rem: if ( widget ) widget.controller = ResultsPaneController; 
add: if ( widget ) { dump('About to execute appendController(ResultsPaneController \n'); widget.controllers.appendController(ResultsPaneController); dump('Finished to execute appendController(ResultsPaneController \n'); } 
context: function SetupCommandUpdateHandlers(){	var widget;		// dir pane	widget = document.getElementById('dirTree');	if ( widget )		widget.controller = DirPaneController;		// results pane	widget = document.getElementById('resultsTree');	if ( widget )		widget.controller = ResultsPaneController;}
meta: 5459	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/5459/b2a4325241a28f90718982c09e4c3b72f52f476e/abCommon.js/buggy/mailnews/addrbook/resources/content/abCommon.js