ขยาย iframe อัตโนมัติตามเนื้อหา
<script language="JavaScript">
function autoResize(id){
var newheight;
var newwidth;
if(document.getElementById){
newheight=document.getElementById(id).contentWindow.document .body.scrollHeight;
newwidth=document.getElementById(id).contentWindow.document .body.scrollWidth;
}
document.getElementById(id).height= (newheight) + "px";
document.getElementById(id).width= (newwidth) + "px";
}
</script>
<iframe src="showtopics2.php" width="100%" height="100%" name="CHANGETHIS" id="CHANGETHIS" marginheight="0" frameborder="0" onLoad="autoResize('CHANGETHIS');"></iframe>
อ่านเพิ่มเติม https://forum.nakhonitech.net/index.php?topic=2838.0
