if (navigator.appVersion.indexOf("2.") != -1){
        check = false;
        }
if ((navigator.appVersion.indexOf("3.") != -1) && (navigator.appName.indexOf("Explorer") != -1)){
        check = false;
        }
else {
        check = true;
}
origimage = new Image();
origimage.src ="imgserver/content/farb_sitzbereiche-0.jpg";

image1on = new Image();
image1on.src = "imgserver/content/farb_sitzbereiche-1.jpg";
image2on = new Image();
image2on.src = "imgserver/content/farb_sitzbereiche-2.jpg";
image3on = new Image();
image3on.src = "imgserver/content/farb_sitzbereiche-3.jpg";
image4on = new Image();
image4on.src = "imgserver/content/farb_sitzbereiche-4.jpg";
image5on = new Image();
image5on.src = "imgserver/content/farb_sitzbereiche-5.jpg";


function imageon(name)   {
        document.getElementById('altimg').src = eval(name + "on.src");
}
function imageoff(name)  {
        document.getElementById('altimg').src = eval(name + ".src");
}

function on(name)  {
        if (check == true){
        	imageon(name);
			num = name.slice(5, 6);
        }
}

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