function setTrackCookie(form)
{
    var CookieName = "RefTrackN";
    form.x_RefTrackFree.value = "";


    var allcookies = document.cookie;
    if (allcookies == "") return false;
    // Now extract just the named cookie from that list.
    var start = allcookies.indexOf(CookieName + '=');
    
    // Cookie defined for this page?
    if (start != -1) {
        start += CookieName.length + 1;  // skip name and equals sign.
        var end = allcookies.indexOf(';', start);
        if (end == -1) end = allcookies.length;
        var cookieval = allcookies.substring(start, end);
	form.x_RefTrackPay.value = cookieval;
    }
}