var about=new Array(6);            
    	    about[0]=new Array(2);
    	    about[1]=new Array(2);
    	    about[2]=new Array(2);
    	
    	 about[0][0]=new Image();
    	 about[0][0].src="img/nav/dummy.gif";
    	 about[0][1]=new Image();
    	 about[0][1].src="img/main/nets.gif";   
    	
    	 about[1][0]=new Image();
    	 about[1][0].src="img/nav/dummy.gif";
    	 about[1][1]=new Image();
    	 about[1][1].src="img/main/konform.gif";   
        
         about[2][0]=new Image();
    	 about[2][0].src="img/nav/dummy.gif";
    	 about[2][1]=new Image();
    	 about[2][1].src="img/main/safe.gif";   
        
        var adress=new Array(6);            
    	    adress[0]=new Array(2);
    	    adress[1]=new Array(2);
    	    adress[2]=new Array(2);
    	
    	 adress[0][0]=new Image();
    	 adress[0][0].src="img/main/adress.gif";
    	 adress[0][1]=new Image();
    	 adress[0][1].src="img/main/adress1.gif";   
    	
    	 adress[1][0]=new Image();
    	 adress[1][0].src="img/main/adress.gif";
    	 adress[1][1]=new Image();
    	 adress[1][1].src="img/main/adress2.gif";
    	 
    	 adress[2][0]=new Image();
    	 adress[2][0].src="img/main/adress.gif";
    	 adress[2][1]=new Image();
    	 adress[2][1].src="img/main/adress3.gif";

     var over=new Array(6);            
    	    over[0]=new Array(2);
    	    over[1]=new Array(2);
    	    over[2]=new Array(2);
    	    over[3]=new Array(2);
    	    over[4]=new Array(2);
    	    over[5]=new Array(2);
    	 
    	 over[0][0]=new Image();
    	 over[0][0].src="img/nav/dummy.gif";
    	 over[0][1]=new Image();
    	 over[0][1].src="img/nav/misch_over.gif";   
    	
    	 over[1][0]=new Image();
    	 over[1][0].src="img/nav/dummy.gif";
    	 over[1][1]=new Image();
    	 over[1][1].src="img/nav/vobis_over.gif";   
    	 
    	 over[2][0]=new Image();
    	 over[2][0].src="img/nav/dummy.gif";
    	 over[2][1]=new Image();
    	 over[2][1].src="img/nav/ebv_over.gif";   
    	 
    	 over[3][0]=new Image();
    	 over[3][0].src="img/nav/dummy.gif";
    	 over[3][1]=new Image();
    	 over[3][1].src="img/nav/hage_over.gif";   
    	 
    	 over[4][0]=new Image();
    	 over[4][0].src="img/nav/dummy.gif";
    	 over[4][1]=new Image();
    	 over[4][1].src="img/nav/helm_over.gif";   
    	 
    	 over[5][0]=new Image();
    	 over[5][0].src="img/nav/dummy.gif";
    	 over[5][1]=new Image();
    	 over[5][1].src="img/nav/makat_over.gif";   





	    
	var menue=new Array(8);            
    	    menue[0]=new Array(2);
    	    menue[1]=new Array(2);
    	    menue[2]=new Array(2);
    	    menue[3]=new Array(2);

	 menue[0][0]=new Image();
    	 menue[0][0].src="img/nav/home.gif";
    	 menue[0][1]=new Image();
    	 menue[0][1].src="img/nav/home2.gif";
    	 
    	 menue[1][0]=new Image();
    	 menue[1][0].src="img/nav/proben.gif";
    	 menue[1][1]=new Image();
    	 menue[1][1].src="img/nav/proben2.gif";
    
    	 menue[2][0]=new Image();
    	 menue[2][0].src="img/nav/kontakt.gif";
    	 menue[2][1]=new Image();
    	 menue[2][1].src="img/nav/kontakt2.gif";
    
         menue[3][0]=new Image();
    	 menue[3][0].src="img/nav/impressum.gif";
    	 menue[3][1]=new Image();
    	 menue[3][1].src="img/nav/impressum2.gif";
    
    	 

   function changeImage(name,src,array)
            {
           
            document.images[name+src].src=array[src][1].src;
            }

   function changeImage2(name,src,array)
            {
            
            document.images[name+src].src=array[src][0].src;
            }
            
   function changeImage_prob(name,src,array,src2)
            {
            document.images[name+src].src=array[src2][1].src;
            }

   function changeImage_prob2(name,src,array,src2)
            {
            document.images[name+src].src=array[src2][0].src;
            }            
	
function grid_open(link,posX,posY)
               {
               x=(screen.width-posX)/2;
               y=(screen.height-posY)/2;
               neu_win2=open(link,"frame","scrollbars=yes,resizable=yes,left="+x+",top="+y+",width="+posX+",height="+posY)
               neu_win2.focus()
               }

function form_reset()
         {
         document.forms[0].reset();	
         document.forms[0].vorname.focus();
         
         }
        
function form_submit()
         {
         document.forms[0].submit();	
         }