function addEvent(obj,evType,fn) {
	if(obj.addEventListener)
		obj.addEventListener(evType,fn,true);
	if (obj.attachEvent)
		obj.attachEvent("on"+evType,fn);
}
function captura_dados(e) {
	if(typeof(e)=='undefined')
		var e=window.event;
	//-----------------------------------
	source = e.target?e.target:e.srcElement;
	//-----------------------------------
	if(source.nodeType==3)
		source = source.parentNode;
	//-----------------------------------
	return source;
}