if (document.images) 
{
clickme1 = new Image; 
clickme1.src = "but1.jpg";
clickme2 = new Image; 
clickme2.src = "but1a.jpg";
clickme3 = new Image; 
clickme3.src = "but2.jpg";
clickme4 = new Image; 
clickme4.src = "but2a.jpg";
clickme5 = new Image; 
clickme5.src = "but3.jpg";
clickme6 = new Image; 
clickme6.src = "but3a.jpg";
clickme7 = new Image; 
clickme7.src = "but4.jpg";
clickme8 = new Image; 
clickme8.src = "but4a.jpg";
clickme9 = new Image; 
clickme9.src = "kalk1.jpg";
clickme10 = new Image; 
clickme10.src = "kalk2.jpg";




}

function zmieniam(imgName,imgObjName) 
{
if (document.images) 
{
 document.images[imgName].src = eval(imgObjName + ".src");
 }
 }