r1on = new Image();
        r1on.src = "com/a2a.gif";
        r1off = new Image();
        r1off.src = "com/a2.gif";
        
        r2on = new Image();
        r2on.src = "com/a3a.gif";
        r2off = new Image();
        r2off.src = "com/a3.gif";

        r3on = new Image();
        r3on.src = "com/a4a.gif";
        r3off = new Image();
        r3off.src = "com/a4.gif";
  
        r4on = new Image();
        r4on.src = "com/a5a.gif";
        r4off = new Image();
        r4off.src = "com/a5.gif";
         
        r5on = new Image();
        r5on.src = "com/a6a.gif";
        r5off = new Image();
        r5off.src = "com/a6.gif";
		
		r6on = new Image();
        r6on.src = "com/a7a.gif";
        r6off = new Image();
        r6off.src = "com/a7.gif";
		
		r7on = new Image();
        r7on.src = "com/a8a.gif";
        r7off = new Image();
        r7off.src = "com/a8.gif";		 
	 

        
        function zmiana1(imgName)
        {
        imgOn = eval(imgName + "on.src");
      document [imgName].src = imgOn;
        }
       function zmiana2(imgName)
        {
       imgOff = eval(imgName + "off.src")
        document [imgName].src = imgOff;
        }