鼠标滚轮放大或缩小图片
[html]<SCRIPT LANGUAGE="JavaScript">
<!--
function imgzoom(o)
{
//仅IE 6.0或以上版本
if(!event.ctrlKey){
return true;
}
var zoom = parseInt(o.style.zoom, 10) || 100;
zoom -= event.wheelDelta / 12;
if(zoom > 0) {
o.style.zoom = zoom + '%';
}
return false;
}
//-->
</SCRIPT>
<img border="0" alt="CTRL+鼠标滚轮放大或缩小图片" src="http://www.pickbar.com/upfiles/070816/462_m560_20070816081200_1712.jpg" onmousewheel="return imgzoom(this);" >[/html]