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 = "img/menu/menu01.gif";
        image1on = new Image();
        image1on.src = "img/menu/menu01a.gif";
        
        image2= new Image();
        image2.src = "img/menu/menu02.gif";
        image2on = new Image();
        image2on.src = "img/menu/menu02a.gif";
        
        image3= new Image();
        image3.src = "img/menu/menu03.gif";
        image3on = new Image();
        image3on.src = "img/menu/menu03a.gif";

        image4= new Image();
        image4.src = "img/menu/menu04.gif";
        image4on = new Image();
        image4on.src = "img/menu/menu04a.gif";
        
        image5= new Image();
        image5.src = "img/menu/menu05.gif";
        image5on = new Image();
        image5on.src = "img/menu/menu05a.gif";
        
        image6= new Image();
        image6.src = "img/menu/menu06.gif";
        image6on = new Image();
        image6on.src = "img/menu/menu06a.gif";
        
         image7= new Image();
        image7.src = "img/menu/menu07.gif";
        image7on = new Image();
        image7on.src = "img/menu/menu07a.gif";
        
         image8= new Image();
        image8.src = "img/menu/menu07Ang.gif";
        image8on = new Image();
        image8on.src = "img/menu/menu07aAng.gif";
        
		image9= new Image();
        image9.src = "img/menu/menu06Ang.gif";
        image9on = new Image();
        image9on.src = "img/menu/menu06aAng.gif";
        
        image10= new Image();
        image10.src = "img/menu/menu02Ang.gif";
        image10on = new Image();
        image10on.src = "img/menu/menu02aAng.gif";
        
                image11= new Image();
        image11.src = "img/menu/menu08.gif";
        image11on = new Image();
        image11on.src = "img/menu/menu08a.gif";
        
        image12= new Image();
        image12.src = "img/menu/menu09.gif";
        image12on = new Image();
        image12on.src = "img/menu/menu09a.gif";
        
        image13= new Image();
        image13.src = "img/menu/menu08Ang.gif";
        image13on = new Image();
        image13on.src = "img/menu/menu08aAng.gif";
        
        image14= new Image();
        image14.src = "img/menu/menu05Ang.gif";
        image14on = new Image();
        image14on.src = "img/menu/menu05aAng.gif";
        
        image15= new Image();
        image15.src = "img/menu/menu10Ang.gif";
        image15on = new Image();
        image15on.src = "img/menu/menu10aAng.gif";
 
 
         image20= new Image();
        image20.src = "img/menu/menu_piesni.gif";
        image20on = new Image();
        image20on.src = "img/menu/menu_piesni02.gif";
}

function imageon(name)   {
        document[name].src = eval(name + "on.src");
       
}
function imageoff(name)  {
        document[name].src = eval(name + ".src");
       
    
        
}
NN3 = true;

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