js-attachEvent&&addEventListener与event.target&&event.srcElement

window.οnlοad=function(){
	var oLi=document.getElementsByTagName("li");
	for(var i in oLi){
		var li=oLi[i];
		if(li.addEventListener){
			li.addEventListener("click",hide,false)
		}
		else if(li.attachEvent){//IE
			li.attachEvent("onclick",hide);
		}
	}
}

兼容型鼠标事件监听

function hide(){
	var target=event.target ? event.target : event.srcElement;
	target.style.visibility="hidden"
}

兼容型事件对象获取

event.srcElement是针对ie来用的