function showMusic() {
  eval("var item = document.getElementById('musik')");
  eval("var itemhidden = document.getElementById('film')");
  item.style.visibility = "visible";
  item.style.display = "block";
  itemhidden.style.visibility = "hidden";
  itemhidden.style.display = "none";
}

function showMovie() {
  eval("var item = document.getElementById('film')");
  eval("var itemhidden = document.getElementById('musik')");
  item.style.visibility = "visible";
  item.style.display = "block";
  itemhidden.style.visibility = "hidden";
  itemhidden.style.display = "none";
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}