.hide=function(){Blockly.WidgetDiv.hideIfOwner(Blockly.ContextMenu);Blockly.ContextMenu.currentBlock=null};Blockly.ContextMenu.callbackFactory=function(a,b){return function(){var c=Blockly.Xml.domToBlock(a.workspace,b),d=a.getRelativeToSurfaceXY();d.x=Blockly.RTL?d.x-Blockly.SNAP_RADIUS:d.x+Blockly.SNAP_RADIUS;d.y+=4*Blockly.SNAP_RADIUS;c.moveBy(d.x,d.y);c.select();Blockly.ContextMenu.hide()}};Blockly.BlockSvg=function(){this.svgGroup_=Blockly.createSvgElement("g",{},null);this.svgPathDark_=Blockly.createSvgElement("path",{"class":"blocklyPathDark",transform:"translate(1, 1)"},this.svgGroup_);this.svgPath_=Blockly.createSvgElement("path",{"class":"blocklyPath"},this.svgGroup_);this.svgPathLight_=Blockly.createSvgElement("path",{"class":"blocklyPathLight"},this.svgGroup_);this.svgPath_.tooltip=this;Blockly.Tooltip.bindMouseEvents(this.svgPath_);this.updateMovable()};
+goog.inherits(Blockly.BlockSvg,Blockly.Block);Blockly.BlockSvg.prototype.height=0;Blockly.BlockSvg.prototype.width=0;Blockly.BlockSvg.INLINE=-1;
+Blockly.BlockSvg.prototype.initSvg=function(){goog.asserts.assert(this.workspace.rendered,"Workspace is headless.");for(var a=0,b;b=this.inputList[a];a++)b.init();this.mutator&&this.mutator.createIcon();this.updateColour();if(!Blockly.readOnly&&!this.eventsInit_){Blockly.bindEvent_(this.getSvgRoot(),"mousedown",this,this.onMouseDown_);var c=this;Blockly.bindEvent_(this.getSvgRoot(),"touchstart",null,function(a){Blockly.longStart_(a,c)})}goog.isFunction(this.onchange)&&!this.eventsInit_&&Blockly.bindEvent_(this.workspace.getCanvas(),
+"blocklyWorkspaceChange",this,this.onchange);this.eventsInit_=!0;this.getSvgRoot().parentNode||this.workspace.getCanvas().appendChild(this.getSvgRoot())};Blockly.BlockSvg.prototype.select=function(){Blockly.selected&&Blockly.selected.unselect();Blockly.selected=this;this.addSelect();Blockly.fireUiEvent(this.workspace.getCanvas(),"blocklySelectChange")};
+Blockly.BlockSvg.prototype.selectRun=function(){Blockly.selected&&Blockly.selected.unselect();Blockly.selected=this;this.addRunSelect();Blockly.fireUiEvent(this.workspace.getCanvas(),"blocklySelectChange")};Blockly.BlockSvg.prototype.selectStop=function(){Blockly.selected&&Blockly.selected.unselect();Blockly.selected=this;this.addStopSelect();Blockly.fireUiEvent(this.workspace.getCanvas(),"blocklySelectChange")};
+Blockly.BlockSvg.prototype.unselect=function(){Blockly.selected=null;this.removeSelect();Blockly.fireUiEvent(this.workspace.getCanvas(),"blocklySelectChange")};Blockly.BlockSvg.prototype.mutator=null;Blockly.BlockSvg.prototype.comment=null;Blockly.BlockSvg.prototype.warning=null;Blockly.BlockSvg.prototype.getIcons=function(){var a=[];this.mutator&&a.push(this.mutator);this.comment&&a.push(this.comment);this.warning&&a.push(this.warning);return a};Blockly.BlockSvg.onMouseUpWrapper_=null;
+Blockly.BlockSvg.onMouseMoveWrapper_=null;
+Blockly.BlockSvg.terminateDrag_=function(){Blockly.BlockSvg.onMouseUpWrapper_&&(Blockly.unbindEvent_(Blockly.BlockSvg.onMouseUpWrapper_),Blockly.BlockSvg.onMouseUpWrapper_=null);Blockly.BlockSvg.onMouseMoveWrapper_&&(Blockly.unbindEvent_(Blockly.BlockSvg.onMouseMoveWrapper_),Blockly.BlockSvg.onMouseMoveWrapper_=null);var a=Blockly.selected;if(2==Blockly.dragMode_&&a){var b=a.getRelativeToSurfaceXY();a.moveConnections_(b.x-a.startDragX,b.y-a.startDragY);delete a.draggedBubbles_;a.setDragging_(!1);
+a.render();Blockly.gridOptions.snap&&a.workspace==Blockly.mainWorkspace&&goog.Timer.callOnce(a.snapToGrid_,Blockly.BUMP_DELAY/2,a);goog.Timer.callOnce(a.bumpNeighbours_,Blockly.BUMP_DELAY,a);Blockly.fireUiEvent(window,"resize");a.workspace.fireChangeEvent()}Blockly.dragMode_=0;Blockly.Css.setCursor(Blockly.Css.Cursor.OPEN)};
+Blockly.BlockSvg.prototype.setParent=function(a){var b=this.getSvgRoot();if(this.parentBlock_&&b){var c=this.getRelativeToSurfaceXY();this.workspace.getCanvas().appendChild(b);b.setAttribute("transform","translate("+c.x+", "+c.y+")")}Blockly.BlockSvg.superClass_.setParent.call(this,a);a&&(c=this.getRelativeToSurfaceXY(),a.getSvgRoot().appendChild(b),a=this.getRelativeToSurfaceXY(),this.moveConnections_(a.x-c.x,a.y-c.y))};
+Blockly.BlockSvg.prototype.getRelativeToSurfaceXY=function(){var a=0,b=0,c=this.getSvgRoot();if(c){do var d=Blockly.getRelativeXY_(c),a=a+d.x,b=b+d.y,c=c.parentNode;while(c&&c!=this.workspace.getCanvas())}return new goog.math.Coordinate(a,b)};Blockly.BlockSvg.prototype.moveBy=function(a,b){var c=this.getRelativeToSurfaceXY();this.getSvgRoot().setAttribute("transform","translate("+(c.x+a)+", "+(c.y+b)+")");this.moveConnections_(a,b);Blockly.Realtime.blockChanged(this)};
+Blockly.BlockSvg.prototype.snapToGrid_=function(){if(this.workspace&&0==Blockly.dragMode_&&!this.getParent()&&!this.isInFlyout){var a=Blockly.gridOptions.spacing,b=a/2,c=this.getRelativeToSurfaceXY(),d=Math.round((c.x-b)/a)*a+b-c.x,a=Math.round((c.y-b)/a)*a+b-c.y,d=Math.round(d),a=Math.round(a);0==d&&0==a||this.moveBy(d,a)}};
+Blockly.BlockSvg.prototype.getHeightWidth=function(){var a=this.height,b=this.width,c=this.getNextBlock();c&&(c=c.getHeightWidth(),a+=c.height-4,b=Math.max(b,c.width));return{height:a,width:b}};
+Blockly.BlockSvg.prototype.setCollapsed=function(a){if(this.collapsed_!=a){for(var b=[],c=0,d;d=this.inputList[c];c++)b.push.apply(b,d.setVisible(!a));if(a){d=this.getIcons();for(c=0;c<d.length;c++)d[c].setVisible(!1);c=this.toString(Blockly.COLLAPSE_CHARS);this.appendDummyInput("_TEMP_COLLAPSED_INPUT").appendField(c).init()}else this.removeInput("_TEMP_COLLAPSED_INPUT");Blockly.BlockSvg.superClass_.setCollapsed.call(this,a);b.length||(b[0]=this);if(this.rendered)for(c=0;a=b[c];c++)a.render()}};
+Blockly.BlockSvg.prototype.onMouseDown_=function(a){if(!this.isInFlyout){Blockly.svgResize();Blockly.terminateDrag_();this.select();Blockly.hideChaff();if(Blockly.isRightButton(a))this.showContextMenu_(a);else if(this.isMovable()){Blockly.removeAllRanges();Blockly.Css.setCursor(Blockly.Css.Cursor.CLOSED);var b=this.getRelativeToSurfaceXY();this.startDragX=b.x;this.startDragY=b.y;this.startDragMouseX=a.clientX;this.startDragMouseY=a.clientY;Blockly.dragMode_=1;Blockly.BlockSvg.onMouseUpWrapper_=Blockly.bindEvent_(document,
+"mouseup",this,this.onMouseUp_);Blockly.BlockSvg.onMouseMoveWrapper_=Blockly.bindEvent_(document,"mousemove",this,this.onMouseMove_);this.draggedBubbles_=[];for(var b=this.getDescendants(),c=0,d;d=b[c];c++){d=d.getIcons();for(var e=0;e<d.length;e++){var f=d[e].getIconLocation();f.bubble=d[e];this.draggedBubbles_.push(f)}}}else return;a.stopPropagation()}};
+Blockly.BlockSvg.prototype.onMouseUp_=function(a){var b=this;Blockly.doCommand(function(){Blockly.terminateDrag_();if(Blockly.selected&&Blockly.highlightedConnection_)Blockly.localConnection_.connect(Blockly.highlightedConnection_),b.rendered&&(Blockly.localConnection_.isSuperior()?Blockly.highlightedConnection_:Blockly.localConnection_).sourceBlock_.connectionUiEffect(),b.workspace.trashcan&&b.workspace.trashcan.close();else if(b.workspace.isDeleteArea(a)&&Blockly.selected.isDeletable()){var c=b.workspace.trashcan;
+c&&goog.Timer.callOnce(c.close,100,c);Blockly.selected.dispose(!1,!0);Blockly.fireUiEvent(window,"resize")}Blockly.highlightedConnection_&&(Blockly.highlightedConnection_.unhighlight(),Blockly.highlightedConnection_=null);Blockly.Css.setCursor(Blockly.Css.Cursor.OPEN)})};Blockly.BlockSvg.prototype.showHelp_=function(){var a=goog.isFunction(this.helpUrl)?this.helpUrl():this.helpUrl;a&&window.open(a)};
+Blockly.BlockSvg.prototype.showContextMenu_=function(a){if(!Blockly.readOnly&&this.contextMenu){var b=this,c=[];if(this.isDeletable()&&this.isMovable()&&!b.isInFlyout){var d={text:Blockly.Msg.DUPLICATE_BLOCK,enabled:!0,callback:function(){b.duplicate_()}};this.getDescendants().length>this.workspace.remainingCapacity()&&(d.enabled=!1);c.push(d);if(!this.collapsed_)for(d=0;d<this.inputList.length;d++)if(this.inputList[d].type==Blockly.INPUT_VALUE){d={enabled:!0};d.text=this.inputsInline?Blockly.Msg.EXTERNAL_INPUTS:
+Blockly.Msg.INLINE_INPUTS;d.callback=function(){b.setInputsInline(!b.inputsInline)};c.push(d);break}Blockly.collapse&&(this.collapsed_?(d={enabled:!0},d.text=Blockly.Msg.EXPAND_BLOCK,d.callback=function(){b.setCollapsed(!1)}):(d={enabled:!0},d.text=Blockly.Msg.COLLAPSE_BLOCK,d.callback=function(){b.setCollapsed(!0)}),c.push(d));Blockly.disable&&(d={text:this.disabled?Blockly.Msg.ENABLE_BLOCK:Blockly.Msg.DISABLE_BLOCK,enabled:!this.getInheritedDisabled(),callback:function(){b.setDisabled(!b.disabled)}},
+c.push(d));var d=this.getDescendants().length,e=this.getNextBlock();e&&(d-=e.getDescendants().length);d={text:1==d?Blockly.Msg.DELETE_BLOCK:Blockly.Msg.DELETE_X_BLOCKS.replace("%1",String(d)),enabled:!0,callback:function(){b.dispose(!0,!0)}};c.push(d)}this.customContextMenu&&!b.isInFlyout&&this.customContextMenu(c);Blockly.ContextMenu.show(a,c);Blockly.ContextMenu.currentBlock=this}};
+Blockly.BlockSvg.prototype.moveConnections_=function(a,b){if(this.rendered){for(var c=this.getConnections_(!1),d=0;d<c.length;d++)c[d].moveBy(a,b);c=this.getIcons();for(d=0;d<c.length;d++)c[d].computeIconLocation();for(d=0;d<this.childBlocks_.length;d++)this.childBlocks_[d].moveConnections_(a,b)}};Blockly.BlockSvg.prototype.setDragging_=function(a){a?this.addDragging():this.removeDragging();for(var b=0;b<this.childBlocks_.length;b++)this.childBlocks_[b].setDragging_(a)};
+Blockly.BlockSvg.prototype.onMouseMove_=function(a){var b=this;Blockly.doCommand(function(){if(!("mousemove"==a.type&&1>=a.clientX&&0==a.clientY&&0==a.button)){Blockly.removeAllRanges();var c=a.clientX-b.startDragMouseX,d=a.clientY-b.startDragMouseY;1==Blockly.dragMode_&&Math.sqrt(Math.pow(c,2)+Math.pow(d,2))>Blockly.DRAG_RADIUS&&(Blockly.dragMode_=2,Blockly.longStop_(),b.setParent(null),b.setDragging_(!0),b.workspace.recordDeleteAreas());if(2==Blockly.dragMode_){var e=b.startDragX+c,f=b.startDragY+
+d;b.getSvgRoot().setAttribute("transform","translate("+e+", "+f+")");for(e=0;e<b.draggedBubbles_.length;e++)f=b.draggedBubbles_[e],f.bubble.setIconLocation(f.x+c,f.y+d);for(var f=b.getConnections_(!1),g=null,h=null,k=Blockly.SNAP_RADIUS,e=0;e<f.length;e++){var l=f[e],q=l.closest(k,c,d);q.connection&&(g=q.connection,h=l,k=q.radius)}Blockly.highlightedConnection_&&Blockly.highlightedConnection_!=g&&(Blockly.highlightedConnection_.unhighlight(),Blockly.highlightedConnection_=null,Blockly.localConnection_=
+null);g&&g!=Blockly.highlightedConnection_&&(g.highlight(),Blockly.highlightedConnection_=g,Blockly.localConnection_=h);b.isDeletable()&&b.workspace.isDeleteArea(a)}}a.stopPropagation()})};
+Blockly.BlockSvg.prototype.updateMovable=function(){this.isMovable()?(Blockly.addClass_(this.svgGroup_,"blocklyDraggable"),Blockly.addClass_(this.svgGroup_,"blocklySpecialNotDraggable"),this.svgPath_.setAttribute("fill","url(#blocklyDisabledPattern)")):(Blockly.removeClass_(this.svgGroup_,"blocklyDraggable"),Blockly.removeClass_(this.svgGroup_,"blocklySpecialNotDraggable"))};Blockly.BlockSvg.prototype.getSvgRoot=function(){return this.svgGroup_};Blockly.BlockSvg.SEP_SPACE_X=10;
+Blockly.BlockSvg.SEP_SPACE_Y=10;Blockly.BlockSvg.INLINE_PADDING_Y=5;Blockly.BlockSvg.MIN_BLOCK_Y=25;Blockly.BlockSvg.TAB_HEIGHT=18;Blockly.BlockSvg.TAB_WIDTH=6;Blockly.BlockSvg.NOTCH_WIDTH=30;Blockly.BlockSvg.CORNER_RADIUS=8;Blockly.BlockSvg.FIELD_HEIGHT=18;Blockly.BlockSvg.DISTANCE_45_INSIDE=(1-Math.SQRT1_2)*(Blockly.BlockSvg.CORNER_RADIUS-1)+1;Blockly.BlockSvg.DISTANCE_45_OUTSIDE=(1-Math.SQRT1_2)*(Blockly.BlockSvg.CORNER_RADIUS+1)-1;Blockly.BlockSvg.NOTCH_PATH_LEFT="l 6,4 3,0 6,-4";
+Blockly.BlockSvg.NOTCH_PATH_LEFT_HIGHLIGHT="l 6.5,4 2,0 6.5,-4";Blockly.BlockSvg.NOTCH_PATH_RIGHT="l -6,4 -3,0 -6,-4";Blockly.BlockSvg.JAGGED_TEETH="l 8,0 0,4 8,4 -16,8 8,4";Blockly.BlockSvg.JAGGED_TEETH_HEIGHT=20;Blockly.BlockSvg.JAGGED_TEETH_WIDTH=15;Blockly.BlockSvg.TAB_PATH_DOWN="v 5 c 0,10 -"+Blockly.BlockSvg.TAB_WIDTH+",-8 -"+Blockly.BlockSvg.TAB_WIDTH+",7.5 s "+Blockly.BlockSvg.TAB_WIDTH+",-2.5 "+Blockly.BlockSvg.TAB_WIDTH+",7.5";
+Blockly.BlockSvg.TAB_PATH_DOWN_HIGHLIGHT_RTL="v 6.5 m -"+.98*Blockly.BlockSvg.TAB_WIDTH+",2.5 q -"+.05*Blockly.BlockSvg.TAB_WIDTH+",10 "+.27*Blockly.BlockSvg.TAB_WIDTH+",10 m "+.71*Blockly.BlockSvg.TAB_WIDTH+",-2.5 v 1.5";Blockly.BlockSvg.TOP_LEFT_CORNER_START="m 0,"+Blockly.BlockSvg.CORNER_RADIUS;Blockly.BlockSvg.TOP_LEFT_CORNER_START_HIGHLIGHT_RTL="m "+Blockly.BlockSvg.DISTANCE_45_INSIDE+","+Blockly.BlockSvg.DISTANCE_45_INSIDE;
+Blockly.BlockSvg.TOP_LEFT_CORNER_START_HIGHLIGHT_LTR="m 1,"+(Blockly.BlockSvg.CORNER_RADIUS-1);Blockly.BlockSvg.TOP_LEFT_CORNER="A "+Blockly.BlockSvg.CORNER_RADIUS+","+Blockly.BlockSvg.CORNER_RADIUS+" 0 0,1 "+Blockly.BlockSvg.CORNER_RADIUS+",0";Blockly.BlockSvg.TOP_LEFT_CORNER_HIGHLIGHT="A "+(Blockly.BlockSvg.CORNER_RADIUS-1)+","+(Blockly.BlockSvg.CORNER_RADIUS-1)+" 0 0,1 "+Blockly.BlockSvg.CORNER_RADIUS+",1";
+Blockly.BlockSvg.INNER_TOP_LEFT_CORNER=Blockly.BlockSvg.NOTCH_PATH_RIGHT+" h -"+(Blockly.BlockSvg.NOTCH_WIDTH-15-Blockly.BlockSvg.CORNER_RADIUS)+" a "+Blockly.BlockSvg.CORNER_RADIUS+","+Blockly.BlockSvg.CORNER_RADIUS+" 0 0,0 -"+Blockly.BlockSvg.CORNER_RADIUS+","+Blockly.BlockSvg.CORNER_RADIUS;Blockly.BlockSvg.INNER_BOTTOM_LEFT_CORNER="a "+Blockly.BlockSvg.CORNER_RADIUS+","+Blockly.BlockSvg.CORNER_RADIUS+" 0 0,0 "+Blockly.BlockSvg.CORNER_RADIUS+","+Blockly.BlockSvg.CORNER_RADIUS;
+Blockly.BlockSvg.INNER_TOP_LEFT_CORNER_HIGHLIGHT_RTL="a "+(Blockly.BlockSvg.CORNER_RADIUS+1)+","+(Blockly.BlockSvg.CORNER_RADIUS+1)+" 0 0,0 "+(-Blockly.BlockSvg.DISTANCE_45_OUTSIDE-1)+","+(Blockly.BlockSvg.CORNER_RADIUS-Blockly.BlockSvg.DISTANCE_45_OUTSIDE);Blockly.BlockSvg.INNER_BOTTOM_LEFT_CORNER_HIGHLIGHT_RTL="a "+(Blockly.BlockSvg.CORNER_RADIUS+1)+","+(Blockly.BlockSvg.CORNER_RADIUS+1)+" 0 0,0 "+(Blockly.BlockSvg.CORNER_RADIUS+1)+","+(Blockly.BlockSvg.CORNER_RADIUS+1);
+Blockly.BlockSvg.INNER_BOTTOM_LEFT_CORNER_HIGHLIGHT_LTR="a "+(Blockly.BlockSvg.CORNER_RADIUS+1)+","+(Blockly.BlockSvg.CORNER_RADIUS+1)+" 0 0,0 "+(Blockly.BlockSvg.CORNER_RADIUS-Blockly.BlockSvg.DISTANCE_45_OUTSIDE)+","+(Blockly.BlockSvg.DISTANCE_45_OUTSIDE+1);
+Blockly.BlockSvg.prototype.dispose=function(a,b,c){Blockly.terminateDrag_();Blockly.ContextMenu.currentBlock==this&&Blockly.ContextMenu.hide();this.unplug(a,!1);b&&this.rendered&&this.disposeUiEffect();this.rendered=!1;b=this.getIcons();for(c=0;c<b.length;c++)b[c].dispose();Blockly.BlockSvg.superClass_.dispose.call(this,a);goog.dom.removeNode(this.svgGroup_);this.svgPathDark_=this.svgPathLight_=this.svgPath_=this.svgGroup_=null};
+Blockly.BlockSvg.prototype.disposeUiEffect=function(){Blockly.playAudio("delete");var a=Blockly.getSvgXY_(this.svgGroup_),b=this.svgGroup_.cloneNode(!0);b.translateX_=a.x;b.translateY_=a.y;b.setAttribute("transform","translate("+b.translateX_+","+b.translateY_+")");Blockly.svg.appendChild(b);b.bBox_=b.getBBox();b.startDate_=new Date;Blockly.BlockSvg.disposeUiStep_(b)};
+Blockly.BlockSvg.disposeUiStep_=function(a){var b=(new Date-a.startDate_)/150;1<b?goog.dom.removeNode(a):(a.setAttribute("transform","translate("+(a.translateX_+(Blockly.RTL?-1:1)*a.bBox_.width/2*b+", "+(a.translateY_+a.bBox_.height*b))+") scale("+(1-b)+")"),setTimeout(function(){Blockly.BlockSvg.disposeUiStep_(a)},10))};
+Blockly.BlockSvg.prototype.connectionUiEffect=function(){Blockly.playAudio("click");var a=Blockly.getSvgXY_(this.svgGroup_);this.outputConnection?(a.x+=Blockly.RTL?3:-3,a.y+=13):this.previousConnection&&(a.x+=Blockly.RTL?-23:23,a.y+=3);a=Blockly.createSvgElement("circle",{cx:a.x,cy:a.y,r:0,fill:"none",stroke:"#888","stroke-width":10},Blockly.svg);a.startDate_=new Date;Blockly.BlockSvg.connectionUiStep_(a)};
+Blockly.BlockSvg.connectionUiStep_=function(a){var b=(new Date-a.startDate_)/150;1<b?goog.dom.removeNode(a):(a.setAttribute("r",25*b),a.style.opacity=1-b,setTimeout(function(){Blockly.BlockSvg.connectionUiStep_(a)},10))};
+Blockly.BlockSvg.prototype.updateColour=function(){var a=!1===this.movable_?Blockly.makeColour(0):Blockly.makeColour(this.getColour()),b=goog.color.hexToRgb(a),c=goog.color.lighten(b,.3),b=goog.color.darken(b,.4);this.svgPathLight_.setAttribute("stroke",goog.color.rgbArrayToHex(c));this.svgPathDark_.setAttribute("fill",goog.color.rgbArrayToHex(b));this.svgPath_.setAttribute("fill",a);c=this.getIcons();for(a=0;a<c.length;a++)c[a].updateColour();for(a=0;c=this.inputList[a];a++)for(var b=0,d;d=c.fieldRow[b];b++)d.setText(null)};
+Blockly.BlockSvg.prototype.updateDisabled=function(){var a=Blockly.hasClass_(this.svgGroup_,"blocklyDisabled");this.disabled||this.getInheritedDisabled()?a||(Blockly.addClass_(this.svgGroup_,"blocklyDisabled"),this.svgPath_.setAttribute("fill","url(#blocklyDisabledPattern)")):a&&(Blockly.removeClass_(this.svgGroup_,"blocklyDisabled"),this.updateColour());for(var a=this.getChildren(),b=0,c;c=a[b];b++)c.updateDisabled()};
+Blockly.BlockSvg.prototype.getCommentText=function(){return this.comment?this.comment.getText().replace(/\s+$/,"").replace(/ +\n/g,"\n"):""};Blockly.BlockSvg.prototype.setCommentText=function(a){var b=!1;goog.isString(a)?(this.comment||(this.comment=new Blockly.Comment(this),b=!0),this.comment.setText(a)):this.comment&&(this.comment.dispose(),b=!0);b&&this.rendered&&(this.render(),this.bumpNeighbours_())};
+Blockly.BlockSvg.prototype.setWarningText=function(a){this.setWarningText.pid_&&(clearTimeout(this.setWarningText.pid_),this.setWarningText.pid_=0);if(2==Blockly.dragMode_){var b=this;this.setWarningText.pid_=setTimeout(function(){b.setWarningText.pid_=0;b.setWarningText(a)},100)}else{this.isInFlyout&&(a=null);var c=!1;goog.isString(a)?(this.warning||(this.warning=new Blockly.Warning(this),c=!0),this.warning.setText(a)):this.warning&&(this.warning.dispose(),c=!0);c&&this.rendered&&(this.render(),
+this.bumpNeighbours_())}};Blockly.BlockSvg.prototype.setMutator=function(a){this.mutator&&this.mutator!==a&&this.mutator.dispose();a&&(a.block_=this,this.mutator=a,this.rendered&&a.createIcon())};Blockly.BlockSvg.prototype.setDisabled=function(a){this.disabled!=a&&(Blockly.BlockSvg.superClass_.setDisabled.call(this,a),this.rendered&&this.updateDisabled(),this.workspace.fireChangeEvent())};Blockly.BlockSvg.prototype.addSelect=function(){Blockly.addClass_(this.svgGroup_,"blocklySelected");this.svgGroup_.parentNode.appendChild(this.svgGroup_)};
+Blockly.BlockSvg.prototype.addRunSelect=function(){Blockly.addClass_(this.svgGroup_,"blocklySelectedRun");this.svgGroup_.parentNode.appendChild(this.svgGroup_)};Blockly.BlockSvg.prototype.addStopSelect=function(){Blockly.addClass_(this.svgGroup_,"blocklySelectedStop");this.svgGroup_.parentNode.appendChild(this.svgGroup_)};
+Blockly.BlockSvg.prototype.removeSelect=function(){Blockly.removeClass_(this.svgGroup_,"blocklySelected");Blockly.removeClass_(this.svgGroup_,"blocklySelectedRun");Blockly.removeClass_(this.svgGroup_,"blocklySelectedStop")};Blockly.BlockSvg.prototype.addDragging=function(){Blockly.addClass_(this.svgGroup_,"blocklyDragging")};Blockly.BlockSvg.prototype.removeDragging=function(){Blockly.removeClass_(this.svgGroup_,"blocklyDragging")};
+Blockly.BlockSvg.prototype.render=function(a){this.rendered=!0;var b=Blockly.BlockSvg.SEP_SPACE_X;Blockly.RTL&&(b=-b);for(var c=this.getIcons(),d=0;d<c.length;d++)b=c[d].renderIcon(b);b+=Blockly.RTL?Blockly.BlockSvg.SEP_SPACE_X:-Blockly.BlockSvg.SEP_SPACE_X;c=this.renderCompute_(b);this.renderDraw_(b,c);!1!==a&&((a=this.getParent())?a.render(!0):Blockly.fireUiEvent(window,"resize"));Blockly.Realtime.blockChanged(this)};
+Blockly.BlockSvg.prototype.renderFields_=function(a,b,c){Blockly.RTL&&(b=-b);for(var d=0,e;e=a[d];d++){var f=e.getSvgRoot();f&&(Blockly.RTL?(b-=e.renderSep+e.renderWidth,f.setAttribute("transform","translate("+b+", "+c+")"),e.renderWidth&&(b-=Blockly.BlockSvg.SEP_SPACE_X)):(f.setAttribute("transform","translate("+(b+e.renderSep)+", "+c+")"),e.renderWidth&&(b+=e.renderSep+e.renderWidth+Blockly.BlockSvg.SEP_SPACE_X)))}return Blockly.RTL?-b:b};
+Blockly.BlockSvg.prototype.renderCompute_=function(a){var b=this.inputList,c=[];c.rightEdge=a+2*Blockly.BlockSvg.SEP_SPACE_X;if(this.previousConnection||this.nextConnection)c.rightEdge=Math.max(c.rightEdge,Blockly.BlockSvg.NOTCH_WIDTH+Blockly.BlockSvg.SEP_SPACE_X);for(var d=0,e=0,f=!1,g=!1,h=!1,k=void 0,l=this.inputsInline&&!this.isCollapsed(),q=0,m;m=b[q];q++)if(m.isVisible()){var p;l&&k&&k!=Blockly.NEXT_STATEMENT&&m.type!=Blockly.NEXT_STATEMENT?p=c[c.length-1]:(k=m.type,p=[],p.type=l&&m.type!=Blockly.NEXT_STATEMENT?
+Blockly.BlockSvg.INLINE:m.type,p.height=0,c.push(p));p.push(m);m.renderHeight=Blockly.BlockSvg.MIN_BLOCK_Y;m.renderWidth=l&&m.type==Blockly.INPUT_VALUE?Blockly.BlockSvg.TAB_WIDTH+1.25*Blockly.BlockSvg.SEP_SPACE_X:0;if(m.connection&&m.connection.targetConnection){var n=m.connection.targetBlock().getHeightWidth();m.renderHeight=Math.max(m.renderHeight,n.height);m.renderWidth=Math.max(m.renderWidth,n.width)}q==b.length-1&&m.renderHeight--;p.height=Math.max(p.height,m.renderHeight);m.fieldWidth=0;1==
+c.length&&(m.fieldWidth+=Blockly.RTL?-a:a);for(var n=!1,r=0,t;t=m.fieldRow[r];r++){0!=r&&(m.fieldWidth+=Blockly.BlockSvg.SEP_SPACE_X);var u=t.getSize();t.renderWidth=u.width;t.renderSep=n&&t.EDITABLE?Blockly.BlockSvg.SEP_SPACE_X:0;m.fieldWidth+=t.renderWidth+t.renderSep;p.height=Math.max(p.height,u.height);n=t.EDITABLE}p.type!=Blockly.BlockSvg.INLINE&&(p.type==Blockly.NEXT_STATEMENT?(g=!0,e=Math.max(e,m.fieldWidth)):(p.type==Blockly.INPUT_VALUE?f=!0:p.type==Blockly.DUMMY_INPUT&&(h=!0),d=Math.max(d,
+m.fieldWidth)))}for(a=0;p=c[a];a++)if(p.thicker=!1,p.type==Blockly.BlockSvg.INLINE)for(b=0;m=p[b];b++)if(m.type==Blockly.INPUT_VALUE){p.height+=2*Blockly.BlockSvg.INLINE_PADDING_Y;p.thicker=!0;break}c.statementEdge=2*Blockly.BlockSvg.SEP_SPACE_X+e;g&&(c.rightEdge=Math.max(c.rightEdge,c.statementEdge+Blockly.BlockSvg.NOTCH_WIDTH));f?c.rightEdge=Math.max(c.rightEdge,d+2*Blockly.BlockSvg.SEP_SPACE_X+Blockly.BlockSvg.TAB_WIDTH):h&&(c.rightEdge=Math.max(c.rightEdge,d+2*Blockly.BlockSvg.SEP_SPACE_X));c.hasValue=
+f;c.hasStatement=g;c.hasDummy=h;return c};
+Blockly.BlockSvg.prototype.renderDraw_=function(a,b){if(this.outputConnection)this.squareBottomLeftCorner_=this.squareTopLeftCorner_=!0;else{this.squareBottomLeftCorner_=this.squareTopLeftCorner_=!1;if(this.previousConnection){var c=this.previousConnection.targetBlock();c&&c.getNextBlock()==this&&(this.squareTopLeftCorner_=!0)}this.getNextBlock()&&(this.squareBottomLeftCorner_=!0)}var d=this.getRelativeToSurfaceXY(),e=[],f=[],c=[],g=[];this.renderDrawTop_(e,c,d,b.rightEdge);var h=this.renderDrawRight_(e,
+c,f,g,d,b,a);this.renderDrawBottom_(e,c,d,h);this.renderDrawLeft_(e,c,d,h);d=e.join(" ")+"\n"+f.join(" ");this.svgPath_.setAttribute("d",d);this.svgPathDark_.setAttribute("d",d);d=c.join(" ")+"\n"+g.join(" ");this.svgPathLight_.setAttribute("d",d);Blockly.RTL&&(this.svgPath_.setAttribute("transform","scale(-1 1)"),this.svgPathLight_.setAttribute("transform","scale(-1 1)"),this.svgPathDark_.setAttribute("transform","translate(1,1) scale(-1 1)"))};
+Blockly.BlockSvg.prototype.renderDrawTop_=function(a,b,c,d){this.squareTopLeftCorner_?(a.push("m 0,0"),b.push("m 1,1")):(a.push(Blockly.BlockSvg.TOP_LEFT_CORNER_START),b.push(Blockly.RTL?Blockly.BlockSvg.TOP_LEFT_CORNER_START_HIGHLIGHT_RTL:Blockly.BlockSvg.TOP_LEFT_CORNER_START_HIGHLIGHT_LTR),a.push(Blockly.BlockSvg.TOP_LEFT_CORNER),b.push(Blockly.BlockSvg.TOP_LEFT_CORNER_HIGHLIGHT));this.previousConnection&&(a.push("H",Blockly.BlockSvg.NOTCH_WIDTH-15),b.push("H",Blockly.BlockSvg.NOTCH_WIDTH-15),
+a.push(Blockly.BlockSvg.NOTCH_PATH_LEFT),b.push(Blockly.BlockSvg.NOTCH_PATH_LEFT_HIGHLIGHT),this.previousConnection.moveTo(c.x+(Blockly.RTL?-Blockly.BlockSvg.NOTCH_WIDTH:Blockly.BlockSvg.NOTCH_WIDTH),c.y));a.push("H",d);b.push("H",d+(Blockly.RTL?-1:0));this.width=d};
+Blockly.BlockSvg.prototype.renderDrawRight_=function(a,b,c,d,e,f,g){for(var h,k=0,l,q,m=0,p;p=f[m];m++){h=Blockly.BlockSvg.SEP_SPACE_X;0==m&&(h+=Blockly.RTL?-g:g);b.push("M",f.rightEdge-1+","+(k+1));if(this.isCollapsed()){var n=p[0];l=k+Blockly.BlockSvg.FIELD_HEIGHT;this.renderFields_(n.fieldRow,h,l);a.push(Blockly.BlockSvg.JAGGED_TEETH);Blockly.RTL?b.push("l 8,0 0,3.8 7,3.2 m -14.5,9 l 8,4"):b.push("h 8");n=p.height-Blockly.BlockSvg.JAGGED_TEETH_HEIGHT;a.push("v",n);Blockly.RTL&&b.push("v",n-2);
+this.width+=Blockly.BlockSvg.JAGGED_TEETH_WIDTH}else if(p.type==Blockly.BlockSvg.INLINE){for(var r=0;n=p[r];r++)l=k+Blockly.BlockSvg.FIELD_HEIGHT,p.thicker&&(l+=Blockly.BlockSvg.INLINE_PADDING_Y),h=this.renderFields_(n.fieldRow,h,l),n.type!=Blockly.DUMMY_INPUT&&(h+=n.renderWidth+Blockly.BlockSvg.SEP_SPACE_X),n.type==Blockly.INPUT_VALUE&&(c.push("M",h-Blockly.BlockSvg.SEP_SPACE_X+","+(k+Blockly.BlockSvg.INLINE_PADDING_Y)),c.push("h",Blockly.BlockSvg.TAB_WIDTH-2-n.renderWidth),c.push(Blockly.BlockSvg.TAB_PATH_DOWN),
+c.push("v",n.renderHeight+1-Blockly.BlockSvg.TAB_HEIGHT),c.push("h",n.renderWidth+2-Blockly.BlockSvg.TAB_WIDTH),c.push("z"),Blockly.RTL?(d.push("M",h-Blockly.BlockSvg.SEP_SPACE_X-3+Blockly.BlockSvg.TAB_WIDTH-n.renderWidth+","+(k+Blockly.BlockSvg.INLINE_PADDING_Y+1)),d.push(Blockly.BlockSvg.TAB_PATH_DOWN_HIGHLIGHT_RTL),d.push("v",n.renderHeight-Blockly.BlockSvg.TAB_HEIGHT+3),d.push("h",n.renderWidth-Blockly.BlockSvg.TAB_WIDTH+1)):(d.push("M",h-Blockly.BlockSvg.SEP_SPACE_X+1+","+(k+Blockly.BlockSvg.INLINE_PADDING_Y+
+1)),d.push("v",n.renderHeight+1),d.push("h",Blockly.BlockSvg.TAB_WIDTH-2-n.renderWidth),d.push("M",h-n.renderWidth-Blockly.BlockSvg.SEP_SPACE_X+1.8+","+(k+Blockly.BlockSvg.INLINE_PADDING_Y+Blockly.BlockSvg.TAB_HEIGHT-.4)),d.push("l",.38*Blockly.BlockSvg.TAB_WIDTH+",-1.8")),l=Blockly.RTL?e.x-h-Blockly.BlockSvg.TAB_WIDTH+Blockly.BlockSvg.SEP_SPACE_X+n.renderWidth+1:e.x+h+Blockly.BlockSvg.TAB_WIDTH-Blockly.BlockSvg.SEP_SPACE_X-n.renderWidth-1,q=e.y+k+Blockly.BlockSvg.INLINE_PADDING_Y+1,n.connection.moveTo(l,
+q),n.connection.targetConnection&&n.connection.tighten_());h=Math.max(h,f.rightEdge);this.width=Math.max(this.width,h);a.push("H",h);b.push("H",h+(Blockly.RTL?-1:0));a.push("v",p.height);Blockly.RTL&&b.push("v",p.height-2)}else p.type==Blockly.INPUT_VALUE?(n=p[0],l=k+Blockly.BlockSvg.FIELD_HEIGHT,n.align!=Blockly.ALIGN_LEFT&&(r=f.rightEdge-n.fieldWidth-Blockly.BlockSvg.TAB_WIDTH-2*Blockly.BlockSvg.SEP_SPACE_X,n.align==Blockly.ALIGN_RIGHT?h+=r:n.align==Blockly.ALIGN_CENTRE&&(h+=(r+h)/2)),this.renderFields_(n.fieldRow,
+h,l),a.push(Blockly.BlockSvg.TAB_PATH_DOWN),r=p.height-Blockly.BlockSvg.TAB_HEIGHT,a.push("v",r),Blockly.RTL?(b.push(Blockly.BlockSvg.TAB_PATH_DOWN_HIGHLIGHT_RTL),b.push("v",r)):(b.push("M",f.rightEdge-4.2+","+(k+Blockly.BlockSvg.TAB_HEIGHT-.4)),b.push("l",.38*Blockly.BlockSvg.TAB_WIDTH+",-1.8")),l=e.x+(Blockly.RTL?-f.rightEdge-1:f.rightEdge+1),q=e.y+k,n.connection.moveTo(l,q),n.connection.targetConnection&&(n.connection.tighten_(),this.width=Math.max(this.width,f.rightEdge+n.connection.targetBlock().getHeightWidth().width-
+Blockly.BlockSvg.TAB_WIDTH+1))):p.type==Blockly.DUMMY_INPUT?(n=p[0],l=k+Blockly.BlockSvg.FIELD_HEIGHT,n.align!=Blockly.ALIGN_LEFT&&(r=f.rightEdge-n.fieldWidth-2*Blockly.BlockSvg.SEP_SPACE_X,f.hasValue&&(r-=Blockly.BlockSvg.TAB_WIDTH),n.align==Blockly.ALIGN_RIGHT?h+=r:n.align==Blockly.ALIGN_CENTRE&&(h+=(r+h)/2)),this.renderFields_(n.fieldRow,h,l),a.push("v",p.height),Blockly.RTL&&b.push("v",p.height-2)):p.type==Blockly.NEXT_STATEMENT&&(n=p[0],0==m&&(a.push("v",Blockly.BlockSvg.SEP_SPACE_Y),Blockly.RTL&&
+b.push("v",Blockly.BlockSvg.SEP_SPACE_Y-1),k+=Blockly.BlockSvg.SEP_SPACE_Y),l=k+Blockly.BlockSvg.FIELD_HEIGHT,n.align!=Blockly.ALIGN_LEFT&&(r=f.statementEdge-n.fieldWidth-2*Blockly.BlockSvg.SEP_SPACE_X,n.align==Blockly.ALIGN_RIGHT?h+=r:n.align==Blockly.ALIGN_CENTRE&&(h+=(r+h)/2)),this.renderFields_(n.fieldRow,h,l),h=f.statementEdge+Blockly.BlockSvg.NOTCH_WIDTH,a.push("H",h),a.push(Blockly.BlockSvg.INNER_TOP_LEFT_CORNER),a.push("v",p.height-2*Blockly.BlockSvg.CORNER_RADIUS),a.push(Blockly.BlockSvg.INNER_BOTTOM_LEFT_CORNER),
+a.push("H",f.rightEdge),Blockly.RTL?(b.push("M",h-Blockly.BlockSvg.NOTCH_WIDTH+Blockly.BlockSvg.DISTANCE_45_OUTSIDE+","+(k+Blockly.BlockSvg.DISTANCE_45_OUTSIDE)),b.push(Blockly.BlockSvg.INNER_TOP_LEFT_CORNER_HIGHLIGHT_RTL),b.push("v",p.height-2*Blockly.BlockSvg.CORNER_RADIUS),b.push(Blockly.BlockSvg.INNER_BOTTOM_LEFT_CORNER_HIGHLIGHT_RTL),b.push("H",f.rightEdge-1)):(b.push("M",h-Blockly.BlockSvg.NOTCH_WIDTH+Blockly.BlockSvg.DISTANCE_45_OUTSIDE+","+(k+p.height-Blockly.BlockSvg.DISTANCE_45_OUTSIDE)),
+b.push(Blockly.BlockSvg.INNER_BOTTOM_LEFT_CORNER_HIGHLIGHT_LTR),b.push("H",f.rightEdge)),l=e.x+(Blockly.RTL?-h:h),q=e.y+k+1,n.connection.moveTo(l,q),n.connection.targetConnection&&(n.connection.tighten_(),this.width=Math.max(this.width,f.statementEdge+n.connection.targetBlock().getHeightWidth().width)),m==f.length-1||f[m+1].type==Blockly.NEXT_STATEMENT)&&(a.push("v",Blockly.BlockSvg.SEP_SPACE_Y),Blockly.RTL&&b.push("v",Blockly.BlockSvg.SEP_SPACE_Y-1),k+=Blockly.BlockSvg.SEP_SPACE_Y);k+=p.height}f.length||
+(k=Blockly.BlockSvg.MIN_BLOCK_Y,a.push("V",k),Blockly.RTL&&b.push("V",k-1));return k};
+Blockly.BlockSvg.prototype.renderDrawBottom_=function(a,b,c,d){this.height=d+1;this.nextConnection&&(a.push("H",Blockly.BlockSvg.NOTCH_WIDTH+" "+Blockly.BlockSvg.NOTCH_PATH_RIGHT),this.nextConnection.moveTo(Blockly.RTL?c.x-Blockly.BlockSvg.NOTCH_WIDTH:c.x+Blockly.BlockSvg.NOTCH_WIDTH,c.y+d+1),this.nextConnection.targetConnection&&this.nextConnection.tighten_(),this.height+=4);this.squareBottomLeftCorner_?(a.push("H 0"),Blockly.RTL||b.push("M","1,"+d)):(a.push("H",Blockly.BlockSvg.CORNER_RADIUS),a.push("a",
+Blockly.BlockSvg.CORNER_RADIUS+","+Blockly.BlockSvg.CORNER_RADIUS+" 0 0,1 -"+Blockly.BlockSvg.CORNER_RADIUS+",-"+Blockly.BlockSvg.CORNER_RADIUS),Blockly.RTL||(b.push("M",Blockly.BlockSvg.DISTANCE_45_INSIDE+","+(d-Blockly.BlockSvg.DISTANCE_45_INSIDE)),b.push("A",Blockly.BlockSvg.CORNER_RADIUS-1+","+(Blockly.BlockSvg.CORNER_RADIUS-1)+" 0 0,1 1,"+(d-Blockly.BlockSvg.CORNER_RADIUS))))};
+Blockly.BlockSvg.prototype.renderDrawLeft_=function(a,b,c,d){this.outputConnection?(this.outputConnection.moveTo(c.x,c.y),a.push("V",Blockly.BlockSvg.TAB_HEIGHT),a.push("c 0,-10 -"+Blockly.BlockSvg.TAB_WIDTH+",8 -"+Blockly.BlockSvg.TAB_WIDTH+",-7.5 s "+Blockly.BlockSvg.TAB_WIDTH+",2.5 "+Blockly.BlockSvg.TAB_WIDTH+",-7.5"),Blockly.RTL?(b.push("M",-.3*Blockly.BlockSvg.TAB_WIDTH+",8.9"),b.push("l",-.45*Blockly.BlockSvg.TAB_WIDTH+",-2.1")):(b.push("V",Blockly.BlockSvg.TAB_HEIGHT-1),b.push("m",-.92*Blockly.BlockSvg.TAB_WIDTH+
+",-1 q "+-.19*Blockly.BlockSvg.TAB_WIDTH+",-5.5 0,-11"),b.push("m",.92*Blockly.BlockSvg.TAB_WIDTH+",1 V 1 H 2")),this.width+=Blockly.BlockSvg.TAB_WIDTH):Blockly.RTL||(this.squareTopLeftCorner_?b.push("V",1):b.push("V",Blockly.BlockSvg.CORNER_RADIUS));a.push("z")};Blockly.Msg={};goog.getMsgOrig=goog.getMsg;goog.getMsg=function(a,b){var c=goog.getMsg.blocklyMsgMap[a];c&&(a=Blockly.Msg[c]);return goog.getMsgOrig(a,b)};goog.getMsg.blocklyMsgMap={Today:"TODAY"};Blockly.FieldTextInput=function(a,b){Blockly.FieldTextInput.superClass_.constructor.call(this,a);this.changeHandler_=b};goog.inherits(Blockly.FieldTextInput,Blockly.Field);Blockly.FieldTextInput.prototype.clone=function(){return new Blockly.FieldTextInput(this.getText(),this.changeHandler_)};Blockly.FieldTextInput.prototype.CURSOR="text";Blockly.FieldTextInput.prototype.spellcheck_=!0;Blockly.FieldTextInput.prototype.dispose=function(){Blockly.WidgetDiv.hideIfOwner(this);Blockly.FieldTextInput.superClass_.dispose.call(this)};
+Blockly.FieldTextInput.prototype.setText=function(a){if(null!==a){if(this.sourceBlock_&&this.changeHandler_){var b=this.changeHandler_(a);null!==b&&void 0!==b&&(a=b)}Blockly.Field.prototype.setText.call(this,a)}};Blockly.FieldTextInput.prototype.setSpellcheck=function(a){this.spellcheck_=a};
+Blockly.FieldTextInput.prototype.showEditor_=function(a){var b=a||!1;if(!b&&(goog.userAgent.MOBILE||goog.userAgent.ANDROID||goog.userAgent.IPAD))a=window.prompt(Blockly.Msg.CHANGE_VALUE_TITLE,this.text_),this.sourceBlock_&&this.changeHandler_&&(b=this.changeHandler_(a),void 0!==b&&(a=b)),null!==a&&this.setText(a);else{Blockly.WidgetDiv.show(this,this.widgetDispose_());var c=Blockly.WidgetDiv.DIV;a=goog.dom.createDom("input","blocklyHtmlInput");a.setAttribute("spellcheck",this.spellcheck_);Blockly.FieldTextInput.htmlInput_=
+a;c.appendChild(a);a.value=a.defaultValue=this.text_;a.oldValue_=null;this.validate_();this.resizeEditor_();b||(a.focus(),a.select());a.onKeyDownWrapper_=Blockly.bindEvent_(a,"keydown",this,this.onHtmlInputKeyDown_);a.onKeyUpWrapper_=Blockly.bindEvent_(a,"keyup",this,this.onHtmlInputChange_);a.onKeyPressWrapper_=Blockly.bindEvent_(a,"keypress",this,this.onHtmlInputChange_);b=this.sourceBlock_.workspace.getCanvas();a.onWorkspaceChangeWrapper_=Blockly.bindEvent_(b,"blocklyWorkspaceChange",this,this.resizeEditor_)}};
+Blockly.FieldTextInput.prototype.onHtmlInputKeyDown_=function(a){var b=Blockly.FieldTextInput.htmlInput_;13==a.keyCode?Blockly.WidgetDiv.hide():27==a.keyCode&&(this.setText(b.defaultValue),Blockly.WidgetDiv.hide())};Blockly.FieldTextInput.prototype.onHtmlInputChange_=function(a){var b=Blockly.FieldTextInput.htmlInput_;27!=a.keyCode&&(a=b.value,a!==b.oldValue_?(b.oldValue_=a,this.setText(a),this.validate_()):goog.userAgent.WEBKIT&&this.sourceBlock_.render())};
+Blockly.FieldTextInput.prototype.validate_=function(){var a=!0;goog.asserts.assertObject(Blockly.FieldTextInput.htmlInput_);var b=Blockly.FieldTextInput.htmlInput_;this.sourceBlock_&&this.changeHandler_&&(a=this.changeHandler_(b.value));null===a?Blockly.addClass_(b,"blocklyInvalidInput"):Blockly.removeClass_(b,"blocklyInvalidInput")};
 Blockly.FieldTextInput.prototype.resizeEditor_=function(){var a=Blockly.WidgetDiv.DIV,b=this.fieldGroup_.getBBox();a.style.width=b.width+"px";b=Blockly.getAbsoluteXY_(this.borderRect_);if(Blockly.RTL){var c=this.borderRect_.getBBox();b.x+=c.width;b.x-=a.offsetWidth}b.y+=1;goog.userAgent.WEBKIT&&(b.y-=3);a.style.left=b.x+"px";a.style.top=b.y+"px"};
-Blockly.FieldTextInput.prototype.widgetDispose_=function(){var a=this;return function(){var b=Blockly.FieldTextInput.htmlInput_,c=b.value;a.changeHandler_&&(c=a.changeHandler_(c),null===c&&(c=b.defaultValue));a.setText(c);a.sourceBlock_.rendered&&a.sourceBlock_.render();Blockly.unbindEvent_(b.onKeyUpWrapper_);Blockly.unbindEvent_(b.onKeyPressWrapper_);Blockly.unbindEvent_(b.onWorkspaceChangeWrapper_);Blockly.FieldTextInput.htmlInput_=null;Blockly.WidgetDiv.DIV.style.width="auto"}};
-Blockly.FieldTextInput.numberValidator=function(a){a=a.replace(/O/ig,"0");a=a.replace(/,/g,"");a=parseFloat(a||0);return isNaN(a)?null:String(a)};Blockly.FieldTextInput.nonnegativeIntegerValidator=function(a){(a=Blockly.FieldTextInput.numberValidator(a))&&(a=String(Math.max(0,Math.floor(a))));return a};
-// Copyright 2013 Google Inc.  Apache License 2.0
-Blockly.FieldAngle=function(a,b){var c;if(b){var d=this;c=function(a){a=Blockly.FieldAngle.angleValidator.call(d,a);null!==a&&b.call(d,a);return a}}else c=Blockly.FieldAngle.angleValidator;this.symbol_=Blockly.createSvgElement("tspan",{},null);this.symbol_.appendChild(document.createTextNode("\u00b0"));Blockly.FieldAngle.superClass_.constructor.call(this,a,c)};goog.inherits(Blockly.FieldAngle,Blockly.FieldTextInput);
-Blockly.FieldAngle.prototype.clone=function(){return new Blockly.FieldAngle(this.getText(),this.changeHandler_)};Blockly.FieldAngle.ROUND=15;Blockly.FieldAngle.HALF=50;Blockly.FieldAngle.RADIUS=Blockly.FieldAngle.HALF-1;Blockly.FieldAngle.prototype.dispose_=function(){var a=this;return function(){Blockly.FieldAngle.superClass_.dispose_.call(a)();a.gauge_=null;a.clickWrapper_&&Blockly.unbindEvent_(a.clickWrapper_);a.moveWrapper1_&&Blockly.unbindEvent_(a.moveWrapper1_);a.moveWrapper2_&&Blockly.unbindEvent_(a.moveWrapper2_)}};
+Blockly.FieldTextInput.prototype.widgetDispose_=function(){var a=this;return function(){var b=Blockly.FieldTextInput.htmlInput_,c=b.value;a.sourceBlock_&&a.changeHandler_&&(c=a.changeHandler_(c),null===c&&(c=b.defaultValue));a.setText(c);a.sourceBlock_.rendered&&a.sourceBlock_.render();Blockly.unbindEvent_(b.onKeyDownWrapper_);Blockly.unbindEvent_(b.onKeyUpWrapper_);Blockly.unbindEvent_(b.onKeyPressWrapper_);Blockly.unbindEvent_(b.onWorkspaceChangeWrapper_);Blockly.FieldTextInput.htmlInput_=null;
+Blockly.WidgetDiv.DIV.style.width="auto"}};Blockly.FieldTextInput.numberValidator=function(a){if(null===a)return null;a=a.replace(/O/ig,"0");a=a.replace(/,/g,"");a=parseFloat(a||0);return isNaN(a)?null:String(a)};Blockly.FieldTextInput.nonnegativeIntegerValidator=function(a){(a=Blockly.FieldTextInput.numberValidator(a))&&(a=String(Math.max(0,Math.floor(a))));return a};Blockly.FieldAngle=function(a,b){var c;if(b){var d=this;c=function(a){a=Blockly.FieldAngle.angleValidator.call(d,a);null!==a&&b.call(d,a);return a}}else c=Blockly.FieldAngle.angleValidator;this.symbol_=Blockly.createSvgElement("tspan",{},null);this.symbol_.appendChild(document.createTextNode("\u00b0"));Blockly.FieldAngle.superClass_.constructor.call(this,a,c)};goog.inherits(Blockly.FieldAngle,Blockly.FieldTextInput);
+Blockly.FieldAngle.prototype.clone=function(){return new Blockly.FieldAngle(this.getText(),this.changeHandler_)};Blockly.FieldAngle.ROUND=90;Blockly.FieldAngle.HALF=50;Blockly.FieldAngle.RADIUS=Blockly.FieldAngle.HALF-1;Blockly.FieldAngle.prototype.dispose_=function(){var a=this;return function(){Blockly.FieldAngle.superClass_.dispose_.call(a)();a.gauge_=null;a.clickWrapper_&&Blockly.unbindEvent_(a.clickWrapper_);a.moveWrapper1_&&Blockly.unbindEvent_(a.moveWrapper1_);a.moveWrapper2_&&Blockly.unbindEvent_(a.moveWrapper2_)}};
 Blockly.FieldAngle.prototype.showEditor_=function(){Blockly.FieldAngle.superClass_.showEditor_.call(this,goog.userAgent.MOBILE||goog.userAgent.ANDROID||goog.userAgent.IPAD);var a=Blockly.WidgetDiv.DIV;if(a.firstChild){var a=Blockly.createSvgElement("svg",{xmlns:"http://www.w3.org/2000/svg","xmlns:html":"http://www.w3.org/1999/xhtml","xmlns:xlink":"http://www.w3.org/1999/xlink",version:"1.1",height:2*Blockly.FieldAngle.HALF+"px",width:2*Blockly.FieldAngle.HALF+"px"},a),b=Blockly.createSvgElement("circle",
-{cx:Blockly.FieldAngle.HALF,cy:Blockly.FieldAngle.HALF,r:Blockly.FieldAngle.RADIUS,"class":"blocklyAngleCircle"},a);this.gauge_=Blockly.createSvgElement("path",{"class":"blocklyAngleGauge"},a);this.line_=Blockly.createSvgElement("line",{x1:Blockly.FieldAngle.HALF,y1:Blockly.FieldAngle.HALF,"class":"blocklyAngleLine"},a);for(var c=0;360>c;c+=15)Blockly.createSvgElement("line",{x1:Blockly.FieldAngle.HALF+Blockly.FieldAngle.RADIUS,y1:Blockly.FieldAngle.HALF,x2:Blockly.FieldAngle.HALF+Blockly.FieldAngle.RADIUS-
+{cx:Blockly.FieldAngle.HALF,cy:Blockly.FieldAngle.HALF,r:Blockly.FieldAngle.RADIUS,"class":"blocklyAngleCircle"},a);this.gauge_=Blockly.createSvgElement("path",{"class":"blocklyAngleGauge"},a);this.line_=Blockly.createSvgElement("line",{x1:Blockly.FieldAngle.HALF,y1:Blockly.FieldAngle.HALF,"class":"blocklyAngleLine"},a);for(var c=0;360>c;c+=90)Blockly.createSvgElement("line",{x1:Blockly.FieldAngle.HALF+Blockly.FieldAngle.RADIUS,y1:Blockly.FieldAngle.HALF,x2:Blockly.FieldAngle.HALF+Blockly.FieldAngle.RADIUS-
 (0==c%45?10:5),y2:Blockly.FieldAngle.HALF,"class":"blocklyAngleMarks",transform:"rotate("+c+", "+Blockly.FieldAngle.HALF+", "+Blockly.FieldAngle.HALF+")"},a);a.style.marginLeft="-35px";this.clickWrapper_=Blockly.bindEvent_(a,"click",this,Blockly.WidgetDiv.hide);this.moveWrapper1_=Blockly.bindEvent_(b,"mousemove",this,this.onMouseMove);this.moveWrapper2_=Blockly.bindEvent_(this.gauge_,"mousemove",this,this.onMouseMove);this.updateGraph_()}};
-Blockly.FieldAngle.prototype.onMouseMove=function(a){var b=this.gauge_.ownerSVGElement.getBoundingClientRect(),c=a.clientX-b.left-Blockly.FieldAngle.HALF;a=a.clientY-b.top-Blockly.FieldAngle.HALF;b=Math.atan(-a/c);isNaN(b)||(b=b/Math.PI*180,0>c?b+=180:0<a&&(b+=360),Blockly.FieldAngle.ROUND&&(b=Math.round(b/Blockly.FieldAngle.ROUND)*Blockly.FieldAngle.ROUND),360<=b&&(b-=360),b=String(b),Blockly.FieldTextInput.htmlInput_.value=b,this.setText(b))};
-Blockly.FieldAngle.prototype.setText=function(a){Blockly.FieldAngle.superClass_.setText.call(this,a);this.updateGraph_();Blockly.RTL?this.textElement_.insertBefore(this.symbol_,this.textElement_.firstChild):this.textElement_.appendChild(this.symbol_);this.size_.width=0};
-Blockly.FieldAngle.prototype.updateGraph_=function(){if(this.gauge_){var a=Number(this.getText())/180*Math.PI;if(isNaN(a))this.gauge_.setAttribute("d","M "+Blockly.FieldAngle.HALF+", "+Blockly.FieldAngle.HALF),this.line_.setAttribute("x2",Blockly.FieldAngle.HALF),this.line_.setAttribute("y2",Blockly.FieldAngle.HALF);else{var b=Blockly.FieldAngle.HALF+Math.cos(a)*Blockly.FieldAngle.RADIUS,c=Blockly.FieldAngle.HALF+Math.sin(a)*-Blockly.FieldAngle.RADIUS;this.gauge_.setAttribute("d","M "+Blockly.FieldAngle.HALF+
-", "+Blockly.FieldAngle.HALF+" h "+Blockly.FieldAngle.RADIUS+" A "+Blockly.FieldAngle.RADIUS+","+Blockly.FieldAngle.RADIUS+" 0 "+(a>Math.PI?1:0)+" 0 "+b+","+c+" z");this.line_.setAttribute("x2",b);this.line_.setAttribute("y2",c)}}};Blockly.FieldAngle.angleValidator=function(a){a=Blockly.FieldTextInput.numberValidator(a);null!==a&&(a%=360,0>a&&(a+=360),a=String(a));return a};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.FieldCheckbox=function(a,b){Blockly.FieldCheckbox.superClass_.constructor.call(this,"");this.changeHandler_=b;this.checkElement_=Blockly.createSvgElement("text",{"class":"blocklyText",x:-3},this.fieldGroup_);var c=document.createTextNode("\u2713");this.checkElement_.appendChild(c);this.setValue(a)};goog.inherits(Blockly.FieldCheckbox,Blockly.Field);Blockly.FieldCheckbox.prototype.clone=function(){return new Blockly.FieldCheckbox(this.getValue(),this.changeHandler_)};
-Blockly.FieldCheckbox.prototype.CURSOR="default";Blockly.FieldCheckbox.prototype.getValue=function(){return String(this.state_).toUpperCase()};Blockly.FieldCheckbox.prototype.setValue=function(a){a="TRUE"==a;this.state_!==a&&(this.state_=a,this.checkElement_.style.display=a?"block":"none",this.sourceBlock_&&this.sourceBlock_.rendered&&this.sourceBlock_.workspace.fireChangeEvent())};
-Blockly.FieldCheckbox.prototype.showEditor_=function(){var a=!this.state_;if(this.changeHandler_){var b=this.changeHandler_(a);void 0!==b&&(a=b)}null!==a&&this.setValue(String(a).toUpperCase())};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.FieldColour=function(a,b){Blockly.FieldColour.superClass_.constructor.call(this,"\u00a0\u00a0\u00a0");this.changeHandler_=b;this.borderRect_.style.fillOpacity=1;this.setValue(a)};goog.inherits(Blockly.FieldColour,Blockly.Field);Blockly.FieldColour.prototype.clone=function(){return new Blockly.FieldColour(this.getValue(),this.changeHandler_)};Blockly.FieldColour.prototype.CURSOR="default";Blockly.FieldColour.prototype.dispose=function(){Blockly.WidgetDiv.hideIfOwner(this);Blockly.FieldColour.superClass_.dispose.call(this)};
-Blockly.FieldColour.prototype.getValue=function(){return this.colour_};Blockly.FieldColour.prototype.setValue=function(a){this.colour_=a;this.borderRect_.style.fill=a;this.sourceBlock_&&this.sourceBlock_.rendered&&(Blockly.Realtime.blockChanged(this.sourceBlock_),this.sourceBlock_.workspace.fireChangeEvent())};Blockly.FieldColour.COLOURS=goog.ui.ColorPicker.SIMPLE_GRID_COLORS;Blockly.FieldColour.COLUMNS=7;
-Blockly.FieldColour.prototype.showEditor_=function(){Blockly.WidgetDiv.show(this,Blockly.FieldColour.widgetDispose_);var a=new goog.ui.ColorPicker;a.setSize(Blockly.FieldColour.COLUMNS);a.setColors(Blockly.FieldColour.COLOURS);var b=goog.dom.getViewportSize(),c=goog.style.getViewportPageOffset(document),d=Blockly.getAbsoluteXY_(this.borderRect_),e=this.borderRect_.getBBox();a.render(Blockly.WidgetDiv.DIV);a.setSelectedColor(this.getValue());var f=goog.style.getSize(a.getElement());d.y=d.y+f.height+
-e.height>=b.height+c.y?d.y-(f.height-1):d.y+(e.height-1);Blockly.RTL?(d.x+=e.width,d.x-=f.width,d.x<c.x&&(d.x=c.x)):d.x>b.width+c.x-f.width&&(d.x=b.width+c.x-f.width);Blockly.WidgetDiv.position(d.x,d.y,b,c);var g=this;Blockly.FieldColour.changeEventKey_=goog.events.listen(a,goog.ui.ColorPicker.EventType.CHANGE,function(a){a=a.target.getSelectedColor()||"#000000";Blockly.WidgetDiv.hide();if(g.changeHandler_){var b=g.changeHandler_(a);void 0!==b&&(a=b)}null!==a&&g.setValue(a)})};
-Blockly.FieldColour.widgetDispose_=function(){Blockly.FieldColour.changeEventKey_&&goog.events.unlistenByKey(Blockly.FieldColour.changeEventKey_)};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.FieldDropdown=function(a,b){this.menuGenerator_=a;this.changeHandler_=b;this.trimOptions_();var c=this.getOptions_()[0];this.value_=c[1];var d=goog.userAgent.ANDROID?"\u25bc":"\u25be";this.arrow_=Blockly.createSvgElement("tspan",{},null);this.arrow_.appendChild(document.createTextNode(Blockly.RTL?d+" ":" "+d));Blockly.FieldDropdown.superClass_.constructor.call(this,c[0])};goog.inherits(Blockly.FieldDropdown,Blockly.Field);Blockly.FieldDropdown.CHECKMARK_OVERHANG=25;
-Blockly.FieldDropdown.prototype.clone=function(){return new Blockly.FieldDropdown(this.menuGenerator_,this.changeHandler_)};Blockly.FieldDropdown.prototype.CURSOR="default";
-Blockly.FieldDropdown.prototype.showEditor_=function(){Blockly.WidgetDiv.show(this,null);for(var a=this,b=new goog.ui.Menu,c=this.getOptions_(),d=0;d<c.length;d++){var e=c[d][1],f=new goog.ui.MenuItem(c[d][0]);f.setValue(e);f.setCheckable(!0);b.addItem(f);f.setChecked(e==this.value_)}goog.events.listen(b,goog.ui.Component.EventType.ACTION,function(b){if(b=b.target){b=b.getValue();if(a.changeHandler_){var c=a.changeHandler_(b);void 0!==c&&(b=c)}null!==b&&a.setValue(b)}Blockly.WidgetDiv.hideIfOwner(a)});
-c=goog.dom.getViewportSize();d=goog.style.getViewportPageOffset(document);e=Blockly.getAbsoluteXY_(this.borderRect_);f=this.borderRect_.getBBox();b.render(Blockly.WidgetDiv.DIV);var g=b.getElement();Blockly.addClass_(g,"blocklyDropdownMenu");var h=goog.style.getSize(g);e.y=e.y+h.height+f.height>=c.height+d.y?e.y-h.height:e.y+f.height;Blockly.RTL?(e.x+=f.width,e.x+=Blockly.FieldDropdown.CHECKMARK_OVERHANG,e.x<d.x+h.width&&(e.x=d.x+h.width)):(e.x-=Blockly.FieldDropdown.CHECKMARK_OVERHANG,e.x>c.width+
-d.x-h.width&&(e.x=c.width+d.x-h.width));Blockly.WidgetDiv.position(e.x,e.y,c,d);b.setAllowAutoFocus(!0);g.focus()};
+Blockly.FieldAngle.prototype.onMouseMove=function(a){var b=this.gauge_.ownerSVGElement.getBoundingClientRect(),c=a.clientX-b.left-Blockly.FieldAngle.HALF;a=a.clientY-b.top-Blockly.FieldAngle.HALF;b=Math.atan(-a/c);isNaN(b)||(b=goog.math.toDegrees(b),0>c?b+=180:0<a&&(b+=360),Blockly.FieldAngle.ROUND&&(b=Math.round(b/Blockly.FieldAngle.ROUND)*Blockly.FieldAngle.ROUND),360<=b&&(b-=360),b=String(b),Blockly.FieldTextInput.htmlInput_.value=b,this.setText(b))};
+Blockly.FieldAngle.prototype.setText=function(a){Blockly.FieldAngle.superClass_.setText.call(this,a);this.textElement_&&(this.updateGraph_(),Blockly.RTL?this.textElement_.insertBefore(this.symbol_,this.textElement_.firstChild):this.textElement_.appendChild(this.symbol_),this.size_.width=0)};
+Blockly.FieldAngle.prototype.updateGraph_=function(){if(this.gauge_){var a=goog.math.toRadians(Number(this.getText()));if(isNaN(a))this.gauge_.setAttribute("d","M "+Blockly.FieldAngle.HALF+", "+Blockly.FieldAngle.HALF),this.line_.setAttribute("x2",Blockly.FieldAngle.HALF),this.line_.setAttribute("y2",Blockly.FieldAngle.HALF);else{var b=Blockly.FieldAngle.HALF+Math.cos(a)*Blockly.FieldAngle.RADIUS,c=Blockly.FieldAngle.HALF+Math.sin(a)*-Blockly.FieldAngle.RADIUS;this.gauge_.setAttribute("d","M "+Blockly.FieldAngle.HALF+
+", "+Blockly.FieldAngle.HALF+" h "+Blockly.FieldAngle.RADIUS+" A "+Blockly.FieldAngle.RADIUS+","+Blockly.FieldAngle.RADIUS+" 0 "+(a>Math.PI?1:0)+" 0 "+b+","+c+" z");this.line_.setAttribute("x2",b);this.line_.setAttribute("y2",c)}}};Blockly.FieldAngle.angleValidator=function(a){a=Blockly.FieldTextInput.numberValidator(a);null!==a&&(a%=360,0>a&&(a+=360),a=String(a));return a};Blockly.FieldCheckbox=function(a,b){Blockly.FieldCheckbox.superClass_.constructor.call(this,"");this.changeHandler_=b;this.setValue(a)};goog.inherits(Blockly.FieldCheckbox,Blockly.Field);Blockly.FieldCheckbox.prototype.clone=function(){return new Blockly.FieldCheckbox(this.getValue(),this.changeHandler_)};Blockly.FieldCheckbox.prototype.CURSOR="default";
+Blockly.FieldCheckbox.prototype.init=function(a){this.sourceBlock_||(Blockly.FieldCheckbox.superClass_.init.call(this,a),this.checkElement_=Blockly.createSvgElement("text",{"class":"blocklyText",x:-3},this.fieldGroup_),a=document.createTextNode("\u2713"),this.checkElement_.appendChild(a),this.checkElement_.style.display=this.state_?"block":"none")};Blockly.FieldCheckbox.prototype.getValue=function(){return String(this.state_).toUpperCase()};
+Blockly.FieldCheckbox.prototype.setValue=function(a){a="TRUE"==a;this.state_!==a&&(this.state_=a,this.checkElement_&&(this.checkElement_.style.display=a?"block":"none"),this.sourceBlock_&&this.sourceBlock_.rendered&&this.sourceBlock_.workspace.fireChangeEvent())};Blockly.FieldCheckbox.prototype.showEditor_=function(){var a=!this.state_;if(this.sourceBlock_&&this.changeHandler_){var b=this.changeHandler_(a);void 0!==b&&(a=b)}null!==a&&this.setValue(String(a).toUpperCase())};Blockly.FieldColour=function(a,b){Blockly.FieldColour.superClass_.constructor.call(this,"\u00a0\u00a0\u00a0");this.changeHandler_=b;this.setValue(a);this.colours_=null;this.columns_=0};goog.inherits(Blockly.FieldColour,Blockly.Field);Blockly.FieldColour.prototype.init=function(a){Blockly.FieldColour.superClass_.init.call(this,a);this.borderRect_.style.fillOpacity=1;this.setValue(this.getValue())};Blockly.FieldColour.prototype.clone=function(){return new Blockly.FieldColour(this.getValue(),this.changeHandler_)};
+Blockly.FieldColour.prototype.CURSOR="default";Blockly.FieldColour.prototype.dispose=function(){Blockly.WidgetDiv.hideIfOwner(this);Blockly.FieldColour.superClass_.dispose.call(this)};Blockly.FieldColour.prototype.getValue=function(){return this.colour_};Blockly.FieldColour.prototype.setValue=function(a){this.colour_=a;this.borderRect_&&(this.borderRect_.style.fill=a);this.sourceBlock_&&this.sourceBlock_.rendered&&(Blockly.Realtime.blockChanged(this.sourceBlock_),this.sourceBlock_.workspace.fireChangeEvent())};
+Blockly.FieldColour.prototype.getText=function(){var a=this.colour_,b=a.match(/^#(.)\1(.)\2(.)\3$/);b&&(a="#"+b[1]+b[2]+b[3]);return a};Blockly.FieldColour.COLOURS=goog.ui.ColorPicker.SIMPLE_GRID_COLORS;Blockly.FieldColour.COLUMNS=7;Blockly.FieldColour.prototype.setColours=function(a){this.colours_=a;return this};Blockly.FieldColour.prototype.setColumns=function(a){this.columns_=a;return this};
+Blockly.FieldColour.prototype.showEditor_=function(){Blockly.WidgetDiv.show(this,Blockly.FieldColour.widgetDispose_);var a=new goog.ui.ColorPicker;a.setSize(this.columns_||Blockly.FieldColour.COLUMNS);a.setColors(this.colours_||Blockly.FieldColour.COLOURS);var b=goog.dom.getViewportSize(),c=goog.style.getViewportPageOffset(document),d=Blockly.getAbsoluteXY_(this.borderRect_),e=this.borderRect_.getBBox();a.render(Blockly.WidgetDiv.DIV);a.setSelectedColor(this.getValue());var f=goog.style.getSize(a.getElement());
+d.y=d.y+f.height+e.height>=b.height+c.y?d.y-(f.height-1):d.y+(e.height-1);Blockly.RTL?(d.x+=e.width,d.x-=f.width,d.x<c.x&&(d.x=c.x)):d.x>b.width+c.x-f.width&&(d.x=b.width+c.x-f.width);Blockly.WidgetDiv.position(d.x,d.y,b,c);var g=this;Blockly.FieldColour.changeEventKey_=goog.events.listen(a,goog.ui.ColorPicker.EventType.CHANGE,function(a){a=a.target.getSelectedColor()||"#000000";Blockly.WidgetDiv.hide();if(g.sourceBlock_&&g.changeHandler_){var b=g.changeHandler_(a);void 0!==b&&(a=b)}null!==a&&g.setValue(a)})};
+Blockly.FieldColour.widgetDispose_=function(){Blockly.FieldColour.changeEventKey_&&goog.events.unlistenByKey(Blockly.FieldColour.changeEventKey_)};Blockly.FieldDropdown=function(a,b){this.menuGenerator_=a;this.changeHandler_=b;this.trimOptions_();var c=this.getOptions_()[0];this.value_=c[1];Blockly.FieldDropdown.superClass_.constructor.call(this,c[0])};goog.inherits(Blockly.FieldDropdown,Blockly.Field);Blockly.FieldDropdown.CHECKMARK_OVERHANG=25;Blockly.FieldDropdown.ARROW_CHAR=goog.userAgent.ANDROID?"\u25bc":"\u25be";Blockly.FieldDropdown.prototype.clone=function(){return new Blockly.FieldDropdown(this.menuGenerator_,this.changeHandler_)};
+Blockly.FieldDropdown.prototype.CURSOR="default";Blockly.FieldDropdown.prototype.init=function(a){this.sourceBlock_||(this.arrow_=Blockly.createSvgElement("tspan",{},null),this.arrow_.appendChild(document.createTextNode(Blockly.RTL?Blockly.FieldDropdown.ARROW_CHAR+" ":" "+Blockly.FieldDropdown.ARROW_CHAR)),Blockly.FieldDropdown.superClass_.init.call(this,a),a=this.text_,this.text_=null,this.setText(a))};
+Blockly.FieldDropdown.prototype.showEditor_=function(){Blockly.WidgetDiv.show(this,null);for(var a=this,b=new goog.ui.Menu,c=this.getOptions_(),d=0;d<c.length;d++){var e=c[d][1],f=new goog.ui.MenuItem(c[d][0]);f.setValue(e);f.setCheckable(!0);b.addChild(f,!0);f.setChecked(e==this.value_)}goog.events.listen(b,goog.ui.Component.EventType.ACTION,function(b){if(b=b.target){b=b.getValue();if(a.sourceBlock_&&a.changeHandler_){var c=a.changeHandler_(b);void 0!==c&&(b=c)}null!==b&&a.setValue(b)}Blockly.WidgetDiv.hideIfOwner(a)});
+b.getHandler().listen(b.getElement(),goog.events.EventType.TOUCHSTART,function(a){this.getOwnerControl(a.target).handleMouseDown(a)});b.getHandler().listen(b.getElement(),goog.events.EventType.TOUCHEND,function(a){this.getOwnerControl(a.target).performActionInternal(a)});c=goog.dom.getViewportSize();d=goog.style.getViewportPageOffset(document);e=Blockly.getAbsoluteXY_(this.borderRect_);f=this.borderRect_.getBBox();b.render(Blockly.WidgetDiv.DIV);var g=b.getElement();Blockly.addClass_(g,"blocklyDropdownMenu");
+var h=goog.style.getSize(g);e.y=e.y+h.height+f.height>=c.height+d.y?e.y-h.height:e.y+f.height;Blockly.RTL?(e.x+=f.width,e.x+=Blockly.FieldDropdown.CHECKMARK_OVERHANG,e.x<d.x+h.width&&(e.x=d.x+h.width)):(e.x-=Blockly.FieldDropdown.CHECKMARK_OVERHANG,e.x>c.width+d.x-h.width&&(e.x=c.width+d.x-h.width));Blockly.WidgetDiv.position(e.x,e.y,c,d);b.setAllowAutoFocus(!0);g.focus()};
 Blockly.FieldDropdown.prototype.trimOptions_=function(){this.suffixField=this.prefixField=null;var a=this.menuGenerator_;if(goog.isArray(a)&&!(2>a.length)){var b=a.map(function(a){return a[0]}),c=Blockly.shortestStringLength(b),d=Blockly.commonWordPrefix(b,c),e=Blockly.commonWordSuffix(b,c);if((d||e)&&!(c<=d+e)){d&&(this.prefixField=b[0].substring(0,d-1));e&&(this.suffixField=b[0].substr(1-e));b=[];for(c=0;c<a.length;c++){var f=a[c][0],g=a[c][1],f=f.substring(d,f.length-e);b[c]=[f,g]}this.menuGenerator_=
 b}}};Blockly.FieldDropdown.prototype.getOptions_=function(){return goog.isFunction(this.menuGenerator_)?this.menuGenerator_.call(this):this.menuGenerator_};Blockly.FieldDropdown.prototype.getValue=function(){return this.value_};Blockly.FieldDropdown.prototype.setValue=function(a){this.value_=a;for(var b=this.getOptions_(),c=0;c<b.length;c++)if(b[c][1]==a){this.setText(b[c][0]);return}this.setText(a)};
-Blockly.FieldDropdown.prototype.setText=function(a){this.sourceBlock_&&(this.arrow_.style.fill=Blockly.makeColour(this.sourceBlock_.getColour()));null!==a&&a!==this.text_&&(this.text_=a,this.updateTextNode_(),Blockly.RTL?this.textElement_.insertBefore(this.arrow_,this.textElement_.firstChild):this.textElement_.appendChild(this.arrow_),this.sourceBlock_&&this.sourceBlock_.rendered&&(this.sourceBlock_.render(),this.sourceBlock_.bumpNeighbours_(),this.sourceBlock_.workspace.fireChangeEvent()))};
-Blockly.FieldDropdown.prototype.dispose=function(){Blockly.WidgetDiv.hideIfOwner(this);Blockly.FieldDropdown.superClass_.dispose.call(this)};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.FieldImage=function(a,b,c,d){this.sourceBlock_=null;this.height_=Number(c);this.width_=Number(b);this.size_={height:this.height_+10,width:this.width_};this.text_=d||"";b=6-Blockly.BlockSvg.FIELD_HEIGHT;this.fieldGroup_=Blockly.createSvgElement("g",{},null);this.imageElement_=Blockly.createSvgElement("image",{height:this.height_+"px",width:this.width_+"px",y:b},this.fieldGroup_);this.setValue(a);goog.userAgent.GECKO&&(this.rectElement_=Blockly.createSvgElement("rect",{height:this.height_+"px",
-width:this.width_+"px",y:b,"fill-opacity":0},this.fieldGroup_))};goog.inherits(Blockly.FieldImage,Blockly.Field);Blockly.FieldImage.prototype.clone=function(){return new Blockly.FieldImage(this.getSrc(),this.width_,this.height_,this.getText())};Blockly.FieldImage.prototype.rectElement_=null;Blockly.FieldImage.prototype.EDITABLE=!1;
-Blockly.FieldImage.prototype.init=function(a){if(this.sourceBlock_)throw"Image has already been initialized once.";this.sourceBlock_=a;a.getSvgRoot().appendChild(this.fieldGroup_);a=this.rectElement_||this.imageElement_;a.tooltip=this.sourceBlock_;Blockly.Tooltip.bindMouseEvents(a)};Blockly.FieldImage.prototype.dispose=function(){goog.dom.removeNode(this.fieldGroup_);this.rectElement_=this.imageElement_=this.fieldGroup_=null};
-Blockly.FieldImage.prototype.setTooltip=function(a){(this.rectElement_||this.imageElement_).tooltip=a};Blockly.FieldImage.prototype.getValue=function(){return this.src_};Blockly.FieldImage.prototype.setValue=function(a){null!==a&&(this.src_=a,this.imageElement_.setAttributeNS("http://www.w3.org/1999/xlink","xlink:href",goog.isString(a)?a:""))};Blockly.FieldImage.prototype.setText=function(a){null!==a&&(this.text_=a)};
-// Copyright 2011 Google Inc.  Apache License 2.0
-Blockly.Flyout=function(){var a=this;this.workspace_=new Blockly.Workspace(function(){return a.getMetrics_()},function(b){return a.setMetrics_(b)});this.workspace_.isFlyout=!0;this.changeWrapper_=null;this.height_=this.width_=0;this.buttons_=[];this.listeners_=[]};Blockly.Flyout.prototype.autoClose=!0;Blockly.Flyout.prototype.CORNER_RADIUS=8;Blockly.Flyout.prototype.onResizeWrapper_=null;
-Blockly.Flyout.prototype.createDom=function(){this.svgGroup_=Blockly.createSvgElement("g",{},null);this.svgBackground_=Blockly.createSvgElement("path",{"class":"blocklyFlyoutBackground"},this.svgGroup_);this.svgGroup_.appendChild(this.workspace_.createDom());return this.svgGroup_};
-Blockly.Flyout.prototype.dispose=function(){this.hide();this.onResizeWrapper_&&(Blockly.unbindEvent_(this.onResizeWrapper_),this.onResizeWrapper_=null);this.changeWrapper_&&(Blockly.unbindEvent_(this.changeWrapper_),this.changeWrapper_=null);this.scrollbar_&&(this.scrollbar_.dispose(),this.scrollbar_=null);this.workspace_=null;this.svgGroup_&&(goog.dom.removeNode(this.svgGroup_),this.svgGroup_=null);this.targetWorkspace_=this.svgBackground_=null};
-Blockly.Flyout.prototype.getMetrics_=function(){if(!this.isVisible())return null;var a=this.height_-2*this.CORNER_RADIUS,b=this.width_;try{var c=this.workspace_.getCanvas().getBBox()}catch(d){c={height:0,y:0}}return{viewHeight:a,viewWidth:b,contentHeight:c.height+c.y,viewTop:-this.workspace_.scrollY,contentTop:0,absoluteTop:this.CORNER_RADIUS,absoluteLeft:0}};
-Blockly.Flyout.prototype.setMetrics_=function(a){var b=this.getMetrics_();b&&(goog.isNumber(a.y)&&(this.workspace_.scrollY=-b.contentHeight*a.y-b.contentTop),a=this.workspace_.scrollY+b.absoluteTop,this.workspace_.getCanvas().setAttribute("transform","translate(0,"+a+")"))};
-Blockly.Flyout.prototype.init=function(a,b){this.targetWorkspace_=a;b&&(this.scrollbar_=new Blockly.Scrollbar(this.workspace_,!1,!1));this.hide();this.onResizeWrapper_=Blockly.bindEvent_(window,goog.events.EventType.RESIZE,this,this.position_);this.position_();this.changeWrapper_=Blockly.bindEvent_(this.targetWorkspace_.getCanvas(),"blocklyWorkspaceChange",this,this.filterForCapacity_)};
-Blockly.Flyout.prototype.position_=function(){if(this.isVisible()){var a=this.targetWorkspace_.getMetrics();if(a){var b=this.width_-this.CORNER_RADIUS;Blockly.RTL&&(b*=-1);var c=["M "+(Blockly.RTL?this.width_:0)+",0"];c.push("h",b);c.push("a",this.CORNER_RADIUS,this.CORNER_RADIUS,0,0,Blockly.RTL?0:1,Blockly.RTL?-this.CORNER_RADIUS:this.CORNER_RADIUS,this.CORNER_RADIUS);c.push("v",Math.max(0,a.viewHeight-2*this.CORNER_RADIUS));c.push("a",this.CORNER_RADIUS,this.CORNER_RADIUS,0,0,Blockly.RTL?0:1,Blockly.RTL?
-this.CORNER_RADIUS:-this.CORNER_RADIUS,this.CORNER_RADIUS);c.push("h",-b);c.push("z");this.svgBackground_.setAttribute("d",c.join(" "));b=a.absoluteLeft;Blockly.RTL&&(b+=a.viewWidth,b-=this.width_);this.svgGroup_.setAttribute("transform","translate("+b+","+a.absoluteTop+")");this.height_=a.viewHeight;this.scrollbar_&&this.scrollbar_.resize()}}};Blockly.Flyout.prototype.isVisible=function(){return"block"==this.svgGroup_.style.display};
-Blockly.Flyout.prototype.hide=function(){if(this.isVisible()){this.svgGroup_.style.display="none";for(var a=0,b;b=this.listeners_[a];a++)Blockly.unbindEvent_(b);this.listeners_.splice(0);this.reflowWrapper_&&(Blockly.unbindEvent_(this.reflowWrapper_),this.reflowWrapper_=null);b=this.workspace_.getTopBlocks(!1);for(var a=0,c;c=b[a];a++)c.workspace==this.workspace_&&c.dispose(!1,!1);for(a=0;b=this.buttons_[a];a++)goog.dom.removeNode(b);this.buttons_.splice(0)}};
-Blockly.Flyout.prototype.show=function(a){this.hide();var b=this.CORNER_RADIUS;this.svgGroup_.style.display="block";var c=[],d=[];if(a==Blockly.Variables.NAME_TYPE)Blockly.Variables.flyoutCategory(c,d,b,this.workspace_);else if(a==Blockly.Procedures.NAME_TYPE)Blockly.Procedures.flyoutCategory(c,d,b,this.workspace_);else for(var e=0,f;f=a[e];e++)f.tagName&&"BLOCK"==f.tagName.toUpperCase()&&(f=Blockly.Xml.domToBlock(this.workspace_,f),c.push(f),d.push(3*b));a=b;for(e=0;f=c[e];e++){for(var g=f.getDescendants(),
-h=0,k;k=g[h];h++)k.isInFlyout=!0,k.setCommentText(null);f.render();g=f.getSvgRoot();h=f.getHeightWidth();f.moveBy(Blockly.RTL?0:b+Blockly.BlockSvg.TAB_WIDTH,a);a+=h.height+d[e];h=Blockly.createSvgElement("rect",{"fill-opacity":0},null);this.workspace_.getCanvas().insertBefore(h,f.getSvgRoot());f.flyoutRect_=h;this.buttons_[e]=h;this.autoClose?this.listeners_.push(Blockly.bindEvent_(g,"mousedown",null,this.createBlockFunc_(f))):this.listeners_.push(Blockly.bindEvent_(g,"mousedown",null,this.blockMouseDown_(f)));
-this.listeners_.push(Blockly.bindEvent_(g,"mouseover",f.svg_,f.svg_.addSelect));this.listeners_.push(Blockly.bindEvent_(g,"mouseout",f.svg_,f.svg_.removeSelect));this.listeners_.push(Blockly.bindEvent_(h,"mousedown",null,this.createBlockFunc_(f)));this.listeners_.push(Blockly.bindEvent_(h,"mouseover",f.svg_,f.svg_.addSelect));this.listeners_.push(Blockly.bindEvent_(h,"mouseout",f.svg_,f.svg_.removeSelect))}this.listeners_.push(Blockly.bindEvent_(this.svgBackground_,"mouseover",this,function(a){a=
-this.workspace_.getTopBlocks(!1);for(var b=0,c;c=a[b];b++)c.svg_.removeSelect()}));this.width_=0;this.reflow();this.filterForCapacity_();Blockly.fireUiEventNow(window,"resize");this.reflowWrapper_=Blockly.bindEvent_(this.workspace_.getCanvas(),"blocklyWorkspaceChange",this,this.reflow);this.workspace_.fireChangeEvent()};
-Blockly.Flyout.prototype.reflow=function(){for(var a=0,b=this.CORNER_RADIUS,c=this.workspace_.getTopBlocks(!1),d=0,e;e=c[d];d++){e.getSvgRoot();var f=e.getHeightWidth(),a=Math.max(a,f.width)}a+=b+Blockly.BlockSvg.TAB_WIDTH+b/2+Blockly.Scrollbar.scrollbarThickness;if(this.width_!=a){for(d=0;e=c[d];d++){var f=e.getHeightWidth(),g=e.getRelativeToSurfaceXY();if(Blockly.RTL){var h=a-b-Blockly.BlockSvg.TAB_WIDTH-g.x;e.moveBy(h,0);g.x+=h}e.flyoutRect_&&(e.flyoutRect_.setAttribute("width",f.width),e.flyoutRect_.setAttribute("height",
-f.height),e.flyoutRect_.setAttribute("x",Blockly.RTL?g.x-f.width:g.x),e.flyoutRect_.setAttribute("y",g.y))}this.width_=a;Blockly.fireUiEvent(window,"resize")}};Blockly.Block.prototype.moveTo=function(a,b){var c=this.getRelativeToSurfaceXY();this.svg_.getRootElement().setAttribute("transform","translate("+a+", "+b+")");this.moveConnections_(a-c.x,b-c.y)};
-Blockly.Flyout.prototype.blockMouseDown_=function(a){var b=this;return function(c){Blockly.terminateDrag_();Blockly.hideChaff();Blockly.isRightButton(c)?a.showContextMenu_(c):(Blockly.removeAllRanges(),Blockly.setCursorHand_(!0),Blockly.Flyout.startDownEvent_=c,Blockly.Flyout.startBlock_=a,Blockly.Flyout.startFlyout_=b,Blockly.Flyout.onMouseUpWrapper_=Blockly.bindEvent_(document,"mouseup",this,Blockly.terminateDrag_),Blockly.Flyout.onMouseMoveWrapper_=Blockly.bindEvent_(document,"mousemove",this,
-b.onMouseMove_));c.stopPropagation()}};Blockly.Flyout.prototype.onMouseMove_=function(a){if("mousemove"==a.type&&1>=a.clientX&&0==a.clientY&&0==a.button)a.stopPropagation();else{Blockly.removeAllRanges();var b=a.clientY-Blockly.Flyout.startDownEvent_.clientY;Math.sqrt(Math.pow(a.clientX-Blockly.Flyout.startDownEvent_.clientX,2)+Math.pow(b,2))>Blockly.DRAG_RADIUS&&Blockly.Flyout.startFlyout_.createBlockFunc_(Blockly.Flyout.startBlock_)(Blockly.Flyout.startDownEvent_)}};
-Blockly.Flyout.prototype.createBlockFunc_=function(a){var b=this;return function(c){if(!Blockly.isRightButton(c)&&!a.disabled){var d=Blockly.Xml.blockToDom_(a),d=Blockly.Xml.domToBlock(b.targetWorkspace_,d),e=a.getSvgRoot();if(!e)throw"originBlock is not rendered.";var e=Blockly.getSvgXY_(e),f=d.getSvgRoot();if(!f)throw"block is not rendered.";f=Blockly.getSvgXY_(f);d.moveBy(e.x-f.x,e.y-f.y);b.autoClose?b.hide():b.filterForCapacity_();d.onMouseDown_(c)}}};
-Blockly.Flyout.prototype.filterForCapacity_=function(){for(var a=this.targetWorkspace_.remainingCapacity(),b=this.workspace_.getTopBlocks(!1),c=0,d;d=b[c];c++){var e=d.getDescendants().length>a;d.setDisabled(e)}};
-Blockly.Flyout.terminateDrag_=function(){Blockly.Flyout.onMouseUpWrapper_&&(Blockly.unbindEvent_(Blockly.Flyout.onMouseUpWrapper_),Blockly.Flyout.onMouseUpWrapper_=null);Blockly.Flyout.onMouseMoveWrapper_&&(Blockly.unbindEvent_(Blockly.Flyout.onMouseMoveWrapper_),Blockly.Flyout.onMouseMoveWrapper_=null);Blockly.Flyout.startDownEvent_=null;Blockly.Flyout.startBlock_=null;Blockly.Flyout.startFlyout_=null};
-// Copyright 2011 Google Inc.  Apache License 2.0
-Blockly.Toolbox={};Blockly.Toolbox.width=0;Blockly.Toolbox.selectedOption_=null;Blockly.Toolbox.CONFIG_={indentWidth:19,cssRoot:"blocklyTreeRoot",cssHideRoot:"blocklyHidden",cssItem:"",cssTreeRow:"blocklyTreeRow",cssItemLabel:"blocklyTreeLabel",cssTreeIcon:"blocklyTreeIcon",cssExpandedFolderIcon:"blocklyTreeIconOpen",cssFileIcon:"blocklyTreeIconNone",cssSelectedRow:"blocklyTreeSelected"};
-Blockly.Toolbox.createDom=function(a,b){Blockly.Toolbox.HtmlDiv=goog.dom.createDom("div","blocklyToolboxDiv");Blockly.Toolbox.HtmlDiv.setAttribute("dir",Blockly.RTL?"RTL":"LTR");b.appendChild(Blockly.Toolbox.HtmlDiv);Blockly.Toolbox.flyout_=new Blockly.Flyout;a.appendChild(Blockly.Toolbox.flyout_.createDom());Blockly.bindEvent_(Blockly.Toolbox.HtmlDiv,"mousedown",null,function(a){Blockly.isRightButton(a)||a.target==Blockly.Toolbox.HtmlDiv?Blockly.hideChaff(!1):Blockly.hideChaff(!0)})};
-Blockly.Toolbox.init=function(){Blockly.Toolbox.CONFIG_.cleardotPath=Blockly.pathToBlockly+"media/1x1.gif";Blockly.Toolbox.CONFIG_.cssCollapsedFolderIcon="blocklyTreeIconClosed"+(Blockly.RTL?"Rtl":"Ltr");var a=new Blockly.Toolbox.TreeControl("root",Blockly.Toolbox.CONFIG_);Blockly.Toolbox.tree_=a;a.setShowRootNode(!1);a.setShowLines(!1);a.setShowExpandIcons(!1);a.setSelectedItem(null);Blockly.Toolbox.HtmlDiv.style.display="block";Blockly.Toolbox.flyout_.init(Blockly.mainWorkspace,!0);Blockly.Toolbox.populate_();
-a.render(Blockly.Toolbox.HtmlDiv);goog.events.listen(window,goog.events.EventType.RESIZE,Blockly.Toolbox.position_);Blockly.Toolbox.position_()};Blockly.Toolbox.position_=function(){var a=Blockly.Toolbox.HtmlDiv,b=goog.style.getBorderBox(Blockly.svg),c=Blockly.svgSize();Blockly.RTL?(b=Blockly.convertCoordinates(0,0,!1),a.style.left=b.x+c.width-a.offsetWidth+"px"):a.style.marginLeft=b.left;a.style.height=c.height+1+"px";Blockly.Toolbox.width=a.offsetWidth;Blockly.RTL||(Blockly.Toolbox.width-=1)};
-Blockly.Toolbox.populate_=function(){function a(c,d){for(var e=0,f;f=c.childNodes[e];e++)if(f.tagName){var g=f.tagName.toUpperCase();if("CATEGORY"==g){g=b.createNode(f.getAttribute("name"));g.blocks=[];d.add(g);var h=f.getAttribute("custom");h?g.blocks=h:a(f,g)}else"BLOCK"==g&&d.blocks.push(f)}}var b=Blockly.Toolbox.tree_;b.removeChildren();b.blocks=[];a(Blockly.languageTree,Blockly.Toolbox.tree_);if(b.blocks.length)throw"Toolbox cannot have both blocks and categories in the root level.";Blockly.fireUiEvent(window,
-"resize")};Blockly.Toolbox.clearSelection=function(){Blockly.Toolbox.tree_.setSelectedItem(null)};Blockly.Toolbox.TreeControl=function(a,b,c){goog.ui.tree.TreeControl.call(this,a,b,c)};goog.inherits(Blockly.Toolbox.TreeControl,goog.ui.tree.TreeControl);
-Blockly.Toolbox.TreeControl.prototype.enterDocument=function(){Blockly.Toolbox.TreeControl.superClass_.enterDocument.call(this);if(goog.events.BrowserFeature.TOUCH_ENABLED){var a=this.getElement();Blockly.bindEvent_(a,goog.events.EventType.TOUCHSTART,this,this.handleTouchEvent_)}};Blockly.Toolbox.TreeControl.prototype.handleTouchEvent_=function(a){a.preventDefault();var b=this.getNodeFromEvent_(a);b&&a.type===goog.events.EventType.TOUCHSTART&&window.setTimeout(function(){b.onMouseDown(a)},1)};
-Blockly.Toolbox.TreeControl.prototype.createNode=function(a){return new Blockly.Toolbox.TreeNode(a||"",this.getConfig(),this.getDomHelper())};Blockly.Toolbox.TreeControl.prototype.setSelectedItem=function(a){this.selectedItem_!=a&&(goog.ui.tree.TreeControl.prototype.setSelectedItem.call(this,a),a&&a.blocks&&a.blocks.length?Blockly.Toolbox.flyout_.show(a.blocks):Blockly.Toolbox.flyout_.hide())};
-Blockly.Toolbox.TreeNode=function(a,b,c){goog.ui.tree.TreeNode.call(this,a,b,c);a=function(){Blockly.fireUiEvent(window,"resize")};goog.events.listen(Blockly.Toolbox.tree_,goog.ui.tree.BaseNode.EventType.EXPAND,a);goog.events.listen(Blockly.Toolbox.tree_,goog.ui.tree.BaseNode.EventType.COLLAPSE,a)};goog.inherits(Blockly.Toolbox.TreeNode,goog.ui.tree.TreeNode);Blockly.Toolbox.TreeNode.prototype.getExpandIconHtml=function(){return"<span></span>"};
-Blockly.Toolbox.TreeNode.prototype.getExpandIconElement=function(){return null};Blockly.Toolbox.TreeNode.prototype.onMouseDown=function(a){this.hasChildren()&&this.isUserCollapsible_?(this.toggle(),this.select()):this.isSelected()?this.getTree().setSelectedItem(null):this.select();this.updateRow()};Blockly.Toolbox.TreeNode.prototype.onDoubleClick_=function(a){};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.Variables={};Blockly.Variables.NAME_TYPE="VARIABLE";Blockly.Variables.allVariables=function(a){var b;b=a?a.getDescendants():Blockly.mainWorkspace.getAllBlocks();a=Object.create(null);for(var c=0;c<b.length;c++){var d=b[c].getVars;if(d)for(var d=d.call(b[c]),e=0;e<d.length;e++){var f=d[e];f&&(a[f.toLowerCase()]=f)}}b=[];for(var g in a)b.push(a[g]);return b};
-Blockly.Variables.renameVariable=function(a,b){for(var c=Blockly.mainWorkspace.getAllBlocks(),d=0;d<c.length;d++){var e=c[d].renameVar;e&&e.call(c[d],a,b)}};
-Blockly.Variables.flyoutCategory=function(a,b,c,d){var e=Blockly.Variables.allVariables();e.sort(goog.string.caseInsensitiveCompare);e.unshift(null);for(var f=void 0,g=0;g<e.length;g++)if(e[g]!==f){var h=Blockly.Blocks.variables_get?Blockly.Block.obtain(d,"variables_get"):null;h&&h.initSvg();var k=Blockly.Blocks.variables_set?Blockly.Block.obtain(d,"variables_set"):null;k&&k.initSvg();null===e[g]?f=(h||k).getVars()[0]:(h&&h.setFieldValue(e[g],"VAR"),k&&k.setFieldValue(e[g],"VAR"));k&&a.push(k);h&&
-a.push(h);h&&k?b.push(c,3*c):b.push(2*c)}};Blockly.Variables.generateUniqueName=function(){var a=Blockly.Variables.allVariables(),b="";if(a.length){a.sort(goog.string.caseInsensitiveCompare);for(var c=0,d="i",e=0,f=!1;!b;){e=0;for(f=!1;e<a.length&&!f;)a[e].toLowerCase()==d&&(f=!0),e++;f?("z"===d[0]?(c++,d="a"):(d=String.fromCharCode(d.charCodeAt(0)+1),"l"==d[0]&&(d=String.fromCharCode(d.charCodeAt(0)+1))),0<c&&(d+=c)):b=d}}else b="i";return b};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.FieldVariable=function(a,b){var c;if(b){var d=this;c=function(a){var c=Blockly.FieldVariable.dropdownChange.call(d,a);a=void 0===c?a:null===c?d.getValue():c;b.call(d,a);return c}}else c=Blockly.FieldVariable.dropdownChange;Blockly.FieldVariable.superClass_.constructor.call(this,Blockly.FieldVariable.dropdownCreate,c);a?this.setValue(a):this.setValue(Blockly.Variables.generateUniqueName())};goog.inherits(Blockly.FieldVariable,Blockly.FieldDropdown);
-Blockly.FieldVariable.prototype.clone=function(){return new Blockly.FieldVariable(this.getValue(),this.changeHandler_)};Blockly.FieldVariable.prototype.getValue=function(){return this.getText()};Blockly.FieldVariable.prototype.setValue=function(a){this.value_=a;this.setText(a)};
-Blockly.FieldVariable.dropdownCreate=function(){var a=Blockly.Variables.allVariables(),b=this.getText();b&&-1==a.indexOf(b)&&a.push(b);a.sort(goog.string.caseInsensitiveCompare);a.push(Blockly.Msg.RENAME_VARIABLE);a.push(Blockly.Msg.NEW_VARIABLE);for(var b=[],c=0;c<a.length;c++)b[c]=[a[c],a[c]];return b};
-Blockly.FieldVariable.dropdownChange=function(a){function b(a,b){Blockly.hideChaff();var c=window.prompt(a,b);return c&&c.replace(/[\s\xa0]+/g," ").replace(/^ | $/g,"")}if(a==Blockly.Msg.RENAME_VARIABLE){var c=this.getText();(a=b(Blockly.Msg.RENAME_VARIABLE_TITLE.replace("%1",c),c))&&Blockly.Variables.renameVariable(c,a);return null}if(a==Blockly.Msg.NEW_VARIABLE)return(a=b(Blockly.Msg.NEW_VARIABLE_TITLE,""))?(Blockly.Variables.renameVariable(a,a),a):null};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.Generator=function(a){this.name_=a;this.RESERVED_WORDS_=""};Blockly.Generator.NAME_TYPE="generated_function";
-Blockly.Generator.prototype.workspaceToCode=function(){var a=[];this.init();for(var b=Blockly.mainWorkspace.getTopBlocks(!0),c=0,d;d=b[c];c++){var e=this.blockToCode(d);goog.isArray(e)&&(e=e[0]);e&&(d.outputConnection&&this.scrubNakedValue&&(e=this.scrubNakedValue(e)),a.push(e))}a=a.join("\n");a=this.finish(a);a=a.replace(/^\s+\n/,"");a=a.replace(/\n\s+$/,"\n");return a=a.replace(/[ \t]+\n/g,"\n")};Blockly.Generator.prototype.prefixLines=function(a,b){return b+a.replace(/\n(.)/g,"\n"+b+"$1")};
+Blockly.FieldDropdown.prototype.setText=function(a){this.sourceBlock_&&this.arrow_&&(this.arrow_.style.fill=Blockly.makeColour(this.sourceBlock_.getColour()));null!==a&&a!==this.text_&&(this.text_=a,this.updateTextNode_(),this.textElement_&&(Blockly.RTL?this.textElement_.insertBefore(this.arrow_,this.textElement_.firstChild):this.textElement_.appendChild(this.arrow_)),this.sourceBlock_&&this.sourceBlock_.rendered&&(this.sourceBlock_.render(),this.sourceBlock_.bumpNeighbours_(),this.sourceBlock_.workspace.fireChangeEvent()))};
+Blockly.FieldDropdown.prototype.dispose=function(){Blockly.WidgetDiv.hideIfOwner(this);Blockly.FieldDropdown.superClass_.dispose.call(this)};Blockly.FieldImage=function(a,b,c,d){this.sourceBlock_=null;this.height_=Number(c);this.width_=Number(b);this.size_={height:this.height_+10,width:this.width_};this.text_=d||"";this.setValue(a)};goog.inherits(Blockly.FieldImage,Blockly.Field);Blockly.FieldImage.prototype.clone=function(){return new Blockly.FieldImage(this.getSrc(),this.width_,this.height_,this.getText())};Blockly.FieldImage.prototype.rectElement_=null;Blockly.FieldImage.prototype.EDITABLE=!1;
+Blockly.FieldImage.prototype.init=function(a){if(!this.sourceBlock_){this.sourceBlock_=a;var b=6-Blockly.BlockSvg.FIELD_HEIGHT;this.fieldGroup_=Blockly.createSvgElement("g",{},null);this.imageElement_=Blockly.createSvgElement("image",{height:this.height_+"px",width:this.width_+"px",y:b},this.fieldGroup_);this.setValue(this.src_);goog.userAgent.GECKO&&(this.rectElement_=Blockly.createSvgElement("rect",{height:this.height_+"px",width:this.width_+"px",y:b,"fill-opacity":0},this.fieldGroup_));a.getSvgRoot().appendChild(this.fieldGroup_);
+a=this.rectElement_||this.imageElement_;a.tooltip=this.sourceBlock_;Blockly.Tooltip.bindMouseEvents(a)}};Blockly.FieldImage.prototype.dispose=function(){goog.dom.removeNode(this.fieldGroup_);this.rectElement_=this.imageElement_=this.fieldGroup_=null};Blockly.FieldImage.prototype.setTooltip=function(a){(this.rectElement_||this.imageElement_).tooltip=a};Blockly.FieldImage.prototype.getValue=function(){return this.src_};
+Blockly.FieldImage.prototype.setValue=function(a){null!==a&&(this.src_=a,this.imageElement_&&this.imageElement_.setAttributeNS("http://www.w3.org/1999/xlink","xlink:href",goog.isString(a)?a:""))};Blockly.FieldImage.prototype.setText=function(a){null!==a&&(this.text_=a)};Blockly.FieldImage.prototype.render_=function(){};Blockly.Variables={};Blockly.Variables.NAME_TYPE="VARIABLE";Blockly.Variables.allVariables=function(a){var b;if(a.getDescendants)b=a.getDescendants();else if(a.getAllBlocks)b=a.getAllBlocks();else throw"Not Block or Workspace: "+a;a=Object.create(null);for(var c=0;c<b.length;c++){var d=b[c].getVars;if(d)for(var d=d.call(b[c]),e=0;e<d.length;e++){var f=d[e];f&&(a[f.toLowerCase()]=f)}}b=[];for(var g in a)b.push(a[g]);return b};
+Blockly.Variables.renameVariable=function(a,b,c){c=c.getAllBlocks();for(var d=0;d<c.length;d++){var e=c[d].renameVar;e&&e.call(c[d],a,b)}};
+Blockly.Variables.flyoutCategory=function(a,b,c,d){var e=Blockly.Variables.allVariables(d.targetWorkspace);e.sort(goog.string.caseInsensitiveCompare);e.unshift(null);for(var f=void 0,g=0;g<e.length;g++)if(e[g]!==f){var h=Blockly.Blocks.variables_get?Blockly.Block.obtain(d,"variables_get"):null;h&&h.initSvg();var k=Blockly.Blocks.variables_set?Blockly.Block.obtain(d,"variables_set"):null;k&&k.initSvg();null===e[g]?f=(h||k).getVars()[0]:(h&&h.setFieldValue(e[g],"VAR"),k&&k.setFieldValue(e[g],"VAR"));
+k&&a.push(k);h&&a.push(h);h&&k?b.push(c,3*c):b.push(2*c)}};Blockly.Variables.generateUniqueName=function(a){a=Blockly.Variables.allVariables(a);var b="";if(a.length)for(var c=1,d=0,e="ijkmnopqrstuvwxyzabcdefgh".charAt(d);!b;){for(var f=!1,g=0;g<a.length;g++)if(a[g].toLowerCase()==e){f=!0;break}f?(d++,25==d&&(d=0,c++),e="ijkmnopqrstuvwxyzabcdefgh".charAt(d),1<c&&(e+=c)):b=e}else b="i";return b};Blockly.FieldVariable=function(a,b){var c;if(b){var d=this;c=function(a){var c=Blockly.FieldVariable.dropdownChange.call(d,a);a=void 0===c?a:null===c?d.getValue():c;b.call(d,a);return c}}else c=Blockly.FieldVariable.dropdownChange;Blockly.FieldVariable.superClass_.constructor.call(this,Blockly.FieldVariable.dropdownCreate,c);this.setValue(a||"")};goog.inherits(Blockly.FieldVariable,Blockly.FieldDropdown);
+Blockly.FieldVariable.prototype.init=function(a){this.sourceBlock_||(this.getValue()||this.setValue(Blockly.Variables.generateUniqueName(a.isInFlyout?a.workspace.targetWorkspace:a.workspace)),Blockly.FieldVariable.superClass_.init.call(this,a))};Blockly.FieldVariable.prototype.clone=function(){return new Blockly.FieldVariable(this.getValue(),this.changeHandler_)};Blockly.FieldVariable.prototype.getValue=function(){return this.getText()};
+Blockly.FieldVariable.prototype.setValue=function(a){this.value_=a;this.setText(a)};Blockly.FieldVariable.dropdownCreate=function(){var a=this.sourceBlock_&&this.sourceBlock_.workspace?Blockly.Variables.allVariables(this.sourceBlock_.workspace):[],b=this.getText();b&&-1==a.indexOf(b)&&a.push(b);a.sort(goog.string.caseInsensitiveCompare);a.push(Blockly.Msg.RENAME_VARIABLE);a.push(Blockly.Msg.NEW_VARIABLE);for(var b=[],c=0;c<a.length;c++)b[c]=[a[c],a[c]];return b};
+Blockly.FieldVariable.dropdownChange=function(a){function b(a,b){Blockly.hideChaff();var c=window.prompt(a,b);c&&(c=c.replace(/[\s\xa0]+/g," ").replace(/^ | $/g,""),c==Blockly.Msg.RENAME_VARIABLE||c==Blockly.Msg.NEW_VARIABLE)&&(c=null);return c}var c=this.sourceBlock_.workspace;if(a==Blockly.Msg.RENAME_VARIABLE){var d=this.getText();(a=b(Blockly.Msg.RENAME_VARIABLE_TITLE.replace("%1",d),d))&&Blockly.Variables.renameVariable(d,a,c);return null}if(a==Blockly.Msg.NEW_VARIABLE)return(a=b(Blockly.Msg.NEW_VARIABLE_TITLE,
+""))?(Blockly.Variables.renameVariable(a,a,c),a):null};Blockly.Generator=function(a){this.name_=a;this.RESERVED_WORDS_="";this.FUNCTION_NAME_PLACEHOLDER_REGEXP_=new RegExp(this.FUNCTION_NAME_PLACEHOLDER_,"g")};Blockly.Generator.NAME_TYPE="generated_function";Blockly.Generator.prototype.INFINITE_LOOP_TRAP=null;Blockly.Generator.prototype.STATEMENT_PREFIX=null;
+Blockly.Generator.prototype.workspaceToCode=function(a){var b=a||Blockly.mainWorkspace;a=[];this.init(b);for(var b=b.getTopBlocks(!0),c=0,d;d=b[c];c++){var e=this.blockToCode(d);goog.isArray(e)&&(e=e[0]);e&&(d.outputConnection&&this.scrubNakedValue&&(e=this.scrubNakedValue(e)),a.push(e))}a=a.join("\n");a=this.finish(a);a=a.replace(/^\s+\n/,"");a=a.replace(/\n\s+$/,"\n");return a=a.replace(/[ \t]+\n/g,"\n")};Blockly.Generator.prototype.prefixLines=function(a,b){return b+a.replace(/\n(.)/g,"\n"+b+"$1")};
 Blockly.Generator.prototype.allNestedComments=function(a){var b=[];a=a.getDescendants();for(var c=0;c<a.length;c++){var d=a[c].getCommentText();d&&b.push(d)}b.length&&b.push("");return b.join("\n")};
-Blockly.Generator.prototype.blockToCode=function(a){if(!a)return"";if(a.disabled)return this.blockToCode(a.getNextBlock());var b=this[a.type];if(!b)throw'Language "'+this.name_+'" does not know how to generate code for block type "'+a.type+'".';b=b.call(a,a);return goog.isArray(b)?[this.scrub_(a,b[0]),b[1]]:this.scrub_(a,b)};
-Blockly.Generator.prototype.valueToCode=function(a,b,c){if(isNaN(c))throw'Expecting valid order from block "'+a.type+'".';a=a.getInputTargetBlock(b);if(!a)return"";var d=this.blockToCode(a);if(""===d)return"";if(!goog.isArray(d))throw'Expecting tuple from value block "'+a.type+'".';b=d[0];d=d[1];if(isNaN(d))throw'Expecting valid order from value block "'+a.type+'".';b&&c<=d&&c!=d&&0!=c&&99!=c&&(b="("+b+")");return b};
-Blockly.Generator.prototype.statementToCode=function(a,b){var c=a.getInputTargetBlock(b),d=this.blockToCode(c);if(!goog.isString(d))throw'Expecting code from statement block "'+c.type+'".';d&&(d=this.prefixLines(d,this.INDENT));return d};Blockly.Generator.prototype.INDENT="  ";Blockly.Generator.prototype.addReservedWords=function(a){this.RESERVED_WORDS_+=a+","};Blockly.Generator.prototype.FUNCTION_NAME_PLACEHOLDER_="{leCUI8hutHZI4480Dc}";
-Blockly.Generator.prototype.FUNCTION_NAME_PLACEHOLDER_REGEXP_=RegExp(Blockly.Generator.prototype.FUNCTION_NAME_PLACEHOLDER_,"g");Blockly.Generator.prototype.provideFunction_=function(a,b){if(!this.definitions_[a]){var c=this.variableDB_.getDistinctName(a,this.NAME_TYPE);this.functionNames_[a]=c;this.definitions_[a]=b.join("\n").replace(this.FUNCTION_NAME_PLACEHOLDER_REGEXP_,c)}return this.functionNames_[a]};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.Names=function(a){this.reservedDict_=Object.create(null);if(a){a=a.split(",");for(var b=0;b<a.length;b++)this.reservedDict_[a[b]]=!0}this.reset()};Blockly.Names.prototype.reset=function(){this.db_=Object.create(null);this.dbReverse_=Object.create(null)};Blockly.Names.prototype.getName=function(a,b){var c=a.toLowerCase()+"_"+b;if(c in this.db_)return this.db_[c];var d=this.getDistinctName(a,b);return this.db_[c]=d};
-Blockly.Names.prototype.getDistinctName=function(a,b){for(var c=this.safeName_(a),d="";this.dbReverse_[c+d]||c+d in this.reservedDict_;)d=d?d+1:2;c+=d;this.dbReverse_[c]=!0;return c};Blockly.Names.prototype.safeName_=function(a){a?(a=encodeURI(a.replace(/ /g,"_")).replace(/[^\w]/g,"_"),-1!="0123456789".indexOf(a[0])&&(a="my_"+a)):a="unnamed";return a};Blockly.Names.equals=function(a,b){return a.toLowerCase()==b.toLowerCase()};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.Procedures={};Blockly.Procedures.NAME_TYPE="PROCEDURE";Blockly.Procedures.allProcedures=function(){for(var a=Blockly.mainWorkspace.getAllBlocks(),b=[],c=[],d=0;d<a.length;d++){var e=a[d].getProcedureDef;e&&(e=e.call(a[d]))&&(e[2]?b.push(e):c.push(e))}c.sort(Blockly.Procedures.procTupleComparator_);b.sort(Blockly.Procedures.procTupleComparator_);return[c,b]};Blockly.Procedures.procTupleComparator_=function(a,b){var c=a[0].toLowerCase(),d=b[0].toLowerCase();return c>d?1:c<d?-1:0};
+Blockly.Generator.prototype.blockToCode=function(a){if(!a)return"";if(a.disabled)return this.blockToCode(a.getNextBlock());var b=this[a.type];if(!b)throw'Language "'+this.name_+'" does not know how to generate code for block type "'+a.type+'".';b=b.call(a,a);if(goog.isArray(b))return[this.scrub_(a,b[0]),b[1]];if(goog.isString(b))return this.STATEMENT_PREFIX&&(b=this.STATEMENT_PREFIX.replace(/%1/g,"'"+a.id+"'")+b),this.scrub_(a,b);if(null===b)return"";throw"Invalid code generated: "+b;};
+Blockly.Generator.prototype.valueToCode=function(a,b,c){if(isNaN(c))throw'Expecting valid order from block "'+a.type+'".';a=a.getInputTargetBlock(b);if(!a)return"";var d=this.blockToCode(a);if(""===d)return"";if(!goog.isArray(d))throw'Expecting tuple from value block "'+a.type+'".';b=d[0];d=d[1];if(isNaN(d))throw'Expecting valid order from value block "'+a.type+'".';b&&c<=d&&(c!=d||0!=c&&99!=c)&&(b="("+b+")");return b};
+Blockly.Generator.prototype.statementToCode=function(a,b){var c=a.getInputTargetBlock(b),d=this.blockToCode(c);if(!goog.isString(d))throw'Expecting code from statement block "'+c.type+'".';d&&(d=this.prefixLines(d,this.INDENT));return d};Blockly.Generator.prototype.addLoopTrap=function(a,b){this.INFINITE_LOOP_TRAP&&(a=this.INFINITE_LOOP_TRAP.replace(/%1/g,"'"+b+"'")+a);this.STATEMENT_PREFIX&&(a+=this.prefixLines(this.STATEMENT_PREFIX.replace(/%1/g,"'"+b+"'"),this.INDENT));return a};
+Blockly.Generator.prototype.INDENT="  ";Blockly.Generator.prototype.addReservedWords=function(a){this.RESERVED_WORDS_+=a+","};Blockly.Generator.prototype.FUNCTION_NAME_PLACEHOLDER_="{leCUI8hutHZI4480Dc}";Blockly.Generator.prototype.provideFunction_=function(a,b){if(!this.definitions_[a]){var c=this.variableDB_.getDistinctName(a,this.NAME_TYPE);this.functionNames_[a]=c;this.definitions_[a]=b.join("\n").replace(this.FUNCTION_NAME_PLACEHOLDER_REGEXP_,c)}return this.functionNames_[a]};Blockly.Names=function(a){this.reservedDict_=Object.create(null);if(a){a=a.split(",");for(var b=0;b<a.length;b++)this.reservedDict_[a[b]]=!0}this.reset()};Blockly.Names.prototype.reset=function(){this.db_=Object.create(null);this.dbReverse_=Object.create(null)};Blockly.Names.prototype.getName=function(a,b){var c=a.toLowerCase()+"_"+b;if(c in this.db_)return this.db_[c];var d=this.getDistinctName(a,b);return this.db_[c]=d};
+Blockly.Names.prototype.getDistinctName=function(a,b){for(var c=this.safeName_(a),d="";this.dbReverse_[c+d]||c+d in this.reservedDict_;)d=d?d+1:2;c+=d;this.dbReverse_[c]=!0;return c};Blockly.Names.prototype.safeName_=function(a){a?(a=encodeURI(a.replace(/ /g,"_")).replace(/[^\w]/g,"_"),-1!="0123456789".indexOf(a[0])&&(a="my_"+a)):a="unnamed";return a};Blockly.Names.equals=function(a,b){return a.toLowerCase()==b.toLowerCase()};Blockly.Procedures={};Blockly.Procedures.NAME_TYPE="PROCEDURE";Blockly.Procedures.allProcedures=function(a){a=a.getAllBlocks();for(var b=[],c=[],d=0;d<a.length;d++){var e=a[d].getProcedureDef;e&&(e=e.call(a[d]))&&(e[2]?b.push(e):c.push(e))}c.sort(Blockly.Procedures.procTupleComparator_);b.sort(Blockly.Procedures.procTupleComparator_);return[c,b]};Blockly.Procedures.procTupleComparator_=function(a,b){var c=a[0].toLowerCase(),d=b[0].toLowerCase();return c>d?1:c<d?-1:0};
 Blockly.Procedures.findLegalName=function(a,b){if(b.isInFlyout)return a;for(;!Blockly.Procedures.isLegalName(a,b.workspace,b);){var c=a.match(/^(.*?)(\d+)$/);a=c?c[1]+(parseInt(c[2],10)+1):a+"2"}return a};Blockly.Procedures.isLegalName=function(a,b,c){b=b.getAllBlocks();for(var d=0;d<b.length;d++)if(b[d]!=c){var e=b[d].getProcedureDef;if(e&&(e=e.call(b[d]),Blockly.Names.equals(e[0],a)))return!1}return!0};
 Blockly.Procedures.rename=function(a){a=a.replace(/^[\s\xa0]+|[\s\xa0]+$/g,"");a=Blockly.Procedures.findLegalName(a,this.sourceBlock_);for(var b=this.sourceBlock_.workspace.getAllBlocks(),c=0;c<b.length;c++){var d=b[c].renameProcedure;d&&d.call(b[c],this.text_,a)}return a};
-Blockly.Procedures.flyoutCategory=function(a,b,c,d){function e(e,f){for(var k=0;k<e.length;k++){var l=Blockly.Block.obtain(d,f);l.setFieldValue(e[k][0],"NAME");for(var p=[],m=0;m<e[k][1].length;m++)p[m]="ARG"+m;l.setProcedureParameters(e[k][1],p);l.initSvg();a.push(l);b.push(2*c)}}if(Blockly.Blocks.procedures_defnoreturn){var f=Blockly.Block.obtain(d,"procedures_defnoreturn");f.initSvg();a.push(f);b.push(2*c)}Blockly.Blocks.procedures_defreturn&&(f=Blockly.Block.obtain(d,"procedures_defreturn"),f.initSvg(),
-a.push(f),b.push(2*c));Blockly.Blocks.procedures_ifreturn&&(f=Blockly.Block.obtain(d,"procedures_ifreturn"),f.initSvg(),a.push(f),b.push(2*c));b.length&&(b[b.length-1]=3*c);f=Blockly.Procedures.allProcedures();e(f[0],"procedures_callnoreturn");e(f[1],"procedures_callreturn")};Blockly.Procedures.getCallers=function(a,b){for(var c=[],d=b.getAllBlocks(),e=0;e<d.length;e++){var f=d[e].getProcedureCall;f&&(f=f.call(d[e]))&&Blockly.Names.equals(f,a)&&c.push(d[e])}return c};
-Blockly.Procedures.disposeCallers=function(a,b){for(var c=Blockly.Procedures.getCallers(a,b),d=0;d<c.length;d++)c[d].dispose(!0,!1)};Blockly.Procedures.mutateCallers=function(a,b,c,d){a=Blockly.Procedures.getCallers(a,b);for(b=0;b<a.length;b++)a[b].setProcedureParameters(c,d)};Blockly.Procedures.getDefinition=function(a,b){for(var c=b.getAllBlocks(),d=0;d<c.length;d++){var e=c[d].getProcedureDef;if(e&&(e=e.call(c[d]))&&Blockly.Names.equals(e[0],a))return c[d]}return null};
-// Copyright 2013 Google Inc.  Apache License 2.0
-var rtclient={INSTALL_SCOPE:"https://www.googleapis.com/auth/drive.install",FILE_SCOPE:"https://www.googleapis.com/auth/drive.file",APPDATA_SCOPE:"https://www.googleapis.com/auth/drive.appdata",OPENID_SCOPE:"openid",REALTIME_MIMETYPE:"application/vnd.google-apps.drive-sdk",FOLDER_KEY:"folderId",getParams:function(){function a(a){a=a.slice(1).split("&");for(var c=0;c<a.length;c++){var f=a[c].split("=");b[decodeURIComponent(f[0])]=decodeURIComponent(f[1])}}var b={},c=window.location.hash;c&&a(c);(c=
-window.location.search)&&a(c);return b}};rtclient.params=rtclient.getParams();rtclient.getOption=function(a,b,c){if(a.hasOwnProperty(b))return a[b];void 0===c&&console.error(b+" should be present in the options.");return c};rtclient.Authorizer=function(a){this.clientId=rtclient.getOption(a,"clientId");this.userId=rtclient.params.userId;this.authButton=document.getElementById(rtclient.getOption(a,"authButtonElementId"));this.authDiv=document.getElementById(rtclient.getOption(a,"authDivElementId"))};
+Blockly.Procedures.flyoutCategory=function(a,b,c,d){function e(e,f){for(var k=0;k<e.length;k++){var l=Blockly.Block.obtain(d,f);l.setFieldValue(e[k][0],"NAME");for(var q=[],m=0;m<e[k][1].length;m++)q[m]="ARG"+m;l.setProcedureParameters(e[k][1],q);l.initSvg();a.push(l);b.push(2*c)}}if(Blockly.Blocks.procedures_defnoreturn){var f=Blockly.Block.obtain(d,"procedures_defnoreturn");f.initSvg();a.push(f);b.push(2*c)}Blockly.Blocks.procedures_defreturn&&(f=Blockly.Block.obtain(d,"procedures_defreturn"),f.initSvg(),
+a.push(f),b.push(2*c));Blockly.Blocks.procedures_ifreturn&&(f=Blockly.Block.obtain(d,"procedures_ifreturn"),f.initSvg(),a.push(f),b.push(2*c));b.length&&(b[b.length-1]=3*c);f=Blockly.Procedures.allProcedures(d.targetWorkspace);e(f[0],"procedures_callnoreturn");e(f[1],"procedures_callreturn")};Blockly.Procedures.getCallers=function(a,b){for(var c=[],d=b.getAllBlocks(),e=0;e<d.length;e++){var f=d[e].getProcedureCall;f&&(f=f.call(d[e]))&&Blockly.Names.equals(f,a)&&c.push(d[e])}return c};
+Blockly.Procedures.disposeCallers=function(a,b){for(var c=Blockly.Procedures.getCallers(a,b),d=0;d<c.length;d++)c[d].dispose(!0,!1)};Blockly.Procedures.mutateCallers=function(a,b,c,d){a=Blockly.Procedures.getCallers(a,b);for(b=0;b<a.length;b++)a[b].setProcedureParameters(c,d)};Blockly.Procedures.getDefinition=function(a,b){for(var c=b.getAllBlocks(),d=0;d<c.length;d++){var e=c[d].getProcedureDef;if(e&&(e=e.call(c[d]))&&Blockly.Names.equals(e[0],a))return c[d]}return null};var rtclient={INSTALL_SCOPE:"https://www.googleapis.com/auth/drive.install",FILE_SCOPE:"https://www.googleapis.com/auth/drive.file",APPDATA_SCOPE:"https://www.googleapis.com/auth/drive.appdata",OPENID_SCOPE:"openid",REALTIME_MIMETYPE:"application/vnd.google-apps.drive-sdk",FOLDER_KEY:"folderId",getParams:function(){function a(a){a=a.slice(1).split("&");for(var b=0;b<a.length;b++){var d=a[b].split("=");c[decodeURIComponent(d[0])]=decodeURIComponent(d[1])}}var b=goog.global.location||{},c={},d=b.hash;
+d&&a(d);(b=b.search)&&a(b);return c}};rtclient.params=rtclient.getParams();rtclient.getOption=function(a,b,c){if(a.hasOwnProperty(b))return a[b];void 0===c&&console.error(b+" should be present in the options.");return c};rtclient.Authorizer=function(a){this.clientId=rtclient.getOption(a,"clientId");this.userId=rtclient.params.userId;this.authButton=document.getElementById(rtclient.getOption(a,"authButtonElementId"));this.authDiv=document.getElementById(rtclient.getOption(a,"authDivElementId"))};
 rtclient.Authorizer.prototype.start=function(a){var b=this;gapi.load("auth:client,drive-realtime,drive-share",function(){b.authorize(a)})};
 rtclient.Authorizer.prototype.authorize=function(a){var b=this.clientId,c=this.userId,d=this,e=function(b){b&&!b.error?(d.authButton.disabled=!0,d.fetchUserId(a),d.authDiv.style.display="none"):(d.authButton.disabled=!1,d.authButton.onclick=f,d.authDiv.style.display="block")},f=function(){gapi.auth.authorize({client_id:b,scope:[rtclient.INSTALL_SCOPE,rtclient.FILE_SCOPE,rtclient.OPENID_SCOPE,rtclient.APPDATA_SCOPE],user_id:c,immediate:!1},e)};gapi.auth.authorize({client_id:b,scope:[rtclient.INSTALL_SCOPE,
 rtclient.FILE_SCOPE,rtclient.OPENID_SCOPE,rtclient.APPDATA_SCOPE],user_id:c,immediate:!0},e)};rtclient.Authorizer.prototype.fetchUserId=function(a){var b=this;gapi.client.load("oauth2","v2",function(){gapi.client.oauth2.userinfo.get().execute(function(c){c.id&&(b.userId=c.id);a&&a()})})};
@@ -1078,11 +1173,9 @@ rtclient.RealtimeLoader.prototype.redirectTo=function(a,b){var c=[];a&&c.push("f
 this.handleErrors)};rtclient.RealtimeLoader.prototype.start=function(){var a=this;this.authorizer.start(function(){a.registerTypes&&a.registerTypes();a.afterAuth&&a.afterAuth();a.load()})};
 rtclient.RealtimeLoader.prototype.handleErrors=function(a){a.type==gapi.drive.realtime.ErrorType.TOKEN_REFRESH_REQUIRED?this.authorizer.authorize():a.type==gapi.drive.realtime.ErrorType.CLIENT_ERROR?(alert("An Error happened: "+a.message),window.location.href="/"):a.type==gapi.drive.realtime.ErrorType.NOT_FOUND&&(alert("The file was not found. It does not exist or you do not have read access to the file."),window.location.href="/")};
 rtclient.RealtimeLoader.prototype.load=function(){var a=rtclient.params.fileIds;a&&(a=a.split(","));var b=this.authorizer.userId,b=rtclient.params.state;if(a)for(var c in a)gapi.drive.realtime.load(a[c],this.onFileLoaded,this.initializeModel,this.handleErrors);else{if(b&&(c=rtclient.parseState(b),"open"==c.action)){a=c.ids;b=c.userId;this.redirectTo(a,b);return}this.autoCreate&&this.createNewFileAndRedirect()}};
-rtclient.RealtimeLoader.prototype.createNewFileAndRedirect=function(){var a=this;rtclient.createRealtimeFile(this.defaultTitle,this.newFileMimeType,this.defaultFolderTitle,function(b){b.id?(a.afterCreate&&a.afterCreate(b.id),a.redirectTo([b.id],a.authorizer.userId)):(console.error("Error creating file."),console.error(b))})};
-// Copyright 2014 Google Inc.  Apache License 2.0
-Blockly.Realtime={};Blockly.Realtime.PROGRESS_URL_="media/progress.gif";Blockly.Realtime.enabled_=!1;Blockly.Realtime.document_=null;Blockly.Realtime.model_=null;Blockly.Realtime.sessionId_=null;Blockly.Realtime.initUi_=null;Blockly.Realtime.blocksMap_=null;Blockly.Realtime.withinSync=!1;Blockly.Realtime.realtimeLoader_=null;Blockly.Realtime.chatBoxElementId_=null;Blockly.Realtime.chatBoxInitialText_=null;Blockly.Realtime.withinUndo_=!1;Blockly.Realtime.isEnabled=function(){return Blockly.Realtime.enabled_};
-Blockly.Realtime.undoElementId_=null;Blockly.Realtime.redoElementId_=null;Blockly.Realtime.PROGRESS_URL_="media/progress.gif";Blockly.Realtime.ANONYMOUS_URL_="media/anon.jpeg";Blockly.Realtime.initializeModel_=function(a){Blockly.Realtime.model_=a;var b=a.createMap();a.getRoot().set("blocks",b);b=a.createList();a.getRoot().set("topBlocks",b);Blockly.Realtime.chatBoxElementId_&&a.getRoot().set(Blockly.Realtime.chatBoxElementId_,a.createString(Blockly.Realtime.chatBoxInitialText_))};
-Blockly.Realtime.removeBlock=function(a){Blockly.Realtime.blocksMap_["delete"](a.id.toString())};Blockly.Realtime.addTopBlock=function(a){-1==Blockly.Realtime.topBlocks_.indexOf(a)&&Blockly.Realtime.topBlocks_.push(a)};Blockly.Realtime.removeTopBlock=function(a){Blockly.Realtime.topBlocks_.removeValue(a)};Blockly.Realtime.obtainBlock=function(a,b){return Blockly.Realtime.model_.create(Blockly.Block,a,b)};Blockly.Realtime.getBlockById=function(a){return Blockly.Realtime.blocksMap_.get(a)};
+rtclient.RealtimeLoader.prototype.createNewFileAndRedirect=function(){var a=this;rtclient.createRealtimeFile(this.defaultTitle,this.newFileMimeType,this.defaultFolderTitle,function(b){b.id?(a.afterCreate&&a.afterCreate(b.id),a.redirectTo([b.id],a.authorizer.userId)):(console.error("Error creating file."),console.error(b))})};Blockly.Realtime={};Blockly.Realtime.enabled_=!1;Blockly.Realtime.document_=null;Blockly.Realtime.model_=null;Blockly.Realtime.sessionId_=null;Blockly.Realtime.initUi_=null;Blockly.Realtime.blocksMap_=null;Blockly.Realtime.withinSync=!1;Blockly.Realtime.realtimeLoader_=null;Blockly.Realtime.chatBoxElementId_=null;Blockly.Realtime.chatBoxInitialText_=null;Blockly.Realtime.withinUndo_=!1;Blockly.Realtime.isEnabled=function(){return Blockly.Realtime.enabled_};Blockly.Realtime.undoElementId_=null;
+Blockly.Realtime.redoElementId_=null;Blockly.Realtime.PROGRESS_URL_="progress.gif";Blockly.Realtime.ANONYMOUS_URL_="anon.jpeg";Blockly.Realtime.initializeModel_=function(a){Blockly.Realtime.model_=a;var b=a.createMap();a.getRoot().set("blocks",b);b=a.createList();a.getRoot().set("topBlocks",b);Blockly.Realtime.chatBoxElementId_&&a.getRoot().set(Blockly.Realtime.chatBoxElementId_,a.createString(Blockly.Realtime.chatBoxInitialText_))};Blockly.Realtime.removeBlock=function(a){Blockly.Realtime.blocksMap_["delete"](a.id.toString())};
+Blockly.Realtime.addTopBlock=function(a){-1==Blockly.Realtime.topBlocks_.indexOf(a)&&Blockly.Realtime.topBlocks_.push(a)};Blockly.Realtime.removeTopBlock=function(a){Blockly.Realtime.topBlocks_.removeValue(a)};Blockly.Realtime.obtainBlock=function(a,b){return Blockly.Realtime.model_.create(Blockly.Block,a,b)};Blockly.Realtime.getBlockById=function(a){return Blockly.Realtime.blocksMap_.get(a)};
 Blockly.Realtime.logEvent_=function(a){console.log("Object event:");console.log("  id: "+a.target.id);console.log("  type: "+a.type);if(a=a.events)for(var b=a.length,c=0;c<b;c++){var d=a[c];console.log("  child event:");console.log("    id: "+d.target.id);console.log("    type: "+d.type)}};
 Blockly.Realtime.onObjectChange_=function(a){var b=a.events;a=a.events.length;for(var c=0;c<a;c++){var d=b[c];if(!d.isLocal||Blockly.Realtime.withinUndo_){var e=d.target;"value_changed"==d.type&&("xmlDom"==d.property?Blockly.Realtime.doWithinSync_(function(){Blockly.Realtime.placeBlockOnWorkspace_(e,!1);Blockly.Realtime.moveBlock_(e)}):"relativeX"!=d.property&&"relativeY"!=d.property||Blockly.Realtime.doWithinSync_(function(){e.svg_||Blockly.Realtime.placeBlockOnWorkspace_(e,!1);Blockly.Realtime.moveBlock_(e)}))}}};
 Blockly.Realtime.onBlocksMapChange_=function(a){if(!a.isLocal||Blockly.Realtime.withinUndo_){var b=a.newValue;b?Blockly.Realtime.placeBlockOnWorkspace_(b,!a.oldValue):(b=a.oldValue,Blockly.Realtime.deleteBlock(b))}};Blockly.Realtime.doWithinSync_=function(a){if(Blockly.Realtime.withinSync)a();else try{Blockly.Realtime.withinSync=!0,a()}finally{Blockly.Realtime.withinSync=!1}};
@@ -1092,84 +1185,124 @@ Blockly.Realtime.blockChanged=function(a){if(a.workspace==Blockly.mainWorkspace&
 Blockly.Realtime.onFileLoaded_=function(a){Blockly.Realtime.document_=a;Blockly.Realtime.sessionId_=Blockly.Realtime.getSessionId_(a);Blockly.Realtime.model_=a.getModel();Blockly.Realtime.blocksMap_=Blockly.Realtime.model_.getRoot().get("blocks");Blockly.Realtime.topBlocks_=Blockly.Realtime.model_.getRoot().get("topBlocks");Blockly.Realtime.model_.getRoot().addEventListener(gapi.drive.realtime.EventType.OBJECT_CHANGED,Blockly.Realtime.onObjectChange_);Blockly.Realtime.blocksMap_.addEventListener(gapi.drive.realtime.EventType.VALUE_CHANGED,
 Blockly.Realtime.onBlocksMapChange_);Blockly.Realtime.initUi_();a.addEventListener(gapi.drive.realtime.EventType.COLLABORATOR_JOINED,Blockly.Realtime.onCollaboratorJoined_);a.addEventListener(gapi.drive.realtime.EventType.COLLABORATOR_LEFT,Blockly.Realtime.onCollaboratorLeft_);Blockly.Realtime.updateCollabUi_();Blockly.Realtime.loadBlocks_()};Blockly.Realtime.getSessionId_=function(a){a=a.getCollaborators();for(var b=0;b<a.length;b++){var c=a[b];if(c.isMe)return c.sessionId}};
 Blockly.Realtime.registerTypes_=function(){var a=gapi.drive.realtime.custom;a.registerType(Blockly.Block,"Block");Blockly.Block.prototype.id=a.collaborativeField("id");Blockly.Block.prototype.xmlDom=a.collaborativeField("xmlDom");Blockly.Block.prototype.relativeX=a.collaborativeField("relativeX");Blockly.Block.prototype.relativeY=a.collaborativeField("relativeY");a.setInitializer(Blockly.Block,Blockly.Block.prototype.initialize)};Blockly.Realtime.REAUTH_INTERVAL_IN_MILLISECONDS_=18E5;
-Blockly.Realtime.afterAuth_=function(){window.setTimeout(function(){Blockly.Realtime.realtimeLoader_.authorizer.authorize(Blockly.Realtime.afterAuth_)},Blockly.Realtime.REAUTH_INTERVAL_IN_MILLISECONDS_)};
+Blockly.Realtime.afterAuth_=function(){setTimeout(function(){Blockly.Realtime.realtimeLoader_.authorizer.authorize(Blockly.Realtime.afterAuth_)},Blockly.Realtime.REAUTH_INTERVAL_IN_MILLISECONDS_)};
 Blockly.Realtime.afterCreate_=function(a){var b=gapi.client.drive.permissions.insert({fileId:a,resource:{type:"anyone",role:"writer",value:"default",withLink:!0}});b.execute(function(c){c.error&&Blockly.Realtime.getUserDomain(a,function(c){b=gapi.client.drive.permissions.insert({fileId:a,resource:{type:"domain",role:"writer",value:c,withLink:!0}});b.execute(function(a){})})})};
 Blockly.Realtime.getUserDomain=function(a,b){gapi.client.drive.permissions.list({fileId:a}).execute(function(a){for(var d=0;d<a.items.length;d++){var e=a.items[d];if("owner"==e.role){b(e.domain);break}}})};
 Blockly.Realtime.rtclientOptions_={clientId:null,authButtonElementId:"authorizeButton",authDivElementId:"authButtonDiv",initializeModel:Blockly.Realtime.initializeModel_,autoCreate:!0,defaultTitle:"Realtime Blockly File",defaultFolderTitle:"Realtime Blockly Folder",newFileMimeType:null,onFileLoaded:Blockly.Realtime.onFileLoaded_,registerTypes:Blockly.Realtime.registerTypes_,afterAuth:Blockly.Realtime.afterAuth_,afterCreate:Blockly.Realtime.afterCreate_};
 Blockly.Realtime.parseOptions_=function(a){var b=rtclient.getOption(a,"chatbox");b&&(Blockly.Realtime.chatBoxElementId_=rtclient.getOption(b,"elementId"),Blockly.Realtime.chatBoxInitialText_=rtclient.getOption(b,"initText",Blockly.Msg.CHAT));Blockly.Realtime.rtclientOptions_.clientId=rtclient.getOption(a,"clientId");Blockly.Realtime.collabElementId=rtclient.getOption(a,"collabElementId")};
 Blockly.Realtime.startRealtime=function(a,b,c){Blockly.Realtime.parseOptions_(c);Blockly.Realtime.enabled_=!0;Blockly.Realtime.addAuthUi_(b);Blockly.Realtime.initUi_=function(){a();if(Blockly.Realtime.chatBoxElementId_){var b=Blockly.Realtime.model_.getRoot().get(Blockly.Realtime.chatBoxElementId_),c=document.getElementById(Blockly.Realtime.chatBoxElementId_);gapi.drive.realtime.databinding.bindString(b,c);c.disabled=!1}};Blockly.Realtime.realtimeLoader_=new rtclient.RealtimeLoader(Blockly.Realtime.rtclientOptions_);
 Blockly.Realtime.realtimeLoader_.start()};
-Blockly.Realtime.addAuthUi_=function(a){a.style.background="url("+Blockly.pathToBlockly+Blockly.Realtime.PROGRESS_URL_+") no-repeat center center";var b=goog.style.getBounds(a),c=goog.dom.createDom("div");c.id=Blockly.Realtime.rtclientOptions_.authDivElementId;var d=goog.dom.createDom("p",null,Blockly.Msg.AUTH);c.appendChild(d);d=goog.dom.createDom("button",null,"Authorize");d.id=Blockly.Realtime.rtclientOptions_.authButtonElementId;c.appendChild(d);a.appendChild(c);c.style.display="none";c.style.position=
+Blockly.Realtime.addAuthUi_=function(a){a.style.background="url("+Blockly.pathToMedia+Blockly.Realtime.PROGRESS_URL_+") no-repeat center center";var b=goog.style.getBounds(a),c=goog.dom.createDom("div");c.id=Blockly.Realtime.rtclientOptions_.authDivElementId;var d=goog.dom.createDom("p",null,Blockly.Msg.AUTH);c.appendChild(d);d=goog.dom.createDom("button",null,"Authorize");d.id=Blockly.Realtime.rtclientOptions_.authButtonElementId;c.appendChild(d);a.appendChild(c);c.style.display="none";c.style.position=
 "relative";c.style.textAlign="center";c.style.border="1px solid";c.style.backgroundColor="#f6f9ff";c.style.borderRadius="15px";c.style.boxShadow="10px 10px 5px #888";c.style.width=b.width/3+"px";a=goog.style.getBounds(c);c.style.left=(b.width-a.width)/3+"px";c.style.top=(b.height-a.height)/4+"px";return c};
-Blockly.Realtime.updateCollabUi_=function(){if(Blockly.Realtime.collabElementId){var a=goog.dom.getElement(Blockly.Realtime.collabElementId);goog.dom.removeChildren(a);for(var b=Blockly.Realtime.document_.getCollaborators(),c=0;c<b.length;c++){var d=b[c],e=goog.dom.createDom("img",{src:d.photoUrl||Blockly.pathToBlockly+Blockly.Realtime.ANONYMOUS_URL_,alt:d.displayName,title:d.displayName+(d.isMe?" ("+Blockly.Msg.ME+")":"")});e.style.backgroundColor=d.color;goog.dom.appendChild(a,e)}}};
-Blockly.Realtime.onCollaboratorJoined_=function(a){Blockly.Realtime.updateCollabUi_()};Blockly.Realtime.onCollaboratorLeft_=function(a){Blockly.Realtime.updateCollabUi_()};Blockly.Realtime.doCommand=function(a){a()};Blockly.Realtime.genUid=function(a){var b=Blockly.Realtime.sessionId_+"-"+a;return Blockly.Realtime.blocksMap_.has(b)?Blockly.Realtime.genUid("-"+a):b};
-// Copyright 2013 Google Inc.  Apache License 2.0
-Blockly.Css={};Blockly.Css.inject=function(){var a=Blockly.Css.CONTENT.join("\n"),b=Blockly.pathToBlockly.replace(/[\\\/]$/,""),a=a.replace(/<<<PATH>>>/g,b);goog.cssom.addCssText(a)};
-Blockly.Css.CONTENT=[".blocklySvg {","  background-color: #fff;","  border: 1px solid #ddd;","  overflow: hidden;","}",".blocklyWidgetDiv {","  position: absolute;","  display: none;","  z-index: 999;","}",".blocklyDraggable {","  cursor: url(<<<PATH>>>/media/handopen.cur) 8 5, auto;","}",".blocklyResizeSE {","  fill: #aaa;","  cursor: se-resize;","}",".blocklyResizeSW {","  fill: #aaa;","  cursor: sw-resize;","}",".blocklyResizeLine {","  stroke-width: 1;","  stroke: #888;","}",".blocklyHighlightedConnectionPath {",
-"  stroke-width: 4px;","  stroke: #fc3;","  fill: none;","}",".blocklyPathLight {","  fill: none;","  stroke-width: 2;","  stroke-linecap: round;","}",".blocklySelected>.blocklyPath {","  stroke-width: 3px;","  stroke: #fc3;","}",".blocklySelected>.blocklyPathLight {","  display: none;","}",".blocklyDragging>.blocklyPath,",".blocklyDragging>.blocklyPathLight {","  fill-opacity: .8;","  stroke-opacity: .8;","}",".blocklyDragging>.blocklyPathDark {","  display: none;","}",".blocklyDisabled>.blocklyPath {",
-"  fill-opacity: .5;","  stroke-opacity: .5;","}",".blocklyDisabled>.blocklyPathLight,",".blocklyDisabled>.blocklyPathDark {","  display: none;","}",".blocklyText {","  cursor: default;","  font-family: sans-serif;","  font-size: 11pt;","  fill: #fff;","}",".blocklyNonEditableText>text {","  pointer-events: none;","}",".blocklyNonEditableText>rect,",".blocklyEditableText>rect {","  fill: #fff;","  fill-opacity: .6;","}",".blocklyNonEditableText>text,",".blocklyEditableText>text {","  fill: #000;",
-"}",".blocklyEditableText:hover>rect {","  stroke-width: 2;","  stroke: #fff;","}",".blocklyBubbleText {","  fill: #000;","}",".blocklySvg text {","  -moz-user-select: none;","  -webkit-user-select: none;","  user-select: none;","  cursor: inherit;","}",".blocklyHidden {","  display: none;","}",".blocklyFieldDropdown:not(.blocklyHidden) {","  display: block;","}",".blocklyTooltipBackground {","  fill: #ffffc7;","  stroke-width: 1px;","  stroke: #d8d8d8;","}",".blocklyTooltipShadow,",".blocklyDropdownMenuShadow {",
-"  fill: #bbb;","  filter: url(#blocklyShadowFilter);","}",".blocklyTooltipText {","  font-family: sans-serif;","  font-size: 9pt;","  fill: #000;","}",".blocklyIconShield {","  cursor: default;","  fill: #00c;","  stroke-width: 1px;","  stroke: #ccc;","}",".blocklyIconGroup:hover>.blocklyIconShield {","  fill: #00f;","  stroke: #fff;","}",".blocklyIconGroup:hover>.blocklyIconMark {","  fill: #fff;","}",".blocklyIconMark {","  cursor: default !important;","  font-family: sans-serif;","  font-size: 9pt;",
-"  font-weight: bold;","  fill: #ccc;","  text-anchor: middle;","}",".blocklyWarningBody {","}",".blocklyMinimalBody {","  margin: 0;","  padding: 0;","}",".blocklyCommentTextarea {","  margin: 0;","  padding: 2px;","  border: 0;","  resize: none;","  background-color: #ffc;","}",".blocklyHtmlInput {","  font-family: sans-serif;","  font-size: 11pt;","  border: none;","  outline: none;","  width: 100%","}",".blocklyMutatorBackground {","  fill: #fff;","  stroke-width: 1;","  stroke: #ddd;","}",".blocklyFlyoutBackground {",
-"  fill: #ddd;","  fill-opacity: .8;","}",".blocklyColourBackground {","  fill: #666;","}",".blocklyScrollbarBackground {","  fill: #fff;","  stroke-width: 1;","  stroke: #e4e4e4;","}",".blocklyScrollbarKnob {","  fill: #ccc;","}",".blocklyScrollbarBackground:hover+.blocklyScrollbarKnob,",".blocklyScrollbarKnob:hover {","  fill: #bbb;","}",".blocklyInvalidInput {","  background: #faa;","}",".blocklyAngleCircle {","  stroke: #444;","  stroke-width: 1;","  fill: #ddd;","  fill-opacity: .8;","}",".blocklyAngleMarks {",
-"  stroke: #444;","  stroke-width: 1;","}",".blocklyAngleGauge {","  fill: #f88;","  fill-opacity: .8;  ","}",".blocklyAngleLine {","  stroke: #f00;","  stroke-width: 2;","  stroke-linecap: round;","}",".blocklyContextMenu {","  border-radius: 4px;","}",".blocklyDropdownMenu {","  padding: 0 !important;","}",".goog-option-selected .goog-menuitem-checkbox,",".goog-option-selected .goog-menuitem-icon {","  background: url(<<<PATH>>>/media/sprites.png) no-repeat 0 0 !important;","}",".blocklyToolboxDiv {",
-"  background-color: #ddd;","  display: none;","  overflow-x: visible;","  overflow-y: auto;","  position: absolute;","}",".blocklyTreeRoot {","  padding: 4px 0;","}",".blocklyTreeRoot:focus {","  outline: none;","}",".blocklyTreeRow {","  line-height: 22px;","  height: 22px;","  padding-right: 1em;","  white-space: nowrap;","}",'.blocklyToolboxDiv[dir="RTL"] .blocklyTreeRow {',"  padding-right: 0;","  padding-left: 1em !important;","}",".blocklyTreeRow:hover {","  background-color: #e4e4e4;","}",
-".blocklyTreeIcon {","  height: 16px;","  width: 16px;","  vertical-align: middle;","  background-image: url(<<<PATH>>>/media/tree.png);","}",".blocklyTreeIconClosedLtr {","  background-position: -32px -1px;","}",".blocklyTreeIconClosedRtl {","  background-position: 0px -1px;","}",".blocklyTreeIconOpen {","  background-position: -16px -1px;","}",".blocklyTreeIconNone {","  background-position: -48px -1px;","}",".blocklyTreeSelected>.blocklyTreeIconClosedLtr {","  background-position: -32px -17px;",
-"}",".blocklyTreeSelected>.blocklyTreeIconClosedRtl {","  background-position: 0px -17px;","}",".blocklyTreeSelected>.blocklyTreeIconOpen {","  background-position: -16px -17px;","}",".blocklyTreeSelected>.blocklyTreeIconNone {","  background-position: -48px -17px;","}",".blocklyTreeLabel {","  cursor: default;","  font-family: sans-serif;","  font-size: 16px;","  padding: 0 3px;","  vertical-align: middle;","}",".blocklyTreeSelected  {","  background-color: #57e !important;","}",".blocklyTreeSelected .blocklyTreeLabel {",
-"  color: #fff;","}",".goog-palette {","  outline: none;","  cursor: default;","}",".goog-palette-table {","  border: 1px solid #666;","  border-collapse: collapse;","}",".goog-palette-cell {","  height: 13px;","  width: 15px;","  margin: 0;","  border: 0;","  text-align: center;","  vertical-align: middle;","  border-right: 1px solid #666;","  font-size: 1px;","}",".goog-palette-colorswatch {","  position: relative;","  height: 13px;","  width: 15px;","  border: 1px solid #666;","}",".goog-palette-cell-hover .goog-palette-colorswatch {",
-"  border: 1px solid #FFF;","}",".goog-palette-cell-selected .goog-palette-colorswatch {","  border: 1px solid #000;","  color: #fff;","}",".goog-menu {","  background: #fff;","  border-color: #ccc #666 #666 #ccc;","  border-style: solid;","  border-width: 1px;","  cursor: default;","  font: normal 13px Arial, sans-serif;","  margin: 0;","  outline: none;","  padding: 4px 0;","  position: absolute;","  z-index: 20000;","}",".goog-menuitem {","  color: #000;","  font: normal 13px Arial, sans-serif;",
-"  list-style: none;","  margin: 0;","  padding: 4px 7em 4px 28px;","  white-space: nowrap;","}",".goog-menuitem.goog-menuitem-rtl {","  padding-left: 7em;","  padding-right: 28px;","}",".goog-menu-nocheckbox .goog-menuitem,",".goog-menu-noicon .goog-menuitem {","  padding-left: 12px;","}",".goog-menu-noaccel .goog-menuitem {","  padding-right: 20px;","}",".goog-menuitem-content {","  color: #000;","  font: normal 13px Arial, sans-serif;","}",".goog-menuitem-disabled .goog-menuitem-accel,",".goog-menuitem-disabled .goog-menuitem-content {",
-"  color: #ccc !important;","}",".goog-menuitem-disabled .goog-menuitem-icon {","  opacity: 0.3;","  -moz-opacity: 0.3;","  filter: alpha(opacity=30);","}",".goog-menuitem-highlight,",".goog-menuitem-hover {","  background-color: #d6e9f8;","  border-color: #d6e9f8;","  border-style: dotted;","  border-width: 1px 0;","  padding-bottom: 3px;","  padding-top: 3px;","}",".goog-menuitem-checkbox,",".goog-menuitem-icon {","  background-repeat: no-repeat;","  height: 16px;","  left: 6px;","  position: absolute;",
-"  right: auto;","  vertical-align: middle;","  width: 16px;","}",".goog-menuitem-rtl .goog-menuitem-checkbox,",".goog-menuitem-rtl .goog-menuitem-icon {","  left: auto;","  right: 6px;","}",".goog-option-selected .goog-menuitem-checkbox,",".goog-option-selected .goog-menuitem-icon {","  background: url(//ssl.gstatic.com/editor/editortoolbar.png) no-repeat -512px 0;","}",".goog-menuitem-accel {","  color: #999;","  direction: ltr;","  left: auto;","  padding: 0 6px;","  position: absolute;","  right: 0;",
-"  text-align: right;","}",".goog-menuitem-rtl .goog-menuitem-accel {","  left: 0;","  right: auto;","  text-align: left;","}",".goog-menuitem-mnemonic-hint {","  text-decoration: underline;","}",".goog-menuitem-mnemonic-separator {","  color: #999;","  font-size: 12px;","  padding-left: 4px;","}",".goog-menuseparator {","  border-top: 1px solid #ccc;","  margin: 4px 0;","  padding: 0;","}",""];
-// Copyright 2013 Google Inc.  Apache License 2.0
-Blockly.WidgetDiv={};Blockly.WidgetDiv.DIV=null;Blockly.WidgetDiv.owner_=null;Blockly.WidgetDiv.dispose_=null;Blockly.WidgetDiv.show=function(a,b){Blockly.WidgetDiv.hide();Blockly.WidgetDiv.owner_=a;Blockly.WidgetDiv.dispose_=b;Blockly.WidgetDiv.DIV.style.display="block"};Blockly.WidgetDiv.hide=function(){Blockly.WidgetDiv.owner_&&(Blockly.WidgetDiv.DIV.style.display="none",Blockly.WidgetDiv.dispose_&&Blockly.WidgetDiv.dispose_(),Blockly.WidgetDiv.owner_=null,Blockly.WidgetDiv.dispose_=null,goog.dom.removeChildren(Blockly.WidgetDiv.DIV))};
-Blockly.WidgetDiv.isVisible=function(){return!!Blockly.WidgetDiv.owner_};Blockly.WidgetDiv.hideIfOwner=function(a){Blockly.WidgetDiv.owner_==a&&Blockly.WidgetDiv.hide()};Blockly.WidgetDiv.position=function(a,b,c,d){b<d.y&&(b=d.y);Blockly.RTL?a>c.width+d.x&&(a=c.width+d.x):a<d.x&&(a=d.x);Blockly.WidgetDiv.DIV.style.left=a+"px";Blockly.WidgetDiv.DIV.style.top=b+"px"};
-// Copyright 2011 Google Inc.  Apache License 2.0
-Blockly.inject=function(a,b){if(!goog.dom.contains(document,a))throw"Error: container is not in current document.";b&&goog.mixin(Blockly,Blockly.parseOptions_(b));var c=function(){Blockly.createDom_(a);Blockly.init_()};if(Blockly.enableRealtime){var d=document.getElementById("realtime");d&&(d.style.display="block");Blockly.Realtime.startRealtime(c,a,Blockly.realtimeOptions)}else c()};
+Blockly.Realtime.updateCollabUi_=function(){if(Blockly.Realtime.collabElementId){var a=goog.dom.getElement(Blockly.Realtime.collabElementId);goog.dom.removeChildren(a);for(var b=Blockly.Realtime.document_.getCollaborators(),c=0;c<b.length;c++){var d=b[c],e=goog.dom.createDom("img",{src:d.photoUrl||Blockly.pathToMedia+Blockly.Realtime.ANONYMOUS_URL_,alt:d.displayName,title:d.displayName+(d.isMe?" ("+Blockly.Msg.ME+")":"")});e.style.backgroundColor=d.color;goog.dom.appendChild(a,e)}}};
+Blockly.Realtime.onCollaboratorJoined_=function(a){Blockly.Realtime.updateCollabUi_()};Blockly.Realtime.onCollaboratorLeft_=function(a){Blockly.Realtime.updateCollabUi_()};Blockly.Realtime.doCommand=function(a){a()};Blockly.Realtime.genUid=function(a){var b=Blockly.Realtime.sessionId_+"-"+a;return Blockly.Realtime.blocksMap_.has(b)?Blockly.Realtime.genUid("-"+a):b};Blockly.Flyout=function(){var a=this;this.workspace_=new Blockly.WorkspaceSvg(function(){return a.getMetrics_()},function(b){return a.setMetrics_(b)});this.workspace_.isFlyout=!0;this.eventWrappers_=[];this.height_=this.width_=0;this.buttons_=[];this.listeners_=[]};Blockly.Flyout.prototype.autoClose=!1;Blockly.Flyout.prototype.CORNER_RADIUS=4;
+Blockly.Flyout.prototype.createDom=function(){this.svgGroup_=Blockly.createSvgElement("g",{},null);this.svgBackground_=Blockly.createSvgElement("path",{"class":"blocklyFlyoutBackground"},this.svgGroup_);this.svgGroup_.appendChild(this.workspace_.createDom());return this.svgGroup_};
+Blockly.Flyout.prototype.dispose=function(){this.hide();Blockly.unbindEvent_(this.eventWrappers_);this.eventWrappers_.length=0;this.scrollbar_&&(this.scrollbar_.dispose(),this.scrollbar_=null);this.workspace_=null;this.svgGroup_&&(goog.dom.removeNode(this.svgGroup_),this.svgGroup_=null);this.targetWorkspace_=this.svgBackground_=null};
+Blockly.Flyout.prototype.getMetrics_=function(){if(!this.isVisible())return null;var a=this.height_-2*this.CORNER_RADIUS,b=this.width_;try{var c=this.workspace_.getCanvas().getBBox()}catch(d){c={height:0,y:0}}return{viewHeight:a,viewWidth:b,contentHeight:c.height+c.y,viewTop:-this.workspace_.scrollY,contentTop:0,absoluteTop:this.CORNER_RADIUS,absoluteLeft:0}};
+Blockly.Flyout.prototype.setMetrics_=function(a){var b=this.getMetrics_();b&&(goog.isNumber(a.y)&&(this.workspace_.scrollY=-b.contentHeight*a.y-b.contentTop),this.workspace_.translate(0,this.workspace_.scrollY+b.absoluteTop))};
+Blockly.Flyout.prototype.init=function(a){this.targetWorkspace_=a;this.workspace_.targetWorkspace=a;this.scrollbar_=new Blockly.Scrollbar(this.workspace_,!1,!1);this.hide();this.eventWrappers_.concat(Blockly.bindEvent_(window,goog.events.EventType.RESIZE,this,this.position_));this.position_();this.eventWrappers_.concat(Blockly.bindEvent_(this.svgGroup_,"wheel",this,this.wheel_));this.eventWrappers_.concat(Blockly.bindEvent_(this.svgGroup_,"mousewheel",this,this.wheel_));this.eventWrappers_.concat(Blockly.bindEvent_(this.targetWorkspace_.getCanvas(),
+"blocklyWorkspaceChange",this,this.filterForCapacity_));this.eventWrappers_.concat(Blockly.bindEvent_(this.svgGroup_,"mousedown",this,this.onMouseDown_))};
+Blockly.Flyout.prototype.position_=function(){if(this.isVisible()){var a=this.targetWorkspace_.getMetrics();if(a){var b=this.width_-this.CORNER_RADIUS;Blockly.RTL&&(b*=-1);var c=["M "+(Blockly.RTL?this.width_:0)+",0"];c.push("h",b);c.push("a",this.CORNER_RADIUS,this.CORNER_RADIUS,0,0,Blockly.RTL?0:1,Blockly.RTL?-this.CORNER_RADIUS:this.CORNER_RADIUS,this.CORNER_RADIUS);c.push("v",Math.max(0,a.viewHeight-2*this.CORNER_RADIUS));c.push("a",this.CORNER_RADIUS,this.CORNER_RADIUS,0,0,Blockly.RTL?0:1,Blockly.RTL?
+this.CORNER_RADIUS:-this.CORNER_RADIUS,this.CORNER_RADIUS);c.push("h",-b);c.push("z");this.svgBackground_.setAttribute("d",c.join(" "));b=a.absoluteLeft;Blockly.RTL&&(b+=a.viewWidth,b-=this.width_);this.svgGroup_.setAttribute("transform","translate("+b+","+a.absoluteTop+")");this.height_=a.viewHeight;this.scrollbar_&&this.scrollbar_.resize()}}};Blockly.Flyout.prototype.scrollToTop=function(){this.scrollbar_.set(0)};
+Blockly.Flyout.prototype.wheel_=function(a){var b=a.deltaY||-a.wheelDeltaY;if(b){goog.userAgent.GECKO&&(b*=10);var c=this.getMetrics_(),b=c.viewTop+b,b=Math.min(b,c.contentHeight-c.viewHeight),b=Math.max(b,0);this.scrollbar_.set(b);a.preventDefault()}};Blockly.Flyout.prototype.isVisible=function(){return this.svgGroup_&&"block"==this.svgGroup_.style.display};
+Blockly.Flyout.prototype.hide=function(){if(this.isVisible()){this.svgGroup_.style.display="none";for(var a=0,b;b=this.listeners_[a];a++)Blockly.unbindEvent_(b);this.listeners_.length=0;this.reflowWrapper_&&(Blockly.unbindEvent_(this.reflowWrapper_),this.reflowWrapper_=null)}};
+Blockly.Flyout.prototype.show=function(a){this.hide();for(var b=this.workspace_.getTopBlocks(!1),c=0,d;d=b[c];c++)d.workspace==this.workspace_&&d.dispose(!1,!1);for(var c=0,e;e=this.buttons_[c];c++)goog.dom.removeNode(e);this.buttons_.length=0;var f=this.CORNER_RADIUS;this.svgGroup_.style.display="block";var b=[],g=[];if(a==Blockly.Variables.NAME_TYPE)Blockly.Variables.flyoutCategory(b,g,f,this.workspace_);else if(a==Blockly.Procedures.NAME_TYPE)Blockly.Procedures.flyoutCategory(b,g,f,this.workspace_);
+else for(var h=0;d=a[h];h++)d.tagName&&"BLOCK"==d.tagName.toUpperCase()&&(d=Blockly.Xml.domToBlock(this.workspace_,d),b.push(d),g.push(3*f));a=f;for(h=0;d=b[h];h++){c=d.getDescendants();e=0;for(var k;k=c[e];e++)k.isInFlyout=!0,k.setCommentText(null);d.render();k=d.getSvgRoot();e=d.getHeightWidth();c=Blockly.RTL?0:f+Blockly.BlockSvg.TAB_WIDTH;d.moveBy(c,a);a+=e.height+g[h];e=Blockly.createSvgElement("rect",{"fill-opacity":0},null);this.workspace_.getCanvas().insertBefore(e,d.getSvgRoot());d.flyoutRect_=
+e;this.buttons_[h]=e;this.autoClose?this.listeners_.push(Blockly.bindEvent_(k,"mousedown",null,this.createBlockFunc_(d))):this.listeners_.push(Blockly.bindEvent_(k,"mousedown",null,this.blockMouseDown_(d)));this.listeners_.push(Blockly.bindEvent_(k,"mouseover",d,d.addSelect));this.listeners_.push(Blockly.bindEvent_(k,"mouseout",d,d.removeSelect));this.listeners_.push(Blockly.bindEvent_(e,"mousedown",null,this.createBlockFunc_(d)));this.listeners_.push(Blockly.bindEvent_(e,"mouseover",d,d.addSelect));
+this.listeners_.push(Blockly.bindEvent_(e,"mouseout",d,d.removeSelect))}this.listeners_.push(Blockly.bindEvent_(this.svgBackground_,"mouseover",this,function(a){a=this.workspace_.getTopBlocks(!1);for(var b=0,c;c=a[b];b++)c.removeSelect()}));this.width_=0;this.reflow();this.filterForCapacity_();Blockly.fireUiEventNow(window,"resize");this.reflowWrapper_=Blockly.bindEvent_(this.workspace_.getCanvas(),"blocklyWorkspaceChange",this,this.reflow);this.workspace_.fireChangeEvent()};
+Blockly.Flyout.prototype.reflow=function(){for(var a=0,b=this.CORNER_RADIUS,c=this.workspace_.getTopBlocks(!1),d=0,e;e=c[d];d++){e.getSvgRoot();var f=e.getHeightWidth(),a=Math.max(a,f.width)}a+=b+Blockly.BlockSvg.TAB_WIDTH+b/2+Blockly.Scrollbar.scrollbarThickness;if(this.width_!=a){for(d=0;e=c[d];d++){var f=e.getHeightWidth(),g=e.getRelativeToSurfaceXY();if(Blockly.RTL){var h=a-b-Blockly.BlockSvg.TAB_WIDTH-g.x;e.moveBy(h,0);g.x+=h}e.flyoutRect_&&(e.flyoutRect_.setAttribute("width",f.width),e.flyoutRect_.setAttribute("height",
+f.height),e.flyoutRect_.setAttribute("x",Blockly.RTL?g.x-f.width:g.x),e.flyoutRect_.setAttribute("y",g.y))}this.width_=a;Blockly.fireUiEvent(window,"resize")}};
+Blockly.Flyout.prototype.blockMouseDown_=function(a){var b=this;return function(c){Blockly.terminateDrag_();Blockly.hideChaff();Blockly.isRightButton(c)?a.showContextMenu_(c):(Blockly.removeAllRanges(),Blockly.Css.setCursor(Blockly.Css.Cursor.CLOSED),Blockly.Flyout.startDownEvent_=c,Blockly.Flyout.startBlock_=a,Blockly.Flyout.startFlyout_=b,Blockly.Flyout.onMouseUpWrapper_=Blockly.bindEvent_(document,"mouseup",this,Blockly.terminateDrag_),Blockly.Flyout.onMouseMoveBlockWrapper_=Blockly.bindEvent_(document,
+"mousemove",this,b.onMouseMoveBlock_));c.stopPropagation()}};Blockly.Flyout.prototype.onMouseDown_=function(a){Blockly.isRightButton(a)||(Blockly.hideChaff(!0),Blockly.Flyout.terminateDrag_(),this.startDragMouseY_=a.clientY,Blockly.Flyout.onMouseMoveWrapper_=Blockly.bindEvent_(document,"mousemove",this,this.onMouseMove_),Blockly.Flyout.onMouseUpWrapper_=Blockly.bindEvent_(document,"mouseup",this,Blockly.Flyout.terminateDrag_),a.preventDefault(),a.stopPropagation())};
+Blockly.Flyout.prototype.onMouseMove_=function(a){var b=a.clientY-this.startDragMouseY_;this.startDragMouseY_=a.clientY;a=this.getMetrics_();b=a.viewTop-b;b=Math.min(b,a.contentHeight-a.viewHeight);b=Math.max(b,0);this.scrollbar_.set(b)};
+Blockly.Flyout.prototype.onMouseMoveBlock_=function(a){if("mousemove"==a.type&&1>=a.clientX&&0==a.clientY&&0==a.button)a.stopPropagation();else{Blockly.removeAllRanges();var b=a.clientY-Blockly.Flyout.startDownEvent_.clientY;Math.sqrt(Math.pow(a.clientX-Blockly.Flyout.startDownEvent_.clientX,2)+Math.pow(b,2))>Blockly.DRAG_RADIUS&&Blockly.Flyout.startFlyout_.createBlockFunc_(Blockly.Flyout.startBlock_)(Blockly.Flyout.startDownEvent_)}};
+Blockly.Flyout.prototype.createBlockFunc_=function(a){var b=this;return function(c){if(!Blockly.isRightButton(c)&&!a.disabled){var d=Blockly.Xml.blockToDom_(a),d=Blockly.Xml.domToBlock(b.targetWorkspace_,d),e=a.getSvgRoot();if(!e)throw"originBlock is not rendered.";var e=Blockly.getSvgXY_(e),f=d.getSvgRoot();if(!f)throw"block is not rendered.";f=Blockly.getSvgXY_(f);f.x===e.x?d.moveBy(200,e.y-f.y):d.moveBy(e.x-f.x,e.y-f.y);b.autoClose?b.hide():b.filterForCapacity_();d.onMouseDown_(c)}}};
+Blockly.Flyout.prototype.filterForCapacity_=function(){for(var a=this.targetWorkspace_.remainingCapacity(),b=this.workspace_.getTopBlocks(!1),c=0,d;d=b[c];c++){var e=d.getDescendants().length>a;d.setDisabled(e)}};
+Blockly.Flyout.terminateDrag_=function(){Blockly.Flyout.onMouseUpWrapper_&&(Blockly.unbindEvent_(Blockly.Flyout.onMouseUpWrapper_),Blockly.Flyout.onMouseUpWrapper_=null);Blockly.Flyout.onMouseMoveBlockWrapper_&&(Blockly.unbindEvent_(Blockly.Flyout.onMouseMoveBlockWrapper_),Blockly.Flyout.onMouseMoveBlockWrapper_=null);Blockly.Flyout.onMouseMoveWrapper_&&(Blockly.unbindEvent_(Blockly.Flyout.onMouseMoveWrapper_),Blockly.Flyout.onMouseMoveWrapper_=null);Blockly.Flyout.onMouseUpWrapper_&&(Blockly.unbindEvent_(Blockly.Flyout.onMouseUpWrapper_),
+Blockly.Flyout.onMouseUpWrapper_=null);Blockly.Flyout.startDownEvent_=null;Blockly.Flyout.startBlock_=null;Blockly.Flyout.startFlyout_=null};Blockly.Flyout.prototype.getRect=function(){var a=Blockly.getSvgXY_(this.svgGroup_).x;Blockly.RTL||(a-=1E7);return new goog.math.Rect(a,-1E7,1E7+this.width_,this.height_+2E7)};Blockly.Toolbox=function(a,b){this.HtmlDiv=goog.dom.createDom("div","blocklyToolboxDiv");this.HtmlDiv.setAttribute("dir",Blockly.RTL?"RTL":"LTR");b.appendChild(this.HtmlDiv);this.flyout_=new Blockly.Flyout;a.appendChild(this.flyout_.createDom());Blockly.bindEvent_(this.HtmlDiv,"mousedown",this,function(a){Blockly.isRightButton(a)||a.target==this.HtmlDiv?Blockly.hideChaff(!1):Blockly.hideChaff(!0)})};Blockly.Toolbox.prototype.width=0;Blockly.Toolbox.prototype.selectedOption_=null;
+Blockly.Toolbox.prototype.lastCategory_=null;Blockly.Toolbox.prototype.CONFIG_={indentWidth:10,cssRoot:"blocklyTreeRoot",cssHideRoot:"blocklyHidden",cssItem:"",cssTreeRow:"blocklyTreeRow",cssItemLabel:"blocklyTreeLabel",cssTreeIcon:"blocklyTreeIcon",cssExpandedFolderIcon:"blocklyTreeIconOpen",cssFileIcon:"blocklyTreeIconNone",cssSelectedRow:"blocklyTreeSelected"};
+Blockly.Toolbox.prototype.init=function(a){this.CONFIG_.cleardotPath=Blockly.pathToMedia+"1x1.gif";this.CONFIG_.cssCollapsedFolderIcon="blocklyTreeIconClosed"+(Blockly.RTL?"Rtl":"Ltr");var b=new Blockly.Toolbox.TreeControl(this,this.CONFIG_);this.tree_=b;b.setShowRootNode(!1);b.setShowLines(!1);b.setShowExpandIcons(!1);b.setSelectedItem(null);this.HtmlDiv.style.display="block";this.flyout_.init(a);this.populate_();b.render(this.HtmlDiv);var c=this;goog.events.listen(window,goog.events.EventType.RESIZE,
+function(){c.position_()});this.position_()};Blockly.Toolbox.prototype.position_=function(){var a=this.HtmlDiv,b=goog.style.getBorderBox(Blockly.svg),c=Blockly.svgSize();Blockly.RTL?(b=Blockly.convertCoordinates(0,0,!1),a.style.left=b.x+c.width-a.offsetWidth+"px"):a.style.marginLeft=b.left;a.style.height=c.height+"px";this.width=a.offsetWidth;Blockly.RTL||--this.width};
+Blockly.Toolbox.prototype.populate_=function(){function a(c,d){for(var e=0,f;f=c.childNodes[e];e++)if(f.tagName){var g=f.tagName.toUpperCase();if("CATEGORY"==g){g=f.getAttribute("name").toLowerCase();"loops"===g||"movement"===g||"math"===g||"conditionals"===g||"procedures"===g||"sensors"===g||"variables"===g?(g='<img id="'+g+'Icon" src="'+Blockly.pathToMedia+g+'.png" title="'+f.getAttribute("name")+'" style="width:30px;height:30px;" >',g=b.createNode(g)):g=b.createNode(f.getAttribute("name"));g.blocks=
+[];d.add(g);var h=f.getAttribute("custom");h?g.blocks=h:a(f,g)}else"HR"==g?console.warn("The <hr> separator tag in the toolbox XML needs to be changed to <sep></sep> (due to a bug in IE)."):"SEP"==g?d.add(new Blockly.Toolbox.TreeSeparator):"BLOCK"==g&&d.blocks.push(f)}}var b=this.tree_;b.removeChildren();b.blocks=[];a(Blockly.languageTree,this.tree_);if(b.blocks.length)throw"Toolbox cannot have both blocks and categories in the root level.";Blockly.fireUiEvent(window,"resize")};
+Blockly.Toolbox.prototype.clearSelection=function(){this.tree_.setSelectedItem(null)};Blockly.Toolbox.prototype.getRect=function(){var a=Blockly.RTL?Blockly.svgSize().width-this.width:-1E7;return new goog.math.Rect(a,-1E7,1E7+this.width,2E7)};Blockly.Toolbox.TreeControl=function(a,b){this.toolbox_=a;goog.ui.tree.TreeControl.call(this,goog.html.SafeHtml.EMPTY,b)};goog.inherits(Blockly.Toolbox.TreeControl,goog.ui.tree.TreeControl);
+Blockly.Toolbox.TreeControl.prototype.enterDocument=function(){Blockly.Toolbox.TreeControl.superClass_.enterDocument.call(this);if(goog.events.BrowserFeature.TOUCH_ENABLED){var a=this.getElement();Blockly.bindEvent_(a,goog.events.EventType.TOUCHSTART,this,this.handleTouchEvent_)}};Blockly.Toolbox.TreeControl.prototype.handleTouchEvent_=function(a){a.preventDefault();var b=this.getNodeFromEvent_(a);b&&a.type===goog.events.EventType.TOUCHSTART&&setTimeout(function(){b.onMouseDown(a)},1)};
+Blockly.Toolbox.TreeControl.prototype.createNode=function(a){return new Blockly.Toolbox.TreeNode(this.toolbox_,a?a:goog.html.SafeHtml.EMPTY,this.getConfig(),this.getDomHelper())};
+Blockly.Toolbox.TreeControl.prototype.setSelectedItem=function(a){Blockly.removeAllRanges();if(this.selectedItem_!=a){goog.ui.tree.TreeControl.prototype.setSelectedItem.call(this,a);var b=this.toolbox_;a&&a.blocks&&a.blocks.length?(b.flyout_.show(a.blocks),b.lastCategory_!=a.blocks&&(b.flyout_.scrollToTop(),b.lastCategory_=a.blocks)):b.flyout_.hide()}};
+Blockly.Toolbox.TreeNode=function(a,b,c,d){goog.ui.tree.TreeNode.call(this,b,c,d);a&&(b=function(){Blockly.fireUiEvent(window,"resize")},goog.events.listen(a.tree_,goog.ui.tree.BaseNode.EventType.EXPAND,b),goog.events.listen(a.tree_,goog.ui.tree.BaseNode.EventType.COLLAPSE,b))};goog.inherits(Blockly.Toolbox.TreeNode,goog.ui.tree.TreeNode);Blockly.Toolbox.TreeNode.prototype.getExpandIconSafeHtml=function(){return goog.html.SafeHtml.create("span")};
+Blockly.Toolbox.TreeNode.prototype.onMouseDown=function(a){this.hasChildren()&&this.isUserCollapsible_?(this.toggle(),this.select()):this.isSelected()?this.getTree().setSelectedItem(null):this.select();this.updateRow()};Blockly.Toolbox.TreeNode.prototype.onDoubleClick_=function(a){};Blockly.Toolbox.TreeSeparator=function(){Blockly.Toolbox.TreeNode.call(this,null,"",Blockly.Toolbox.TreeSeparator.CONFIG_)};goog.inherits(Blockly.Toolbox.TreeSeparator,Blockly.Toolbox.TreeNode);
+Blockly.Toolbox.TreeSeparator.CONFIG_={cssTreeRow:"blocklyTreeSeparator"};Blockly.Css={};Blockly.Css.Cursor={OPEN:"handopen",CLOSED:"handclosed",DELETE:"handdelete"};Blockly.Css.currentCursor_="";Blockly.Css.styleSheet_=null;Blockly.Css.mediaPath_="";Blockly.Css.inject=function(){var a=".blocklyDraggable {}\n";Blockly.hasCss&&(a+=Blockly.Css.CONTENT.join("\n"));Blockly.Css.mediaPath_=Blockly.pathToMedia.replace(/[\\\/]$/,"");a=a.replace(/<<<PATH>>>/g,Blockly.Css.mediaPath_);Blockly.Css.styleSheet_=goog.cssom.addCssText(a).sheet;Blockly.Css.setCursor(Blockly.Css.Cursor.OPEN)};
+Blockly.Css.setCursor=function(a){if(!Blockly.readOnly&&Blockly.Css.currentCursor_!=a){Blockly.Css.currentCursor_=a;var b="url("+Blockly.Css.mediaPath_+"/"+a+".cur) "+(a==Blockly.Css.Cursor.OPEN?"8 5":"7 3")+", auto";goog.cssom.replaceCssRule("",".blocklyDraggable {\n  cursor: "+b+";\n}\n",Blockly.Css.styleSheet_,0);for(var c=document.getElementsByClassName("blocklyToolboxDiv"),d=0,e;e=c[d];d++)e.style.cursor=a==Blockly.Css.Cursor.OPEN?"":b;Blockly.svg&&(Blockly.svg.style.cursor=a==Blockly.Css.Cursor.OPEN?
+"":b)}};
+Blockly.Css.CONTENT=[".blocklySvg {","  background-color: #fff;","  overflow: hidden;","}",".blocklyWidgetDiv {","  display: none;","  position: absolute;","  z-index: 999;","}",".blocklyResizeSE {","  cursor: se-resize;","  fill: #aaa;","}",".blocklyResizeSW {","  cursor: sw-resize;","  fill: #aaa;","}",".blocklyResizeLine {","  stroke: #888;","  stroke-width: 1;","}",".blocklyHighlightedConnectionPath {","  fill: none;","  stroke: #fc3;","  stroke-width: 4px;","}",".blocklyPathLight {","  fill: none;",
+"  stroke-linecap: round;","  stroke-width: 2;","}",".blocklySelected>.blocklyPath {","  stroke: #fc3;","  stroke-width: 4px;","}",".blocklySelectedRun>.blocklyPath {","  stroke: #af3;","  stroke-width: 4px;","}",".blocklySelectedStop>.blocklyPath {","  stroke: #f63;","  stroke-width: 4px;","}",".blocklySelected>.blocklyPathLight {","  display: none;","}",".blocklyDragging>.blocklyPath,",".blocklyDragging>.blocklyPathLight {","  fill-opacity: .8;","  stroke-opacity: .8;","}",".blocklyDragging>.blocklyPathDark {",
+"  display: none;","}",".blocklyDisabled>.blocklyPath {","  fill-opacity: .5;","  stroke-opacity: .5;","}",".blocklySpecialNotDraggable>.blocklyPath {","  fill-opacity: .7;","  stroke-opacity: .7;","}",".blocklyDisabled>.blocklyPathLight,",".blocklyDisabled>.blocklyPathDark {","  display: none;","}",".blocklyText {","  cursor: default;","  fill: #fff;","  font-family: sans-serif;","  font-size: 11pt;","}",".blocklyNonEditableText>text {","  pointer-events: none;","}",".blocklyNonEditableText>rect,",
+".blocklyEditableText>rect {","  fill: #fff;","  fill-opacity: .6;","}",".blocklyNonEditableText>text,",".blocklyEditableText>text {","  fill: #000;","}",".blocklyEditableText:hover>rect {","  stroke: #fff;","  stroke-width: 2;","}",".blocklyBubbleText {","  fill: #000;","}",".blocklySvg text {","  user-select: none;","  -moz-user-select: none;","  -webkit-user-select: none;","  cursor: inherit;","}",".blocklyHidden {","  display: none;","}",".blocklyFieldDropdown:not(.blocklyHidden) {","  display: block;",
+"}",".blocklyTooltipBackground {","  fill: #ffffc7;","  stroke: #d8d8d8;","  stroke-width: 1px;","}",".blocklyTooltipShadow,",".blocklyDropdownMenuShadow {","  fill: #bbb;","  filter: url(#blocklyShadowFilter);","}",".blocklyTooltipText {","  fill: #000;","  font-family: sans-serif;","  font-size: 9pt;","}",".blocklyIconShield {","  cursor: default;","  fill: #00c;","  stroke: #ccc;","  stroke-width: 1px;","}",".blocklyIconGroup:not(:hover),",".blocklyIconGroupReadonly {","  opacity: .6;","}",".blocklyIconMark {",
+"  cursor: default !important;","  fill: #ccc;","  font-family: sans-serif;","  font-size: 9pt;","  font-weight: bold;","  text-anchor: middle;","}",".blocklyWarningBody {","}",".blocklyMinimalBody {","  margin: 0;","  padding: 0;","}",".blocklyCommentTextarea {","  background-color: #ffc;","  border: 0;","  margin: 0;","  padding: 2px;","  resize: none;","}",".blocklyHtmlInput {","  border: none;","  font-family: sans-serif;","  font-size: 11pt;","  outline: none;","  width: 100%","}",".blocklyMainBackground {",
+"  fill: url(#blocklyGridPattern);","  stroke-width: 1;","  stroke: #c6c6c6;","}",".blocklyMutatorBackground {","  fill: #fff;","  stroke: #ddd;","  stroke-width: 1;","}",".blocklyFlyoutBackground {","  fill: #ddd;","  fill-opacity: .8;","}",".blocklyColourBackground {","  fill: #666;","}",".blocklyScrollbarBackground {","  fill: #fff;","  stroke: #e4e4e4;","  stroke-width: 1;","}",".blocklyScrollbarKnob {","  fill: #ccc;","}",".blocklyScrollbarBackground:hover+.blocklyScrollbarKnob,",".blocklyScrollbarKnob:hover {",
+"  fill: #bbb;","}",".blocklyInvalidInput {","  background: #faa;","}",".blocklyAngleCircle {","  stroke: #444;","  stroke-width: 1;","  fill: #ddd;","  fill-opacity: .8;","}",".blocklyAngleMarks {","  stroke: #444;","  stroke-width: 1;","}",".blocklyAngleGauge {","  fill: #f88;","  fill-opacity: .8;  ","}",".blocklyAngleLine {","  stroke: #f00;","  stroke-width: 2;","  stroke-linecap: round;","}",".blocklyContextMenu {","  border-radius: 4px;","}",".blocklyDropdownMenu {","  padding: 0 !important;",
+"}",".blocklyWidgetDiv .goog-option-selected .goog-menuitem-checkbox,",".blocklyWidgetDiv .goog-option-selected .goog-menuitem-icon {","  background: url(<<<PATH>>>/sprites.png) no-repeat -48px -16px !important;","}",".blocklyToolboxDiv {","  background-color: #ddd;","  display: none;","  overflow-x: visible;","  overflow-y: auto;","  position: absolute;","}",".blocklyTreeRoot {","  padding: 2px 0;","}",".blocklyTreeRoot:focus {","  outline: none;","}",".blocklyTreeRow {","  line-height: 30px;","  height: 30px;",
+"  vertical-align: middle;","  padding-right: 1em;","  white-space: nowrap;","}",'.blocklyToolboxDiv[dir="RTL"] .blocklyTreeRow {',"  padding-right: 0;","  padding-left: 1em !important;","}",".blocklyTreeRow:hover {","  background-color: #ddffbb;","}",".blocklyTreeSeparator {","  border-bottom: solid #e5e5e5 1px;","  height: 0px;","  margin: 5px 0;","}",".blocklyTreeIcon {","  background-image: url(<<<PATH>>>/sprites.png);","  height: 16px;","  vertical-align: middle;","  width: 16px;","}",".blocklyTreeIconClosedLtr {",
+"  background-position: -32px -1px;","}",".blocklyTreeIconClosedRtl {","  background-position: 0px -1px;","}",".blocklyTreeIconOpen {","  background-position: -16px -1px;","}",".blocklyTreeSelected>.blocklyTreeIconClosedLtr {","  background-position: -32px -17px;","}",".blocklyTreeSelected>.blocklyTreeIconClosedRtl {","  background-position: 0px -17px;","}",".blocklyTreeSelected>.blocklyTreeIconOpen {","  background-position: -16px -17px;","}",".blocklyTreeIconNone,",".blocklyTreeSelected>.blocklyTreeIconNone {",
+"  background-position: -48px -1px;","}",".blocklyTreeLabel {","  cursor: default;","  font-family: sans-serif;","  font-size: 14px;","  padding: 0 3px;","  vertical-align: middle;","}",".blocklyTreeSelected  {","  background-color: #0ff !important;","}",".blocklyTreeSelected .blocklyTreeLabel {","  color: #fff;","}",".blocklyWidgetDiv .goog-palette {","  outline: none;","  cursor: default;","}",".blocklyWidgetDiv .goog-palette-table {","  border: 1px solid #666;","  border-collapse: collapse;","}",
+".blocklyWidgetDiv .goog-palette-cell {","  height: 13px;","  width: 15px;","  margin: 0;","  border: 0;","  text-align: center;","  vertical-align: middle;","  border-right: 1px solid #666;","  font-size: 1px;","}",".blocklyWidgetDiv .goog-palette-colorswatch {","  position: relative;","  height: 13px;","  width: 15px;","  border: 1px solid #666;","}",".blocklyWidgetDiv .goog-palette-cell-hover .goog-palette-colorswatch {","  border: 1px solid #FFF;","}",".blocklyWidgetDiv .goog-palette-cell-selected .goog-palette-colorswatch {",
+"  border: 1px solid #000;","  color: #fff;","}",".blocklyWidgetDiv .goog-date-picker,",".blocklyWidgetDiv .goog-date-picker th,",".blocklyWidgetDiv .goog-date-picker td {","  font: 13px Arial, sans-serif;","}",".blocklyWidgetDiv .goog-date-picker {","  -moz-user-focus: normal;","  -moz-user-select: none;","  position: relative;","  border: 1px solid #000;","  float: left;","  padding: 2px;","  color: #000;","  background: #c3d9ff;","  cursor: default;","}",".blocklyWidgetDiv .goog-date-picker th {",
+"  text-align: center;","}",".blocklyWidgetDiv .goog-date-picker td {","  text-align: center;","  vertical-align: middle;","  padding: 1px 3px;","}",".blocklyWidgetDiv .goog-date-picker-menu {","  position: absolute;","  background: threedface;","  border: 1px solid gray;","  -moz-user-focus: normal;","  z-index: 1;","  outline: none;","}",".blocklyWidgetDiv .goog-date-picker-menu ul {","  list-style: none;","  margin: 0px;","  padding: 0px;","}",".blocklyWidgetDiv .goog-date-picker-menu ul li {",
+"  cursor: default;","}",".blocklyWidgetDiv .goog-date-picker-menu-selected {","  background: #ccf;","}",".blocklyWidgetDiv .goog-date-picker th {","  font-size: .9em;","}",".blocklyWidgetDiv .goog-date-picker td div {","  float: left;","}",".blocklyWidgetDiv .goog-date-picker button {","  padding: 0px;","  margin: 1px 0;","  border: 0;","  color: #20c;","  font-weight: bold;","  background: transparent;","}",".blocklyWidgetDiv .goog-date-picker-date {","  background: #fff;","}",".blocklyWidgetDiv .goog-date-picker-week,",
+".blocklyWidgetDiv .goog-date-picker-wday {","  padding: 1px 3px;","  border: 0;","  border-color: #a2bbdd;","  border-style: solid;","}",".blocklyWidgetDiv .goog-date-picker-week {","  border-right-width: 1px;","}",".blocklyWidgetDiv .goog-date-picker-wday {","  border-bottom-width: 1px;","}",".blocklyWidgetDiv .goog-date-picker-head td {","  text-align: center;","}",".blocklyWidgetDiv td.goog-date-picker-today-cont {","  text-align: center;","}",".blocklyWidgetDiv td.goog-date-picker-none-cont {",
+"  text-align: center;","}",".blocklyWidgetDiv .goog-date-picker-month {","  min-width: 11ex;","  white-space: nowrap;","}",".blocklyWidgetDiv .goog-date-picker-year {","  min-width: 6ex;","  white-space: nowrap;","}",".blocklyWidgetDiv .goog-date-picker-monthyear {","  white-space: nowrap;","}",".blocklyWidgetDiv .goog-date-picker table {","  border-collapse: collapse;","}",".blocklyWidgetDiv .goog-date-picker-other-month {","  color: #888;","}",".blocklyWidgetDiv .goog-date-picker-wkend-start,",
+".blocklyWidgetDiv .goog-date-picker-wkend-end {","  background: #eee;","}",".blocklyWidgetDiv td.goog-date-picker-selected {","  background: #c3d9ff;","}",".blocklyWidgetDiv .goog-date-picker-today {","  background: #9ab;","  font-weight: bold !important;","  border-color: #246 #9bd #9bd #246;","  color: #fff;","}",".blocklyWidgetDiv .goog-menu {","  background: #fff;","  border-color: #ccc #666 #666 #ccc;","  border-style: solid;","  border-width: 1px;","  cursor: default;","  font: normal 13px Arial, sans-serif;",
+"  margin: 0;","  outline: none;","  padding: 4px 0;","  position: absolute;","  z-index: 20000;","}",".blocklyWidgetDiv .goog-menuitem {","  color: #000;","  font: normal 13px Arial, sans-serif;","  list-style: none;","  margin: 0;","  padding: 4px 7em 4px 28px;","  white-space: nowrap;","}",".blocklyWidgetDiv .goog-menuitem.goog-menuitem-rtl {","  padding-left: 7em;","  padding-right: 28px;","}",".blocklyWidgetDiv .goog-menu-nocheckbox .goog-menuitem,",".blocklyWidgetDiv .goog-menu-noicon .goog-menuitem {",
+"  padding-left: 12px;","}",".blocklyWidgetDiv .goog-menu-noaccel .goog-menuitem {","  padding-right: 20px;","}",".blocklyWidgetDiv .goog-menuitem-content {","  color: #000;","  font: normal 13px Arial, sans-serif;","}",".blocklyWidgetDiv .goog-menuitem-disabled .goog-menuitem-accel,",".blocklyWidgetDiv .goog-menuitem-disabled .goog-menuitem-content {","  color: #ccc !important;","}",".blocklyWidgetDiv .goog-menuitem-disabled .goog-menuitem-icon {","  opacity: 0.3;","  -moz-opacity: 0.3;","  filter: alpha(opacity=30);",
+"}",".blocklyWidgetDiv .goog-menuitem-highlight,",".blocklyWidgetDiv .goog-menuitem-hover {","  background-color: #d6e9f8;","  border-color: #d6e9f8;","  border-style: dotted;","  border-width: 1px 0;","  padding-bottom: 3px;","  padding-top: 3px;","}",".blocklyWidgetDiv .goog-menuitem-checkbox,",".blocklyWidgetDiv .goog-menuitem-icon {","  background-repeat: no-repeat;","  height: 16px;","  left: 6px;","  position: absolute;","  right: auto;","  vertical-align: middle;","  width: 16px;","}",".blocklyWidgetDiv .goog-menuitem-rtl .goog-menuitem-checkbox,",
+".blocklyWidgetDiv .goog-menuitem-rtl .goog-menuitem-icon {","  left: auto;","  right: 6px;","}",".blocklyWidgetDiv .goog-option-selected .goog-menuitem-checkbox,",".blocklyWidgetDiv .goog-option-selected .goog-menuitem-icon {","  background: url(//ssl.gstatic.com/editor/editortoolbar.png) no-repeat -512px 0;","}",".blocklyWidgetDiv .goog-menuitem-accel {","  color: #999;","  direction: ltr;","  left: auto;","  padding: 0 6px;","  position: absolute;","  right: 0;","  text-align: right;","}",".blocklyWidgetDiv .goog-menuitem-rtl .goog-menuitem-accel {",
+"  left: 0;","  right: auto;","  text-align: left;","}",".blocklyWidgetDiv .goog-menuitem-mnemonic-hint {","  text-decoration: underline;","}",".blocklyWidgetDiv .goog-menuitem-mnemonic-separator {","  color: #999;","  font-size: 12px;","  padding-left: 4px;","}",".blocklyWidgetDiv .goog-menuseparator {","  border-top: 1px solid #ccc;","  margin: 4px 0;","  padding: 0;","}",""];Blockly.WidgetDiv={};Blockly.WidgetDiv.DIV=null;Blockly.WidgetDiv.owner_=null;Blockly.WidgetDiv.dispose_=null;Blockly.WidgetDiv.show=function(a,b){Blockly.WidgetDiv.hide();Blockly.WidgetDiv.owner_=a;Blockly.WidgetDiv.dispose_=b;Blockly.WidgetDiv.DIV.style.display="block"};Blockly.WidgetDiv.hide=function(){Blockly.WidgetDiv.owner_&&(Blockly.WidgetDiv.DIV.style.display="none",Blockly.WidgetDiv.dispose_&&Blockly.WidgetDiv.dispose_(),Blockly.WidgetDiv.owner_=null,Blockly.WidgetDiv.dispose_=null,goog.dom.removeChildren(Blockly.WidgetDiv.DIV))};
+Blockly.WidgetDiv.isVisible=function(){return!!Blockly.WidgetDiv.owner_};Blockly.WidgetDiv.hideIfOwner=function(a){Blockly.WidgetDiv.owner_==a&&Blockly.WidgetDiv.hide()};Blockly.WidgetDiv.position=function(a,b,c,d){b<d.y&&(b=d.y);Blockly.RTL?a>c.width+d.x&&(a=c.width+d.x):a<d.x&&(a=d.x);Blockly.WidgetDiv.DIV.style.left=a+"px";Blockly.WidgetDiv.DIV.style.top=b+"px"};Blockly.inject=function(a,b){if(!goog.dom.contains(document,a))throw"Error: container is not in current document.";b&&Blockly.parseOptions_(b);var c=function(){Blockly.createDom_(a);Blockly.init_()};if(Blockly.enableRealtime){var d=document.getElementById("realtime");d&&(d.style.display="block");Blockly.Realtime.startRealtime(c,a,Blockly.realtimeOptions)}else c()};
 Blockly.parseToolboxTree_=function(a){a?("string"!=typeof a&&"undefined"==typeof XSLTProcessor&&(a=a.outerHTML),"string"==typeof a&&(a=Blockly.Xml.textToDom(a))):a=null;return a};
-Blockly.parseOptions_=function(a){var b=!!a.readOnly;if(b)var c=!1,d=!1,e=!1,f=null;else f=Blockly.parseToolboxTree_(a.toolbox),c=Boolean(f&&f.getElementsByTagName("category").length),d=a.trashcan,void 0===d&&(d=c),e=a.collapse,void 0===e&&(e=c);if(f&&!c)var g=!1;else g=a.scrollbars,void 0===g&&(g=!0);var h=!!a.realtime;return{RTL:!!a.rtl,collapse:e,readOnly:b,maxBlocks:a.maxBlocks||Infinity,pathToBlockly:a.path||"./",hasCategories:c,hasScrollbars:g,hasTrashcan:d,languageTree:f,enableRealtime:h,realtimeOptions:h?
-a.realtimeOptions:void 0}};
-Blockly.createDom_=function(a){a.setAttribute("dir","LTR");goog.ui.Component.setDefaultRightToLeft(Blockly.RTL);Blockly.Css.inject();var b=Blockly.createSvgElement("svg",{xmlns:"http://www.w3.org/2000/svg","xmlns:html":"http://www.w3.org/1999/xhtml","xmlns:xlink":"http://www.w3.org/1999/xlink",version:"1.1","class":"blocklySvg"},null),c=Blockly.createSvgElement("defs",{},b),d,e;d=Blockly.createSvgElement("filter",{id:"blocklyEmboss"},c);Blockly.createSvgElement("feGaussianBlur",{"in":"SourceAlpha",
-stdDeviation:1,result:"blur"},d);e=Blockly.createSvgElement("feSpecularLighting",{"in":"blur",surfaceScale:1,specularConstant:0.5,specularExponent:10,"lighting-color":"white",result:"specOut"},d);Blockly.createSvgElement("fePointLight",{x:-5E3,y:-1E4,z:2E4},e);Blockly.createSvgElement("feComposite",{"in":"specOut",in2:"SourceAlpha",operator:"in",result:"specOut"},d);Blockly.createSvgElement("feComposite",{"in":"SourceGraphic",in2:"specOut",operator:"arithmetic",k1:0,k2:1,k3:1,k4:0},d);d=Blockly.createSvgElement("filter",
-{id:"blocklyTrashcanShadowFilter"},c);Blockly.createSvgElement("feGaussianBlur",{"in":"SourceAlpha",stdDeviation:2,result:"blur"},d);Blockly.createSvgElement("feOffset",{"in":"blur",dx:1,dy:1,result:"offsetBlur"},d);d=Blockly.createSvgElement("feMerge",{},d);Blockly.createSvgElement("feMergeNode",{"in":"offsetBlur"},d);Blockly.createSvgElement("feMergeNode",{"in":"SourceGraphic"},d);d=Blockly.createSvgElement("filter",{id:"blocklyShadowFilter"},c);Blockly.createSvgElement("feGaussianBlur",{stdDeviation:2},
-d);c=Blockly.createSvgElement("pattern",{id:"blocklyDisabledPattern",patternUnits:"userSpaceOnUse",width:10,height:10},c);Blockly.createSvgElement("rect",{width:10,height:10,fill:"#aaa"},c);Blockly.createSvgElement("path",{d:"M 0 0 L 10 10 M 10 0 L 0 10",stroke:"#cc0"},c);Blockly.mainWorkspace=new Blockly.Workspace(Blockly.getMainWorkspaceMetrics_,Blockly.setMainWorkspaceMetrics_);b.appendChild(Blockly.mainWorkspace.createDom());Blockly.mainWorkspace.maxBlocks=Blockly.maxBlocks;Blockly.readOnly||
-(Blockly.hasCategories?Blockly.Toolbox.createDom(b,a):(Blockly.mainWorkspace.flyout_=new Blockly.Flyout,c=Blockly.mainWorkspace.flyout_,d=c.createDom(),c.init(Blockly.mainWorkspace,!0),c.autoClose=!1,goog.dom.insertSiblingBefore(d,Blockly.mainWorkspace.svgGroup_),Blockly.addChangeListener(function(){if(0==Blockly.Block.dragMode_){var a=Blockly.mainWorkspace.getMetrics();if(0>a.contentTop||a.contentTop+a.contentHeight>a.viewHeight+a.viewTop||a.contentLeft<(Blockly.RTL?a.viewLeft:0)||a.contentLeft+
-a.contentWidth>(Blockly.RTL?a.viewWidth:a.viewWidth+a.viewLeft))for(var b=Blockly.mainWorkspace.getTopBlocks(!1),c=0,d;d=b[c];c++){var e=d.getRelativeToSurfaceXY(),p=d.getHeightWidth(),m=a.viewTop+25-p.height-e.y;0<m&&d.moveBy(0,m);m=a.viewTop+a.viewHeight-25-e.y;0>m&&d.moveBy(0,m);m=25+a.viewLeft-e.x-(Blockly.RTL?0:p.width);0<m&&d.moveBy(m,0);m=a.viewLeft+a.viewWidth-25-e.x+(Blockly.RTL?p.width:0);0>m&&d.moveBy(m,0);d.isDeletable()&&50<(Blockly.RTL?e.x-a.viewWidth:-e.x)&&d.dispose(!1,!0)}}})));b.appendChild(Blockly.Tooltip.createDom());
-a.appendChild(b);Blockly.svg=b;Blockly.svgResize();Blockly.WidgetDiv.DIV=goog.dom.createDom("div","blocklyWidgetDiv");Blockly.WidgetDiv.DIV.style.direction=Blockly.RTL?"rtl":"ltr";document.body.appendChild(Blockly.WidgetDiv.DIV)};
-Blockly.init_=function(){var a=[],b=function(){for(;a.length;)Blockly.unbindEvent_(a.pop());Blockly.preloadAudio_()};a.push(Blockly.bindEvent_(document,"mousemove",null,b));a.push(Blockly.bindEvent_(document,"touchstart",null,b));Blockly.bindEvent_(Blockly.svg,"mousedown",null,Blockly.onMouseDown_);Blockly.bindEvent_(Blockly.svg,"mousemove",null,Blockly.onMouseMove_);Blockly.bindEvent_(Blockly.svg,"contextmenu",null,Blockly.onContextMenu_);Blockly.bindEvent_(Blockly.WidgetDiv.DIV,"contextmenu",null,
-Blockly.onContextMenu_);Blockly.documentEventsBound_||(Blockly.bindEvent_(window,"resize",document,Blockly.svgResize),Blockly.bindEvent_(document,"keydown",null,Blockly.onKeyDown_),document.addEventListener("mouseup",Blockly.onMouseUp_,!1),goog.userAgent.IPAD&&Blockly.bindEvent_(window,"orientationchange",document,function(){Blockly.fireUiEvent(window,"resize")}),Blockly.documentEventsBound_=!0);Blockly.languageTree&&(Blockly.hasCategories?Blockly.Toolbox.init():(Blockly.mainWorkspace.flyout_.init(Blockly.mainWorkspace,
-!0),Blockly.mainWorkspace.flyout_.show(Blockly.languageTree.childNodes),Blockly.mainWorkspace.scrollX=Blockly.mainWorkspace.flyout_.width_,Blockly.RTL&&(Blockly.mainWorkspace.scrollX*=-1),b="translate("+Blockly.mainWorkspace.scrollX+", 0)",Blockly.mainWorkspace.getCanvas().setAttribute("transform",b),Blockly.mainWorkspace.getBubbleCanvas().setAttribute("transform",b)));Blockly.hasScrollbars&&(Blockly.mainWorkspace.scrollbar=new Blockly.ScrollbarPair(Blockly.mainWorkspace),Blockly.mainWorkspace.scrollbar.resize());
-Blockly.mainWorkspace.addTrashcan();Blockly.loadAudio_(["media/click.mp3","media/click.wav","media/click.ogg"],"click");Blockly.loadAudio_(["media/delete.mp3","media/delete.ogg","media/delete.wav"],"delete")};
-Blockly.updateToolbox=function(a){if(a=Blockly.parseToolboxTree_(a)){if(!Blockly.languageTree)throw"Existing toolbox is null.  Can't create new toolbox.";if(a.getElementsByTagName("category").length){if(!Blockly.hasCategories)throw"Existing toolbox has no categories.  Can't change mode.";Blockly.languageTree=a;Blockly.Toolbox.populate_()}else{if(Blockly.hasCategories)throw"Existing toolbox has categories.  Can't change mode.";Blockly.languageTree=a;Blockly.mainWorkspace.flyout_.show(Blockly.languageTree.childNodes)}}else if(Blockly.languageTree)throw"Can't nullify an existing toolbox.";
-};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.utils={};Blockly.addClass_=function(a,b){var c=a.getAttribute("class")||"";-1==(" "+c+" ").indexOf(" "+b+" ")&&(c&&(c+=" "),a.setAttribute("class",c+b))};Blockly.removeClass_=function(a,b){var c=a.getAttribute("class");if(-1!=(" "+c+" ").indexOf(" "+b+" ")){for(var c=c.split(/\s+/),d=0;d<c.length;d++)c[d]&&c[d]!=b||(c.splice(d,1),d--);c.length?a.setAttribute("class",c.join(" ")):a.removeAttribute("class")}};
-Blockly.bindEvent_=function(a,b,c,d){var e=function(a){d.apply(c,arguments)};a.addEventListener(b,e,!1);var f=[[a,b,e]];b in Blockly.bindEvent_.TOUCH_MAP&&(e=function(a){if(1==a.changedTouches.length){var b=a.changedTouches[0];a.clientX=b.clientX;a.clientY=b.clientY}d.apply(c,arguments);a.preventDefault()},a.addEventListener(Blockly.bindEvent_.TOUCH_MAP[b],e,!1),f.push([a,Blockly.bindEvent_.TOUCH_MAP[b],e]));return f};Blockly.bindEvent_.TOUCH_MAP={};
-"ontouchstart"in document.documentElement&&(Blockly.bindEvent_.TOUCH_MAP={mousedown:"touchstart",mousemove:"touchmove",mouseup:"touchend"});Blockly.unbindEvent_=function(a){for(;a.length;){var b=a.pop(),c=b[2];b[0].removeEventListener(b[1],c,!1)}return c};
-Blockly.fireUiEventNow=function(a,b){var c=document;if(c.createEvent)c=c.createEvent("UIEvents"),c.initEvent(b,!0,!0),a.dispatchEvent(c);else if(c.createEventObject)c=c.createEventObject(),a.fireEvent("on"+b,c);else throw"FireEvent: No event creation mechanism.";};Blockly.fireUiEvent=function(a,b){setTimeout(function(){Blockly.fireUiEventNow(a,b)},0)};Blockly.noEvent=function(a){a.preventDefault();a.stopPropagation()};
+Blockly.parseOptions_=function(a){var b=!!a.readOnly;if(b)var c=!1,d=!1,e=!1,f=!1,g=!1,h=null;else h=Blockly.parseToolboxTree_(a.toolbox),c=Boolean(h&&h.getElementsByTagName("category").length),d=a.trashcan,void 0===d&&(d=c),e=a.collapse,void 0===e&&(e=c),f=a.comments,void 0===f&&(f=c),g=a.disable,void 0===g&&(g=c);var k=a.scrollbars;void 0===k&&(k=c);var l=a.sounds;void 0===l&&(l=!0);var q=a.css;void 0===q&&(q=!0);var m=a.grid||{};m.spacing=m.spacing?parseFloat(m.spacing):0;m.colour||(m.colour="#888");
+m.length=m.length?parseFloat(m.length):1;m.snap=!!m.snap;var p=!!a.realtime,n=p?a.realtimeOptions:void 0;Blockly.RTL=!!a.rtl;Blockly.collapse=e;Blockly.comments=f;Blockly.disable=g;Blockly.readOnly=b;Blockly.maxBlocks=a.maxBlocks||Infinity;a.media?Blockly.pathToMedia=a.media:a.path&&(Blockly.pathToMedia=a.path+"media/");Blockly.hasCategories=c;Blockly.hasScrollbars=k;Blockly.hasTrashcan=d;Blockly.hasSounds=l;Blockly.hasCss=q;Blockly.languageTree=h;Blockly.gridOptions=m;Blockly.enableRealtime=p;Blockly.realtimeOptions=
+n};
+Blockly.createDom_=function(a){a.setAttribute("dir","LTR");goog.ui.Component.setDefaultRightToLeft(Blockly.RTL);Blockly.Css.inject();var b=Blockly.createSvgElement("svg",{xmlns:"http://www.w3.org/2000/svg","xmlns:html":"http://www.w3.org/1999/xhtml","xmlns:xlink":"http://www.w3.org/1999/xlink",version:"1.1","class":"blocklySvg"},null),c=Blockly.createSvgElement("defs",{},b),d,e;d=Blockly.createSvgElement("filter",{id:"blocklyEmboss"},c);Blockly.createSvgElement("feGaussianBlur",{"in":"SourceAlpha",stdDeviation:1,
+result:"blur"},d);e=Blockly.createSvgElement("feSpecularLighting",{"in":"blur",surfaceScale:1,specularConstant:.5,specularExponent:10,"lighting-color":"white",result:"specOut"},d);Blockly.createSvgElement("fePointLight",{x:-5E3,y:-1E4,z:2E4},e);Blockly.createSvgElement("feComposite",{"in":"specOut",in2:"SourceAlpha",operator:"in",result:"specOut"},d);Blockly.createSvgElement("feComposite",{"in":"SourceGraphic",in2:"specOut",operator:"arithmetic",k1:0,k2:1,k3:1,k4:0},d);d=Blockly.createSvgElement("filter",
+{id:"blocklyShadowFilter"},c);Blockly.createSvgElement("feGaussianBlur",{stdDeviation:2},d);d=Blockly.createSvgElement("pattern",{id:"blocklyDisabledPattern",patternUnits:"userSpaceOnUse",width:10,height:10},c);Blockly.createSvgElement("rect",{width:10,height:10,fill:"#aaa"},d);Blockly.createSvgElement("path",{d:"M 0 0 L 10 10 M 10 0 L 0 10",stroke:"#cc0"},d);d=Blockly.createSvgElement("pattern",{id:"blocklyGridPattern",patternUnits:"userSpaceOnUse",width:Blockly.gridOptions.spacing,height:Blockly.gridOptions.spacing},
+c);if(0<Blockly.gridOptions.length){c=Math.floor(Blockly.gridOptions.spacing/2)+.5;e=c-Blockly.gridOptions.length/2;var f=c+Blockly.gridOptions.length/2;Blockly.createSvgElement("line",{x1:e,y1:c,x2:f,y2:c,stroke:Blockly.gridOptions.colour},d);1<Blockly.gridOptions.length&&Blockly.createSvgElement("line",{x1:c,y1:e,x2:c,y2:f,stroke:Blockly.gridOptions.colour},d);Blockly.mainWorkspacePattern_=d}Blockly.mainWorkspace=new Blockly.WorkspaceSvg(Blockly.getMainWorkspaceMetrics_,Blockly.setMainWorkspaceMetrics_);
+b.appendChild(Blockly.mainWorkspace.createDom("blocklyMainBackground"));Blockly.mainWorkspace.maxBlocks=Blockly.maxBlocks;Blockly.readOnly||(Blockly.hasCategories?Blockly.mainWorkspace.toolbox_=new Blockly.Toolbox(b,a):Blockly.languageTree&&Blockly.mainWorkspace.addFlyout(),Blockly.hasScrollbars||Blockly.addChangeListener(function(){if(0==Blockly.dragMode_){var a=Blockly.mainWorkspace.getMetrics(),b=a.viewLeft+a.absoluteLeft,c=a.viewTop+a.absoluteTop;if(a.contentTop<c||a.contentTop+a.contentHeight>
+a.viewHeight+c||a.contentLeft<(Blockly.RTL?a.viewLeft:b)||a.contentLeft+a.contentWidth>(Blockly.RTL?a.viewWidth:a.viewWidth+b))for(var d=Blockly.mainWorkspace.getTopBlocks(!1),e=0,f;f=d[e];e++){var p=f.getRelativeToSurfaceXY(),n=f.getHeightWidth(),r=c+25-n.height-p.y;0<r&&f.moveBy(0,r);r=c+a.viewHeight-25-p.y;0>r&&f.moveBy(0,r);r=25+b-p.x-(Blockly.RTL?0:n.width);0<r&&f.moveBy(r,0);r=b+a.viewWidth-25-p.x+(Blockly.RTL?n.width:0);0>r&&f.moveBy(r,0)}}}));b.appendChild(Blockly.Tooltip.createDom());a.appendChild(b);
+Blockly.svg=b;Blockly.svgResize();Blockly.WidgetDiv.DIV=goog.dom.createDom("div","blocklyWidgetDiv");Blockly.WidgetDiv.DIV.style.direction=Blockly.RTL?"rtl":"ltr";document.body.appendChild(Blockly.WidgetDiv.DIV)};
+Blockly.init_=function(){Blockly.bindEvent_(Blockly.svg,"mousedown",null,Blockly.onMouseDown_);Blockly.bindEvent_(Blockly.svg,"contextmenu",null,Blockly.onContextMenu_);Blockly.bindEvent_(Blockly.WidgetDiv.DIV,"contextmenu",null,Blockly.onContextMenu_);Blockly.bindEvent_(Blockly.svg,"touchstart",null,function(a){Blockly.longStart_(a,null)});Blockly.documentEventsBound_||(Blockly.bindEvent_(window,"resize",document,Blockly.svgResize),Blockly.bindEvent_(document,"keydown",null,Blockly.onKeyDown_),Blockly.bindEvent_(document,
+"touchend",null,Blockly.longStop_),Blockly.bindEvent_(document,"touchcancel",null,Blockly.longStop_),document.addEventListener("mouseup",Blockly.onMouseUp_,!1),goog.userAgent.IPAD&&Blockly.bindEvent_(window,"orientationchange",document,function(){Blockly.fireUiEvent(window,"resize")}),Blockly.documentEventsBound_=!0);if(Blockly.languageTree)if(Blockly.mainWorkspace.toolbox_)Blockly.mainWorkspace.toolbox_.init(Blockly.mainWorkspace);else if(Blockly.mainWorkspace.flyout_){Blockly.mainWorkspace.flyout_.init(Blockly.mainWorkspace);
+Blockly.mainWorkspace.flyout_.show(Blockly.languageTree.childNodes);Blockly.mainWorkspace.scrollX=Blockly.mainWorkspace.flyout_.width_;Blockly.RTL&&(Blockly.mainWorkspace.scrollX*=-1);var a="translate("+Blockly.mainWorkspace.scrollX+", 0)";Blockly.mainWorkspace.getCanvas().setAttribute("transform",a);Blockly.mainWorkspace.getBubbleCanvas().setAttribute("transform",a)}Blockly.hasScrollbars&&(Blockly.mainWorkspace.scrollbar=new Blockly.ScrollbarPair(Blockly.mainWorkspace),Blockly.mainWorkspace.scrollbar.resize());
+Blockly.mainWorkspace.addTrashcan();if(Blockly.hasSounds){Blockly.loadAudio_([Blockly.pathToMedia+"click.mp3",Blockly.pathToMedia+"click.wav",Blockly.pathToMedia+"click.ogg"],"click");Blockly.loadAudio_([Blockly.pathToMedia+"delete.mp3",Blockly.pathToMedia+"delete.ogg",Blockly.pathToMedia+"delete.wav"],"delete");var b=[],a=function(){for(;b.length;)Blockly.unbindEvent_(b.pop());Blockly.preloadAudio_()};b.push(Blockly.bindEvent_(document,"mousemove",null,a));b.push(Blockly.bindEvent_(document,"touchstart",
+null,a))}};
+Blockly.updateToolbox=function(a){if(a=Blockly.parseToolboxTree_(a)){if(!Blockly.languageTree)throw"Existing toolbox is null.  Can't create new toolbox.";if(a.getElementsByTagName("category").length){if(!Blockly.hasCategories)throw"Existing toolbox has no categories.  Can't change mode.";Blockly.languageTree=a;Blockly.mainWorkspace.toolbox_.populate_()}else{if(Blockly.hasCategories)throw"Existing toolbox has categories.  Can't change mode.";Blockly.languageTree=a;Blockly.mainWorkspace.flyout_.show(Blockly.languageTree.childNodes)}}else if(Blockly.languageTree)throw"Can't nullify an existing toolbox.";};Blockly.utils={};Blockly.addClass_=function(a,b){var c=a.getAttribute("class")||"";-1==(" "+c+" ").indexOf(" "+b+" ")&&(c&&(c+=" "),a.setAttribute("class",c+b))};Blockly.removeClass_=function(a,b){var c=a.getAttribute("class");if(-1!=(" "+c+" ").indexOf(" "+b+" ")){for(var c=c.split(/\s+/),d=0;d<c.length;d++)c[d]&&c[d]!=b||(c.splice(d,1),d--);c.length?a.setAttribute("class",c.join(" ")):a.removeAttribute("class")}};
+Blockly.hasClass_=function(a,b){return-1!=(" "+a.getAttribute("class")+" ").indexOf(" "+b+" ")};Blockly.bindEvent_=function(a,b,c,d){var e=function(a){d.call(c,a)};a.addEventListener(b,e,!1);var f=[[a,b,e]];if(b in Blockly.bindEvent_.TOUCH_MAP)for(var e=function(a){if(1==a.changedTouches.length){var b=a.changedTouches[0];a.clientX=b.clientX;a.clientY=b.clientY}d.call(c,a);a.preventDefault()},g=0,h;h=Blockly.bindEvent_.TOUCH_MAP[b][g];g++)a.addEventListener(h,e,!1),f.push([a,h,e]);return f};
+Blockly.bindEvent_.TOUCH_MAP={};goog.events.BrowserFeature.TOUCH_ENABLED&&(Blockly.bindEvent_.TOUCH_MAP={mousedown:["touchstart"],mousemove:["touchmove"],mouseup:["touchend","touchcancel"]});Blockly.unbindEvent_=function(a){for(;a.length;){var b=a.pop(),c=b[2];b[0].removeEventListener(b[1],c,!1)}return c};
+Blockly.fireUiEventNow=function(a,b){var c=Blockly.fireUiEvent.DB_[b];if(c){var d=c.indexOf(a);-1!=d&&c.splice(d,1)}if(document.createEvent)c=document.createEvent("UIEvents"),c.initEvent(b,!0,!0),a.dispatchEvent(c);else if(document.createEventObject)c=document.createEventObject(),a.fireEvent("on"+b,c);else throw"FireEvent: No event creation mechanism.";};
+Blockly.fireUiEvent=function(a,b){var c=Blockly.fireUiEvent.DB_[b];if(c){if(-1!=c.indexOf(a))return;c.push(a)}else Blockly.fireUiEvent.DB_[b]=[a];setTimeout(function(){Blockly.fireUiEventNow(a,b)},0)};Blockly.fireUiEvent.DB_={};Blockly.noEvent=function(a){a.preventDefault();a.stopPropagation()};
 Blockly.getRelativeXY_=function(a){var b={x:0,y:0},c=a.getAttribute("x");c&&(b.x=parseInt(c,10));if(c=a.getAttribute("y"))b.y=parseInt(c,10);if(a=(a=a.getAttribute("transform"))&&a.match(/translate\(\s*([-\d.]+)([ ,]\s*([-\d.]+)\s*\))?/))b.x+=parseInt(a[1],10),a[3]&&(b.y+=parseInt(a[3],10));return b};Blockly.getSvgXY_=function(a){var b=0,c=0;do{var d=Blockly.getRelativeXY_(a),b=b+d.x,c=c+d.y;a=a.parentNode}while(a&&a!=Blockly.svg);return{x:b,y:c}};
-Blockly.getAbsoluteXY_=function(a){a=Blockly.getSvgXY_(a);return Blockly.convertCoordinates(a.x,a.y,!1)};Blockly.createSvgElement=function(a,b,c){a=document.createElementNS(Blockly.SVG_NS,a);for(var d in b)a.setAttribute(d,b[d]);document.body.runtimeStyle&&(a.runtimeStyle=a.currentStyle=a.style);c&&c.appendChild(a);return a};Blockly.isRightButton=function(a){return 2==a.button||a.ctrlKey};
+Blockly.getAbsoluteXY_=function(a){a=Blockly.getSvgXY_(a);return Blockly.convertCoordinates(a.x,a.y,!1)};Blockly.createSvgElement=function(a,b,c){a=document.createElementNS(Blockly.SVG_NS,a);for(var d in b)a.setAttribute(d,b[d]);document.body.runtimeStyle&&(a.runtimeStyle=a.currentStyle=a.style);c&&c.appendChild(a);return a};Blockly.isRightButton=function(a){return a.ctrlKey&&goog.userAgent.MAC?!0:2==a.button};
 Blockly.convertCoordinates=function(a,b,c){c&&(a-=window.scrollX||window.pageXOffset,b-=window.scrollY||window.pageYOffset);var d=Blockly.svg.createSVGPoint();d.x=a;d.y=b;a=Blockly.svg.getScreenCTM();c&&(a=a.inverse());d=d.matrixTransform(a);c||(d.x+=window.scrollX||window.pageXOffset,d.y+=window.scrollY||window.pageYOffset);return d};Blockly.mouseToSvg=function(a){return Blockly.convertCoordinates(a.clientX+(window.scrollX||window.pageXOffset),a.clientY+(window.scrollY||window.pageYOffset),!0)};
 Blockly.shortestStringLength=function(a){if(!a.length)return 0;for(var b=a[0].length,c=1;c<a.length;c++)b=Math.min(b,a[c].length);return b};Blockly.commonWordPrefix=function(a,b){if(!a.length)return 0;if(1==a.length)return a[0].length;for(var c=0,d=b||Blockly.shortestStringLength(a),e=0;e<d;e++){for(var f=a[0][e],g=1;g<a.length;g++)if(f!=a[g][e])return c;" "==f&&(c=e+1)}for(g=1;g<a.length;g++)if((f=a[g][e])&&" "!=f)return c;return d};
-Blockly.commonWordSuffix=function(a,b){if(!a.length)return 0;if(1==a.length)return a[0].length;for(var c=0,d=b||Blockly.shortestStringLength(a),e=0;e<d;e++){for(var f=a[0].substr(-e-1,1),g=1;g<a.length;g++)if(f!=a[g].substr(-e-1,1))return c;" "==f&&(c=e+1)}for(g=1;g<a.length;g++)if((f=a[g].charAt(a[g].length-e-1))&&" "!=f)return c;return d};Blockly.isNumber=function(a){return!!a.match(/^\s*-?\d+(\.\d+)?\s*$/)};
-// Copyright 2011 Google Inc.  Apache License 2.0
-Blockly.pathToBlockly="./";Blockly.SVG_NS="http://www.w3.org/2000/svg";Blockly.HTML_NS="http://www.w3.org/1999/xhtml";Blockly.HSV_SATURATION=0.45;Blockly.HSV_VALUE=0.65;Blockly.makeColour=function(a){return goog.color.hsvToHex(a,Blockly.HSV_SATURATION,256*Blockly.HSV_VALUE)};Blockly.INPUT_VALUE=1;Blockly.OUTPUT_VALUE=2;Blockly.NEXT_STATEMENT=3;Blockly.PREVIOUS_STATEMENT=4;Blockly.DUMMY_INPUT=5;Blockly.ALIGN_LEFT=-1;Blockly.ALIGN_CENTRE=0;Blockly.ALIGN_RIGHT=1;Blockly.OPPOSITE_TYPE=[];
-Blockly.OPPOSITE_TYPE[Blockly.INPUT_VALUE]=Blockly.OUTPUT_VALUE;Blockly.OPPOSITE_TYPE[Blockly.OUTPUT_VALUE]=Blockly.INPUT_VALUE;Blockly.OPPOSITE_TYPE[Blockly.NEXT_STATEMENT]=Blockly.PREVIOUS_STATEMENT;Blockly.OPPOSITE_TYPE[Blockly.PREVIOUS_STATEMENT]=Blockly.NEXT_STATEMENT;Blockly.SOUNDS_=Object.create(null);Blockly.selected=null;Blockly.readOnly=!1;Blockly.highlightedConnection_=null;Blockly.localConnection_=null;Blockly.DRAG_RADIUS=5;Blockly.SNAP_RADIUS=20;Blockly.BUMP_DELAY=250;
-Blockly.COLLAPSE_CHARS=30;Blockly.mainWorkspace=null;Blockly.clipboard_=null;Blockly.svgSize=function(){return{width:Blockly.svg.cachedWidth_,height:Blockly.svg.cachedHeight_}};Blockly.svgResize=function(){var a=Blockly.svg,b=a.parentNode,c=b.offsetWidth,b=b.offsetHeight;a.cachedWidth_!=c&&(a.setAttribute("width",c+"px"),a.cachedWidth_=c);a.cachedHeight_!=b&&(a.setAttribute("height",b+"px"),a.cachedHeight_=b);Blockly.mainWorkspace.scrollbar&&Blockly.mainWorkspace.scrollbar.resize()};
-Blockly.onMouseDown_=function(a){Blockly.svgResize();Blockly.terminateDrag_();Blockly.hideChaff();var b=a.target&&a.target.nodeName&&"svg"==a.target.nodeName.toLowerCase();!Blockly.readOnly&&Blockly.selected&&b&&Blockly.selected.unselect();a.target==Blockly.svg&&Blockly.isRightButton(a)?Blockly.showContextMenu_(a):(Blockly.readOnly||b)&&Blockly.mainWorkspace.scrollbar&&(Blockly.mainWorkspace.dragMode=!0,Blockly.mainWorkspace.startDragMouseX=a.clientX,Blockly.mainWorkspace.startDragMouseY=a.clientY,
-Blockly.mainWorkspace.startDragMetrics=Blockly.mainWorkspace.getMetrics(),Blockly.mainWorkspace.startScrollX=Blockly.mainWorkspace.scrollX,Blockly.mainWorkspace.startScrollY=Blockly.mainWorkspace.scrollY)};Blockly.onMouseUp_=function(a){Blockly.setCursorHand_(!1);Blockly.mainWorkspace.dragMode=!1};
-Blockly.onMouseMove_=function(a){if(Blockly.mainWorkspace.dragMode){Blockly.removeAllRanges();var b=Blockly.mainWorkspace.startDragMetrics,c=Blockly.mainWorkspace.startScrollX+(a.clientX-Blockly.mainWorkspace.startDragMouseX);a=Blockly.mainWorkspace.startScrollY+(a.clientY-Blockly.mainWorkspace.startDragMouseY);c=Math.min(c,-b.contentLeft);a=Math.min(a,-b.contentTop);c=Math.max(c,b.viewWidth-b.contentLeft-b.contentWidth);a=Math.max(a,b.viewHeight-b.contentTop-b.contentHeight);Blockly.mainWorkspace.scrollbar.set(-c-
-b.contentLeft,-a-b.contentTop)}};
-Blockly.onKeyDown_=function(a){if(!Blockly.isTargetInput_(a))if(27==a.keyCode)Blockly.hideChaff();else if(8==a.keyCode||46==a.keyCode)try{Blockly.selected&&Blockly.selected.isDeletable()&&(Blockly.hideChaff(),Blockly.selected.dispose(!0,!0))}finally{a.preventDefault()}else if(a.altKey||a.ctrlKey||a.metaKey)Blockly.selected&&Blockly.selected.isDeletable()&&Blockly.selected.workspace==Blockly.mainWorkspace&&(Blockly.hideChaff(),67==a.keyCode?Blockly.copy_(Blockly.selected):88==a.keyCode&&(Blockly.copy_(Blockly.selected),
-Blockly.selected.dispose(!0,!0))),86==a.keyCode&&Blockly.clipboard_&&Blockly.mainWorkspace.paste(Blockly.clipboard_)};Blockly.terminateDrag_=function(){Blockly.Block.terminateDrag_();Blockly.Flyout.terminateDrag_()};Blockly.copy_=function(a){var b=Blockly.Xml.blockToDom_(a);Blockly.Xml.deleteNext(b);a=a.getRelativeToSurfaceXY();b.setAttribute("x",Blockly.RTL?-a.x:a.x);b.setAttribute("y",a.y);Blockly.clipboard_=b};
+Blockly.commonWordSuffix=function(a,b){if(!a.length)return 0;if(1==a.length)return a[0].length;for(var c=0,d=b||Blockly.shortestStringLength(a),e=0;e<d;e++){for(var f=a[0].substr(-e-1,1),g=1;g<a.length;g++)if(f!=a[g].substr(-e-1,1))return c;" "==f&&(c=e+1)}for(g=1;g<a.length;g++)if((f=a[g].charAt(a[g].length-e-1))&&" "!=f)return c;return d};Blockly.isNumber=function(a){return!!a.match(/^\s*-?\d+(\.\d+)?\s*$/)};Blockly.pathToMedia="https://blockly-demo.appspot.com/static/media/";Blockly.SVG_NS="http://www.w3.org/2000/svg";Blockly.HTML_NS="http://www.w3.org/1999/xhtml";Blockly.HSV_SATURATION=.45;Blockly.HSV_VALUE=.65;Blockly.SPRITE={width:64,height:92,url:"sprites.png"};Blockly.makeColour=function(a){return goog.color.hsvToHex(a,Blockly.HSV_SATURATION,255*Blockly.HSV_VALUE)};Blockly.INPUT_VALUE=1;Blockly.OUTPUT_VALUE=2;Blockly.NEXT_STATEMENT=3;Blockly.PREVIOUS_STATEMENT=4;Blockly.DUMMY_INPUT=5;
+Blockly.ALIGN_LEFT=-1;Blockly.ALIGN_CENTRE=0;Blockly.ALIGN_RIGHT=1;Blockly.OPPOSITE_TYPE=[];Blockly.OPPOSITE_TYPE[Blockly.INPUT_VALUE]=Blockly.OUTPUT_VALUE;Blockly.OPPOSITE_TYPE[Blockly.OUTPUT_VALUE]=Blockly.INPUT_VALUE;Blockly.OPPOSITE_TYPE[Blockly.NEXT_STATEMENT]=Blockly.PREVIOUS_STATEMENT;Blockly.OPPOSITE_TYPE[Blockly.PREVIOUS_STATEMENT]=Blockly.NEXT_STATEMENT;Blockly.SOUNDS_=Object.create(null);Blockly.selected=null;Blockly.readOnly=!1;Blockly.highlightedConnection_=null;
+Blockly.localConnection_=null;Blockly.DRAG_RADIUS=5;Blockly.SNAP_RADIUS=40;Blockly.BUMP_DELAY=250;Blockly.COLLAPSE_CHARS=30;Blockly.LONGPRESS=750;Blockly.mainWorkspace=null;Blockly.clipboard_=null;Blockly.dragMode_=0;Blockly.onTouchUpWrapper_=null;Blockly.svgSize=function(){return{width:Blockly.svg.cachedWidth_,height:Blockly.svg.cachedHeight_}};
+Blockly.svgResize=function(){var a=Blockly.svg,b=a.parentNode,c=b.offsetWidth,b=b.offsetHeight;a.cachedWidth_!=c&&(a.setAttribute("width",c+"px"),a.cachedWidth_=c);a.cachedHeight_!=b&&(a.setAttribute("height",b+"px"),a.cachedHeight_=b);Blockly.mainWorkspace.scrollbar&&Blockly.mainWorkspace.scrollbar.resize()};
+Blockly.onMouseDown_=function(a){Blockly.svgResize();Blockly.terminateDrag_();Blockly.hideChaff();var b=a.target&&a.target.nodeName&&("svg"==a.target.nodeName.toLowerCase()||a.target==Blockly.mainWorkspace.svgBackground_);!Blockly.readOnly&&Blockly.selected&&b&&Blockly.selected.unselect();a.target!=Blockly.svg&&a.target!=Blockly.mainWorkspace.svgBackground_||!Blockly.isRightButton(a)?(Blockly.readOnly||b)&&Blockly.mainWorkspace.scrollbar&&(Blockly.removeAllRanges(),Blockly.mainWorkspace.dragMode=
+!0,Blockly.mainWorkspace.startDragMouseX=a.clientX,Blockly.mainWorkspace.startDragMouseY=a.clientY,Blockly.mainWorkspace.startDragMetrics=Blockly.mainWorkspace.getMetrics(),Blockly.mainWorkspace.startScrollX=Blockly.mainWorkspace.scrollX,Blockly.mainWorkspace.startScrollY=Blockly.mainWorkspace.scrollY,"mouseup"in Blockly.bindEvent_.TOUCH_MAP&&(Blockly.onTouchUpWrapper_=Blockly.bindEvent_(document,"mouseup",null,Blockly.onMouseUp_)),Blockly.onMouseMoveWrapper_=Blockly.bindEvent_(document,"mousemove",
+null,Blockly.onMouseMove_)):Blockly.showContextMenu_(a)};Blockly.onMouseUp_=function(a){Blockly.Css.setCursor(Blockly.Css.Cursor.OPEN);Blockly.mainWorkspace.dragMode=!1;Blockly.onTouchUpWrapper_&&(Blockly.unbindEvent_(Blockly.onTouchUpWrapper_),Blockly.onTouchUpWrapper_=null);Blockly.onMouseMoveWrapper_&&(Blockly.unbindEvent_(Blockly.onMouseMoveWrapper_),Blockly.onMouseMoveWrapper_=null)};
+Blockly.onMouseMove_=function(a){if(Blockly.mainWorkspace.dragMode){Blockly.removeAllRanges();var b=a.clientX-Blockly.mainWorkspace.startDragMouseX,c=a.clientY-Blockly.mainWorkspace.startDragMouseY,d=Blockly.mainWorkspace.startDragMetrics,e=Blockly.mainWorkspace.startScrollX+b,f=Blockly.mainWorkspace.startScrollY+c,e=Math.min(e,-d.contentLeft),f=Math.min(f,-d.contentTop),e=Math.max(e,d.viewWidth-d.contentLeft-d.contentWidth),f=Math.max(f,d.viewHeight-d.contentTop-d.contentHeight);Blockly.mainWorkspace.scrollbar.set(-e-
+d.contentLeft,-f-d.contentTop);Math.sqrt(Math.pow(b,2)+Math.pow(c,2))>Blockly.DRAG_RADIUS&&Blockly.longStop_();a.stopPropagation()}};
+Blockly.onKeyDown_=function(a){if(!Blockly.isTargetInput_(a))if(27==a.keyCode)Blockly.hideChaff();else if(8==a.keyCode||46==a.keyCode)try{Blockly.selected&&Blockly.selected.isDeletable()&&(Blockly.hideChaff(),Blockly.selected.dispose(!0,!0))}finally{a.preventDefault()}else if(a.altKey||a.ctrlKey||a.metaKey)Blockly.selected&&Blockly.selected.isDeletable()&&Blockly.selected.isMovable()&&Blockly.selected.workspace==Blockly.mainWorkspace&&(Blockly.hideChaff(),67==a.keyCode?Blockly.copy_(Blockly.selected):
+88==a.keyCode&&(Blockly.copy_(Blockly.selected),Blockly.selected.dispose(!0,!0))),86==a.keyCode&&Blockly.clipboard_&&Blockly.mainWorkspace.paste(Blockly.clipboard_)};Blockly.terminateDrag_=function(){Blockly.BlockSvg.terminateDrag_();Blockly.Flyout.terminateDrag_()};Blockly.longPid_=0;Blockly.longStart_=function(a,b){Blockly.longStop_();Blockly.longPid_=setTimeout(function(){a.button=2;if(b)b.onMouseDown_(a);else Blockly.onMouseDown_(a)},Blockly.LONGPRESS)};
+Blockly.longStop_=function(){Blockly.longPid_&&(clearTimeout(Blockly.longPid_),Blockly.longPid_=0)};Blockly.copy_=function(a){var b=Blockly.Xml.blockToDom_(a);Blockly.Xml.deleteNext(b);a=a.getRelativeToSurfaceXY();b.setAttribute("x",Blockly.RTL?-a.x:a.x);b.setAttribute("y",a.y);Blockly.clipboard_=b};
 Blockly.showContextMenu_=function(a){if(!Blockly.readOnly){var b=[];if(Blockly.collapse){for(var c=!1,d=!1,e=Blockly.mainWorkspace.getTopBlocks(!1),f=0;f<e.length;f++)for(var g=e[f];g;)g.isCollapsed()?c=!0:d=!0,g=g.getNextBlock();d={enabled:d};d.text=Blockly.Msg.COLLAPSE_ALL;d.callback=function(){for(var a=0,b=0;b<e.length;b++)for(var c=e[b];c;)setTimeout(c.setCollapsed.bind(c,!0),a),c=c.getNextBlock(),a+=10};b.push(d);c={enabled:c};c.text=Blockly.Msg.EXPAND_ALL;c.callback=function(){for(var a=0,
-b=0;b<e.length;b++)for(var c=e[b];c;)setTimeout(c.setCollapsed.bind(c,!1),a),c=c.getNextBlock(),a+=10};b.push(c)}Blockly.ContextMenu.show(a,b)}};Blockly.onContextMenu_=function(a){Blockly.isTargetInput_(a)||a.preventDefault()};Blockly.hideChaff=function(a){Blockly.Tooltip.hide();Blockly.WidgetDiv.hide();!a&&Blockly.Toolbox.flyout_&&Blockly.Toolbox.flyout_.autoClose&&Blockly.Toolbox.clearSelection()};
-Blockly.removeAllRanges=function(){if(window.getSelection){var a=window.getSelection();a&&a.removeAllRanges&&(a.removeAllRanges(),window.setTimeout(function(){try{window.getSelection().removeAllRanges()}catch(a){}},0))}};Blockly.isTargetInput_=function(a){return"textarea"==a.target.type||"text"==a.target.type};
-Blockly.loadAudio_=function(a,b){if(window.Audio&&a.length){for(var c,d=new window.Audio,e=0;e<a.length;e++){var f=a[e],g=f.match(/\.(\w+)$/);if(g&&d.canPlayType("audio/"+g[1])){c=new window.Audio(Blockly.pathToBlockly+f);break}}c&&c.play&&(Blockly.SOUNDS_[b]=c)}};Blockly.preloadAudio_=function(){for(var a in Blockly.SOUNDS_){var b=Blockly.SOUNDS_[a];b.volume=0.01;b.play();b.pause()}};
-Blockly.playAudio=function(a,b){var c=Blockly.SOUNDS_[a];c&&(c=goog.userAgent.DOCUMENT_MODE&&9===goog.userAgent.DOCUMENT_MODE||goog.userAgent.IPAD||goog.userAgent.ANDROID?c:c.cloneNode(),c.volume=void 0===b?1:b,c.play())};Blockly.setCursorHand_=function(a){if(!Blockly.readOnly){var b="";a&&(b="url("+Blockly.pathToBlockly+"media/handclosed.cur) 7 3, auto");Blockly.selected&&(Blockly.selected.getSvgRoot().style.cursor=b);Blockly.svg.style.cursor=b}};
-Blockly.getMainWorkspaceMetrics_=function(){var a=Blockly.svgSize();a.width-=Blockly.Toolbox.width;var b=a.width-Blockly.Scrollbar.scrollbarThickness,c=a.height-Blockly.Scrollbar.scrollbarThickness;try{var d=Blockly.mainWorkspace.getCanvas().getBBox()}catch(e){return null}if(Blockly.mainWorkspace.scrollbar)var f=Math.min(d.x-b/2,d.x+d.width-b),b=Math.max(d.x+d.width+b/2,d.x+b),g=Math.min(d.y-c/2,d.y+d.height-c),c=Math.max(d.y+d.height+c/2,d.y+c);else f=d.x,b=f+d.width,g=d.y,c=g+d.height;return{viewHeight:a.height,
-viewWidth:a.width,contentHeight:c-g,contentWidth:b-f,viewTop:-Blockly.mainWorkspace.scrollY,viewLeft:-Blockly.mainWorkspace.scrollX,contentTop:g,contentLeft:f,absoluteTop:0,absoluteLeft:Blockly.RTL?0:Blockly.Toolbox.width}};
-Blockly.setMainWorkspaceMetrics_=function(a){if(!Blockly.mainWorkspace.scrollbar)throw"Attempt to set main workspace scroll without scrollbars.";var b=Blockly.getMainWorkspaceMetrics_();goog.isNumber(a.x)&&(Blockly.mainWorkspace.scrollX=-b.contentWidth*a.x-b.contentLeft);goog.isNumber(a.y)&&(Blockly.mainWorkspace.scrollY=-b.contentHeight*a.y-b.contentTop);a="translate("+(Blockly.mainWorkspace.scrollX+b.absoluteLeft)+","+(Blockly.mainWorkspace.scrollY+b.absoluteTop)+")";Blockly.mainWorkspace.getCanvas().setAttribute("transform",
-a);Blockly.mainWorkspace.getBubbleCanvas().setAttribute("transform",a)};Blockly.doCommand=function(a){Blockly.Realtime.isEnabled?Blockly.Realtime.doCommand(a):a()};Blockly.addChangeListener=function(a){return Blockly.bindEvent_(Blockly.mainWorkspace.getCanvas(),"blocklyWorkspaceChange",null,a)};Blockly.removeChangeListener=function(a){Blockly.unbindEvent_(a)};Blockly.getMainWorkspace=function(){return Blockly.mainWorkspace};window.Blockly=Blockly;Blockly.getMainWorkspace=Blockly.getMainWorkspace;
-Blockly.addChangeListener=Blockly.addChangeListener;Blockly.removeChangeListener=Blockly.removeChangeListener;
\ No newline at end of file
+b=0;b<e.length;b++)for(var c=e[b];c;)setTimeout(c.setCollapsed.bind(c,!1),a),c=c.getNextBlock(),a+=10};b.push(c)}Blockly.ContextMenu.show(a,b)}};Blockly.onContextMenu_=function(a){Blockly.isTargetInput_(a)||a.preventDefault()};Blockly.hideChaff=function(a){Blockly.Tooltip.hide();Blockly.WidgetDiv.hide();!a&&Blockly.mainWorkspace.toolbox_&&Blockly.mainWorkspace.toolbox_.flyout_&&Blockly.mainWorkspace.toolbox_.flyout_.autoClose&&Blockly.mainWorkspace.toolbox_.clearSelection()};
+Blockly.removeAllRanges=function(){getSelection()&&setTimeout(function(){try{var a=getSelection();a.isCollapsed||a.removeAllRanges()}catch(b){}},0)};Blockly.isTargetInput_=function(a){return"textarea"==a.target.type||"text"==a.target.type||"number"==a.target.type||"email"==a.target.type||"password"==a.target.type||"search"==a.target.type||"tel"==a.target.type||"url"==a.target.type};
+Blockly.loadAudio_=function(a,b){if(window.Audio&&a.length){for(var c,d=new window.Audio,e=0;e<a.length;e++){var f=a[e],g=f.match(/\.(\w+)$/);if(g&&d.canPlayType("audio/"+g[1])){c=new window.Audio(f);break}}c&&c.play&&(Blockly.SOUNDS_[b]=c)}};Blockly.preloadAudio_=function(){for(var a in Blockly.SOUNDS_){var b=Blockly.SOUNDS_[a];b.volume=.01;b.play();b.pause();if(goog.userAgent.IPAD||goog.userAgent.IPHONE)break}};
+Blockly.playAudio=function(a,b){var c=Blockly.SOUNDS_[a];c&&(c=goog.userAgent.DOCUMENT_MODE&&9===goog.userAgent.DOCUMENT_MODE||goog.userAgent.IPAD||goog.userAgent.ANDROID?c:c.cloneNode(),c.volume=void 0===b?1:b,c.play())};
+Blockly.getMainWorkspaceMetrics_=function(){var a=Blockly.svgSize();Blockly.mainWorkspace.toolbox_&&(a.width-=Blockly.mainWorkspace.toolbox_.width);var b=a.width-Blockly.Scrollbar.scrollbarThickness,c=a.height-Blockly.Scrollbar.scrollbarThickness;try{var d=Blockly.mainWorkspace.getCanvas().getBBox()}catch(e){return null}if(Blockly.mainWorkspace.scrollbar)var f=Blockly.RTL?0:Blockly.Scrollbar.scrollbarThickness,g=Math.min(d.x-b/2,d.x+d.width-b-(Blockly.RTL?Blockly.Scrollbar.scrollbarThickness:0)+5),
+b=Math.max(d.x+d.width+b/2,d.x+b+f-5),f=Math.min(d.y-c/2,d.y+d.height-c+5),c=Math.max(d.y+d.height+c/2,d.y+c+Blockly.Scrollbar.scrollbarThickness-5);else g=d.x,b=g+d.width,f=d.y,c=f+d.height;d=0;!Blockly.RTL&&Blockly.mainWorkspace.toolbox_&&(d=Blockly.mainWorkspace.toolbox_.width);return{viewHeight:a.height,viewWidth:a.width,contentHeight:c-f,contentWidth:b-g,viewTop:-Blockly.mainWorkspace.scrollY,viewLeft:-Blockly.mainWorkspace.scrollX,contentTop:f,contentLeft:g,absoluteTop:0,absoluteLeft:d}};
+Blockly.setMainWorkspaceMetrics_=function(a){if(!Blockly.mainWorkspace.scrollbar)throw"Attempt to set main workspace scroll without scrollbars.";var b=Blockly.getMainWorkspaceMetrics_();goog.isNumber(a.x)&&(Blockly.mainWorkspace.scrollX=-b.contentWidth*a.x-b.contentLeft);goog.isNumber(a.y)&&(Blockly.mainWorkspace.scrollY=-b.contentHeight*a.y-b.contentTop);a=Blockly.mainWorkspace.scrollX+b.absoluteLeft;b=Blockly.mainWorkspace.scrollY+b.absoluteTop;Blockly.mainWorkspace.translate(a,b);Blockly.mainWorkspacePattern_.setAttribute("x",
+a);Blockly.mainWorkspacePattern_.setAttribute("y",b)};Blockly.doCommand=function(a){Blockly.Realtime.isEnabled?Blockly.Realtime.doCommand(a):a()};Blockly.addChangeListener=function(a){return Blockly.bindEvent_(Blockly.mainWorkspace.getCanvas(),"blocklyWorkspaceChange",null,a)};Blockly.removeChangeListener=function(a){Blockly.unbindEvent_(a)};Blockly.getMainWorkspace=function(){return Blockly.mainWorkspace};goog.global.Blockly||(goog.global.Blockly={});goog.global.Blockly.getMainWorkspace=Blockly.getMainWorkspace;
+goog.global.Blockly.addChangeListener=Blockly.addChangeListener;goog.global.Blockly.removeChangeListener=Blockly.removeChangeListener;
\ No newline at end of file
diff --git a/support/client/lib/vwf/model/blockly/blocks_compressed.js b/support/client/lib/vwf/model/blockly/blocks_compressed.js
index adff5e50d..f118d14bc 100644
--- a/support/client/lib/vwf/model/blockly/blocks_compressed.js
+++ b/support/client/lib/vwf/model/blockly/blocks_compressed.js
@@ -3,143 +3,138 @@
 
 
 // Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.Blocks.colour={};Blockly.Blocks.colour_picker={init:function(){this.setHelpUrl(Blockly.Msg.COLOUR_PICKER_HELPURL);this.setColour(20);this.appendDummyInput().appendField(new Blockly.FieldColour("#ff0000"),"COLOUR");this.setOutput(!0,"Colour");this.setTooltip(Blockly.Msg.COLOUR_PICKER_TOOLTIP)}};
-Blockly.Blocks.colour_random={init:function(){this.setHelpUrl(Blockly.Msg.COLOUR_RANDOM_HELPURL);this.setColour(20);this.appendDummyInput().appendField(Blockly.Msg.COLOUR_RANDOM_TITLE);this.setOutput(!0,"Colour");this.setTooltip(Blockly.Msg.COLOUR_RANDOM_TOOLTIP)}};
-Blockly.Blocks.colour_rgb={init:function(){this.setHelpUrl(Blockly.Msg.COLOUR_RGB_HELPURL);this.setColour(20);this.appendValueInput("RED").setCheck("Number").setAlign(Blockly.ALIGN_RIGHT).appendField(Blockly.Msg.COLOUR_RGB_TITLE).appendField(Blockly.Msg.COLOUR_RGB_RED);this.appendValueInput("GREEN").setCheck("Number").setAlign(Blockly.ALIGN_RIGHT).appendField(Blockly.Msg.COLOUR_RGB_GREEN);this.appendValueInput("BLUE").setCheck("Number").setAlign(Blockly.ALIGN_RIGHT).appendField(Blockly.Msg.COLOUR_RGB_BLUE);
+Blockly.Blocks.colour={};Blockly.Blocks.colour.HUE=20;Blockly.Blocks.colour_picker={init:function(){this.setHelpUrl(Blockly.Msg.COLOUR_PICKER_HELPURL);this.setColour(Blockly.Blocks.colour.HUE);this.appendDummyInput().appendField(new Blockly.FieldColour("#ff0000"),"COLOUR");this.setOutput(!0,"Colour");this.setTooltip(Blockly.Msg.COLOUR_PICKER_TOOLTIP)}};
+Blockly.Blocks.colour_random={init:function(){this.setHelpUrl(Blockly.Msg.COLOUR_RANDOM_HELPURL);this.setColour(Blockly.Blocks.colour.HUE);this.appendDummyInput().appendField(Blockly.Msg.COLOUR_RANDOM_TITLE);this.setOutput(!0,"Colour");this.setTooltip(Blockly.Msg.COLOUR_RANDOM_TOOLTIP)}};
+Blockly.Blocks.colour_rgb={init:function(){this.setHelpUrl(Blockly.Msg.COLOUR_RGB_HELPURL);this.setColour(Blockly.Blocks.colour.HUE);this.appendValueInput("RED").setCheck("Number").setAlign(Blockly.ALIGN_RIGHT).appendField(Blockly.Msg.COLOUR_RGB_TITLE).appendField(Blockly.Msg.COLOUR_RGB_RED);this.appendValueInput("GREEN").setCheck("Number").setAlign(Blockly.ALIGN_RIGHT).appendField(Blockly.Msg.COLOUR_RGB_GREEN);this.appendValueInput("BLUE").setCheck("Number").setAlign(Blockly.ALIGN_RIGHT).appendField(Blockly.Msg.COLOUR_RGB_BLUE);
 this.setOutput(!0,"Colour");this.setTooltip(Blockly.Msg.COLOUR_RGB_TOOLTIP)}};
-Blockly.Blocks.colour_blend={init:function(){this.setHelpUrl(Blockly.Msg.COLOUR_BLEND_HELPURL);this.setColour(20);this.appendValueInput("COLOUR1").setCheck("Colour").setAlign(Blockly.ALIGN_RIGHT).appendField(Blockly.Msg.COLOUR_BLEND_TITLE).appendField(Blockly.Msg.COLOUR_BLEND_COLOUR1);this.appendValueInput("COLOUR2").setCheck("Colour").setAlign(Blockly.ALIGN_RIGHT).appendField(Blockly.Msg.COLOUR_BLEND_COLOUR2);this.appendValueInput("RATIO").setCheck("Number").setAlign(Blockly.ALIGN_RIGHT).appendField(Blockly.Msg.COLOUR_BLEND_RATIO);this.setOutput(!0,
-"Colour");this.setTooltip(Blockly.Msg.COLOUR_BLEND_TOOLTIP)}};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.Blocks.lists={};Blockly.Blocks.lists_create_empty={init:function(){this.setHelpUrl(Blockly.Msg.LISTS_CREATE_EMPTY_HELPURL);this.setColour(260);this.setOutput(!0,"Array");this.appendDummyInput().appendField(Blockly.Msg.LISTS_CREATE_EMPTY_TITLE);this.setTooltip(Blockly.Msg.LISTS_CREATE_EMPTY_TOOLTIP)}};
-Blockly.Blocks.lists_create_with={init:function(){this.setColour(260);this.appendValueInput("ADD0").appendField(Blockly.Msg.LISTS_CREATE_WITH_INPUT_WITH);this.appendValueInput("ADD1");this.appendValueInput("ADD2");this.setOutput(!0,"Array");this.setMutator(new Blockly.Mutator(["lists_create_with_item"]));this.setTooltip(Blockly.Msg.LISTS_CREATE_WITH_TOOLTIP);this.itemCount_=3},mutationToDom:function(){var a=document.createElement("mutation");a.setAttribute("items",this.itemCount_);return a},domToMutation:function(a){for(var b=
-0;b<this.itemCount_;b++)this.removeInput("ADD"+b);this.itemCount_=parseInt(a.getAttribute("items"),10);for(b=0;b<this.itemCount_;b++)a=this.appendValueInput("ADD"+b),0==b&&a.appendField(Blockly.Msg.LISTS_CREATE_WITH_INPUT_WITH);0==this.itemCount_&&this.appendDummyInput("EMPTY").appendField(Blockly.Msg.LISTS_CREATE_EMPTY_TITLE)},decompose:function(a){var b=Blockly.Block.obtain(a,"lists_create_with_container");b.initSvg();for(var c=b.getInput("STACK").connection,d=0;d<this.itemCount_;d++){var e=Blockly.Block.obtain(a,
-"lists_create_with_item");e.initSvg();c.connect(e.previousConnection);c=e.nextConnection}return b},compose:function(a){if(0==this.itemCount_)this.removeInput("EMPTY");else for(var b=this.itemCount_-1;0<=b;b--)this.removeInput("ADD"+b);this.itemCount_=0;for(a=a.getInputTargetBlock("STACK");a;)b=this.appendValueInput("ADD"+this.itemCount_),0==this.itemCount_&&b.appendField(Blockly.Msg.LISTS_CREATE_WITH_INPUT_WITH),a.valueConnection_&&b.connection.connect(a.valueConnection_),this.itemCount_++,a=a.nextConnection&&
-a.nextConnection.targetBlock();0==this.itemCount_&&this.appendDummyInput("EMPTY").appendField(Blockly.Msg.LISTS_CREATE_EMPTY_TITLE)},saveConnections:function(a){a=a.getInputTargetBlock("STACK");for(var b=0;a;){var c=this.getInput("ADD"+b);a.valueConnection_=c&&c.connection.targetConnection;b++;a=a.nextConnection&&a.nextConnection.targetBlock()}}};
-Blockly.Blocks.lists_create_with_container={init:function(){this.setColour(260);this.appendDummyInput().appendField(Blockly.Msg.LISTS_CREATE_WITH_CONTAINER_TITLE_ADD);this.appendStatementInput("STACK");this.setTooltip(Blockly.Msg.LISTS_CREATE_WITH_CONTAINER_TOOLTIP);this.contextMenu=!1}};
-Blockly.Blocks.lists_create_with_item={init:function(){this.setColour(260);this.appendDummyInput().appendField(Blockly.Msg.LISTS_CREATE_WITH_ITEM_TITLE);this.setPreviousStatement(!0);this.setNextStatement(!0);this.setTooltip(Blockly.Msg.LISTS_CREATE_WITH_ITEM_TOOLTIP);this.contextMenu=!1}};
-Blockly.Blocks.lists_repeat={init:function(){this.setHelpUrl(Blockly.Msg.LISTS_REPEAT_HELPURL);this.setColour(260);this.setOutput(!0,"Array");this.interpolateMsg(Blockly.Msg.LISTS_REPEAT_TITLE,["ITEM",null,Blockly.ALIGN_RIGHT],["NUM","Number",Blockly.ALIGN_RIGHT],Blockly.ALIGN_RIGHT);this.setTooltip(Blockly.Msg.LISTS_REPEAT_TOOLTIP)}};
-Blockly.Blocks.lists_length={init:function(){this.setHelpUrl(Blockly.Msg.LISTS_LENGTH_HELPURL);this.setColour(260);this.interpolateMsg(Blockly.Msg.LISTS_LENGTH_TITLE,["VALUE",["Array","String"],Blockly.ALIGN_RIGHT],Blockly.ALIGN_RIGHT);this.setOutput(!0,"Number");this.setTooltip(Blockly.Msg.LISTS_LENGTH_TOOLTIP)}};
-Blockly.Blocks.lists_isEmpty={init:function(){this.setHelpUrl(Blockly.Msg.LISTS_IS_EMPTY_HELPURL);this.setColour(260);this.interpolateMsg(Blockly.Msg.LISTS_IS_EMPTY_TITLE,["VALUE",["Array","String"],Blockly.ALIGN_RIGHT],Blockly.ALIGN_RIGHT);this.setInputsInline(!0);this.setOutput(!0,"Boolean");this.setTooltip(Blockly.Msg.LISTS_TOOLTIP)}};
-Blockly.Blocks.lists_indexOf={init:function(){var a=[[Blockly.Msg.LISTS_INDEX_OF_FIRST,"FIRST"],[Blockly.Msg.LISTS_INDEX_OF_LAST,"LAST"]];this.setHelpUrl(Blockly.Msg.LISTS_INDEX_OF_HELPURL);this.setColour(260);this.setOutput(!0,"Number");this.appendValueInput("VALUE").setCheck("Array").appendField(Blockly.Msg.LISTS_INDEX_OF_INPUT_IN_LIST);this.appendValueInput("FIND").appendField(new Blockly.FieldDropdown(a),"END");this.setInputsInline(!0);this.setTooltip(Blockly.Msg.LISTS_INDEX_OF_TOOLTIP)}};
+Blockly.Blocks.colour_blend={init:function(){this.setHelpUrl(Blockly.Msg.COLOUR_BLEND_HELPURL);this.setColour(Blockly.Blocks.colour.HUE);this.appendValueInput("COLOUR1").setCheck("Colour").setAlign(Blockly.ALIGN_RIGHT).appendField(Blockly.Msg.COLOUR_BLEND_TITLE).appendField(Blockly.Msg.COLOUR_BLEND_COLOUR1);this.appendValueInput("COLOUR2").setCheck("Colour").setAlign(Blockly.ALIGN_RIGHT).appendField(Blockly.Msg.COLOUR_BLEND_COLOUR2);this.appendValueInput("RATIO").setCheck("Number").setAlign(Blockly.ALIGN_RIGHT).appendField(Blockly.Msg.COLOUR_BLEND_RATIO);
+this.setOutput(!0,"Colour");this.setTooltip(Blockly.Msg.COLOUR_BLEND_TOOLTIP)}};Blockly.Blocks.lists={};Blockly.Blocks.lists.HUE=260;Blockly.Blocks.lists_create_empty={init:function(){this.setHelpUrl(Blockly.Msg.LISTS_CREATE_EMPTY_HELPURL);this.setColour(Blockly.Blocks.lists.HUE);this.setOutput(!0,"Array");this.appendDummyInput().appendField(Blockly.Msg.LISTS_CREATE_EMPTY_TITLE);this.setTooltip(Blockly.Msg.LISTS_CREATE_EMPTY_TOOLTIP)}};
+Blockly.Blocks.lists_create_with={init:function(){this.setHelpUrl(Blockly.Msg.LISTS_CREATE_WITH_HELPURL);this.setColour(Blockly.Blocks.lists.HUE);this.itemCount_=3;this.updateShape_();this.setOutput(!0,"Array");this.setMutator(new Blockly.Mutator(["lists_create_with_item"]));this.setTooltip(Blockly.Msg.LISTS_CREATE_WITH_TOOLTIP)},mutationToDom:function(){var a=document.createElement("mutation");a.setAttribute("items",this.itemCount_);return a},domToMutation:function(a){this.itemCount_=parseInt(a.getAttribute("items"),
+10);this.updateShape_()},decompose:function(a){var b=Blockly.Block.obtain(a,"lists_create_with_container");b.initSvg();for(var c=b.getInput("STACK").connection,d=0;d<this.itemCount_;d++){var e=Blockly.Block.obtain(a,"lists_create_with_item");e.initSvg();c.connect(e.previousConnection);c=e.nextConnection}return b},compose:function(a){a=a.getInputTargetBlock("STACK");for(var b=[],c=0;a;)b[c]=a.valueConnection_,a=a.nextConnection&&a.nextConnection.targetBlock(),c++;this.itemCount_=c;this.updateShape_();
+for(c=0;c<this.itemCount_;c++)b[c]&&this.getInput("ADD"+c).connection.connect(b[c])},saveConnections:function(a){a=a.getInputTargetBlock("STACK");for(var b=0;a;){var c=this.getInput("ADD"+b);a.valueConnection_=c&&c.connection.targetConnection;b++;a=a.nextConnection&&a.nextConnection.targetBlock()}},updateShape_:function(){if(this.getInput("EMPTY"))this.removeInput("EMPTY");else for(var a=0;this.getInput("ADD"+a);)this.removeInput("ADD"+a),a++;if(0==this.itemCount_)this.appendDummyInput("EMPTY").appendField(Blockly.Msg.LISTS_CREATE_EMPTY_TITLE);
+else for(a=0;a<this.itemCount_;a++){var b=this.appendValueInput("ADD"+a);0==a&&b.appendField(Blockly.Msg.LISTS_CREATE_WITH_INPUT_WITH)}}};Blockly.Blocks.lists_create_with_container={init:function(){this.setColour(Blockly.Blocks.lists.HUE);this.appendDummyInput().appendField(Blockly.Msg.LISTS_CREATE_WITH_CONTAINER_TITLE_ADD);this.appendStatementInput("STACK");this.setTooltip(Blockly.Msg.LISTS_CREATE_WITH_CONTAINER_TOOLTIP);this.contextMenu=!1}};
+Blockly.Blocks.lists_create_with_item={init:function(){this.setColour(Blockly.Blocks.lists.HUE);this.appendDummyInput().appendField(Blockly.Msg.LISTS_CREATE_WITH_ITEM_TITLE);this.setPreviousStatement(!0);this.setNextStatement(!0);this.setTooltip(Blockly.Msg.LISTS_CREATE_WITH_ITEM_TOOLTIP);this.contextMenu=!1}};
+Blockly.Blocks.lists_repeat={init:function(){this.setHelpUrl(Blockly.Msg.LISTS_REPEAT_HELPURL);this.setColour(Blockly.Blocks.lists.HUE);this.setOutput(!0,"Array");this.interpolateMsg(Blockly.Msg.LISTS_REPEAT_TITLE,["ITEM",null,Blockly.ALIGN_RIGHT],["NUM","Number",Blockly.ALIGN_RIGHT],Blockly.ALIGN_RIGHT);this.setTooltip(Blockly.Msg.LISTS_REPEAT_TOOLTIP)}};
+Blockly.Blocks.lists_length={init:function(){this.setHelpUrl(Blockly.Msg.LISTS_LENGTH_HELPURL);this.setColour(Blockly.Blocks.lists.HUE);this.interpolateMsg(Blockly.Msg.LISTS_LENGTH_TITLE,["VALUE",["Array","String"],Blockly.ALIGN_RIGHT],Blockly.ALIGN_RIGHT);this.setOutput(!0,"Number");this.setTooltip(Blockly.Msg.LISTS_LENGTH_TOOLTIP)}};
+Blockly.Blocks.lists_isEmpty={init:function(){this.setHelpUrl(Blockly.Msg.LISTS_IS_EMPTY_HELPURL);this.setColour(Blockly.Blocks.lists.HUE);this.interpolateMsg(Blockly.Msg.LISTS_IS_EMPTY_TITLE,["VALUE",["Array","String"],Blockly.ALIGN_RIGHT],Blockly.ALIGN_RIGHT);this.setInputsInline(!0);this.setOutput(!0,"Boolean");this.setTooltip(Blockly.Msg.LISTS_TOOLTIP)}};
+Blockly.Blocks.lists_indexOf={init:function(){var a=[[Blockly.Msg.LISTS_INDEX_OF_FIRST,"FIRST"],[Blockly.Msg.LISTS_INDEX_OF_LAST,"LAST"]];this.setHelpUrl(Blockly.Msg.LISTS_INDEX_OF_HELPURL);this.setColour(Blockly.Blocks.lists.HUE);this.setOutput(!0,"Number");this.appendValueInput("VALUE").setCheck("Array").appendField(Blockly.Msg.LISTS_INDEX_OF_INPUT_IN_LIST);this.appendValueInput("FIND").appendField(new Blockly.FieldDropdown(a),"END");this.setInputsInline(!0);this.setTooltip(Blockly.Msg.LISTS_INDEX_OF_TOOLTIP)}};
 Blockly.Blocks.lists_getIndex={init:function(){var a=[[Blockly.Msg.LISTS_GET_INDEX_GET,"GET"],[Blockly.Msg.LISTS_GET_INDEX_GET_REMOVE,"GET_REMOVE"],[Blockly.Msg.LISTS_GET_INDEX_REMOVE,"REMOVE"]];this.WHERE_OPTIONS=[[Blockly.Msg.LISTS_GET_INDEX_FROM_START,"FROM_START"],[Blockly.Msg.LISTS_GET_INDEX_FROM_END,"FROM_END"],[Blockly.Msg.LISTS_GET_INDEX_FIRST,"FIRST"],[Blockly.Msg.LISTS_GET_INDEX_LAST,"LAST"],[Blockly.Msg.LISTS_GET_INDEX_RANDOM,"RANDOM"]];this.setHelpUrl(Blockly.Msg.LISTS_GET_INDEX_HELPURL);
-this.setColour(260);a=new Blockly.FieldDropdown(a,function(a){this.sourceBlock_.updateStatement_("REMOVE"==a)});this.appendValueInput("VALUE").setCheck("Array").appendField(Blockly.Msg.LISTS_GET_INDEX_INPUT_IN_LIST);this.appendDummyInput().appendField(a,"MODE").appendField("","SPACE");this.appendDummyInput("AT");Blockly.Msg.LISTS_GET_INDEX_TAIL&&this.appendDummyInput("TAIL").appendField(Blockly.Msg.LISTS_GET_INDEX_TAIL);this.setInputsInline(!0);this.setOutput(!0);this.updateAt_(!0);var b=this;this.setTooltip(function(){var a=
-b.getFieldValue("MODE")+"_"+b.getFieldValue("WHERE");return Blockly.Msg["LISTS_GET_INDEX_TOOLTIP_"+a]})},mutationToDom:function(){var a=document.createElement("mutation");a.setAttribute("statement",!this.outputConnection);var b=this.getInput("AT").type==Blockly.INPUT_VALUE;a.setAttribute("at",b);return a},domToMutation:function(a){var b="true"==a.getAttribute("statement");this.updateStatement_(b);a="false"!=a.getAttribute("at");this.updateAt_(a)},updateStatement_:function(a){a!=!this.outputConnection&&
-(this.unplug(!0,!0),a?(this.setOutput(!1),this.setPreviousStatement(!0),this.setNextStatement(!0)):(this.setPreviousStatement(!1),this.setNextStatement(!1),this.setOutput(!0)))},updateAt_:function(a){this.removeInput("AT");this.removeInput("ORDINAL",!0);a?(this.appendValueInput("AT").setCheck("Number"),Blockly.Msg.ORDINAL_NUMBER_SUFFIX&&this.appendDummyInput("ORDINAL").appendField(Blockly.Msg.ORDINAL_NUMBER_SUFFIX)):this.appendDummyInput("AT");var b=new Blockly.FieldDropdown(this.WHERE_OPTIONS,function(b){var d=
-"FROM_START"==b||"FROM_END"==b;if(d!=a){var e=this.sourceBlock_;e.updateAt_(d);e.setFieldValue(b,"WHERE");return null}});this.getInput("AT").appendField(b,"WHERE");Blockly.Msg.LISTS_GET_INDEX_TAIL&&this.moveInputBefore("TAIL",null)}};
-Blockly.Blocks.lists_setIndex={init:function(){var a=[[Blockly.Msg.LISTS_SET_INDEX_SET,"SET"],[Blockly.Msg.LISTS_SET_INDEX_INSERT,"INSERT"]];this.WHERE_OPTIONS=[[Blockly.Msg.LISTS_GET_INDEX_FROM_START,"FROM_START"],[Blockly.Msg.LISTS_GET_INDEX_FROM_END,"FROM_END"],[Blockly.Msg.LISTS_GET_INDEX_FIRST,"FIRST"],[Blockly.Msg.LISTS_GET_INDEX_LAST,"LAST"],[Blockly.Msg.LISTS_GET_INDEX_RANDOM,"RANDOM"]];this.setHelpUrl(Blockly.Msg.LISTS_SET_INDEX_HELPURL);this.setColour(260);this.appendValueInput("LIST").setCheck("Array").appendField(Blockly.Msg.LISTS_SET_INDEX_INPUT_IN_LIST);
+this.setColour(Blockly.Blocks.lists.HUE);a=new Blockly.FieldDropdown(a,function(a){this.sourceBlock_.updateStatement_("REMOVE"==a)});this.appendValueInput("VALUE").setCheck("Array").appendField(Blockly.Msg.LISTS_GET_INDEX_INPUT_IN_LIST);this.appendDummyInput().appendField(a,"MODE").appendField("","SPACE");this.appendDummyInput("AT");Blockly.Msg.LISTS_GET_INDEX_TAIL&&this.appendDummyInput("TAIL").appendField(Blockly.Msg.LISTS_GET_INDEX_TAIL);this.setInputsInline(!0);this.setOutput(!0);this.updateAt_(!0);
+var b=this;this.setTooltip(function(){var a=b.getFieldValue("MODE")+"_"+b.getFieldValue("WHERE");return Blockly.Msg["LISTS_GET_INDEX_TOOLTIP_"+a]})},mutationToDom:function(){var a=document.createElement("mutation");a.setAttribute("statement",!this.outputConnection);var b=this.getInput("AT").type==Blockly.INPUT_VALUE;a.setAttribute("at",b);return a},domToMutation:function(a){var b="true"==a.getAttribute("statement");this.updateStatement_(b);a="false"!=a.getAttribute("at");this.updateAt_(a)},updateStatement_:function(a){a!=
+!this.outputConnection&&(this.unplug(!0,!0),a?(this.setOutput(!1),this.setPreviousStatement(!0),this.setNextStatement(!0)):(this.setPreviousStatement(!1),this.setNextStatement(!1),this.setOutput(!0)))},updateAt_:function(a){this.removeInput("AT");this.removeInput("ORDINAL",!0);a?(this.appendValueInput("AT").setCheck("Number"),Blockly.Msg.ORDINAL_NUMBER_SUFFIX&&this.appendDummyInput("ORDINAL").appendField(Blockly.Msg.ORDINAL_NUMBER_SUFFIX)):this.appendDummyInput("AT");var b=new Blockly.FieldDropdown(this.WHERE_OPTIONS,
+function(b){var d="FROM_START"==b||"FROM_END"==b;if(d!=a){var e=this.sourceBlock_;e.updateAt_(d);e.setFieldValue(b,"WHERE");return null}});this.getInput("AT").appendField(b,"WHERE");Blockly.Msg.LISTS_GET_INDEX_TAIL&&this.moveInputBefore("TAIL",null)}};
+Blockly.Blocks.lists_setIndex={init:function(){var a=[[Blockly.Msg.LISTS_SET_INDEX_SET,"SET"],[Blockly.Msg.LISTS_SET_INDEX_INSERT,"INSERT"]];this.WHERE_OPTIONS=[[Blockly.Msg.LISTS_GET_INDEX_FROM_START,"FROM_START"],[Blockly.Msg.LISTS_GET_INDEX_FROM_END,"FROM_END"],[Blockly.Msg.LISTS_GET_INDEX_FIRST,"FIRST"],[Blockly.Msg.LISTS_GET_INDEX_LAST,"LAST"],[Blockly.Msg.LISTS_GET_INDEX_RANDOM,"RANDOM"]];this.setHelpUrl(Blockly.Msg.LISTS_SET_INDEX_HELPURL);this.setColour(Blockly.Blocks.lists.HUE);this.appendValueInput("LIST").setCheck("Array").appendField(Blockly.Msg.LISTS_SET_INDEX_INPUT_IN_LIST);
 this.appendDummyInput().appendField(new Blockly.FieldDropdown(a),"MODE").appendField("","SPACE");this.appendDummyInput("AT");this.appendValueInput("TO").appendField(Blockly.Msg.LISTS_SET_INDEX_INPUT_TO);this.setInputsInline(!0);this.setPreviousStatement(!0);this.setNextStatement(!0);this.setTooltip(Blockly.Msg.LISTS_SET_INDEX_TOOLTIP);this.updateAt_(!0);var b=this;this.setTooltip(function(){var a=b.getFieldValue("MODE")+"_"+b.getFieldValue("WHERE");return Blockly.Msg["LISTS_SET_INDEX_TOOLTIP_"+a]})},
 mutationToDom:function(){var a=document.createElement("mutation"),b=this.getInput("AT").type==Blockly.INPUT_VALUE;a.setAttribute("at",b);return a},domToMutation:function(a){a="false"!=a.getAttribute("at");this.updateAt_(a)},updateAt_:function(a){this.removeInput("AT");this.removeInput("ORDINAL",!0);a?(this.appendValueInput("AT").setCheck("Number"),Blockly.Msg.ORDINAL_NUMBER_SUFFIX&&this.appendDummyInput("ORDINAL").appendField(Blockly.Msg.ORDINAL_NUMBER_SUFFIX)):this.appendDummyInput("AT");var b=new Blockly.FieldDropdown(this.WHERE_OPTIONS,
 function(b){var d="FROM_START"==b||"FROM_END"==b;if(d!=a){var e=this.sourceBlock_;e.updateAt_(d);e.setFieldValue(b,"WHERE");return null}});this.moveInputBefore("AT","TO");this.getInput("ORDINAL")&&this.moveInputBefore("ORDINAL","TO");this.getInput("AT").appendField(b,"WHERE")}};
-Blockly.Blocks.lists_getSublist={init:function(){this.WHERE_OPTIONS_1=[[Blockly.Msg.LISTS_GET_SUBLIST_START_FROM_START,"FROM_START"],[Blockly.Msg.LISTS_GET_SUBLIST_START_FROM_END,"FROM_END"],[Blockly.Msg.LISTS_GET_SUBLIST_START_FIRST,"FIRST"]];this.WHERE_OPTIONS_2=[[Blockly.Msg.LISTS_GET_SUBLIST_END_FROM_START,"FROM_START"],[Blockly.Msg.LISTS_GET_SUBLIST_END_FROM_END,"FROM_END"],[Blockly.Msg.LISTS_GET_SUBLIST_END_LAST,"LAST"]];this.setHelpUrl(Blockly.Msg.LISTS_GET_SUBLIST_HELPURL);this.setColour(260);
+Blockly.Blocks.lists_getSublist={init:function(){this.WHERE_OPTIONS_1=[[Blockly.Msg.LISTS_GET_SUBLIST_START_FROM_START,"FROM_START"],[Blockly.Msg.LISTS_GET_SUBLIST_START_FROM_END,"FROM_END"],[Blockly.Msg.LISTS_GET_SUBLIST_START_FIRST,"FIRST"]];this.WHERE_OPTIONS_2=[[Blockly.Msg.LISTS_GET_SUBLIST_END_FROM_START,"FROM_START"],[Blockly.Msg.LISTS_GET_SUBLIST_END_FROM_END,"FROM_END"],[Blockly.Msg.LISTS_GET_SUBLIST_END_LAST,"LAST"]];this.setHelpUrl(Blockly.Msg.LISTS_GET_SUBLIST_HELPURL);this.setColour(Blockly.Blocks.lists.HUE);
 this.appendValueInput("LIST").setCheck("Array").appendField(Blockly.Msg.LISTS_GET_SUBLIST_INPUT_IN_LIST);this.appendDummyInput("AT1");this.appendDummyInput("AT2");Blockly.Msg.LISTS_GET_SUBLIST_TAIL&&this.appendDummyInput("TAIL").appendField(Blockly.Msg.LISTS_GET_SUBLIST_TAIL);this.setInputsInline(!0);this.setOutput(!0,"Array");this.updateAt_(1,!0);this.updateAt_(2,!0);this.setTooltip(Blockly.Msg.LISTS_GET_SUBLIST_TOOLTIP)},mutationToDom:function(){var a=document.createElement("mutation"),b=this.getInput("AT1").type==
 Blockly.INPUT_VALUE;a.setAttribute("at1",b);b=this.getInput("AT2").type==Blockly.INPUT_VALUE;a.setAttribute("at2",b);return a},domToMutation:function(a){var b="true"==a.getAttribute("at1");a="true"==a.getAttribute("at2");this.updateAt_(1,b);this.updateAt_(2,a)},updateAt_:function(a,b){this.removeInput("AT"+a);this.removeInput("ORDINAL"+a,!0);b?(this.appendValueInput("AT"+a).setCheck("Number"),Blockly.Msg.ORDINAL_NUMBER_SUFFIX&&this.appendDummyInput("ORDINAL"+a).appendField(Blockly.Msg.ORDINAL_NUMBER_SUFFIX)):
 this.appendDummyInput("AT"+a);var c=new Blockly.FieldDropdown(this["WHERE_OPTIONS_"+a],function(c){var e="FROM_START"==c||"FROM_END"==c;if(e!=b){var f=this.sourceBlock_;f.updateAt_(a,e);f.setFieldValue(c,"WHERE"+a);return null}});this.getInput("AT"+a).appendField(c,"WHERE"+a);1==a&&(this.moveInputBefore("AT1","AT2"),this.getInput("ORDINAL1")&&this.moveInputBefore("ORDINAL1","AT2"));Blockly.Msg.LISTS_GET_SUBLIST_TAIL&&this.moveInputBefore("TAIL",null)}};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.Blocks.logic={};
-Blockly.Blocks.controls_if={init:function(){this.setHelpUrl(Blockly.Msg.CONTROLS_IF_HELPURL);this.setColour(210);this.appendValueInput("IF0").setCheck("Boolean").appendField(Blockly.Msg.CONTROLS_IF_MSG_IF);this.appendStatementInput("DO0").appendField(Blockly.Msg.CONTROLS_IF_MSG_THEN);this.setPreviousStatement(!0);this.setNextStatement(!0);this.setMutator(new Blockly.Mutator(["controls_if_elseif","controls_if_else"]));var a=this;this.setTooltip(function(){if(a.elseifCount_||a.elseCount_){if(!a.elseifCount_&&
+Blockly.Blocks.lists_split={init:function(){var a=this,b=new Blockly.FieldDropdown([[Blockly.Msg.LISTS_SPLIT_LIST_FROM_TEXT,"SPLIT"],[Blockly.Msg.LISTS_SPLIT_TEXT_FROM_LIST,"JOIN"]],function(b){"SPLIT"==b?(a.outputConnection.setCheck("Array"),a.getInput("INPUT").setCheck("String")):(a.outputConnection.setCheck("String"),a.getInput("INPUT").setCheck("Array"))});this.setHelpUrl(Blockly.Msg.LISTS_SPLIT_HELPURL);this.setColour(Blockly.Blocks.lists.HUE);this.appendValueInput("INPUT").setCheck("String").appendField(b,
+"MODE");this.appendValueInput("DELIM").setCheck("String").appendField(Blockly.Msg.LISTS_SPLIT_WITH_DELIMITER);this.setInputsInline(!0);this.setOutput(!0,"Array");this.setTooltip(function(){var b=a.getFieldValue("MODE");if("SPLIT"==b)return Blockly.Msg.LISTS_SPLIT_TOOLTIP_SPLIT;if("JOIN"==b)return Blockly.Msg.LISTS_SPLIT_TOOLTIP_JOIN;throw"Unknown mode: "+b;})}};Blockly.Blocks.logic={};Blockly.Blocks.logic.HUE=210;
+Blockly.Blocks.controls_if={init:function(){this.setHelpUrl(Blockly.Msg.CONTROLS_IF_HELPURL);this.setColour(Blockly.Blocks.logic.HUE);this.appendValueInput("IF0").setCheck("Boolean").appendField(Blockly.Msg.CONTROLS_IF_MSG_IF);this.appendStatementInput("DO0").appendField(Blockly.Msg.CONTROLS_IF_MSG_THEN);this.setPreviousStatement(!0);this.setNextStatement(!0);this.setMutator(new Blockly.Mutator(["controls_if_elseif","controls_if_else"]));var a=this;this.setTooltip(function(){if(a.elseifCount_||a.elseCount_){if(!a.elseifCount_&&
 a.elseCount_)return Blockly.Msg.CONTROLS_IF_TOOLTIP_2;if(a.elseifCount_&&!a.elseCount_)return Blockly.Msg.CONTROLS_IF_TOOLTIP_3;if(a.elseifCount_&&a.elseCount_)return Blockly.Msg.CONTROLS_IF_TOOLTIP_4}else return Blockly.Msg.CONTROLS_IF_TOOLTIP_1;return""});this.elseCount_=this.elseifCount_=0},mutationToDom:function(){if(!this.elseifCount_&&!this.elseCount_)return null;var a=document.createElement("mutation");this.elseifCount_&&a.setAttribute("elseif",this.elseifCount_);this.elseCount_&&a.setAttribute("else",
 1);return a},domToMutation:function(a){this.elseifCount_=parseInt(a.getAttribute("elseif"),10);this.elseCount_=parseInt(a.getAttribute("else"),10);for(a=1;a<=this.elseifCount_;a++)this.appendValueInput("IF"+a).setCheck("Boolean").appendField(Blockly.Msg.CONTROLS_IF_MSG_ELSEIF),this.appendStatementInput("DO"+a).appendField(Blockly.Msg.CONTROLS_IF_MSG_THEN);this.elseCount_&&this.appendStatementInput("ELSE").appendField(Blockly.Msg.CONTROLS_IF_MSG_ELSE)},decompose:function(a){var b=Blockly.Block.obtain(a,
 "controls_if_if");b.initSvg();for(var c=b.getInput("STACK").connection,d=1;d<=this.elseifCount_;d++){var e=Blockly.Block.obtain(a,"controls_if_elseif");e.initSvg();c.connect(e.previousConnection);c=e.nextConnection}this.elseCount_&&(a=Blockly.Block.obtain(a,"controls_if_else"),a.initSvg(),c.connect(a.previousConnection));return b},compose:function(a){this.elseCount_&&this.removeInput("ELSE");this.elseCount_=0;for(var b=this.elseifCount_;0<b;b--)this.removeInput("IF"+b),this.removeInput("DO"+b);this.elseifCount_=
 0;for(a=a.getInputTargetBlock("STACK");a;){switch(a.type){case "controls_if_elseif":this.elseifCount_++;var b=this.appendValueInput("IF"+this.elseifCount_).setCheck("Boolean").appendField(Blockly.Msg.CONTROLS_IF_MSG_ELSEIF),c=this.appendStatementInput("DO"+this.elseifCount_);c.appendField(Blockly.Msg.CONTROLS_IF_MSG_THEN);a.valueConnection_&&b.connection.connect(a.valueConnection_);a.statementConnection_&&c.connection.connect(a.statementConnection_);break;case "controls_if_else":this.elseCount_++;
 b=this.appendStatementInput("ELSE");b.appendField(Blockly.Msg.CONTROLS_IF_MSG_ELSE);a.statementConnection_&&b.connection.connect(a.statementConnection_);break;default:throw"Unknown block type.";}a=a.nextConnection&&a.nextConnection.targetBlock()}},saveConnections:function(a){a=a.getInputTargetBlock("STACK");for(var b=1;a;){switch(a.type){case "controls_if_elseif":var c=this.getInput("IF"+b),d=this.getInput("DO"+b);a.valueConnection_=c&&c.connection.targetConnection;a.statementConnection_=d&&d.connection.targetConnection;
-b++;break;case "controls_if_else":d=this.getInput("ELSE");a.statementConnection_=d&&d.connection.targetConnection;break;default:throw"Unknown block type.";}a=a.nextConnection&&a.nextConnection.targetBlock()}}};Blockly.Blocks.controls_if_if={init:function(){this.setColour(210);this.appendDummyInput().appendField(Blockly.Msg.CONTROLS_IF_IF_TITLE_IF);this.appendStatementInput("STACK");this.setTooltip(Blockly.Msg.CONTROLS_IF_IF_TOOLTIP);this.contextMenu=!1}};
-Blockly.Blocks.controls_if_elseif={init:function(){this.setColour(210);this.appendDummyInput().appendField(Blockly.Msg.CONTROLS_IF_ELSEIF_TITLE_ELSEIF);this.setPreviousStatement(!0);this.setNextStatement(!0);this.setTooltip(Blockly.Msg.CONTROLS_IF_ELSEIF_TOOLTIP);this.contextMenu=!1}};
-Blockly.Blocks.controls_if_else={init:function(){this.setColour(210);this.appendDummyInput().appendField(Blockly.Msg.CONTROLS_IF_ELSE_TITLE_ELSE);this.setPreviousStatement(!0);this.setTooltip(Blockly.Msg.CONTROLS_IF_ELSE_TOOLTIP);this.contextMenu=!1}};
-Blockly.Blocks.logic_compare={init:function(){var a=Blockly.RTL?[["=","EQ"],["\u2260","NEQ"],[">","LT"],["\u2265","LTE"],["<","GT"],["\u2264","GTE"]]:[["=","EQ"],["\u2260","NEQ"],["<","LT"],["\u2264","LTE"],[">","GT"],["\u2265","GTE"]];this.setHelpUrl(Blockly.Msg.LOGIC_COMPARE_HELPURL);this.setColour(210);this.setOutput(!0,"Boolean");this.appendValueInput("A");this.appendValueInput("B").appendField(new Blockly.FieldDropdown(a),"OP");this.setInputsInline(!0);var b=this;this.setTooltip(function(){var a=
-b.getFieldValue("OP");return{EQ:Blockly.Msg.LOGIC_COMPARE_TOOLTIP_EQ,NEQ:Blockly.Msg.LOGIC_COMPARE_TOOLTIP_NEQ,LT:Blockly.Msg.LOGIC_COMPARE_TOOLTIP_LT,LTE:Blockly.Msg.LOGIC_COMPARE_TOOLTIP_LTE,GT:Blockly.Msg.LOGIC_COMPARE_TOOLTIP_GT,GTE:Blockly.Msg.LOGIC_COMPARE_TOOLTIP_GTE}[a]})}};
-Blockly.Blocks.logic_operation={init:function(){var a=[[Blockly.Msg.LOGIC_OPERATION_AND,"AND"],[Blockly.Msg.LOGIC_OPERATION_OR,"OR"]];this.setHelpUrl(Blockly.Msg.LOGIC_OPERATION_HELPURL);this.setColour(210);this.setOutput(!0,"Boolean");this.appendValueInput("A").setCheck("Boolean");this.appendValueInput("B").setCheck("Boolean").appendField(new Blockly.FieldDropdown(a),"OP");this.setInputsInline(!0);var b=this;this.setTooltip(function(){var a=b.getFieldValue("OP");return{AND:Blockly.Msg.LOGIC_OPERATION_TOOLTIP_AND,
-OR:Blockly.Msg.LOGIC_OPERATION_TOOLTIP_OR}[a]})}};Blockly.Blocks.logic_negate={init:function(){this.setHelpUrl(Blockly.Msg.LOGIC_NEGATE_HELPURL);this.setColour(210);this.setOutput(!0,"Boolean");this.interpolateMsg(Blockly.Msg.LOGIC_NEGATE_TITLE,["BOOL","Boolean",Blockly.ALIGN_RIGHT],Blockly.ALIGN_RIGHT);this.setTooltip(Blockly.Msg.LOGIC_NEGATE_TOOLTIP)}};
-Blockly.Blocks.logic_boolean={init:function(){var a=[[Blockly.Msg.LOGIC_BOOLEAN_TRUE,"TRUE"],[Blockly.Msg.LOGIC_BOOLEAN_FALSE,"FALSE"]];this.setHelpUrl(Blockly.Msg.LOGIC_BOOLEAN_HELPURL);this.setColour(210);this.setOutput(!0,"Boolean");this.appendDummyInput().appendField(new Blockly.FieldDropdown(a),"BOOL");this.setTooltip(Blockly.Msg.LOGIC_BOOLEAN_TOOLTIP)}};
-Blockly.Blocks.logic_null={init:function(){this.setHelpUrl(Blockly.Msg.LOGIC_NULL_HELPURL);this.setColour(210);this.setOutput(!0);this.appendDummyInput().appendField(Blockly.Msg.LOGIC_NULL);this.setTooltip(Blockly.Msg.LOGIC_NULL_TOOLTIP)}};
-Blockly.Blocks.logic_ternary={init:function(){this.setHelpUrl(Blockly.Msg.LOGIC_TERNARY_HELPURL);this.setColour(210);this.appendValueInput("IF").setCheck("Boolean").appendField(Blockly.Msg.LOGIC_TERNARY_CONDITION);this.appendValueInput("THEN").appendField(Blockly.Msg.LOGIC_TERNARY_IF_TRUE);this.appendValueInput("ELSE").appendField(Blockly.Msg.LOGIC_TERNARY_IF_FALSE);this.setOutput(!0);this.setTooltip(Blockly.Msg.LOGIC_TERNARY_TOOLTIP)}};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.Blocks.loops={};
-Blockly.Blocks.controls_repeat={init:function(){this.setHelpUrl(Blockly.Msg.CONTROLS_REPEAT_HELPURL);this.setColour(120);this.appendDummyInput().appendField(Blockly.Msg.CONTROLS_REPEAT_TITLE_REPEAT).appendField(new Blockly.FieldTextInput("10",Blockly.FieldTextInput.nonnegativeIntegerValidator),"TIMES").appendField(Blockly.Msg.CONTROLS_REPEAT_TITLE_TIMES);this.appendStatementInput("DO").appendField(Blockly.Msg.CONTROLS_REPEAT_INPUT_DO);this.setPreviousStatement(!0);this.setNextStatement(!0);this.setTooltip(Blockly.Msg.CONTROLS_REPEAT_TOOLTIP)}};
-Blockly.Blocks.controls_repeat_ext={init:function(){this.setHelpUrl(Blockly.Msg.CONTROLS_REPEAT_HELPURL);this.setColour(120);this.interpolateMsg(Blockly.Msg.CONTROLS_REPEAT_TITLE,["TIMES","Number",Blockly.ALIGN_RIGHT],Blockly.ALIGN_RIGHT);this.appendStatementInput("DO").appendField(Blockly.Msg.CONTROLS_REPEAT_INPUT_DO);this.setPreviousStatement(!0);this.setNextStatement(!0);this.setInputsInline(!0);this.setTooltip(Blockly.Msg.CONTROLS_REPEAT_TOOLTIP)}};
-Blockly.Blocks.controls_whileUntil={init:function(){var a=[[Blockly.Msg.CONTROLS_WHILEUNTIL_OPERATOR_WHILE,"WHILE"],[Blockly.Msg.CONTROLS_WHILEUNTIL_OPERATOR_UNTIL,"UNTIL"]];this.setHelpUrl(Blockly.Msg.CONTROLS_WHILEUNTIL_HELPURL);this.setColour(120);this.appendValueInput("BOOL").setCheck("Boolean").appendField(new Blockly.FieldDropdown(a),"MODE");this.appendStatementInput("DO").appendField(Blockly.Msg.CONTROLS_WHILEUNTIL_INPUT_DO);this.setPreviousStatement(!0);this.setNextStatement(!0);var b=this;
-this.setTooltip(function(){var a=b.getFieldValue("MODE");return{WHILE:Blockly.Msg.CONTROLS_WHILEUNTIL_TOOLTIP_WHILE,UNTIL:Blockly.Msg.CONTROLS_WHILEUNTIL_TOOLTIP_UNTIL}[a]})}};
-Blockly.Blocks.controls_for={init:function(){this.setHelpUrl(Blockly.Msg.CONTROLS_FOR_HELPURL);this.setColour(120);this.appendDummyInput().appendField(Blockly.Msg.CONTROLS_FOR_INPUT_WITH).appendField(new Blockly.FieldVariable(null),"VAR");this.interpolateMsg(Blockly.Msg.CONTROLS_FOR_INPUT_FROM_TO_BY,["FROM","Number",Blockly.ALIGN_RIGHT],["TO","Number",Blockly.ALIGN_RIGHT],["BY","Number",Blockly.ALIGN_RIGHT],Blockly.ALIGN_RIGHT);this.appendStatementInput("DO").appendField(Blockly.Msg.CONTROLS_FOR_INPUT_DO);
+b++;break;case "controls_if_else":d=this.getInput("ELSE");a.statementConnection_=d&&d.connection.targetConnection;break;default:throw"Unknown block type.";}a=a.nextConnection&&a.nextConnection.targetBlock()}}};Blockly.Blocks.controls_if_if={init:function(){this.setColour(Blockly.Blocks.logic.HUE);this.appendDummyInput().appendField(Blockly.Msg.CONTROLS_IF_IF_TITLE_IF);this.appendStatementInput("STACK");this.setTooltip(Blockly.Msg.CONTROLS_IF_IF_TOOLTIP);this.contextMenu=!1}};
+Blockly.Blocks.controls_if_elseif={init:function(){this.setColour(Blockly.Blocks.logic.HUE);this.appendDummyInput().appendField(Blockly.Msg.CONTROLS_IF_ELSEIF_TITLE_ELSEIF);this.setPreviousStatement(!0);this.setNextStatement(!0);this.setTooltip(Blockly.Msg.CONTROLS_IF_ELSEIF_TOOLTIP);this.contextMenu=!1}};
+Blockly.Blocks.controls_if_else={init:function(){this.setColour(Blockly.Blocks.logic.HUE);this.appendDummyInput().appendField(Blockly.Msg.CONTROLS_IF_ELSE_TITLE_ELSE);this.setPreviousStatement(!0);this.setTooltip(Blockly.Msg.CONTROLS_IF_ELSE_TOOLTIP);this.contextMenu=!1}};
+Blockly.Blocks.logic_compare={init:function(){var a=Blockly.RTL?[["=","EQ"],["\u2260","NEQ"],[">","LT"],["\u2265","LTE"],["<","GT"],["\u2264","GTE"]]:[["=","EQ"],["\u2260","NEQ"],["<","LT"],["\u2264","LTE"],[">","GT"],["\u2265","GTE"]];this.setHelpUrl(Blockly.Msg.LOGIC_COMPARE_HELPURL);this.setColour(Blockly.Blocks.logic.HUE);this.setOutput(!0,"Boolean");this.appendValueInput("A");this.appendValueInput("B").appendField(new Blockly.FieldDropdown(a),"OP");this.setInputsInline(!0);var b=this;this.setTooltip(function(){var a=
+b.getFieldValue("OP");return{EQ:Blockly.Msg.LOGIC_COMPARE_TOOLTIP_EQ,NEQ:Blockly.Msg.LOGIC_COMPARE_TOOLTIP_NEQ,LT:Blockly.Msg.LOGIC_COMPARE_TOOLTIP_LT,LTE:Blockly.Msg.LOGIC_COMPARE_TOOLTIP_LTE,GT:Blockly.Msg.LOGIC_COMPARE_TOOLTIP_GT,GTE:Blockly.Msg.LOGIC_COMPARE_TOOLTIP_GTE}[a]});this.prevBlocks_=[null,null]},onchange:function(){if(this.workspace){var a=this.getInputTargetBlock("A"),b=this.getInputTargetBlock("B");if(a&&b&&!a.outputConnection.checkType_(b.outputConnection))for(var c=0;c<this.prevBlocks_.length;c++){var d=
+this.prevBlocks_[c];if(d===a||d===b)d.setParent(null),d.bumpNeighbours_()}this.prevBlocks_[0]=a;this.prevBlocks_[1]=b}}};
+Blockly.Blocks.logic_operation={init:function(){var a=[[Blockly.Msg.LOGIC_OPERATION_AND,"AND"],[Blockly.Msg.LOGIC_OPERATION_OR,"OR"]];this.setHelpUrl(Blockly.Msg.LOGIC_OPERATION_HELPURL);this.setColour(Blockly.Blocks.logic.HUE);this.setOutput(!0,"Boolean");this.appendValueInput("A").setCheck("Boolean");this.appendValueInput("B").setCheck("Boolean").appendField(new Blockly.FieldDropdown(a),"OP");this.setInputsInline(!0);var b=this;this.setTooltip(function(){var a=b.getFieldValue("OP");return{AND:Blockly.Msg.LOGIC_OPERATION_TOOLTIP_AND,
+OR:Blockly.Msg.LOGIC_OPERATION_TOOLTIP_OR}[a]})}};Blockly.Blocks.logic_negate={init:function(){this.setHelpUrl(Blockly.Msg.LOGIC_NEGATE_HELPURL);this.setColour(Blockly.Blocks.logic.HUE);this.setOutput(!0,"Boolean");this.interpolateMsg(Blockly.Msg.LOGIC_NEGATE_TITLE,["BOOL","Boolean",Blockly.ALIGN_RIGHT],Blockly.ALIGN_RIGHT);this.setTooltip(Blockly.Msg.LOGIC_NEGATE_TOOLTIP)}};
+Blockly.Blocks.logic_boolean={init:function(){var a=[[Blockly.Msg.LOGIC_BOOLEAN_TRUE,"TRUE"],[Blockly.Msg.LOGIC_BOOLEAN_FALSE,"FALSE"]];this.setHelpUrl(Blockly.Msg.LOGIC_BOOLEAN_HELPURL);this.setColour(Blockly.Blocks.logic.HUE);this.setOutput(!0,"Boolean");this.appendDummyInput().appendField(new Blockly.FieldDropdown(a),"BOOL");this.setTooltip(Blockly.Msg.LOGIC_BOOLEAN_TOOLTIP)}};
+Blockly.Blocks.logic_null={init:function(){this.setHelpUrl(Blockly.Msg.LOGIC_NULL_HELPURL);this.setColour(Blockly.Blocks.logic.HUE);this.setOutput(!0);this.appendDummyInput().appendField(Blockly.Msg.LOGIC_NULL);this.setTooltip(Blockly.Msg.LOGIC_NULL_TOOLTIP)}};
+Blockly.Blocks.logic_ternary={init:function(){this.setHelpUrl(Blockly.Msg.LOGIC_TERNARY_HELPURL);this.setColour(Blockly.Blocks.logic.HUE);this.appendValueInput("IF").setCheck("Boolean").appendField(Blockly.Msg.LOGIC_TERNARY_CONDITION);this.appendValueInput("THEN").appendField(Blockly.Msg.LOGIC_TERNARY_IF_TRUE);this.appendValueInput("ELSE").appendField(Blockly.Msg.LOGIC_TERNARY_IF_FALSE);this.setOutput(!0);this.setTooltip(Blockly.Msg.LOGIC_TERNARY_TOOLTIP);this.prevParentConnection_=null},onchange:function(){if(this.workspace){var a=
+this.getInputTargetBlock("THEN"),b=this.getInputTargetBlock("ELSE"),c=this.outputConnection.targetConnection;if((a||b)&&c)for(var d=0;2>d;d++){var e=1==d?a:b;e&&!e.outputConnection.checkType_(c)&&(c===this.prevParentConnection_?(this.setParent(null),c.sourceBlock_.bumpNeighbours_()):(e.setParent(null),e.bumpNeighbours_()))}this.prevParentConnection_=c}}};Blockly.Blocks.loops={};Blockly.Blocks.loops.HUE=120;
+Blockly.Blocks.controls_repeat={init:function(){this.setHelpUrl(Blockly.Msg.CONTROLS_REPEAT_HELPURL);this.setColour(Blockly.Blocks.loops.HUE);this.appendDummyInput().appendField(Blockly.Msg.CONTROLS_REPEAT_TITLE_REPEAT).appendField(new Blockly.FieldTextInput("10",Blockly.FieldTextInput.nonnegativeIntegerValidator),"TIMES").appendField(Blockly.Msg.CONTROLS_REPEAT_TITLE_TIMES);this.appendStatementInput("DO").appendField(Blockly.Msg.CONTROLS_REPEAT_INPUT_DO);this.setPreviousStatement(!0);this.setNextStatement(!0);
+this.setTooltip(Blockly.Msg.CONTROLS_REPEAT_TOOLTIP)}};Blockly.Blocks.controls_repeat_ext={init:function(){this.setHelpUrl(Blockly.Msg.CONTROLS_REPEAT_HELPURL);this.setColour(Blockly.Blocks.loops.HUE);this.interpolateMsg(Blockly.Msg.CONTROLS_REPEAT_TITLE,["TIMES","Number",Blockly.ALIGN_RIGHT],Blockly.ALIGN_RIGHT);this.appendStatementInput("DO").appendField(Blockly.Msg.CONTROLS_REPEAT_INPUT_DO);this.setPreviousStatement(!0);this.setNextStatement(!0);this.setInputsInline(!0);this.setTooltip(Blockly.Msg.CONTROLS_REPEAT_TOOLTIP)}};
+Blockly.Blocks.controls_whileUntil={init:function(){var a=[[Blockly.Msg.CONTROLS_WHILEUNTIL_OPERATOR_WHILE,"WHILE"],[Blockly.Msg.CONTROLS_WHILEUNTIL_OPERATOR_UNTIL,"UNTIL"]];this.setHelpUrl(Blockly.Msg.CONTROLS_WHILEUNTIL_HELPURL);this.setColour(Blockly.Blocks.loops.HUE);this.appendValueInput("BOOL").setCheck("Boolean").appendField(new Blockly.FieldDropdown(a),"MODE");this.appendStatementInput("DO").appendField(Blockly.Msg.CONTROLS_WHILEUNTIL_INPUT_DO);this.setPreviousStatement(!0);this.setNextStatement(!0);
+var b=this;this.setTooltip(function(){var a=b.getFieldValue("MODE");return{WHILE:Blockly.Msg.CONTROLS_WHILEUNTIL_TOOLTIP_WHILE,UNTIL:Blockly.Msg.CONTROLS_WHILEUNTIL_TOOLTIP_UNTIL}[a]})}};
+Blockly.Blocks.controls_for={init:function(){this.setHelpUrl(Blockly.Msg.CONTROLS_FOR_HELPURL);this.setColour(Blockly.Blocks.loops.HUE);this.appendDummyInput().appendField(Blockly.Msg.CONTROLS_FOR_INPUT_WITH).appendField(new Blockly.FieldVariable(null),"VAR");this.interpolateMsg(Blockly.Msg.CONTROLS_FOR_INPUT_FROM_TO_BY,["FROM","Number",Blockly.ALIGN_RIGHT],["TO","Number",Blockly.ALIGN_RIGHT],["BY","Number",Blockly.ALIGN_RIGHT],Blockly.ALIGN_RIGHT);this.appendStatementInput("DO").appendField(Blockly.Msg.CONTROLS_FOR_INPUT_DO);
 this.setPreviousStatement(!0);this.setNextStatement(!0);this.setInputsInline(!0);var a=this;this.setTooltip(function(){return Blockly.Msg.CONTROLS_FOR_TOOLTIP.replace("%1",a.getFieldValue("VAR"))})},getVars:function(){return[this.getFieldValue("VAR")]},renameVar:function(a,b){Blockly.Names.equals(a,this.getFieldValue("VAR"))&&this.setFieldValue(b,"VAR")},customContextMenu:function(a){if(!this.isCollapsed()){var b={enabled:!0},c=this.getFieldValue("VAR");b.text=Blockly.Msg.VARIABLES_SET_CREATE_GET.replace("%1",
 c);c=goog.dom.createDom("field",null,c);c.setAttribute("name","VAR");c=goog.dom.createDom("block",null,c);c.setAttribute("type","variables_get");b.callback=Blockly.ContextMenu.callbackFactory(this,c);a.push(b)}}};
-Blockly.Blocks.controls_forEach={init:function(){this.setHelpUrl(Blockly.Msg.CONTROLS_FOREACH_HELPURL);this.setColour(120);this.appendValueInput("LIST").setCheck("Array").appendField(Blockly.Msg.CONTROLS_FOREACH_INPUT_ITEM).appendField(new Blockly.FieldVariable(null),"VAR").appendField(Blockly.Msg.CONTROLS_FOREACH_INPUT_INLIST);Blockly.Msg.CONTROLS_FOREACH_INPUT_INLIST_TAIL&&(this.appendDummyInput().appendField(Blockly.Msg.CONTROLS_FOREACH_INPUT_INLIST_TAIL),this.setInputsInline(!0));this.appendStatementInput("DO").appendField(Blockly.Msg.CONTROLS_FOREACH_INPUT_DO);
-this.setPreviousStatement(!0);this.setNextStatement(!0);var a=this;this.setTooltip(function(){return Blockly.Msg.CONTROLS_FOREACH_TOOLTIP.replace("%1",a.getFieldValue("VAR"))})},getVars:function(){return[this.getFieldValue("VAR")]},renameVar:function(a,b){Blockly.Names.equals(a,this.getFieldValue("VAR"))&&this.setFieldValue(b,"VAR")},customContextMenu:Blockly.Blocks.controls_for.customContextMenu};
-Blockly.Blocks.controls_flow_statements={init:function(){var a=[[Blockly.Msg.CONTROLS_FLOW_STATEMENTS_OPERATOR_BREAK,"BREAK"],[Blockly.Msg.CONTROLS_FLOW_STATEMENTS_OPERATOR_CONTINUE,"CONTINUE"]];this.setHelpUrl(Blockly.Msg.CONTROLS_FLOW_STATEMENTS_HELPURL);this.setColour(120);this.appendDummyInput().appendField(new Blockly.FieldDropdown(a),"FLOW");this.setPreviousStatement(!0);var b=this;this.setTooltip(function(){var a=b.getFieldValue("FLOW");return{BREAK:Blockly.Msg.CONTROLS_FLOW_STATEMENTS_TOOLTIP_BREAK,
-CONTINUE:Blockly.Msg.CONTROLS_FLOW_STATEMENTS_TOOLTIP_CONTINUE}[a]})},onchange:function(){if(this.workspace){var a=!1,b=this;do{if("controls_repeat"==b.type||"controls_repeat_ext"==b.type||"controls_forEach"==b.type||"controls_for"==b.type||"controls_whileUntil"==b.type){a=!0;break}b=b.getSurroundParent()}while(b);a?this.setWarningText(null):this.setWarningText(Blockly.Msg.CONTROLS_FLOW_STATEMENTS_WARNING)}}};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.Blocks.math={};Blockly.Blocks.math_number={init:function(){this.setHelpUrl(Blockly.Msg.MATH_NUMBER_HELPURL);this.setColour(230);this.appendDummyInput().appendField(new Blockly.FieldTextInput("0",Blockly.FieldTextInput.numberValidator),"NUM");this.setOutput(!0,"Number");this.setTooltip(Blockly.Msg.MATH_NUMBER_TOOLTIP)}};
-Blockly.Blocks.math_arithmetic={init:function(){var a=[[Blockly.Msg.MATH_ADDITION_SYMBOL,"ADD"],[Blockly.Msg.MATH_SUBTRACTION_SYMBOL,"MINUS"],[Blockly.Msg.MATH_MULTIPLICATION_SYMBOL,"MULTIPLY"],[Blockly.Msg.MATH_DIVISION_SYMBOL,"DIVIDE"],[Blockly.Msg.MATH_POWER_SYMBOL,"POWER"]];this.setHelpUrl(Blockly.Msg.MATH_ARITHMETIC_HELPURL);this.setColour(230);this.setOutput(!0,"Number");this.appendValueInput("A").setCheck("Number");this.appendValueInput("B").setCheck("Number").appendField(new Blockly.FieldDropdown(a),
+Blockly.Blocks.controls_forEach={init:function(){this.setHelpUrl(Blockly.Msg.CONTROLS_FOREACH_HELPURL);this.setColour(Blockly.Blocks.loops.HUE);this.appendValueInput("LIST").setCheck("Array").appendField(Blockly.Msg.CONTROLS_FOREACH_INPUT_ITEM).appendField(new Blockly.FieldVariable(null),"VAR").appendField(Blockly.Msg.CONTROLS_FOREACH_INPUT_INLIST);Blockly.Msg.CONTROLS_FOREACH_INPUT_INLIST_TAIL&&(this.appendDummyInput().appendField(Blockly.Msg.CONTROLS_FOREACH_INPUT_INLIST_TAIL),this.setInputsInline(!0));
+this.appendStatementInput("DO").appendField(Blockly.Msg.CONTROLS_FOREACH_INPUT_DO);this.setPreviousStatement(!0);this.setNextStatement(!0);var a=this;this.setTooltip(function(){return Blockly.Msg.CONTROLS_FOREACH_TOOLTIP.replace("%1",a.getFieldValue("VAR"))})},getVars:function(){return[this.getFieldValue("VAR")]},renameVar:function(a,b){Blockly.Names.equals(a,this.getFieldValue("VAR"))&&this.setFieldValue(b,"VAR")},customContextMenu:Blockly.Blocks.controls_for.customContextMenu};
+Blockly.Blocks.controls_flow_statements={init:function(){var a=[[Blockly.Msg.CONTROLS_FLOW_STATEMENTS_OPERATOR_BREAK,"BREAK"],[Blockly.Msg.CONTROLS_FLOW_STATEMENTS_OPERATOR_CONTINUE,"CONTINUE"]];this.setHelpUrl(Blockly.Msg.CONTROLS_FLOW_STATEMENTS_HELPURL);this.setColour(Blockly.Blocks.loops.HUE);this.appendDummyInput().appendField(new Blockly.FieldDropdown(a),"FLOW");this.setPreviousStatement(!0);var b=this;this.setTooltip(function(){var a=b.getFieldValue("FLOW");return{BREAK:Blockly.Msg.CONTROLS_FLOW_STATEMENTS_TOOLTIP_BREAK,
+CONTINUE:Blockly.Msg.CONTROLS_FLOW_STATEMENTS_TOOLTIP_CONTINUE}[a]})},onchange:function(){if(this.workspace){var a=!1,b=this;do{if("controls_repeat"==b.type||"controls_repeat_ext"==b.type||"controls_forEach"==b.type||"controls_for"==b.type||"controls_whileUntil"==b.type){a=!0;break}b=b.getSurroundParent()}while(b);a?this.setWarningText(null):this.setWarningText(Blockly.Msg.CONTROLS_FLOW_STATEMENTS_WARNING)}}};Blockly.Blocks.math={};Blockly.Blocks.math.HUE=230;Blockly.Blocks.math_number={init:function(){this.setHelpUrl(Blockly.Msg.MATH_NUMBER_HELPURL);this.setColour(Blockly.Blocks.math.HUE);this.appendDummyInput().appendField(new Blockly.FieldTextInput("0",Blockly.FieldTextInput.numberValidator),"NUM");this.setOutput(!0,"Number");this.setTooltip(Blockly.Msg.MATH_NUMBER_TOOLTIP)}};
+Blockly.Blocks.math_arithmetic={init:function(){var a=[[Blockly.Msg.MATH_ADDITION_SYMBOL,"ADD"],[Blockly.Msg.MATH_SUBTRACTION_SYMBOL,"MINUS"],[Blockly.Msg.MATH_MULTIPLICATION_SYMBOL,"MULTIPLY"],[Blockly.Msg.MATH_DIVISION_SYMBOL,"DIVIDE"],[Blockly.Msg.MATH_POWER_SYMBOL,"POWER"]];this.setHelpUrl(Blockly.Msg.MATH_ARITHMETIC_HELPURL);this.setColour(Blockly.Blocks.math.HUE);this.setOutput(!0,"Number");this.appendValueInput("A").setCheck("Number");this.appendValueInput("B").setCheck("Number").appendField(new Blockly.FieldDropdown(a),
 "OP");this.setInputsInline(!0);var b=this;this.setTooltip(function(){var a=b.getFieldValue("OP");return{ADD:Blockly.Msg.MATH_ARITHMETIC_TOOLTIP_ADD,MINUS:Blockly.Msg.MATH_ARITHMETIC_TOOLTIP_MINUS,MULTIPLY:Blockly.Msg.MATH_ARITHMETIC_TOOLTIP_MULTIPLY,DIVIDE:Blockly.Msg.MATH_ARITHMETIC_TOOLTIP_DIVIDE,POWER:Blockly.Msg.MATH_ARITHMETIC_TOOLTIP_POWER}[a]})}};
-Blockly.Blocks.math_single={init:function(){var a=[[Blockly.Msg.MATH_SINGLE_OP_ROOT,"ROOT"],[Blockly.Msg.MATH_SINGLE_OP_ABSOLUTE,"ABS"],["-","NEG"],["ln","LN"],["log10","LOG10"],["e^","EXP"],["10^","POW10"]];this.setHelpUrl(Blockly.Msg.MATH_SINGLE_HELPURL);this.setColour(230);this.setOutput(!0,"Number");this.interpolateMsg("%1 %2",["OP",new Blockly.FieldDropdown(a)],["NUM","Number",Blockly.ALIGN_RIGHT],Blockly.ALIGN_RIGHT);var b=this;this.setTooltip(function(){var a=b.getFieldValue("OP");return{ROOT:Blockly.Msg.MATH_SINGLE_TOOLTIP_ROOT,
-ABS:Blockly.Msg.MATH_SINGLE_TOOLTIP_ABS,NEG:Blockly.Msg.MATH_SINGLE_TOOLTIP_NEG,LN:Blockly.Msg.MATH_SINGLE_TOOLTIP_LN,LOG10:Blockly.Msg.MATH_SINGLE_TOOLTIP_LOG10,EXP:Blockly.Msg.MATH_SINGLE_TOOLTIP_EXP,POW10:Blockly.Msg.MATH_SINGLE_TOOLTIP_POW10}[a]})}};
-Blockly.Blocks.math_trig={init:function(){var a=[[Blockly.Msg.MATH_TRIG_SIN,"SIN"],[Blockly.Msg.MATH_TRIG_COS,"COS"],[Blockly.Msg.MATH_TRIG_TAN,"TAN"],[Blockly.Msg.MATH_TRIG_ASIN,"ASIN"],[Blockly.Msg.MATH_TRIG_ACOS,"ACOS"],[Blockly.Msg.MATH_TRIG_ATAN,"ATAN"]];this.setHelpUrl(Blockly.Msg.MATH_TRIG_HELPURL);this.setColour(230);this.setOutput(!0,"Number");this.appendValueInput("NUM").setCheck("Number").appendField(new Blockly.FieldDropdown(a),"OP");var b=this;this.setTooltip(function(){var a=b.getFieldValue("OP");
-return{SIN:Blockly.Msg.MATH_TRIG_TOOLTIP_SIN,COS:Blockly.Msg.MATH_TRIG_TOOLTIP_COS,TAN:Blockly.Msg.MATH_TRIG_TOOLTIP_TAN,ASIN:Blockly.Msg.MATH_TRIG_TOOLTIP_ASIN,ACOS:Blockly.Msg.MATH_TRIG_TOOLTIP_ACOS,ATAN:Blockly.Msg.MATH_TRIG_TOOLTIP_ATAN}[a]})}};
-Blockly.Blocks.math_constant={init:function(){this.setHelpUrl(Blockly.Msg.MATH_CONSTANT_HELPURL);this.setColour(230);this.setOutput(!0,"Number");this.appendDummyInput().appendField(new Blockly.FieldDropdown([["\u03c0","PI"],["e","E"],["\u03c6","GOLDEN_RATIO"],["sqrt(2)","SQRT2"],["sqrt(\u00bd)","SQRT1_2"],["\u221e","INFINITY"]]),"CONSTANT");this.setTooltip(Blockly.Msg.MATH_CONSTANT_TOOLTIP)}};
-Blockly.Blocks.math_number_property={init:function(){var a=[[Blockly.Msg.MATH_IS_EVEN,"EVEN"],[Blockly.Msg.MATH_IS_ODD,"ODD"],[Blockly.Msg.MATH_IS_PRIME,"PRIME"],[Blockly.Msg.MATH_IS_WHOLE,"WHOLE"],[Blockly.Msg.MATH_IS_POSITIVE,"POSITIVE"],[Blockly.Msg.MATH_IS_NEGATIVE,"NEGATIVE"],[Blockly.Msg.MATH_IS_DIVISIBLE_BY,"DIVISIBLE_BY"]];this.setColour(230);this.appendValueInput("NUMBER_TO_CHECK").setCheck("Number");a=new Blockly.FieldDropdown(a,function(a){this.sourceBlock_.updateShape_("DIVISIBLE_BY"==
+Blockly.Blocks.math_single={init:function(){var a=[[Blockly.Msg.MATH_SINGLE_OP_ROOT,"ROOT"],[Blockly.Msg.MATH_SINGLE_OP_ABSOLUTE,"ABS"],["-","NEG"],["ln","LN"],["log10","LOG10"],["e^","EXP"],["10^","POW10"]];this.setHelpUrl(Blockly.Msg.MATH_SINGLE_HELPURL);this.setColour(Blockly.Blocks.math.HUE);this.setOutput(!0,"Number");this.interpolateMsg("%1 %2",["OP",new Blockly.FieldDropdown(a)],["NUM","Number",Blockly.ALIGN_RIGHT],Blockly.ALIGN_RIGHT);var b=this;this.setTooltip(function(){var a=b.getFieldValue("OP");
+return{ROOT:Blockly.Msg.MATH_SINGLE_TOOLTIP_ROOT,ABS:Blockly.Msg.MATH_SINGLE_TOOLTIP_ABS,NEG:Blockly.Msg.MATH_SINGLE_TOOLTIP_NEG,LN:Blockly.Msg.MATH_SINGLE_TOOLTIP_LN,LOG10:Blockly.Msg.MATH_SINGLE_TOOLTIP_LOG10,EXP:Blockly.Msg.MATH_SINGLE_TOOLTIP_EXP,POW10:Blockly.Msg.MATH_SINGLE_TOOLTIP_POW10}[a]})}};
+Blockly.Blocks.math_trig={init:function(){var a=[[Blockly.Msg.MATH_TRIG_SIN,"SIN"],[Blockly.Msg.MATH_TRIG_COS,"COS"],[Blockly.Msg.MATH_TRIG_TAN,"TAN"],[Blockly.Msg.MATH_TRIG_ASIN,"ASIN"],[Blockly.Msg.MATH_TRIG_ACOS,"ACOS"],[Blockly.Msg.MATH_TRIG_ATAN,"ATAN"]];this.setHelpUrl(Blockly.Msg.MATH_TRIG_HELPURL);this.setColour(Blockly.Blocks.math.HUE);this.setOutput(!0,"Number");this.appendValueInput("NUM").setCheck("Number").appendField(new Blockly.FieldDropdown(a),"OP");var b=this;this.setTooltip(function(){var a=
+b.getFieldValue("OP");return{SIN:Blockly.Msg.MATH_TRIG_TOOLTIP_SIN,COS:Blockly.Msg.MATH_TRIG_TOOLTIP_COS,TAN:Blockly.Msg.MATH_TRIG_TOOLTIP_TAN,ASIN:Blockly.Msg.MATH_TRIG_TOOLTIP_ASIN,ACOS:Blockly.Msg.MATH_TRIG_TOOLTIP_ACOS,ATAN:Blockly.Msg.MATH_TRIG_TOOLTIP_ATAN}[a]})}};
+Blockly.Blocks.math_constant={init:function(){this.setHelpUrl(Blockly.Msg.MATH_CONSTANT_HELPURL);this.setColour(Blockly.Blocks.math.HUE);this.setOutput(!0,"Number");this.appendDummyInput().appendField(new Blockly.FieldDropdown([["\u03c0","PI"],["e","E"],["\u03c6","GOLDEN_RATIO"],["sqrt(2)","SQRT2"],["sqrt(\u00bd)","SQRT1_2"],["\u221e","INFINITY"]]),"CONSTANT");this.setTooltip(Blockly.Msg.MATH_CONSTANT_TOOLTIP)}};
+Blockly.Blocks.math_number_property={init:function(){var a=[[Blockly.Msg.MATH_IS_EVEN,"EVEN"],[Blockly.Msg.MATH_IS_ODD,"ODD"],[Blockly.Msg.MATH_IS_PRIME,"PRIME"],[Blockly.Msg.MATH_IS_WHOLE,"WHOLE"],[Blockly.Msg.MATH_IS_POSITIVE,"POSITIVE"],[Blockly.Msg.MATH_IS_NEGATIVE,"NEGATIVE"],[Blockly.Msg.MATH_IS_DIVISIBLE_BY,"DIVISIBLE_BY"]];this.setColour(Blockly.Blocks.math.HUE);this.appendValueInput("NUMBER_TO_CHECK").setCheck("Number");a=new Blockly.FieldDropdown(a,function(a){this.sourceBlock_.updateShape_("DIVISIBLE_BY"==
 a)});this.appendDummyInput().appendField(a,"PROPERTY");this.setInputsInline(!0);this.setOutput(!0,"Boolean");this.setTooltip(Blockly.Msg.MATH_IS_TOOLTIP)},mutationToDom:function(){var a=document.createElement("mutation"),b="DIVISIBLE_BY"==this.getFieldValue("PROPERTY");a.setAttribute("divisor_input",b);return a},domToMutation:function(a){a="true"==a.getAttribute("divisor_input");this.updateShape_(a)},updateShape_:function(a){var b=this.getInput("DIVISOR");a?b||this.appendValueInput("DIVISOR").setCheck("Number"):
 b&&this.removeInput("DIVISOR")}};
-Blockly.Blocks.math_change={init:function(){this.setHelpUrl(Blockly.Msg.MATH_CHANGE_HELPURL);this.setColour(230);this.interpolateMsg(Blockly.Msg.MATH_CHANGE_TITLE_CHANGE+" %1 "+Blockly.Msg.MATH_CHANGE_INPUT_BY+" %2",["VAR",new Blockly.FieldVariable(Blockly.Msg.MATH_CHANGE_TITLE_ITEM)],["DELTA","Number",Blockly.ALIGN_RIGHT],Blockly.ALIGN_RIGHT);this.setPreviousStatement(!0);this.setNextStatement(!0);var a=this;this.setTooltip(function(){return Blockly.Msg.MATH_CHANGE_TOOLTIP.replace("%1",a.getFieldValue("VAR"))})},
+Blockly.Blocks.math_change={init:function(){this.setHelpUrl(Blockly.Msg.MATH_CHANGE_HELPURL);this.setColour(Blockly.Blocks.math.HUE);this.interpolateMsg(Blockly.Msg.MATH_CHANGE_TITLE_CHANGE+" %1 "+Blockly.Msg.MATH_CHANGE_INPUT_BY+" %2",["VAR",new Blockly.FieldVariable(Blockly.Msg.MATH_CHANGE_TITLE_ITEM)],["DELTA","Number",Blockly.ALIGN_RIGHT],Blockly.ALIGN_RIGHT);this.setPreviousStatement(!0);this.setNextStatement(!0);var a=this;this.setTooltip(function(){return Blockly.Msg.MATH_CHANGE_TOOLTIP.replace("%1",a.getFieldValue("VAR"))})},
 getVars:function(){return[this.getFieldValue("VAR")]},renameVar:function(a,b){Blockly.Names.equals(a,this.getFieldValue("VAR"))&&this.setFieldValue(b,"VAR")}};
-Blockly.Blocks.math_round={init:function(){var a=[[Blockly.Msg.MATH_ROUND_OPERATOR_ROUND,"ROUND"],[Blockly.Msg.MATH_ROUND_OPERATOR_ROUNDUP,"ROUNDUP"],[Blockly.Msg.MATH_ROUND_OPERATOR_ROUNDDOWN,"ROUNDDOWN"]];this.setHelpUrl(Blockly.Msg.MATH_ROUND_HELPURL);this.setColour(230);this.setOutput(!0,"Number");this.appendValueInput("NUM").setCheck("Number").appendField(new Blockly.FieldDropdown(a),"OP");this.setTooltip(Blockly.Msg.MATH_ROUND_TOOLTIP)}};
-Blockly.Blocks.math_on_list={init:function(){var a=[[Blockly.Msg.MATH_ONLIST_OPERATOR_SUM,"SUM"],[Blockly.Msg.MATH_ONLIST_OPERATOR_MIN,"MIN"],[Blockly.Msg.MATH_ONLIST_OPERATOR_MAX,"MAX"],[Blockly.Msg.MATH_ONLIST_OPERATOR_AVERAGE,"AVERAGE"],[Blockly.Msg.MATH_ONLIST_OPERATOR_MEDIAN,"MEDIAN"],[Blockly.Msg.MATH_ONLIST_OPERATOR_MODE,"MODE"],[Blockly.Msg.MATH_ONLIST_OPERATOR_STD_DEV,"STD_DEV"],[Blockly.Msg.MATH_ONLIST_OPERATOR_RANDOM,"RANDOM"]],b=this;this.setHelpUrl(Blockly.Msg.MATH_ONLIST_HELPURL);this.setColour(230);
+Blockly.Blocks.math_round={init:function(){var a=[[Blockly.Msg.MATH_ROUND_OPERATOR_ROUND,"ROUND"],[Blockly.Msg.MATH_ROUND_OPERATOR_ROUNDUP,"ROUNDUP"],[Blockly.Msg.MATH_ROUND_OPERATOR_ROUNDDOWN,"ROUNDDOWN"]];this.setHelpUrl(Blockly.Msg.MATH_ROUND_HELPURL);this.setColour(Blockly.Blocks.math.HUE);this.setOutput(!0,"Number");this.appendValueInput("NUM").setCheck("Number").appendField(new Blockly.FieldDropdown(a),"OP");this.setTooltip(Blockly.Msg.MATH_ROUND_TOOLTIP)}};
+Blockly.Blocks.math_on_list={init:function(){var a=[[Blockly.Msg.MATH_ONLIST_OPERATOR_SUM,"SUM"],[Blockly.Msg.MATH_ONLIST_OPERATOR_MIN,"MIN"],[Blockly.Msg.MATH_ONLIST_OPERATOR_MAX,"MAX"],[Blockly.Msg.MATH_ONLIST_OPERATOR_AVERAGE,"AVERAGE"],[Blockly.Msg.MATH_ONLIST_OPERATOR_MEDIAN,"MEDIAN"],[Blockly.Msg.MATH_ONLIST_OPERATOR_MODE,"MODE"],[Blockly.Msg.MATH_ONLIST_OPERATOR_STD_DEV,"STD_DEV"],[Blockly.Msg.MATH_ONLIST_OPERATOR_RANDOM,"RANDOM"]],b=this;this.setHelpUrl(Blockly.Msg.MATH_ONLIST_HELPURL);this.setColour(Blockly.Blocks.math.HUE);
 this.setOutput(!0,"Number");a=new Blockly.FieldDropdown(a,function(a){"MODE"==a?b.outputConnection.setCheck("Array"):b.outputConnection.setCheck("Number")});this.appendValueInput("LIST").setCheck("Array").appendField(a,"OP");this.setTooltip(function(){var a=b.getFieldValue("OP");return{SUM:Blockly.Msg.MATH_ONLIST_TOOLTIP_SUM,MIN:Blockly.Msg.MATH_ONLIST_TOOLTIP_MIN,MAX:Blockly.Msg.MATH_ONLIST_TOOLTIP_MAX,AVERAGE:Blockly.Msg.MATH_ONLIST_TOOLTIP_AVERAGE,MEDIAN:Blockly.Msg.MATH_ONLIST_TOOLTIP_MEDIAN,
-MODE:Blockly.Msg.MATH_ONLIST_TOOLTIP_MODE,STD_DEV:Blockly.Msg.MATH_ONLIST_TOOLTIP_STD_DEV,RANDOM:Blockly.Msg.MATH_ONLIST_TOOLTIP_RANDOM}[a]})}};Blockly.Blocks.math_modulo={init:function(){this.setHelpUrl(Blockly.Msg.MATH_MODULO_HELPURL);this.setColour(230);this.setOutput(!0,"Number");this.interpolateMsg(Blockly.Msg.MATH_MODULO_TITLE,["DIVIDEND","Number",Blockly.ALIGN_RIGHT],["DIVISOR","Number",Blockly.ALIGN_RIGHT],Blockly.ALIGN_RIGHT);this.setInputsInline(!0);this.setTooltip(Blockly.Msg.MATH_MODULO_TOOLTIP)}};
-Blockly.Blocks.math_constrain={init:function(){this.setHelpUrl(Blockly.Msg.MATH_CONSTRAIN_HELPURL);this.setColour(230);this.setOutput(!0,"Number");this.interpolateMsg(Blockly.Msg.MATH_CONSTRAIN_TITLE,["VALUE","Number",Blockly.ALIGN_RIGHT],["LOW","Number",Blockly.ALIGN_RIGHT],["HIGH","Number",Blockly.ALIGN_RIGHT],Blockly.ALIGN_RIGHT);this.setInputsInline(!0);this.setTooltip(Blockly.Msg.MATH_CONSTRAIN_TOOLTIP)}};
-Blockly.Blocks.math_random_int={init:function(){this.setHelpUrl(Blockly.Msg.MATH_RANDOM_INT_HELPURL);this.setColour(230);this.setOutput(!0,"Number");this.interpolateMsg(Blockly.Msg.MATH_RANDOM_INT_TITLE,["FROM","Number",Blockly.ALIGN_RIGHT],["TO","Number",Blockly.ALIGN_RIGHT],Blockly.ALIGN_RIGHT);this.setInputsInline(!0);this.setTooltip(Blockly.Msg.MATH_RANDOM_INT_TOOLTIP)}};
-Blockly.Blocks.math_random_float={init:function(){this.setHelpUrl(Blockly.Msg.MATH_RANDOM_FLOAT_HELPURL);this.setColour(230);this.setOutput(!0,"Number");this.appendDummyInput().appendField(Blockly.Msg.MATH_RANDOM_FLOAT_TITLE_RANDOM);this.setTooltip(Blockly.Msg.MATH_RANDOM_FLOAT_TOOLTIP)}};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.Blocks.procedures={};
-Blockly.Blocks.procedures_defnoreturn={init:function(){this.setHelpUrl(Blockly.Msg.PROCEDURES_DEFNORETURN_HELPURL);this.setColour(290);var a=Blockly.Procedures.findLegalName(Blockly.Msg.PROCEDURES_DEFNORETURN_PROCEDURE,this);this.appendDummyInput().appendField(Blockly.Msg.PROCEDURES_DEFNORETURN_TITLE).appendField(new Blockly.FieldTextInput(a,Blockly.Procedures.rename),"NAME").appendField("","PARAMS");this.appendStatementInput("STACK").appendField(Blockly.Msg.PROCEDURES_DEFNORETURN_DO);this.setMutator(new Blockly.Mutator(["procedures_mutatorarg"]));
-this.setTooltip(Blockly.Msg.PROCEDURES_DEFNORETURN_TOOLTIP);this.arguments_=[]},updateParams_:function(){for(var a=!1,b={},c=0;c<this.arguments_.length;c++){if(b["arg_"+this.arguments_[c].toLowerCase()]){a=!0;break}b["arg_"+this.arguments_[c].toLowerCase()]=!0}a?this.setWarningText(Blockly.Msg.PROCEDURES_DEF_DUPLICATE_WARNING):this.setWarningText(null);a="";this.arguments_.length&&(a=Blockly.Msg.PROCEDURES_BEFORE_PARAMS+" "+this.arguments_.join(", "));this.setFieldValue(a,"PARAMS")},mutationToDom:function(){for(var a=
-document.createElement("mutation"),b=0;b<this.arguments_.length;b++){var c=document.createElement("arg");c.setAttribute("name",this.arguments_[b]);a.appendChild(c)}return a},domToMutation:function(a){this.arguments_=[];for(var b=0,c;c=a.childNodes[b];b++)"arg"==c.nodeName.toLowerCase()&&this.arguments_.push(c.getAttribute("name"));this.updateParams_()},decompose:function(a){var b=Blockly.Block.obtain(a,"procedures_mutatorcontainer");b.initSvg();for(var c=b.getInput("STACK").connection,d=0;d<this.arguments_.length;d++){var e=
-Blockly.Block.obtain(a,"procedures_mutatorarg");e.initSvg();e.setFieldValue(this.arguments_[d],"NAME");e.oldLocation=d;c.connect(e.previousConnection);c=e.nextConnection}Blockly.Procedures.mutateCallers(this.getFieldValue("NAME"),this.workspace,this.arguments_,null);return b},compose:function(a){this.arguments_=[];this.paramIds_=[];for(a=a.getInputTargetBlock("STACK");a;)this.arguments_.push(a.getFieldValue("NAME")),this.paramIds_.push(a.id),a=a.nextConnection&&a.nextConnection.targetBlock();this.updateParams_();
-Blockly.Procedures.mutateCallers(this.getFieldValue("NAME"),this.workspace,this.arguments_,this.paramIds_)},dispose:function(){var a=this.getFieldValue("NAME");Blockly.Procedures.disposeCallers(a,this.workspace);Blockly.Block.prototype.dispose.apply(this,arguments)},getProcedureDef:function(){return[this.getFieldValue("NAME"),this.arguments_,!1]},getVars:function(){return this.arguments_},renameVar:function(a,b){for(var c=!1,d=0;d<this.arguments_.length;d++)Blockly.Names.equals(a,this.arguments_[d])&&
-(this.arguments_[d]=b,c=!0);if(c&&(this.updateParams_(),this.mutator.isVisible_()))for(var c=this.mutator.workspace_.getAllBlocks(),d=0,e;e=c[d];d++)"procedures_mutatorarg"==e.type&&Blockly.Names.equals(a,e.getFieldValue("NAME"))&&e.setFieldValue(b,"NAME")},customContextMenu:function(a){var b={enabled:!0},c=this.getFieldValue("NAME");b.text=Blockly.Msg.PROCEDURES_CREATE_DO.replace("%1",c);var d=goog.dom.createDom("mutation");d.setAttribute("name",c);for(var e=0;e<this.arguments_.length;e++)c=goog.dom.createDom("arg"),
-c.setAttribute("name",this.arguments_[e]),d.appendChild(c);d=goog.dom.createDom("block",null,d);d.setAttribute("type",this.callType_);b.callback=Blockly.ContextMenu.callbackFactory(this,d);a.push(b);if(!this.isCollapsed())for(e=0;e<this.arguments_.length;e++)b={enabled:!0},c=this.arguments_[e],b.text=Blockly.Msg.VARIABLES_SET_CREATE_GET.replace("%1",c),d=goog.dom.createDom("field",null,c),d.setAttribute("name","VAR"),d=goog.dom.createDom("block",null,d),d.setAttribute("type","variables_get"),b.callback=
-Blockly.ContextMenu.callbackFactory(this,d),a.push(b)},callType_:"procedures_callnoreturn"};
-Blockly.Blocks.procedures_defreturn={init:function(){this.setHelpUrl(Blockly.Msg.PROCEDURES_DEFRETURN_HELPURL);this.setColour(290);var a=Blockly.Procedures.findLegalName(Blockly.Msg.PROCEDURES_DEFRETURN_PROCEDURE,this);this.appendDummyInput().appendField(Blockly.Msg.PROCEDURES_DEFRETURN_TITLE).appendField(new Blockly.FieldTextInput(a,Blockly.Procedures.rename),"NAME").appendField("","PARAMS");this.appendStatementInput("STACK").appendField(Blockly.Msg.PROCEDURES_DEFRETURN_DO);this.appendValueInput("RETURN").setAlign(Blockly.ALIGN_RIGHT).appendField(Blockly.Msg.PROCEDURES_DEFRETURN_RETURN);
-this.setMutator(new Blockly.Mutator(["procedures_mutatorarg"]));this.setTooltip(Blockly.Msg.PROCEDURES_DEFRETURN_TOOLTIP);this.arguments_=[]},updateParams_:Blockly.Blocks.procedures_defnoreturn.updateParams_,mutationToDom:Blockly.Blocks.procedures_defnoreturn.mutationToDom,domToMutation:Blockly.Blocks.procedures_defnoreturn.domToMutation,decompose:Blockly.Blocks.procedures_defnoreturn.decompose,compose:Blockly.Blocks.procedures_defnoreturn.compose,dispose:Blockly.Blocks.procedures_defnoreturn.dispose,
-getProcedureDef:function(){return[this.getFieldValue("NAME"),this.arguments_,!0]},getVars:Blockly.Blocks.procedures_defnoreturn.getVars,renameVar:Blockly.Blocks.procedures_defnoreturn.renameVar,customContextMenu:Blockly.Blocks.procedures_defnoreturn.customContextMenu,callType_:"procedures_callreturn"};
-Blockly.Blocks.procedures_mutatorcontainer={init:function(){this.setColour(290);this.appendDummyInput().appendField(Blockly.Msg.PROCEDURES_MUTATORCONTAINER_TITLE);this.appendStatementInput("STACK");this.setTooltip(Blockly.Msg.PROCEDURES_MUTATORCONTAINER_TOOLTIP);this.contextMenu=!1}};
-Blockly.Blocks.procedures_mutatorarg={init:function(){this.setColour(290);this.appendDummyInput().appendField(Blockly.Msg.PROCEDURES_MUTATORARG_TITLE).appendField(new Blockly.FieldTextInput("x",this.validator_),"NAME");this.setPreviousStatement(!0);this.setNextStatement(!0);this.setTooltip(Blockly.Msg.PROCEDURES_MUTATORARG_TOOLTIP);this.contextMenu=!1},validator_:function(a){return(a=a.replace(/[\s\xa0]+/g," ").replace(/^ | $/g,""))||null}};
-Blockly.Blocks.procedures_callnoreturn={init:function(){this.setHelpUrl(Blockly.Msg.PROCEDURES_CALLNORETURN_HELPURL);this.setColour(290);this.appendDummyInput().appendField(Blockly.Msg.PROCEDURES_CALLNORETURN_CALL).appendField("","NAME");this.setPreviousStatement(!0);this.setNextStatement(!0);this.arguments_=[];this.quarkArguments_=this.quarkConnections_=null},getProcedureCall:function(){return this.getFieldValue("NAME")},renameProcedure:function(a,b){Blockly.Names.equals(a,this.getProcedureCall())&&
-(this.setFieldValue(b,"NAME"),this.setTooltip((this.outputConnection?Blockly.Msg.PROCEDURES_CALLRETURN_TOOLTIP:Blockly.Msg.PROCEDURES_CALLNORETURN_TOOLTIP).replace("%1",b)))},setProcedureParameters:function(a,b){if(b){if(b.length!=a.length)throw"Error: paramNames and paramIds must be the same length.";this.quarkArguments_||(this.quarkConnections_={},a.join("\n")==this.arguments_.join("\n")?this.quarkArguments_=b:this.quarkArguments_=[]);var c=this.rendered;this.rendered=!1;for(var d=this.arguments_.length-
-1;0<=d;d--){var e=this.getInput("ARG"+d);if(e){var f=e.connection.targetConnection;this.quarkConnections_[this.quarkArguments_[d]]=f;this.removeInput("ARG"+d)}}this.arguments_=[].concat(a);this.quarkArguments_=b;for(d=0;d<this.arguments_.length;d++)if(e=this.appendValueInput("ARG"+d).setAlign(Blockly.ALIGN_RIGHT).appendField(this.arguments_[d]),this.quarkArguments_){var g=this.quarkArguments_[d];g in this.quarkConnections_&&(f=this.quarkConnections_[g],!f||f.targetConnection||f.sourceBlock_.workspace!=
-this.workspace?delete this.quarkConnections_[g]:e.connection.connect(f))}(this.rendered=c)&&this.render()}else this.quarkConnections_={},this.quarkArguments_=null},mutationToDom:function(){var a=document.createElement("mutation");a.setAttribute("name",this.getProcedureCall());for(var b=0;b<this.arguments_.length;b++){var c=document.createElement("arg");c.setAttribute("name",this.arguments_[b]);a.appendChild(c)}return a},domToMutation:function(a){var b=a.getAttribute("name");this.setFieldValue(b,"NAME");
-this.setTooltip((this.outputConnection?Blockly.Msg.PROCEDURES_CALLRETURN_TOOLTIP:Blockly.Msg.PROCEDURES_CALLNORETURN_TOOLTIP).replace("%1",b));if((b=Blockly.Procedures.getDefinition(b,this.workspace))&&b.mutator.isVisible())this.setProcedureParameters(b.arguments_,b.paramIds_);else{this.arguments_=[];for(var b=0,c;c=a.childNodes[b];b++)"arg"==c.nodeName.toLowerCase()&&this.arguments_.push(c.getAttribute("name"));this.setProcedureParameters(this.arguments_,this.arguments_)}},renameVar:function(a,b){for(var c=
-0;c<this.arguments_.length;c++)Blockly.Names.equals(a,this.arguments_[c])&&(this.arguments_[c]=b,this.getInput("ARG"+c).fieldRow[0].setText(b))},customContextMenu:function(a){var b={enabled:!0};b.text=Blockly.Msg.PROCEDURES_HIGHLIGHT_DEF;var c=this.getProcedureCall(),d=this.workspace;b.callback=function(){var a=Blockly.Procedures.getDefinition(c,d);a&&a.select()};a.push(b)}};
-Blockly.Blocks.procedures_callreturn={init:function(){this.setHelpUrl(Blockly.Msg.PROCEDURES_CALLRETURN_HELPURL);this.setColour(290);this.appendDummyInput().appendField(Blockly.Msg.PROCEDURES_CALLRETURN_CALL).appendField("","NAME");this.setOutput(!0);this.arguments_=[];this.quarkArguments_=this.quarkConnections_=null},getProcedureCall:Blockly.Blocks.procedures_callnoreturn.getProcedureCall,renameProcedure:Blockly.Blocks.procedures_callnoreturn.renameProcedure,setProcedureParameters:Blockly.Blocks.procedures_callnoreturn.setProcedureParameters,
-mutationToDom:Blockly.Blocks.procedures_callnoreturn.mutationToDom,domToMutation:Blockly.Blocks.procedures_callnoreturn.domToMutation,renameVar:Blockly.Blocks.procedures_callnoreturn.renameVar,customContextMenu:Blockly.Blocks.procedures_callnoreturn.customContextMenu};
-Blockly.Blocks.procedures_ifreturn={init:function(){this.setHelpUrl("http://c2.com/cgi/wiki?GuardClause");this.setColour(290);this.appendValueInput("CONDITION").setCheck("Boolean").appendField(Blockly.Msg.CONTROLS_IF_MSG_IF);this.appendValueInput("VALUE").appendField(Blockly.Msg.PROCEDURES_DEFRETURN_RETURN);this.setInputsInline(!0);this.setPreviousStatement(!0);this.setNextStatement(!0);this.setTooltip(Blockly.Msg.PROCEDURES_IFRETURN_TOOLTIP);this.hasReturnValue_=!0},mutationToDom:function(){var a=
+MODE:Blockly.Msg.MATH_ONLIST_TOOLTIP_MODE,STD_DEV:Blockly.Msg.MATH_ONLIST_TOOLTIP_STD_DEV,RANDOM:Blockly.Msg.MATH_ONLIST_TOOLTIP_RANDOM}[a]})}};Blockly.Blocks.math_modulo={init:function(){this.setHelpUrl(Blockly.Msg.MATH_MODULO_HELPURL);this.setColour(Blockly.Blocks.math.HUE);this.setOutput(!0,"Number");this.interpolateMsg(Blockly.Msg.MATH_MODULO_TITLE,["DIVIDEND","Number",Blockly.ALIGN_RIGHT],["DIVISOR","Number",Blockly.ALIGN_RIGHT],Blockly.ALIGN_RIGHT);this.setInputsInline(!0);this.setTooltip(Blockly.Msg.MATH_MODULO_TOOLTIP)}};
+Blockly.Blocks.math_constrain={init:function(){this.setHelpUrl(Blockly.Msg.MATH_CONSTRAIN_HELPURL);this.setColour(Blockly.Blocks.math.HUE);this.setOutput(!0,"Number");this.interpolateMsg(Blockly.Msg.MATH_CONSTRAIN_TITLE,["VALUE","Number",Blockly.ALIGN_RIGHT],["LOW","Number",Blockly.ALIGN_RIGHT],["HIGH","Number",Blockly.ALIGN_RIGHT],Blockly.ALIGN_RIGHT);this.setInputsInline(!0);this.setTooltip(Blockly.Msg.MATH_CONSTRAIN_TOOLTIP)}};
+Blockly.Blocks.math_random_int={init:function(){this.setHelpUrl(Blockly.Msg.MATH_RANDOM_INT_HELPURL);this.setColour(Blockly.Blocks.math.HUE);this.setOutput(!0,"Number");this.interpolateMsg(Blockly.Msg.MATH_RANDOM_INT_TITLE,["FROM","Number",Blockly.ALIGN_RIGHT],["TO","Number",Blockly.ALIGN_RIGHT],Blockly.ALIGN_RIGHT);this.setInputsInline(!0);this.setTooltip(Blockly.Msg.MATH_RANDOM_INT_TOOLTIP)}};
+Blockly.Blocks.math_random_float={init:function(){this.setHelpUrl(Blockly.Msg.MATH_RANDOM_FLOAT_HELPURL);this.setColour(Blockly.Blocks.math.HUE);this.setOutput(!0,"Number");this.appendDummyInput().appendField(Blockly.Msg.MATH_RANDOM_FLOAT_TITLE_RANDOM);this.setTooltip(Blockly.Msg.MATH_RANDOM_FLOAT_TOOLTIP)}};Blockly.Blocks.procedures={};Blockly.Blocks.procedures.HUE=290;
+Blockly.Blocks.procedures_defnoreturn={init:function(){this.setHelpUrl(Blockly.Msg.PROCEDURES_DEFNORETURN_HELPURL);this.setColour(Blockly.Blocks.procedures.HUE);var a=Blockly.Procedures.findLegalName(Blockly.Msg.PROCEDURES_DEFNORETURN_PROCEDURE,this),a=new Blockly.FieldTextInput(a,Blockly.Procedures.rename);a.setSpellcheck(!1);this.appendDummyInput().appendField(Blockly.Msg.PROCEDURES_DEFNORETURN_TITLE).appendField(a,"NAME").appendField("","PARAMS");this.setMutator(new Blockly.Mutator(["procedures_mutatorarg"]));
+this.setTooltip(Blockly.Msg.PROCEDURES_DEFNORETURN_TOOLTIP);this.arguments_=[];this.setStatements_(!0);this.statementConnection_=null},setStatements_:function(a){this.hasStatements_!==a&&(a?(this.appendStatementInput("STACK").appendField(Blockly.Msg.PROCEDURES_DEFNORETURN_DO),this.getInput("RETURN")&&this.moveInputBefore("STACK","RETURN")):this.removeInput("STACK",!0),this.hasStatements_=a)},updateParams_:function(){for(var a=!1,b={},c=0;c<this.arguments_.length;c++){if(b["arg_"+this.arguments_[c].toLowerCase()]){a=
+!0;break}b["arg_"+this.arguments_[c].toLowerCase()]=!0}a?this.setWarningText(Blockly.Msg.PROCEDURES_DEF_DUPLICATE_WARNING):this.setWarningText(null);a="";this.arguments_.length&&(a=Blockly.Msg.PROCEDURES_BEFORE_PARAMS+" "+this.arguments_.join(", "));this.setFieldValue(a,"PARAMS")},mutationToDom:function(){for(var a=document.createElement("mutation"),b=0;b<this.arguments_.length;b++){var c=document.createElement("arg");c.setAttribute("name",this.arguments_[b]);a.appendChild(c)}this.hasStatements_||
+a.setAttribute("statements","false");return a},domToMutation:function(a){this.arguments_=[];for(var b=0,c;c=a.childNodes[b];b++)"arg"==c.nodeName.toLowerCase()&&this.arguments_.push(c.getAttribute("name"));this.updateParams_();this.setStatements_("false"!==a.getAttribute("statements"))},decompose:function(a){var b=Blockly.Block.obtain(a,"procedures_mutatorcontainer");b.initSvg();this.getInput("RETURN")?b.setFieldValue(this.hasStatements_?"TRUE":"FALSE","STATEMENTS"):b.getInput("STATEMENT_INPUT").setVisible(!1);
+for(var c=b.getInput("STACK").connection,d=0;d<this.arguments_.length;d++){var e=Blockly.Block.obtain(a,"procedures_mutatorarg");e.initSvg();e.setFieldValue(this.arguments_[d],"NAME");e.oldLocation=d;c.connect(e.previousConnection);c=e.nextConnection}Blockly.Procedures.mutateCallers(this.getFieldValue("NAME"),this.workspace,this.arguments_,null);return b},compose:function(a){this.arguments_=[];this.paramIds_=[];for(var b=a.getInputTargetBlock("STACK");b;)this.arguments_.push(b.getFieldValue("NAME")),
+this.paramIds_.push(b.id),b=b.nextConnection&&b.nextConnection.targetBlock();this.updateParams_();Blockly.Procedures.mutateCallers(this.getFieldValue("NAME"),this.workspace,this.arguments_,this.paramIds_);a=a.getFieldValue("STATEMENTS");if(null!==a&&(a="TRUE"==a,this.hasStatements_!=a))if(a)this.setStatements_(!0),a=this.getInput("STACK").connection,a.targetConnection||!this.statementConnection_||this.statementConnection_.targetConnection||this.statementConnection_.sourceBlock_.workspace!=this.workspace?
+this.statementConnection_=null:a.connect(this.statementConnection_);else{a=this.getInput("STACK").connection;if(this.statementConnection_=a.targetConnection)a=a.targetBlock(),a.setParent(null),a.bumpNeighbours_();this.setStatements_(!1)}},dispose:function(){var a=this.getFieldValue("NAME");Blockly.Procedures.disposeCallers(a,this.workspace);this.constructor.prototype.dispose.apply(this,arguments)},getProcedureDef:function(){return[this.getFieldValue("NAME"),this.arguments_,!1]},getVars:function(){return this.arguments_},
+renameVar:function(a,b){for(var c=!1,d=0;d<this.arguments_.length;d++)Blockly.Names.equals(a,this.arguments_[d])&&(this.arguments_[d]=b,c=!0);if(c&&(this.updateParams_(),this.mutator.isVisible()))for(var c=this.mutator.workspace_.getAllBlocks(),d=0,e;e=c[d];d++)"procedures_mutatorarg"==e.type&&Blockly.Names.equals(a,e.getFieldValue("NAME"))&&e.setFieldValue(b,"NAME")},customContextMenu:function(a){var b={enabled:!0},c=this.getFieldValue("NAME");b.text=Blockly.Msg.PROCEDURES_CREATE_DO.replace("%1",
+c);var d=goog.dom.createDom("mutation");d.setAttribute("name",c);for(var e=0;e<this.arguments_.length;e++)c=goog.dom.createDom("arg"),c.setAttribute("name",this.arguments_[e]),d.appendChild(c);d=goog.dom.createDom("block",null,d);d.setAttribute("type",this.callType_);b.callback=Blockly.ContextMenu.callbackFactory(this,d);a.push(b);if(!this.isCollapsed())for(e=0;e<this.arguments_.length;e++)b={enabled:!0},c=this.arguments_[e],b.text=Blockly.Msg.VARIABLES_SET_CREATE_GET.replace("%1",c),d=goog.dom.createDom("field",
+null,c),d.setAttribute("name","VAR"),d=goog.dom.createDom("block",null,d),d.setAttribute("type","variables_get"),b.callback=Blockly.ContextMenu.callbackFactory(this,d),a.push(b)},callType_:"procedures_callnoreturn"};
+Blockly.Blocks.procedures_defreturn={init:function(){this.setHelpUrl(Blockly.Msg.PROCEDURES_DEFRETURN_HELPURL);this.setColour(Blockly.Blocks.procedures.HUE);var a=Blockly.Procedures.findLegalName(Blockly.Msg.PROCEDURES_DEFRETURN_PROCEDURE,this),a=new Blockly.FieldTextInput(a,Blockly.Procedures.rename);a.setSpellcheck(!1);this.appendDummyInput().appendField(Blockly.Msg.PROCEDURES_DEFRETURN_TITLE).appendField(a,"NAME").appendField("","PARAMS");this.appendValueInput("RETURN").setAlign(Blockly.ALIGN_RIGHT).appendField(Blockly.Msg.PROCEDURES_DEFRETURN_RETURN);
+this.setMutator(new Blockly.Mutator(["procedures_mutatorarg"]));this.setTooltip(Blockly.Msg.PROCEDURES_DEFRETURN_TOOLTIP);this.arguments_=[];this.setStatements_(!0);this.statementConnection_=null},setStatements_:Blockly.Blocks.procedures_defnoreturn.setStatements_,updateParams_:Blockly.Blocks.procedures_defnoreturn.updateParams_,mutationToDom:Blockly.Blocks.procedures_defnoreturn.mutationToDom,domToMutation:Blockly.Blocks.procedures_defnoreturn.domToMutation,decompose:Blockly.Blocks.procedures_defnoreturn.decompose,
+compose:Blockly.Blocks.procedures_defnoreturn.compose,dispose:Blockly.Blocks.procedures_defnoreturn.dispose,getProcedureDef:function(){return[this.getFieldValue("NAME"),this.arguments_,!0]},getVars:Blockly.Blocks.procedures_defnoreturn.getVars,renameVar:Blockly.Blocks.procedures_defnoreturn.renameVar,customContextMenu:Blockly.Blocks.procedures_defnoreturn.customContextMenu,callType_:"procedures_callreturn"};
+Blockly.Blocks.procedures_mutatorcontainer={init:function(){this.setColour(Blockly.Blocks.procedures.HUE);this.appendDummyInput().appendField(Blockly.Msg.PROCEDURES_MUTATORCONTAINER_TITLE);this.appendStatementInput("STACK");this.appendDummyInput("STATEMENT_INPUT").appendField(Blockly.Msg.PROCEDURES_ALLOW_STATEMENTS).appendField(new Blockly.FieldCheckbox("TRUE"),"STATEMENTS");this.setTooltip(Blockly.Msg.PROCEDURES_MUTATORCONTAINER_TOOLTIP);this.contextMenu=!1}};
+Blockly.Blocks.procedures_mutatorarg={init:function(){this.setColour(Blockly.Blocks.procedures.HUE);this.appendDummyInput().appendField(Blockly.Msg.PROCEDURES_MUTATORARG_TITLE).appendField(new Blockly.FieldTextInput("x",this.validator_),"NAME");this.setPreviousStatement(!0);this.setNextStatement(!0);this.setTooltip(Blockly.Msg.PROCEDURES_MUTATORARG_TOOLTIP);this.contextMenu=!1},validator_:function(a){return(a=a.replace(/[\s\xa0]+/g," ").replace(/^ | $/g,""))||null}};
+Blockly.Blocks.procedures_callnoreturn={init:function(){this.setHelpUrl(Blockly.Msg.PROCEDURES_CALLNORETURN_HELPURL);this.setColour(Blockly.Blocks.procedures.HUE);this.appendDummyInput("TOPROW").appendField(Blockly.Msg.PROCEDURES_CALLNORETURN_CALL).appendField("","NAME");this.setPreviousStatement(!0);this.setNextStatement(!0);this.arguments_=[];this.quarkConnections_={};this.quarkArguments_=null},getProcedureCall:function(){return this.getFieldValue("NAME")},renameProcedure:function(a,b){Blockly.Names.equals(a,
+this.getProcedureCall())&&(this.setFieldValue(b,"NAME"),this.setTooltip((this.outputConnection?Blockly.Msg.PROCEDURES_CALLRETURN_TOOLTIP:Blockly.Msg.PROCEDURES_CALLNORETURN_TOOLTIP).replace("%1",b)))},setProcedureParameters:function(a,b){if(b)if(goog.array.equals(this.arguments_,a))this.quarkArguments_=b;else{this.setCollapsed(!1);if(b.length!=a.length)throw"Error: paramNames and paramIds must be the same length.";this.quarkArguments_||(this.quarkConnections_={},a.join("\n")==this.arguments_.join("\n")?
+this.quarkArguments_=b:this.quarkArguments_=[]);var c=this.rendered;this.rendered=!1;for(var d=this.arguments_.length-1;0<=d;d--){var e=this.getInput("ARG"+d);if(e){var f=e.connection.targetConnection;this.quarkConnections_[this.quarkArguments_[d]]=f;this.removeInput("ARG"+d)}}this.arguments_=[].concat(a);this.quarkArguments_=b;for(d=0;d<this.arguments_.length;d++){e=this.appendValueInput("ARG"+d).setAlign(Blockly.ALIGN_RIGHT).appendField(this.arguments_[d]);if(this.quarkArguments_){var g=this.quarkArguments_[d];
+g in this.quarkConnections_&&(f=this.quarkConnections_[g],!f||f.targetConnection||f.sourceBlock_.workspace!=this.workspace?delete this.quarkConnections_[g]:e.connection.connect(f))}e.init()}if(e=this.getInput("TOPROW"))this.arguments_.length?this.getField_("WITH")||(e.appendField(Blockly.Msg.PROCEDURES_CALL_BEFORE_PARAMS,"WITH"),e.init()):this.getField_("WITH")&&e.removeField("WITH");(this.rendered=c)&&this.render()}else this.quarkConnections_={},this.quarkArguments_=null},mutationToDom:function(){var a=
+document.createElement("mutation");a.setAttribute("name",this.getProcedureCall());for(var b=0;b<this.arguments_.length;b++){var c=document.createElement("arg");c.setAttribute("name",this.arguments_[b]);a.appendChild(c)}return a},domToMutation:function(a){var b=a.getAttribute("name");this.setFieldValue(b,"NAME");this.setTooltip((this.outputConnection?Blockly.Msg.PROCEDURES_CALLRETURN_TOOLTIP:Blockly.Msg.PROCEDURES_CALLNORETURN_TOOLTIP).replace("%1",b));if((b=Blockly.Procedures.getDefinition(b,this.workspace))&&
+b.mutator&&b.mutator.isVisible())this.setProcedureParameters(b.arguments_,b.paramIds_);else{for(var b=[],c=0,d;d=a.childNodes[c];c++)"arg"==d.nodeName.toLowerCase()&&b.push(d.getAttribute("name"));this.setProcedureParameters(b,b)}},renameVar:function(a,b){for(var c=0;c<this.arguments_.length;c++)Blockly.Names.equals(a,this.arguments_[c])&&(this.arguments_[c]=b,this.getInput("ARG"+c).fieldRow[0].setText(b))},customContextMenu:function(a){var b={enabled:!0};b.text=Blockly.Msg.PROCEDURES_HIGHLIGHT_DEF;
+var c=this.getProcedureCall(),d=this.workspace;b.callback=function(){var a=Blockly.Procedures.getDefinition(c,d);a&&a.select()};a.push(b)}};
+Blockly.Blocks.procedures_callreturn={init:function(){this.setHelpUrl(Blockly.Msg.PROCEDURES_CALLRETURN_HELPURL);this.setColour(Blockly.Blocks.procedures.HUE);this.appendDummyInput("TOPROW").appendField(Blockly.Msg.PROCEDURES_CALLRETURN_CALL).appendField("","NAME");this.setOutput(!0);this.arguments_=[];this.quarkConnections_={};this.quarkArguments_=null},getProcedureCall:Blockly.Blocks.procedures_callnoreturn.getProcedureCall,renameProcedure:Blockly.Blocks.procedures_callnoreturn.renameProcedure,
+setProcedureParameters:Blockly.Blocks.procedures_callnoreturn.setProcedureParameters,mutationToDom:Blockly.Blocks.procedures_callnoreturn.mutationToDom,domToMutation:Blockly.Blocks.procedures_callnoreturn.domToMutation,renameVar:Blockly.Blocks.procedures_callnoreturn.renameVar,customContextMenu:Blockly.Blocks.procedures_callnoreturn.customContextMenu};
+Blockly.Blocks.procedures_ifreturn={init:function(){this.setHelpUrl("http://c2.com/cgi/wiki?GuardClause");this.setColour(Blockly.Blocks.procedures.HUE);this.appendValueInput("CONDITION").setCheck("Boolean").appendField(Blockly.Msg.CONTROLS_IF_MSG_IF);this.appendValueInput("VALUE").appendField(Blockly.Msg.PROCEDURES_DEFRETURN_RETURN);this.setInputsInline(!0);this.setPreviousStatement(!0);this.setNextStatement(!0);this.setTooltip(Blockly.Msg.PROCEDURES_IFRETURN_TOOLTIP);this.hasReturnValue_=!0},mutationToDom:function(){var a=
 document.createElement("mutation");a.setAttribute("value",Number(this.hasReturnValue_));return a},domToMutation:function(a){this.hasReturnValue_=1==a.getAttribute("value");this.hasReturnValue_||(this.removeInput("VALUE"),this.appendDummyInput("VALUE").appendField(Blockly.Msg.PROCEDURES_DEFRETURN_RETURN))},onchange:function(){if(this.workspace){var a=!1,b=this;do{if("procedures_defnoreturn"==b.type||"procedures_defreturn"==b.type){a=!0;break}b=b.getSurroundParent()}while(b);a?("procedures_defnoreturn"==
-b.type&&this.hasReturnValue_?(this.removeInput("VALUE"),this.appendDummyInput("VALUE").appendField(Blockly.Msg.PROCEDURES_DEFRETURN_RETURN),this.hasReturnValue_=!1):"procedures_defreturn"!=b.type||this.hasReturnValue_||(this.removeInput("VALUE"),this.appendValueInput("VALUE").appendField(Blockly.Msg.PROCEDURES_DEFRETURN_RETURN),this.hasReturnValue_=!0),this.setWarningText(null)):this.setWarningText(Blockly.Msg.PROCEDURES_IFRETURN_WARNING)}}};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.Blocks.text={};Blockly.Blocks.text={init:function(){this.setHelpUrl(Blockly.Msg.TEXT_TEXT_HELPURL);this.setColour(160);this.appendDummyInput().appendField(this.newQuote_(!0)).appendField(new Blockly.FieldTextInput(""),"TEXT").appendField(this.newQuote_(!1));this.setOutput(!0,"String");this.setTooltip(Blockly.Msg.TEXT_TEXT_TOOLTIP)},newQuote_:function(a){return new Blockly.FieldImage(Blockly.pathToBlockly+"media/"+(a==Blockly.RTL?"quote1.png":"quote0.png"),12,12,'"')}};
-Blockly.Blocks.text_join={init:function(){this.setHelpUrl(Blockly.Msg.TEXT_JOIN_HELPURL);this.setColour(160);this.appendValueInput("ADD0").appendField(Blockly.Msg.TEXT_JOIN_TITLE_CREATEWITH);this.appendValueInput("ADD1");this.setOutput(!0,"String");this.setMutator(new Blockly.Mutator(["text_create_join_item"]));this.setTooltip(Blockly.Msg.TEXT_JOIN_TOOLTIP);this.itemCount_=2},mutationToDom:function(){var a=document.createElement("mutation");a.setAttribute("items",this.itemCount_);return a},domToMutation:function(a){for(var b=
-0;b<this.itemCount_;b++)this.removeInput("ADD"+b);this.itemCount_=parseInt(a.getAttribute("items"),10);for(b=0;b<this.itemCount_;b++)a=this.appendValueInput("ADD"+b),0==b&&a.appendField(Blockly.Msg.TEXT_JOIN_TITLE_CREATEWITH);0==this.itemCount_&&this.appendDummyInput("EMPTY").appendField(new Blockly.FieldImage(Blockly.pathToBlockly+"media/quote0.png",12,12,'"')).appendField(new Blockly.FieldImage(Blockly.pathToBlockly+"media/quote1.png",12,12,'"'))},decompose:function(a){var b=Blockly.Block.obtain(a,
-"text_create_join_container");b.initSvg();for(var c=b.getInput("STACK").connection,d=0;d<this.itemCount_;d++){var e=Blockly.Block.obtain(a,"text_create_join_item");e.initSvg();c.connect(e.previousConnection);c=e.nextConnection}return b},compose:function(a){if(0==this.itemCount_)this.removeInput("EMPTY");else for(var b=this.itemCount_-1;0<=b;b--)this.removeInput("ADD"+b);this.itemCount_=0;for(a=a.getInputTargetBlock("STACK");a;)b=this.appendValueInput("ADD"+this.itemCount_),0==this.itemCount_&&b.appendField(Blockly.Msg.TEXT_JOIN_TITLE_CREATEWITH),
-a.valueConnection_&&b.connection.connect(a.valueConnection_),this.itemCount_++,a=a.nextConnection&&a.nextConnection.targetBlock();0==this.itemCount_&&this.appendDummyInput("EMPTY").appendField(new Blockly.FieldImage(Blockly.pathToBlockly+"media/quote0.png",12,12,'"')).appendField(new Blockly.FieldImage(Blockly.pathToBlockly+"media/quote1.png",12,12,'"'))},saveConnections:function(a){a=a.getInputTargetBlock("STACK");for(var b=0;a;){var c=this.getInput("ADD"+b);a.valueConnection_=c&&c.connection.targetConnection;
-b++;a=a.nextConnection&&a.nextConnection.targetBlock()}}};Blockly.Blocks.text_create_join_container={init:function(){this.setColour(160);this.appendDummyInput().appendField(Blockly.Msg.TEXT_CREATE_JOIN_TITLE_JOIN);this.appendStatementInput("STACK");this.setTooltip(Blockly.Msg.TEXT_CREATE_JOIN_TOOLTIP);this.contextMenu=!1}};
-Blockly.Blocks.text_create_join_item={init:function(){this.setColour(160);this.appendDummyInput().appendField(Blockly.Msg.TEXT_CREATE_JOIN_ITEM_TITLE_ITEM);this.setPreviousStatement(!0);this.setNextStatement(!0);this.setTooltip(Blockly.Msg.TEXT_CREATE_JOIN_ITEM_TOOLTIP);this.contextMenu=!1}};
-Blockly.Blocks.text_append={init:function(){this.setHelpUrl(Blockly.Msg.TEXT_APPEND_HELPURL);this.setColour(160);this.appendValueInput("TEXT").appendField(Blockly.Msg.TEXT_APPEND_TO).appendField(new Blockly.FieldVariable(Blockly.Msg.TEXT_APPEND_VARIABLE),"VAR").appendField(Blockly.Msg.TEXT_APPEND_APPENDTEXT);this.setPreviousStatement(!0);this.setNextStatement(!0);var a=this;this.setTooltip(function(){return Blockly.Msg.TEXT_APPEND_TOOLTIP.replace("%1",a.getFieldValue("VAR"))})},getVars:function(){return[this.getFieldValue("VAR")]},
-renameVar:function(a,b){Blockly.Names.equals(a,this.getFieldValue("VAR"))&&this.setFieldValue(b,"VAR")}};Blockly.Blocks.text_length={init:function(){this.setHelpUrl(Blockly.Msg.TEXT_LENGTH_HELPURL);this.setColour(160);this.interpolateMsg(Blockly.Msg.TEXT_LENGTH_TITLE,["VALUE",["String","Array"],Blockly.ALIGN_RIGHT],Blockly.ALIGN_RIGHT);this.setOutput(!0,"Number");this.setTooltip(Blockly.Msg.TEXT_LENGTH_TOOLTIP)}};
-Blockly.Blocks.text_isEmpty={init:function(){this.setHelpUrl(Blockly.Msg.TEXT_ISEMPTY_HELPURL);this.setColour(160);this.interpolateMsg(Blockly.Msg.TEXT_ISEMPTY_TITLE,["VALUE",["String","Array"],Blockly.ALIGN_RIGHT],Blockly.ALIGN_RIGHT);this.setOutput(!0,"Boolean");this.setTooltip(Blockly.Msg.TEXT_ISEMPTY_TOOLTIP)}};
-Blockly.Blocks.text_indexOf={init:function(){var a=[[Blockly.Msg.TEXT_INDEXOF_OPERATOR_FIRST,"FIRST"],[Blockly.Msg.TEXT_INDEXOF_OPERATOR_LAST,"LAST"]];this.setHelpUrl(Blockly.Msg.TEXT_INDEXOF_HELPURL);this.setColour(160);this.setOutput(!0,"Number");this.appendValueInput("VALUE").setCheck("String").appendField(Blockly.Msg.TEXT_INDEXOF_INPUT_INTEXT);this.appendValueInput("FIND").setCheck("String").appendField(new Blockly.FieldDropdown(a),"END");Blockly.Msg.TEXT_INDEXOF_TAIL&&this.appendDummyInput().appendField(Blockly.Msg.TEXT_INDEXOF_TAIL);
+b.type&&this.hasReturnValue_?(this.removeInput("VALUE"),this.appendDummyInput("VALUE").appendField(Blockly.Msg.PROCEDURES_DEFRETURN_RETURN),this.hasReturnValue_=!1):"procedures_defreturn"!=b.type||this.hasReturnValue_||(this.removeInput("VALUE"),this.appendValueInput("VALUE").appendField(Blockly.Msg.PROCEDURES_DEFRETURN_RETURN),this.hasReturnValue_=!0),this.setWarningText(null)):this.setWarningText(Blockly.Msg.PROCEDURES_IFRETURN_WARNING)}}};Blockly.Blocks.texts={};Blockly.Blocks.texts.HUE=160;
+Blockly.Blocks.text={init:function(){this.setHelpUrl(Blockly.Msg.TEXT_TEXT_HELPURL);this.setColour(Blockly.Blocks.texts.HUE);this.appendDummyInput().appendField(this.newQuote_(!0)).appendField(new Blockly.FieldTextInput(""),"TEXT").appendField(this.newQuote_(!1));this.setOutput(!0,"String");this.setTooltip(Blockly.Msg.TEXT_TEXT_TOOLTIP)},newQuote_:function(a){return new Blockly.FieldImage(Blockly.pathToMedia+(a==Blockly.RTL?"quote1.png":"quote0.png"),12,12,'"')}};
+Blockly.Blocks.text_join={init:function(){this.setHelpUrl(Blockly.Msg.TEXT_JOIN_HELPURL);this.setColour(Blockly.Blocks.texts.HUE);this.itemCount_=2;this.updateShape_();this.setOutput(!0,"String");this.setMutator(new Blockly.Mutator(["text_create_join_item"]));this.setTooltip(Blockly.Msg.TEXT_JOIN_TOOLTIP)},mutationToDom:function(){var a=document.createElement("mutation");a.setAttribute("items",this.itemCount_);return a},domToMutation:function(a){this.itemCount_=parseInt(a.getAttribute("items"),10);
+this.updateShape_()},decompose:function(a){var b=Blockly.Block.obtain(a,"text_create_join_container");b.initSvg();for(var c=b.getInput("STACK").connection,d=0;d<this.itemCount_;d++){var e=Blockly.Block.obtain(a,"text_create_join_item");e.initSvg();c.connect(e.previousConnection);c=e.nextConnection}return b},compose:function(a){a=a.getInputTargetBlock("STACK");for(var b=[],c=0;a;)b[c]=a.valueConnection_,a=a.nextConnection&&a.nextConnection.targetBlock(),c++;this.itemCount_=c;this.updateShape_();for(c=
+0;c<this.itemCount_;c++)b[c]&&this.getInput("ADD"+c).connection.connect(b[c])},saveConnections:function(a){a=a.getInputTargetBlock("STACK");for(var b=0;a;){var c=this.getInput("ADD"+b);a.valueConnection_=c&&c.connection.targetConnection;b++;a=a.nextConnection&&a.nextConnection.targetBlock()}},updateShape_:function(){if(this.getInput("EMPTY"))this.removeInput("EMPTY");else for(var a=0;this.getInput("ADD"+a);)this.removeInput("ADD"+a),a++;if(0==this.itemCount_)this.appendDummyInput("EMPTY").appendField(new Blockly.FieldImage(Blockly.pathToMedia+
+"quote0.png",12,12,'"')).appendField(new Blockly.FieldImage(Blockly.pathToMedia+"quote1.png",12,12,'"'));else for(a=0;a<this.itemCount_;a++){var b=this.appendValueInput("ADD"+a);0==a&&b.appendField(Blockly.Msg.TEXT_JOIN_TITLE_CREATEWITH)}}};
+Blockly.Blocks.text_create_join_container={init:function(){this.setColour(Blockly.Blocks.texts.HUE);this.appendDummyInput().appendField(Blockly.Msg.TEXT_CREATE_JOIN_TITLE_JOIN);this.appendStatementInput("STACK");this.setTooltip(Blockly.Msg.TEXT_CREATE_JOIN_TOOLTIP);this.contextMenu=!1}};
+Blockly.Blocks.text_create_join_item={init:function(){this.setColour(Blockly.Blocks.texts.HUE);this.appendDummyInput().appendField(Blockly.Msg.TEXT_CREATE_JOIN_ITEM_TITLE_ITEM);this.setPreviousStatement(!0);this.setNextStatement(!0);this.setTooltip(Blockly.Msg.TEXT_CREATE_JOIN_ITEM_TOOLTIP);this.contextMenu=!1}};
+Blockly.Blocks.text_append={init:function(){this.setHelpUrl(Blockly.Msg.TEXT_APPEND_HELPURL);this.setColour(Blockly.Blocks.texts.HUE);this.appendValueInput("TEXT").appendField(Blockly.Msg.TEXT_APPEND_TO).appendField(new Blockly.FieldVariable(Blockly.Msg.TEXT_APPEND_VARIABLE),"VAR").appendField(Blockly.Msg.TEXT_APPEND_APPENDTEXT);this.setPreviousStatement(!0);this.setNextStatement(!0);var a=this;this.setTooltip(function(){return Blockly.Msg.TEXT_APPEND_TOOLTIP.replace("%1",a.getFieldValue("VAR"))})},
+getVars:function(){return[this.getFieldValue("VAR")]},renameVar:function(a,b){Blockly.Names.equals(a,this.getFieldValue("VAR"))&&this.setFieldValue(b,"VAR")}};Blockly.Blocks.text_length={init:function(){this.setHelpUrl(Blockly.Msg.TEXT_LENGTH_HELPURL);this.setColour(Blockly.Blocks.texts.HUE);this.interpolateMsg(Blockly.Msg.TEXT_LENGTH_TITLE,["VALUE",["String","Array"],Blockly.ALIGN_RIGHT],Blockly.ALIGN_RIGHT);this.setOutput(!0,"Number");this.setTooltip(Blockly.Msg.TEXT_LENGTH_TOOLTIP)}};
+Blockly.Blocks.text_isEmpty={init:function(){this.setHelpUrl(Blockly.Msg.TEXT_ISEMPTY_HELPURL);this.setColour(Blockly.Blocks.texts.HUE);this.interpolateMsg(Blockly.Msg.TEXT_ISEMPTY_TITLE,["VALUE",["String","Array"],Blockly.ALIGN_RIGHT],Blockly.ALIGN_RIGHT);this.setOutput(!0,"Boolean");this.setTooltip(Blockly.Msg.TEXT_ISEMPTY_TOOLTIP)}};
+Blockly.Blocks.text_indexOf={init:function(){var a=[[Blockly.Msg.TEXT_INDEXOF_OPERATOR_FIRST,"FIRST"],[Blockly.Msg.TEXT_INDEXOF_OPERATOR_LAST,"LAST"]];this.setHelpUrl(Blockly.Msg.TEXT_INDEXOF_HELPURL);this.setColour(Blockly.Blocks.texts.HUE);this.setOutput(!0,"Number");this.appendValueInput("VALUE").setCheck("String").appendField(Blockly.Msg.TEXT_INDEXOF_INPUT_INTEXT);this.appendValueInput("FIND").setCheck("String").appendField(new Blockly.FieldDropdown(a),"END");Blockly.Msg.TEXT_INDEXOF_TAIL&&this.appendDummyInput().appendField(Blockly.Msg.TEXT_INDEXOF_TAIL);
 this.setInputsInline(!0);this.setTooltip(Blockly.Msg.TEXT_INDEXOF_TOOLTIP)}};
-Blockly.Blocks.text_charAt={init:function(){this.WHERE_OPTIONS=[[Blockly.Msg.TEXT_CHARAT_FROM_START,"FROM_START"],[Blockly.Msg.TEXT_CHARAT_FROM_END,"FROM_END"],[Blockly.Msg.TEXT_CHARAT_FIRST,"FIRST"],[Blockly.Msg.TEXT_CHARAT_LAST,"LAST"],[Blockly.Msg.TEXT_CHARAT_RANDOM,"RANDOM"]];this.setHelpUrl(Blockly.Msg.TEXT_CHARAT_HELPURL);this.setColour(160);this.setOutput(!0,"String");this.appendValueInput("VALUE").setCheck("String").appendField(Blockly.Msg.TEXT_CHARAT_INPUT_INTEXT);this.appendDummyInput("AT");
+Blockly.Blocks.text_charAt={init:function(){this.WHERE_OPTIONS=[[Blockly.Msg.TEXT_CHARAT_FROM_START,"FROM_START"],[Blockly.Msg.TEXT_CHARAT_FROM_END,"FROM_END"],[Blockly.Msg.TEXT_CHARAT_FIRST,"FIRST"],[Blockly.Msg.TEXT_CHARAT_LAST,"LAST"],[Blockly.Msg.TEXT_CHARAT_RANDOM,"RANDOM"]];this.setHelpUrl(Blockly.Msg.TEXT_CHARAT_HELPURL);this.setColour(Blockly.Blocks.texts.HUE);this.setOutput(!0,"String");this.appendValueInput("VALUE").setCheck("String").appendField(Blockly.Msg.TEXT_CHARAT_INPUT_INTEXT);this.appendDummyInput("AT");
 this.setInputsInline(!0);this.updateAt_(!0);this.setTooltip(Blockly.Msg.TEXT_CHARAT_TOOLTIP)},mutationToDom:function(){var a=document.createElement("mutation"),b=this.getInput("AT").type==Blockly.INPUT_VALUE;a.setAttribute("at",b);return a},domToMutation:function(a){a="false"!=a.getAttribute("at");this.updateAt_(a)},updateAt_:function(a){this.removeInput("AT");this.removeInput("ORDINAL",!0);a?(this.appendValueInput("AT").setCheck("Number"),Blockly.Msg.ORDINAL_NUMBER_SUFFIX&&this.appendDummyInput("ORDINAL").appendField(Blockly.Msg.ORDINAL_NUMBER_SUFFIX)):
 this.appendDummyInput("AT");Blockly.Msg.TEXT_CHARAT_TAIL&&(this.removeInput("TAIL",!0),this.appendDummyInput("TAIL").appendField(Blockly.Msg.TEXT_CHARAT_TAIL));var b=new Blockly.FieldDropdown(this.WHERE_OPTIONS,function(b){var d="FROM_START"==b||"FROM_END"==b;if(d!=a){var e=this.sourceBlock_;e.updateAt_(d);e.setFieldValue(b,"WHERE");return null}});this.getInput("AT").appendField(b,"WHERE")}};
-Blockly.Blocks.text_getSubstring={init:function(){this.WHERE_OPTIONS_1=[[Blockly.Msg.TEXT_GET_SUBSTRING_START_FROM_START,"FROM_START"],[Blockly.Msg.TEXT_GET_SUBSTRING_START_FROM_END,"FROM_END"],[Blockly.Msg.TEXT_GET_SUBSTRING_START_FIRST,"FIRST"]];this.WHERE_OPTIONS_2=[[Blockly.Msg.TEXT_GET_SUBSTRING_END_FROM_START,"FROM_START"],[Blockly.Msg.TEXT_GET_SUBSTRING_END_FROM_END,"FROM_END"],[Blockly.Msg.TEXT_GET_SUBSTRING_END_LAST,"LAST"]];this.setHelpUrl(Blockly.Msg.TEXT_GET_SUBSTRING_HELPURL);this.setColour(160);
+Blockly.Blocks.text_getSubstring={init:function(){this.WHERE_OPTIONS_1=[[Blockly.Msg.TEXT_GET_SUBSTRING_START_FROM_START,"FROM_START"],[Blockly.Msg.TEXT_GET_SUBSTRING_START_FROM_END,"FROM_END"],[Blockly.Msg.TEXT_GET_SUBSTRING_START_FIRST,"FIRST"]];this.WHERE_OPTIONS_2=[[Blockly.Msg.TEXT_GET_SUBSTRING_END_FROM_START,"FROM_START"],[Blockly.Msg.TEXT_GET_SUBSTRING_END_FROM_END,"FROM_END"],[Blockly.Msg.TEXT_GET_SUBSTRING_END_LAST,"LAST"]];this.setHelpUrl(Blockly.Msg.TEXT_GET_SUBSTRING_HELPURL);this.setColour(Blockly.Blocks.texts.HUE);
 this.appendValueInput("STRING").setCheck("String").appendField(Blockly.Msg.TEXT_GET_SUBSTRING_INPUT_IN_TEXT);this.appendDummyInput("AT1");this.appendDummyInput("AT2");Blockly.Msg.TEXT_GET_SUBSTRING_TAIL&&this.appendDummyInput("TAIL").appendField(Blockly.Msg.TEXT_GET_SUBSTRING_TAIL);this.setInputsInline(!0);this.setOutput(!0,"String");this.updateAt_(1,!0);this.updateAt_(2,!0);this.setTooltip(Blockly.Msg.TEXT_GET_SUBSTRING_TOOLTIP)},mutationToDom:function(){var a=document.createElement("mutation"),
 b=this.getInput("AT1").type==Blockly.INPUT_VALUE;a.setAttribute("at1",b);b=this.getInput("AT2").type==Blockly.INPUT_VALUE;a.setAttribute("at2",b);return a},domToMutation:function(a){var b="true"==a.getAttribute("at1");a="true"==a.getAttribute("at2");this.updateAt_(1,b);this.updateAt_(2,a)},updateAt_:function(a,b){this.removeInput("AT"+a);this.removeInput("ORDINAL"+a,!0);b?(this.appendValueInput("AT"+a).setCheck("Number"),Blockly.Msg.ORDINAL_NUMBER_SUFFIX&&this.appendDummyInput("ORDINAL"+a).appendField(Blockly.Msg.ORDINAL_NUMBER_SUFFIX)):
 this.appendDummyInput("AT"+a);2==a&&Blockly.Msg.TEXT_GET_SUBSTRING_TAIL&&(this.removeInput("TAIL",!0),this.appendDummyInput("TAIL").appendField(Blockly.Msg.TEXT_GET_SUBSTRING_TAIL));var c=new Blockly.FieldDropdown(this["WHERE_OPTIONS_"+a],function(c){var e="FROM_START"==c||"FROM_END"==c;if(e!=b){var f=this.sourceBlock_;f.updateAt_(a,e);f.setFieldValue(c,"WHERE"+a);return null}});this.getInput("AT"+a).appendField(c,"WHERE"+a);1==a&&this.moveInputBefore("AT1","AT2")}};
-Blockly.Blocks.text_changeCase={init:function(){var a=[[Blockly.Msg.TEXT_CHANGECASE_OPERATOR_UPPERCASE,"UPPERCASE"],[Blockly.Msg.TEXT_CHANGECASE_OPERATOR_LOWERCASE,"LOWERCASE"],[Blockly.Msg.TEXT_CHANGECASE_OPERATOR_TITLECASE,"TITLECASE"]];this.setHelpUrl(Blockly.Msg.TEXT_CHANGECASE_HELPURL);this.setColour(160);this.appendValueInput("TEXT").setCheck("String").appendField(new Blockly.FieldDropdown(a),"CASE");this.setOutput(!0,"String");this.setTooltip(Blockly.Msg.TEXT_CHANGECASE_TOOLTIP)}};
-Blockly.Blocks.text_trim={init:function(){var a=[[Blockly.Msg.TEXT_TRIM_OPERATOR_BOTH,"BOTH"],[Blockly.Msg.TEXT_TRIM_OPERATOR_LEFT,"LEFT"],[Blockly.Msg.TEXT_TRIM_OPERATOR_RIGHT,"RIGHT"]];this.setHelpUrl(Blockly.Msg.TEXT_TRIM_HELPURL);this.setColour(160);this.appendValueInput("TEXT").setCheck("String").appendField(new Blockly.FieldDropdown(a),"MODE");this.setOutput(!0,"String");this.setTooltip(Blockly.Msg.TEXT_TRIM_TOOLTIP)}};
-Blockly.Blocks.text_print={init:function(){this.setHelpUrl(Blockly.Msg.TEXT_PRINT_HELPURL);this.setColour(160);this.interpolateMsg(Blockly.Msg.TEXT_PRINT_TITLE,["TEXT",null,Blockly.ALIGN_RIGHT],Blockly.ALIGN_RIGHT);this.setPreviousStatement(!0);this.setNextStatement(!0);this.setTooltip(Blockly.Msg.TEXT_PRINT_TOOLTIP)}};
-Blockly.Blocks.text_prompt={init:function(){var a=[[Blockly.Msg.TEXT_PROMPT_TYPE_TEXT,"TEXT"],[Blockly.Msg.TEXT_PROMPT_TYPE_NUMBER,"NUMBER"]],b=this;this.setHelpUrl(Blockly.Msg.TEXT_PROMPT_HELPURL);this.setColour(160);a=new Blockly.FieldDropdown(a,function(a){"NUMBER"==a?b.changeOutput("Number"):b.changeOutput("String")});this.appendDummyInput().appendField(a,"TYPE").appendField(this.newQuote_(!0)).appendField(new Blockly.FieldTextInput(""),"TEXT").appendField(this.newQuote_(!1));this.setOutput(!0,
-"String");b=this;this.setTooltip(function(){return"TEXT"==b.getFieldValue("TYPE")?Blockly.Msg.TEXT_PROMPT_TOOLTIP_TEXT:Blockly.Msg.TEXT_PROMPT_TOOLTIP_NUMBER})},newQuote_:Blockly.Blocks.text.newQuote_};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.Blocks.variables={};
-Blockly.Blocks.variables_get={init:function(){this.setHelpUrl(Blockly.Msg.VARIABLES_GET_HELPURL);this.setColour(330);this.appendDummyInput().appendField(Blockly.Msg.VARIABLES_GET_TITLE).appendField(new Blockly.FieldVariable(Blockly.Msg.VARIABLES_GET_ITEM),"VAR").appendField(Blockly.Msg.VARIABLES_GET_TAIL);this.setOutput(!0);this.setTooltip(Blockly.Msg.VARIABLES_GET_TOOLTIP);this.contextMenuMsg_=Blockly.Msg.VARIABLES_GET_CREATE_SET;this.contextMenuType_="variables_set"},getVars:function(){return[this.getFieldValue("VAR")]},
+Blockly.Blocks.text_changeCase={init:function(){var a=[[Blockly.Msg.TEXT_CHANGECASE_OPERATOR_UPPERCASE,"UPPERCASE"],[Blockly.Msg.TEXT_CHANGECASE_OPERATOR_LOWERCASE,"LOWERCASE"],[Blockly.Msg.TEXT_CHANGECASE_OPERATOR_TITLECASE,"TITLECASE"]];this.setHelpUrl(Blockly.Msg.TEXT_CHANGECASE_HELPURL);this.setColour(Blockly.Blocks.texts.HUE);this.appendValueInput("TEXT").setCheck("String").appendField(new Blockly.FieldDropdown(a),"CASE");this.setOutput(!0,"String");this.setTooltip(Blockly.Msg.TEXT_CHANGECASE_TOOLTIP)}};
+Blockly.Blocks.text_trim={init:function(){var a=[[Blockly.Msg.TEXT_TRIM_OPERATOR_BOTH,"BOTH"],[Blockly.Msg.TEXT_TRIM_OPERATOR_LEFT,"LEFT"],[Blockly.Msg.TEXT_TRIM_OPERATOR_RIGHT,"RIGHT"]];this.setHelpUrl(Blockly.Msg.TEXT_TRIM_HELPURL);this.setColour(Blockly.Blocks.texts.HUE);this.appendValueInput("TEXT").setCheck("String").appendField(new Blockly.FieldDropdown(a),"MODE");this.setOutput(!0,"String");this.setTooltip(Blockly.Msg.TEXT_TRIM_TOOLTIP)}};
+Blockly.Blocks.text_print={init:function(){this.setHelpUrl(Blockly.Msg.TEXT_PRINT_HELPURL);this.setColour(Blockly.Blocks.texts.HUE);this.interpolateMsg(Blockly.Msg.TEXT_PRINT_TITLE,["TEXT",null,Blockly.ALIGN_RIGHT],Blockly.ALIGN_RIGHT);this.setPreviousStatement(!0);this.setNextStatement(!0);this.setTooltip(Blockly.Msg.TEXT_PRINT_TOOLTIP)}};
+Blockly.Blocks.text_prompt={init:function(){var a=[[Blockly.Msg.TEXT_PROMPT_TYPE_TEXT,"TEXT"],[Blockly.Msg.TEXT_PROMPT_TYPE_NUMBER,"NUMBER"]],b=this;this.setHelpUrl(Blockly.Msg.TEXT_PROMPT_HELPURL);this.setColour(Blockly.Blocks.texts.HUE);a=new Blockly.FieldDropdown(a,function(a){"NUMBER"==a?b.changeOutput("Number"):b.changeOutput("String")});this.appendDummyInput().appendField(a,"TYPE").appendField(this.newQuote_(!0)).appendField(new Blockly.FieldTextInput(""),"TEXT").appendField(this.newQuote_(!1));
+this.setOutput(!0,"String");b=this;this.setTooltip(function(){return"TEXT"==b.getFieldValue("TYPE")?Blockly.Msg.TEXT_PROMPT_TOOLTIP_TEXT:Blockly.Msg.TEXT_PROMPT_TOOLTIP_NUMBER})},newQuote_:Blockly.Blocks.text.newQuote_};
+Blockly.Blocks.text_prompt_ext={init:function(){var a=[[Blockly.Msg.TEXT_PROMPT_TYPE_TEXT,"TEXT"],[Blockly.Msg.TEXT_PROMPT_TYPE_NUMBER,"NUMBER"]],b=this;this.setHelpUrl(Blockly.Msg.TEXT_PROMPT_HELPURL);this.setColour(Blockly.Blocks.texts.HUE);a=new Blockly.FieldDropdown(a,function(a){"NUMBER"==a?b.changeOutput("Number"):b.changeOutput("String")});this.appendValueInput("TEXT").appendField(a,"TYPE");this.setOutput(!0,"String");b=this;this.setTooltip(function(){return"TEXT"==b.getFieldValue("TYPE")?
+Blockly.Msg.TEXT_PROMPT_TOOLTIP_TEXT:Blockly.Msg.TEXT_PROMPT_TOOLTIP_NUMBER})}};Blockly.Blocks.variables={};Blockly.Blocks.variables.HUE=330;
+Blockly.Blocks.variables_get={init:function(){this.setHelpUrl(Blockly.Msg.VARIABLES_GET_HELPURL);this.setColour(Blockly.Blocks.variables.HUE);this.appendDummyInput().appendField(Blockly.Msg.VARIABLES_GET_TITLE).appendField(new Blockly.FieldVariable(Blockly.Msg.VARIABLES_GET_ITEM),"VAR").appendField(Blockly.Msg.VARIABLES_GET_TAIL);this.setOutput(!0);this.setTooltip(Blockly.Msg.VARIABLES_GET_TOOLTIP);this.contextMenuMsg_=Blockly.Msg.VARIABLES_GET_CREATE_SET;this.contextMenuType_="variables_set"},getVars:function(){return[this.getFieldValue("VAR")]},
 renameVar:function(a,b){Blockly.Names.equals(a,this.getFieldValue("VAR"))&&this.setFieldValue(b,"VAR")},customContextMenu:function(a){var b={enabled:!0},c=this.getFieldValue("VAR");b.text=this.contextMenuMsg_.replace("%1",c);c=goog.dom.createDom("field",null,c);c.setAttribute("name","VAR");c=goog.dom.createDom("block",null,c);c.setAttribute("type",this.contextMenuType_);b.callback=Blockly.ContextMenu.callbackFactory(this,c);a.push(b)}};
-Blockly.Blocks.variables_set={init:function(){this.setHelpUrl(Blockly.Msg.VARIABLES_SET_HELPURL);this.setColour(330);this.interpolateMsg(Blockly.Msg.VARIABLES_SET_TITLE+" %1 "+Blockly.Msg.VARIABLES_SET_TAIL+" %2",["VAR",new Blockly.FieldVariable(Blockly.Msg.VARIABLES_SET_ITEM)],["VALUE",null,Blockly.ALIGN_RIGHT],Blockly.ALIGN_RIGHT);this.setPreviousStatement(!0);this.setNextStatement(!0);this.setTooltip(Blockly.Msg.VARIABLES_SET_TOOLTIP);this.contextMenuMsg_=Blockly.Msg.VARIABLES_SET_CREATE_GET;this.contextMenuType_=
-"variables_get"},getVars:function(){return[this.getFieldValue("VAR")]},renameVar:function(a,b){Blockly.Names.equals(a,this.getFieldValue("VAR"))&&this.setFieldValue(b,"VAR")},customContextMenu:Blockly.Blocks.variables_get.customContextMenu};
\ No newline at end of file
+Blockly.Blocks.variables_set={init:function(){this.setHelpUrl(Blockly.Msg.VARIABLES_SET_HELPURL);this.setColour(Blockly.Blocks.variables.HUE);this.interpolateMsg(Blockly.Msg.VARIABLES_SET_TITLE+" %1 "+Blockly.Msg.VARIABLES_SET_TAIL+" %2",["VAR",new Blockly.FieldVariable(Blockly.Msg.VARIABLES_SET_ITEM)],["VALUE",null,Blockly.ALIGN_RIGHT],Blockly.ALIGN_RIGHT);this.setPreviousStatement(!0);this.setNextStatement(!0);this.setTooltip(Blockly.Msg.VARIABLES_SET_TOOLTIP);this.contextMenuMsg_=Blockly.Msg.VARIABLES_SET_CREATE_GET;
+this.contextMenuType_="variables_get"},getVars:function(){return[this.getFieldValue("VAR")]},renameVar:function(a,b){Blockly.Names.equals(a,this.getFieldValue("VAR"))&&this.setFieldValue(b,"VAR")},customContextMenu:Blockly.Blocks.variables_get.customContextMenu};
\ No newline at end of file
diff --git a/support/client/lib/vwf/model/blockly/javascript_compressed.js b/support/client/lib/vwf/model/blockly/javascript_compressed.js
index 1ebd7ed2c..2592481a2 100644
--- a/support/client/lib/vwf/model/blockly/javascript_compressed.js
+++ b/support/client/lib/vwf/model/blockly/javascript_compressed.js
@@ -6,19 +6,16 @@
 Blockly.JavaScript=new Blockly.Generator("JavaScript");Blockly.JavaScript.addReservedWords("Blockly,break,case,catch,continue,debugger,default,delete,do,else,finally,for,function,if,in,instanceof,new,return,switch,this,throw,try,typeof,var,void,while,with,class,enum,export,extends,import,super,implements,interface,let,package,private,protected,public,static,yield,const,null,true,false,Array,ArrayBuffer,Boolean,Date,decodeURI,decodeURIComponent,encodeURI,encodeURIComponent,Error,eval,EvalError,Float32Array,Float64Array,Function,Infinity,Int16Array,Int32Array,Int8Array,isFinite,isNaN,Iterator,JSON,Math,NaN,Number,Object,parseFloat,parseInt,RangeError,ReferenceError,RegExp,StopIteration,String,SyntaxError,TypeError,Uint16Array,Uint32Array,Uint8Array,Uint8ClampedArray,undefined,uneval,URIError,applicationCache,closed,Components,content,_content,controllers,crypto,defaultStatus,dialogArguments,directories,document,frameElement,frames,fullScreen,globalStorage,history,innerHeight,innerWidth,length,location,locationbar,localStorage,menubar,messageManager,mozAnimationStartTime,mozInnerScreenX,mozInnerScreenY,mozPaintCount,name,navigator,opener,outerHeight,outerWidth,pageXOffset,pageYOffset,parent,performance,personalbar,pkcs11,returnValue,screen,screenX,screenY,scrollbars,scrollMaxX,scrollMaxY,scrollX,scrollY,self,sessionStorage,sidebar,status,statusbar,toolbar,top,URL,window,addEventListener,alert,atob,back,blur,btoa,captureEvents,clearImmediate,clearInterval,clearTimeout,close,confirm,disableExternalCapture,dispatchEvent,dump,enableExternalCapture,escape,find,focus,forward,GeckoActiveXObject,getAttention,getAttentionWithCycleCount,getComputedStyle,getSelection,home,matchMedia,maximize,minimize,moveBy,moveTo,mozRequestAnimationFrame,open,openDialog,postMessage,print,prompt,QueryInterface,releaseEvents,removeEventListener,resizeBy,resizeTo,restore,routeEvent,scroll,scrollBy,scrollByLines,scrollByPages,scrollTo,setCursor,setImmediate,setInterval,setResizable,setTimeout,showModalDialog,sizeToContent,stop,unescape,updateCommands,XPCNativeWrapper,XPCSafeJSObjectWrapper,onabort,onbeforeunload,onblur,onchange,onclick,onclose,oncontextmenu,ondevicemotion,ondeviceorientation,ondragdrop,onerror,onfocus,onhashchange,onkeydown,onkeypress,onkeyup,onload,onmousedown,onmousemove,onmouseout,onmouseover,onmouseup,onmozbeforepaint,onpaint,onpopstate,onreset,onresize,onscroll,onselect,onsubmit,onunload,onpageshow,onpagehide,Image,Option,Worker,Event,Range,File,FileReader,Blob,BlobBuilder,Attr,CDATASection,CharacterData,Comment,console,DocumentFragment,DocumentType,DomConfiguration,DOMError,DOMErrorHandler,DOMException,DOMImplementation,DOMImplementationList,DOMImplementationRegistry,DOMImplementationSource,DOMLocator,DOMObject,DOMString,DOMStringList,DOMTimeStamp,DOMUserData,Entity,EntityReference,MediaQueryList,MediaQueryListListener,NameList,NamedNodeMap,Node,NodeFilter,NodeIterator,NodeList,Notation,Plugin,PluginArray,ProcessingInstruction,SharedWorker,Text,TimeRanges,Treewalker,TypeInfo,UserDataHandler,Worker,WorkerGlobalScope,HTMLDocument,HTMLElement,HTMLAnchorElement,HTMLAppletElement,HTMLAudioElement,HTMLAreaElement,HTMLBaseElement,HTMLBaseFontElement,HTMLBodyElement,HTMLBRElement,HTMLButtonElement,HTMLCanvasElement,HTMLDirectoryElement,HTMLDivElement,HTMLDListElement,HTMLEmbedElement,HTMLFieldSetElement,HTMLFontElement,HTMLFormElement,HTMLFrameElement,HTMLFrameSetElement,HTMLHeadElement,HTMLHeadingElement,HTMLHtmlElement,HTMLHRElement,HTMLIFrameElement,HTMLImageElement,HTMLInputElement,HTMLKeygenElement,HTMLLabelElement,HTMLLIElement,HTMLLinkElement,HTMLMapElement,HTMLMenuElement,HTMLMetaElement,HTMLModElement,HTMLObjectElement,HTMLOListElement,HTMLOptGroupElement,HTMLOptionElement,HTMLOutputElement,HTMLParagraphElement,HTMLParamElement,HTMLPreElement,HTMLQuoteElement,HTMLScriptElement,HTMLSelectElement,HTMLSourceElement,HTMLSpanElement,HTMLStyleElement,HTMLTableElement,HTMLTableCaptionElement,HTMLTableCellElement,HTMLTableDataCellElement,HTMLTableHeaderCellElement,HTMLTableColElement,HTMLTableRowElement,HTMLTableSectionElement,HTMLTextAreaElement,HTMLTimeElement,HTMLTitleElement,HTMLTrackElement,HTMLUListElement,HTMLUnknownElement,HTMLVideoElement,HTMLCanvasElement,CanvasRenderingContext2D,CanvasGradient,CanvasPattern,TextMetrics,ImageData,CanvasPixelArray,HTMLAudioElement,HTMLVideoElement,NotifyAudioAvailableEvent,HTMLCollection,HTMLAllCollection,HTMLFormControlsCollection,HTMLOptionsCollection,HTMLPropertiesCollection,DOMTokenList,DOMSettableTokenList,DOMStringMap,RadioNodeList,SVGDocument,SVGElement,SVGAElement,SVGAltGlyphElement,SVGAltGlyphDefElement,SVGAltGlyphItemElement,SVGAnimationElement,SVGAnimateElement,SVGAnimateColorElement,SVGAnimateMotionElement,SVGAnimateTransformElement,SVGSetElement,SVGCircleElement,SVGClipPathElement,SVGColorProfileElement,SVGCursorElement,SVGDefsElement,SVGDescElement,SVGEllipseElement,SVGFilterElement,SVGFilterPrimitiveStandardAttributes,SVGFEBlendElement,SVGFEColorMatrixElement,SVGFEComponentTransferElement,SVGFECompositeElement,SVGFEConvolveMatrixElement,SVGFEDiffuseLightingElement,SVGFEDisplacementMapElement,SVGFEDistantLightElement,SVGFEFloodElement,SVGFEGaussianBlurElement,SVGFEImageElement,SVGFEMergeElement,SVGFEMergeNodeElement,SVGFEMorphologyElement,SVGFEOffsetElement,SVGFEPointLightElement,SVGFESpecularLightingElement,SVGFESpotLightElement,SVGFETileElement,SVGFETurbulenceElement,SVGComponentTransferFunctionElement,SVGFEFuncRElement,SVGFEFuncGElement,SVGFEFuncBElement,SVGFEFuncAElement,SVGFontElement,SVGFontFaceElement,SVGFontFaceFormatElement,SVGFontFaceNameElement,SVGFontFaceSrcElement,SVGFontFaceUriElement,SVGForeignObjectElement,SVGGElement,SVGGlyphElement,SVGGlyphRefElement,SVGGradientElement,SVGLinearGradientElement,SVGRadialGradientElement,SVGHKernElement,SVGImageElement,SVGLineElement,SVGMarkerElement,SVGMaskElement,SVGMetadataElement,SVGMissingGlyphElement,SVGMPathElement,SVGPathElement,SVGPatternElement,SVGPolylineElement,SVGPolygonElement,SVGRectElement,SVGScriptElement,SVGStopElement,SVGStyleElement,SVGSVGElement,SVGSwitchElement,SVGSymbolElement,SVGTextElement,SVGTextPathElement,SVGTitleElement,SVGTRefElement,SVGTSpanElement,SVGUseElement,SVGViewElement,SVGVKernElement,SVGAngle,SVGColor,SVGICCColor,SVGElementInstance,SVGElementInstanceList,SVGLength,SVGLengthList,SVGMatrix,SVGNumber,SVGNumberList,SVGPaint,SVGPoint,SVGPointList,SVGPreserveAspectRatio,SVGRect,SVGStringList,SVGTransform,SVGTransformList,SVGAnimatedAngle,SVGAnimatedBoolean,SVGAnimatedEnumeration,SVGAnimatedInteger,SVGAnimatedLength,SVGAnimatedLengthList,SVGAnimatedNumber,SVGAnimatedNumberList,SVGAnimatedPreserveAspectRatio,SVGAnimatedRect,SVGAnimatedString,SVGAnimatedTransformList,SVGPathSegList,SVGPathSeg,SVGPathSegArcAbs,SVGPathSegArcRel,SVGPathSegClosePath,SVGPathSegCurvetoCubicAbs,SVGPathSegCurvetoCubicRel,SVGPathSegCurvetoCubicSmoothAbs,SVGPathSegCurvetoCubicSmoothRel,SVGPathSegCurvetoQuadraticAbs,SVGPathSegCurvetoQuadraticRel,SVGPathSegCurvetoQuadraticSmoothAbs,SVGPathSegCurvetoQuadraticSmoothRel,SVGPathSegLinetoAbs,SVGPathSegLinetoHorizontalAbs,SVGPathSegLinetoHorizontalRel,SVGPathSegLinetoRel,SVGPathSegLinetoVerticalAbs,SVGPathSegLinetoVerticalRel,SVGPathSegMovetoAbs,SVGPathSegMovetoRel,ElementTimeControl,TimeEvent,SVGAnimatedPathData,SVGAnimatedPoints,SVGColorProfileRule,SVGCSSRule,SVGExternalResourcesRequired,SVGFitToViewBox,SVGLangSpace,SVGLocatable,SVGRenderingIntent,SVGStylable,SVGTests,SVGTextContentElement,SVGTextPositioningElement,SVGTransformable,SVGUnitTypes,SVGURIReference,SVGViewSpec,SVGZoomAndPan");
 Blockly.JavaScript.ORDER_ATOMIC=0;Blockly.JavaScript.ORDER_MEMBER=1;Blockly.JavaScript.ORDER_NEW=1;Blockly.JavaScript.ORDER_FUNCTION_CALL=2;Blockly.JavaScript.ORDER_INCREMENT=3;Blockly.JavaScript.ORDER_DECREMENT=3;Blockly.JavaScript.ORDER_LOGICAL_NOT=4;Blockly.JavaScript.ORDER_BITWISE_NOT=4;Blockly.JavaScript.ORDER_UNARY_PLUS=4;Blockly.JavaScript.ORDER_UNARY_NEGATION=4;Blockly.JavaScript.ORDER_TYPEOF=4;Blockly.JavaScript.ORDER_VOID=4;Blockly.JavaScript.ORDER_DELETE=4;
 Blockly.JavaScript.ORDER_MULTIPLICATION=5;Blockly.JavaScript.ORDER_DIVISION=5;Blockly.JavaScript.ORDER_MODULUS=5;Blockly.JavaScript.ORDER_ADDITION=6;Blockly.JavaScript.ORDER_SUBTRACTION=6;Blockly.JavaScript.ORDER_BITWISE_SHIFT=7;Blockly.JavaScript.ORDER_RELATIONAL=8;Blockly.JavaScript.ORDER_IN=8;Blockly.JavaScript.ORDER_INSTANCEOF=8;Blockly.JavaScript.ORDER_EQUALITY=9;Blockly.JavaScript.ORDER_BITWISE_AND=10;Blockly.JavaScript.ORDER_BITWISE_XOR=11;Blockly.JavaScript.ORDER_BITWISE_OR=12;
-Blockly.JavaScript.ORDER_LOGICAL_AND=13;Blockly.JavaScript.ORDER_LOGICAL_OR=14;Blockly.JavaScript.ORDER_CONDITIONAL=15;Blockly.JavaScript.ORDER_ASSIGNMENT=16;Blockly.JavaScript.ORDER_COMMA=17;Blockly.JavaScript.ORDER_NONE=99;Blockly.JavaScript.INFINITE_LOOP_TRAP=null;
-Blockly.JavaScript.init=function(){Blockly.JavaScript.definitions_=Object.create(null);Blockly.JavaScript.functionNames_=Object.create(null);if(Blockly.Variables){Blockly.JavaScript.variableDB_?Blockly.JavaScript.variableDB_.reset():Blockly.JavaScript.variableDB_=new Blockly.Names(Blockly.JavaScript.RESERVED_WORDS_);for(var a=[],b=Blockly.Variables.allVariables(),c=0;c<b.length;c++)a[c]="var "+Blockly.JavaScript.variableDB_.getName(b[c],Blockly.Variables.NAME_TYPE)+";";Blockly.JavaScript.definitions_.variables=
-a.join("\n")}};Blockly.JavaScript.finish=function(a){var b=[],c;for(c in Blockly.JavaScript.definitions_)b.push(Blockly.JavaScript.definitions_[c]);return b.join("\n\n")+"\n\n\n"+a};Blockly.JavaScript.scrubNakedValue=function(a){return a+";\n"};Blockly.JavaScript.quote_=function(a){a=a.replace(/\\/g,"\\\\").replace(/\n/g,"\\\n").replace(/'/g,"\\'");return"'"+a+"'"};
-Blockly.JavaScript.scrub_=function(a,b){if(null===b)return"";var c="";if(!a.outputConnection||!a.outputConnection.targetConnection){var d=a.getCommentText();d&&(c+=this.prefixLines(d,"// ")+"\n");for(var e=0;e<a.inputList.length;e++)a.inputList[e].type==Blockly.INPUT_VALUE&&(d=a.inputList[e].connection.targetBlock())&&(d=this.allNestedComments(d))&&(c+=this.prefixLines(d,"// "))}e=a.nextConnection&&a.nextConnection.targetBlock();e=this.blockToCode(e);return c+b+e};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.JavaScript.colour={};Blockly.JavaScript.colour_picker=function(a){return["'"+a.getFieldValue("COLOUR")+"'",Blockly.JavaScript.ORDER_ATOMIC]};Blockly.JavaScript.colour_random=function(a){return[Blockly.JavaScript.provideFunction_("colour_random",["function "+Blockly.JavaScript.FUNCTION_NAME_PLACEHOLDER_+"() {","  var num = Math.floor(Math.random() * Math.pow(2, 24));","  return '#' + ('00000' + num.toString(16)).substr(-6);","}"])+"()",Blockly.JavaScript.ORDER_FUNCTION_CALL]};
+Blockly.JavaScript.ORDER_LOGICAL_AND=13;Blockly.JavaScript.ORDER_LOGICAL_OR=14;Blockly.JavaScript.ORDER_CONDITIONAL=15;Blockly.JavaScript.ORDER_ASSIGNMENT=16;Blockly.JavaScript.ORDER_COMMA=17;Blockly.JavaScript.ORDER_NONE=99;
+Blockly.JavaScript.init=function(a){Blockly.JavaScript.definitions_=Object.create(null);Blockly.JavaScript.functionNames_=Object.create(null);Blockly.JavaScript.variableDB_?Blockly.JavaScript.variableDB_.reset():Blockly.JavaScript.variableDB_=new Blockly.Names(Blockly.JavaScript.RESERVED_WORDS_);var b=[];a=Blockly.Variables.allVariables(a);for(var c=0;c<a.length;c++)b[c]="var "+Blockly.JavaScript.variableDB_.getName(a[c],Blockly.Variables.NAME_TYPE)+";";Blockly.JavaScript.definitions_.variables=b.join("\n")};
+Blockly.JavaScript.finish=function(a){var b=[],c;for(c in Blockly.JavaScript.definitions_)b.push(Blockly.JavaScript.definitions_[c]);return b.join("\n\n")+"\n\n\n"+a};Blockly.JavaScript.scrubNakedValue=function(a){return a+";\n"};Blockly.JavaScript.quote_=function(a){a=a.replace(/\\/g,"\\\\").replace(/\n/g,"\\\n").replace(/'/g,"\\'");return"'"+a+"'"};
+Blockly.JavaScript.scrub_=function(a,b){var c="";if(!a.outputConnection||!a.outputConnection.targetConnection){var d=a.getCommentText();d&&(c+=Blockly.JavaScript.prefixLines(d,"// ")+"\n");for(var e=0;e<a.inputList.length;e++)a.inputList[e].type==Blockly.INPUT_VALUE&&(d=a.inputList[e].connection.targetBlock())&&(d=Blockly.JavaScript.allNestedComments(d))&&(c+=Blockly.JavaScript.prefixLines(d,"// "))}e=a.nextConnection&&a.nextConnection.targetBlock();e=Blockly.JavaScript.blockToCode(e);return c+b+
+e};Blockly.JavaScript.colour={};Blockly.JavaScript.colour_picker=function(a){return["'"+a.getFieldValue("COLOUR")+"'",Blockly.JavaScript.ORDER_ATOMIC]};Blockly.JavaScript.colour_random=function(a){return[Blockly.JavaScript.provideFunction_("colour_random",["function "+Blockly.JavaScript.FUNCTION_NAME_PLACEHOLDER_+"() {","  var num = Math.floor(Math.random() * Math.pow(2, 24));","  return '#' + ('00000' + num.toString(16)).substr(-6);","}"])+"()",Blockly.JavaScript.ORDER_FUNCTION_CALL]};
 Blockly.JavaScript.colour_rgb=function(a){var b=Blockly.JavaScript.valueToCode(a,"RED",Blockly.JavaScript.ORDER_COMMA)||0,c=Blockly.JavaScript.valueToCode(a,"GREEN",Blockly.JavaScript.ORDER_COMMA)||0;a=Blockly.JavaScript.valueToCode(a,"BLUE",Blockly.JavaScript.ORDER_COMMA)||0;return[Blockly.JavaScript.provideFunction_("colour_rgb",["function "+Blockly.JavaScript.FUNCTION_NAME_PLACEHOLDER_+"(r, g, b) {","  r = Math.max(Math.min(Number(r), 100), 0) * 2.55;","  g = Math.max(Math.min(Number(g), 100), 0) * 2.55;",
 "  b = Math.max(Math.min(Number(b), 100), 0) * 2.55;","  r = ('0' + (Math.round(r) || 0).toString(16)).slice(-2);","  g = ('0' + (Math.round(g) || 0).toString(16)).slice(-2);","  b = ('0' + (Math.round(b) || 0).toString(16)).slice(-2);","  return '#' + r + g + b;","}"])+"("+b+", "+c+", "+a+")",Blockly.JavaScript.ORDER_FUNCTION_CALL]};
-Blockly.JavaScript.colour_blend=function(a){var b=Blockly.JavaScript.valueToCode(a,"COLOUR1",Blockly.JavaScript.ORDER_COMMA)||"'#000000'",c=Blockly.JavaScript.valueToCode(a,"COLOUR2",Blockly.JavaScript.ORDER_COMMA)||"'#000000'";a=Blockly.JavaScript.valueToCode(a,"RATIO",Blockly.JavaScript.ORDER_COMMA)||0.5;return[Blockly.JavaScript.provideFunction_("colour_blend",["function "+Blockly.JavaScript.FUNCTION_NAME_PLACEHOLDER_+"(c1, c2, ratio) {","  ratio = Math.max(Math.min(Number(ratio), 1), 0);","  var r1 = parseInt(c1.substring(1, 3), 16);",
+Blockly.JavaScript.colour_blend=function(a){var b=Blockly.JavaScript.valueToCode(a,"COLOUR1",Blockly.JavaScript.ORDER_COMMA)||"'#000000'",c=Blockly.JavaScript.valueToCode(a,"COLOUR2",Blockly.JavaScript.ORDER_COMMA)||"'#000000'";a=Blockly.JavaScript.valueToCode(a,"RATIO",Blockly.JavaScript.ORDER_COMMA)||.5;return[Blockly.JavaScript.provideFunction_("colour_blend",["function "+Blockly.JavaScript.FUNCTION_NAME_PLACEHOLDER_+"(c1, c2, ratio) {","  ratio = Math.max(Math.min(Number(ratio), 1), 0);","  var r1 = parseInt(c1.substring(1, 3), 16);",
 "  var g1 = parseInt(c1.substring(3, 5), 16);","  var b1 = parseInt(c1.substring(5, 7), 16);","  var r2 = parseInt(c2.substring(1, 3), 16);","  var g2 = parseInt(c2.substring(3, 5), 16);","  var b2 = parseInt(c2.substring(5, 7), 16);","  var r = Math.round(r1 * (1 - ratio) + r2 * ratio);","  var g = Math.round(g1 * (1 - ratio) + g2 * ratio);","  var b = Math.round(b1 * (1 - ratio) + b2 * ratio);","  r = ('0' + (r || 0).toString(16)).slice(-2);","  g = ('0' + (g || 0).toString(16)).slice(-2);","  b = ('0' + (b || 0).toString(16)).slice(-2);",
-"  return '#' + r + g + b;","}"])+"("+b+", "+c+", "+a+")",Blockly.JavaScript.ORDER_FUNCTION_CALL]};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.JavaScript.lists={};Blockly.JavaScript.lists_create_empty=function(a){return["[]",Blockly.JavaScript.ORDER_ATOMIC]};Blockly.JavaScript.lists_create_with=function(a){for(var b=Array(a.itemCount_),c=0;c<a.itemCount_;c++)b[c]=Blockly.JavaScript.valueToCode(a,"ADD"+c,Blockly.JavaScript.ORDER_COMMA)||"null";b="["+b.join(", ")+"]";return[b,Blockly.JavaScript.ORDER_ATOMIC]};
+"  return '#' + r + g + b;","}"])+"("+b+", "+c+", "+a+")",Blockly.JavaScript.ORDER_FUNCTION_CALL]};Blockly.JavaScript.lists={};Blockly.JavaScript.lists_create_empty=function(a){return["[]",Blockly.JavaScript.ORDER_ATOMIC]};Blockly.JavaScript.lists_create_with=function(a){for(var b=Array(a.itemCount_),c=0;c<a.itemCount_;c++)b[c]=Blockly.JavaScript.valueToCode(a,"ADD"+c,Blockly.JavaScript.ORDER_COMMA)||"null";b="["+b.join(", ")+"]";return[b,Blockly.JavaScript.ORDER_ATOMIC]};
 Blockly.JavaScript.lists_repeat=function(a){var b=Blockly.JavaScript.provideFunction_("lists_repeat",["function "+Blockly.JavaScript.FUNCTION_NAME_PLACEHOLDER_+"(value, n) {","  var array = [];","  for (var i = 0; i < n; i++) {","    array[i] = value;","  }","  return array;","}"]),c=Blockly.JavaScript.valueToCode(a,"ITEM",Blockly.JavaScript.ORDER_COMMA)||"null";a=Blockly.JavaScript.valueToCode(a,"NUM",Blockly.JavaScript.ORDER_COMMA)||"0";return[b+"("+c+", "+a+")",Blockly.JavaScript.ORDER_FUNCTION_CALL]};
 Blockly.JavaScript.lists_length=function(a){return[(Blockly.JavaScript.valueToCode(a,"VALUE",Blockly.JavaScript.ORDER_FUNCTION_CALL)||"[]")+".length",Blockly.JavaScript.ORDER_MEMBER]};Blockly.JavaScript.lists_isEmpty=function(a){return["!"+(Blockly.JavaScript.valueToCode(a,"VALUE",Blockly.JavaScript.ORDER_MEMBER)||"[]")+".length",Blockly.JavaScript.ORDER_LOGICAL_NOT]};
 Blockly.JavaScript.lists_indexOf=function(a){var b="FIRST"==a.getFieldValue("END")?"indexOf":"lastIndexOf",c=Blockly.JavaScript.valueToCode(a,"FIND",Blockly.JavaScript.ORDER_NONE)||"''";return[(Blockly.JavaScript.valueToCode(a,"VALUE",Blockly.JavaScript.ORDER_MEMBER)||"[]")+"."+b+"("+c+") + 1",Blockly.JavaScript.ORDER_MEMBER]};
@@ -31,26 +28,19 @@ Blockly.JavaScript.lists_setIndex=function(a){function b(){if(c.match(/^\w+$/))r
 c+".splice("+c+".length - "+f+", 0, "+a+");\n"}else if("RANDOM"==e){e=b();f=Blockly.JavaScript.variableDB_.getDistinctName("tmp_x",Blockly.Variables.NAME_TYPE);e+="var "+f+" = Math.floor(Math.random() * "+c+".length);\n";if("SET"==d)return e+=c+"["+f+"] = "+a+";\n";if("INSERT"==d)return e+=c+".splice("+f+", 0, "+a+");\n"}throw"Unhandled combination (lists_setIndex).";};
 Blockly.JavaScript.lists_getSublist=function(a){var b=Blockly.JavaScript.valueToCode(a,"LIST",Blockly.JavaScript.ORDER_MEMBER)||"[]",c=a.getFieldValue("WHERE1"),d=a.getFieldValue("WHERE2"),e=Blockly.JavaScript.valueToCode(a,"AT1",Blockly.JavaScript.ORDER_NONE)||"1";a=Blockly.JavaScript.valueToCode(a,"AT2",Blockly.JavaScript.ORDER_NONE)||"1";return["FIRST"==c&&"LAST"==d?b+".concat()":Blockly.JavaScript.provideFunction_("lists_get_sublist",["function "+Blockly.JavaScript.FUNCTION_NAME_PLACEHOLDER_+
 "(list, where1, at1, where2, at2) {","  function getAt(where, at) {","    if (where == 'FROM_START') {","      at--;","    } else if (where == 'FROM_END') {","      at = list.length - at;","    } else if (where == 'FIRST') {","      at = 0;","    } else if (where == 'LAST') {","      at = list.length - 1;","    } else {","      throw 'Unhandled option (lists_getSublist).';","    }","    return at;","  }","  at1 = getAt(where1, at1);","  at2 = getAt(where2, at2) + 1;","  return list.slice(at1, at2);",
-"}"])+"("+b+", '"+c+"', "+e+", '"+d+"', "+a+")",Blockly.JavaScript.ORDER_FUNCTION_CALL]};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.JavaScript.logic={};
+"}"])+"("+b+", '"+c+"', "+e+", '"+d+"', "+a+")",Blockly.JavaScript.ORDER_FUNCTION_CALL]};Blockly.JavaScript.lists_split=function(a){var b=Blockly.JavaScript.valueToCode(a,"INPUT",Blockly.JavaScript.ORDER_MEMBER),c=Blockly.JavaScript.valueToCode(a,"DELIM",Blockly.JavaScript.ORDER_NONE)||"''";a=a.getFieldValue("MODE");if("SPLIT"==a)b||(b="''"),a="split";else if("JOIN"==a)b||(b="[]"),a="join";else throw"Unknown mode: "+a;return[b+"."+a+"("+c+")",Blockly.JavaScript.ORDER_FUNCTION_CALL]};Blockly.JavaScript.logic={};
 Blockly.JavaScript.controls_if=function(a){for(var b=0,c=Blockly.JavaScript.valueToCode(a,"IF"+b,Blockly.JavaScript.ORDER_NONE)||"false",d=Blockly.JavaScript.statementToCode(a,"DO"+b),e="if ("+c+") {\n"+d+"}",b=1;b<=a.elseifCount_;b++)c=Blockly.JavaScript.valueToCode(a,"IF"+b,Blockly.JavaScript.ORDER_NONE)||"false",d=Blockly.JavaScript.statementToCode(a,"DO"+b),e+=" else if ("+c+") {\n"+d+"}";a.elseCount_&&(d=Blockly.JavaScript.statementToCode(a,"ELSE"),e+=" else {\n"+d+"}");return e+"\n"};
 Blockly.JavaScript.logic_compare=function(a){var b={EQ:"==",NEQ:"!=",LT:"<",LTE:"<=",GT:">",GTE:">="}[a.getFieldValue("OP")],c="=="==b||"!="==b?Blockly.JavaScript.ORDER_EQUALITY:Blockly.JavaScript.ORDER_RELATIONAL,d=Blockly.JavaScript.valueToCode(a,"A",c)||"0";a=Blockly.JavaScript.valueToCode(a,"B",c)||"0";return[d+" "+b+" "+a,c]};
 Blockly.JavaScript.logic_operation=function(a){var b="AND"==a.getFieldValue("OP")?"&&":"||",c="&&"==b?Blockly.JavaScript.ORDER_LOGICAL_AND:Blockly.JavaScript.ORDER_LOGICAL_OR,d=Blockly.JavaScript.valueToCode(a,"A",c);a=Blockly.JavaScript.valueToCode(a,"B",c);if(d||a){var e="&&"==b?"true":"false";d||(d=e);a||(a=e)}else a=d="false";return[d+" "+b+" "+a,c]};
 Blockly.JavaScript.logic_negate=function(a){var b=Blockly.JavaScript.ORDER_LOGICAL_NOT;return["!"+(Blockly.JavaScript.valueToCode(a,"BOOL",b)||"true"),b]};Blockly.JavaScript.logic_boolean=function(a){return["TRUE"==a.getFieldValue("BOOL")?"true":"false",Blockly.JavaScript.ORDER_ATOMIC]};Blockly.JavaScript.logic_null=function(a){return["null",Blockly.JavaScript.ORDER_ATOMIC]};
-Blockly.JavaScript.logic_ternary=function(a){var b=Blockly.JavaScript.valueToCode(a,"IF",Blockly.JavaScript.ORDER_CONDITIONAL)||"false",c=Blockly.JavaScript.valueToCode(a,"THEN",Blockly.JavaScript.ORDER_CONDITIONAL)||"null";a=Blockly.JavaScript.valueToCode(a,"ELSE",Blockly.JavaScript.ORDER_CONDITIONAL)||"null";return[b+" ? "+c+" : "+a,Blockly.JavaScript.ORDER_CONDITIONAL]};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.JavaScript.loops={};Blockly.JavaScript.controls_repeat=function(a){var b=Number(a.getFieldValue("TIMES")),c=Blockly.JavaScript.statementToCode(a,"DO");Blockly.JavaScript.INFINITE_LOOP_TRAP&&(c=Blockly.JavaScript.INFINITE_LOOP_TRAP.replace(/%1/g,"'"+a.id+"'")+c);a=Blockly.JavaScript.variableDB_.getDistinctName("count",Blockly.Variables.NAME_TYPE);return"for (var "+a+" = 0; "+a+" < "+b+"; "+a+"++) {\n"+c+"}\n"};
-Blockly.JavaScript.controls_repeat_ext=function(a){var b=Blockly.JavaScript.valueToCode(a,"TIMES",Blockly.JavaScript.ORDER_ASSIGNMENT)||"0",c=Blockly.JavaScript.statementToCode(a,"DO");Blockly.JavaScript.INFINITE_LOOP_TRAP&&(c=Blockly.JavaScript.INFINITE_LOOP_TRAP.replace(/%1/g,"'"+a.id+"'")+c);a="";var d=Blockly.JavaScript.variableDB_.getDistinctName("count",Blockly.Variables.NAME_TYPE),e=b;b.match(/^\w+$/)||Blockly.isNumber(b)||(e=Blockly.JavaScript.variableDB_.getDistinctName("repeat_end",Blockly.Variables.NAME_TYPE),
-a+="var "+e+" = "+b+";\n");return a+("for (var "+d+" = 0; "+d+" < "+e+"; "+d+"++) {\n"+c+"}\n")};
-Blockly.JavaScript.controls_whileUntil=function(a){var b="UNTIL"==a.getFieldValue("MODE"),c=Blockly.JavaScript.valueToCode(a,"BOOL",b?Blockly.JavaScript.ORDER_LOGICAL_NOT:Blockly.JavaScript.ORDER_NONE)||"false",d=Blockly.JavaScript.statementToCode(a,"DO");Blockly.JavaScript.INFINITE_LOOP_TRAP&&(d=Blockly.JavaScript.INFINITE_LOOP_TRAP.replace(/%1/g,"'"+a.id+"'")+d);b&&(c="!"+c);return"while ("+c+") {\n"+d+"}\n"};
-Blockly.JavaScript.controls_for=function(a){var b=Blockly.JavaScript.variableDB_.getName(a.getFieldValue("VAR"),Blockly.Variables.NAME_TYPE),c=Blockly.JavaScript.valueToCode(a,"FROM",Blockly.JavaScript.ORDER_ASSIGNMENT)||"0",d=Blockly.JavaScript.valueToCode(a,"TO",Blockly.JavaScript.ORDER_ASSIGNMENT)||"0",e=Blockly.JavaScript.valueToCode(a,"BY",Blockly.JavaScript.ORDER_ASSIGNMENT)||"1",f=Blockly.JavaScript.statementToCode(a,"DO");Blockly.JavaScript.INFINITE_LOOP_TRAP&&(f=Blockly.JavaScript.INFINITE_LOOP_TRAP.replace(/%1/g,
-"'"+a.id+"'")+f);if(Blockly.isNumber(c)&&Blockly.isNumber(d)&&Blockly.isNumber(e)){var g=parseFloat(c)<=parseFloat(d);a="for ("+b+" = "+c+"; "+b+(g?" <= ":" >= ")+d+"; "+b;b=Math.abs(parseFloat(e));a=(1==b?a+(g?"++":"--"):a+((g?" += ":" -= ")+b))+(") {\n"+f+"}\n")}else a="",g=c,c.match(/^\w+$/)||Blockly.isNumber(c)||(g=Blockly.JavaScript.variableDB_.getDistinctName(b+"_start",Blockly.Variables.NAME_TYPE),a+="var "+g+" = "+c+";\n"),c=d,d.match(/^\w+$/)||Blockly.isNumber(d)||(c=Blockly.JavaScript.variableDB_.getDistinctName(b+
-"_end",Blockly.Variables.NAME_TYPE),a+="var "+c+" = "+d+";\n"),d=Blockly.JavaScript.variableDB_.getDistinctName(b+"_inc",Blockly.Variables.NAME_TYPE),a+="var "+d+" = ",a=Blockly.isNumber(e)?a+(Math.abs(e)+";\n"):a+("Math.abs("+e+");\n"),a+="if ("+g+" > "+c+") {\n",a+=Blockly.JavaScript.INDENT+d+" = -"+d+";\n",a+="}\n",a+="for ("+b+" = "+g+";\n     "+d+" >= 0 ? "+b+" <= "+c+" : "+b+" >= "+c+";\n     "+b+" += "+d+") {\n"+f+"}\n";return a};
-Blockly.JavaScript.controls_forEach=function(a){var b=Blockly.JavaScript.variableDB_.getName(a.getFieldValue("VAR"),Blockly.Variables.NAME_TYPE),c=Blockly.JavaScript.valueToCode(a,"LIST",Blockly.JavaScript.ORDER_ASSIGNMENT)||"[]",d=Blockly.JavaScript.statementToCode(a,"DO");Blockly.JavaScript.INFINITE_LOOP_TRAP&&(d=Blockly.JavaScript.INFINITE_LOOP_TRAP.replace(/%1/g,"'"+a.id+"'")+d);a=Blockly.JavaScript.variableDB_.getDistinctName(b+"_index",Blockly.Variables.NAME_TYPE);d=Blockly.JavaScript.INDENT+
-b+" = "+c+"["+a+"];\n"+d;return"for (var "+a+" in  "+c+") {\n"+d+"}\n"};Blockly.JavaScript.controls_flow_statements=function(a){switch(a.getFieldValue("FLOW")){case "BREAK":return"break;\n";case "CONTINUE":return"continue;\n"}throw"Unknown flow statement.";};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.JavaScript.math={};Blockly.JavaScript.math_number=function(a){return[parseFloat(a.getFieldValue("NUM")),Blockly.JavaScript.ORDER_ATOMIC]};
+Blockly.JavaScript.logic_ternary=function(a){var b=Blockly.JavaScript.valueToCode(a,"IF",Blockly.JavaScript.ORDER_CONDITIONAL)||"false",c=Blockly.JavaScript.valueToCode(a,"THEN",Blockly.JavaScript.ORDER_CONDITIONAL)||"null";a=Blockly.JavaScript.valueToCode(a,"ELSE",Blockly.JavaScript.ORDER_CONDITIONAL)||"null";return[b+" ? "+c+" : "+a,Blockly.JavaScript.ORDER_CONDITIONAL]};Blockly.JavaScript.loops={};Blockly.JavaScript.controls_repeat=function(a){var b=Number(a.getFieldValue("TIMES")),c=Blockly.JavaScript.statementToCode(a,"DO"),c=Blockly.JavaScript.addLoopTrap(c,a.id);a=Blockly.JavaScript.variableDB_.getDistinctName("count",Blockly.Variables.NAME_TYPE);return"for (var "+a+" = 0; "+a+" < "+b+"; "+a+"++) {\n"+c+"}\n"};
+Blockly.JavaScript.controls_repeat_ext=function(a){var b=Blockly.JavaScript.valueToCode(a,"TIMES",Blockly.JavaScript.ORDER_ASSIGNMENT)||"0",c=Blockly.JavaScript.statementToCode(a,"DO"),c=Blockly.JavaScript.addLoopTrap(c,a.id);a="";var d=Blockly.JavaScript.variableDB_.getDistinctName("count",Blockly.Variables.NAME_TYPE),e=b;b.match(/^\w+$/)||Blockly.isNumber(b)||(e=Blockly.JavaScript.variableDB_.getDistinctName("repeat_end",Blockly.Variables.NAME_TYPE),a+="var "+e+" = "+b+";\n");return a+("for (var "+
+d+" = 0; "+d+" < "+e+"; "+d+"++) {\n"+c+"}\n")};Blockly.JavaScript.controls_whileUntil=function(a){var b="UNTIL"==a.getFieldValue("MODE"),c=Blockly.JavaScript.valueToCode(a,"BOOL",b?Blockly.JavaScript.ORDER_LOGICAL_NOT:Blockly.JavaScript.ORDER_NONE)||"false",d=Blockly.JavaScript.statementToCode(a,"DO"),d=Blockly.JavaScript.addLoopTrap(d,a.id);b&&(c="!"+c);return"while ("+c+") {\n"+d+"}\n"};
+Blockly.JavaScript.controls_for=function(a){var b=Blockly.JavaScript.variableDB_.getName(a.getFieldValue("VAR"),Blockly.Variables.NAME_TYPE),c=Blockly.JavaScript.valueToCode(a,"FROM",Blockly.JavaScript.ORDER_ASSIGNMENT)||"0",d=Blockly.JavaScript.valueToCode(a,"TO",Blockly.JavaScript.ORDER_ASSIGNMENT)||"0",e=Blockly.JavaScript.valueToCode(a,"BY",Blockly.JavaScript.ORDER_ASSIGNMENT)||"1",f=Blockly.JavaScript.statementToCode(a,"DO"),f=Blockly.JavaScript.addLoopTrap(f,a.id);if(Blockly.isNumber(c)&&Blockly.isNumber(d)&&
+Blockly.isNumber(e)){var g=parseFloat(c)<=parseFloat(d);a="for ("+b+" = "+c+"; "+b+(g?" <= ":" >= ")+d+"; "+b;b=Math.abs(parseFloat(e));a=(1==b?a+(g?"++":"--"):a+((g?" += ":" -= ")+b))+(") {\n"+f+"}\n")}else a="",g=c,c.match(/^\w+$/)||Blockly.isNumber(c)||(g=Blockly.JavaScript.variableDB_.getDistinctName(b+"_start",Blockly.Variables.NAME_TYPE),a+="var "+g+" = "+c+";\n"),c=d,d.match(/^\w+$/)||Blockly.isNumber(d)||(c=Blockly.JavaScript.variableDB_.getDistinctName(b+"_end",Blockly.Variables.NAME_TYPE),
+a+="var "+c+" = "+d+";\n"),d=Blockly.JavaScript.variableDB_.getDistinctName(b+"_inc",Blockly.Variables.NAME_TYPE),a+="var "+d+" = ",a=Blockly.isNumber(e)?a+(Math.abs(e)+";\n"):a+("Math.abs("+e+");\n"),a+="if ("+g+" > "+c+") {\n",a+=Blockly.JavaScript.INDENT+d+" = -"+d+";\n",a+="}\n",a+="for ("+b+" = "+g+";\n     "+d+" >= 0 ? "+b+" <= "+c+" : "+b+" >= "+c+";\n     "+b+" += "+d+") {\n"+f+"}\n";return a};
+Blockly.JavaScript.controls_forEach=function(a){var b=Blockly.JavaScript.variableDB_.getName(a.getFieldValue("VAR"),Blockly.Variables.NAME_TYPE),c=Blockly.JavaScript.valueToCode(a,"LIST",Blockly.JavaScript.ORDER_ASSIGNMENT)||"[]",d=Blockly.JavaScript.statementToCode(a,"DO"),d=Blockly.JavaScript.addLoopTrap(d,a.id);a="";var e=c;c.match(/^\w+$/)||(e=Blockly.JavaScript.variableDB_.getDistinctName(b+"_list",Blockly.Variables.NAME_TYPE),a+="var "+e+" = "+c+";\n");c=Blockly.JavaScript.variableDB_.getDistinctName(b+
+"_index",Blockly.Variables.NAME_TYPE);d=Blockly.JavaScript.INDENT+b+" = "+e+"["+c+"];\n"+d;return a+("for (var "+c+" in "+e+") {\n"+d+"}\n")};Blockly.JavaScript.controls_flow_statements=function(a){switch(a.getFieldValue("FLOW")){case "BREAK":return"break;\n";case "CONTINUE":return"continue;\n"}throw"Unknown flow statement.";};Blockly.JavaScript.math={};Blockly.JavaScript.math_number=function(a){return[parseFloat(a.getFieldValue("NUM")),Blockly.JavaScript.ORDER_ATOMIC]};
 Blockly.JavaScript.math_arithmetic=function(a){var b={ADD:[" + ",Blockly.JavaScript.ORDER_ADDITION],MINUS:[" - ",Blockly.JavaScript.ORDER_SUBTRACTION],MULTIPLY:[" * ",Blockly.JavaScript.ORDER_MULTIPLICATION],DIVIDE:[" / ",Blockly.JavaScript.ORDER_DIVISION],POWER:[null,Blockly.JavaScript.ORDER_COMMA]}[a.getFieldValue("OP")],c=b[0],b=b[1],d=Blockly.JavaScript.valueToCode(a,"A",b)||"0";a=Blockly.JavaScript.valueToCode(a,"B",b)||"0";return c?[d+c+a,b]:["Math.pow("+d+", "+a+")",Blockly.JavaScript.ORDER_FUNCTION_CALL]};
 Blockly.JavaScript.math_single=function(a){var b=a.getFieldValue("OP"),c;if("NEG"==b)return a=Blockly.JavaScript.valueToCode(a,"NUM",Blockly.JavaScript.ORDER_UNARY_NEGATION)||"0","-"==a[0]&&(a=" "+a),["-"+a,Blockly.JavaScript.ORDER_UNARY_NEGATION];a="SIN"==b||"COS"==b||"TAN"==b?Blockly.JavaScript.valueToCode(a,"NUM",Blockly.JavaScript.ORDER_DIVISION)||"0":Blockly.JavaScript.valueToCode(a,"NUM",Blockly.JavaScript.ORDER_NONE)||"0";switch(b){case "ABS":c="Math.abs("+a+")";break;case "ROOT":c="Math.sqrt("+
 a+")";break;case "LN":c="Math.log("+a+")";break;case "EXP":c="Math.exp("+a+")";break;case "POW10":c="Math.pow(10,"+a+")";break;case "ROUND":c="Math.round("+a+")";break;case "ROUNDUP":c="Math.ceil("+a+")";break;case "ROUNDDOWN":c="Math.floor("+a+")";break;case "SIN":c="Math.sin("+a+" / 180 * Math.PI)";break;case "COS":c="Math.cos("+a+" / 180 * Math.PI)";break;case "TAN":c="Math.tan("+a+" / 180 * Math.PI)"}if(c)return[c,Blockly.JavaScript.ORDER_FUNCTION_CALL];switch(b){case "LOG10":c="Math.log("+a+
@@ -69,16 +59,12 @@ Blockly.JavaScript.math_on_list=function(a){var b=a.getFieldValue("OP");switch(b
 "LIST",Blockly.JavaScript.ORDER_NONE)||"[]";a=b+"("+a+")";break;default:throw"Unknown operator: "+b;}return[a,Blockly.JavaScript.ORDER_FUNCTION_CALL]};Blockly.JavaScript.math_modulo=function(a){var b=Blockly.JavaScript.valueToCode(a,"DIVIDEND",Blockly.JavaScript.ORDER_MODULUS)||"0";a=Blockly.JavaScript.valueToCode(a,"DIVISOR",Blockly.JavaScript.ORDER_MODULUS)||"0";return[b+" % "+a,Blockly.JavaScript.ORDER_MODULUS]};
 Blockly.JavaScript.math_constrain=function(a){var b=Blockly.JavaScript.valueToCode(a,"VALUE",Blockly.JavaScript.ORDER_COMMA)||"0",c=Blockly.JavaScript.valueToCode(a,"LOW",Blockly.JavaScript.ORDER_COMMA)||"0";a=Blockly.JavaScript.valueToCode(a,"HIGH",Blockly.JavaScript.ORDER_COMMA)||"Infinity";return["Math.min(Math.max("+b+", "+c+"), "+a+")",Blockly.JavaScript.ORDER_FUNCTION_CALL]};
 Blockly.JavaScript.math_random_int=function(a){var b=Blockly.JavaScript.valueToCode(a,"FROM",Blockly.JavaScript.ORDER_COMMA)||"0";a=Blockly.JavaScript.valueToCode(a,"TO",Blockly.JavaScript.ORDER_COMMA)||"0";return[Blockly.JavaScript.provideFunction_("math_random_int",["function "+Blockly.JavaScript.FUNCTION_NAME_PLACEHOLDER_+"(a, b) {","  if (a > b) {","    // Swap a and b to ensure a is smaller.","    var c = a;","    a = b;","    b = c;","  }","  return Math.floor(Math.random() * (b - a + 1) + a);",
-"}"])+"("+b+", "+a+")",Blockly.JavaScript.ORDER_FUNCTION_CALL]};Blockly.JavaScript.math_random_float=function(a){return["Math.random()",Blockly.JavaScript.ORDER_FUNCTION_CALL]};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.JavaScript.procedures={};
-Blockly.JavaScript.procedures_defreturn=function(a){var b=Blockly.JavaScript.variableDB_.getName(a.getFieldValue("NAME"),Blockly.Procedures.NAME_TYPE),c=Blockly.JavaScript.statementToCode(a,"STACK");Blockly.JavaScript.INFINITE_LOOP_TRAP&&(c=Blockly.JavaScript.INFINITE_LOOP_TRAP.replace(/%1/g,"'"+a.id+"'")+c);var d=Blockly.JavaScript.valueToCode(a,"RETURN",Blockly.JavaScript.ORDER_NONE)||"";d&&(d="  return "+d+";\n");for(var e=[],f=0;f<a.arguments_.length;f++)e[f]=Blockly.JavaScript.variableDB_.getName(a.arguments_[f],
-Blockly.Variables.NAME_TYPE);c="function "+b+"("+e.join(", ")+") {\n"+c+d+"}";c=Blockly.JavaScript.scrub_(a,c);Blockly.JavaScript.definitions_[b]=c;return null};Blockly.JavaScript.procedures_defnoreturn=Blockly.JavaScript.procedures_defreturn;
+"}"])+"("+b+", "+a+")",Blockly.JavaScript.ORDER_FUNCTION_CALL]};Blockly.JavaScript.math_random_float=function(a){return["Math.random()",Blockly.JavaScript.ORDER_FUNCTION_CALL]};Blockly.JavaScript.procedures={};
+Blockly.JavaScript.procedures_defreturn=function(a){var b=Blockly.JavaScript.variableDB_.getName(a.getFieldValue("NAME"),Blockly.Procedures.NAME_TYPE),c=Blockly.JavaScript.statementToCode(a,"STACK");Blockly.JavaScript.STATEMENT_PREFIX&&(c=Blockly.JavaScript.prefixLines(Blockly.JavaScript.STATEMENT_PREFIX.replace(/%1/g,"'"+a.id+"'"),Blockly.JavaScript.INDENT)+c);Blockly.JavaScript.INFINITE_LOOP_TRAP&&(c=Blockly.JavaScript.INFINITE_LOOP_TRAP.replace(/%1/g,"'"+a.id+"'")+c);var d=Blockly.JavaScript.valueToCode(a,
+"RETURN",Blockly.JavaScript.ORDER_NONE)||"";d&&(d="  return "+d+";\n");for(var e=[],f=0;f<a.arguments_.length;f++)e[f]=Blockly.JavaScript.variableDB_.getName(a.arguments_[f],Blockly.Variables.NAME_TYPE);c="function "+b+"("+e.join(", ")+") {\n"+c+d+"}";c=Blockly.JavaScript.scrub_(a,c);Blockly.JavaScript.definitions_[b]=c;return null};Blockly.JavaScript.procedures_defnoreturn=Blockly.JavaScript.procedures_defreturn;
 Blockly.JavaScript.procedures_callreturn=function(a){for(var b=Blockly.JavaScript.variableDB_.getName(a.getFieldValue("NAME"),Blockly.Procedures.NAME_TYPE),c=[],d=0;d<a.arguments_.length;d++)c[d]=Blockly.JavaScript.valueToCode(a,"ARG"+d,Blockly.JavaScript.ORDER_COMMA)||"null";return[b+"("+c.join(", ")+")",Blockly.JavaScript.ORDER_FUNCTION_CALL]};
 Blockly.JavaScript.procedures_callnoreturn=function(a){for(var b=Blockly.JavaScript.variableDB_.getName(a.getFieldValue("NAME"),Blockly.Procedures.NAME_TYPE),c=[],d=0;d<a.arguments_.length;d++)c[d]=Blockly.JavaScript.valueToCode(a,"ARG"+d,Blockly.JavaScript.ORDER_COMMA)||"null";return b+"("+c.join(", ")+");\n"};
-Blockly.JavaScript.procedures_ifreturn=function(a){var b="if ("+(Blockly.JavaScript.valueToCode(a,"CONDITION",Blockly.JavaScript.ORDER_NONE)||"false")+") {\n";a.hasReturnValue_?(a=Blockly.JavaScript.valueToCode(a,"VALUE",Blockly.JavaScript.ORDER_NONE)||"null",b+="  return "+a+";\n"):b+="  return;\n";return b+"}\n"};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.JavaScript.text={};Blockly.JavaScript.text=function(a){return[Blockly.JavaScript.quote_(a.getFieldValue("TEXT")),Blockly.JavaScript.ORDER_ATOMIC]};
+Blockly.JavaScript.procedures_ifreturn=function(a){var b="if ("+(Blockly.JavaScript.valueToCode(a,"CONDITION",Blockly.JavaScript.ORDER_NONE)||"false")+") {\n";a.hasReturnValue_?(a=Blockly.JavaScript.valueToCode(a,"VALUE",Blockly.JavaScript.ORDER_NONE)||"null",b+="  return "+a+";\n"):b+="  return;\n";return b+"}\n"};Blockly.JavaScript.texts={};Blockly.JavaScript.text=function(a){return[Blockly.JavaScript.quote_(a.getFieldValue("TEXT")),Blockly.JavaScript.ORDER_ATOMIC]};
 Blockly.JavaScript.text_join=function(a){var b;if(0==a.itemCount_)return["''",Blockly.JavaScript.ORDER_ATOMIC];if(1==a.itemCount_)return b=Blockly.JavaScript.valueToCode(a,"ADD0",Blockly.JavaScript.ORDER_NONE)||"''",["String("+b+")",Blockly.JavaScript.ORDER_FUNCTION_CALL];if(2==a.itemCount_)return b=Blockly.JavaScript.valueToCode(a,"ADD0",Blockly.JavaScript.ORDER_NONE)||"''",a=Blockly.JavaScript.valueToCode(a,"ADD1",Blockly.JavaScript.ORDER_NONE)||"''",["String("+b+") + String("+a+")",Blockly.JavaScript.ORDER_ADDITION];
 b=Array(a.itemCount_);for(var c=0;c<a.itemCount_;c++)b[c]=Blockly.JavaScript.valueToCode(a,"ADD"+c,Blockly.JavaScript.ORDER_COMMA)||"''";b="["+b.join(",")+"].join('')";return[b,Blockly.JavaScript.ORDER_FUNCTION_CALL]};Blockly.JavaScript.text_append=function(a){var b=Blockly.JavaScript.variableDB_.getName(a.getFieldValue("VAR"),Blockly.Variables.NAME_TYPE);a=Blockly.JavaScript.valueToCode(a,"TEXT",Blockly.JavaScript.ORDER_NONE)||"''";return b+" = String("+b+") + String("+a+");\n"};
 Blockly.JavaScript.text_length=function(a){return[(Blockly.JavaScript.valueToCode(a,"VALUE",Blockly.JavaScript.ORDER_FUNCTION_CALL)||"''")+".length",Blockly.JavaScript.ORDER_MEMBER]};Blockly.JavaScript.text_isEmpty=function(a){return["!"+(Blockly.JavaScript.valueToCode(a,"VALUE",Blockly.JavaScript.ORDER_MEMBER)||"''"),Blockly.JavaScript.ORDER_LOGICAL_NOT]};
@@ -89,7 +75,6 @@ Blockly.JavaScript.text_getSubstring=function(a){var b=Blockly.JavaScript.valueT
 "  function getAt(where, at) {","    if (where == 'FROM_START') {","      at--;","    } else if (where == 'FROM_END') {","      at = text.length - at;","    } else if (where == 'FIRST') {","      at = 0;","    } else if (where == 'LAST') {","      at = text.length - 1;","    } else {","      throw 'Unhandled option (text_getSubstring).';","    }","    return at;","  }","  at1 = getAt(where1, at1);","  at2 = getAt(where2, at2) + 1;","  return text.slice(at1, at2);","}"])+"("+b+", '"+c+"', "+e+", '"+
 d+"', "+a+")",Blockly.JavaScript.ORDER_FUNCTION_CALL]};
 Blockly.JavaScript.text_changeCase=function(a){var b={UPPERCASE:".toUpperCase()",LOWERCASE:".toLowerCase()",TITLECASE:null}[a.getFieldValue("CASE")];b?(a=Blockly.JavaScript.valueToCode(a,"TEXT",Blockly.JavaScript.ORDER_MEMBER)||"''",a+=b):(b=Blockly.JavaScript.provideFunction_("text_toTitleCase",["function "+Blockly.JavaScript.FUNCTION_NAME_PLACEHOLDER_+"(str) {","  return str.replace(/\\S+/g,","      function(txt) {return txt[0].toUpperCase() + txt.substring(1).toLowerCase();});","}"]),a=Blockly.JavaScript.valueToCode(a,
-"TEXT",Blockly.JavaScript.ORDER_NONE)||"''",a=b+"("+a+")");return[a,Blockly.JavaScript.ORDER_FUNCTION_CALL]};Blockly.JavaScript.text_trim=function(a){var b={LEFT:".trimLeft()",RIGHT:".trimRight()",BOTH:".trim()"}[a.getFieldValue("MODE")];return[(Blockly.JavaScript.valueToCode(a,"TEXT",Blockly.JavaScript.ORDER_MEMBER)||"''")+b,Blockly.JavaScript.ORDER_FUNCTION_CALL]};
+"TEXT",Blockly.JavaScript.ORDER_NONE)||"''",a=b+"("+a+")");return[a,Blockly.JavaScript.ORDER_FUNCTION_CALL]};Blockly.JavaScript.text_trim=function(a){var b={LEFT:".replace(/^[\\s\\xa0]+/, '')",RIGHT:".replace(/[\\s\\xa0]+$/, '')",BOTH:".trim()"}[a.getFieldValue("MODE")];return[(Blockly.JavaScript.valueToCode(a,"TEXT",Blockly.JavaScript.ORDER_MEMBER)||"''")+b,Blockly.JavaScript.ORDER_FUNCTION_CALL]};
 Blockly.JavaScript.text_print=function(a){return"window.alert("+(Blockly.JavaScript.valueToCode(a,"TEXT",Blockly.JavaScript.ORDER_NONE)||"''")+");\n"};Blockly.JavaScript.text_prompt=function(a){var b="window.prompt("+Blockly.JavaScript.quote_(a.getFieldValue("TEXT"))+")";"NUMBER"==a.getFieldValue("TYPE")&&(b="parseFloat("+b+")");return[b,Blockly.JavaScript.ORDER_FUNCTION_CALL]};
-// Copyright 2012 Google Inc.  Apache License 2.0
-Blockly.JavaScript.variables={};Blockly.JavaScript.variables_get=function(a){return[Blockly.JavaScript.variableDB_.getName(a.getFieldValue("VAR"),Blockly.Variables.NAME_TYPE),Blockly.JavaScript.ORDER_ATOMIC]};Blockly.JavaScript.variables_set=function(a){var b=Blockly.JavaScript.valueToCode(a,"VALUE",Blockly.JavaScript.ORDER_ASSIGNMENT)||"0";return Blockly.JavaScript.variableDB_.getName(a.getFieldValue("VAR"),Blockly.Variables.NAME_TYPE)+" = "+b+";\n"};
\ No newline at end of file
+Blockly.JavaScript.text_prompt_ext=function(a){var b="window.prompt("+(Blockly.JavaScript.valueToCode(a,"TEXT",Blockly.JavaScript.ORDER_NONE)||"''")+")";"NUMBER"==a.getFieldValue("TYPE")&&(b="parseFloat("+b+")");return[b,Blockly.JavaScript.ORDER_FUNCTION_CALL]};Blockly.JavaScript.variables={};Blockly.JavaScript.variables_get=function(a){return[Blockly.JavaScript.variableDB_.getName(a.getFieldValue("VAR"),Blockly.Variables.NAME_TYPE),Blockly.JavaScript.ORDER_ATOMIC]};Blockly.JavaScript.variables_set=function(a){var b=Blockly.JavaScript.valueToCode(a,"VALUE",Blockly.JavaScript.ORDER_ASSIGNMENT)||"0";return Blockly.JavaScript.variableDB_.getName(a.getFieldValue("VAR"),Blockly.Variables.NAME_TYPE)+" = "+b+";\n"};
\ No newline at end of file
diff --git a/support/client/lib/vwf/model/blockly/media/conditionals.png b/support/client/lib/vwf/model/blockly/media/conditionals.png
new file mode 100644
index 000000000..c2222c64c
Binary files /dev/null and b/support/client/lib/vwf/model/blockly/media/conditionals.png differ
diff --git a/support/client/lib/vwf/model/blockly/media/loops.png b/support/client/lib/vwf/model/blockly/media/loops.png
new file mode 100644
index 000000000..cc233d61b
Binary files /dev/null and b/support/client/lib/vwf/model/blockly/media/loops.png differ
diff --git a/support/client/lib/vwf/model/blockly/media/math.png b/support/client/lib/vwf/model/blockly/media/math.png
new file mode 100644
index 000000000..6a21e40a1
Binary files /dev/null and b/support/client/lib/vwf/model/blockly/media/math.png differ
diff --git a/support/client/lib/vwf/model/blockly/media/movement.png b/support/client/lib/vwf/model/blockly/media/movement.png
new file mode 100644
index 000000000..0c7debe9c
Binary files /dev/null and b/support/client/lib/vwf/model/blockly/media/movement.png differ
diff --git a/support/client/lib/vwf/model/blockly/media/procedures.png b/support/client/lib/vwf/model/blockly/media/procedures.png
new file mode 100644
index 000000000..fe42ded43
Binary files /dev/null and b/support/client/lib/vwf/model/blockly/media/procedures.png differ
diff --git a/support/client/lib/vwf/model/blockly/media/sensors.png b/support/client/lib/vwf/model/blockly/media/sensors.png
new file mode 100644
index 000000000..4f9d656d6
Binary files /dev/null and b/support/client/lib/vwf/model/blockly/media/sensors.png differ
diff --git a/support/client/lib/vwf/model/blockly/media/variables.png b/support/client/lib/vwf/model/blockly/media/variables.png
new file mode 100644
index 000000000..aea85f473
Binary files /dev/null and b/support/client/lib/vwf/model/blockly/media/variables.png differ
diff --git a/support/client/lib/vwf/model/blockly/msg/js/en.js b/support/client/lib/vwf/model/blockly/msg/js/en.js
index 7721a2446..9262b082e 100644
--- a/support/client/lib/vwf/model/blockly/msg/js/en.js
+++ b/support/client/lib/vwf/model/blockly/msg/js/en.js
@@ -28,40 +28,40 @@ Blockly.Msg.COLOUR_RGB_GREEN = "green";
 Blockly.Msg.COLOUR_RGB_HELPURL = "http://www.december.com/html/spec/colorper.html";
 Blockly.Msg.COLOUR_RGB_RED = "red";
 Blockly.Msg.COLOUR_RGB_TITLE = "colour with";
-Blockly.Msg.COLOUR_RGB_TOOLTIP = "Create a colour with the specified amount of red, green, and blue.  All values must be between 0 and 100.";
-Blockly.Msg.CONTROLS_FLOW_STATEMENTS_HELPURL = "https://code.google.com/p/blockly/wiki/Loops#Loop_Termination_Blocks";
+Blockly.Msg.COLOUR_RGB_TOOLTIP = "Create a colour with the specified amount of red, green, and blue. All values must be between 0 and 100.";
+Blockly.Msg.CONTROLS_FLOW_STATEMENTS_HELPURL = "https://github.com/google/blockly/wiki/Loops#loop-termination-blocks";
 Blockly.Msg.CONTROLS_FLOW_STATEMENTS_OPERATOR_BREAK = "break out of loop";
 Blockly.Msg.CONTROLS_FLOW_STATEMENTS_OPERATOR_CONTINUE = "continue with next iteration of loop";
 Blockly.Msg.CONTROLS_FLOW_STATEMENTS_TOOLTIP_BREAK = "Break out of the containing loop.";
 Blockly.Msg.CONTROLS_FLOW_STATEMENTS_TOOLTIP_CONTINUE = "Skip the rest of this loop, and continue with the next iteration.";
 Blockly.Msg.CONTROLS_FLOW_STATEMENTS_WARNING = "Warning: This block may only be used within a loop.";
-Blockly.Msg.CONTROLS_FOREACH_HELPURL = "https://code.google.com/p/blockly/wiki/Loops#for_each for each block";
+Blockly.Msg.CONTROLS_FOREACH_HELPURL = "https://github.com/google/blockly/wiki/Loops#for-each for each block";
 Blockly.Msg.CONTROLS_FOREACH_INPUT_INLIST = "in list";
 Blockly.Msg.CONTROLS_FOREACH_INPUT_INLIST_TAIL = "";
 Blockly.Msg.CONTROLS_FOREACH_INPUT_ITEM = "for each item";
 Blockly.Msg.CONTROLS_FOREACH_TOOLTIP = "For each item in a list, set the variable '%1' to the item, and then do some statements.";
-Blockly.Msg.CONTROLS_FOR_HELPURL = "https://code.google.com/p/blockly/wiki/Loops#count_with";
+Blockly.Msg.CONTROLS_FOR_HELPURL = "https://github.com/google/blockly/wiki/Loops#count-with";
 Blockly.Msg.CONTROLS_FOR_INPUT_FROM_TO_BY = "from %1 to %2 by %3";
 Blockly.Msg.CONTROLS_FOR_INPUT_WITH = "count with";
 Blockly.Msg.CONTROLS_FOR_TOOLTIP = "Have the variable %1 take on the values from the start number to the end number, counting by the specified interval, and do the specified blocks.";
 Blockly.Msg.CONTROLS_IF_ELSEIF_TOOLTIP = "Add a condition to the if block.";
 Blockly.Msg.CONTROLS_IF_ELSE_TOOLTIP = "Add a final, catch-all condition to the if block.";
-Blockly.Msg.CONTROLS_IF_HELPURL = "https://code.google.com/p/blockly/wiki/If_Then";
+Blockly.Msg.CONTROLS_IF_HELPURL = "https://github.com/google/blockly/wiki/IfElse";
 Blockly.Msg.CONTROLS_IF_IF_TOOLTIP = "Add, remove, or reorder sections to reconfigure this if block.";
 Blockly.Msg.CONTROLS_IF_MSG_ELSE = "else";
 Blockly.Msg.CONTROLS_IF_MSG_ELSEIF = "else if";
 Blockly.Msg.CONTROLS_IF_MSG_IF = "if";
 Blockly.Msg.CONTROLS_IF_TOOLTIP_1 = "If a value is true, then do some statements.";
-Blockly.Msg.CONTROLS_IF_TOOLTIP_2 = "If a value is true, then do the first block of statements.  Otherwise, do the second block of statements.";
-Blockly.Msg.CONTROLS_IF_TOOLTIP_3 = "If the first value is true, then do the first block of statements.  Otherwise, if the second value is true, do the second block of statements.";
-Blockly.Msg.CONTROLS_IF_TOOLTIP_4 = "If the first value is true, then do the first block of statements.  Otherwise, if the second value is true, do the second block of statements.  If none of the values are true, do the last block of statements.";
+Blockly.Msg.CONTROLS_IF_TOOLTIP_2 = "If a value is true, then do the first block of statements. Otherwise, do the second block of statements.";
+Blockly.Msg.CONTROLS_IF_TOOLTIP_3 = "If the first value is true, then do the first block of statements. Otherwise, if the second value is true, do the second block of statements.";
+Blockly.Msg.CONTROLS_IF_TOOLTIP_4 = "If the first value is true, then do the first block of statements. Otherwise, if the second value is true, do the second block of statements. If none of the values are true, do the last block of statements.";
 Blockly.Msg.CONTROLS_REPEAT_HELPURL = "https://en.wikipedia.org/wiki/For_loop";
 Blockly.Msg.CONTROLS_REPEAT_INPUT_DO = "do";
 Blockly.Msg.CONTROLS_REPEAT_TITLE = "repeat %1 times";
 Blockly.Msg.CONTROLS_REPEAT_TITLE_REPEAT = "repeat";
 Blockly.Msg.CONTROLS_REPEAT_TITLE_TIMES = "times";
 Blockly.Msg.CONTROLS_REPEAT_TOOLTIP = "Do some statements several times.";
-Blockly.Msg.CONTROLS_WHILEUNTIL_HELPURL = "https://code.google.com/p/blockly/wiki/Repeat";
+Blockly.Msg.CONTROLS_WHILEUNTIL_HELPURL = "https://github.com/google/blockly/wiki/Loops#repeat";
 Blockly.Msg.CONTROLS_WHILEUNTIL_OPERATOR_UNTIL = "repeat until";
 Blockly.Msg.CONTROLS_WHILEUNTIL_OPERATOR_WHILE = "repeat while";
 Blockly.Msg.CONTROLS_WHILEUNTIL_TOOLTIP_UNTIL = "While a value is false, then do some statements.";
@@ -76,11 +76,12 @@ Blockly.Msg.EXPAND_BLOCK = "Expand Block";
 Blockly.Msg.EXTERNAL_INPUTS = "External Inputs";
 Blockly.Msg.HELP = "Help";
 Blockly.Msg.INLINE_INPUTS = "Inline Inputs";
-Blockly.Msg.LISTS_CREATE_EMPTY_HELPURL = "https://en.wikipedia.org/wiki/Linked_list#Empty_lists";
+Blockly.Msg.LISTS_CREATE_EMPTY_HELPURL = "https://github.com/google/blockly/wiki/Lists#create-empty-list";
 Blockly.Msg.LISTS_CREATE_EMPTY_TITLE = "create empty list";
 Blockly.Msg.LISTS_CREATE_EMPTY_TOOLTIP = "Returns a list, of length 0, containing no data records";
 Blockly.Msg.LISTS_CREATE_WITH_CONTAINER_TITLE_ADD = "list";
 Blockly.Msg.LISTS_CREATE_WITH_CONTAINER_TOOLTIP = "Add, remove, or reorder sections to reconfigure this list block.";
+Blockly.Msg.LISTS_CREATE_WITH_HELPURL = "https://github.com/google/blockly/wiki/Lists#create-list-with";
 Blockly.Msg.LISTS_CREATE_WITH_INPUT_WITH = "create list with";
 Blockly.Msg.LISTS_CREATE_WITH_ITEM_TOOLTIP = "Add an item to the list.";
 Blockly.Msg.LISTS_CREATE_WITH_TOOLTIP = "Create a list with any number of items.";
@@ -94,59 +95,65 @@ Blockly.Msg.LISTS_GET_INDEX_RANDOM = "random";
 Blockly.Msg.LISTS_GET_INDEX_REMOVE = "remove";
 Blockly.Msg.LISTS_GET_INDEX_TAIL = "";
 Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_FIRST = "Returns the first item in a list.";
-Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_FROM_END = "Returns the item at the specified position in a list.  #1 is the last item.";
-Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_FROM_START = "Returns the item at the specified position in a list.  #1 is the first item.";
+Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_FROM_END = "Returns the item at the specified position in a list. #1 is the last item.";
+Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_FROM_START = "Returns the item at the specified position in a list. #1 is the first item.";
 Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_LAST = "Returns the last item in a list.";
 Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_RANDOM = "Returns a random item in a list.";
 Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_REMOVE_FIRST = "Removes and returns the first item in a list.";
-Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_REMOVE_FROM_END = "Removes and returns the item at the specified position in a list.  #1 is the last item.";
-Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_REMOVE_FROM_START = "Removes and returns the item at the specified position in a list.  #1 is the first item.";
+Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_REMOVE_FROM_END = "Removes and returns the item at the specified position in a list. #1 is the last item.";
+Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_REMOVE_FROM_START = "Removes and returns the item at the specified position in a list. #1 is the first item.";
 Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_REMOVE_LAST = "Removes and returns the last item in a list.";
 Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_GET_REMOVE_RANDOM = "Removes and returns a random item in a list.";
 Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_REMOVE_FIRST = "Removes the first item in a list.";
-Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_REMOVE_FROM_END = "Removes the item at the specified position in a list.  #1 is the last item.";
-Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_REMOVE_FROM_START = "Removes the item at the specified position in a list.  #1 is the first item.";
+Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_REMOVE_FROM_END = "Removes the item at the specified position in a list. #1 is the last item.";
+Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_REMOVE_FROM_START = "Removes the item at the specified position in a list. #1 is the first item.";
 Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_REMOVE_LAST = "Removes the last item in a list.";
 Blockly.Msg.LISTS_GET_INDEX_TOOLTIP_REMOVE_RANDOM = "Removes a random item in a list.";
 Blockly.Msg.LISTS_GET_SUBLIST_END_FROM_END = "to # from end";
 Blockly.Msg.LISTS_GET_SUBLIST_END_FROM_START = "to #";
 Blockly.Msg.LISTS_GET_SUBLIST_END_LAST = "to last";
-Blockly.Msg.LISTS_GET_SUBLIST_HELPURL = "https://code.google.com/p/blockly/wiki/Lists#Getting_a_sublist";
+Blockly.Msg.LISTS_GET_SUBLIST_HELPURL = "https://github.com/google/blockly/wiki/Lists#getting-a-sublist";
 Blockly.Msg.LISTS_GET_SUBLIST_START_FIRST = "get sub-list from first";
 Blockly.Msg.LISTS_GET_SUBLIST_START_FROM_END = "get sub-list from # from end";
 Blockly.Msg.LISTS_GET_SUBLIST_START_FROM_START = "get sub-list from #";
 Blockly.Msg.LISTS_GET_SUBLIST_TAIL = "";
 Blockly.Msg.LISTS_GET_SUBLIST_TOOLTIP = "Creates a copy of the specified portion of a list.";
 Blockly.Msg.LISTS_INDEX_OF_FIRST = "find first occurrence of item";
-Blockly.Msg.LISTS_INDEX_OF_HELPURL = "https://code.google.com/p/blockly/wiki/Lists#Getting_Items_from_a_List";
+Blockly.Msg.LISTS_INDEX_OF_HELPURL = "https://github.com/google/blockly/wiki/Lists#getting-items-from-a-list";
 Blockly.Msg.LISTS_INDEX_OF_LAST = "find last occurrence of item";
-Blockly.Msg.LISTS_INDEX_OF_TOOLTIP = "Returns the index of the first/last occurrence of the item in the list.  Returns 0 if text is not found.";
+Blockly.Msg.LISTS_INDEX_OF_TOOLTIP = "Returns the index of the first/last occurrence of the item in the list. Returns 0 if text is not found.";
 Blockly.Msg.LISTS_INLIST = "in list";
-Blockly.Msg.LISTS_IS_EMPTY_HELPURL = "https://code.google.com/p/blockly/wiki/Lists#is_empty";
+Blockly.Msg.LISTS_IS_EMPTY_HELPURL = "https://github.com/google/blockly/wiki/Lists#is-empty";
 Blockly.Msg.LISTS_IS_EMPTY_TITLE = "%1 is empty";
-Blockly.Msg.LISTS_LENGTH_HELPURL = "https://code.google.com/p/blockly/wiki/Lists#length_of";
+Blockly.Msg.LISTS_LENGTH_HELPURL = "https://github.com/google/blockly/wiki/Lists#length-of";
 Blockly.Msg.LISTS_LENGTH_TITLE = "length of %1";
 Blockly.Msg.LISTS_LENGTH_TOOLTIP = "Returns the length of a list.";
-Blockly.Msg.LISTS_REPEAT_HELPURL = "https://code.google.com/p/blockly/wiki/Lists#create_list_with";
+Blockly.Msg.LISTS_REPEAT_HELPURL = "https://github.com/google/blockly/wiki/Lists#create-list-with";
 Blockly.Msg.LISTS_REPEAT_TITLE = "create list with item %1 repeated %2 times";
 Blockly.Msg.LISTS_REPEAT_TOOLTIP = "Creates a list consisting of the given value repeated the specified number of times.";
-Blockly.Msg.LISTS_SET_INDEX_HELPURL = "https://code.google.com/p/blockly/wiki/Lists#in_list_..._set";
+Blockly.Msg.LISTS_SET_INDEX_HELPURL = "https://github.com/google/blockly/wiki/Lists#in-list--set";
 Blockly.Msg.LISTS_SET_INDEX_INPUT_TO = "as";
 Blockly.Msg.LISTS_SET_INDEX_INSERT = "insert at";
 Blockly.Msg.LISTS_SET_INDEX_SET = "set";
 Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_INSERT_FIRST = "Inserts the item at the start of a list.";
-Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_INSERT_FROM_END = "Inserts the item at the specified position in a list.  #1 is the last item.";
-Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_INSERT_FROM_START = "Inserts the item at the specified position in a list.  #1 is the first item.";
+Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_INSERT_FROM_END = "Inserts the item at the specified position in a list. #1 is the last item.";
+Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_INSERT_FROM_START = "Inserts the item at the specified position in a list. #1 is the first item.";
 Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_INSERT_LAST = "Append the item to the end of a list.";
 Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_INSERT_RANDOM = "Inserts the item randomly in a list.";
 Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_SET_FIRST = "Sets the first item in a list.";
-Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_SET_FROM_END = "Sets the item at the specified position in a list.  #1 is the last item.";
-Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_SET_FROM_START = "Sets the item at the specified position in a list.  #1 is the first item.";
+Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_SET_FROM_END = "Sets the item at the specified position in a list. #1 is the last item.";
+Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_SET_FROM_START = "Sets the item at the specified position in a list. #1 is the first item.";
 Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_SET_LAST = "Sets the last item in a list.";
 Blockly.Msg.LISTS_SET_INDEX_TOOLTIP_SET_RANDOM = "Sets a random item in a list.";
+Blockly.Msg.LISTS_SPLIT_HELPURL = "https://github.com/google/blockly/wiki/Lists#splitting-strings-and-joining-lists";
+Blockly.Msg.LISTS_SPLIT_LIST_FROM_TEXT = "make list from text";
+Blockly.Msg.LISTS_SPLIT_TEXT_FROM_LIST = "make text from list";
+Blockly.Msg.LISTS_SPLIT_TOOLTIP_JOIN = "Join a list of texts into one text, separated by a delimiter.";
+Blockly.Msg.LISTS_SPLIT_TOOLTIP_SPLIT = "Split text into a list of texts, breaking at each delimiter.";
+Blockly.Msg.LISTS_SPLIT_WITH_DELIMITER = "with delimiter";
 Blockly.Msg.LISTS_TOOLTIP = "Returns true if the list is empty.";
 Blockly.Msg.LOGIC_BOOLEAN_FALSE = "false";
-Blockly.Msg.LOGIC_BOOLEAN_HELPURL = "https://code.google.com/p/blockly/wiki/True_False";
+Blockly.Msg.LOGIC_BOOLEAN_HELPURL = "https://github.com/google/blockly/wiki/Logic#values";
 Blockly.Msg.LOGIC_BOOLEAN_TOOLTIP = "Returns either true or false.";
 Blockly.Msg.LOGIC_BOOLEAN_TRUE = "true";
 Blockly.Msg.LOGIC_COMPARE_HELPURL = "https://en.wikipedia.org/wiki/Inequality_(mathematics)";
@@ -156,14 +163,14 @@ Blockly.Msg.LOGIC_COMPARE_TOOLTIP_GTE = "Return true if the first input is great
 Blockly.Msg.LOGIC_COMPARE_TOOLTIP_LT = "Return true if the first input is smaller than the second input.";
 Blockly.Msg.LOGIC_COMPARE_TOOLTIP_LTE = "Return true if the first input is smaller than or equal to the second input.";
 Blockly.Msg.LOGIC_COMPARE_TOOLTIP_NEQ = "Return true if both inputs are not equal to each other.";
-Blockly.Msg.LOGIC_NEGATE_HELPURL = "https://code.google.com/p/blockly/wiki/Not";
+Blockly.Msg.LOGIC_NEGATE_HELPURL = "https://github.com/google/blockly/wiki/Logic#not";
 Blockly.Msg.LOGIC_NEGATE_TITLE = "not %1";
-Blockly.Msg.LOGIC_NEGATE_TOOLTIP = "Returns true if the input is false.  Returns false if the input is true.";
+Blockly.Msg.LOGIC_NEGATE_TOOLTIP = "Returns true if the input is false. Returns false if the input is true.";
 Blockly.Msg.LOGIC_NULL = "null";
 Blockly.Msg.LOGIC_NULL_HELPURL = "https://en.wikipedia.org/wiki/Nullable_type";
 Blockly.Msg.LOGIC_NULL_TOOLTIP = "Returns null.";
 Blockly.Msg.LOGIC_OPERATION_AND = "and";
-Blockly.Msg.LOGIC_OPERATION_HELPURL = "https://code.google.com/p/blockly/wiki/And_Or";
+Blockly.Msg.LOGIC_OPERATION_HELPURL = "https://github.com/google/blockly/wiki/Logic#logical-operations";
 Blockly.Msg.LOGIC_OPERATION_OR = "or";
 Blockly.Msg.LOGIC_OPERATION_TOOLTIP_AND = "Return true if both inputs are true.";
 Blockly.Msg.LOGIC_OPERATION_TOOLTIP_OR = "Return true if at least one of the inputs is true.";
@@ -195,7 +202,7 @@ Blockly.Msg.MATH_IS_NEGATIVE = "is negative";
 Blockly.Msg.MATH_IS_ODD = "is odd";
 Blockly.Msg.MATH_IS_POSITIVE = "is positive";
 Blockly.Msg.MATH_IS_PRIME = "is prime";
-Blockly.Msg.MATH_IS_TOOLTIP = "Check if a number is an even, odd, prime, whole, positive, negative, or if it is divisible by certain number.  Returns true or false.";
+Blockly.Msg.MATH_IS_TOOLTIP = "Check if a number is an even, odd, prime, whole, positive, negative, or if it is divisible by certain number. Returns true or false.";
 Blockly.Msg.MATH_IS_WHOLE = "is whole";
 Blockly.Msg.MATH_MODULO_HELPURL = "https://en.wikipedia.org/wiki/Modulo_operation";
 Blockly.Msg.MATH_MODULO_TITLE = "remainder of %1 ÷ %2";
@@ -260,12 +267,14 @@ Blockly.Msg.ME = "Me";
 Blockly.Msg.NEW_VARIABLE = "New variable...";
 Blockly.Msg.NEW_VARIABLE_TITLE = "New variable name:";
 Blockly.Msg.ORDINAL_NUMBER_SUFFIX = "";
-Blockly.Msg.PROCEDURES_BEFORE_PARAMS = "with:";
+Blockly.Msg.PROCEDURES_ALLOW_STATEMENTS = "allow statements";
+Blockly.Msg.PROCEDURES_BEFORE_PARAMS = ":";
 Blockly.Msg.PROCEDURES_CALLNORETURN_CALL = "";
 Blockly.Msg.PROCEDURES_CALLNORETURN_HELPURL = "https://en.wikipedia.org/wiki/Procedure_%28computer_science%29";
 Blockly.Msg.PROCEDURES_CALLNORETURN_TOOLTIP = "Run the user-defined function '%1'.";
 Blockly.Msg.PROCEDURES_CALLRETURN_HELPURL = "https://en.wikipedia.org/wiki/Procedure_%28computer_science%29";
 Blockly.Msg.PROCEDURES_CALLRETURN_TOOLTIP = "Run the user-defined function '%1' and use its output.";
+Blockly.Msg.PROCEDURES_CALL_BEFORE_PARAMS = ":";
 Blockly.Msg.PROCEDURES_CREATE_DO = "Create '%1'";
 Blockly.Msg.PROCEDURES_DEFNORETURN_DO = "";
 Blockly.Msg.PROCEDURES_DEFNORETURN_HELPURL = "https://en.wikipedia.org/wiki/Procedure_%28computer_science%29";
@@ -287,10 +296,10 @@ Blockly.Msg.REMOVE_COMMENT = "Remove Comment";
 Blockly.Msg.RENAME_VARIABLE = "Rename variable...";
 Blockly.Msg.RENAME_VARIABLE_TITLE = "Rename all '%1' variables to:";
 Blockly.Msg.TEXT_APPEND_APPENDTEXT = "append text";
-Blockly.Msg.TEXT_APPEND_HELPURL = "https://code.google.com/p/blockly/wiki/Text#Text_modification";
+Blockly.Msg.TEXT_APPEND_HELPURL = "https://github.com/google/blockly/wiki/Text#text-modification";
 Blockly.Msg.TEXT_APPEND_TO = "to";
 Blockly.Msg.TEXT_APPEND_TOOLTIP = "Append some text to variable '%1'.";
-Blockly.Msg.TEXT_CHANGECASE_HELPURL = "https://code.google.com/p/blockly/wiki/Text#Adjusting_text_case";
+Blockly.Msg.TEXT_CHANGECASE_HELPURL = "https://github.com/google/blockly/wiki/Text#adjusting-text-case";
 Blockly.Msg.TEXT_CHANGECASE_OPERATOR_LOWERCASE = "to lower case";
 Blockly.Msg.TEXT_CHANGECASE_OPERATOR_TITLECASE = "to Title Case";
 Blockly.Msg.TEXT_CHANGECASE_OPERATOR_UPPERCASE = "to UPPER CASE";
@@ -298,7 +307,7 @@ Blockly.Msg.TEXT_CHANGECASE_TOOLTIP = "Return a copy of the text in a different
 Blockly.Msg.TEXT_CHARAT_FIRST = "get first letter";
 Blockly.Msg.TEXT_CHARAT_FROM_END = "get letter # from end";
 Blockly.Msg.TEXT_CHARAT_FROM_START = "get letter #";
-Blockly.Msg.TEXT_CHARAT_HELPURL = "https://code.google.com/p/blockly/wiki/Text#Extracting_text";
+Blockly.Msg.TEXT_CHARAT_HELPURL = "https://github.com/google/blockly/wiki/Text#extracting-text";
 Blockly.Msg.TEXT_CHARAT_INPUT_INTEXT = "in text";
 Blockly.Msg.TEXT_CHARAT_LAST = "get last letter";
 Blockly.Msg.TEXT_CHARAT_RANDOM = "get random letter";
@@ -310,51 +319,52 @@ Blockly.Msg.TEXT_CREATE_JOIN_TOOLTIP = "Add, remove, or reorder sections to reco
 Blockly.Msg.TEXT_GET_SUBSTRING_END_FROM_END = "to letter # from end";
 Blockly.Msg.TEXT_GET_SUBSTRING_END_FROM_START = "to letter #";
 Blockly.Msg.TEXT_GET_SUBSTRING_END_LAST = "to last letter";
-Blockly.Msg.TEXT_GET_SUBSTRING_HELPURL = "https://code.google.com/p/blockly/wiki/Text#Extracting_a_region_of_text";
+Blockly.Msg.TEXT_GET_SUBSTRING_HELPURL = "https://github.com/google/blockly/wiki/Text#extracting-a-region-of-text";
 Blockly.Msg.TEXT_GET_SUBSTRING_INPUT_IN_TEXT = "in text";
 Blockly.Msg.TEXT_GET_SUBSTRING_START_FIRST = "get substring from first letter";
 Blockly.Msg.TEXT_GET_SUBSTRING_START_FROM_END = "get substring from letter # from end";
 Blockly.Msg.TEXT_GET_SUBSTRING_START_FROM_START = "get substring from letter #";
 Blockly.Msg.TEXT_GET_SUBSTRING_TAIL = "";
 Blockly.Msg.TEXT_GET_SUBSTRING_TOOLTIP = "Returns a specified portion of the text.";
-Blockly.Msg.TEXT_INDEXOF_HELPURL = "https://code.google.com/p/blockly/wiki/Text#Finding_text";
+Blockly.Msg.TEXT_INDEXOF_HELPURL = "https://github.com/google/blockly/wiki/Text#finding-text";
 Blockly.Msg.TEXT_INDEXOF_INPUT_INTEXT = "in text";
 Blockly.Msg.TEXT_INDEXOF_OPERATOR_FIRST = "find first occurrence of text";
 Blockly.Msg.TEXT_INDEXOF_OPERATOR_LAST = "find last occurrence of text";
 Blockly.Msg.TEXT_INDEXOF_TAIL = "";
-Blockly.Msg.TEXT_INDEXOF_TOOLTIP = "Returns the index of the first/last occurrence of first text in the second text.  Returns 0 if text is not found.";
-Blockly.Msg.TEXT_ISEMPTY_HELPURL = "https://code.google.com/p/blockly/wiki/Text#Checking_for_empty_text";
+Blockly.Msg.TEXT_INDEXOF_TOOLTIP = "Returns the index of the first/last occurrence of first text in the second text. Returns 0 if text is not found.";
+Blockly.Msg.TEXT_ISEMPTY_HELPURL = "https://github.com/google/blockly/wiki/Text#checking-for-empty-text";
 Blockly.Msg.TEXT_ISEMPTY_TITLE = "%1 is empty";
 Blockly.Msg.TEXT_ISEMPTY_TOOLTIP = "Returns true if the provided text is empty.";
-Blockly.Msg.TEXT_JOIN_HELPURL = "https://code.google.com/p/blockly/wiki/Text#Text_creation";
+Blockly.Msg.TEXT_JOIN_HELPURL = "https://github.com/google/blockly/wiki/Text#text-creation";
 Blockly.Msg.TEXT_JOIN_TITLE_CREATEWITH = "create text with";
 Blockly.Msg.TEXT_JOIN_TOOLTIP = "Create a piece of text by joining together any number of items.";
-Blockly.Msg.TEXT_LENGTH_HELPURL = "https://code.google.com/p/blockly/wiki/Text#Text_modification";
+Blockly.Msg.TEXT_LENGTH_HELPURL = "https://github.com/google/blockly/wiki/Text#text-modification";
 Blockly.Msg.TEXT_LENGTH_TITLE = "length of %1";
 Blockly.Msg.TEXT_LENGTH_TOOLTIP = "Returns the number of letters (including spaces) in the provided text.";
-Blockly.Msg.TEXT_PRINT_HELPURL = "https://code.google.com/p/blockly/wiki/Text#Printing_text";
+Blockly.Msg.TEXT_PRINT_HELPURL = "https://github.com/google/blockly/wiki/Text#printing-text";
 Blockly.Msg.TEXT_PRINT_TITLE = "print %1";
 Blockly.Msg.TEXT_PRINT_TOOLTIP = "Print the specified text, number or other value.";
-Blockly.Msg.TEXT_PROMPT_HELPURL = "https://code.google.com/p/blockly/wiki/Text#Getting_input_from_the_user";
+Blockly.Msg.TEXT_PROMPT_HELPURL = "https://github.com/google/blockly/wiki/Text#getting-input-from-the-user";
 Blockly.Msg.TEXT_PROMPT_TOOLTIP_NUMBER = "Prompt for user for a number.";
 Blockly.Msg.TEXT_PROMPT_TOOLTIP_TEXT = "Prompt for user for some text.";
 Blockly.Msg.TEXT_PROMPT_TYPE_NUMBER = "prompt for number with message";
 Blockly.Msg.TEXT_PROMPT_TYPE_TEXT = "prompt for text with message";
 Blockly.Msg.TEXT_TEXT_HELPURL = "https://en.wikipedia.org/wiki/String_(computer_science)";
 Blockly.Msg.TEXT_TEXT_TOOLTIP = "A letter, word, or line of text.";
-Blockly.Msg.TEXT_TRIM_HELPURL = "https://code.google.com/p/blockly/wiki/Text#Trimming_%28removing%29_spaces";
+Blockly.Msg.TEXT_TRIM_HELPURL = "https://github.com/google/blockly/wiki/Text#trimming-removing-spaces";
 Blockly.Msg.TEXT_TRIM_OPERATOR_BOTH = "trim spaces from both sides of";
 Blockly.Msg.TEXT_TRIM_OPERATOR_LEFT = "trim spaces from left side of";
 Blockly.Msg.TEXT_TRIM_OPERATOR_RIGHT = "trim spaces from right side of";
 Blockly.Msg.TEXT_TRIM_TOOLTIP = "Return a copy of the text with spaces removed from one or both ends.";
+Blockly.Msg.TODAY = "Today";
 Blockly.Msg.VARIABLES_DEFAULT_NAME = "item";
 Blockly.Msg.VARIABLES_GET_CREATE_SET = "Create 'set %1'";
-Blockly.Msg.VARIABLES_GET_HELPURL = "https://code.google.com/p/blockly/wiki/Variables#Get";
+Blockly.Msg.VARIABLES_GET_HELPURL = "https://github.com/google/blockly/wiki/Variables#get";
 Blockly.Msg.VARIABLES_GET_TAIL = "";
 Blockly.Msg.VARIABLES_GET_TITLE = "";
 Blockly.Msg.VARIABLES_GET_TOOLTIP = "Returns the value of this variable.";
 Blockly.Msg.VARIABLES_SET_CREATE_GET = "Create 'get %1'";
-Blockly.Msg.VARIABLES_SET_HELPURL = "https://code.google.com/p/blockly/wiki/Variables#Set";
+Blockly.Msg.VARIABLES_SET_HELPURL = "https://github.com/google/blockly/wiki/Variables#set";
 Blockly.Msg.VARIABLES_SET_TAIL = "to";
 Blockly.Msg.VARIABLES_SET_TITLE = "set";
 Blockly.Msg.VARIABLES_SET_TOOLTIP = "Sets this variable to be equal to the input.";
diff --git a/support/client/lib/vwf/model/buzz.js b/support/client/lib/vwf/model/buzz.js
index c0c010feb..b5559311f 100644
--- a/support/client/lib/vwf/model/buzz.js
+++ b/support/client/lib/vwf/model/buzz.js
@@ -112,7 +112,7 @@ define( [
                 return;                
             }
 
-            var protos = getPrototypes( this.kernel, childExtendsID );
+            var protos = this.kernel.prototypes( childID );
             var node;
 
             if ( this.state.isSoundComponent( protos ) ) {
@@ -415,18 +415,6 @@ define( [
 
     } );
 
-    function getPrototypes( kernel, extendsID ) {
-        var prototypes = [];
-        var id = extendsID;
-
-        while ( id !== undefined ) {
-            prototypes.push( id );
-            id = kernel.prototype( id );
-        }
-                
-        return prototypes;
-    }
-
     function createSound( node, url ) {
         
         var soundProps;
diff --git a/support/client/lib/vwf/model/cesium.js b/support/client/lib/vwf/model/cesium.js
index d47a142dd..72ede50c9 100644
--- a/support/client/lib/vwf/model/cesium.js
+++ b/support/client/lib/vwf/model/cesium.js
@@ -306,7 +306,7 @@ define( [ "module",
             }
             
             var node = undefined, parentNode, sceneNode;
-            var protos = getPrototypes.call( this, childExtendsID );
+            var protos = this.kernel.prototypes( childID );
 
             var createNode = function() {
                 return {
@@ -626,7 +626,7 @@ define( [ "module",
             //       there, too
             function notifyDriverOfPrototypeAndBehaviorProps() {
                 var ptPropValue;
-                var protos = getPrototypes.call( self, childExtendsID );
+                var protos = self.kernel.prototypes( childID );
                 protos.forEach( function( prototypeID ) {
                     for ( var propertyName in kernel.getProperties( prototypeID ) ) {
                         //console.info( " 1    getting "+propertyName+" of: " + childExtendsID  );
@@ -2011,18 +2011,6 @@ define( [ "module",
     }
     
 
-    function getPrototypes( extendsID ) {
-        var prototypes = [];
-        var id = extendsID;
-
-        while ( id !== undefined ) {
-            prototypes.push( id );
-            id = this.kernel.prototype( id );
-        }
-                
-        return prototypes;
-    }
-
     function findParent( ID ) {
         var retNode = this.state.nodes[ ID ];
         if ( retNode === undefined ) {
@@ -2037,7 +2025,7 @@ define( [ "module",
         var protos = undefined;
         var parent = findParent.call( this, parentID );
         while ( parent && sceneNode === undefined ) {
-            protos = getPrototypes.call( this, parent.extendsID );
+            protos = this.kernel.prototypes( parent.ID );
             if ( protos && isCesium.call( this, protos ) ) {
                 sceneNode = parent;
             } else {
diff --git a/support/client/lib/vwf/model/eventManager.js b/support/client/lib/vwf/model/eventManager.js
new file mode 100644
index 000000000..f795463b3
--- /dev/null
+++ b/support/client/lib/vwf/model/eventManager.js
@@ -0,0 +1,178 @@
+"use strict";
+
+define( [ "module", "vwf/model", "vwf/utility" ], function( module, model, utility ) {
+
+
+    return model.load( module, {
+
+        // == Module Definition ====================================================================
+
+        // -- initialize ---------------------------------------------------------------------------
+
+        initialize: function() {
+            this.state.nodes = {};
+        },
+
+        // == Model API ============================================================================
+
+        // -- creatingNode -------------------------------------------------------------------------
+
+        creatingNode: function( nodeID, childID, childExtendsID, childImplementsIDs,
+            childSource, childType, childIndex, childName, callback /* ( ready ) */ ) {
+
+            if ( isEventManager( childImplementsIDs ) ) {
+                this.state.nodes[ childID ] = {
+                    "isBroadcasting": true,
+                    "isListening": true,
+                    "eventMap": {}
+                };
+            }
+
+        },
+
+        // -- initializingNode ---------------------------------------------------------------------
+
+        initializingNode: function( nodeID, childID, childExtendsID, childImplementsIDs,
+            childSource, childType, childIndex, childName ) {
+        },
+
+        // -- deletingNode -------------------------------------------------------------------------
+
+        deletingNode: function( nodeID ) {
+
+            if ( nodeID ) {
+                var childNode = this.state.nodes[ nodeID ];
+                if ( childNode ) {
+                    var threeObject = childNode.threeObject;
+                    if ( threeObject && threeObject.parent ) {
+                        threeObject.parent.remove( threeObject );
+                    }
+                    delete this.state.nodes[ childNode ];
+                }
+            }
+
+        },
+
+        // -- creatingProperty ---------------------------------------------------------------------
+
+        creatingProperty: function( nodeID, propertyName, propertyValue ) {
+            return this.initializingProperty( nodeID, propertyName, propertyValue );
+        },
+
+        // -- initializingProperty -----------------------------------------------------------------
+
+        initializingProperty: function( nodeID, propertyName, propertyValue ) {
+            return this.settingProperty( nodeID, propertyName, propertyValue );
+        },
+
+        // -- settingProperty ----------------------------------------------------------------------
+
+        settingProperty: function( nodeID, propertyName, propertyValue ) {
+
+            var node = this.state.nodes[ nodeID ];
+            var value;
+            if ( node ) {
+                switch ( propertyName ) {
+                    case "isBroadcasting":
+                        value = propertyValue;
+                        node.isBroadcasting = value;
+                        break;
+                    case "isListening":
+                        value = propertyValue;
+                        node.isListening = value;
+                        break;
+                    case "eventMap":
+                        value = propertyValue;
+                        node.eventMap = value;
+                        break;
+                }
+            }
+            return value;
+
+        },
+
+        // -- gettingProperty ----------------------------------------------------------------------
+
+        gettingProperty: function( nodeID, propertyName, propertyValue ) {
+
+            var node = this.state.nodes[ nodeID ];
+            var value;
+            if ( node ) {
+                switch ( propertyName ) {
+                    case "isBroadcasting":
+                        value = node.isBroadcasting;
+                        break;
+                    case "isListening":
+                        value = node.isListening;
+                        break;
+                    case "eventMap":
+                        value = node.eventMap;
+                        break;
+                }
+            }
+            return value;
+
+        },
+
+        // -- callingMethod ------------------------------------------------------------------------
+
+        callingMethod: function( nodeID, methodName, methodParameters, methodValue ) {
+            var node = this.state.nodes[ nodeID ];
+            var eventName, eventHandlerName;
+
+            if ( node ) {                
+                switch ( methodName ) {
+                    case "addListener":
+                        eventName = methodParameters[ 0 ];
+                        eventHandlerName = methodParameters[ 1 ];
+                        node.eventMap[ eventName ] = eventHandlerName;
+                        break;
+                    case "removeListener":
+                        eventName = methodParameters[ 0 ];
+                        delete node.eventMap[ eventName ];
+                        break;
+                }
+            }
+
+        },
+
+        // -- firingEvent --------------------------------------------------------------------------
+
+        firingEvent: function( nodeID, eventName, eventParameters ) {
+            
+            var node = this.state.nodes[ nodeID ];
+            var listenerIDs, listenerNode;
+            if ( node && node.isBroadcasting ) {
+                listenerIDs = findListenerIDs( this.state.nodes, eventName );
+                for ( var i = 0; i < listenerIDs.length; i++ ) {
+                    listenerNode = this.state.nodes[ listenerIDs[ i ] ];
+                    this.kernel.callMethod(
+                        listenerIDs[ i ],
+                        listenerNode.eventMap[ eventName ],
+                        eventParameters
+                    );
+                }
+            }
+
+        },
+
+    } );
+
+    function isEventManager( implementsIDs ) {
+        return implementsIDs && implementsIDs.indexOf( "http-vwf-example-com-eventManager-vwf" ) !== -1;
+    }
+
+    function findListenerIDs( nodes, eventName ) {
+        var listenerIDs = [];
+        var keys = Object.keys( nodes );
+        var node;
+        for ( var i = 0; i < keys.length; i++ ) {
+            node = nodes[ keys[ i ] ]
+            if ( node.isListening && node.eventMap.hasOwnProperty( eventName ) ) {
+                listenerIDs.push( keys[ i ] );
+            }
+        }
+        return listenerIDs;
+    }
+
+} );
\ No newline at end of file
diff --git a/support/client/lib/vwf/model/glge.js b/support/client/lib/vwf/model/glge.js
index 137175fa0..1966cdd14 100644
--- a/support/client/lib/vwf/model/glge.js
+++ b/support/client/lib/vwf/model/glge.js
@@ -75,7 +75,7 @@ define( [ "module", "vwf/model", "vwf/utility" ], function( module, model, utili
 
             var node, parentNode, glgeChild, glgeParent;
             var kernel = this.kernel;
-            var prototypes = getPrototypes.call( this, kernel, childExtendsID );
+            var prototypes = this.kernel.prototypes( childID );
 
 //            this.logger.enabled = true;
 //            this.logger.infox( "creatingNode", nodeID, childID, childExtendsID, childImplementsIDs,
@@ -328,7 +328,7 @@ define( [ "module", "vwf/model", "vwf/utility" ], function( module, model, utili
             //       there, too
             function notifyDriverOfPrototypeAndBehaviorProps() {
                 var ptPropValue;
-                var protos = getPrototypes.call( this, kernel, childExtendsID );
+                var protos = self.kernel.prototypes( childID );
                 protos.forEach( function( prototypeID ) {
                     for ( var propertyName in kernel.getProperties( prototypeID ) ) {
                         //console.info( " 1    getting "+propertyName+" of: " + childExtendsID  );
@@ -620,7 +620,7 @@ define( [ "module", "vwf/model", "vwf/utility" ], function( module, model, utili
                         break;
 
                     default:
-                        prototypes = getPrototypes.call( this, this.kernel.kernel.kernel, node["type"] );
+                        prototypes = this.kernel.prototypes( node.ID );
                         if ( isGlgeMaterialDefinition.call( this, prototypes ) ){
                             value = setMaterialProperty.call( this, nodeID, propertyName, propertyValue );
                         } else if ( isGlgeCameraDefinition.call( this, prototypes ) ) {
@@ -773,7 +773,7 @@ define( [ "module", "vwf/model", "vwf/utility" ], function( module, model, utili
 
                     default:
                         // handle all of the other types
-                        prototypes = getPrototypes.call( this, this.kernel.kernel.kernel, node["type"] );
+                        prototypes = this.kernel.prototypes( node.ID );
                         if ( isGlgeMaterialDefinition.call( this, prototypes ) ){
                             value = getMaterialProperty.call( this, nodeID, propertyName, propertyValue );
                         } else if ( isGlgeCameraDefinition.call( this, prototypes ) ) {
@@ -2222,20 +2222,6 @@ define( [ "module", "vwf/model", "vwf/utility" ], function( module, model, utili
         return vertexIndices;
     }
 
-    // get the list of types this ID extends
-
-    function getPrototypes( kernel, extendsID ) {
-        var prototypes = [];
-        var id = extendsID;
-
-        while ( id !== undefined ) {
-            prototypes.push( id );
-            id = kernel.prototype( id );
-        }
-                
-        return prototypes;
-    }
-
     function isPrototype( nodeID, childID ) {
         var ptID;
         if ( ( nodeID == 0 && childID != this.kernel.application() ) || this.state.prototypes[ nodeID ] !== undefined ) {
diff --git a/support/client/lib/vwf/model/graphtool.js b/support/client/lib/vwf/model/graphtool.js
index 791c6348d..b502705b9 100644
--- a/support/client/lib/vwf/model/graphtool.js
+++ b/support/client/lib/vwf/model/graphtool.js
@@ -20,7 +20,6 @@ define( [ "module", "vwf/model", "vwf/utility" ], function( module, model, utili
             self = this;
             this.state.graphs = {};
             this.state.objects = {};
-            this.state.kernel = this.kernel.kernel.kernel;
         },
 
         // == Model API ============================================================================
@@ -31,8 +30,7 @@ define( [ "module", "vwf/model", "vwf/utility" ], function( module, model, utili
             childSource, childType, childIndex, childName, callback /* ( ready ) */ ) {
 
             var node = undefined;
-            var kernel = this.state.kernel;
-            var protos = getPrototypes.call( this, kernel, childExtendsID );
+            var protos = this.kernel.prototypes( childID );
 
             if ( protos && isGraph( protos ) ) {
 
@@ -47,6 +45,7 @@ define( [ "module", "vwf/model", "vwf/utility" ], function( module, model, utili
                     "yAxisVisible": undefined,
                     "zAxisVisible": undefined,
                     "gridVisible": undefined,
+                    "graphVisible": undefined,
                     "axisOpacity": undefined,
                     "gridOpacity": undefined,
                     "renderTop": undefined
@@ -209,7 +208,12 @@ define( [ "module", "vwf/model", "vwf/utility" ], function( module, model, utili
                             case "yAxisVisible":
                             case "zAxisVisible":
                             case "gridVisible":
-                                setGraphVisibility( node, true );
+                                if ( propertyValue ) {
+                                    this.kernel.setProperty( nodeID, "graphVisible", true );
+                                }
+                                break;
+                            case "graphVisible":
+                                setGraphVisibility( node, propertyValue );
                                 break;
                             case "graphScale":
                                 redrawGraph( node );
@@ -264,15 +268,7 @@ define( [ "module", "vwf/model", "vwf/utility" ], function( module, model, utili
         callingMethod: function( nodeID, methodName, methodParameters, methodValue ) {
             var node;
 
-            if ( this.state.graphs[ nodeID ] ) {
-                node = this.state.graphs[ nodeID ];
-                
-                if ( methodName === "setGraphVisibility" ) {
-                    var visible = methodParameters[0];
-                    setGraphVisibility( node, visible );
-                }
-
-            } else if ( this.state.objects[ nodeID ] ) {
+            if ( this.state.objects[ nodeID ] ) {
                 node = this.state.objects[ nodeID ];
 
                 if ( methodName === "setGroupItemProperty" ) {
@@ -318,18 +314,6 @@ define( [ "module", "vwf/model", "vwf/utility" ], function( module, model, utili
         return threejs;
 
     }
-    
-    function getPrototypes( kernel, extendsID ) {
-        var prototypes = [];
-        var id = extendsID;
-
-        while ( id !== undefined ) {
-            prototypes.push( id );
-            id = kernel.prototype( id );
-        }
-                
-        return prototypes;
-    }
 
     function isGraph( prototypes ) {
 
@@ -391,6 +375,7 @@ define( [ "module", "vwf/model", "vwf/utility" ], function( module, model, utili
                 props.yAxisVisible,
                 props.zAxisVisible,
                 props.gridVisible,
+                props.graphVisible,
                 props.axisOpacity,
                 props.gridOpacity,
                 props.renderTop
@@ -541,7 +526,7 @@ define( [ "module", "vwf/model", "vwf/utility" ], function( module, model, utili
     }
 
     function generateGraph( graphScale, gridInterval, gridLineInterval, gridLength, xAxisVisible, 
-                        yAxisVisible, zAxisVisible, gridVisible, axisOpacity, gridOpacity, renderTop ) {
+                        yAxisVisible, zAxisVisible, gridVisible, graphVisible, axisOpacity, gridOpacity, renderTop ) {
 
         var xAxis, yAxis, zAxis, gridX, gridY, axisLine;
         var thickness = 0.1;
@@ -552,15 +537,15 @@ define( [ "module", "vwf/model", "vwf/utility" ], function( module, model, utili
 
         xAxis = generateLine( graphScale, [ 1, 0, 0 ], -gridLength, gridLength, [ 255, 0, 0 ], axisOpacity, thickness, renderTop );
         xAxis.name = "xAxis";
-        xAxis.visible = xAxisVisible;
+        xAxis.visible = xAxisVisible && graphVisible;
 
         yAxis = generateLine( graphScale, [ 0, 1, 0 ], -gridLength, gridLength, [ 0, 0, 255 ], axisOpacity, thickness, renderTop );
         yAxis.name = "yAxis";
-        yAxis.visible = yAxisVisible;
+        yAxis.visible = yAxisVisible && graphVisible;
 
         zAxis = generateLine( graphScale, [ 0, 0, 1 ], -gridLength, gridLength, [ 0, 255, 0 ], axisOpacity, thickness, renderTop );
         zAxis.name = "zAxis";
-        zAxis.visible = zAxisVisible;
+        zAxis.visible = zAxisVisible && graphVisible;
 
         if ( renderTop ) {
             xAxis.renderDepth = yAxis.renderDepth = zAxis.renderDepth = DEPTH_AXES;
@@ -583,11 +568,11 @@ define( [ "module", "vwf/model", "vwf/utility" ], function( module, model, utili
 
             gridX = generateLine( graphScale, [ 1, 0, 0 ], -gridLength, gridLength, [ 255, 255, 255 ], gridOpacity, thickness, renderTop );
             gridX.position.set( 0, i, 0 );
-            gridX.visible = gridVisible;
+            gridX.visible = gridVisible && graphVisible;
 
             gridY = generateLine( graphScale, [ 0, 1, 0 ], -gridLength, gridLength, [ 255, 255, 255 ], gridOpacity, thickness, renderTop );
             gridY.position.set( i, 0, 0 );
-            gridY.visible = gridVisible;
+            gridY.visible = gridVisible && graphVisible;
 
             if ( renderTop ) {
                 gridX.renderDepth = gridY.renderDepth = DEPTH_GRID;
diff --git a/support/client/lib/vwf/model/heightmap.js b/support/client/lib/vwf/model/heightmap.js
index 106620309..c8e162ad5 100644
--- a/support/client/lib/vwf/model/heightmap.js
+++ b/support/client/lib/vwf/model/heightmap.js
@@ -18,14 +18,14 @@ define( [ "module", "vwf/model", "vwf/utility" ], function( module, model, utili
         creatingNode: function( nodeID, childID, childExtendsID, childImplementsIDs,
                                 childSource, childType, childIndex, childName, callback ) {
 
-            var protos = getPrototypes( this.kernel, childExtendsID );
+            var protos = this.kernel.prototypes( childID );
 
             if ( isHeightmap( protos ) ) {
                 
                 var node = this.nodes[ childID ];
 
                 // Create the local copy of the node properties
-                if ( this.nodes[ childID ] === undefined ){
+                if ( this.nodes[ childID ] === undefined && childSource !== undefined ){
 
                     // Suspend the queue until the load is complete
                     callback( false );
@@ -86,18 +86,6 @@ define( [ "module", "vwf/model", "vwf/utility" ], function( module, model, utili
 
     } );
 
-    function getPrototypes( kernel, extendsID ) {
-        var prototypes = [];
-        var id = extendsID;
-
-        while ( id !== undefined ) {
-            prototypes.push( id );
-            id = kernel.prototype( id );
-        }
-                
-        return prototypes;
-    }
-
     function isHeightmap( prototypes ) {
         var found = false;
         if ( prototypes ) {
diff --git a/support/client/lib/vwf/model/hud.js b/support/client/lib/vwf/model/hud.js
new file mode 100644
index 000000000..2eeab935d
--- /dev/null
+++ b/support/client/lib/vwf/model/hud.js
@@ -0,0 +1,170 @@
+"use strict";
+
+define( [ "module", "vwf/model", "vwf/utility" ], function( module, model, utility ) {
+
+    var logger;
+
+    return model.load( module, {
+
+        initialize: function() {
+            this.state.overlays = {};
+            this.state.elements = {};
+            logger = this.logger;
+        },
+
+        creatingNode: function( nodeID, childID, childExtendsID, childImplementsIDs,
+            childSource, childType, childIndex, childName, callback /* ( ready ) */ ) {
+
+            var node;
+            var protos = this.kernel.prototypes( childID );
+            if ( protos && isOverlay( protos ) ) {
+                node = this.state.overlays[ childID ] = {
+                    "id": childID,
+                    "name": childName,
+                    "elements": {},
+                    "properties": {
+                        "visible": undefined,
+                        "enabled": undefined
+                    },
+                    "drawProperties" : {},
+                    "elementPreDraw": undefined,
+                    "elementPostDraw": undefined,
+                    "globalPreDraw": undefined,
+                    "globalPostDraw": undefined,
+                    "initialized": false
+                };
+            } else if ( protos && isElement( protos ) ) {
+                node = this.state.elements[ childID ] = {
+                    "id": childID,
+                    "name": childName,
+                    "overlay": this.state.overlays[ nodeID ],
+                    "properties": {
+                        "images": undefined,
+                        "width": undefined,
+                        "height": undefined,
+                        "visible": undefined,
+                        "enabled": undefined,
+                        "alignH": undefined,
+                        "alignV": undefined,
+                        "offsetH": undefined,
+                        "offsetV": undefined,
+                        "drawOrder": undefined
+                    },
+                    "drawProperties": {},
+                    "initialized": false
+                };
+                node.overlay.elements[ childID ] = node;
+            }
+        },
+
+        creatingProperty: function( nodeID, propertyName, propertyValue ) {
+            return this.initializingProperty( nodeID, propertyName, propertyValue );
+        },
+
+        initializingProperty: function( nodeID, propertyName, propertyValue ) {
+            var value;
+            if ( propertyValue !== undefined ) {
+                var node = this.state.overlays[ nodeID ] || this.state.elements[ nodeID ] ;
+                if ( node !== undefined ) {
+                    switch ( propertyName ) {
+                        default:
+                            value = this.settingProperty( nodeID, propertyName, propertyValue );                  
+                            break;
+                    }
+                }
+            }
+            return value;
+        },
+
+        settingProperty: function( nodeID, propertyName, propertyValue ) {
+            var node, value, images, keys, i, image;
+            if ( this.state.overlays[ nodeID ] ) {
+                node = this.state.overlays[ nodeID ];
+                if ( node.properties.hasOwnProperty( propertyName ) ) {
+                    node.properties[ propertyName ] = propertyValue;
+                    value = propertyValue;
+                } else {
+                    node.drawProperties[ propertyName ] = propertyValue;
+                }
+            } else if ( this.state.elements[ nodeID ] ) {
+                node = this.state.elements[ nodeID ];
+                if ( node.properties.hasOwnProperty( propertyName ) ) {
+                    if ( propertyName === "images" ) {
+                        node.properties.images = propertyValue;
+                    } else {
+                        node.properties[ propertyName ] = propertyValue;
+                    }
+                } else {
+                    node.drawProperties[ propertyName ] = propertyValue;
+                }
+                value = propertyValue;
+            }
+
+            return value;
+        },
+
+        gettingProperty: function( nodeID, propertyName ) {
+            var node, value;
+            if ( this.state.overlays[ nodeID ] ) {
+                node = this.state.overlays[ nodeID ];
+                if ( node.properties.hasOwnProperty( propertyName ) ) {
+                    value = node.properties[ propertyName ];
+                }
+            } else if ( this.state.elements[ nodeID ] ) {
+                node = this.state.elements[ nodeID ];
+                if ( node.properties.hasOwnProperty( propertyName ) ) {
+                    value = node.properties[ propertyName ];
+                } else if ( node.drawProperties.hasOwnProperty( propertyName ) ) {
+                    value = node.drawProperties[ propertyName ];
+                }
+            }
+            return value;
+        },
+
+        callingMethod: function( nodeID, methodName, methodParameters, methodValue ) {
+            var node;
+            if ( this.state.overlays[ nodeID ] ) {
+                node = this.state.overlays[ nodeID ];
+                switch ( methodName ) {
+                    case "elementPreDraw":
+                    case "elementPostDraw":
+                    case "globalPreDraw":
+                    case "globalPostDraw":
+                        this.logger.errorx( "callingMethod", "The " + methodName + " method should not " +
+                            "be called from outside the HUD driver!" );
+                        return;
+                        break;
+                }
+            } else if ( this.state.elements[ nodeID ] ) {
+                node = this.state.elements[ nodeID ];
+                if ( methodName === "draw" ) {
+                    this.logger.errorx( "callingMethod", "The draw method should not be called " +
+                        "from outside the HUD driver!" );
+                    return;
+                }
+            }
+        }
+
+    } );
+
+    function isOverlay( prototypes ) {
+        var foundOverlay = false;
+        if ( prototypes ) {
+            for ( var i = 0; i < prototypes.length && !foundOverlay; i++ ) {
+                foundOverlay = ( prototypes[i] == "http://vwf.example.com/hud/overlay.vwf" );    
+            }
+        }
+        return foundOverlay;
+    }
+
+    function isElement( prototypes ) {
+        var foundElement = false;
+        if ( prototypes ) {
+            for ( var i = 0; i < prototypes.length && !foundElement; i++ ) {
+                foundElement = ( prototypes[i] == "http://vwf.example.com/hud/element.vwf" );    
+            }
+        }
+        return foundElement;
+    }
+
+} );
\ No newline at end of file
diff --git a/support/client/lib/vwf/model/jPlayer.js b/support/client/lib/vwf/model/jPlayer.js
old mode 100644
new mode 100755
index 6debc886e..95eeb8ed5
--- a/support/client/lib/vwf/model/jPlayer.js
+++ b/support/client/lib/vwf/model/jPlayer.js
@@ -1,4 +1,4 @@
-/// vwf/model/jPlayer.js is a sound driver
+/// vwf/model/jPlayer.js is a sound/video driver
 /// 
 /// @module vwf/model/jPlayer
 /// @requires vwf/model
@@ -12,9 +12,15 @@ define( [
 
     var modelDriver;
     var jPlayerInstanceCreated = false;
+    // NXM: For some reason, using the format below breaks video!
+    // var audioManagerProtoId = "http-vwf-example-com-jplayer-audioManager-vwf";
+    // var videoManagerProtoId = "http-vwf-example-com-jplayer-videoManager-vwf";
+
     var audioManagerProtoId = "http://vwf.example.com/jplayer/audioManager.vwf";
     var videoManagerProtoId = "http://vwf.example.com/jplayer/videoManager.vwf";
 
+    var jplayerContainerId = "jp_container_1";
+
     return model.load( module, {
 
         // == Module Definition ====================================================================
@@ -22,6 +28,15 @@ define( [
         // -- initialize ---------------------------------------------------------------------------
 
         initialize: function( options ) {
+
+            var containerDiv = document.createElement( 'div' );
+            containerDiv.id = jplayerContainerId;
+            containerDiv.className = "jp-video jp-video-360p";
+            var playerDiv = document.createElement( 'div' );
+            playerDiv.id = "jquery_jplayer_1";
+            playerDiv.className = "jp-jplayer";
+            containerDiv.appendChild( playerDiv );
+            $( "body" ).append(containerDiv);
             
         	modelDriver = this;
 
@@ -67,7 +82,13 @@ define( [
                         }
                     }
                     return found;
-                }
+                },
+                "videoEndedCallback" : function() {
+                    var mediaManagerID = modelDriver.kernel.find( undefined, "/mediaManager" )[ 0 ];
+                    var videoManagerID = modelDriver.kernel.find( mediaManagerID, "videoManager" ) [ 0 ];
+                    console.log("Video ended callback in driver fired!");
+                    modelDriver.kernel.fireEvent(videoManagerID, "videoEnded");
+                },
             };
 
             // turns on logger debugger console messages 
@@ -120,7 +141,7 @@ define( [
                 return;                
             }
 
-            var protos = getPrototypes( this.kernel, childExtendsID );
+            var protos = this.kernel.prototypes( childID );
 
             var isAudioManager = this.state.isAudioManager( protos );
             var isVideoManager = this.state.isVideoManager( protos );
@@ -199,10 +220,17 @@ define( [
                         setUrl( node, propertyValue );
                         value = node.url;
                         break;
+
+                    case "preload":
+                        setPreload( node, propertyValue );
+                        value = node.preload;
+                        break;
+
                     case "loop":
                         setLoop( node, propertyValue );
                         value = node.loop;
                         break;
+
                     case "playerDivId":
                         if ( propertyValue === node.playerDivId ) {
                             break;
@@ -215,12 +243,17 @@ define( [
                         if ( $existingElement.length ) {
                             node.jPlayerElement = $existingElement;
                         } else {
-                            node.jPlayerElement = $( "<div/>", {
-                                id: node.playerDivId
-                            } );
-                            $( "body" ).append( node.jPlayerElement );
+                            //Change the existing element to match the new name
+                            var playerDiv = document.createElement( 'div' );
+                            playerDiv.id = node.playerDivId;
+                            if( node.containerDivId ){
+                                $( "#" + node.containerDivId ).append( playerDiv );
+                            } else {
+                                $("#jp_container_1").append( playerDiv );
+                            }
+                            node.jPlayerElement = $( "#" + node.playerDivId );
                         }
-                        var fileTypes = ( node.managerType === "audio" ) ? "mp3,wav" : "m4v";
+                        var fileTypes = ( node.managerType === "audio" ) ? "mp3,wav" : "m4v,webmv";
                         node.jPlayerElement.jPlayer( {
                             ready: function() {
                                 if ( node.url !== undefined ) {
@@ -229,12 +262,20 @@ define( [
                                 if ( node.loop !== undefined ) {
                                     setLoop( node, node.loop );
                                 }
+                                if ( node.preload !== undefined ) {
+                                    setPreload( node, node.preload );
+                                }
                                 if ( node.containerDivId !== undefined ) {
                                     setControlDivId( node, node.containerDivId );
                                 }
                             },
-                            supplied: fileTypes
+                            supplied: fileTypes,
                         } );
+
+                        if ( node.playerDivId ) {
+                            $( "#" + node.playerDivId ).bind( $.jPlayer.event.ended, this.state.videoEndedCallback );
+                        }
+                        
                         value = node.playerDivId;
                         break;
                     case "containerDivId":
@@ -245,6 +286,14 @@ define( [
                         setPosterImageUrl( node, propertyValue );
                         value = node.posterImageUrl;
                         break;
+                    case "playerSize":
+                        setPlayerSize( node, propertyValue );
+                        value = node.playerSize;
+                        break;
+                    case "containerSize":
+                        setContainerSize( node, propertyValue );
+                        value = node.containerSize;
+                        break;
                     default:
                         break;
                 }
@@ -301,7 +350,6 @@ define( [
             return node && node[ propertyName ];
         },
 
-
         // TODO: deletingMethod
 
         // -- callingMethod --------------------------------------------------------------------------
@@ -323,7 +371,11 @@ define( [
                 switch( methodName ) {
                     
                     case "play":
-                        node.jPlayerElement.jPlayer( "play" ); 
+                        if( node.url ) {
+                            node.jPlayerElement.jPlayer( "play" ); 
+                        } else {
+                            this.logger.errorx( "No URL given!" ); 
+                        }
                         break;
 
                     case "pause":
@@ -334,6 +386,9 @@ define( [
                         node.jPlayerElement.jPlayer( "stop" );
                         break;
 
+                    case "clearMedia":
+                        node.jPlayerElement.jPlayer( "clearMedia" );
+                        break;
                 }  
 
             }
@@ -342,18 +397,6 @@ define( [
 
     } );
 
-    function getPrototypes( kernel, extendsID ) {
-        var prototypes = [];
-        var id = extendsID;
-
-        while ( id !== undefined ) {
-            prototypes.push( id );
-            id = kernel.prototype( id );
-        }
-                
-        return prototypes;
-    }
-
     function setWithPrototypeProperties( proto ) {
         if ( proto.url !== null ) {
             vwf.setProperty( node.ID, "url", proto.url );
@@ -372,7 +415,34 @@ define( [
         }
     }
 
-    function setUrl( node, url ) {
+    function setVideoURL( mediaObj, url ) {
+        if ( url.search( "data:video/mp4" ) === 0 || url.search( ".mp4$" ) > -1 ) {
+            mediaObj.m4v = url;
+        } else if( url.search( ".webm$" ) > -1 ){
+            mediaObj.webmv = url; 
+        } else {
+            modelDriver.logger.errorx( "setUrl", 
+                "Unsupported video type for '", url, "'" );
+        }
+    }
+
+    function setUrl( node, inputUrl ) {
+
+        var usingMultiUrls;
+        var url;
+        if( inputUrl && ( inputUrl.constructor === Array ) ){
+            usingMultiUrls = true; 
+            url = inputUrl[ 0 ];
+        } else {
+            usingMultiUrls = false;
+            url = inputUrl;
+        }          
+        
+        if( node.url && url && ( node.url === url ) ){
+            console.log("Setting redudant URL! Quitting!");
+            return;
+        }
+
         node.url = url;
 
         // If there is no jPlayerElement, there is nothing to do yet so we return.
@@ -386,31 +456,28 @@ define( [
         if ( url ) {
 
             // Construct the media object based on the type of file being passed in
-            var mediaObject;
+            var mediaObject = {};
+
             switch ( node.managerType ) {
                 case "audio":
+                    //TODO: Support multiple URLs for audio.
                     if ( url.search( "data:audio/mp3" ) === 0 ) {
-                        mediaObject = {
-                            mp3: url
-                        };
+                        medaObject.mp3 = url;
                     } else if ( url.search( "data:audio/wav" ) === 0 ) {
-                        mediaObject = {
-                            wav: url
-                        };
+                        mediaObject.wav = url;
                     } else {
                         modelDriver.logger.errorx( "setUrl", 
                             "Unsupported sound type for '", url, "'" );
                     }
                     break;
                 case "video":
-                    if ( url.search( "data:video/mp4" ) === 0 ) {
-                        mediaObject = {
-                            m4v: url,
-                            poster: node.posterImageUrl
-                        };
+                    mediaObject.poster = node.posterImageUrl;
+                    if( usingMultiUrls ) {
+                        for( var i = 0; i < inputUrl.length; i++ ) {
+                            setVideoURL( mediaObject, inputUrl[ i ] );
+                        }
                     } else {
-                        modelDriver.logger.errorx( "setUrl", 
-                            "Unsupported video type for '", url, "'" );
+                        setVideoURL( mediaObject, url );
                     }
                     break;
                 default:
@@ -423,6 +490,7 @@ define( [
             // Otherwise, clear the current media
             if ( mediaObject ) {
                 node.jPlayerElement.jPlayer( "setMedia", mediaObject );
+                node.jPlayerElement.jPlayer( "load" ); 
             }  else {
                 node.jPlayerElement.jPlayer( "clearMedia" );
             }
@@ -431,6 +499,14 @@ define( [
         }
     }
 
+    function setPreload( node, preload ) {
+        node.preload = preload;
+        if ( node.jPlayerElement ) {
+            node.jPlayerElement.jPlayer( "option", { preload: preload } );
+            console.log("Setting preload to: " + preload);
+        }
+    }
+
     function setLoop( node, loop ) {
         node.loop = loop;
         if ( node.jPlayerElement ) {
@@ -440,9 +516,6 @@ define( [
 
     function setControlDivId( node, containerDivId ) {
         node.containerDivId = containerDivId;
-        if ( node.jPlayerElement ) {
-            node.jPlayerElement.jPlayer( "option", { cssSelectorAncestor: "#" + containerDivId } );
-        }
     }
 
     function setPosterImageUrl( node, posterImageUrl ) {
@@ -454,4 +527,14 @@ define( [
             } );
         }
     }
+
+    function setPlayerSize( node, playerSize ){
+        node.playerSize = playerSize;
+        node.jPlayerElement.jPlayer( "option", "size", {width: playerSize[0], height: playerSize[1]});
+    }
+
+    function setContainerSize( node, containerSize ){
+        node.containerSize = containerSize;
+    }
+
 } );
diff --git a/support/client/lib/vwf/model/kineticjs.js b/support/client/lib/vwf/model/kineticjs.js
index dd7f3bdaf..959d2de63 100644
--- a/support/client/lib/vwf/model/kineticjs.js
+++ b/support/client/lib/vwf/model/kineticjs.js
@@ -116,7 +116,7 @@ define( [ "module",
                 return;                
             }
 
-            var protos = getPrototypes( this.kernel, childExtendsID );
+            var protos = this.kernel.prototypes( childID );
 
             var node;
 
@@ -2087,18 +2087,6 @@ define( [ "module",
     } );
     // == PRIVATE  ========================================================================================
 
-    function getPrototypes( kernel, extendsID ) {
-        var prototypes = [];
-        var id = extendsID;
-
-        while ( id !== undefined ) {
-            prototypes.push( id );
-            id = kernel.prototype( id );
-        }
-                
-        return prototypes;
-    }
-
     function createKineticObject( node, config ) {
         var protos = node.prototypes;
         var kineticObj = undefined;
diff --git a/support/client/lib/vwf/model/mil-sym.js b/support/client/lib/vwf/model/mil-sym.js
index f30941d0e..7b343159e 100644
--- a/support/client/lib/vwf/model/mil-sym.js
+++ b/support/client/lib/vwf/model/mil-sym.js
@@ -107,7 +107,7 @@ define( [ "module",
                 return;                
             }
 
-            var protos = getPrototypes( childExtendsID );
+            var protos = this.kernel.prototypes( childID );
             var node = this.state.nodes[ childID ];
             if ( node === undefined ) {
 
@@ -424,18 +424,6 @@ define( [ "module",
 
     } );
 
-    function getPrototypes( extendsID ) {
-        var prototypes = [];
-        var id = extendsID;
-
-        while ( id !== undefined ) {
-            prototypes.push( id );
-            id = self.kernel.prototype( id );
-        }
-                
-        return prototypes;
-    }
-
     function isUnitNode( prototypes ) {
         var found = false;
         if ( prototypes ) {
diff --git a/support/client/lib/vwf/model/sound.js b/support/client/lib/vwf/model/sound.js
index f824ad00a..46582f4db 100644
--- a/support/client/lib/vwf/model/sound.js
+++ b/support/client/lib/vwf/model/sound.js
@@ -356,8 +356,9 @@ define( [ "module", "vwf/model" ], function( module, model ) {
             }
 
             if ( !this.allowMultiplay && this.isPlaying() ) {
+                var instance = Object.keys( this.playingInstances )[ 0 ];
                 return { soundName: this.name, 
-                         instanceID: this.playingInstances[ 0 ] };
+                         instanceID: this.playingInstances[ instance ].id };
             }
 
             var id = this.instanceIDCounter;
diff --git a/support/client/lib/vwf/model/threejs.js b/support/client/lib/vwf/model/threejs.js
index 2c16019b8..d2a07a61b 100644
--- a/support/client/lib/vwf/model/threejs.js
+++ b/support/client/lib/vwf/model/threejs.js
@@ -50,11 +50,12 @@
 define( [ "module", 
           "vwf/model", 
           "vwf/utility", 
+          "vwf/kernel/utility",
           "vwf/utility/color", 
           "jquery" 
         ], 
 
-    function( module, model, utility, Color, $ ) {
+    function( module, model, utility, kutility, Color, $ ) {
 
     var self;
 
@@ -76,7 +77,6 @@ define( [ "module",
             this.state.scenes = {}; // id => { glgeDocument: new GLGE.Document(), glgeRenderer: new GLGE.Renderer(), glgeScene: new GLGE.Scene() }
             this.state.nodes = {}; // id => { name: string, glgeObject: GLGE.Object, GLGE.Collada, GLGE.Light, or other...? }
             this.state.prototypes = {}; 
-            this.state.kernel = this.kernel.kernel.kernel; 
             this.state.lights = {};           
  
             this.state.setMeshPropertyRecursively = function( threeObject, propertyName, value ) {
@@ -177,9 +177,8 @@ define( [ "module",
                     }
                 }               
             }
-            var kernel = this.kernel.kernel.kernel;
             
-            var protos = getPrototypes.call( this, kernel, childExtendsID );
+            var protos = this.kernel.prototypes( childID );
             if ( isSceneDefinition.call(this, protos) && childID == this.kernel.application() )
             {
                 var sceneNode = CreateThreeJSSceneNode( nodeID, childID, childExtendsID );
@@ -499,7 +498,7 @@ define( [ "module",
             // If we do not have a load a model for this node, then we are almost done, so we can update all
             // the driver properties w/ the stop-gap function below.
             // Else, it will be called at the end of the assetLoaded callback
-            if ( ! supportedFileType( childType ) ) {
+            if ( node && node.threeObject && !supportedFileType( childType ) ) {
                 notifyDriverOfPrototypeAndBehaviorProps();
             }
 
@@ -511,18 +510,18 @@ define( [ "module",
             //       there, too
             function notifyDriverOfPrototypeAndBehaviorProps() {
                 var ptPropValue;
-                var protos = getPrototypes.call( this, kernel, childExtendsID );
+                var protos = self.kernel.prototypes( childID );
                 protos.forEach( function( prototypeID ) {
-                    for ( var propertyName in kernel.getProperties( prototypeID ) ) {
-                        ptPropValue = kernel.getProperty( childExtendsID, propertyName );
+                    for ( var propertyName in self.kernel.getProperties( prototypeID ) ) {
+                        ptPropValue = self.kernel.getProperty( childExtendsID, propertyName );
                         if ( ptPropValue !== undefined && ptPropValue !== null && childID !== undefined && childID !== null) {
                             self.settingProperty( childID, propertyName, ptPropValue );
                         }
                     }
                 } );
                 childImplementsIDs.forEach( function( behaviorID ) {
-                    for ( var propertyName in kernel.getProperties( behaviorID ) ) {
-                        ptPropValue = kernel.getProperty( behaviorID, propertyName );
+                    for ( var propertyName in self.kernel.getProperties( behaviorID ) ) {
+                        ptPropValue = self.kernel.getProperty( behaviorID, propertyName );
                         if ( ptPropValue !== undefined && ptPropValue !== null && childID !== undefined && childID !== null) {
                             self.settingProperty( childID, propertyName, ptPropValue );
                         }
@@ -677,7 +676,7 @@ define( [ "module",
                                             objectDef[ prop ] = propertyValue[ prop ];
                                             break;    
                                     }
-                                }   
+                                }
                             }
 
                             node.threeObject = createMaterial( objectDef );
@@ -1282,12 +1281,12 @@ define( [ "module",
 
                         // Skeletal Animations (takes precedence over Morph Target)
                         if ( node.threeObject.bones && node.threeObject.bones.length > 0 ) {
-                            var animRate = this.state.kernel.getProperty( nodeID, "animationRate" ) || 1;
+                            var animRate = this.kernel.getProperty( nodeID, "animationRate" ) || 1;
                             THREE.AnimationHandler.update(animRate);
                         } 
                         // Morph Target Animations
                         else if ( node.threeObject.animatedMesh && node.threeObject.animatedMesh.length && propertyValue !== undefined ) {
-                            var fps = this.state.kernel.getProperty( nodeID, "animationFPS" ) || 30;
+                            var fps = this.kernel.getProperty( nodeID, "animationFPS" ) || 30;
                             for( var i = 0; i < node.threeObject.animatedMesh.length; i++ ) {
                                 if ( node.threeObject.animatedMesh[i].morphTargetInfluences ) {
                                     for( var j = 0; j < node.threeObject.animatedMesh[i].morphTargetInfluences.length; j++ ) {
@@ -1608,7 +1607,7 @@ define( [ "module",
                         }
                     }
                 }
-                if ( threeObject instanceof THREE.Material ) {
+                if ( threeObject instanceof THREE.Material && !( threeObject instanceof THREE.ShaderMaterial ) ) {
 
                     value = setMaterialProperty( threeObject, propertyName, propertyValue );
 
@@ -1635,25 +1634,58 @@ define( [ "module",
                 if ( threeObject instanceof THREE.ShaderMaterial ) {
                     
                     if ( utility.validObject( propertyValue ) ) {
-                        
                         if ( propertyName === "uniforms" ) {
-                            value = propertyValue;
+                            // Copy uniforms to prevent uniforms being shared across shaders
+                            var names = Object.keys( propertyValue );
+                            var uniforms = {};
+                            for ( var i = 0; i < names.length; i++ ) {
+                                var type, value;
+                                type = propertyValue[ names[ i ] ].type;
+                                value = propertyValue[ names[ i ] ].value;
+                                uniforms[ names[ i ] ] = {
+                                    "type": type,
+                                    "value": getUniformValueByType( type, value )
+                                }
+                            }
+                            value = uniforms;
                             threeObject.uniforms = value;
-                        }
-                        if ( propertyName === "vertexShader" ) {
+                        } else if ( propertyName === "defines" ) {
+                            var names = Object.keys( propertyValue );
+                            var defines = {};
+                            for ( var i = 0; i < names.length; i++ ) {
+                                defines[ names[ i ] ] = propertyValue[ names[ i ] ];
+                            }
+                            threeObject.defines = defines;
+                            threeObject.needsUpdate = true;
+                        } else if ( propertyName === "vertexShader" ) {
                             value = propertyValue;
                             threeObject.vertexShader = value;
-                        }
-                        if ( propertyName === "fragmentShader" ) {
+                        } else if ( propertyName === "fragmentShader" ) {
                             value = propertyValue;
                             threeObject.fragmentShader = value;
-                        }
-                        if ( propertyName === "updateFunction" ) {
+                        } else if ( propertyName === "updateFunction" ) {
                             value = propertyValue;
                             threeObject.updateFunction = value;
                             threeObject.update = function() {
                                 eval( this.updateFunction );
                             }
+                        } else if ( propertyName === "lights" ) {
+                            value = propertyValue;
+                            threeObject.lights = value;
+                        } else if ( propertyName === "fog" ) {
+                            value = propertyValue;
+                            threeObject.fog = value;
+                        } else if ( threeObject.uniforms.hasOwnProperty( propertyName ) ) {
+                            var type = threeObject.uniforms[ propertyName ].type;
+                            setUniformProperty( threeObject.uniforms, propertyName, type, propertyValue );
+                        // -----------
+                        // TODO: Defines are constants within the shader, do they need to be set in this way?
+                        // } else if ( threeObject.defines.hasOwnProperty( propertyName ) ) {
+                        //     value = propertyValue;
+                        //     threeObject.defines[ propertyName ] = value;
+                        } else if ( propertyName.indexOf("_") === 0 ) {
+                            value = propertyValue;
+                            threeObject[ propertyName ] = value;
                         }
                     }
                 }
@@ -1724,7 +1756,7 @@ define( [ "module",
                         }
 
                         // Need to reset the viewport or you just get a blank screen
-                        this.state.kernel.dispatchEvent( nodeID, "resetViewport" );
+                        this.kernel.dispatchEvent( nodeID, "resetViewport" );
                     }
                     if ( propertyName == 'shadowMapCullFace') {
                         var shadowMapCullFace;
@@ -2012,7 +2044,8 @@ define( [ "module",
                         if ( propertyValue instanceof Array ) {
                             value = propertyValue;
                             if ( threeObject.target ) {
-                                threeObject.target.position.set( value[ 0 ], value[ 1 ], value[ 2 ] );    
+                                threeObject.target.position.set( value[ 0 ], value[ 1 ], value[ 2 ] );
+                                threeObject.target.updateMatrixWorld();
                             }
                         } else if ( this.state.nodes[ propertyValue ] ) {
                             value = propertyValue;
@@ -2101,7 +2134,7 @@ define( [ "module",
                         value = animationDuration;
                     }
                     else if ( node.threeObject.animatedMesh && node.threeObject.animatedMesh.length ) {
-                        var fps = this.state.kernel.getProperty( nodeID, "animationFPS") || 30;
+                        var fps = this.kernel.getProperty( nodeID, "animationFPS") || 30;
                         for(var i=0, il = node.threeObject.animatedMesh.length; i < il; i++) {
                             if (node.threeObject.animatedMesh[i].bones) {
                                 
@@ -2242,6 +2275,13 @@ define( [ "module",
                     }
                     return value;
                 }
+                if ( propertyName === "defines" ) {
+                    value = {};
+                    for ( var def in threeObject.defines ) {
+                        value[ def ] = threeObject.defines[ def ];
+                    }
+                    return value;
+                }
                 if ( propertyName === "vertexShader" ) {
                     value = threeObject.vertexShader;
                     return value;
@@ -2594,6 +2634,16 @@ define( [ "module",
 
         callingMethod: function( nodeID, methodName, parameters /* [, parameter1, parameter2, ... ] */ ) { // TODO: parameters
 
+            var node = this.state.nodes[ nodeID ];
+            if ( !node ) {
+                node = this.state.scenes[ nodeID ];
+            }
+
+            var threeObject;
+            if ( node ) {
+                threeObject = node.threeObject || node.threeScene;
+            }
+
             if ( methodName === "raycast" ) {
 
                 var origin, direction, near, far, recursive, objectIDs;
@@ -2699,10 +2749,47 @@ define( [ "module",
 
                 var raycaster = new THREE.Raycaster( origin, direction, near, far );
                 var intersects = raycaster.intersectObjects( objects, recursive );
-                return intersects;
+
+                // clean up results before passing back to applications
+                var results = [];
+                var result, intersectedNode;
+                for ( var i = 0; i < intersects.length; i++ ) {
+                    result = {};
+                    result[ "distance" ] = intersects[ i ].distance;
+                    result[ "point" ] = [
+                        intersects[ i ].point.x,
+                        intersects[ i ].point.y,
+                        intersects[ i ].point.z ];
+                    intersectedNode = intersects[ i ].object;
+                    while ( !intersectedNode.vwfID ) {
+                        intersectedNode = intersectedNode.parent;
+                    }
+                    result[ "node" ] = kutility.nodeReference( intersectedNode.vwfID );
+                    result[ "normal" ] = [
+                        intersects[ i ].face.normal.x,
+                        intersects[ i ].face.normal.y,
+                        intersects[ i ].face.normal.z ];
+                    results[ i ] = result;
+                }
+
+                return results;
 
             }
 
+            if ( threeObject instanceof THREE.ShaderMaterial ) {
+                if ( methodName === "updateTexture" ) {
+                    var textureName = parameters[ 0 ];
+                    var texture = threeObject.uniforms[ textureName ];
+                    if ( texture ) {
+                        texture.value.needsUpdate = true;
+                        threeObject.needsUpdate = true;
+                    } else {
+                        this.logger.warnx( nodeID + ".updateTexture", "Texture \""
+                            + textureName + "\" not found!" );
+                    }
+                }
+            }
+
             return undefined;
         },
 
@@ -2750,18 +2837,6 @@ define( [ "module",
         return false;
     }
 
-    function getPrototypes( kernel, extendsID ) {
-        var prototypes = [];
-        var id = extendsID;
-
-        while ( id !== undefined ) {
-            prototypes.push( id );
-            id = kernel.prototype( id );
-        }
-                
-        return prototypes;
-    }
-
     function getThreeScene( id ) {
         if ( id === undefined ) {
             id = this.kernel.application();
@@ -3492,51 +3567,51 @@ define( [ "module",
 
     //walk the graph of an object, and set all materials to new material clones
     function cloneMaterials( nodein ) {
-	
-		    //sort the materials in the model, and when cloneing, make the new model share the same material setup as the old.
-	    	var materialMap = {};
-	
+    
+            //sort the materials in the model, and when cloneing, make the new model share the same material setup as the old.
+            var materialMap = {};
+    
         walkGraph( nodein, function( node ) {
             if(node.material) {
                 if ( node.material instanceof THREE.Material ) {
                     if(!materialMap[node.material.uuid]) {
-                				materialMap[node.material.uuid] = [];
+                                materialMap[node.material.uuid] = [];
                     }
-			       			  materialMap[node.material.uuid].push( [ node, -1 ] );
+                              materialMap[node.material.uuid].push( [ node, -1 ] );
                 }
                 else if ( node.material instanceof THREE.MeshFaceMaterial ) {
                     if ( node.material.materials ) {
                         for ( var index = 0; index < node.material.materials.length; index++ ) {
                             if ( node.material.materials[ index ] instanceof THREE.Material ) {
                                 if(!materialMap[node.material.materials[ index ].uuid]) {
-                				            materialMap[node.material.materials[ index ].uuid] = [];
+                                            materialMap[node.material.materials[ index ].uuid] = [];
                                 }
-			       	            		  materialMap[node.material.materials[ index ].uuid].push( [ node, index ] );
+                                          materialMap[node.material.materials[ index ].uuid].push( [ node, index ] );
                             }
                         }
                     }
                 }              
             }
         });
-		
-		    for(var i in materialMap)
-    		{
-		    	  var newmat;
+        
+            for(var i in materialMap)
+            {
+                  var newmat;
             if ( materialMap[ i ][ 0 ][ 1 ] < 0 ) {
                 newmat = materialMap[ i ][ 0 ][ 0 ].material.clone( );
             }
             else {
                 newmat = materialMap[ i ][ 0 ][ 0 ].material.materials[ materialMap[ i ][ 0 ][ 1 ] ].clone( );
             }
-			      for ( var j =0; j < materialMap[i].length; j++ ) {
+                  for ( var j =0; j < materialMap[i].length; j++ ) {
                 if ( materialMap[ i ][ j ][ 1 ] < 0 ) {
-    			     	    materialMap[ i ][ j ][ 0 ].material = newmat;
+                            materialMap[ i ][ j ][ 0 ].material = newmat;
                 }
                 else {
                     materialMap[ i ][ j ][ 0 ].material.materials[ materialMap[ i ][ j ][ 1 ] ] = newmat;
                 }
             }
-		    }
+            }
     }
 
     function loadAsset( parentNode, node, childType, propertyNotifyCallback ) {
@@ -3642,7 +3717,7 @@ define( [ "module",
             //find and bind the animations
             //NOTE: this would probably be better handled by walking and finding the animations and skins only on the 
             //property setter when needed.
-		
+        
             animatedMesh = [];
             walkGraph(nodeCopy.threeObject,function( node ){
                 if( node instanceof THREE.SkinnedMesh  || node instanceof THREE.MorphAnimMesh ) {
@@ -3857,7 +3932,7 @@ define( [ "module",
         //no download or parse necessary
         else if( reg.loaded == true && reg.pending == false ) {
             var asset = (reg.node.clone());
-		
+        
             // make sure the materails are unique
             cloneMaterials( asset );
             
@@ -4049,60 +4124,60 @@ define( [ "module",
                 
 
             //default material expects all computation done cpu side, just renders
-			// note that since the color, size, spin and orientation are just linear
-		    // interpolations, they can be done in the shader
+            // note that since the color, size, spin and orientation are just linear
+            // interpolations, they can be done in the shader
             var vertShader_default = 
             "attribute float size; \n"+
             "attribute vec4 vertexColor;\n"+
             "varying vec4 vColor;\n"+
-			"attribute vec4 random;\n"+
-			"varying vec4 vRandom;\n"+
-			"uniform float sizeRange;\n"+
-			"uniform vec4 colorRange;\n"+
+            "attribute vec4 random;\n"+
+            "varying vec4 vRandom;\n"+
+            "uniform float sizeRange;\n"+
+            "uniform vec4 colorRange;\n"+
             "void main() {\n"+
             "   vColor = vertexColor + (random -0.5) * colorRange;\n"+
             "   vec4 mvPosition = modelViewMatrix * vec4( position, 1.0 );\n"+
-			"   float psize = size + (random.y -0.5) * sizeRange;\n"+
+            "   float psize = size + (random.y -0.5) * sizeRange;\n"+
             "   gl_PointSize = psize * ( 1000.0/ length( mvPosition.xyz ) );\n"+
             "   gl_Position = projectionMatrix * mvPosition;\n"+
-			 "   vRandom = random;"+
+             "   vRandom = random;"+
             "}    \n";
             var fragShader_default = 
             "uniform float useTexture;\n"+
             "uniform sampler2D texture;\n"+
             "varying vec4 vColor;\n"+
-			"varying vec4 vRandom;\n"+
-			"uniform float time;\n"+
+            "varying vec4 vRandom;\n"+
+            "uniform float time;\n"+
             "uniform float maxSpin;\n"+
             "uniform float minSpin;\n"+
-			"uniform float maxOrientation;\n"+
+            "uniform float maxOrientation;\n"+
             "uniform float minOrientation;\n"+
-			"uniform float textureTiles;\n"+
+            "uniform float textureTiles;\n"+
             "void main() {\n"+
-			            " vec2 coord = vec2(0.0,0.0);"+
-			" vec2 orig_coord = vec2(gl_PointCoord.s,1.0-gl_PointCoord.t);"+
+                        " vec2 coord = vec2(0.0,0.0);"+
+            " vec2 orig_coord = vec2(gl_PointCoord.s,1.0-gl_PointCoord.t);"+
             " float spin = mix(maxSpin,minSpin,vRandom.x);"+
             " float orientation = mix(maxOrientation,minOrientation,vRandom.y);"+
             " coord.s = (orig_coord.s-.5)*cos(time*spin+orientation)-(orig_coord.t-.5)*sin(time*spin+orientation);"+
             " coord.t = (orig_coord.t-.5)*cos(time*spin+orientation)+(orig_coord.s-.5)*sin(time*spin+orientation);"+
-			" coord = coord + vec2(.5,.5);\n"+
-			" coord = coord/textureTiles;\n"+
-			" coord.x = clamp(coord.x,0.0,1.0/textureTiles);\n"+
-			" coord.y = clamp(coord.y,0.0,1.0/textureTiles);\n"+
-			" coord += vec2(floor(vRandom.x*textureTiles)/textureTiles,floor(vRandom.y*textureTiles)/textureTiles);\n"+
+            " coord = coord + vec2(.5,.5);\n"+
+            " coord = coord/textureTiles;\n"+
+            " coord.x = clamp(coord.x,0.0,1.0/textureTiles);\n"+
+            " coord.y = clamp(coord.y,0.0,1.0/textureTiles);\n"+
+            " coord += vec2(floor(vRandom.x*textureTiles)/textureTiles,floor(vRandom.y*textureTiles)/textureTiles);\n"+
             "   vec4 outColor = (vColor * texture2D( texture, coord  )) *useTexture + vColor * (1.0-useTexture);\n"+
             
             "   gl_FragColor = outColor;\n"+
             "}\n";
-			
-			//the default shader - the one used by the analytic solver, just has some simple stuff
-			//note that this could be changed to do just life and lifespan, and calculate the 
-			//size and color from to uniforms. Im not going to bother
+            
+            //the default shader - the one used by the analytic solver, just has some simple stuff
+            //note that this could be changed to do just life and lifespan, and calculate the 
+            //size and color from to uniforms. Im not going to bother
             var attributes_default = {
                 size: { type: 'f', value: [] },
                 vertexColor:   {    type: 'v4', value: [] },
-				random:   { type: 'v4', value: [] },
-				
+                random:   { type: 'v4', value: [] },
+                
             };
             var uniforms_default = {
                 amplitude: { type: "f", value: 1.0 },
@@ -4110,14 +4185,14 @@ define( [ "module",
                 useTexture: { type: "f", value: 0.0 },
                 maxSpin: { type: "f", value: 0.0 },
                 minSpin: { type: "f", value: 0.0 },
-				maxOrientation: { type: "f", value: 0.0 },
+                maxOrientation: { type: "f", value: 0.0 },
                 minOrientation: { type: "f", value: 0.0 },
-				time: { type: "f", value: 0.0 },
-				fractime: { type: "f", value: 0.0 },
-				sizeRange: { type: "f", value: 0.0 },
-				textureTiles: { type: "f", value: 1.0 },
-				colorRange:   { type: 'v4', value: new THREE.Vector4(0,0,0,0) },
-				startColor:{type: "v4", value:new THREE.Vector4()},
+                time: { type: "f", value: 0.0 },
+                fractime: { type: "f", value: 0.0 },
+                sizeRange: { type: "f", value: 0.0 },
+                textureTiles: { type: "f", value: 1.0 },
+                colorRange:   { type: 'v4', value: new THREE.Vector4(0,0,0,0) },
+                startColor:{type: "v4", value:new THREE.Vector4()},
                 endColor:{type: "v4", value:new THREE.Vector4()},
                 startSize:{type:"f", value:1},
                 endSize:{type:"f", value:1},
@@ -4131,40 +4206,40 @@ define( [ "module",
 
             });
             
-			//the interpolate shader blends from one simulation step to the next on the shader
-			//this	allows for a complex sim to run at a low framerate, but still have smooth motion
-            //this is very efficient, as it only requires sending data up to the gpu on each sim tick		
-			//reuse the frag shader from the normal material	
+            //the interpolate shader blends from one simulation step to the next on the shader
+            //this  allows for a complex sim to run at a low framerate, but still have smooth motion
+            //this is very efficient, as it only requires sending data up to the gpu on each sim tick       
+            //reuse the frag shader from the normal material    
             var vertShader_interpolate = 
            
-			"attribute float age; \n"+
-			"attribute float lifespan; \n"+
-			"attribute vec3 previousPosition;\n"+
+            "attribute float age; \n"+
+            "attribute float lifespan; \n"+
+            "attribute vec3 previousPosition;\n"+
             "varying vec4 vColor;\n"+
-			"attribute vec4 random;\n"+
-			"varying vec4 vRandom;\n"+
-			"uniform float sizeRange;\n"+
-			"uniform vec4 colorRange;\n"+
-			"uniform float fractime;\n"+
-			"uniform float startSize;\n"+
+            "attribute vec4 random;\n"+
+            "varying vec4 vRandom;\n"+
+            "uniform float sizeRange;\n"+
+            "uniform vec4 colorRange;\n"+
+            "uniform float fractime;\n"+
+            "uniform float startSize;\n"+
             "uniform float endSize;\n"+
             "uniform vec4 startColor;\n"+
             "uniform vec4 endColor;\n"+
             "void main() {\n"+
             "   vColor = mix(startColor,endColor,(age+fractime*3.33)/lifespan) + (random -0.5) * colorRange;\n"+
             "   vec4 mvPosition = modelViewMatrix * vec4(mix(previousPosition,position,fractime), 1.0 );\n"+
-			"   float psize = mix(startSize,endSize,(age+fractime*3.33)/lifespan) + (random.y -0.5) * sizeRange;\n"+
+            "   float psize = mix(startSize,endSize,(age+fractime*3.33)/lifespan) + (random.y -0.5) * sizeRange;\n"+
             "   gl_PointSize = psize * ( 1000.0/ length( mvPosition.xyz ) );\n"+
             "   gl_Position = projectionMatrix * mvPosition;\n"+
-			 "   vRandom = random;"+
+             "   vRandom = random;"+
             "}    \n";
             
-			//the interpolation does need to remember the previous position
-			var attributes_interpolate = {
-				random:   attributes_default.random,
-				previousPosition: { type: 'v3', value: [] },
-				age: { type: 'f', value: [] },
-				lifespan: { type: 'f', value: [] }
+            //the interpolation does need to remember the previous position
+            var attributes_interpolate = {
+                random:   attributes_default.random,
+                previousPosition: { type: 'v3', value: [] },
+                age: { type: 'f', value: [] },
+                lifespan: { type: 'f', value: [] }
             };
             var shaderMaterial_interpolate = new THREE.ShaderMaterial( {
                 uniforms:       uniforms_default,
@@ -4176,12 +4251,12 @@ define( [ "module",
             
             
             //analytic shader does entire simulation on GPU
-			//it cannot account for drag, gravity. nor can it generate new randomness. Each particle has it's randomness assigned and it 
-			//just repeats the same motion over and over. Also, the other solvers can hold a particle until 
-			//it can be reused based on the emitRate. This cannot, as the entire life of the particle must be 
-			//computed from an equation given just time t. It does offset them in time to avoid all the particles 
-			//being generated at once. Also, it does not account for emitter motion. 
-			//upside : very very efficient. No CPU intervention required
+            //it cannot account for drag, gravity. nor can it generate new randomness. Each particle has it's randomness assigned and it 
+            //just repeats the same motion over and over. Also, the other solvers can hold a particle until 
+            //it can be reused based on the emitRate. This cannot, as the entire life of the particle must be 
+            //computed from an equation given just time t. It does offset them in time to avoid all the particles 
+            //being generated at once. Also, it does not account for emitter motion. 
+            //upside : very very efficient. No CPU intervention required
             var vertShader_analytic = 
             "attribute float size; \n"+
             "attribute vec4 vertexColor;\n"+
@@ -4196,20 +4271,20 @@ define( [ "module",
             "uniform vec4 endColor;\n"+
             "varying vec4 vColor;\n"+
             "varying vec4 vRandom;\n"+
-			"uniform float sizeRange;\n"+
-			"uniform vec4 colorRange;\n"+
+            "uniform float sizeRange;\n"+
+            "uniform vec4 colorRange;\n"+
             "void main() {\n"+
-			//randomly offset in time
+            //randomly offset in time
             "   float lifetime = mod( random.x * lifespan + time, lifespan );"+
-			//solve for position
+            //solve for position
             "   vec3 pos2 = position.xyz + velocity*lifetime + (acceleration*lifetime*lifetime)/2.0;"+ // ;
             "   vec4 mvPosition = modelViewMatrix * vec4( pos2.xyz, 1.0 );\n"+
-			//find random size based on randomness, start and end size, and size range
-			"   float psize = mix(startSize,endSize,lifetime/lifespan) + (random.y -0.5) * sizeRange;\n"+
+            //find random size based on randomness, start and end size, and size range
+            "   float psize = mix(startSize,endSize,lifetime/lifespan) + (random.y -0.5) * sizeRange;\n"+
             "   gl_PointSize = psize * ( 1000.0/ length( mvPosition.xyz ) );\n"+
             "   gl_Position = projectionMatrix * mvPosition;\n"+
-			" vec4 nR = (random -0.5);\n"+
-			//find random color based on start and endcolor, time and colorRange
+            " vec4 nR = (random -0.5);\n"+
+            //find random color based on start and endcolor, time and colorRange
             "   vColor = mix(startColor,endColor,lifetime/lifespan)  +  nR * colorRange;\n"+
             "   vRandom = random;"+
             "}    \n";
@@ -4221,27 +4296,27 @@ define( [ "module",
             "uniform float minSpin;\n"+
             "varying vec4 vColor;\n"+
             "varying vec4 vRandom;\n"+
-			"uniform float maxOrientation;\n"+
+            "uniform float maxOrientation;\n"+
             "uniform float minOrientation;\n"+
-			"uniform float textureTiles;\n"+
+            "uniform float textureTiles;\n"+
             "void main() {\n"+
            
-			//bit of drama for dividing into 4 or 9 'virtual' textures
-			//nice to be able to have different images on particles
- 		    " vec2 coord = vec2(0.0,0.0);"+
-			" vec2 orig_coord = vec2(gl_PointCoord.s,1.0-gl_PointCoord.t);"+
+            //bit of drama for dividing into 4 or 9 'virtual' textures
+            //nice to be able to have different images on particles
+            " vec2 coord = vec2(0.0,0.0);"+
+            " vec2 orig_coord = vec2(gl_PointCoord.s,1.0-gl_PointCoord.t);"+
             " float spin = mix(maxSpin,minSpin,vRandom.x);"+
             " float orientation = mix(maxOrientation,minOrientation,vRandom.y);"+
             " coord.s = (orig_coord.s-.5)*cos(time*spin+orientation)-(orig_coord.t-.5)*sin(time*spin+orientation);"+
             " coord.t = (orig_coord.t-.5)*cos(time*spin+orientation)+(orig_coord.s-.5)*sin(time*spin+orientation);"+
-			" coord = coord + vec2(.5,.5);\n"+
-			" coord = coord/textureTiles;\n"+
-			" coord.x = clamp(coord.x,0.0,1.0/textureTiles);\n"+
-			" coord.y = clamp(coord.y,0.0,1.0/textureTiles);\n"+
-			" coord += vec2(floor(vRandom.x*textureTiles)/textureTiles,floor(vRandom.y*textureTiles)/textureTiles);\n"+
+            " coord = coord + vec2(.5,.5);\n"+
+            " coord = coord/textureTiles;\n"+
+            " coord.x = clamp(coord.x,0.0,1.0/textureTiles);\n"+
+            " coord.y = clamp(coord.y,0.0,1.0/textureTiles);\n"+
+            " coord += vec2(floor(vRandom.x*textureTiles)/textureTiles,floor(vRandom.y*textureTiles)/textureTiles);\n"+
             
-			//get the color from the texture and blend with the vertexColor.
-			" vec4 outColor = (vColor * texture2D( texture, coord )) *useTexture + vColor * (1.0-useTexture);\n"+
+            //get the color from the texture and blend with the vertexColor.
+            " vec4 outColor = (vColor * texture2D( texture, coord )) *useTexture + vColor * (1.0-useTexture);\n"+
             
             "   gl_FragColor = outColor;\n"+
             "}\n";
@@ -4263,12 +4338,12 @@ define( [ "module",
             // create the particle system
             var particleSystem = new THREE.PointCloud( particles, shaderMaterial_default );
             
-			//keep track of the shaders
+            //keep track of the shaders
             particleSystem.shaderMaterial_analytic = shaderMaterial_analytic;
             particleSystem.shaderMaterial_default = shaderMaterial_default;
-			particleSystem.shaderMaterial_interpolate = shaderMaterial_interpolate;
+            particleSystem.shaderMaterial_interpolate = shaderMaterial_interpolate;
             
-			//setup all the default values
+            //setup all the default values
             particleSystem.minVelocity = [0,0,0];
             particleSystem.maxVelocity = [0,0,0];
             particleSystem.maxAcceleration = [0,0,0];
@@ -4285,54 +4360,54 @@ define( [ "module",
             particleSystem.damping = 0;
             particleSystem.startSize = 3;
             particleSystem.endSize = 3;
-			particleSystem.gravity = 0;
-			particleSystem.gravityCenter = [0,0,0];
+            particleSystem.gravity = 0;
+            particleSystem.gravityCenter = [0,0,0];
             particleSystem.velocityMode = 'cartesian';
-			particleSystem.temp = new THREE.Vector3();
+            particleSystem.temp = new THREE.Vector3();
            
-			//create a new particle. create and store all the values for vertex attributes in each shader
-		   particleSystem.createParticle = function(i)
+            //create a new particle. create and store all the values for vertex attributes in each shader
+           particleSystem.createParticle = function(i)
             {
                 var particle = new THREE.Vector3(0,0,0);
                 this.geometry.vertices.push(particle);
             
                 particle.i = i;
                 
-				//the world space position
+                //the world space position
                 particle.world = new THREE.Vector3();
-				//the previous !tick! (not frame) position
+                //the previous !tick! (not frame) position
                 particle.prevworld = new THREE.Vector3();
-				this.shaderMaterial_interpolate.attributes.previousPosition.value.push(particle.prevworld);
+                this.shaderMaterial_interpolate.attributes.previousPosition.value.push(particle.prevworld);
                 //the color
-				var color = new THREE.Vector4(1,1,1,1);
+                var color = new THREE.Vector4(1,1,1,1);
                 this.shaderMaterial_default.attributes.vertexColor.value.push(color);
-				//age
-				this.shaderMaterial_interpolate.attributes.age.value.push(1);
+                //age
+                this.shaderMaterial_interpolate.attributes.age.value.push(1);
                 particle.color = color;
-				
-				//the sise
+                
+                //the sise
                 this.shaderMaterial_default.attributes.size.value.push(1);
                 var self = this;
-				//set the size - stored per vertex
+                //set the size - stored per vertex
                 particle.setSize = function(s)
                 {
                     self.material.attributes.size.value[this.i] = s;
                 }
-				//set the age - stored per vertex
-				particle.setAge = function(a)
-				{
-					this.age = a;
-					self.shaderMaterial_interpolate.attributes.age.value[this.i] = this.age;
-				}
-				//the lifespan - stored per vertex
-				particle.setLifespan = function(a)
-				{
-					this.lifespan = a;
-					self.shaderMaterial_interpolate.attributes.lifespan.value[this.i] = this.a;
-				}
+                //set the age - stored per vertex
+                particle.setAge = function(a)
+                {
+                    this.age = a;
+                    self.shaderMaterial_interpolate.attributes.age.value[this.i] = this.age;
+                }
+                //the lifespan - stored per vertex
+                particle.setLifespan = function(a)
+                {
+                    this.lifespan = a;
+                    self.shaderMaterial_interpolate.attributes.lifespan.value[this.i] = this.a;
+                }
                 
-				//This looks like it could be computed from the start and end plus random on the shader
-				//doing this saves computetime on the shader at expense of gpu mem
+                //This looks like it could be computed from the start and end plus random on the shader
+                //doing this saves computetime on the shader at expense of gpu mem
                 shaderMaterial_analytic.attributes.acceleration.value.push(new THREE.Vector3());
                 shaderMaterial_analytic.attributes.velocity.value.push(new THREE.Vector3());
                 shaderMaterial_analytic.attributes.lifespan.value.push(1);
@@ -4340,17 +4415,17 @@ define( [ "module",
                 return particle;
             }
             
-			//Generate a new point in space based on the emitter type and size
+            //Generate a new point in space based on the emitter type and size
             particleSystem.generatePoint = function()
             {
-				//generate from a point
-				//TODO: specify point?
+                //generate from a point
+                //TODO: specify point?
                 if(this.emitterType.toLowerCase() == 'point')
                 {
                     return new THREE.Vector3(0,0,0);
                 }
-				//Generate in a box
-				//assumes centered at 0,0,0
+                //Generate in a box
+                //assumes centered at 0,0,0
                 if(this.emitterType.toLowerCase() == 'box')
                 {
                     var x = this.emitterSize[0] * Math.random() - this.emitterSize[0]/2;
@@ -4359,8 +4434,8 @@ define( [ "module",
                     
                     return new THREE.Vector3(x,y,z);
                 }
-				//Generate in a sphere
-				//assumes centered at 0,0,0
+                //Generate in a sphere
+                //assumes centered at 0,0,0
                 if(this.emitterType.toLowerCase() == 'sphere')
                 {
                     var u2 = Math.random();
@@ -4377,31 +4452,31 @@ define( [ "module",
                 }
             
             }
-			//setup the particles with new values
+            //setup the particles with new values
             particleSystem.rebuildParticles = function()
             {
-                for(var i = 0; i < this.geometry.vertices.length; i++)
+                for ( var i = 0; i < this.geometry.vertices.length; i++ )
                 {
-                    this.setupParticle(this.geometry.vertices[i],this.matrix);
+                    this.setupParticle( this.geometry.vertices[ i ], this.matrix );
                 }
             }
-			//set the particles initial values. Used when creating and resuing particles
-            particleSystem.setupParticle = function(particle,mat,inv)
+            //set the particles initial values. Used when creating and resuing particles
+            particleSystem.setupParticle = function( particle, mat, inv )
             {
                 
                 particle.x = 0;
                 particle.y = 0;
                 particle.z = 0;
                 
-				//generate a point in objects space, the move to world space
+                //generate a point in objects space, the move to world space
                 particle.world = this.generatePoint().applyMatrix4( mat );
                 
-				//back up initial (needed by the analyticShader)
+                //back up initial (needed by the analyticShader)
                 particle.initialx = particle.world.x;
                 particle.initialy = particle.world.y;
                 particle.initialz = particle.world.z;
                 
-				//start at initial pos
+                //start at initial pos
                 particle.x = particle.initialx;
                 particle.y = particle.initialy;
                 particle.z = particle.initialz;
@@ -4413,16 +4488,16 @@ define( [ "module",
                 particle.acceleration = new THREE.Vector3( 0,0,0);  
                 particle.lifespan = 1;  
                 
-				//Generate the initial velocity
-				//In this mode, you specify a min and max x,y,z
+                //Generate the initial velocity
+                //In this mode, you specify a min and max x,y,z
                 if(this.velocityMode == 'cartesian')
                 {
                     particle.velocity.x = this.minVelocity[0] + (this.maxVelocity[0] - this.minVelocity[0]) * Math.random();
                     particle.velocity.y = this.minVelocity[1] + (this.maxVelocity[1] - this.minVelocity[1]) * Math.random();
                     particle.velocity.z = this.minVelocity[2] + (this.maxVelocity[2] - this.minVelocity[2]) * Math.random();
                 }
-				//In this mode, you give a pitch and yaw from 0,1, and a min and max length.
-				//This is easier to emit into a circle, or a cone section
+                //In this mode, you give a pitch and yaw from 0,1, and a min and max length.
+                //This is easier to emit into a circle, or a cone section
                 if(this.velocityMode == 'spherical')
                 {
                 
@@ -4434,7 +4509,7 @@ define( [ "module",
                     particle.velocity.y = r * Math.sin(t)*Math.sin(w);
                     particle.velocity.z = r * Math.cos(t); */
                     
-					//better distribution
+                    //better distribution
                     var o = this.minVelocity[0] + (this.maxVelocity[0] - this.minVelocity[0]) * Math.random() * Math.PI*2;
                     var u = this.minVelocity[1] + (this.maxVelocity[1] - this.minVelocity[1]) * Math.random() * 2 - 1;
                     var u2 = Math.random();
@@ -4446,8 +4521,8 @@ define( [ "module",
                     particle.velocity.setLength(r);
                 }
                 
-				//The velocity should be in world space, but is generated in local space for 
-				//ease of use
+                //The velocity should be in world space, but is generated in local space for 
+                //ease of use
                 mat = mat.clone();
                 mat.elements[12] = 0;
                 mat.elements[13] = 0;
@@ -4460,13 +4535,13 @@ define( [ "module",
                 particle.acceleration.z = this.minAcceleration[2] + (this.maxAcceleration[2] - this.minAcceleration[2]) * Math.random();
                 particle.setLifespan(this.minLifeTime + (this.maxLifeTime - this.minLifeTime) * Math.random());
                 
-				//color is start color
-				particle.color.x = this.startColor[0];
+                //color is start color
+                particle.color.x = this.startColor[0];
                 particle.color.y = this.startColor[1];
                 particle.color.z = this.startColor[2];
                 particle.color.w = this.startColor[3];
                 
-				//save the values into the attributes
+                //save the values into the attributes
                 shaderMaterial_analytic.attributes.acceleration.value[particle.i] = (particle.acceleration);
                 shaderMaterial_analytic.attributes.velocity.value[particle.i] = (particle.velocity);
                 shaderMaterial_analytic.attributes.lifespan.value[particle.i] = (particle.lifespan);
@@ -4483,53 +4558,58 @@ define( [ "module",
 
             }
             
-			//when updating in AnalyticShader mode, is very simple, just inform the shader of new time.
-            particleSystem.updateAnalyticShader = function(time)
+            //when updating in AnalyticShader mode, is very simple, just inform the shader of new time.
+            particleSystem.updateAnalyticShader = function( time )
             {   
-                particleSystem.material.uniforms.time.value += time/1000;
+                particleSystem.material.uniforms.time.value += time / 1000;
             
             }
             
-			//In Analytic mode, run the equation for the position
-            particleSystem.updateAnalytic =function(time)
+            //In Analytic mode, run the equation for the position
+            particleSystem.updateAnalytic = function( time )
             {
-				particleSystem.material.uniforms.time.value += time/3333.0;
-				
-                var time_in_ticks = time/33.333;
+                var timeInSeconds = time / 1000;
+                particleSystem.material.uniforms.time.value += timeInSeconds;
 
                 var inv = this.matrix.clone();
-                inv = inv.getInverse(inv);
+                inv = inv.getInverse( inv );
                     
                 var particles = this.geometry;
-				
-				//update each particle
+                
+                //update each particle
                 var pCount = this.geometry.vertices.length;
-                while(pCount--) 
+                while ( pCount-- ) 
                 {
-                    var particle =particles.vertices[pCount];                   
-                    this.updateParticleAnalytic(particle,this.matrix,inv,time_in_ticks);
+                    var particle = particles.vertices[ pCount ];                   
+                    this.updateParticleAnalytic( particle, this.matrix, inv, timeInSeconds );
                 }
                     
                 //examples developed with faster tick - maxrate *33 is scale to make work 
                 //with new timing
-				//Reuse up to maxRate particles, sliced for delta_time
-				//Once a particle reaches it's end of life, its available to be regenerated.
-				//We hold extras in limbo with alpha 0 until they can be regenerated
-				//Note the maxRate never creates or destroys particles, just manages when they will restart
-				//after dying
-                var len = Math.min(this.regenParticles.length,this.maxRate*15*time_in_ticks);
-                for(var i =0; i < len; i++)
+                //Reuse up to maxRate particles, sliced for delta_time
+                //Once a particle reaches it's end of life, its available to be regenerated.
+                //We hold extras in limbo with alpha 0 until they can be regenerated
+                //Note the maxRate never creates or destroys particles, just manages when they will restart
+                //after dying
+                if ( this.timeSinceLastSpawn === undefined ) {
+                    this.timeSinceLastSpawn = 0;
+                } else {
+                    this.timeSinceLastSpawn += timeInSeconds;
+                }
+                var maxParticlesToSpawn = Math.floor( this.timeSinceLastSpawn * this.maxRate );
+                var len = Math.min( this.regenParticles.length, maxParticlesToSpawn );
+                for ( var i = 0; i < len; i++ )
                 {
-                        
-					//setup with new random values, and move randomly forward in time one step	
+                    //setup with new random values, and move randomly forward in time one step  
                     var particle = this.regenParticles.shift();
-                    this.setupParticle(particle,this.matrix,inv);
-                    this.updateParticleAnalytic(particle,this.matrix,inv,Math.random()*3.33);
+                    this.setupParticle( particle, this.matrix, inv );
+                    this.updateParticleAnalytic( particle, this.matrix, inv, Math.random() * timeInSeconds );
                     particle.waitForRegen = false;
                 }
-                    
-					
-				//only these things change, other properties are in the shader as they are linear WRT time	
+
+                this.timeSinceLastSpawn = Boolean( len ) ? 0 : this.timeSinceLastSpawn;
+
+                //only these things change, other properties are in the shader as they are linear WRT time  
                 this.geometry.verticesNeedUpdate  = true;
                 this.geometry.colorsNeedUpdate  = true;
                 this.material.attributes.vertexColor.needsUpdate = true;
@@ -4541,156 +4621,156 @@ define( [ "module",
             particleSystem.totaltime = 0;
             //timesliced Euler integrator
             //todo: switch to RK4 
-			//This can do more complex sim, maybe even a cloth sim or such. It ticks 10 times a second, and blends tick with previous via a shader
+            //This can do more complex sim, maybe even a cloth sim or such. It ticks 10 times a second, and blends tick with previous via a shader
             particleSystem.updateEuler = function(time)
             {
-				particleSystem.material.uniforms.time.value += time/3333.0;
+                particleSystem.material.uniforms.time.value += time/3333.0;
                 var time_in_ticks = time/100.0;
                 
                 if(this.lastTime === undefined) this.lastTime = 0;
 
                 this.lastTime += time_in_ticks;//ticks - Math.floor(ticks);
 
-				var inv = this.matrix.clone();
-				inv = inv.getInverse(inv);
-					
-				var particles = this.geometry;
-				
-				//timesliced tick give up after 5 steps - just cant go fast enough		
-				if(Math.floor(this.lastTime) > 5)
-					this.lastTime = 1;
-				for(var i=0; i < Math.floor(this.lastTime) ; i++)
-				{
-					this.lastTime--;
-					
-					var pCount = this.geometry.vertices.length;
-					while(pCount--) 
-					{
-						var particle =particles.vertices[pCount];					
-						this.updateParticleEuler(particle,this.matrix,inv,3.333);
-					}
-					
-					//examples developed with faster tick - maxrate *33 is scale to make work 
-					//with new timing
-					
-					//Reuse up to maxRate particles, sliced for delta_time
-					//Once a particle reaches it's end of life, its available to be regenerated.
-					//We hold extras in limbo with alpha 0 until they can be regenerated
-					//Note the maxRate never creates or destroys particles, just manages when they will restart
-					//after dying
-					var len = Math.min(this.regenParticles.length,this.maxRate*333);
-					for(var i =0; i < len; i++)
-					{
-						
-						particle.waitForRegen = false;
-						var particle = this.regenParticles.shift();
-						this.setupParticle(particle,this.matrix,inv);
-						this.updateParticleEuler(particle,this.matrix,inv,Math.random()*3.33);
-						this.material.attributes.lifespan.needsUpdate = true;
-					}
-					
-					//only need to send up the age, position, and previous position. other props handled in the shader
-					this.geometry.verticesNeedUpdate  = true;	
-					this.material.attributes.previousPosition.needsUpdate = true;
-					
-					this.material.attributes.age.needsUpdate = true;
-					
-				}
-				
-				//even if this is not a sim tick, we need to send the fractional time up to the shader for the interpolation
-				this.material.uniforms.fractime.value = this.lastTime;	
-				
-			}
-			
-			//Update a particle from the Analytic solver
-			particleSystem.updateParticleAnalytic = function(particle,mat,inv,delta_time)
-			{
-				particle.age += delta_time;
-				
-				//Make the particle dead. Hide it until it can be reused
-				if(particle.age >= particle.lifespan && !particle.waitForRegen)
-				{
-					this.regenParticles.push(particle);
-					particle.waitForRegen = true;
-					particle.x = 0;
-					particle.y = 0;
-					particle.z = 0;
-					particle.color.w = 0.0;
-				}else
-				{
-					//Run the formula to get position.
-					var percent = particle.age/particle.lifespan;
-					particle.world.x = particle.initialx + (particle.velocity.x * particle.age) + 0.5*(particle.acceleration.x * particle.age * particle.age)
-					particle.world.y = particle.initialy + (particle.velocity.y * particle.age)  + 0.5*(particle.acceleration.y * particle.age * particle.age)
-					particle.world.z = particle.initialz + (particle.velocity.z * particle.age)  + 0.5*(particle.acceleration.z * particle.age * particle.age)
-					
-					this.temp.x = particle.world.x;
-					this.temp.y = particle.world.y;
-					this.temp.z = particle.world.z;
-					
-					//need to specify in object space, event though comptued in local
-					this.temp.applyMatrix4( inv );
-					particle.x = this.temp.x;
-					particle.y = this.temp.y;
-					particle.z = this.temp.z;
-					
-					//Should probably move this to the shader. Linear with time, no point in doing on CPU
-					particle.color.x = this.startColor[0] + (this.endColor[0] - this.startColor[0]) * percent;
-					particle.color.y = this.startColor[1] + (this.endColor[1] - this.startColor[1]) * percent;
-					particle.color.z = this.startColor[2] + (this.endColor[2] - this.startColor[2]) * percent;
-					particle.color.w = this.startColor[3] + (this.endColor[3] - this.startColor[3]) * percent;
-					
-					particle.setSize(this.startSize + (this.endSize - this.startSize) * percent);
-				}
-			}
-			
-			//updtae a partilce with the Euler solver
-			particleSystem.updateParticleEuler = function(particle,mat,inv,step_dist)
-			{
-					particle.prevage = particle.age;
-					particle.age += step_dist;
-					particle.setAge(particle.age + step_dist);
-					
-					//If the particle is dead ,hide it unitl it can be reused
-					if(particle.age >= particle.lifespan && !particle.waitForRegen)
-					{
-						
-						this.regenParticles.push(particle);
-						particle.waitForRegen = true;
-						particle.x = 0;
-						particle.y = 0;
-						particle.z = 0;
-					    particle.world.x = 0;
-						particle.world.y = 0;
-						particle.world.z = 0;
-						particle.prevworld.x = 0;
-						particle.prevworld.y = 0;
-						particle.prevworld.z = 0;
-						particle.color.w = 1.0;
-						particle.size = 100;
-					}else
-					{
-					
-					
-						// and the position
-						particle.prevworld.x = particle.world.x;
-						particle.prevworld.y = particle.world.y;
-						particle.prevworld.z = particle.world.z;
-						
-						//find direction to center for gravity
-						var gravityAccel = new THREE.Vector3(particle.world.x,particle.world.y,particle.world.z);
-						gravityAccel.x -= this.gravityCenter[0];
-						gravityAccel.y -= this.gravityCenter[1];
-						gravityAccel.z -= this.gravityCenter[2];
-						var len = gravityAccel.length()+.1;
-						gravityAccel.normalize();
-						gravityAccel.multiplyScalar(-Math.min(1/(len*len),100));
-						gravityAccel.multiplyScalar(this.gravity);
-						
-						//update position
-						particle.world.x += particle.velocity.x * step_dist + (particle.acceleration.x + gravityAccel.x)* step_dist * step_dist;
-						particle.world.y += particle.velocity.y * step_dist + (particle.acceleration.y + gravityAccel.y )* step_dist * step_dist;;
-						particle.world.z += particle.velocity.z * step_dist + (particle.acceleration.z + gravityAccel.z )* step_dist * step_dist;;
+                var inv = this.matrix.clone();
+                inv = inv.getInverse(inv);
+                    
+                var particles = this.geometry;
+                
+                //timesliced tick give up after 5 steps - just cant go fast enough      
+                if(Math.floor(this.lastTime) > 5)
+                    this.lastTime = 1;
+                for(var i=0; i < Math.floor(this.lastTime) ; i++)
+                {
+                    this.lastTime--;
+                    
+                    var pCount = this.geometry.vertices.length;
+                    while(pCount--) 
+                    {
+                        var particle =particles.vertices[pCount];                   
+                        this.updateParticleEuler(particle,this.matrix,inv,3.333);
+                    }
+                    
+                    //examples developed with faster tick - maxrate *33 is scale to make work 
+                    //with new timing
+                    
+                    //Reuse up to maxRate particles, sliced for delta_time
+                    //Once a particle reaches it's end of life, its available to be regenerated.
+                    //We hold extras in limbo with alpha 0 until they can be regenerated
+                    //Note the maxRate never creates or destroys particles, just manages when they will restart
+                    //after dying
+                    var len = Math.min(this.regenParticles.length,this.maxRate*333);
+                    for(var i =0; i < len; i++)
+                    {
+                        
+                        particle.waitForRegen = false;
+                        var particle = this.regenParticles.shift();
+                        this.setupParticle(particle,this.matrix,inv);
+                        this.updateParticleEuler(particle,this.matrix,inv,Math.random()*3.33);
+                        this.material.attributes.lifespan.needsUpdate = true;
+                    }
+                    
+                    //only need to send up the age, position, and previous position. other props handled in the shader
+                    this.geometry.verticesNeedUpdate  = true;   
+                    this.material.attributes.previousPosition.needsUpdate = true;
+                    
+                    this.material.attributes.age.needsUpdate = true;
+                    
+                }
+                
+                //even if this is not a sim tick, we need to send the fractional time up to the shader for the interpolation
+                this.material.uniforms.fractime.value = this.lastTime;  
+                
+            }
+            
+            //Update a particle from the Analytic solver
+            particleSystem.updateParticleAnalytic = function( particle, mat, inv, delta_time )
+            {
+                particle.age += delta_time;
+                
+                //Make the particle dead. Hide it until it can be reused
+                if ( particle.age >= particle.lifespan ) // && !particle.waitForRegen )
+                {
+                    this.regenParticles.push( particle );
+                    particle.waitForRegen = true;
+                    particle.x = 0;
+                    particle.y = 0;
+                    particle.z = 0;
+                    particle.color.w = 0.0;
+                }else
+                {
+                    //Run the formula to get position.
+                    var percent = particle.age / particle.lifespan;
+                    particle.world.x = particle.initialx + ( particle.velocity.x * particle.age ) + 0.5 * ( particle.acceleration.x * particle.age * particle.age )
+                    particle.world.y = particle.initialy + ( particle.velocity.y * particle.age ) + 0.5 * ( particle.acceleration.y * particle.age * particle.age )
+                    particle.world.z = particle.initialz + ( particle.velocity.z * particle.age ) + 0.5 * ( particle.acceleration.z * particle.age * particle.age )
+                    
+                    this.temp.x = particle.world.x;
+                    this.temp.y = particle.world.y;
+                    this.temp.z = particle.world.z;
+                    
+                    //need to specify in object space, event though comptued in local
+                    this.temp.applyMatrix4( inv );
+                    particle.x = this.temp.x;
+                    particle.y = this.temp.y;
+                    particle.z = this.temp.z;
+                    
+                    //Should probably move this to the shader. Linear with time, no point in doing on CPU
+                    particle.color.x = this.startColor[ 0 ] + ( this.endColor[ 0 ] - this.startColor[ 0 ] ) * percent;
+                    particle.color.y = this.startColor[ 1 ] + ( this.endColor[ 1 ] - this.startColor[ 1 ] ) * percent;
+                    particle.color.z = this.startColor[ 2 ] + ( this.endColor[ 2 ] - this.startColor[ 2 ] ) * percent;
+                    particle.color.w = this.startColor[ 3 ] + ( this.endColor[ 3 ] - this.startColor[ 3 ] ) * percent;
+                    
+                    particle.setSize( this.startSize + ( this.endSize - this.startSize ) * percent );
+                }
+            }
+            
+            //updtae a partilce with the Euler solver
+            particleSystem.updateParticleEuler = function(particle,mat,inv,step_dist)
+            {
+                    particle.prevage = particle.age;
+                    particle.age += step_dist;
+                    particle.setAge(particle.age + step_dist);
+                    
+                    //If the particle is dead ,hide it unitl it can be reused
+                    if(particle.age >= particle.lifespan && !particle.waitForRegen)
+                    {
+                        
+                        this.regenParticles.push(particle);
+                        particle.waitForRegen = true;
+                        particle.x = 0;
+                        particle.y = 0;
+                        particle.z = 0;
+                        particle.world.x = 0;
+                        particle.world.y = 0;
+                        particle.world.z = 0;
+                        particle.prevworld.x = 0;
+                        particle.prevworld.y = 0;
+                        particle.prevworld.z = 0;
+                        particle.color.w = 1.0;
+                        particle.size = 100;
+                    }else
+                    {
+                    
+                    
+                        // and the position
+                        particle.prevworld.x = particle.world.x;
+                        particle.prevworld.y = particle.world.y;
+                        particle.prevworld.z = particle.world.z;
+                        
+                        //find direction to center for gravity
+                        var gravityAccel = new THREE.Vector3(particle.world.x,particle.world.y,particle.world.z);
+                        gravityAccel.x -= this.gravityCenter[0];
+                        gravityAccel.y -= this.gravityCenter[1];
+                        gravityAccel.z -= this.gravityCenter[2];
+                        var len = gravityAccel.length()+.1;
+                        gravityAccel.normalize();
+                        gravityAccel.multiplyScalar(-Math.min(1/(len*len),100));
+                        gravityAccel.multiplyScalar(this.gravity);
+                        
+                        //update position
+                        particle.world.x += particle.velocity.x * step_dist + (particle.acceleration.x + gravityAccel.x)* step_dist * step_dist;
+                        particle.world.y += particle.velocity.y * step_dist + (particle.acceleration.y + gravityAccel.y )* step_dist * step_dist;;
+                        particle.world.z += particle.velocity.z * step_dist + (particle.acceleration.z + gravityAccel.z )* step_dist * step_dist;;
 
                       //update velocity
                     particle.velocity.x += (particle.acceleration.x + gravityAccel.x) * step_dist * step_dist;
@@ -4698,30 +4778,30 @@ define( [ "module",
                     particle.velocity.z += (particle.acceleration.z + gravityAccel.z) * step_dist * step_dist
                     
                     var damping = 1-(this.damping * step_dist);
-					
-					//drag
+                    
+                    //drag
                     particle.velocity.x *= damping;
                     particle.velocity.y *= damping;
                     particle.velocity.z *= damping;
                     
-					
-					//move from world to local space
-					this.temp.x = particle.world.x ;
-					this.temp.y = particle.world.y ;
-					this.temp.z = particle.world.z;
-					this.temp.applyMatrix4( inv );
-					particle.x = this.temp.x;
-					particle.y = this.temp.y;
-					particle.z = this.temp.z;
-					//careful to have prev and current pos in same space!!!!
-					particle.prevworld.applyMatrix4( inv );
+                    
+                    //move from world to local space
+                    this.temp.x = particle.world.x ;
+                    this.temp.y = particle.world.y ;
+                    this.temp.z = particle.world.z;
+                    this.temp.applyMatrix4( inv );
+                    particle.x = this.temp.x;
+                    particle.y = this.temp.y;
+                    particle.z = this.temp.z;
+                    //careful to have prev and current pos in same space!!!!
+                    particle.prevworld.applyMatrix4( inv );
                 }
             }
            
             //Change the solver type for the system
             particleSystem.setSolverType =function(type)
             {
-				this.solver = type;
+                this.solver = type;
                 if(type == 'Euler')
                 {
                     particleSystem.update = particleSystem.updateEuler;
@@ -4743,63 +4823,65 @@ define( [ "module",
                 
             }
             
-			//If you move a system, all the particles need to be recomputed to look like they stick in world space
-			//not that we pointedly dont do this for the AnalyticShader. We could, but that solver is ment to  be very high performance, do we dont
+            //If you move a system, all the particles need to be recomputed to look like they stick in world space
+            //not that we pointedly dont do this for the AnalyticShader. We could, but that solver is ment to  be very high performance, do we dont
             particleSystem.updateTransform = function(newtransform)
             {
-				
-				//Get he current transform, and invert new one
-				var inv = new THREE.Matrix4();
-				var newt = new THREE.Matrix4();
-				inv.elements = matCpy(newtransform);
-				newt = newt.copy(this.matrix);
-				inv = inv.getInverse(inv);
-				
-				
-				//don't adjust for the high performance shader
-				if(particleSystem.solver == 'AnalyticShader')
-				{
-					return;
-				}
-				
-				//Move all particles out of old space to world, then back into new space.
-				//this will make it seem like they stay at the correct position in the world, though
-				//acutally they change position
-				//note that it would actually be more efficient to leave the matrix as identity, and change the position of the 
-				//emitters for this...... Could probably handle it in the model setter actually... would be much more efficient, but linking 
-				//a system to a moving object would break.
-				for(var i =0; i < this.geometry.vertices.length; i++)
-				{
-						this.geometry.vertices[ i ].applyMatrix4( inv );
-						this.shaderMaterial_interpolate.attributes.previousPosition.value[ i ].applyMatrix4( inv );
-						this.geometry.vertices[ i ].applyMatrix4( newt );
-						this.shaderMaterial_interpolate.attributes.previousPosition.value[ i ].applyMatrix4( newt );
-				}
-				this.geometry.verticesNeedUpdate  = true;	
-				this.shaderMaterial_interpolate.attributes.previousPosition.needsUpdate = true;
-						
-            }
-			//Change the system count. Note that this must be set before the first frame renders, cant be changed at runtime.
-            particleSystem.setParticleCount = function(newcount)
-            {
-                var inv = this.matrix.clone();
+                
+                //Get he current transform, and invert new one
+                var inv = new THREE.Matrix4();
+                var newt = new THREE.Matrix4();
+                inv.elements = matCpy(newtransform);
+                newt = newt.copy(this.matrix);
                 inv = inv.getInverse(inv);
                 
-                var particles = this.geometry;
-                while(this.geometry.vertices.length > newcount) 
+                
+                //don't adjust for the high performance shader
+                if(particleSystem.solver == 'AnalyticShader')
                 {
-                    this.geometry.vertices.pop();
+                    return;
                 }
-                while(this.geometry.vertices.length < newcount) 
+                
+                //Move all particles out of old space to world, then back into new space.
+                //this will make it seem like they stay at the correct position in the world, though
+                //acutally they change position
+                //note that it would actually be more efficient to leave the matrix as identity, and change the position of the 
+                //emitters for this...... Could probably handle it in the model setter actually... would be much more efficient, but linking 
+                //a system to a moving object would break.
+                for(var i =0; i < this.geometry.vertices.length; i++)
+                {
+                        this.geometry.vertices[ i ].applyMatrix4( inv );
+                        this.shaderMaterial_interpolate.attributes.previousPosition.value[ i ].applyMatrix4( inv );
+                        this.geometry.vertices[ i ].applyMatrix4( newt );
+                        this.shaderMaterial_interpolate.attributes.previousPosition.value[ i ].applyMatrix4( newt );
+                }
+                this.geometry.verticesNeedUpdate  = true;   
+                this.shaderMaterial_interpolate.attributes.previousPosition.needsUpdate = true;
+                        
+            }
+            //Change the system count. Note that this must be set before the first frame renders, cant be changed at runtime.
+            particleSystem.setParticleCount = function( newcount )
+            {
+                var inv = this.matrix.clone();
+                inv = inv.getInverse( inv );
+                
+                var particles = this.geometry;
+                particles.vertices.length = 0;
+                // while(this.geometry.vertices.length > newcount) 
+                // {
+                //     this.geometry.vertices.pop();
+                // }
+                this.regenParticles.length = 0;
+                while ( this.geometry.vertices.length < newcount ) 
                 {
-                    var particle = particleSystem.createParticle(this.geometry.vertices.length);
-                    particleSystem.setupParticle(particle,particleSystem.matrix,inv);
+                    var particle = particleSystem.createParticle( this.geometry.vertices.length );
+                    particleSystem.setupParticle( particle, particleSystem.matrix, inv );
                     particle.age = Infinity;
-                    this.regenParticles.push(particle);
+                    this.regenParticles.push( particle );
                     particle.waitForRegen = true;
                 }
-                this.geometry.verticesNeedUpdate  = true;
-                this.geometry.colorsNeedUpdate  = true;
+                this.geometry.verticesNeedUpdate = true;
+                this.geometry.colorsNeedUpdate = true;
                 this.shaderMaterial_default.attributes.vertexColor.needsUpdate = true;
                 this.particleCount = newcount;
             }
@@ -5382,9 +5464,9 @@ define( [ "module",
         if(node.name && newnode)
             newnode.name = node.name;
             
-		if(newnode && newnode.children && newnode.children.length == 1 && isIdentityMatrix(newnode.matrix.elements))
-		return newnode.children[0];
-		
+        if(newnode && newnode.children && newnode.children.length == 1 && isIdentityMatrix(newnode.matrix.elements))
+        return newnode.children[0];
+        
         return newnode;
     }
     var blobsfound = 0;
@@ -5547,9 +5629,78 @@ define( [ "module",
                 obj[ prop ].src = value;
                 obj[ prop ].value = loadTexture( undefined, value );
                 break;
+            case 'tv':
+                var textureArray = [];
+                for ( var i = 0; i < value.length; i++ ) {
+                    textureArray.push( loadTexture( undefined, value[ i ] ) );
+                }
+                obj[ prop ].value = textureArray;
+                break;
+            case 'v2v':
+                var vectorArray = [];
+                var vector;
+                for ( var i = 0; i < value.length; i++ ) {
+                    vector = value[ i ];
+                    vectorArray.push( new THREE.Vector2( vector[0], vector[1] ) );
+                }
+                obj[ prop ].value = vectorArray;
+                if ( obj[ prop ]._array && obj[ prop ]._array.length !== vectorArray.length * 2 ) {
+                    obj[ prop ]._array = undefined;
+                }
+                break;
+            case 'iv1':
+                var intArray = [];
+                for ( var i = 0; i < value.length; i++ ) {
+                    intArray.push( Number( value[ i ] ) );
+                }
+                obj[ prop ].value = intArray;
+                break;
         } 
     
     }
+    function getUniformValueByType( type, value ) {
+        var result = value;
+        switch ( type ) {
+            case 'i':
+                result = Number( value );
+                break
+            case 'f':
+                result = parseFloat( value );
+                break;
+            case 'c':
+                result = new THREE.Color( value );
+                break;
+            case 'v2':
+                result = new THREE.Vector2( value[0], value[1] );
+                break;
+            case 'v3':
+                result = new THREE.Vector3( value[0], value[1], value[2] );
+                break;
+            case 'v4':
+                result = new THREE.Vector4( value[0], value[1], value[2], value[3] );
+                break;
+            case 't':
+                if ( value ) {
+                    result = loadTexture( undefined, value );
+                }
+                break;
+            case 'tv':
+                result = [];
+                for ( var i = 0; i < value.length; i++ ) {
+                    result.push( loadTexture( undefined, value[ i ] ) );
+                }
+                break;
+            case 'v2v':
+                result = [];
+                var vector;
+                for ( var i = 0; i < value.length; i++ ) {
+                    vector = value[ i ];
+                    result.push( new THREE.Vector2( vector[0], vector[1] ) );
+                }
+                break;
+        }
+        return result;
+    }
     function decompress(dataencoded)
     {
         blobsfound = 0;
@@ -5566,6 +5717,7 @@ define( [ "module",
         var txt = undefined;
         var url = undefined;
         var mapping = undefined;
+        var wrapTexture = false;
         var onLoad = function( texture ) {
             if ( mat ) {
                 mat.map = texture;
@@ -5580,13 +5732,21 @@ define( [ "module",
         //console.log( [ "loadTexture: ", JSON.stringify( def ) ] );
 
         if ( utility.isString( def ) ) {
-            url = def;    
+            url = def;
         } else {
-            url = def.url;
+            if ( def.canvasID ) {
+                var canvas = document.getElementById( def.canvasID );
+                url = canvas;
+            } else {
+                url = def.url;
+            }
             mapping = def.mapping;
+            wrapTexture = Boolean( def.wrapTexture );
         }
 
-        if ( mat === undefined ) {
+        if ( url instanceof HTMLElement && url.nodeName === "CANVAS" ) {
+            txt = new THREE.Texture( url );
+        } else if ( mat === undefined ) {
             if ( mapping === undefined ) {
                 txt = THREE.ImageUtils.loadTexture( url );    
             } else {
@@ -5596,6 +5756,17 @@ define( [ "module",
             txt = THREE.ImageUtils.loadTexture( url, mapping, onLoad, onError );            
         }
 
+        if ( def instanceof Object ) {
+            var keys = Object.keys( def );
+            for ( var i = 0; i < keys.length; i++ ) {
+                setTextureProperty( txt, keys[ i ], def[ keys[ i ] ], true );
+            }
+        }
+
+        if ( wrapTexture ) {
+            txt.wrapS = txt.wrapT = THREE.RepeatWrapping;
+        }
+
         return txt;
     }
 
@@ -5825,7 +5996,7 @@ define( [ "module",
         return value;
     }
 
-    function setTextureProperty( texture, propertyName, propertyValue ) {
+    function setTextureProperty( texture, propertyName, propertyValue, suppressUpdate ) {
         var value = propertyValue;
 
         if ( texture === undefined ) {
@@ -6007,7 +6178,7 @@ define( [ "module",
 
         }
 
-        if ( value !== undefined ) {
+        if ( value !== undefined && !suppressUpdate ) {
             texture.needsUpdate = true;
         }
 
diff --git a/support/client/lib/vwf/model/threejs/js/loaders/ColladaLoader.js b/support/client/lib/vwf/model/threejs/js/loaders/ColladaLoader.js
index 33f0b5745..f57dcca25 100644
--- a/support/client/lib/vwf/model/threejs/js/loaders/ColladaLoader.js
+++ b/support/client/lib/vwf/model/threejs/js/loaders/ColladaLoader.js
@@ -1153,7 +1153,7 @@ THREE.ColladaLoader = function () {
 
 						}
 
-						material3js.opacity = !material3js.opacity ? 1 : material3js.opacity;
+						material3js.opacity = material3js.opacity === undefined ? 1 : material3js.opacity;
 						used_materials[ instance_material.symbol ] = num_materials;
 						used_materials_array.push( material3js );
 						first_material = material3js;
@@ -3577,6 +3577,7 @@ THREE.ColladaLoader = function () {
 				case 'emission':
 				case 'diffuse':
 				case 'specular':
+				case 'specularLevel':
 				case 'transparent':
 
 					this[ child.nodeName ] = ( new ColorOrTexture() ).parse( child );
@@ -3633,26 +3634,40 @@ THREE.ColladaLoader = function () {
 
 		var props = {};
 
-		var transparent = false;
-
-		if (this['transparency'] !== undefined && this['transparent'] !== undefined) {
+		if ( this[ 'transparency' ] !== undefined && this[ 'transparent' ] !== undefined ) {
 			// convert transparent color RBG to average value
-			var transparentColor = this['transparent'];
-			var transparencyLevel = (this.transparent.color.r + this.transparent.color.g + this.transparent.color.b) / 3 * this.transparency;
-
-			if (transparencyLevel > 0) {
-				transparent = true;
+			var transparentColor = this[ 'transparent' ];
+			var transparencyLevel = 0;
+			// Determine transparency level based on opaque mode
+			if ( transparentColor.opaque == "RGB_ONE" ) {
+				transparencyLevel = ( 3 - this.transparent.color.r -
+					this.transparent.color.g -
+					this.transparent.color.b ) /
+					3 * this.transparency;
+			} else if ( transparentColor.opaque == "RGB_ZERO" ) {
+				transparencyLevel = ( this.transparent.color.r +
+					this.transparent.color.g +
+					this.transparent.color.b ) /
+					3 * this.transparency;
+			} else if ( transparentColor.opaque == "A_ONE" ) {
+				transparencyLevel = ( 1 - this.transparent.color.a ) * this.transparency;
+			} else { // A_ZERO (default in collada 1.5.0) - http://www.khronos.org/files/collada_1_5_release_notes.pdf (pg 16)
+				transparencyLevel = this.transparent.color.a * this.transparency;
+			}
+			// Assumes all texures in the 'transparent' field will have an alpha channel
+			if ( transparentColor.isTexture() || transparencyLevel > 0 ) {
 				props[ 'transparent' ] = true;
-				props[ 'opacity' ] = 1 - transparencyLevel;
-
+			} else {
+				props[ 'transparent' ] = false;
 			}
-
+			props[ 'opacity' ] = 1 - transparencyLevel;
 		}
 
 		var keys = {
 			'diffuse':'map',
 			'ambient':'lightMap' ,
 			'specular':'specularMap',
+			'specularLevel':'specularMap',
 			'emission':'emissionMap',
 			'bump':'bumpMap',
 			'normal':'normalMap'
@@ -3666,6 +3681,7 @@ THREE.ColladaLoader = function () {
 				case 'emission':
 				case 'diffuse':
 				case 'specular':
+				case 'specularLevel':
 				case 'bump':
 				case 'normal':
 
@@ -3722,7 +3738,7 @@ THREE.ColladaLoader = function () {
 
 							}
 
-						} else if ( prop === 'diffuse' || !transparent ) {
+						} else {
 
 							if ( prop === 'emission' ) {
 
diff --git a/support/client/lib/vwf/view/blockly.js b/support/client/lib/vwf/view/blockly.js
index f5262ce7f..5eb06667a 100644
--- a/support/client/lib/vwf/view/blockly.js
+++ b/support/client/lib/vwf/view/blockly.js
@@ -61,7 +61,7 @@ define( [ "module", "vwf/view", "jquery", "vwf/model/blockly/JS-Interpreter/acor
                 if ( createBlocklyDivs ) {
                     this.state.scenes[ childID ] = {
                         "toolbox": undefined,
-                        "defaultXml": undefined
+                        "defaultXml": undefined,
                     }
 
                     if ( this.options.createButton ) {
@@ -101,7 +101,7 @@ define( [ "module", "vwf/view", "jquery", "vwf/model/blockly/JS-Interpreter/acor
                 Blockly.inject( document.getElementById( self.options.divName ), { 
                     path: this.options.blocklyPath,
                     toolbox: document.getElementById( self.options.toolbox ),
-                    trashcan: false,
+                    "grid": { spacing: 40, length: 1, colour: '#ccc', snap: true }
                 } ); 
 
                 // HACK: Fix Blockly's hijacking of the backspace and delete keys in password fields
@@ -156,14 +156,21 @@ define( [ "module", "vwf/view", "jquery", "vwf/model/blockly/JS-Interpreter/acor
 
                                 // Set the appropriate model properties based on this change
                                 var xmlDom = Blockly.Xml.workspaceToDom( Blockly.getMainWorkspace() );
-                                console.log (xmlDom);
                                 if ( xmlDom ) {
                                     var newXmlText = Blockly.Xml.domToText( xmlDom );
                                     self.kernel.setProperty( self.state.blockly.node.ID, "blockly_xml", 
                                         Blockly.Xml.domToText( xmlDom ) );
                                 }
                                 self.kernel.setProperty( self.state.blockly.node.ID, "blockly_code", 
-                                    Blockly.JavaScript.workspaceToCode() );
+                                    Blockly.JavaScript.workspaceToCode( Blockly.getMainWorkspace() ) );
+
+                                var blocks = Blockly.mainWorkspace.getAllBlocks();
+                                var blockCount = blocks.length;
+                                var topBlockCount = Blockly.mainWorkspace.topBlocks_.length;
+                                
+                                self.kernel.fireEvent( self.kernel.application(), "blocklyContentChanged", [ true ] );
+                                self.kernel.setProperty( self.state.blockly.node.ID, "blockly_blockCount", blockCount );
+                                self.kernel.setProperty( self.state.blockly.node.ID, "blockly_topBlockCount", topBlockCount );
                             }
                             
                         }
@@ -233,45 +240,32 @@ define( [ "module", "vwf/view", "jquery", "vwf/model/blockly/JS-Interpreter/acor
                         // If the new node is the same as the old - exit early to prevent 
                         // breaking synchronization.
 
-                        if ( previousActiveNode === newActiveNodeId ) {
+                        if ( previousActiveNode && blocklyNode && previousActiveNode === blocklyNode ) {
+                            setBlockXML( blocklyNode );
                             break;
                         }
 
-                        if ( blocklyNode !== undefined ) {
-                            var show = true;
-
-                            //If there was already an active blockly node, deal with it before
-                            //activating the new one
-                            if ( previousActiveNode !== undefined ) {
-                               getBlockXML( previousActiveNode );
-                               setBlocklyUIVisibility( previousActiveNode, false ); 
-                               show = ( previousActiveNode.ID !== newActiveNodeId );
-                               this.state.blockly.node = undefined;                           
-                            }
+                        if ( previousActiveNode !== undefined ) {
+                            getBlockXML( previousActiveNode );
+                            this.state.blockly.node = undefined;
+                        }
 
+                        if ( blocklyNode !== undefined ) {
                             // If the new active node is different than the old,
                             // then we need to load its program into the toolbox
-                            if ( show ) {
-                                if ( blocklyNode.toolbox !== undefined ) {
-                                    loadToolbox( blocklyNode.toolbox );    
-                                } else if ( app.toolbox !== undefined ) {
-                                    loadToolbox( app.toolbox );
-                                }
-                                if ( blocklyNode.defaultXml !== undefined ) {
-                                    loadDefaultXml( blocklyNode.defaultXml );    
-                                } else if ( app.defaultXml !== undefined ) {
-                                    loadDefaultXml( app.defaultXml ); 
-                                }                               
-                                this.state.blockly.node = blocklyNode;
-                                setBlockXML( blocklyNode );
-                                setBlocklyUIVisibility( blocklyNode, true );
-                            }                        
-                        } else {
-                            if ( previousActiveNode !== undefined ) {
-                                getBlockXML( previousActiveNode );
-                                setBlocklyUIVisibility( previousActiveNode, false );
-                                this.state.blockly.node = undefined;                            
-                            } 
+                            if ( blocklyNode.toolbox !== undefined ) {
+                                loadToolbox( blocklyNode.toolbox );
+                            } else if ( app.toolbox !== undefined ) {
+                                loadToolbox( app.toolbox );
+                            }
+                            // if ( blocklyNode.defaultXml !== undefined ) {
+                            //     loadDefaultXml( blocklyNode.defaultXml );
+                            // } else if ( app.defaultXml !== undefined ) {
+                            //     loadDefaultXml( app.defaultXml );
+                            // }
+                            this.state.blockly.node = blocklyNode;
+                            setBlockXML( blocklyNode );
+                            this.kernel.fireEvent( blocklyNode.ID, "blocklyVisibleChanged", [ getBlocklyUIVisibility() ] );
                         }
                         break;
 
@@ -292,6 +286,10 @@ define( [ "module", "vwf/view", "jquery", "vwf/model/blockly/JS-Interpreter/acor
                             this.delayedProperties.blockly_autoClose = Boolean( propertyValue );
                         }
                         break;
+
+                    case "blockly_interfaceVisible":
+                        setBlocklyUIVisibility( this.state.blockly.node, propertyValue );
+                        break;
                 }
 
             } else if ( this.state.blockly.node && ( nodeID === this.state.blockly.node.ID ) ) {
@@ -305,6 +303,11 @@ define( [ "module", "vwf/view", "jquery", "vwf/model/blockly/JS-Interpreter/acor
                             setWorkspaceFromXmlText( xmlText, true );
                         }
                         break;
+                    case "new_xml":
+                        var xmlText = propertyValue;
+                        handleChangeEvents = false;
+                        setWorkspaceFromXmlText( xmlText, true );
+                        break;
                     default:
                         break;
                 }
@@ -371,6 +374,7 @@ define( [ "module", "vwf/view", "jquery", "vwf/model/blockly/JS-Interpreter/acor
             blocksInWorkspace[ blocks[ i ].id ] = { "id": blocks[ i ].id, "type": blocks[ i ].type };
         }
 
+        self.kernel.fireEvent( self.kernel.application(), "blocklyContentChanged", [ true ] );
         self.kernel.setProperty( node.ID, "blockly_blockCount", blockCount );
         self.kernel.setProperty( node.ID, "blockly_topBlockCount", topBlockCount );     
     }
@@ -380,14 +384,14 @@ define( [ "module", "vwf/view", "jquery", "vwf/model/blockly/JS-Interpreter/acor
         if ( xml ) { 
             node.blocks = Blockly.Xml.domToText( xml );
         }
-        node.code = Blockly.JavaScript.workspaceToCode();
+        node.code = Blockly.JavaScript.workspaceToCode( Blockly.getMainWorkspace() );
         Blockly.mainWorkspace.clear();
     }
 
 
     function setBlocklyUIVisibility( node, show ) {
         var div = document.getElementById( self.options.divParent );
-        
+
         div.style.visibility = show ? 'visible' : 'hidden';
         div.style.pointerEvents = show ? 'all' : 'none';
 
@@ -400,7 +404,15 @@ define( [ "module", "vwf/view", "jquery", "vwf/model/blockly/JS-Interpreter/acor
             self.delayedProperties = undefined;
         }
 
-        self.kernel.fireEvent( node.ID, "blocklyVisibleChanged", [ show ] );
+        if ( node && node.ID ) {
+            self.kernel.fireEvent( node.ID, "blocklyVisibleChanged", [ show ] );
+        }
+    }
+
+    function getBlocklyUIVisibility() {
+        var div = document.getElementById( self.options.divParent );
+        var result = div.style.visibility === "visible" ? true : false;
+        return result;
     }
 
     function loadToolbox( toolboxDef ) {
@@ -454,16 +466,19 @@ define( [ "module", "vwf/view", "jquery", "vwf/model/blockly/JS-Interpreter/acor
     function cleanUpdateToolbox( xml ) {
         // negateOverlap is being use to negate some of the effect of the MARGIN variable
         // in Blockly.createDom_ when deleting blocks over the flyout
-        var negateOverlap = 35;
+        // SJF: Overlap not present in Blockly with categories enabled
+
+        // var negateOverlap = 35;
         Blockly.updateToolbox( xml );
-        Blockly.mainWorkspace.scrollX = Blockly.mainWorkspace.flyout_.width_ + negateOverlap;
-        var translation = 'translate(' + Blockly.mainWorkspace.scrollX + ', 0)';
-        Blockly.mainWorkspace.getCanvas().setAttribute('transform', translation);
+        // Blockly.mainWorkspace.scrollX = Blockly.mainWorkspace.flyout_.width_ + negateOverlap;
+        // var translation = 'translate( ' + Blockly.mainWorkspace.scrollX + ', 0 )';
+        // Blockly.mainWorkspace.getCanvas().setAttribute('transform', translation);
     }
 
     // domCopyToWorkspace copies the saved blocks to the workspace exactly
     // This preserves the stored block IDs
     function domCopyToWorkspace( workspace, xml ) {
+
         var width = Blockly.svgSize().width;
         for (var x = 0, xmlChild; xmlChild = xml.childNodes[x]; x++) {
             if (xmlChild.nodeName.toLowerCase() == 'block') {
@@ -492,16 +507,16 @@ define( [ "module", "vwf/view", "jquery", "vwf/model/blockly/JS-Interpreter/acor
 
     function setWorkspaceFromXmlText( xmlText, clearBeforeSet ) {
         var xmlDom = null;
+        
         try {
             xmlDom = Blockly.Xml.textToDom( xmlText );
         } catch ( e ) {
-            var q = window.confirm( "XML is invalid" );
-            if ( !q ) {
-                return;
-            }
+            //var q = window.confirm( "XML is invalid" );
+            //if ( !q ) {
+            //    return;
+            //}
         }
         if ( xmlDom ) {
-            console.log (xmlDom);
             clearBeforeSet && Blockly.mainWorkspace.clear();
             domCopyToWorkspace( Blockly.mainWorkspace, xmlDom );
         }
diff --git a/support/client/lib/vwf/view/cesium.js b/support/client/lib/vwf/view/cesium.js
index f139c0a09..252f24cf8 100644
--- a/support/client/lib/vwf/view/cesium.js
+++ b/support/client/lib/vwf/view/cesium.js
@@ -121,7 +121,7 @@ define( [ "module", "vwf/view", "vwf/utility", "vwf/model/cesium/Cesium", "jquer
             };
 
             var kernel = this.kernel;
-            var protos = getPrototypes.call( this, childExtendsID  )
+            var protos = this.kernel.prototypes( childID );
             var node = undefined;
 
             if ( isCesiumDefinition.call( this, protos ) ) {
@@ -362,18 +362,6 @@ define( [ "module", "vwf/view", "vwf/utility", "vwf/model/cesium/Cesium", "jquer
             
     } );
  
-    function getPrototypes( extendsID ) {
-        var prototypes = [];
-        var id = extendsID;
-
-        while ( id !== undefined ) {
-            prototypes.push( id );
-            id = this.kernel.prototype( id );
-        }
-                
-        return prototypes;
-    }
-
     function isCesiumDefinition( prototypes ) {
         var foundCesium = false;
         if ( prototypes ) {
diff --git a/support/client/lib/vwf/view/hud.js b/support/client/lib/vwf/view/hud.js
new file mode 100644
index 000000000..3d15633de
--- /dev/null
+++ b/support/client/lib/vwf/view/hud.js
@@ -0,0 +1,245 @@
+"use strict";
+
+define( [ "module", "vwf/model", "vwf/utility", "vwf/view/hud/hud" ], function( module, model, utility, HUD ) {
+
+    return model.load( module, {
+
+        initialize: function() {},
+
+        initializedNode: function( nodeID, childID, childExtendsID, childImplementsIDs,
+            childSource, childType, childIndex, childName ) {
+            
+            var node;
+            if ( this.state.overlays[ childID ] ) {
+                node = this.state.overlays[ childID ];
+                node.viewObject = createOverlay( node );
+                node.rafID = requestAnimationFrame( animateHUD.bind( node ) );
+                node.initialized = true;
+            } else if ( this.state.elements[ childID ] ) {
+                node = this.state.elements[ childID ];
+                node.viewObject = createElement( node );
+                node.initialized = true;
+            }
+        },
+
+        deletedNode: function( nodeID ) {
+            if ( this.state.overlays[ nodeID ] ) {
+                var node, keys, i;
+                node = this.state.overlays[ nodeID ];
+                cancelAnimationFrame( node.rafID );
+                delete this.state.overlays[ nodeID ];
+            } else if ( this.state.elements[ nodeID ] ) {
+                var node, parent;
+                node = this.state.elements[ nodeID ];
+                delete this.state.elements[ nodeID ];
+            }
+        },
+
+        createdProperty: function( nodeID, propertyName, propertyValue ) {
+            return this.initializedProperty( nodeID, propertyName, propertyValue );
+        },
+
+        initializedProperty: function( nodeID, propertyName, propertyValue ) {
+            var value;
+            if ( propertyValue !== undefined ) {
+                var node = this.state.overlays[ nodeID ] || this.state.elements[ nodeID ] ;
+                if ( node !== undefined ) {
+                    switch ( propertyName ) {
+                        default:
+                            value = this.satProperty( nodeID, propertyName, propertyValue );                  
+                            break;
+                    }
+                }
+            }
+            return value;
+        },
+
+        satProperty: function( nodeID, propertyName, propertyValue ) {
+            var value, node;
+            if ( this.state.overlays[ nodeID ] ) {
+                node = this.state.overlays[ nodeID ];
+                if ( node.initialized ) {
+                    if ( node.properties.hasOwnProperty( propertyName ) ||
+                        node.drawProperties.hasOwnProperty( propertyName ) ) {
+                        node.viewObject[ propertyName ] = propertyValue;
+                    }
+                }
+                value = propertyValue;
+            } else if ( this.state.elements[ nodeID ] ) {
+                node = this.state.elements[ nodeID ];
+                if ( node.initialized ) {
+                    if ( propertyName === "images" ) {
+                        updateImages( node, propertyValue );
+                    } else if ( node.properties.hasOwnProperty( propertyName ) ||
+                        node.drawProperties.hasOwnProperty( propertyName ) ) {
+                        node.viewObject[ propertyName ] = propertyValue;
+                    }
+                }
+                value = propertyValue;
+            }
+            return value;
+        },
+
+        createdMethod: function( nodeID, methodName, methodParameters, methodBody ) {
+            var node;
+            if ( this.state.overlays[ nodeID ] ) {
+                node = this.state.overlays[ nodeID ];
+                switch ( methodName ) {
+                    case "elementPreDraw":
+                    case "elementPostDraw":
+                    case "globalPreDraw":
+                    case "globalPostDraw":
+                        this.kernel.getMethod( nodeID, methodName );
+                        break;
+                }
+            } else if ( this.state.elements[ nodeID ] ) {
+                node = this.state.elements[ nodeID ];
+                if ( methodName === "draw" ) {
+                    this.kernel.getMethod( nodeID, "draw" );
+                }
+            }
+        },
+
+        gotMethod: function( nodeID, methodName, methodHandler ) {
+            var node;
+            if ( this.state.overlays[ nodeID ] ) {
+                node = this.state.overlays[ nodeID ];
+                switch ( methodName ) {
+                    case "elementPreDraw":
+                    case "elementPostDraw":
+                        node.viewObject[ methodName ] = function( context, element ) {
+                            eval( methodHandler.body );
+                        };
+                        break;
+                    case "globalPreDraw":
+                    case "globalPostDraw":
+                        node.viewObject[ methodName ] = function( context ) {
+                            eval( methodHandler.body );
+                        };
+                        break;
+                }
+            } else if ( this.state.elements[ nodeID ] ) {
+                node = this.state.elements[ nodeID ];
+                if ( methodName === "draw" ) {
+                    node.viewObject[ methodName ] = function( context, position ) {
+                        eval( methodHandler.body );
+                    };
+                }
+            }
+        }
+
+    } );
+
+    function animateHUD() {
+        this.viewObject.update();
+        requestAnimationFrame( animateHUD.bind( this ) );
+    }
+
+    function createOverlay( node ) {
+        var overlay = new HUD();
+        var keys = Object.keys( node.elements );
+        var element, props;
+        for ( var i = 0; i < keys.length; i++ ) {
+            element = node.elements[ keys[ i ] ];
+            props = element.properties;
+            overlay.add( element.viewObject, props.alignH, props.alignV, props.offsetH, props.offsetV, props.drawOrder );
+        }
+        return overlay;
+    }
+
+    function createElement( node ) {
+        var props = node.properties;
+        var drawProps = node.drawProperties;
+        var element = new HUD.Element( node.name, undefined, props.width, props.height, props.visible );
+        var i, keys, images;
+        // Add custom properties to the element
+        keys = Object.keys( drawProps );
+        for ( i = 0; i < keys.length; i++ ) {
+            element[ keys[ i ] ] = drawProps[ keys[ i ] ];
+        }
+        // Add images to the element as properties
+        if ( props.images ) {
+            images = loadImages( node );
+            keys = Object.keys( images );
+            for ( i = 0; i < keys.length; i++ ) {
+                element[ keys[ i ] ] = images[ keys[ i ] ];
+            }
+        }
+        // Add event listeners to the element
+        element.onClick = function( event ) {
+            var elementMousePosition = {
+                "x": event.clientX - this.position.x,
+                "y": event.clientY - this.position.y
+            };
+            vwf_view.kernel.fireEvent( node.id, "onClick", [ elementMousePosition ] );
+        };
+        element.onMouseDown = function( event ) {
+            var elementMousePosition = {
+                "x": event.clientX - this.position.x,
+                "y": event.clientY - this.position.y
+            };
+            vwf_view.kernel.fireEvent( node.id, "onMouseDown", [ elementMousePosition ] );
+        };
+        element.onMouseUp = function( event ) {
+            var elementMousePosition = {
+                "x": event.clientX - this.position.x,
+                "y": event.clientY - this.position.y
+            };
+            vwf_view.kernel.fireEvent( node.id, "onMouseUp", [ elementMousePosition ] );
+        };
+        element.onMouseMove = function( event ) {
+            var elementMousePosition = {
+                "x": event.clientX - this.position.x,
+                "y": event.clientY - this.position.y
+            };
+            vwf_view.kernel.fireEvent( node.id, "onMouseMove", [ elementMousePosition ] );
+        };
+        element.onMouseOver = function( event ) {
+            var elementMousePosition = {
+                "x": event.clientX - this.position.x,
+                "y": event.clientY - this.position.y
+            };
+            vwf_view.kernel.fireEvent( node.id, "onMouseOver", [ elementMousePosition ] );
+        };
+        element.onMouseOut = function( event ) {
+            var elementMousePosition = {
+                "x": event.clientX - this.position.x,
+                "y": event.clientY - this.position.y
+            };
+            vwf_view.kernel.fireEvent( node.id, "onMouseOut", [ elementMousePosition ] );
+        };
+        return element;
+    }
+
+    function loadImages( node ) {
+        var images = node.properties.images;
+        var keys = Object.keys( images );
+        var image, src;
+        var results = {};
+        for ( var i = 0; i < keys.length; i++ ) {
+            image = new Image();
+            src = images[ keys[ i ] ];
+            if ( src ) {
+                image.src = src;
+            }
+            results[ keys[ i ] ] = image;
+        }
+        return results;
+    }
+
+    function updateImages( node, images ) {
+        var keys = Object.keys( images );
+        var newImageSrc, oldImage;
+        for ( var i = 0; i < keys.length; i++ ) {
+            newImageSrc = images[ keys[ i ] ];
+            oldImage = node.viewObject[ keys[ i ] ];
+            if ( newImageSrc && oldImage instanceof Image && newImageSrc !== oldImage.src ) {
+                oldImage.src = newImageSrc;
+            } else if ( !oldImage ) {
+                var newImage = node.viewObject[ keys[ i ] ] = new Image();
+                newImage.src = newImageSrc;
+            }
+        }
+    }
+
+} );
\ No newline at end of file
diff --git a/support/client/lib/vwf/view/hud/hud.js b/support/client/lib/vwf/view/hud/hud.js
new file mode 100644
index 000000000..627803675
--- /dev/null
+++ b/support/client/lib/vwf/view/hud/hud.js
@@ -0,0 +1,322 @@
+define( function() {
+
+    var HUD = function() {
+        this.initialize();
+        return this;
+    }
+
+    HUD.prototype = {
+        constructor: HUD,
+        elements: undefined,
+        elementCount: undefined,
+        sortedElements: undefined,
+        picks: undefined,
+        canvas: undefined,
+        visible: undefined,
+        enabled: undefined,
+        defaultHandlers: undefined,
+
+        initialize: function() {
+            var gameCanvas = document.getElementById( vwf_view.kernel.application() );
+            this.elements = {};
+            this.elementCount = 0;
+            this.sortedElements = [];
+            this.picks = [];
+            this.canvas = document.createElement( "CANVAS" );
+            this.canvas.id = "HUDCanvas";
+            gameCanvas.parentElement.appendChild( this.canvas );
+            this.visible = true;
+            this.enabled = true;
+            this.update();
+            this.defaultHandlers = {};
+            this.registerEventListeners( gameCanvas );
+        },
+
+        update: function() {
+            this.canvas.width = window.innerWidth;
+            this.canvas.height = window.innerHeight;
+            if ( this.visible ) {
+                this.draw();
+            }
+        },
+
+        draw: function() {
+            var context = this.canvas.getContext( '2d' );
+            this.sortedElements.length = 0;
+
+            for ( var el in this.elements ) {
+                var element = this.elements[ el ];
+                element.position.x = 0;
+                element.position.y = 0;
+
+                switch ( element.alignH ) {
+                    case "left":
+                        element.position.x = 0;
+                        break;
+                    case "center":
+                        element.position.x = -element.width / 2;
+                        element.position.x += this.canvas.width / 2;
+                        break;
+                    case "right":
+                        element.position.x = -element.width;
+                        element.position.x += this.canvas.width;
+                        break;
+                }
+
+                switch ( element.alignV ) {
+                    case "top":
+                        element.position.y = 0;
+                        break;
+                    case "middle":
+                        element.position.y = -element.height / 2;
+                        element.position.y += this.canvas.height / 2;
+                        break;
+                    case "bottom":
+                        element.position.y = -element.height;
+                        element.position.y += this.canvas.height;
+                        break;
+                }
+
+                element.position.x += element.offsetH;
+                element.position.y += element.offsetV;
+
+                if ( element.visible ) {
+                    this.sortedElements.push( element );
+                }
+            }
+
+            this.globalPreDraw( context );
+            this.sortedElements.sort( this.sortFunction );
+            for ( var i = 0; i < this.sortedElements.length; i++ ) {
+                this.elementPreDraw( context, this.sortedElements[ i ] );
+                this.sortedElements[ i ].draw( context, this.sortedElements[ i ].position );
+                this.elementPostDraw( context, this.sortedElements[ i ] );
+            }
+            this.globalPostDraw( context );
+
+        },
+
+        add: function( element, alignH, alignV, offsetH, offsetV, drawOrder ) {
+
+            // Add the element to the HUD's elements list
+            // Initialize the offset position
+            this.elements[ element.id ] = element;
+            var newElement = this.elements[ element.id ];
+            
+            newElement[ "offsetH" ] = isNaN( offsetH ) ? 0 : offsetH;
+            newElement[ "offsetV" ] = isNaN( offsetV ) ? 0 : offsetV;
+            
+            newElement[ "position" ] = {
+                "x": 0,
+                "y": 0
+            }
+
+            switch ( alignH ) {
+                case "left":
+                case "center":
+                case "right":
+                    newElement[ "alignH" ] = alignH;
+                    break;
+                default:
+                    newElement[ "alignH" ] = "left";
+                    break;
+            }
+
+            switch ( alignV ) {
+                case "top":
+                case "middle":
+                case "bottom":
+                    newElement[ "alignV" ] = alignV;
+                    break;
+                default:
+                    newElement[ "alignV" ] = "top";
+                    break;
+            }
+
+            this.countElements();
+            if ( isNaN( drawOrder ) ) {
+                newElement[ "drawOrder" ] = this.elementCount;
+            } else {
+                newElement[ "drawOrder" ] = drawOrder;
+            }
+            
+        },
+
+        sortFunction: function( a, b ) {
+            return a.drawOrder - b.drawOrder;
+        },
+
+        remove: function( element ) {
+            var index = this.elements[ element.id ].drawOrder;
+            delete this.elements[ element.id ];
+
+            for ( var el in this.elements ) {
+                if ( this.elements[ el ].drawOrder > index ) {
+                    this.elements[ el ].drawOrder--;
+                }
+            }
+
+            this.countElements();
+        },
+
+        countElements: function() {
+            var count = 0;
+
+            for ( var el in this.elements ) {
+                count++;
+            }
+
+            this.elementCount = count;
+        },
+
+        pick: function( event ) {
+            // Use sortedElements since they are all visible
+            var elements = this.sortedElements;
+            this.picks.length = 0;
+            // Loop backward to order picks from nearest to furthest
+            for ( var i = elements.length - 1; i >= 0; i-- ) {
+                var pos = elements[ i ].position;
+                var width = pos.x + elements[ i ].width;
+                var height = pos.y + elements[ i ].height;
+
+                if ( event.clientX > pos.x && event.clientX < width && 
+                     event.clientY > pos.y && event.clientY < height ) {
+
+                    if ( elements[ i ].isMouseOver !== true ) {
+                        elements[ i ].isMouseOver = true;
+                        elements[ i ].onMouseOver( event );
+                    }
+                    this.picks.push( elements[ i ] );
+
+                } else if ( elements[ i ].isMouseOver === true ) {
+                    elements[ i ].isMouseOver = false;
+                    elements[ i ].onMouseOut( event );
+                }
+            }
+        },
+
+        registerEventListeners: function( gameCanvas ) {
+            var emptyEvent = function( event ) {};
+            this.defaultHandlers.onClick = gameCanvas.onclick;
+            gameCanvas.onclick = emptyEvent;
+            gameCanvas.addEventListener( "click", this.handleEvent.bind( this ) );
+
+            this.defaultHandlers.onMouseUp = gameCanvas.onmouseup;
+            gameCanvas.onmouseup = emptyEvent;
+            gameCanvas.addEventListener( "mouseup", this.handleEvent.bind( this ) );
+
+            this.defaultHandlers.onMouseDown = gameCanvas.onmousedown;
+            gameCanvas.onmousedown = emptyEvent;
+            gameCanvas.addEventListener( "mousedown", this.handleEvent.bind( this ) );
+
+            this.defaultHandlers.onMouseMove = gameCanvas.onmousemove;
+            gameCanvas.onmousemove = emptyEvent;
+            gameCanvas.addEventListener( "mousemove", this.handleEvent.bind( this ) );
+        },
+
+        handleEvent: function( event ) {
+            var type;
+            switch ( event.type ) {
+                case "click":
+                    type = "onClick";
+                    break;
+                case "mouseup":
+                    type = "onMouseUp";
+                    break;
+                case "mousedown":
+                    type = "onMouseDown";
+                    break;
+                case "mousemove":
+                    type = "onMouseMove";
+                    break;
+                default:
+                    console.log( "HUD.handleEvent - Unhandled event type: " + event.type );
+                    return;
+            }
+            if ( this.enabled ) {
+                this.pick( event );
+                var topPick = this.picks[ 0 ];
+                if ( topPick ) {
+                    if ( topPick.enabled ) {
+                        this.elements[ topPick.id ][ type ]( event );
+                    }
+                } else if ( this.defaultHandlers[ type ] instanceof Function ) {
+                    this.defaultHandlers[ type ]( event );
+                }
+            } else if ( this.defaultHandlers[ type ] instanceof Function ) {
+                this.defaultHandlers[ type ]( event );
+            }
+        },
+
+        moveToTop: function( id ) {
+            var index = this.elements[ id ].drawOrder;
+            for ( var el in this.elements ) {
+                if ( this.elements[ el ].drawOrder > index ) {
+                    this.elements[ el ].drawOrder--;
+                }
+            }
+            this.elements[ id ].drawOrder = this.elementCount;
+        },
+
+        elementPreDraw: function( context, element ) { },
+
+        elementPostDraw: function( context, element ) { },
+
+        globalPreDraw: function( context ) { },
+
+        globalPostDraw: function( context ) { }
+
+    }
+
+    HUD.Element = function( id, drawFunc, width, height, visible ) {
+        this.initialize( id, drawFunc, width, height );
+        return this;
+    }
+
+    HUD.Element.prototype = {
+        constructor: HUD.Element,
+        id: undefined,
+        width: undefined,
+        height: undefined,
+        isMouseOver: undefined,
+        visible: undefined,
+        enabled: undefined,
+
+        initialize: function( id, drawFunc, width, height, visible ) {
+            this.id = id;
+
+            if ( drawFunc instanceof Function ) {
+                this.draw = drawFunc;
+            }
+
+            this.width = isNaN( width ) ? 0 : width;
+            this.height = isNaN( height ) ? 0 : height;
+
+            if ( visible === true || visible === undefined ) {
+                this.visible = true;
+            } else {
+                this.visible = false;
+            }
+
+            this.enabled = true;
+        },
+
+        draw: function( context, position ) { },
+
+        onClick: function( event ) { },
+
+        onMouseDown: function( event ) { },
+
+        onMouseUp: function( event ) { },
+
+        onMouseMove: function( event ) { },
+
+        onMouseOver: function( event ) { },
+
+        onMouseOut: function( event ) { }
+
+    }
+
+    return HUD;
+
+} );
\ No newline at end of file
diff --git a/support/client/lib/vwf/view/jPlayer.js b/support/client/lib/vwf/view/jPlayer.js
new file mode 100755
index 000000000..389b3f590
--- /dev/null
+++ b/support/client/lib/vwf/view/jPlayer.js
@@ -0,0 +1,67 @@
+/// vwf/view/jPlayer.js is a sound/video driver
+/// 
+/// @module vwf/model/jPlayer
+/// @requires vwf/model
+
+define( [   
+        "module", 
+        "vwf/view", 
+        "jquery"
+    ], function( module, view, $ ) {
+        return view.load( module, {
+            createdProperty: function (nodeID, propertyName, propertyValue) {
+                this.satProperty(nodeID, propertyName, propertyValue);
+             },
+
+            initializedProperty: function ( nodeID, propertyName, propertyValue ) { 
+                this.satProperty(nodeID, propertyName, propertyValue);
+            },
+
+            calledMethod: function( nodeID, methodName, methodParameters, methodValue ) {
+                var node = this.state.nodes[nodeID]; 
+
+                if( node ){
+                    var containerSelector = "#" + node.containerDivId;
+                    var playerSelector = "#" + node.playerDivId;
+
+                    switch ( methodName ){
+                        //We cannot safely call .show() or .hide() on the jPlayer div
+                        //See http://jplayer.org/latest/developer-guide/#jPlayer-disable-by-css
+                        case "show":
+                            var contX = node.containerSize[0];
+                            var contY = node.containerSize[1];
+                            var playerX = node.playerSize[0];
+                            var playerY = node.playerSize[1];
+                            
+                            $( containerSelector ).css('width', contX);
+                            $( containerSelector ).css('height', contY);
+                            $( playerSelector ).css('width', playerX);
+                            $( playerSelector ).css('height', playerY);
+                            break;
+                            
+                        case "hide":
+                            $( containerSelector ).css('width', 0);
+                            $( containerSelector ).css('height', 0);
+                            $( playerSelector ).css('width', 0);
+                            $( playerSelector ).css('height', 0);
+                            break;
+                    }
+                }
+            },
+
+        satProperty: function ( nodeID, propertyName, propertyValue ) {
+                var node = this.state.nodes[nodeID];
+                if( node && propertyValue ){
+                    switch( propertyName ){
+                        case "containerDivSize":
+                            node.containerDivSize = propertyValue;
+                            break;
+                        case "playerDivSize":
+                            node.playerDivSize = propertyValue;
+                            break;
+                    }
+                }
+            }
+        });
+    }
+);
diff --git a/support/client/lib/vwf/view/threejs.js b/support/client/lib/vwf/view/threejs.js
index ff60f2c51..ed56f7880 100644
--- a/support/client/lib/vwf/view/threejs.js
+++ b/support/client/lib/vwf/view/threejs.js
@@ -49,6 +49,7 @@ define( [ "module",
     var boundingBox = undefined;
     var userObjectRequested = false;
     var usersShareView = true;
+    var enableRenderer = true;
     var degreesToRadians = Math.PI / 180;
     var movingForward = false;
     var movingBack = false;
@@ -86,6 +87,8 @@ define( [ "module",
 
     var enableStereo = false;
 
+    var sceneRootID = undefined;
+
     return view.load( module, {
 
         initialize: function( options ) {
@@ -95,7 +98,7 @@ define( [ "module",
             checkCompatibility.call(this);
 
             this.state.appInitialized = false;
-
+            sceneRootID = this.kernel.application();
             this.pickInterval = 10;
             this.enableInputs = true;
             this.applicationWantsPointerEvents = false;
@@ -159,17 +162,18 @@ define( [ "module",
         createdNode: function( nodeID, childID, childExtendsID, childImplementsIDs,
             childSource, childType, childIndex, childName, callback /* ( ready ) */) {
             
+            sceneRootID = this.kernel.application();
             //the created node is a scene, and has already been added to the state by the model.
             //how/when does the model set the state object? 
             if ( this.state.scenes[ childID ] )
             {                
-                this.canvasQuery = $(this.rootSelector).append("<canvas id='" + this.kernel.application() + "' width='"+this.width+"' height='"+this.height+"' class='vwf-scene'/>"
+                this.canvasQuery = $(this.rootSelector).append("<canvas id='" + sceneRootID + "' width='"+this.width+"' height='"+this.height+"' class='vwf-scene'/>"
                 ).children(":last");
                 
                 initScene.call(this,this.state.scenes[childID]);
             }
-            else if ( this.state.scenes[ this.kernel.application() ] ) {
-                var sceneNode = this.state.scenes[ this.kernel.application() ];
+            else if ( this.state.scenes[ sceneRootID ] ) {
+                var sceneNode = this.state.scenes[ sceneRootID ];
                 if ( sceneNode.camera.ID == childID ) {
                     setActiveCamera.call( this, sceneNode.camera.ID );    
                 }
@@ -183,7 +187,8 @@ define( [ "module",
         initializedNode: function( nodeID, childID ) {
 
             // If the node that was initialized is the application node, find the user's navigation object
-            var appID = this.kernel.application();
+            var appID = sceneRootID;
+
             if ( childID == appID ) {
 
                 if ( enableStereo ) {
@@ -207,6 +212,7 @@ define( [ "module",
                 }
                 this.state.appInitialized = true;
 
+
             } else {
 
                 //TODO: This is a temporary workaround until the callback functionality is implemented for 
@@ -289,9 +295,11 @@ define( [ "module",
                 } else if ( propertyName == "boundingBox" ) {
                     boundingBox = propertyValue;
                 } else if ( propertyName == "activeCamera" ) {
-                    setActiveCamera.call( this, this.state.scenes[ this.kernel.application() ].camera.ID );
+                    setActiveCamera.call( this, this.state.scenes[ sceneRootID ].camera.ID );
                 } else if ( propertyName == "usersShareView" ) {
                     usersShareView = propertyValue;
+                } else if ( propertyName == "enableRenderer" ) {
+                    enableRenderer = propertyValue;
                 }
             } 
 
@@ -315,7 +323,7 @@ define( [ "module",
         gotProperty: function ( nodeID, propertyName, propertyValue ) { 
             var clientThatGotProperty = this.kernel.client();
             var me = this.kernel.moniker();
-            var sceneRootID = this.kernel.application();
+
             if ( clientThatGotProperty == me ) {
                 if ( propertyName == "owner") {
 
@@ -358,7 +366,7 @@ define( [ "module",
                                     // Retrieve the userObject property so we may create a navigation object from 
                                     // it for this user (the rest of the logic is in the gotProperty call for 
                                     // userObject)
-                                    this.kernel.getProperty( this.kernel.application(), "userObject" );
+                                    this.kernel.getProperty( sceneRootID, "userObject" );
                                     userObjectRequested = true;
                                 }
                             }
@@ -388,7 +396,7 @@ define( [ "module",
     
                         // TODO: The callback function is commented out because callbacks have not yet been 
                         //       implemented for createChild - see workaround in initializedNode
-                        this.kernel.createChild( this.kernel.application(), navObjectName, userObject, undefined, undefined /*,
+                        this.kernel.createChild( sceneRootID, navObjectName, userObject, undefined, undefined /*,
                                                  function( nodeID ) {
                             controlNavObject( this.state.nodes[ nodeID ] );
                         } */ );
@@ -1117,6 +1125,11 @@ define( [ "module",
                 return;
             }
 
+            // Return if rendering is suppressed in the application scene.
+            if ( ! enableRenderer ) {
+                return;
+            }
+
             // Verify that there is a camera to render from before going any farther
             var camera = self.state.cameraInUse;
             if ( !camera ) {
diff --git a/support/client/lib/vwf/view/webrtc.js b/support/client/lib/vwf/view/webrtc.js
index 4b6188682..068a04ae7 100644
--- a/support/client/lib/vwf/view/webrtc.js
+++ b/support/client/lib/vwf/view/webrtc.js
@@ -75,7 +75,7 @@ define( [ "module", "vwf/view", "vwf/utility", "vwf/utility/color", "jquery" ],
 
             var self = this, node;
             
-            var protos = getPrototypes.call( self, childExtendsID )
+            var protos = this.kernel.prototypes( childID );
    
             if ( isClientInstanceDef.call( this, protos ) && childName ) {
                 
@@ -338,18 +338,6 @@ define( [ "module", "vwf/view", "vwf/utility", "vwf/utility/color", "jquery" ],
 
     } );
  
-    function getPrototypes( extendsID ) {
-        var prototypes = [];
-        var id = extendsID;
-
-        while ( id !== undefined ) {
-            prototypes.push( id );
-            id = this.kernel.prototype( id );
-        }
-                
-        return prototypes;
-    }
-
     function getPeer( moniker ) {
         var clientNode;
         for ( var id in this.state.clients ) {
diff --git a/support/proxy/vwf.example.com/assert.js b/support/proxy/vwf.example.com/assert.js
new file mode 100644
index 000000000..572d77717
--- /dev/null
+++ b/support/proxy/vwf.example.com/assert.js
@@ -0,0 +1,29 @@
+// Copyright 2014 Lockheed Martin Corporation
+//
+// Licensed under the Apache License, Version 2.0 (the "License"); you may 
+// not use this file except in compliance with the License. You may obtain 
+// a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software 
+// distributed under the License is distributed on an "AS IS" BASIS, 
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and 
+// limitations under the License.
+
+this.assert = function( value, message, dontHalt ) {
+    if ( !value ) {
+        if ( message ) {
+            this.logger.errorx( "assert", message );
+        } else {
+            this.logger.errorx( "assert", "Assert failed!" );
+        }
+
+        if ( !dontHalt ) {
+            debugger;
+        }
+    }
+}
+
+//@ sourceURL=http://vwf.example.com/assert.js
diff --git a/support/proxy/vwf.example.com/assert.vwf.yaml b/support/proxy/vwf.example.com/assert.vwf.yaml
new file mode 100644
index 000000000..d29cb91b1
--- /dev/null
+++ b/support/proxy/vwf.example.com/assert.vwf.yaml
@@ -0,0 +1,28 @@
+# Copyright 2014 Lockheed Martin Corporation
+#
+# Licensed under the Apache License, Version 2.0 (the "License"); you may 
+# not use this file except in compliance with the License. You may obtain 
+# a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software 
+# distributed under the License is distributed on an "AS IS" BASIS, 
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and 
+# limitations under the License.
+
+---
+
+methods:
+
+  # A C++ style assert
+  # NOTE: these only fire if you have the console open.
+  # Arguments: 
+  #   value     - the value we're checking.  If true, we log and halt.
+  #   message   - the message to log if the assert fails.  Optional.
+  #   dontHalt  - if true, we just log the message.  Optional.
+  assert:
+
+scripts:
+- source: "http://vwf.example.com/assert.js"
\ No newline at end of file
diff --git a/support/proxy/vwf.example.com/blockly/controller.vwf.yaml b/support/proxy/vwf.example.com/blockly/controller.vwf.yaml
index bc120d91b..fe9c506be 100644
--- a/support/proxy/vwf.example.com/blockly/controller.vwf.yaml
+++ b/support/proxy/vwf.example.com/blockly/controller.vwf.yaml
@@ -55,6 +55,7 @@ properties:
 methods:
   getWorldXYVector:
   blocklyClear:
+  stopExecution:
 events:
   blocklyStarted:
   blocklyExecuted:
diff --git a/support/proxy/vwf.example.com/blockly/manager.vwf.yaml b/support/proxy/vwf.example.com/blockly/manager.vwf.yaml
index 2cae95f56..3716ff9b7 100644
--- a/support/proxy/vwf.example.com/blockly/manager.vwf.yaml
+++ b/support/proxy/vwf.example.com/blockly/manager.vwf.yaml
@@ -24,9 +24,9 @@ properties:
   blockly_toolbox:
   blockly_defaultXml:
   blockly_autoClose:
+  blockly_interfaceVisible:
 methods:
   startAllExecution:
   stopAllExecution:
 events:
   blocklyContentChanged:
-  
\ No newline at end of file
diff --git a/support/proxy/vwf.example.com/eventManager.vwf.yaml b/support/proxy/vwf.example.com/eventManager.vwf.yaml
new file mode 100644
index 000000000..61438fcd0
--- /dev/null
+++ b/support/proxy/vwf.example.com/eventManager.vwf.yaml
@@ -0,0 +1,22 @@
+# Copyright 2014 Lockheed Martin Corporation
+#
+# Licensed under the Apache License, Version 2.0 (the "License"); you may 
+# not use this file except in compliance with the License. You may obtain 
+# a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software 
+# distributed under the License is distributed on an "AS IS" BASIS, 
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and 
+# limitations under the License.
+
+---
+properties:
+  isBroadcasting: true
+  isListening: true
+  eventMap: {}
+methods:
+  addListener:
+  removeListener:
diff --git a/support/proxy/vwf.example.com/graphtool/graph.vwf.yaml b/support/proxy/vwf.example.com/graphtool/graph.vwf.yaml
index 2ba83d0b6..7612e91f5 100644
--- a/support/proxy/vwf.example.com/graphtool/graph.vwf.yaml
+++ b/support/proxy/vwf.example.com/graphtool/graph.vwf.yaml
@@ -9,18 +9,11 @@ properties:
   yAxisVisible: undefined
   zAxisVisible: undefined
   gridVisible: undefined
+  graphVisible: undefined
   axisOpacity: undefined
   gridOpacity: undefined
   renderTop: undefined
-  graphIsVisible$: true
 methods:
-  setGraphVisibility:
-    parameters:
-      - visible
-    body: |
-      this.graphIsVisible$ = visible;
-  toggleGraphVisibility: |
-    this.setGraphVisibility( !this.graphIsVisible$ );
   graphLine:
     parameters:
       - axis
diff --git a/support/proxy/vwf.example.com/hud/element.vwf.yaml b/support/proxy/vwf.example.com/hud/element.vwf.yaml
new file mode 100644
index 000000000..d9bd34392
--- /dev/null
+++ b/support/proxy/vwf.example.com/hud/element.vwf.yaml
@@ -0,0 +1,21 @@
+extends: http://vwf.example.com/node.vwf
+properties:
+  images:
+  width:
+  height:
+  visible:
+  enabled:
+  alignH:
+  alignV:
+  offsetH:
+  offsetV:
+  drawOrder:
+methods:
+  draw:
+events:
+  onClick:
+  onMouseDown:
+  onMouseUp:
+  onMouseMove:
+  onMouseOver:
+  onMouseOut:
diff --git a/support/proxy/vwf.example.com/hud/overlay.vwf.yaml b/support/proxy/vwf.example.com/hud/overlay.vwf.yaml
new file mode 100644
index 000000000..b752ad0d7
--- /dev/null
+++ b/support/proxy/vwf.example.com/hud/overlay.vwf.yaml
@@ -0,0 +1,9 @@
+extends: http://vwf.example.com/node.vwf
+properties:
+  visible: true
+  enabled: true
+methods:
+  elementPreDraw:
+  elementPostDraw:
+  globalPreDraw:
+  globalPostDraw:
diff --git a/support/proxy/vwf.example.com/jplayer/videoManager.vwf.yaml b/support/proxy/vwf.example.com/jplayer/videoManager.vwf.yaml
old mode 100644
new mode 100755
index dd8c6dd7c..bf0930b36
--- a/support/proxy/vwf.example.com/jplayer/videoManager.vwf.yaml
+++ b/support/proxy/vwf.example.com/jplayer/videoManager.vwf.yaml
@@ -2,12 +2,20 @@
 extends: http://vwf.example.com/node.vwf
 properties:
   url:
+  altUrls:
   posterImageUrl:
   loop: false
-  containerDivId: "videoContainer"
+  containerDivId: "jp_container_1"
   playerDivId: "videoScreen"
+  containerSize: [ 1024, 768 ]
+  playerSize: [ 1024, 768 ]
+  preload: "auto"
 methods:
-  play:
+  play: 
   pause:
-  stop:
-  
\ No newline at end of file
+  stop: 
+  show:
+  hide: 
+  clearMedia: 
+events:
+  videoEnded: 
diff --git a/support/proxy/vwf.example.com/scene.vwf.yaml b/support/proxy/vwf.example.com/scene.vwf.yaml
index 76ec85ddf..4ff3f58cf 100644
--- a/support/proxy/vwf.example.com/scene.vwf.yaml
+++ b/support/proxy/vwf.example.com/scene.vwf.yaml
@@ -155,6 +155,13 @@ properties:
       }
     value: "PCFSoft"
 
+  ## Set `enableRenderer` to `false` to disable rendering for this scene. Defaults to `true`.
+  ## 
+  ## @name scene.vwf#enableRenderer
+  ## @property
+
+  enableRenderer: true
+
 methods:
   initializeActiveCamera:
   getActiveCameraComp:
diff --git a/support/proxy/vwf.example.com/sceneGetter.js b/support/proxy/vwf.example.com/sceneGetter.js
new file mode 100755
index 000000000..575232fad
--- /dev/null
+++ b/support/proxy/vwf.example.com/sceneGetter.js
@@ -0,0 +1,72 @@
+// Copyright 2014 Lockheed Martin Corporation
+//
+// Licensed under the Apache License, Version 2.0 (the "License"); you may 
+// not use this file except in compliance with the License. You may obtain 
+// a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software 
+// distributed under the License is distributed on an "AS IS" BASIS, 
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and 
+// limitations under the License.
+
+this.findInScene = function( objName, errorOnNotFound, warnOnTooMany ) {
+    if ( errorOnNotFound === undefined ) {
+        errorOnNotFound = true;
+    }
+
+    if ( warnOnTooMany === undefined ) {
+        warnOnTooMany = true;
+    }
+
+    if ( !this.scene ) {
+        this.logger.errorx( "findInScene", "Scene  is undefined!" );
+        return undefined;
+    }
+
+    var results = this.scene.find( "//" + objName );
+
+    if ( errorOnNotFound && ( results.length < 1 ) ) {
+        this.logger.errorx( "findInScene", "Object '" + objName + 
+                            "' not found" );
+    } else if ( warnOnTooMany && ( results.length > 1 ) ) {
+        this.logger.warnx( "findInScene", "Multiple objects named '" + 
+                           objName + "' found.  Names should really " +
+                           "be unique... but we'll return the first one." );
+    } 
+
+    return results[ 0 ];
+}
+
+this.findTypeInScene = function( typeName, errorOnNotFound, 
+                                 warnOnTooMany ) {
+    if ( errorOnNotFound === undefined ) {
+        errorOnNotFound = true;
+    }
+
+    if ( warnOnTooMany === undefined ) {
+        warnOnTooMany = true;
+    }
+
+    if (!this.scene) {
+        this.logger.errorx( "findTypeInScene", "Scene  is undefined!" );
+        return undefined;
+    }
+
+    var results = this.scene.find( ".//element(*,'" + typeName + "')" );
+
+    if ( errorOnNotFound && ( results.length < 1 ) ) {
+        this.logger.errorx( "findTypeInScene", "Nothing found with type '" +
+                            typeName + "'." );
+    } else if ( warnOnTooMany && ( results.length > 1 ) ) {
+        this.logger.warnx( "findTypeInScene", "Multiple objects of type '" + 
+                           typeName + "' found.  We'll return the first " +
+                           "one." );
+    }
+
+    return results[ 0 ];
+}
+
+//@ sourceURL=http://vwf.example.com/sceneGetter.js
diff --git a/support/proxy/vwf.example.com/sceneGetter.vwf.yaml b/support/proxy/vwf.example.com/sceneGetter.vwf.yaml
index 109f9bd2c..3f48065e0 100644
--- a/support/proxy/vwf.example.com/sceneGetter.vwf.yaml
+++ b/support/proxy/vwf.example.com/sceneGetter.vwf.yaml
@@ -18,7 +18,18 @@ properties:
   scene:
     get: |
       if ( !this.scene ) {
-        this.scene = this.find( this.scenePath || "/" )[ 0 ];
+        var sp = this.scenePath || "/";
+        this.scene = this.find( sp )[ 0 ];
+        // If this is the prototype object then it will think that it is the 
+        //  scene (because it is directly attached to the root) - in that case, 
+        //  we want to make sure that we don't incorrectly set this.scene, so 
+        //  just short-circuit and return undefined.
+        if ( this.scene === this ) {
+          this.scene  = undefined;
+        } else if ( !this.scene ) {
+          this.logger.errorx( "scene.get", 
+                              "Could not find scene node: '" + sp + "'" );
+        }
       }
       return this.scene;
       //@ sourceURL=sceneGetter.scene.get
@@ -31,3 +42,32 @@ properties:
       // Nullify the current scene so that next time it is gotten, it will find it from the new path
       this.scene = null;
       //@ sourceURL=sceneGetter.scenePath.set
+
+methods:
+
+  # A helper that does basically what Find does, except that it handles some of
+  #   the busywork (and assumes that we'll be looking in the scene).
+  # NOTE: THIS ONLY GETS THE FIRST OBJECT FOUND.  If you want the whole array,
+  #   you'll need to extend this function (or write another).
+  # Arguments: 
+  #   objectName      - the name of the object to search for
+  #   errorOnNotFound - if true (the default) we log an error if the object is
+  #                     not found.
+  #   warnOnTooMany   - if true (the default) we log a warning if more than one
+  #                     object is found.
+  findInScene:
+
+  # Same as findInScene, except that this looks by type rather than by name.
+  # NOTE: THIS ONLY GETS THE FIRST OBJECT FOUND.  If you want the whole array,
+  #   you'll need to extend this function (or write another).
+  # Arguments: 
+  #   typeName        - the type to search for (where the "type" is the filename 
+  #                     that the object extends).
+  #   errorOnNotFound - if true (the default) we log an error if the object is
+  #                     not found.
+  #   warnOnTooMany   - if true (the default) we log a warning if more than one
+  #                     object is found.
+  findTypeInScene:
+
+scripts:
+- source: "http://vwf.example.com/sceneGetter.js"
diff --git a/support/proxy/vwf.example.com/shaderMaterial.vwf.yaml b/support/proxy/vwf.example.com/shaderMaterial.vwf.yaml
index 9fbe2914f..2d9c2e2e6 100644
--- a/support/proxy/vwf.example.com/shaderMaterial.vwf.yaml
+++ b/support/proxy/vwf.example.com/shaderMaterial.vwf.yaml
@@ -6,6 +6,11 @@ properties:
   ## @name shaderMaterial.vwf#uniforms
   ## @property
   uniforms:
+  ## defines
+  ## 
+  ## @name shaderMaterial.vwf#defines
+  ## @property
+  defines:
   ## Vertex Shader
   ## 
   ## @name shaderMaterial.vwf#vertexShader
@@ -21,4 +26,15 @@ properties:
   ## @name shaderMaterial.vwf#updateFunction
   ## @property
   updateFunction:
-  
\ No newline at end of file
+methods:
+  setDefine:
+    parameters:
+      - name
+      - value
+    body: |
+      var defines = this.defines;
+      defines[ name ] = value;
+      this.defines = defines;
+  updateTexture:
+    parameters:
+      - textureName
\ No newline at end of file