function addEvent(elm, evType, fn, useCapture) {
	// cross-browser event handling for IE5+, NS6 and Mozilla by Scott Andrew
	if (elm.addEventListener) {
		elm.addEventListener(evType, fn, useCapture);
		//alert("Event type: " + evType + ", Function: " + fn);
		return true;
	} else if (elm.attachEvent) {
		var r = elm.attachEvent('on' + evType, fn);
		//alert("Event type: " + evType + ", Function: " + fn);
		return r;
	} else {
		elm['on' + evType] = fn;
	}	
}

function findTarget(e) {
	var element;	  
	if (window.event && window.event.srcElement) {		
		element = window.event.srcElement;
	}	
	if (e && e.target) {		
		element = e.target;	
	}
	if (!element) {		
		return;	
	} else {
		return element;
	}
}

function linkTraverse(e) {
	while(e.nodeName.toLowerCase() != 'a' && e.nodeName.toLowerCase() != 'body') {
		e = e.parentNode;
	}
	return e;
}