function show(p)
{
  // Alle Menüs ausblenden
  document.getElementById('menue1').style.display = 'none';
  document.getElementById('menue2').style.display = 'none';
  document.getElementById('menue3').style.display = 'none';
  document.getElementById('menue4').style.display = 'none';
  document.getElementById('menue5').style.display = 'none';
  document.getElementById('menue6').style.display = 'none';
  document.getElementById('menue7').style.display = 'none';  
  switch (p)
  {
    case 1:
      document.getElementById('out').style.display = 'block';
      document.getElementById('menue1').style.display = 'block';
      break;
    case 2:
      document.getElementById('out').style.display = 'block';
      document.getElementById('menue2').style.display = 'block';
      break;
    case 3:
      document.getElementById('out').style.display = 'block';
      document.getElementById('menue3').style.display = 'block';
      break;
    case 4:
      document.getElementById('out').style.display = 'block';
      document.getElementById('menue4').style.display = 'block';
      break;
    case 5:
      document.getElementById('out').style.display = 'block';
      document.getElementById('menue5').style.display = 'block';
      break;
    case 6:
      document.getElementById('out').style.display = 'block';
      document.getElementById('menue6').style.display = 'block';
      break;
    case 7:
      document.getElementById('out').style.display = 'block';
      document.getElementById('menue7').style.display = 'block';
      break;
    case 0:
      document.getElementById('out').style.display = 'none';
      break;
    default:
      document.getElementById('out').style.display = 'none';
      break;
  }
}

function onOff(pNode)
{
  var div = document.getElementById('hauptnavigation_schalter');
  if (div.className == 'aus')
  {
    div.className = 'ein';
    pNode.innerHTML = 'Übersicht ausblenden';
    document.getElementById('hauptnavigation').style.display = 'block';
  }
  else if (div.className == 'ein')
  {
    div.className = 'aus';
    pNode.innerHTML = 'Übersicht einblenden';
    document.getElementById('hauptnavigation').style.display = 'none';
  }
}