IFRAME自适应高度
忘了在哪里淘的了,不过还是要谢谢原创人员
<iframe src="/Down_AD.aspx" name="iframe" id="iframe" allowtransparency="true" align="default" marginwidth="0" marginheight="0" frameborder="0" scrolling="no" height="200" width="500" onload="this.height=0;var fdh=(this.Document?this.Document.body.scrollHeight:this.contentDocument.body.offsetHeight);this.height=(fdh>200?fdh:200)"></iframe>
<iframe src="/Down_AD.aspx" name="iframe" id="iframe" allowtransparency="true" align="default" marginwidth="0" marginheight="0" frameborder="0" scrolling="no" height="200" width="500" onload="this.height=0;var fdh=(this.Document?this.Document.body.scrollHeight:this.contentDocument.body.offsetHeight);this.height=(fdh>200?fdh:200)"></iframe> 