var numPics = 5;    
    var curIndex = Math.round(numPics * Math.random());
    var delay = 4000;
    var basePath = "bilder/";
    var imgElemName = "sponsorImg";
    var anchorElemName = "sponsorLink";
  
    banpics = new Array();	
    banpics[0] = new Image();
    banpics[0].src = basePath + "RLB.jpg";
    banpics[0].alt = "Raiffeisen Landesbank";
    banpics[1] = new Image();
    banpics[1].src = basePath + "softpoint_logo.jpg";
    banpics[1].alt = "Softpoint Systemhaus";
    banpics[2] = new Image();
    banpics[2].src = basePath + "vkb_logo.gif";
    banpics[2].alt = "VKB-Bank";
    banpics[3] = new Image();
    banpics[3].src = basePath + "grz.gif";
    banpics[3].alt = "GRZ - IT Center";
    banpics[4] = new Image();
    banpics[4].src = basePath + "land_ooe.gif";
    banpics[4].alt = "Land Oberösterreich";       

    	
    //specify banner links
    banlinks = new Array();
    banlinks[0] = "http://www.rlbooe.at";
    banlinks[1] = "http://www.softpoint.at";
    banlinks[2] = "http://www.vkb.at";
    banlinks[3] = "http://www.grz.at";
    banlinks[4] = "http://www.land-oberoesterreich.gv.at";

  
    function rotateImage() {
        curIndex = (++curIndex) % numPics;
        //document.getElementById("").
        document.images[imgElemName].src = banpics[curIndex].src;
        window.status = document.images[imgElemName].src;
        document.images[imgElemName].alt = banpics[curIndex].alt;
        document.getElementById(anchorElemName).setAttribute("href", banlinks[curIndex]);
    }

    window.setInterval("rotateImage()", delay);

    
    var sponsorElems = "<p style=\"text-align: center; font-family: Arial; font-size: 9pt;\">Sponsoren<br /><br />";
    sponsorElems += "<a href=\"" + banlinks[curIndex] + "\" target=\"_blank\" id=\"" + anchorElemName + "\">";
    sponsorElems += "<img name=\"" + imgElemName + "\" id=\"" + imgElemName + "\" alt=\"" + banpics[curIndex].alt + "\" src=\"" + banpics[curIndex].src + "\" border=\"0\" /></a>";
        sponsorElems += "</p>";