var d = document;
//Pfad festlegen
function pics (vz) {
  var path = "";
  if (vz == 0) {
    path = "";
  }
  else if (vz == 1) {
    path = "../";
  }
  //Bullets erzeugen
  bltover = new Image();
	bltover.src = path + "_img/blt_over.gif";
	bltout = new Image();
	bltout.src = path + "_img/blt_out.gif";
}
//Bullets wechseln
function rein(imgname) {
	d.images[imgname].src = bltover.src;
}
function raus(imgname) {
	d.images[imgname].src = bltout.src;
}