rem: func(); 
add: if(func != null) { func(); } 
context: 	addLoadEvent : function(func){		var oldonload = window.onload;				if (typeof window.onload != 'function') {			window.onload = func;		} else {			window.onload = function() {				oldonload();				func();			}		}	}
meta: 8642	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/8642/675a82c18e7ce31d15f8eee762673101b0768659/behaviour.js/buggy/activemq-web/src/main/resources/org/apache/activemq/web/behaviour.js