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<ul>
<li><a onmouseOver="mouseOver()">a<img src="1.png" style="position:absolute; top:-149px" x="1" id="divP" /></a><li>
</ul>
<script type="text/javascript">
function mouseOver(){
var d=document.getElementById("divP").getAttribute("x");
alert(document.getElementById("divP").style.top);
confirm(d);
switch (parseInt(d))
{
case 1:
confirm("1");
break
case 2:
confirm("2");
break
default:
confirm("nothing");
}}
</script>
以上不出现中文,可避免你编码错误<ul>
<li><a onmouseOver="mouseOver()">a<img src="1.png" style="position:absolute; top:-149px" x="1" id="divP" /></a><li>
</ul>
<script type="text/javascript">
function mouseOver(){
var d=document.getElementById("divP").getAttribute("x");
confirm(d);
switch (parseInt(d))//过滤一下
{
case 1:
confirm("1");
break
case 2:
confirm("2");
break
default:
confirm("都不是");
}}
</script>