esp1 = new Image();
  esp1.src = "../img/flag_esp1.gif";
  esp2 = new Image();
  esp2.src = "../img/flag_esp2.gif";

  eng1 = new Image();
  eng1.src = "../img/flag_eng1.gif";
  eng2 = new Image();
  eng2.src = "../img/flag_eng2.gif";

  deu1 = new Image();
  deu1.src = "../img/flag_deu1.gif";
  deu2 = new Image();
  deu2.src = "../img/flag_deu2.gif";

  esp1w = new Image();
  esp1w.src = "../img/flag_esp1.gif";
  esp2w = new Image();
  esp2w.src = "../img/flag_esp_white.gif";

  eng1w = new Image();
  eng1w.src = "../img/flag_eng1.gif";
  eng2w = new Image();
  eng2w.src = "../img/flag_eng_white.gif";
  
  deu1w = new Image();
  deu1w.src = "../img/flag_deu1.gif";
  deu2w = new Image();
  deu2w.src = "../img/flag_deu_white.gif";




  eng_cont1 = new Image();
  eng_cont1.src = "../img/eng/btn_men_cont1.gif";
  eng_cont2 = new Image();
  eng_cont2.src = "../img/eng/btn_men_cont2.gif";

  esp_cont1 = new Image();
  esp_cont1.src = "../img/esp/btn_men_cont1.gif";
  esp_cont2 = new Image();
  esp_cont2.src = "../img/esp/btn_men_cont2.gif";

  deu_cont1 = new Image();
  deu_cont1.src = "../img/deu/btn_men_cont1.gif";
  deu_cont2 = new Image();
  deu_cont2.src = "../img/deu/btn_men_cont2.gif";
  
  
  
  function Bildwechsel(Bildnr,Bildobjekt)  {
    window.document.images[Bildnr].src = Bildobjekt.src;  
  }