var sec = 100*Math.random();
var course = "";

if (typeof debug=="undefined" | 1==1)
{
    var debug = false;
}

if (typeof bannerLimit == "undefined") {
    var bannerLimit = 3;
}
else if (bannerLimit > 3) {
    bannerLimit = 3;
}
if (typeof bannerList=="undefined")
{
    var bannerList = "";
}

if (typeof bannerCount =="undefined")
    {bannerCount=1;}
else 
    {bannerCount++;}
    
if (bannerCount <= bannerLimit )
{
if (typeof height == "undefined" || typeof width =="undefined")
{
    var width="720";
    var height="90";
    }
var size = width + "x" + height ;
     
var baseurl = "http://www.sqlknowhow.com/";
var imagebaseurl = "http://media.sqlknowhow.com/";
var imgfolder = "banners/";
var eventsfolder= "events/";
var img ="";
var link = "";
if (size =="720x90" || size =="120x240" || size =="100x200"|| size=="110x220")
    {
    
    if (size =="100x200")
        size = "120x240"
        
/* WHY?   if (size=="720x90")
        {
        width="720";
        height="90";
        }
    if (size=="120x240")
        {
        width="120";
        height="240";
        }
*/

var course="";
    while (course=="" && sec>=0)
    {
        if (sec < 30 && bannerList.indexOf(":SKHBasic") < 0) { course = "SKHBasic"; }
        else if (sec < 45 && bannerList.indexOf(":SSISDeepDive") < 0) { course = "SSISDeepDive"; }
        else if (sec < 100 && bannerList.indexOf(":SKHConsultancyTraining") < 0) { course = "SKHConsultancyTraining"; }
    if (course == "")  sec=sec-5;
    }

    bannerList=    bannerList.concat(":".concat (course));
    if (debug) document.write (bannerList );

    if (course == "") { course = "SKHBasic"; }
    
    img = imagebaseurl + imgfolder + course + "_" + size + ".png";
    link = baseurl + eventsfolder + course + ".aspx";
    
}

if (course != "")
    {
if (typeof referrercode!="undefined")
    link = link + "?Referrer=" + referrercode;

document.write("<a  href='" + link + "' >");
document.write("<img style='border:0px' src='" + img + "' alttext='SQL Server Consultancy and Training from SQL Know How' width='" + width +"' height='" + height + "' >");
document.write("<\a>");
}

}