var con, ado, browser, c, vnum, brin, ie, nc, nc4, nc6, op, ie4;
        ie=false; nc=false; nc4=false; nc6=false; op=false;
        c=navigator.appVersion;
        vnum=c.charAt(22)+c.charAt(23)+c.charAt(24);
        browser=navigator.userAgent;
        brin=browser.indexOf ("Opera");
        opver=navigator.appVersion.charAt(0);

               if (navigator.appName=='Netscape' && navigator.appVersion.charAt(0)>='4' && brin<=-1)
                     {
                             if (navigator.appVersion.charAt(0)>='5' )    // NC6
                             {
                                nc=true;
                                nc6=true;
                             }
                             else                                        // NC4
                             {
                                nc=true;
                                nc4=true;
                               }
                }
                   if (navigator.appName=='Netscape' && navigator.appVersion.charAt(0)>='4' && brin>-1)   // Opera
                   {
                        op=true;
                   }
                 if (navigator.appName=='Microsoft Internet Explorer' && navigator.appVersion.charAt(0)>='4' && brin<=-1)
                 {
                        ie=true;
                 }

                    if (navigator.appName=='Microsoft Internet Explorer' && navigator.appVersion.charAt(0)>='3' && brin>-1)   // Opera
                 {
                        op=true;
                 }



  hinter='<table background="bilder/bgtabelle1.jpg" align="center" border="0" cellpadding="0" cellspacing="0" width="900">';

       if (nc4==true)          // Netscape4
       {
               hinter='<table bgcolor="#706363" align="center" border="0" cellpadding="0" cellspacing="0" width="900">';
               ado='<img src="images/pdf-logo.jpg" width="21" height="21" alt="Adobe PDF">';
               adob='<img src="images/pdf-logo.jpg" width="21" height="21" alt="Adobe PDF">';
       }


       function hintergrund ()
                {
                 document.writeln (hinter);
                }
       function adobe ()
                {
                 document.writeln (ado);
                }

       function adobe2 ()
                {
                 document.writeln (adob);
                }


    var hoehe, hoehe2, farbe1, farbe2;
        hoehe=screen.availHeight-735;
        hoehe2=screen.height;
        farbe1='#666666';
        farbe2='#C1A376';
    function tabhoehe ()  //Definition der Höhe der Tabelle
        {
            document.writeln ('<td colspan="3" bgcolor="' + farbe1 + '"><p>&nbsp;</p></td>');
        }

     function tabhoehe2 ()  //Definition der Höhe der Tabelle
        {
             document.writeln ('<td colspan="6" valign="bottom">');
        }