iframe 자동 height 수정 (Auto Height Resize)

첫번째 방법

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

<iframe onload="autoResize(this)" id="tree"></iframe>

 

두번째 방법

<script type="text/javascript">
function autoIframe(frameId){
	try{
		frame = document.getElementById(frameId);
		innerDoc = (frame.contentDocument) ? frame.contentDocument : frame.contentWindow.document;
		objToResize = (frame.style) ? frame.style : frame;
		objToResize.height = innerDoc.body.scrollHeight + 10;
	}
	catch(err){
		window.status = err.message;
	}
}
</script>

<iframe id="tree" name="tree" src="tree.htm" onload="if (window.parent && window.parent.autoIframe) {window.parent.autoIframe('tree');}"></iframe>