function openPopup (Adresse,w,h) {
  Fenster1 = window.open(Adresse, "Popup", "width="+w+",height="+h+',scrollbars=yes');
  Fenster1.focus();
}

var preloadedImages = new Array();
function preloadImage(file){
  var img = new Image();
  img.src = file;
  preloadedImages.push(img);
}

function preload_edit_images() {
  preloadImage("image/common/admin.loeschen-01.gif");
  preloadImage("image/common/admin.nach.oben-01.gif");
  preloadImage("image/common/admin.nach.unten-01.gif");
  preloadImage("image/common/admin.speichern-01.gif");
  preloadImage("image/common/ap-a-01.png");
  preloadImage("image/common/ap-p-01.png");
  preloadImage("image/common/zugang-01.gif");
}