var menu1_norm=new Image();
var menu1_over=new Image();

var menu2_norm=new Image();
var menu2_over=new Image();

var menu3_norm=new Image();
var menu3_over=new Image();

var menu4_norm=new Image();
var menu4_over=new Image();

var menu5_norm=new Image();
    var menu5_over=new Image();
  
  function preloadImages(lang) 
  {   
    if (document.images) 
    {//alert("bilder/" + lang + "/menu-1-norm.gif");
      menu1_norm.src="bilder/" + lang + "/menu-1-norm.gif";
      menu1_over.src="bilder/" + lang + "/menu-1-over.gif";
      
      menu2_norm.src="bilder/" + lang + "/menu-2-norm.gif";
      menu2_over.src="bilder/" + lang + "/menu-2-over.gif";
      
      menu3_norm.src="bilder/" + lang + "/menu-3-norm.gif";
      menu3_over.src="bilder/" + lang + "/menu-3-over.gif";
      menu4_norm.src="bilder/" + lang + "/menu-4-norm.gif";
      menu4_over.src="bilder/" + lang + "/menu-4-over.gif";
      
      menu5_norm.src="bilder/" + lang + "/menu-5-norm.gif";
      menu5_over.src="bilder/" + lang + "/menu-5-over.gif";
    }
  }
  
  function swapImg(bildid, bildobj)
  {//alert(bildobj.src);
    if(document.images)
    {
      document.images[bildid].src=bildobj.src;
    }
  }
  
  function openPrintFrame(getquery)
  {
    Link ='print.php?' + getquery;    
    
    PrintFrame =window.open(Link, "Druckvorschau", "width=580,height=540,dependent=yes,hotkeys=no,resizable=no,menubar=no,scrollbars=yes,status=no,toolbar=no,location=no");
    
    PrintFrame.focus();
    
    Fenster.moveTo((screen.width - PrintFrame.outerWidth)/2, (screen.height - PrintFrame.outerHeight)/2);
  }
  
  
// Script by Axensa
// http://www.axensa.de
// 
var pop = null;
function popdown() {
  if (pop && !pop.closed) pop.close();
}
function popup(obj,w,h) {
  var url = (obj.getAttribute) ? obj.getAttribute('href') : obj.href;
  if (!url) return true;
  w = (w) ? w += 20 : 150;  // 150px*150px is the default size
  h = (h) ? h += 25 : 150;
  var args = 'width='+w+',height='+h+',resizable';
  popdown();
  pop = window.open(url,'',args);
  return (pop) ? false : true;
}
window.onunload = popdown;
window.onfocus = popdown;