rem: widget.controller = ThreadPaneController; 
add: widget.controllers.appendController(ThreadPaneController); 
context: function SetupCommandUpdateHandlers(){	dump("SetupCommandUpdateHandlers\n");	var widget;		// folder pane	widget = GetFolderTree();	if ( widget )		widget.controller = FolderPaneController;		// thread pane	widget = GetThreadTree();	if ( widget )		widget.controller = ThreadPaneController;}
meta: 5872	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5872/b2a4325241a28f90718982c09e4c3b72f52f476e/widgetglue.js/buggy/mailnews/base/resources/content/widgetglue.js