img = new Image();
if (document.location.search.indexOf("?") == -1)
{
        img.src = "http://www.related-pages.com/cbtracker/cb.php?ref=" + escape(document.referrer);
}
else if (document.location.search.indexOf("?nl") == -1)
{
        img.src = "http://www.related-pages.com/cbtracker/cb.php" + document.location.search + "&ref=" + escape(document.referrer);
        document.location.href = document.location.href.substr(0, document.location.href.indexOf("?")) + "?nl";
}