c = 0;
          var pictureWindow;
         
         function open_main(pfad,winname,breite,hoehe) {
         
          var options = "width="+ breite + ",height=" + hoehe + ",scrollbars=no,status=no,resizable=1,location=no,toolbar=no";
          pictureWindow = window.open(pfad,winname,options);
          
         if ((navigator.appName == "Netscape") && (navigator.appVersion.charAt(0) !="2") && (navigator.appVersion.substring(0,5) != "4.0b1"))
             ok = true;
          else ok = false;
         
         if (ok)
             {
         pictureWindow.focus();
          }
         }
            
             Normal1 = new Image(); 
             Normal1.src = "../../img/computer.gif"; 
             Highlight1 = new Image(); 
             Highlight1.src = "../../img/computer_1.gif"; 
           
           		Normal2 = new Image(); 
             Normal2.src = "../../img/film.gif"; 
             Highlight2 = new Image(); 
             Highlight2.src = "../../img/film_1.gif";
           
           		Normal3 = new Image(); 
             Normal3.src = "../../img/foto.gif"; 
             Highlight3 = new Image(); 
             Highlight3.src = "../../img/foto_1.gif";
           
           		Normal4 = new Image(); 
             Normal4.src = "../../img/gesetz.gif"; 
             Highlight4= new Image(); 
             Highlight4.src = "../../img/gesetz_1.gif";
           	
           		Normal5= new Image(); 
             Normal5.src = "../../img/knoten.gif"; 
             Highlight5= new Image(); 
             Highlight5.src = "../../img/knoten_1.gif";
           	
           		Normal6= new Image(); 
             Normal6.src = "../../img/kochen.gif"; 
             Highlight6= new Image(); 
             Highlight6.src = "../../img/kochen_1.gif";
           	
           		Normal7= new Image(); 
             Normal7.src = "../../img/koerper.gif"; 
             Highlight7= new Image(); 
             Highlight7.src = "../../img/koerper_1.gif";
           	         			
           		Normal8= new Image(); 
             Normal8.src = "../../img/labyrinth.gif"; 
             Highlight8= new Image(); 
             Highlight8.src = "../../img/labyrinth_1.gif";
           	         	
           		Normal9= new Image(); 
             Normal9.src = "../../img/lesen.gif"; 
             Highlight9= new Image(); 
             Highlight9.src = "../../img/lesen_1.gif";
                    	
           		Normal10= new Image(); 
             Normal10.src = "../../img/malerei.gif"; 
             Highlight10= new Image(); 
             Highlight10.src = "../../img/malerei_1.gif";
           	
           		Normal11= new Image(); 
             Normal11.src = "../../img/musik.gif"; 
             Highlight11= new Image(); 
             Highlight11.src = "../../img/musik_1.gif";
           	    	
           		Normal12= new Image(); 
             Normal12.src = "../../img/netz.gif"; 
             Highlight12= new Image(); 
             Highlight12.src = "../../img/netz_1.gif";
           	

           		Normal13= new Image(); 
             Normal13.src = "../../img/objekt.gif"; 
             Highlight13= new Image(); 
             Highlight13.src = "../../img/objekt_1.gif";
           	
           		Normal14= new Image(); 
             Normal14.src = "../../img/reihe.gif"; 
             Highlight14= new Image(); 
             Highlight14.src = "../../img/reihe_1.gif";

           	
           		Normal15= new Image(); 
             Normal15.src = "../../img/repro.gif"; 
             Highlight15= new Image(); 
             Highlight15.src = "../../img/repro_1.gif";

           	
           		Normal16= new Image(); 
             Normal16.src = "../../img/serie.gif"; 
             Highlight16= new Image(); 
             Highlight16.src = "../../img/serie_1.gif";

           	
           		Normal17= new Image(); 
             Normal17.src = "../../img/text.gif"; 
             Highlight17= new Image(); 
             Highlight17.src = "../../img/text_1.gif";

           	
           		Normal18= new Image(); 
             Normal18.src = "../../img/video.gif"; 
             Highlight18= new Image(); 
             Highlight18.src = "../../img/video_1.gif";
           	

           		Normal19= new Image(); 
             Normal19.src = "../../img/vortrag.gif"; 
             Highlight19= new Image(); 
             Highlight19.src = "../../img/vortrag_1.gif";
           	

           		Normal20= new Image(); 
             Normal20.src = "../../img/wieder.gif"; 
             Highlight20= new Image(); 
             Highlight20.src = "../../img/wieder_1.gif";
           	

           		Normal21= new Image(); 
             Normal21.src = "../../img/zeichnung.gif"; 
             Highlight21= new Image(); 
             Highlight21.src = "../../img/zeichnung_1.gif";
			

				Normal22= new Image(); 
             Normal22.src = "../../img/leer.gif"; 
             Highlight22= new Image(); 
             Highlight22.src = "../../img/kreis.gif";
			
			
				Normal26= new Image(); 
             Normal26.src = "../../img/logo_home.jpg"; 
             Highlight26= new Image(); 
             Highlight26.src = "../../img/logo_home2.jpg";

				Normal27= new Image(); 
             Normal27.src = "../../img/logo_homesch.jpg"; 
             Highlight27= new Image(); 
             Highlight27.src = "../../img/logo_homesch2.jpg";


   function Bildwechsel(Bildnr,Bildobjekt)
     {
      window.document.images[Bildnr].src = Bildobjekt.src;
           
}