function getRand()
{
    var uu=Math.round(Math.random()*2147483647);
    return uu;
}

function adHit(partnerAdId)
{
    var rand = getRand();
    var url = '<img src="http://script.tailsweep.com/siteadhit/'+partnerAdId + '?rand='+rand+'" border="0"/>';
    document.write(url);
}

var s = "";
document.write(s);