re"import"

chrome.manifest

@@ -0,0 +1,2 @@
+content     siteannotator    chrome/content/
+overlay chrome://browser/content/browser.xul chrome://siteannotator/content/siteannotator.xul

chrome/content/siteannotator.xul

@@ -0,0 +1,17 @@
+<?xml version="1.0"?>
+<overlay id="siteannotator" 
+        xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
+    <statusbar id="status-bar">
+        <statusbarpanel id="my-panel" label="Hello, World"  />
+    </statusbar>
+
+    <toolbox id="navigator-toolbox">
+        <toolbar id="SiteAnnotatorToolbar" toolbarname="SiteAnnotator Toolbar">
+            <label value="SiteAnnotator Toolbar: "/>
+            <textbox id="GoogBarQuery" cols="1" size="50" />
+            <toolbarbutton id="SiteAnnotateButton"
+                    label="Validate" oncommand="alert('hhhhh');" />
+        </toolbar>
+    </toolbox>
+
+</overlay>

install.rdf

@@ -0,0 +1,28 @@
+<?xml version="1.0"?>
+
+<RDF xmlns="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+     xmlns:em="http://www.mozilla.org/2004/em-rdf#">
+
+  <Description about="urn:mozilla:install-manifest">
+    <em:id>[email protected]</em:id>
+    <em:version>1.0</em:version>
+    <em:type>2</em:type>
+
+    <!-- Target Application this extension can install into, 
+         with minimum and maximum supported versions. --> 
+    <em:targetApplication>
+      <Description>
+        <em:id>{ec8030f7-c20a-464f-9b0e-13a3a9e97384}</em:id>
+        <em:minVersion>1.5</em:minVersion>
+        <em:maxVersion>3.0.*</em:maxVersion>
+      </Description>
+    </em:targetApplication>
+
+    <!-- Front End MetaData -->
+    <em:name>Site Annotator</em:name>
+    <em:description>A test extension</em:description>
+    <em:creator>Your Name Here</em:creator>
+    <em:homepageURL>http://www.example.com/</em:homepageURL>
+  </Description>      
+</RDF>
+