function ref()
{
    if (document.referrer != '')
        return document.referrer;
    else
        return "NA";
}

function lv()
{
    var xmlHttp = GetXmlHttpObject();
    var url = "/js/lv.php?p=" + location.href + "&r=" + ref();
    if (xmlHttp == null)
        return;
    xmlHttp.open("GET",url,true);
    xmlHttp.send(null);
}


function link(l)
{
    var xmlHttp = GetXmlHttpObject();
    var url = "/admin/lh.php?p=" + location.href + '&l=' + l;
    xmlHttp = GetXmlHttpObject();
    if (xmlHttp == null)
        return;
    xmlHttp.open('GET',url,true);
    xmlHttp.send(null);
}

function GetXmlHttpObject()
{
    var xmlHttp = null;
    try
    { xmlHttp = new XMLHttpRequest(); }
    catch (e)
    {
        try  { xmlHttp = new ActiveXObject("Msxml2.XMLHTTP"); }
        catch (e) { xmlHttp = new ActiveXObject("Microsoft.XMLHTTP"); }
    }
    return xmlHttp;
}