function doIframe(){
		o = document.getElementsByTagName('iframe');
		for(i=0;i<o.length;i++){
			if (/\bautoHeight\b/.test(o[i].className)){
				setHeight(o[i]);
				addEvent(o[i],'load', doIframe);
			}
		}
	}

	function setHeight(e){
		if(e.contentDocument){
			e.height = e.contentDocument.body.offsetHeight + 35;
		} else {
			e.height = e.contentWindow.document.body.scrollHeight;
		}
	}

	function addEvent(obj, evType, fn){
		if(obj.addEventListener)
		{
		obj.addEventListener(evType, fn,false);
		return true;
		} else if (obj.attachEvent){
		var r = obj.attachEvent("on"+evType, fn);
		return r;
		} else {
		return false;
		}
	}

	if (document.getElementById && document.createTextNode){
		addEvent(window,'load', doIframe);	
	}