iframe高度100%，自适应高度

声明：有更好的方法在下一篇内容中

100%

http://www.360doc.com/content/11/1102/15/55892_161105115.shtml

iframe自适应高度 转自：

http://www.cnblogs.com/Nbge/archive/2013/06/14/3135697.html

<iframe src="index.html" id="iframepage" frameborder="0" scrolling="no" marginheight="0" marginwidth="0" onLoad="iFrameHeight()"></iframe>

<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;

   ifm.width = subWeb.body.scrollWidth;

}  

}  

</script>