function setViewerCookie(name, value) {
	document.cookie = name + "=" + value;
}


function getViewerCookie(name) {
	var pos = document.cookie.indexOf(name + "=");
	if (pos == -1) {
		return null;
	} 	
	else {
		var pos2 = document.cookie.indexOf(";", pos);
		if (pos2 == -1) {
			return unescape(document.cookie.substring(pos + name.length + 1));
		}	
		else {
	
			return unescape(document.cookie.substring(pos + name.length + 1, pos2));
		}
	}
	
}