js特效：通过鼠标中间滚轮来缩放图片大小

作者:admin 日期:2008-02-21

字体大小: 小中大

js特效：通过鼠标中间滚轮来缩放图片大小的代码

<script>
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>

<img onmousewheel="return bbimg(this)" src='/UserFiles/Image/RemoteFiles/2008-1-26/20080126122343Z4LN9U1SF9.gif' />