add: var oCancel = this.__loc_cancel_button( ); if( oCancel ) Event.observe( oCancel, 'click', this.__neh_click_closure, false ); 
context: 	__installEventHandlers : function( id )	{	},
meta: 855	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/855/f5d3573e55ae98083c793f6d1503a85bbee5507a/BirtProgressBar.js/clean/viewer/org.eclipse.birt.report.viewer/birt/webcontent/birt/ajax/ui/app/BirtProgressBar.js