function PO(jaki,zrodlo) {
  if(document.images) {
   document[jaki].src = eval(zrodlo + ".src");
   }
 }

if(document.images) {

g1 = new Image;
g2 = new Image;
g3 = new Image;
b1 = new Image;
b2 = new Image;
b3 = new Image;
b4 = new Image;
b5 = new Image;
b6 = new Image;
b7 = new Image;
z1 = new Image;
z2 = new Image;
z3 = new Image;
z4 = new Image;
z5 = new Image;
z6 = new Image;
z7 = new Image;
kk = new Image;

PB1 = new Image;
PB2 = new Image;
g1.src = "../img/g1b.gif";
g2.src = "../img/g2b.gif";
g3.src = "../img/g3b.gif";

b1.src = "../img/bb1b.gif";
b2.src = "../img/bb2b.gif";
b3.src = "../img/bb3b.gif";
b4.src = "../img/bb4b.gif";
b5.src = "../img/bb5b.gif";
b6.src = "../img/bb6b.gif";
b7.src = "../img/bb7b.gif";

z1.src = "../img/zz1b.gif";
z2.src = "../img/zz2b.gif";
z3.src = "../img/zz3b.gif";
z4.src = "../img/zz4b.gif";
z5.src = "../img/zz5b.gif";
z6.src = "../img/zz6b.gif";
z7.src = "../img/zz7b.gif";
kk.src = "../img/kb.gif";
PB1.src = "img/pb1b.gif";
PB2.src = "img/pb2b.gif";


}