if (document.images) {
  
  image0= new Image();
  image0.src ="../Media/home.gif";
  image0on = new Image();
  image0on.src ="../Media/home_over.gif";
  
  image1= new Image();
  image1.src ="../Media/dach.gif";
  image1on = new Image();
  image1on.src ="../Media/dach_over.gif";
 
  image2= new Image();
  image2.src = "../Media/holzbau.gif";
  image2on = new Image();
  image2on.src ="../Media/holzbau_over.gif";
  
  image3= new Image();
  image3.src ="../Media/fassaden.gif";
  image3on = new Image();
  image3on.src ="../Media/fassaden_over.gif";
  
  image4= new Image();
  image4.src ="../Media/terrassen.gif";
  image4on = new Image();
  image4on.src ="../Media/terrassen_over.gif";
  
  image5= new Image();
  image5.src ="../Media/service.gif";
  image5on = new Image();
  image5on.src ="../Media/service_over.gif";
  
  image6= new Image();
  image6.src ="../Media/anfahrtshinweise.gif";
  image6on = new Image();
  image6on.src ="../Media/anfahrtshinweise_over.gif";
  
  image7= new Image();
  image7.src ="../Media/steildach.gif";
  image7on = new Image();
  image7on.src ="../Media/steildach_over.gif";

  image8= new Image();
  image8.src ="../Media/flachdach.gif";
  image8on = new Image();
  image8on.src ="../Media/flachdach_over.gif";

  image9= new Image();
  image9.src ="../Media/veluxfenster.gif";
  image9on = new Image();
  image9on.src ="../Media/veluxfenster_over.gif";

  image10= new Image();
  image10.src ="../Media/downloads.gif";
  image10on = new Image();
  image10on.src ="../Media/downloads_over.gif";

  image11= new Image();
  image11.src ="../Media/team.gif";
  image11on = new Image();
  image11on.src ="../Media/team_over.gif";

  image12= new Image();
  image12.src ="../Media/partner.gif";
  image12on = new Image();
  image12on.src ="../Media/partner_over.gif";
       
  image20= new Image();
  image20.src ="../Media/webdesign.gif";
  image20on = new Image();
  image20on.src ="../Media/webdesign_over.gif";
  
}
  function changeImages() {
  if (document.images) {
    for (var i=0; i<changeImages.arguments.length; i+=2) {
      document[changeImages.arguments[i]].src = eval(changeImages.arguments[i+1] + ".src");
    }
  }
}