[JavaScript] 자바스크립트 iframe 자동 Resizing 함수

<script type="text/javascript">
function autoResize(ifr){
    var ifrHeight = ifr.contentWindow.document.body.scrollHeight;
    ifr.height = ifrHeight + 20;
}
</script>

<iframe src="#iframeUrl" onload="autoResize(this)" scrolling="no" frameborder="0"></iframe>