var docroot		= "/"; 

  var normStartseite	= new Image ();
  var highStartseite	= new Image ();
  var normArtikel	= new Image ();
  var highArtikel	= new Image ();
  var normNews		= new Image ();
  var highNews		= new Image ();
  var normMedizin	= new Image ();
  var highMedizin	= new Image ();
  var normUWBiologie	= new Image ();
  var highUWBiologie	= new Image ();
  var normUWFotographie	= new Image ();
  var highUWFotographie	= new Image ();
  var normBuchDVD	= new Image ();
  var highBuchDVD	= new Image ();
  var normKontakt	= new Image ();
  var highKontakt	= new Image ();
  var normImpressum	= new Image ();
  var highImpressum	= new Image ();
  var normTauchunfall	= new Image ();
  var highTauchunfall	= new Image ();
  var normReiseBuchen	= new Image ();
  var highReiseBuchen	= new Image ();
  var normTauchreise	= new Image ();
  var highTauchreise	= new Image ();
  var normAusruestung	= new Image ();
  var highAusruestung	= new Image ();
  var normSicherheit	= new Image ();
  var highSicherheit	= new Image ();


  function loadMenuImages () {
    normStartseite.src 		= docroot + "images/html/startseite.gif";
    highStartseite.src		= docroot + "images/html/startseite_over.gif";
    normArtikel.src   		= docroot + "images/html/aktuelle_artikel.gif";
    highArtikel.src   		= docroot + "images/html/aktuelle_artikel_over.gif";
    normNews.src      		= docroot + "images/html/news.gif";
    highNews.src      		= docroot + "images/html/news_over.gif";
    normMedizin.src   		= docroot + "images/html/tauchmedizin.gif";
    highMedizin.src   		= docroot + "images/html/tauchmedizin_over.gif";
    normUWBiologie.src		= docroot + "images/html/uw_biologie.gif";
    highUWBiologie.src		= docroot + "images/html/uw_biologie_over.gif";
    normUWFotographie.src	= docroot + "images/html/uw_fotographie.gif";
    highUWFotographie.src	= docroot + "images/html/uw_fotographie_over.gif";
    normBuchDVD.src   		= docroot + "images/html/buch_dvd.gif";
    highBuchDVD.src   		= docroot + "images/html/buch_dvd_over.gif";
    normKontakt.src   		= docroot + "images/html/kontakt.gif";
    highKontakt.src   		= docroot + "images/html/kontakt_over.gif";
    normImpressum.src 		= docroot + "images/html/impressum.gif";
    highImpressum.src 		= docroot + "images/html/impressum_over.gif";
    normTauchunfall.src 	= docroot + "images/html/tauchunfall.gif";
    highTauchunfall.src 	= docroot + "images/html/tauchunfall_over.gif";
    normReiseBuchen.src 	= docroot + "images/html/reise_buchen.gif";
    highReiseBuchen.src 	= docroot + "images/html/reise_buchen_over.gif";
    normTauchreise.src 		= docroot + "images/html/tauchreise.gif";
    highTauchreise.src 		= docroot + "images/html/tauchreise_over.gif";
    normAusruestung.src 	= docroot + "images/html/tauchausruestung.gif";
    highAusruestung.src 	= docroot + "images/html/tauchausruestung_over.gif";
    normSicherheit.src 		= docroot + "images/html/tauchsicherheit.gif";
    highSicherheit.src 		= docroot + "images/html/tauchsicherheit_over.gif";
  }


  function changeImg ( id, image ) {
    document.getElementById(id).src = image.src;
  }