The Tor Browser / file revision

 <?xml version="1.0"?>

 <?xml-stylesheet type="text/css" href="chrome://global/skin"?>

 <window title="Mozilla Bug 824917"

         xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">

   <iframe type="content"></iframe>

   <script type="application/javascript">

   <![CDATA[

   /** Test for Bug 799299 **/

   var SimpleTest = opener.wrappedJSObject.SimpleTest;

   var ok = opener.wrappedJSObject.ok;

   var doc = frames[0].document;

   ok(doc.createElement("body") instanceof HTMLBodyElement,

      "Should be instance of HTMLBodyElement");

   ok(doc.createElement("div") instanceof HTMLDivElement,

      "Should be instance of HTMLDivElement");

   ok(doc.createElement("frameset") instanceof HTMLFrameSetElement,

      "Should be instance of HTMLFrameSetElement");

   ok(doc.createElement("h1") instanceof HTMLHeadingElement,

      "Should be instance of HTMLHeadingElement");

   ok(doc.createElement("label") instanceof HTMLLabelElement,

      "Should be instance of HTMLLabelElement");

   window.close();

   opener.wrappedJSObject.SimpleTest.finish();

   ]]>

   </script>

 </window>