function CheckWin(puzz)
{
  var laden = puzz;
  Check = confirm('Prima! Noch einmal?');
  if(Check == true) window.location.href = laden;
}

function CheckWin2(puzz)
{
  var laden = puzz;
  Check = confirm('Super! Noch einmal?');
  if(Check == true) window.location.href = laden;
}

function CheckWin3(puzz)
{
  var laden = puzz;
  Check = confirm('Sie sind einfach genial! \nNoch einmal?');
  if(Check == true) window.location.href = laden;
}

function vorein()
{
 if(document.getElementById)
   document.getElementById("vorschau2").style.visibility = "visible";

}
  
function voraus()
{
 if(document.getElementById)
   document.getElementById("vorschau2").style.visibility = "hidden";
}