var spireferrer = "";
var spisubid    = "";
var aff_id      = "";

function SPISetCookie()
{
var spitoday = new Date();
var spiexpire = new Date();
spiexpire.setTime(spitoday.getTime() + 3600000*24*365*2);

var hostname = window.location.hostname;
lastdot = hostname.lastIndexOf(".");
if (lastdot!=-1)
{
    previousdot = hostname.lastIndexOf(".",lastdot-1);            
    if (previousdot!=-1)
    {
        hostname = hostname.substr(previousdot+1);
    }
}
hostname = "."+hostname;

document.cookie = "sid="+escape(spisubid)+";expires="+spiexpire.toGMTString()+";path=/;domain="+hostname;
document.cookie = "referrer="+escape(spireferrer)+";expires="+spiexpire.toGMTString()+";path=/;domain="+hostname;
document.cookie = "aff_id="+escape(aff_id)+";expires="+spiexpire.toGMTString()+";path=/;domain="+hostname;
}
SPISetCookie();    



function argItems (theArgName) {
        sArgs = location.search.slice(1).split('&');
        r = '';

        for (var i = 0; i < sArgs.length; i++) {
                if (sArgs[i].slice(0,sArgs[i].indexOf('=')) == theArgName)
                {
                        r = sArgs[i].slice(sArgs[i].indexOf('=')+1);
                        break;
                }
        }

        return (r.length > 0 ? unescape(r).split(',') : '')
}

function getMessageFromU(theArg)
{
    r = '';

    var str = new String(theArg);

    // u contains: account_id x message_id x user_id
    firstX = str.indexOf('x');
    if (firstX < 1) return 0;
    str = str.slice(firstX+1);

    secondX = str.indexOf('x');
    if (secondX < 1) return 0;
    str = str.substr(0, secondX);

    // Return result
    return str;
}

var count_basedir = "https://tracking.softwareprojects.com/services/"; 
var count_script = "track-getcookie.php";
var count_script_url = count_basedir + count_script;


var hostname = document.location.hostname;
if (hostname.substr(0,4)=="www.") hostname = hostname.substr(4);         
var referrer = document.referrer;
if (referrer.substr(0,7)=="http://") referrer = referrer.substr(7);
if (referrer.substr(0,8)=="https://") referrer = referrer.substr(8);
if (referrer.substr(0,4)=="www.") referrer = referrer.substr(4);
if (referrer.length >= hostname.length  &&   
    referrer.substr(0,hostname.length) == hostname)                     
{
                referrer = "";                
}
else referrer = document.referrer;


var count_url = ""+document.location;
var count_referer = ""+referrer;
var count_referer = escape(count_referer);

var a = "103";
var u = "70135";
var p = "44";

var count_tracking_url = count_script_url + "?aff_id=&spiuserid=0&self=http%3A%2F%2Fwww.softwareprojects.com%2Fresources%2Fprogramming%2Ft-how-to-run-freebsd-on-windows-using-virtualbox-1865.html&hr=" + count_referer + "&u=" + u + "&a=" + a + "&p=" + p + "&ipaddr=10.93.75.27";

// get any url args
var convamt = argItems('convamt');
var spikeyword = argItems('spikeyword');
var spisource = argItems('spisource');
var orderid = argItems('orderid');
var sitename = argItems('sitename');
var eventid = argItems('event_id');
var messageid = argItems('message_id');
var argU = argItems('u');
var message_id_from_u = getMessageFromU(argU);
if (message_id_from_u>0) messageid = message_id_from_u;

// check for js script overrides

// append args to url where needed
if(convamt) var count_tracking_url = count_tracking_url + "&convamt=" + convamt;
if(spisource) var count_tracking_url = count_tracking_url + "&spisource=" + spisource;
if(spikeyword) var count_tracking_url = count_tracking_url + "&spikeyword=" + spikeyword;
if(orderid) var count_tracking_url = count_tracking_url + "&orderid=" + orderid;
if(sitename) var count_tracking_url = count_tracking_url + "&sitename=" + sitename;
if(eventid) var count_tracking_url = count_tracking_url + "&eventid=" + eventid;
if(messageid) var count_tracking_url = count_tracking_url + "&messageid=" + messageid;
var count_tracking_url = count_tracking_url + "&subid=" + "";

// send tracking iframe
document.write('<ifr' + 'ame' +
' name="trackme"' +
' width="1"' +
' height="1"' +
' src="' + count_tracking_url + '"' +
' frameborder="0"' +
' marginwidth="0"' +
' marginheight="0"' +
' vspace="0"' +
' hspace="0"' +
' allowtransparency="true"' +
' scrolling="no">');
document.write('</ifr' + 'ame>');