var TRKresult;
var TRKscreen, TRKwinsize, TRKcdi, TRKjava, TRKshk, TRKfla;
var TRKrp, TRKmov, TRKwma, TRKpdf, TRKpdfver, TRKuserid, TRKsessionid;
var TRKnow, TRKbegin, TRKend;
var TRKnse, TRKn;

function awstats_setCookie(TRKNameOfCookie, TRKvalue, TRKexpirehours) {
        TRKExpireDate = new Date ();
        TRKExpireDate.setTime(TRKExpireDate.getTime() + (TRKexpirehours * 3600 * 1000));
        document.cookie = TRKNameOfCookie + "=" + escape(TRKvalue) + "; path=/" + ((TRKexpirehours == null) ? "" : "; expires=" + TRKExpireDate.toGMTString());
}

function awstats_detectIE(TRKClassID) {
        TRKresult = false;  // !!! Adding var in front of TRKresult break detection !!!
        document.write('<SCR' + 'IPT LANGUAGE="VBScript">\n on error resume next \n TRKresult = IsObject(CreateObject("' + TRKClassID + '")) \n </SCR' + 'IPT>\n');
        if (TRKresult) return 'y';
        else return 'n';
}

function awstats_detectNS(TRKClassID) {
        TRKn = "n";
        if (TRKnse.indexOf(TRKClassID) != -1) if (navigator.mimeTypes[TRKClassID].enabledPlugin != null) TRKn = "y";
        return TRKn;
}

function awstats_getCookie(TRKNameOfCookie){
        if (document.cookie.length > 0){
                TRKbegin = document.cookie.indexOf(TRKNameOfCookie+"=");
            if (TRKbegin != -1) {
                        TRKbegin += TRKNameOfCookie.length+1;
                        TRKend = document.cookie.indexOf(";", TRKbegin);
                        if (TRKend == -1) TRKend = document.cookie.length;
                return unescape(document.cookie.substring(TRKbegin, TRKend));
                }
                return null;
        }
        return null;
}

if (window.location.search == "" || window.location.search == "?") {
    // If no query string
        TRKnow = new Date();
        TRKscreen=screen.width+"x"+screen.height;
        if (navigator.appName != "Netscape") { TRKcdi=screen.colorDepth; }
        else {TRKcdi=screen.pixelDepth};
        TRKjava=navigator.javaEnabled();
        TRKuserid=awstats_getCookie("AWSUSER_ID");
        TRKsessionid=awstats_getCookie("AWSSESSION_ID");
        var TRKrandomnumber=Math.floor(Math.random()*10000);
        if (TRKuserid == null || (TRKuserid=="")) { TRKuserid = "awsuser_id" + TRKnow.getTime() +"r"+ TRKrandomnumber; }
        if (TRKsessionid == null || (TRKsessionid=="")) { TRKsessionid = "awssession_id" + TRKnow.getTime() +"r"+ TRKrandomnumber; }
        awstats_setCookie("AWSUSER_ID", TRKuserid, 10000);
        awstats_setCookie("AWSSESSION_ID", TRKsessionid, 1);
        TRKuserid=""; TRKuserid=awstats_getCookie("AWSUSER_ID");
        TRKsessionid=""; TRKsessionid=awstats_getCookie("AWSSESSION_ID");

        var TRKnav=navigator.appName.toLowerCase();     // "internet explorer" or "netscape"
        var TRKagt=navigator.userAgent.toLowerCase();   // "msie...", "mozilla...", "firefox..."
    //alert(TRKnav); alert(TRKagt);

        var TRKwin  = ((TRKagt.indexOf("win")!=-1) || (TRKagt.indexOf("32bit")!=-1));
        var TRKmac  = (TRKagt.indexOf("mac")!=-1);

        var TRKns   = (TRKnav.indexOf("netscape") != -1);
        var TRKopera= (TRKnav.indexOf("opera") != -1);
        var TRKie   = (TRKagt.indexOf("msie") != -1);

    // Detect the browser internal width and height
    var TRKwinsize;
    if (document.documentElement && document.documentElement.clientWidth)
        TRKwinsize = document.documentElement.clientWidth + 'x' + document.documentElement.clientHeight;
    else if (document.body && document.body.clientWidth)
        TRKwinsize = document.body.clientWidth + 'x' + document.body.clientHeight;
    else
        TRKwinsize = window.innerWidth + 'x' + window.innerHeight;

        if (TRKie && TRKwin) {
                TRKshk = awstats_detectIE("SWCtl.SWCtl");
                TRKfla = awstats_detectIE("ShockwaveFlash.ShockwaveFlash");
                TRKrp  = awstats_detectIE("rmocx.RealPlayer G2 Control.1");
                TRKmov = awstats_detectIE("QuickTime.QuickTime");
                TRKwma = awstats_detectIE("wmplayer.ocx");
                TRKpdf = 'n'; TRKpdfver='';
        if (awstats_detectIE("PDF.PdfCtrl.1") == 'y') { TRKpdf = 'y'; TRKpdfver='4'; } // Acrobat 4
            if (awstats_detectIE('PDF.PdfCtrl.5') == 'y') { TRKpdf = 'y'; TRKpdfver='5'; } // Acrobat 5
                if (awstats_detectIE('PDF.PdfCtrl.6') == 'y') { TRKpdf = 'y'; TRKpdfver='6'; } // Acrobat 6
                if (awstats_detectIE('AcroPDF.PDF.1') == 'y') { TRKpdf = 'y'; TRKpdfver='7'; } // Acrobat 7
        }
        if (TRKns || !TRKwin) {
                TRKnse = "";
                for (var TRKi=0;TRKi<navigator.mimeTypes.length;TRKi++) TRKnse += navigator.mimeTypes[TRKi].type.toLowerCase();
                TRKshk = awstats_detectNS("application/x-director","");
                TRKfla = awstats_detectNS("application/x-shockwave-flash"); // ou lire dans naviagtor.plugins si on trouve "Shockwave Flash" ou "Shockwav Flash 2.0"
                TRKrp  = awstats_detectNS("audio/x-pn-realaudio-plugin");
                TRKmov = awstats_detectNS("video/quicktime");
                TRKwma = awstats_detectNS("application/x-mplayer2");
                TRKpdf = awstats_detectNS("application/pdf");
        TRKpdfver='';
    }

        var imgsrc1 = '/js/tracker.js?screen='+TRKscreen+'&win='+TRKwinsize+'&cdi='+TRKcdi+'&java='+TRKjava;
        var imgsrc2 = '&shk='+TRKshk+'&fla='+TRKfla+'&rp='+TRKrp+'&mov='+TRKmov+'&wma='+TRKwma+'&pdf='+TRKpdf+'&uid='+TRKuserid+'&sid='+TRKsessionid;
    var imgsrc=imgsrc1+imgsrc2;
        if( document.createElementNS ) {
        var l=document.createElementNS("http://www.w3.org/1999/xhtml","img");
        l.setAttribute("src", imgsrc );
        l.setAttribute("height", "0");
        l.setAttribute("width", "0");
        l.setAttribute("border", "0");
        document.getElementsByTagName("body")[0].appendChild(l);
        } else {
                document.write('<img style="display:none;" src="'+ imgsrc +'" height="0" width="0" border="0" />')
        }

}