function Karte() 
{
 if( document.Formular.Frage.value == "" )
      { alert( "Es ist sinnvoll, dass Sie Ihre Frage notieren!" );
        return false; }
 else
   t();
}

function t()
{var  Zufall =parseInt(Math.random()*22);  
switch(Zufall)  
{
case 1 : window.open("arkanahtml/a0.html","_blank","width=700,height=750,left=0,top=0,scrollbars=yes");break;
case 2 : window.open("arkanahtml/a1.html","_blank","width=700,height=750,left=0,top=0,scrollbars=yes");break;
case 3 : window.open("arkanahtml/a2.html","_blank","width=700,height=750,left=0,top=0,scrollbars=yes");break;
case 4 : window.open("arkanahtml/a3.html","_blank","width=700,height=750,left=0,top=0,scrollbars=yes");break;
case 5 : window.open("arkanahtml/a4.html","_blank","width=700,height=750,left=0,top=0,scrollbars=yes");break;
case 6 : window.open("arkanahtml/a5.html","_blank","width=700,height=750,left=0,top=0,scrollbars=yes");break;
case 7 : window.open("arkanahtml/a6.html","_blank","width=700,height=750,left=0,top=0,scrollbars=yes");break;
case 8 : window.open("arkanahtml/a7.html","_blank","width=700,height=750,left=0,top=0,scrollbars=yes");break;
case 9 : window.open("arkanahtml/a8.html","_blank","width=700,height=750,left=0,top=0,scrollbars=yes");break;
case 10 : window.open("arkanahtml/a9.html","_blank","width=700,height=750,left=0,top=0,scrollbars=yes");break;
case 11 : window.open("arkanahtml/a10.html","_blank","width=700,height=750,left=0,top=0,scrollbars=yes");break;
case 12 : window.open("arkanahtml/a11.html","_blank","width=700,height=750,left=0,top=0,scrollbars=yes");break;
case 13 : window.open("arkanahtml/a12.html","_blank","width=700,height=750,left=0,top=0,scrollbars=yes");break;
case 14 : window.open("arkanahtml/a13.html","_blank","width=700,height=750,left=0,top=0,scrollbars=yes");break;
case 15 : window.open("arkanahtml/a14.html","_blank","width=700,height=750,left=0,top=0,scrollbars=yes");break;
case 16 : window.open("arkanahtml/a15.html","_blank","width=700,height=750,left=0,top=0,scrollbars=yes");break;
case 17 : window.open("arkanahtml/a16.html","_blank","width=700,height=750,left=0,top=0,scrollbars=yes");break;
case 18 : window.open("arkanahtml/a17.html","_blank","width=700,height=750,left=0,top=0,scrollbars=yes");break;
case 19 : window.open("arkanahtml/a18.html","_blank","width=700,height=750,left=0,top=0,scrollbars=yes");break;
case 20 : window.open("arkanahtml/a19.html","_blank","width=700,height=750,left=0,top=0,scrollbars=yes");break;
case 21 : window.open("arkanahtml/a20.html","_blank","width=700,height=750,left=0,top=0,scrollbars=yes");break;
case 22 : window.open("arkanahtml/a21.html","_blank","width=700,height=750,left=0,top=0,scrollbars=yes");break;
}}