function getCookie(name)
{
	var cname = name + "=";
	var dc = document.cookie;
	if (dc.length > 0) 
	{
		begin = dc.indexOf(cname);
		if (begin != -1) 
		{
			begin += cname.length;
			end = dc.indexOf(";", begin);
			if (end == -1) 
			{
				end = dc.length;
			}
			return unescape(dc.substring(begin, end));
		}
	}
	return null;
}