<html>
<head>
<title>无标题页</title>
<script language="javascript">
if (window.addEventListener)
{
window.addEventListener(’DOMMouseScroll’, wheel, false);//给firefox添加鼠标滚动事件
}
//else
//{
// window.onmousewheel = document.onmousewheel = wheel;//ie
//}
function wheel(event)
{
var delta = 0;
var div = document.getElementById("div1");
if (!event) /**//* For IE. */
{
event = window.event;
}
if (event.wheelDelta)
{
//让一个是IE
//if(event.srcElement.tagName=="IMG" && div.contains(event.srcElement))
//{
//event.srcElement.width+=event.wheelDelta/15;
// return false;
//}
}
else if (event.detail)
{
//如果是firefox
var allImg = div.getElementsByTagName("IMG");
var isThis=false;//现判断鼠标中仑的元素是不是包含在那个div里面
for(i=0;i<allImg.length;i++)
{
if(allImg[i]==event.target)
{
isThis=true;
}
}
if(isThis && event.target.tagName=="IMG")
{
event.target.width=event.target.width+event.detail*12;
event.returnValue = false;
}
}
return true;
}
function bbimg(o)
{
var zoom=parseInt(o.style.zoom, 10)||100;
zoom+=event.wheelDelta/12;
if (zoom>0) o.style.zoom=zoom+’%’;
return false;
}
</script>
</head>
<body>
<form id="form1" runat="server">
<div>
<div id="div1">
<table class="tablebody2" style="table-layout:fixed;" border="0" width="90%">
<tr>
<td>
<img id="11" src="zoom/201.jpg" onclick="javascript:window.open(this.src);"
style="cursor: pointer;" onload="javascript:if(this.width>screen.width-500)this.style.width=screen.width-500;"
onmousewheel="return bbimg(this)" border="0" />
</td>
</tr>
</table>
</div>
</form>
</body>
</html>
[提示：你可先修改部分代码，再按运行]