iframe 自适应

<iframe src="/en/product/ldsdf.html" id="iframepage" name="iframepage" frameBorder=0 scrolling=no width="100%" onLoad="reinitIframeEND();"  ></iframe>

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

function reinitIframe(){

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

try{

    var bHeight = iframe.contentWindow.document.body.scrollHeight;

    var dHeight = iframe.contentWindow.document.documentElement.scrollHeight;

    var height = Math.max(bHeight, dHeight);

    iframe.height = height;

}catch (ex){}

}

var timer1 = window.setInterval("reinitIframe()", 500); //定时开始

function reinitIframeEND(){

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

try{

    var bHeight = iframe.contentWindow.document.body.scrollHeight;

    var dHeight = iframe.contentWindow.document.documentElement.scrollHeight;

    var height = Math.max(bHeight, dHeight);

    iframe.height = height;

}catch (ex){}

// 停止定时

window.clearInterval(timer1);

}

</script>