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

        var dummy1 = eval("button" + imgNummer + "aus.src");
                document ["button" + imgNummer].src = dummy1;
                return;
}
                        function button_onmouseover(imgNummer) {
                if (version != "rollover_ok") return;
                
        var dummy1 = eval("button" + imgNummer + "an.src");
                document ["button" + imgNummer].src = dummy1;
                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(118,35);
var button2aus = new Image(118,36);
var button3aus = new Image(118,36);
var button4aus = new Image(118,36);
var button5aus = new Image(118,36);
var button6aus = new Image(213,24);
  
var button1an = new Image(118,35);
var button2an = new Image(118,36);
var button3an = new Image(118,36);
var button4an = new Image(118,36);
var button5an = new Image(118,36);
var button6an = new Image(213,24);

button1aus.src = "/images/d/menue1a.gif";
button2aus.src = "/images/d/menue2a.gif";
button3aus.src = "/images/d/menue3a.gif";
button4aus.src = "/images/d/menue4a.gif";
button5aus.src = "/images/d/menue5a.gif";
button6aus.src = "/images/d/menue6a.gif";
 
button1an.src = "/images/d/menue1b.gif";
button2an.src = "/images/d/menue2b.gif";
button3an.src = "/images/d/menue3b.gif";
button4an.src = "/images/d/menue4b.gif";
button5an.src = "/images/d/menue5b.gif";
button6an.src = "/images/d/menue6b.gif";



}