add: gFocusedDocument = focusedWindow.document; 
context: function contentAreaFrameFocus(){  var focusedWindow = document.commandDispatcher.focusedWindow;  if (isDocumentFrame(focusedWindow)) {    gFocusedURL = focusedWindow.location.href;  }}
meta: 5872	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5872/7f41e525dfb5e0eece627a2bb2d4899dd8ad1d01/navigator.js/buggy/xpfe/browser/resources/content/navigator.js