function Main(){ var oUl=document.getElementById("UL") oUl.attachEvent('onmouseover',fun) oUl.attachEvent('onmouseout',fun2) } function fun(event){ var e=event.srcElement; e.className="style1" }
function fun2(event){ var e=event.srcElement; e.className="style2" }
<li> </li>
<li> </li>
<li> </li>
</ul>
函數:通過UL的ID得到鼠標當前在哪個LI上,並控制LI的背景色
var oUl=document.getElementById("UL")
oUl.attachEvent('onmouseover',fun)
oUl.attachEvent('onmouseout',fun2)
}
function fun(event){
var e=event.srcElement;
e.className="style1"
}
function fun2(event){
var e=event.srcElement;
e.className="style2"
}