add: RemoveToolBarPrefListener(); 
context: function OnUnloadMessenger(){  accountManager.removeIncomingServerListener(gThreePaneIncomingServerListener);  // FIX ME - later we will be able to use onload from the overlay  OnUnloadMsgHeaderPane();  OnMailWindowUnload();}
meta: 9421	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/9421/d4793317267eff66b606b817b6899cc42ef72a5b/msgMail3PaneWindow.js/buggy/mailnews/base/resources/content/msgMail3PaneWindow.js