只要在div内容后面添加如下代码就可以了：
<div>
这里是div中要显示的内容
<iframe src="javascript:false" style="position:absolute; visibility:inherit; top:0px; left:0px; width:100%; height:100%; z-index:-1; filter='progid:DXImageTransform.Microsoft.Alpha(style=0,opacity=0)';"></iframe> </div>
<div>
这里是div中要显示的内容
<iframe src="javascript:false" style="position:absolute; visibility:inherit; top:0px; left:0px; width:100%; height:100%; z-index:-1; filter='progid:DXImageTransform.Microsoft.Alpha(style=0,opacity=0)';"></iframe> </div>
