diff --git a/README.md b/README.md
index 2de5419..c05038a 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,3 @@
-Blocks the Page Visibility API with some prototype hacking.
-
-Available as a Chrome Extension [here](https://chrome.google.com/webstore/detail/dont-make-me-watch/ahjofnjojbnikkffhagdddimbcmcphhh).
+Stops pages from detecting when the user has switched tabs/windows.
+
+Available as a Chrome Extension [here](https://chrome.google.com/webstore/detail/dont-make-me-watch/ahjofnjojbnikkffhagdddimbcmcphhh).
diff --git a/dont.js b/dont.js
index 8e9a671..d930bfc 100644
--- a/dont.js
+++ b/dont.js
@@ -1,5 +1,19 @@
-var c='(function(){var a=Node.prototype.addEventListener;Node.prototype.addEventListener=function(e){if(e=="visibilitychange"||e=="webkitvisibilitychange"){}else a.apply(this,arguments)}})()'
-  , E=document.documentElement;
-E.setAttribute('onreset', c);
-E.dispatchEvent(new CustomEvent('reset'));
-E.removeAttribute('onreset');
\ No newline at end of file
+//  Copyright 2018 Navin Francis
+//
+//  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
+//
+//      https://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.
+
+for (event_name of ["visibilitychange", "webkitvisibilitychange", "blur"]) {
+  window.addEventListener(event_name, function(event) {
+        event.stopImmediatePropagation();
+    }, true);
+}
diff --git a/dont.zip b/dont.zip
deleted file mode 100644
index dc908c1..0000000
Binary files a/dont.zip and /dev/null differ
diff --git a/manifest.json b/manifest.json
index dd41c33..62685b9 100644
--- a/manifest.json
+++ b/manifest.json
@@ -7,8 +7,9 @@
   "content_scripts": [
     {
       "matches": ["*://*/*"],
+      "all_frames": true,
       "js":["dont.js"],
       "run_at":"document_start"
     }
   ]
-}
\ No newline at end of file
+}