function overlay(){
	var c = document.cookie;
	if(c.indexOf(cookieName+"=alreadyShown") == -1){
		var date = new Date();
		date.setTime(date.getTime()+overlayExpires);
		document.cookie = cookieName+'=alreadyShown; expires=' + date.toGMTString();
		loadLytebox();
	}
}
function loadLytebox(){
	if(typeof myLytebox != 'undefined'){
		var a = document.createElement("a");
		a.href = overlayUrl;
		a.rel = "lyteframe";
		a.title = overlayTitle;
		a.rev = "width: "+overlayWidth+"; height: "+overlayHeight+"; scrolling: "+overlayScroll+";";
		myLytebox.start(a, false, true);
	}else{
		if(typeof timeoutID != 'undefined'){
			if(timeoutID){
				clearTimeout(timeoutID);
			}
		}
		timeoutID = setTimeout('loadLytebox()', 100);
	}
}