var ads = {
small: ['<a href="http://www.intercorp.dk/Click.aspx?Id=hG/xfsEV2iiPKwYCWv79uUaYBPglKSAkNOZdhnJhmu4" target="_blank"><img width="300" height="250" src="http://media.intercorp.dk/2675/DK_Sports_football_300x250.jpg" /></a>']
};

var adsOnPage = new Array();

function icShowAd(name) {
    var ad = ads[name];
    if (ad != null)
    {
        do {
            var id = Math.floor(Math.random() * ad.length);
            var used = false;
            for (var i = 0; i < adsOnPage.length; i++)
            {
                if (adsOnPage[i] == id)
                {
                    used = true;
                    break;
                }
            }
        } while (used);
        adsOnPage.push(id);
        document.write(ad[id]);
        if (adsOnPage.length == ad.length)
        {
            adsOnPage = new Array();
        }
    }
}