if (navigator.appVersion.indexOf("2.") != -1){
         check = false;
         }
 if ((navigator.appVersion.indexOf("3.") != -1) && (navigator.appName.indexOf("Explorer") != -1)){
         check = false;
         }
 else {
         check = true;
         }
 if (check == true){
 
image1 = new Image();
         image1.src = "menu/deutsch.gif";
         image1on = new Image();
         image1on.src = "menu/deutsch-01.gif";
         image1stay = new Image();
         image1stay.src = "menu/deutsch-01.gif";

image2 = new Image();
         image2.src = "menu/italiano.gif";
         image2on = new Image();
         image2on.src = "menu/italiano-01.gif";
         image2stay = new Image();
         image2stay.src = "menu/italiano-01.gif";


}

 imageStay = ""

 function imageon(name){
         if (imageStay != name){
                 document[name].src = eval(name + "on.src");
         }
 }
 function imageoff(name){
         if (imageStay != name){
                 document[name].src = eval(name + ".src");
         }
 }

 function on(name){
         if (check == true){
         imageon(name);
         }
 }
 function off(name){
         if (check == true){
         imageoff(name);
         }
 }

 function stay(name){
         if (check == true){
         document[name].src = eval(name + "stay.src");
         if (imageStay != name){
                 if (imageStay != ""){
                         document[imageStay].src = eval(imageStay + ".src");
                 }
         }
         imageStay = name
         }
 }