//Dynamic height control code for promo iframe
function getDocHeight(doc) {
	var docHt = 0, sh, oh;
	if (doc.height) {
		docHt = doc.height;
	}	else if (doc.body) {
		if (doc.body.scrollHeight) {
			docHt = sh = doc.body.scrollHeight;
		}
		if (doc.body.offsetHeight) {
			docHt = oh = doc.body.offsetHeight;
		}
		if (sh && oh) {
			docHt = Math.max(sh, oh);
		}
	}
	return docHt;
}		
function setIframeHeight(iframeName) {
	var iframeWin = window.frames[iframeName];
	var iframeEl = document.getElementById? document.getElementById(iframeName): document.all? document.all[iframeName]: null;
	if ( iframeEl && iframeWin ) {
		iframeEl.style.height = "auto";  
		var docHt = getDocHeight(iframeWin.document);
		if (docHt) iframeEl.style.height = docHt + "px";
	}
}		
function loadIframe(iframeName, url) {
	if ( window.frames[iframeName] ) {
		window.frames[iframeName].location = url;   
		return false;
	}
	else return true;
}