function openwindow(win,winname,w,h)
{
  var winl = (screen.width-w)/2;  // Zentriert Wizard öffnen
  var wint = (screen.height-h)/2-20;
  newWin = window.open(win,winname,'toolbar=0,location=no,directories=0,status=0,menubar=0,scrollbars=0,resizable=1,width='+w+',height='+h+',top='+wint+',left='+winl);
  if (newWin) newWin.focus(); else alert('Konnte Extrafenster nicht öffnen! Bitte Popups erlauben.');
}

function wstatus($text) {
   window.status = $text;
}

function wstatusout() {
   window.status = '';
}