rem: observerService.AddObserver(NavLoadObserver, "EndDocumentLoad"); 
add: observerService.addObserver(NavLoadObserver, "EndDocumentLoad", false); 
context:   installNavObserver: function()  {		var observerService = XPCU.getService(kObserverServiceIID, "nsIObserverService");    observerService.AddObserver(NavLoadObserver, "EndDocumentLoad");  }
meta: 5872	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5872/d18d7e2b176a10ab2598f8549a9bd79b1a50de28/InspectorSidebar.js/clean/extensions/inspector/resources/content/sidebar/InspectorSidebar.js