Авто-высота wrapper для динамически увеличивающейся страницы - Joomla 2.5: Общие вопросы

<script type="text/javascript">
var framefenster = document.getElementsByTagName("iFrame");
var auto_resize_timer = window.setInterval("autoresize_frames()", 400);
function autoresize_frames() {
for (var i = 0; i < framefenster.length; ++i) {
if(framefenster[i].contentWindow.document.body){
var framefenster_size = framefenster[i].contentWindow.document.body.offsetHeight;
if(document.all && !window.opera) {
framefenster_size = framefenster[i].contentWindow.document.body.scrollHeight;
}
framefenster[i].style.height = framefenster_size + 'px';
}
}
}
</script>

<script language="javascript" type="text/javascript">
function iFrameHeight() {
	var h = 0;
	if ( !document.all ) {
		h = document.getElementById('blockrandom').contentDocument.height;
		document.getElementById('blockrandom').style.height = h + 60 + 'px';
	} else if( document.all ) {
		h = document.frames('blockrandom').document.body.scrollHeight;
		document.all.blockrandom.style.height = h + 20 + 'px';
	}
}
</script>

framefenster[i].style.height = framefenster_size + 'px';

framefenster[i].style.height = framefenster_size + 20 + 'px';