var NN3 = false;
 img = new Array
 image0 = new Image();
 image0.src = "./weg.gif";
 image0on = new Image();
 image0on.src = "./weg1.gif";
 image1 = new Image();
 image1.src = "./produkte.gif";
 image1on = new Image();
 image1on.src = "./produkte1.gif";
 image2 = new Image();
 image2.src = "./leistung.gif";
 image2on = new Image();
 image2on.src = "./leistung1.gif";
 image3 = new Image();
 image3.src = "./ausstell.gif";
 image3on = new Image();
 image3on.src = "./ausstell1.gif";
 image4 = new Image();
 image4.src = "./gallerie.gif";
 image4on = new Image();
 image4on.src = "./gallerie1.gif";
 image5 = new Image();
 image5.src = "./angebote.gif";
 image5on = new Image();
 image5on.src = "./angebote1.gif";
 image6 = new Image();
 image6.src = "./mark.gif";
 image6on = new Image();
 image6on.src = "./mark1.gif";

 function on3(name)   {
         document[name].src = eval(name + "on.src");
 }

 function off3(name)  {
         document[name].src = eval(name + ".src");
 }

 NN3 = true;
 function on(name)  {
         if (NN3) on3(name);
 }

 function off(name)  {
         if (NN3) off3(name);
 }