rem: observerService.RemoveObserver(offlineObserver, "network:offline-status-changed"); 
add: observerService.removeObserver(offlineObserver, "network:offline-status-changed"); 
context: function utilityOnUnload(aEvent) {  var observerService = Components.classes[kObserverServiceProgID]			  .getService(Components.interfaces.nsIObserverService);  observerService.RemoveObserver(offlineObserver, "network:offline-status-changed");}
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/10234/d18d7e2b176a10ab2598f8549a9bd79b1a50de28/utilityOverlay.js/buggy/xpfe/communicator/resources/content/utilityOverlay.js