add: if(!evt) evt=event; 
context: Calendar.isRelated = function (el, evt) {	var related = evt.relatedTarget;	if (!related) {		var type = evt.type;		if (type == "mouseover") {			related = evt.fromElement;		} else if (type == "mouseout") {			related = evt.toElement;		}	}	while (related) {		if (related == el) {			return true;		}		related = related.parentNode;	}	return false;};
meta: 7119	/local1/tlutelli/issta_data/temp/all_js/javascript/2006_temp/2006/7119/748a78888fc9542bdab5bfcf7763e6d52744c0c7/calendar.js/clean/phpgwapi/js/jscalendar/calendar.js