if (document.images) {
           version = "n3";
       } else {
           version = "n2";
       }
       
       if (version == "n3") {
    but0on = new Image(130, 130);
but0on.src = "http://www.restaurantstout.nl/vierkant/bel-metro.jpg";
but1on = new Image(130, 130);
but1on.src = "http://www.restaurantstout.nl/vierkant/etentje.jpg";
but2on = new Image(130, 130);
but2on.src = "http://www.restaurantstout.nl/vierkant/gerecht1.jpg";
but3on = new Image(130, 130);
but3on.src = "http://www.restaurantstout.nl/vierkant/soep.jpg";
but4on = new Image(130, 130);
but4on.src = "http://www.restaurantstout.nl/vierkant/fan-word.jpg";
but5on = new Image(130, 130);
but5on.src = "http://www.restaurantstout.nl/vierkant/picknick.jpg";
but6on = new Image(130, 130);
but6on.src = "http://www.restaurantstout.nl/vierkant/hot-hetepeper2.jpg";
}

       function img0(imgName) {
               if (version == "n3") {
               imgOn = eval("but0on.src");
               document [imgName].src = imgOn;               }       }
    function img1(imgName) {
    if (version == "n3") {
    imgOn = eval("but1on.src");
    document [imgName].src = imgOn;               }       }
function img2(imgName) {
    if (version == "n3") {
    imgOn = eval("but2on.src");
    document [imgName].src = imgOn;               }       }
function img3(imgName) {
    if (version == "n3") {
    imgOn = eval("but3on.src");
    document [imgName].src = imgOn;               }       }
function img4(imgName) {
    if (version == "n3") {
    imgOn = eval("but4on.src");
    document [imgName].src = imgOn;               }       }
function img5(imgName) {
    if (version == "n3") {
    imgOn = eval("but5on.src");
    document [imgName].src = imgOn;               }       }
function img6(imgName) {
    if (version == "n3") {
    imgOn = eval("but6on.src");
    document [imgName].src = imgOn;               }       }