function MenuSwap(subj,pic) {
  subj.src = "menu/" + pic + ".png";
}

function Preload() {
  picmenu1 = new Image();
  picmenu1.src = "charg.png";

  picmenu2 = new Image();
  picmenu2.src = "kontg.png";

  picmenu3 = new Image();
  picmenu3.src = "ordg.png";

  picmenu4 = new Image();
  picmenu4.src = "perg.png";

  picmenu5 = new Image();
  picmenu5.src = "pojg.png";
}