function pdnaPixel()
{

        var url = "http://iq.predictivedna.com/pdna_pixel_capture.php";
        var ref = "";
        var _nc = (new Date()).getTime();

        if (document.referrer != "")
        {
                var ref = document.referrer;
        }

        else
        {
                var ref = "none";
        }

        var tl = document.location;

        url = url + "?_pr=" + escape(ref) + "&_tl=" + escape(tl) + "&_nc=" + _nc;
        null_image = "<img src=\"" + url + "\" width=\"0\" height=\"0\">";

        var newEl = document.createElement("div");
        document.body.appendChild(newEl);
        newEl.innerHTML=null_image;

}

window.onload = pdnaPixel;