c = 0;
           var pictureWindow;
           
           function open_main(pfad,winname,breite,hoehe) {
           
           var options = "width="+ breite + ",height=" + hoehe + ",scrollbars=yes,status=yes,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();
           }
           }
           
           	
            
             Normal5 = new Image(); 
             Normal5.src = "images/home1.gif"; 
             Highlight5 = new Image(); 
             Highlight5.src = "images/home4.gif"; 
           
           		Normal6 = new Image(); 
             Normal6.src = "images/welcome1.gif"; 
             Highlight6 = new Image(); 
             Highlight6.src = "images/welcome4.gif";
           
           		Normal7 = new Image(); 
             Normal7.src = "images/mes1.gif"; 
             Highlight7 = new Image(); 
             Highlight7.src = "images/mes4.gif";
           
           		Normal8 = new Image(); 
             Normal8.src = "images/hrm2.gif"; 
             Highlight8= new Image(); 
             Highlight8.src = "images/hrm3.gif";
           	
           	Normal9= new Image(); 
             Normal9.src = "images/form1.gif"; 
             Highlight9= new Image(); 
             Highlight9.src = "images/form4.gif";
           	
           		Normal10= new Image(); 
             Normal10.src = "images/projects1.gif"; 
             Highlight10= new Image(); 
             Highlight10.src = "images/projects4.gif";
           	
           	
           		Normal11= new Image(); 
             Normal11.src = "images/report1.gif"; 
             Highlight11= new Image(); 
             Highlight11.src = "images/report4.gif";
           	
           	
           			
           		Normal12= new Image(); 
             Normal12.src = "images/faq1.gif"; 
             Highlight12= new Image(); 
             Highlight12.src = "images/faq4.gif";
           	
           	
           		Normal13= new Image(); 
             Normal13.src = "images/guest1.gif"; 
             Highlight13= new Image(); 
             Highlight13.src = "images/guest4.gif";
           	
            function Bildwechsel(Bildnr,Bildobjekt)
             {
              window.document.images[Bildnr].src = Bildobjekt.src;
             }