add: RemoveToolBarPrefListener(); 
context: function OnUnloadMessageWindow(){	// FIX ME - later we will be able to use onunload from the overlay	OnUnloadMsgHeaderPane();	OnMailWindowUnload();}
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/10234/53c11cabe0331ba7c289c7b4e64a3506038c95f1/messageWindow.js/buggy/mailnews/base/resources/content/messageWindow.js