function button_onmouseout(imgNummer) {
        if (version != "rollover_ok") return;

        var dummy1 = eval("button" + imgNummer + "aus.src");
                document ["button" + imgNummer].src = dummy1;           
                document ["produkt"].src = produkt0.src;        
                return;
}
                        function button_onmouseover(imgNummer) {
                if (version != "rollover_ok") return;
                
        var dummy1 = eval("button" + imgNummer + "an.src");
                document ["button" + imgNummer].src = dummy1;             
        var dummy2 = eval("produkt" + imgNummer + ".src");
                document ["produkt"].src = dummy2;          
                return;
}

        var browserName = navigator.appName;
        var browserVer = parseInt(navigator.appVersion);

        if (browserName == "Microsoft Internet Explorer" && browserVer <= 3 ) {
                var version = "rollover_not_ok";
} else {
                var version = "rollover_ok";

        var button1aus = new Image(81,38);
        var button2aus = new Image(91,38);
        var button3aus = new Image(52,38);
        var button4aus = new Image(107,38);
        var button5aus = new Image(92,38);
        var button6aus = new Image(117,38);
        var button7aus = new Image(248,89);
        var button8aus = new Image(248,89);
        var button9aus = new Image(248,89);
  
  		var produkt0= new Image(252,89);
  		var produkt7= new Image(252,89);
  		var produkt8= new Image(252,89);
  		var produkt9= new Image(252,89);

        var button1an = new Image(81,38);
        var button2an = new Image(91,38);
        var button3an = new Image(52,38);
        var button4an = new Image(107,38);
        var button5an = new Image(92,38);
        var button6an = new Image(117,38);
        var button7an = new Image(248,89);
        var button8an = new Image(248,89);
        var button9an = new Image(248,89);

        button1aus.src = "/images/navi/menue1a.gif";
        button2aus.src = "/images/navi/menue2a.gif";
        button3aus.src = "/images/navi/menue3a.gif";
        button4aus.src = "/images/navi/menue4a.gif";
        button5aus.src = "/images/navi/menue5a.gif";
        button6aus.src = "/images/navi/menue6a.gif";
        button7aus.src = "/images/icon-1a.gif";
        button8aus.src = "/images/icon-2a.gif";
        button9aus.src = "/images/icon-3a.gif";
  
  		produkt0.src = "/images/produkt_hieber-0.jpg";
  		produkt7.src = "/images/produkt_hieber-1.jpg";
  		produkt8.src = "/images/produkt_hieber-2.jpg";
  		produkt9.src = "/images/produkt_hieber-3.jpg";

        button1an.src = "/images/navi/menue1b.gif";
        button2an.src = "/images/navi/menue2b.gif";
        button3an.src = "/images/navi/menue3b.gif";
        button4an.src = "/images/navi/menue4b.gif";
        button5an.src = "/images/navi/menue5b.gif";
        button6an.src = "/images/navi/menue6b.gif";
        button7an.src = "/images/icon-1b.gif";
        button8an.src = "/images/icon-2b.gif";
        button9an.src = "/images/icon-3b.gif";
        
        
}