woher = document.referrer;

Normal0 = new Image();
Normal0.src = "/image/menu/sstart.jpg";
Highlight0 = new Image();
Highlight0.src = "/image/menu/bstart.jpg";

Normal1 = new Image();
Normal1.src = "/image/menu/skonzept.jpg";
Highlight1 = new Image();
Highlight1.src = "/image/menu/bkonzept.jpg";

Normal2 = new Image();
Normal2.src = "/image/menu/s2002.jpg";
Highlight2 = new Image();
Highlight2.src = "/image/menu/b2002.jpg";

Normal3 = new Image();
Normal3.src = "/image/menu/s2003.jpg";
Highlight3 = new Image();
Highlight3.src = "/image/menu/b2003.jpg";

Normal4 = new Image();
Normal4.src = "/image/menu/s2004.jpg";
Highlight4 = new Image();
Highlight4.src = "/image/menu/b2004.jpg";

Normal5 = new Image();
Normal5.src = "/image/menu/s2005.jpg";
Highlight5 = new Image();
Highlight5.src = "/image/menu/b2005.jpg";

Normal6 = new Image();
Normal6.src = "/image/menu/s2006.jpg";
Highlight6 = new Image();
Highlight6.src = "/image/menu/b2006.jpg";

Normal7 = new Image();
Normal7.src = "/image/menu/s2007.jpg";
Highlight7 = new Image();
Highlight7.src = "/image/menu/b2007.jpg";

Normal8 = new Image();
Normal8.src = "/image/menu/spresse.jpg";
Highlight8 = new Image();
Highlight8.src = "/image/menu/bpresse.jpg";

Normal9 = new Image();
Normal9.src = "/image/menu/skontakt.jpg";
Highlight9 = new Image();
Highlight9.src = "/image/menu/bkontakt.jpg";

function Bildwechsel(Bildnr) {

 parent.Inhalt.focus();
 switch(Bildnr) {
   case 0:
   parent.Inhalt.document.images[0].src = Highlight0.src;
   parent.Inhalt.document.images[1].src = Normal1.src;
   parent.Inhalt.document.images[2].src = Normal2.src;
   parent.Inhalt.document.images[3].src = Normal3.src;
   parent.Inhalt.document.images[4].src = Normal4.src;
   parent.Inhalt.document.images[5].src = Normal5.src;
   parent.Inhalt.document.images[6].src = Normal6.src;
   parent.Inhalt.document.images[7].src = Normal7.src;
   parent.Inhalt.document.images[8].src = Normal8.src;
   parent.Inhalt.document.images[9].src = Normal9.src;
   break;
   case 1:
   parent.Inhalt.document.images[0].src = Normal0.src;
   parent.Inhalt.document.images[1].src = Highlight1.src;
   parent.Inhalt.document.images[2].src = Normal2.src;
   parent.Inhalt.document.images[3].src = Normal3.src;
   parent.Inhalt.document.images[4].src = Normal4.src;
   parent.Inhalt.document.images[5].src = Normal5.src;
   parent.Inhalt.document.images[6].src = Normal6.src;
   parent.Inhalt.document.images[7].src = Normal7.src;
   parent.Inhalt.document.images[8].src = Normal8.src;
   parent.Inhalt.document.images[9].src = Normal9.src;
   break;
   case 2:
   parent.Inhalt.document.images[0].src = Normal0.src;
   parent.Inhalt.document.images[1].src = Normal1.src;
   parent.Inhalt.document.images[2].src = Highlight2.src;
   parent.Inhalt.document.images[3].src = Normal3.src;
   parent.Inhalt.document.images[4].src = Normal4.src;
   parent.Inhalt.document.images[5].src = Normal5.src;
   parent.Inhalt.document.images[6].src = Normal6.src;
   parent.Inhalt.document.images[7].src = Normal7.src;
   parent.Inhalt.document.images[8].src = Normal8.src;
   parent.Inhalt.document.images[9].src = Normal9.src;
   break;
   case 3:
   parent.Inhalt.document.images[0].src = Normal0.src;
   parent.Inhalt.document.images[1].src = Normal1.src;
   parent.Inhalt.document.images[2].src = Normal2.src;
   parent.Inhalt.document.images[3].src = Highlight3.src;
   parent.Inhalt.document.images[4].src = Normal4.src;
   parent.Inhalt.document.images[5].src = Normal5.src;
   parent.Inhalt.document.images[6].src = Normal6.src;
   parent.Inhalt.document.images[7].src = Normal7.src;
   parent.Inhalt.document.images[8].src = Normal8.src;
   parent.Inhalt.document.images[9].src = Normal9.src;
   break;
   case 4:
   parent.Inhalt.document.images[0].src = Normal0.src;
   parent.Inhalt.document.images[1].src = Normal1.src;
   parent.Inhalt.document.images[2].src = Normal2.src;
   parent.Inhalt.document.images[3].src = Normal3.src;
   parent.Inhalt.document.images[4].src = Highlight4.src;
   parent.Inhalt.document.images[5].src = Normal5.src;
   parent.Inhalt.document.images[6].src = Normal6.src;
   parent.Inhalt.document.images[7].src = Normal7.src;
   parent.Inhalt.document.images[8].src = Normal8.src;
   parent.Inhalt.document.images[9].src = Normal9.src;
   break;
   case 5:
   parent.Inhalt.document.images[0].src = Normal0.src;
   parent.Inhalt.document.images[1].src = Normal1.src;
   parent.Inhalt.document.images[2].src = Normal2.src;
   parent.Inhalt.document.images[3].src = Normal3.src;
   parent.Inhalt.document.images[4].src = Normal4.src;
   parent.Inhalt.document.images[5].src = Highlight5.src;
   parent.Inhalt.document.images[6].src = Normal6.src;
   parent.Inhalt.document.images[7].src = Normal7.src;
   parent.Inhalt.document.images[8].src = Normal8.src;
   parent.Inhalt.document.images[9].src = Normal9.src;
   break;
   case 6:
   parent.Inhalt.document.images[0].src = Normal0.src;
   parent.Inhalt.document.images[1].src = Normal1.src;
   parent.Inhalt.document.images[2].src = Normal2.src;
   parent.Inhalt.document.images[3].src = Normal3.src;
   parent.Inhalt.document.images[4].src = Normal4.src;
   parent.Inhalt.document.images[5].src = Normal5.src;
   parent.Inhalt.document.images[6].src = Highlight6.src;
   parent.Inhalt.document.images[7].src = Normal7.src;
   parent.Inhalt.document.images[8].src = Normal8.src;
   parent.Inhalt.document.images[9].src = Normal9.src;
   break;
   case 7:
   parent.Inhalt.document.images[0].src = Normal0.src;
   parent.Inhalt.document.images[1].src = Normal1.src;
   parent.Inhalt.document.images[2].src = Normal2.src;
   parent.Inhalt.document.images[3].src = Normal3.src;
   parent.Inhalt.document.images[4].src = Normal4.src;
   parent.Inhalt.document.images[5].src = Normal5.src;
   parent.Inhalt.document.images[6].src = Normal6.src;
   parent.Inhalt.document.images[7].src = Highlight7.src;
   parent.Inhalt.document.images[8].src = Normal8.src;
   parent.Inhalt.document.images[9].src = Normal9.src;
   break;
   case 8:
   parent.Inhalt.document.images[0].src = Normal0.src;
   parent.Inhalt.document.images[1].src = Normal1.src;
   parent.Inhalt.document.images[2].src = Normal2.src;
   parent.Inhalt.document.images[3].src = Normal3.src;
   parent.Inhalt.document.images[4].src = Normal4.src;
   parent.Inhalt.document.images[5].src = Normal5.src;
   parent.Inhalt.document.images[6].src = Normal6.src;
   parent.Inhalt.document.images[7].src = Normal7.src;
   parent.Inhalt.document.images[8].src = Highlight8.src;
   parent.Inhalt.document.images[9].src = Normal9.src;
   break;
   case 9:
   parent.Inhalt.document.images[0].src = Normal0.src;
   parent.Inhalt.document.images[1].src = Normal1.src;
   parent.Inhalt.document.images[2].src = Normal2.src;
   parent.Inhalt.document.images[3].src = Normal3.src;
   parent.Inhalt.document.images[4].src = Normal4.src;
   parent.Inhalt.document.images[5].src = Normal5.src;
   parent.Inhalt.document.images[6].src = Normal6.src;
   parent.Inhalt.document.images[7].src = Normal7.src;
   parent.Inhalt.document.images[8].src = Normal8.src;
   parent.Inhalt.document.images[9].src = Highlight9.src;
   break;
 }
   parent.Hauptframe.focus();
}