var getFFVersion=navigator.userAgent.substring(navigator.userAgent.indexOf("Firefox")).split("/")[1]
	//extra height in px to add to iframe in FireFox 1.0+ browsers
	var FFextraHeight=getFFVersion>=0.1? 16 : 0

	function dyniframesize(iframename) {
		var pTar = null;
		if (document.getElementById) {
			pTar = document.getElementById(iframename);
		} else {
			eval('pTar = ' + iframename + ';');
		}
		if (pTar && !window.opera) {
			//begin resizing iframe
			pTar.style.display="block"
			
			if (pTar.contentDocument && pTar.contentDocument.body.offsetHeight) {
				//ns6 syntax
				pTar.height = pTar.contentDocument.body.offsetHeight+FFextraHeight;
			} else if (pTar.Document && pTar.Document.body.scrollHeight) {
				//ie5+ syntax
				pTar.height = pTar.Document.body.scrollHeight;
			}
		}
	}