rem: widget = GetFolderOutliner(); 
add: widget = GetFolderTree(); 
context: function SetupCommandUpdateHandlers(){	var widget;		// folder pane	widget = GetFolderOutliner();	if ( widget )		widget.controllers.appendController(FolderPaneController);		// thread pane	widget = GetThreadOutliner();	if ( widget )        widget.controllers.appendController(ThreadPaneController);			top.controllers.insertControllerAt(0, DefaultController);}
meta: 10234	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/10234/d38a0937d9c93a0a9d913e2ac781e4328bb8cc73/mail3PaneWindowCommands.js/buggy/mailnews/base/resources/content/mail3PaneWindowCommands.js