iframe自适应高度js

 <iframe src="http://www.fufuok.com/" id="iframepage" name="iframepage" frameBorder=0 scrolling=no width="100%" onLoad="iFrameHeight()" ></iframe>Javascript代码：

 <script type="text/javascript" language="javascript">

 function iFrameHeight() {

 var ifm= document.getElementById("iframepage");

 var subWeb = document.frames ? document.frames["iframepage"].document : ifm.contentDocument;

 if(ifm != null && subWeb != null) {

 ifm.height = subWeb.body.scrollHeight;

 }

 }

 </script>