//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
// Funktionen fuer das Meneu
//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
//++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++

var undefined;

//+++++++++++++++++++++++++++++++++++++++++++++++++++++++
// Funktion zum dynamischen Setzen eines layer-Ausdrucks
//+++++++++++++++++++++++++++++++++++++++++++++++++++++++

function ausdruckSetzen()
{

  var idname = ausdruckSetzen.arguments[0];

  if (document.getElementById(idname))
  {
    return document.getElementById(idname);
  }
  else
  {
    //alert('Es gibt keinen Layer mit der id \'' + idname + '\'');
    return undefined;
  }

}


//+++++++++++++++++++++++++++++++++++++++++++++++++++++++
// Untermenü ein-/ausblenden
//+++++++++++++++++++++++++++++++++++++++++++++++++++++++

var waruntermen = 0;
var istuntermen = 0;

function untermenue(name,x)
{

  waruntermen = istuntermen;

  if (waruntermen != 0)
  {
    var id = String(name + waruntermen);
    var ausdruck = ausdruckSetzen(id);

    if (ausdruck != undefined)
    {
      ausdruck.style.display = 'none';
    }
  }

  if (x != 0)
  {
    if (x != waruntermen)
    {
      var id = String(name + x);
      var ausdruck = ausdruckSetzen(id);

      if (ausdruck != undefined)
      {
        ausdruck.style.display = 'block';
        if(x==1) {
          document.getElementById('hmen-1').className = 'hauptmenue-1-link-on';
          document.getElementById('hmen-2').className = 'hauptmenue-2-link';
          document.getElementById('hmen-3').className = 'hauptmenue-3-link';
          document.getElementById('hmen-4').className = 'hauptmenue-4-link';
          document.getElementById('hmen-5').className = 'hauptmenue-5-link';
          document.getElementById('hmen-6').className = 'hauptmenue-6-link';
        }
        if(x==2) {
          document.getElementById('hmen-1').className = 'hauptmenue-1-link';
          document.getElementById('hmen-2').className = 'hauptmenue-2-link-on';
          document.getElementById('hmen-3').className = 'hauptmenue-3-link';
          document.getElementById('hmen-4').className = 'hauptmenue-4-link';
          document.getElementById('hmen-5').className = 'hauptmenue-5-link';
          document.getElementById('hmen-6').className = 'hauptmenue-6-link';
        }
        if(x==3) {
          document.getElementById('hmen-1').className = 'hauptmenue-1-link';
          document.getElementById('hmen-2').className = 'hauptmenue-2-link';
          document.getElementById('hmen-3').className = 'hauptmenue-3-link-on';
          document.getElementById('hmen-4').className = 'hauptmenue-4-link';
          document.getElementById('hmen-5').className = 'hauptmenue-5-link';
          document.getElementById('hmen-6').className = 'hauptmenue-6-link';
        }
        if(x==4) {
          document.getElementById('hmen-1').className = 'hauptmenue-1-link';
          document.getElementById('hmen-2').className = 'hauptmenue-2-link';
          document.getElementById('hmen-3').className = 'hauptmenue-3-link';
          document.getElementById('hmen-4').className = 'hauptmenue-4-link-on';
          document.getElementById('hmen-5').className = 'hauptmenue-5-link';
          document.getElementById('hmen-6').className = 'hauptmenue-6-link';
        }
        if(x==5) {
          document.getElementById('hmen-1').className = 'hauptmenue-1-link';
          document.getElementById('hmen-2').className = 'hauptmenue-2-link';
          document.getElementById('hmen-3').className = 'hauptmenue-3-link';
          document.getElementById('hmen-4').className = 'hauptmenue-4-link';
          document.getElementById('hmen-5').className = 'hauptmenue-5-link-on';
          document.getElementById('hmen-6').className = 'hauptmenue-6-link';
        }
        if(x==6) {
          document.getElementById('hmen-1').className = 'hauptmenue-1-link';
          document.getElementById('hmen-2').className = 'hauptmenue-2-link';
          document.getElementById('hmen-3').className = 'hauptmenue-3-link';
          document.getElementById('hmen-4').className = 'hauptmenue-4-link';
          document.getElementById('hmen-5').className = 'hauptmenue-5-link';
          document.getElementById('hmen-6').className = 'hauptmenue-6-link-on';
        }
      }
    }
  }
  else
  {
    for (var i=1; i<7; i++)
    {
      var id = String(name + i);
      var ausdruck = ausdruckSetzen(id);

      if (ausdruck != undefined)
      {
        ausdruck.style.display = 'none';
        if(i==1) {
          document.getElementById('hmen-1').className = 'hauptmenue-1-link';
          document.getElementById('hmen-2').className = 'hauptmenue-2-link';
          document.getElementById('hmen-3').className = 'hauptmenue-3-link';
          document.getElementById('hmen-4').className = 'hauptmenue-4-link';
          document.getElementById('hmen-5').className = 'hauptmenue-5-link';
          document.getElementById('hmen-6').className = 'hauptmenue-6-link';
        }
        if(i==2) {
          document.getElementById('hmen-1').className = 'hauptmenue-1-link';
          document.getElementById('hmen-2').className = 'hauptmenue-2-link';
          document.getElementById('hmen-3').className = 'hauptmenue-3-link';
          document.getElementById('hmen-4').className = 'hauptmenue-4-link';
          document.getElementById('hmen-5').className = 'hauptmenue-5-link';
          document.getElementById('hmen-6').className = 'hauptmenue-6-link';
        }
        if(i==3) {
          document.getElementById('hmen-1').className = 'hauptmenue-1-link';
          document.getElementById('hmen-2').className = 'hauptmenue-2-link';
          document.getElementById('hmen-3').className = 'hauptmenue-3-link';
          document.getElementById('hmen-4').className = 'hauptmenue-4-link';
          document.getElementById('hmen-5').className = 'hauptmenue-5-link';
          document.getElementById('hmen-6').className = 'hauptmenue-6-link';
        }
        if(i==4) {
          document.getElementById('hmen-1').className = 'hauptmenue-1-link';
          document.getElementById('hmen-2').className = 'hauptmenue-2-link';
          document.getElementById('hmen-3').className = 'hauptmenue-3-link';
          document.getElementById('hmen-4').className = 'hauptmenue-4-link';
          document.getElementById('hmen-5').className = 'hauptmenue-5-link';
          document.getElementById('hmen-6').className = 'hauptmenue-6-link';
        }
        if(i==5) {
          document.getElementById('hmen-1').className = 'hauptmenue-1-link';
          document.getElementById('hmen-2').className = 'hauptmenue-2-link';
          document.getElementById('hmen-3').className = 'hauptmenue-3-link';
          document.getElementById('hmen-4').className = 'hauptmenue-4-link';
          document.getElementById('hmen-5').className = 'hauptmenue-5-link';
          document.getElementById('hmen-6').className = 'hauptmenue-6-link';
        }
        if(i==6) {
          document.getElementById('hmen-1').className = 'hauptmenue-1-link';
          document.getElementById('hmen-2').className = 'hauptmenue-2-link';
          document.getElementById('hmen-3').className = 'hauptmenue-3-link';
          document.getElementById('hmen-4').className = 'hauptmenue-4-link';
          document.getElementById('hmen-5').className = 'hauptmenue-5-link';
          document.getElementById('hmen-6').className = 'hauptmenue-6-link';
        }
      }
    }
  }

  if (waruntermen == x)
  {
    istuntermen = 0;
    if(x==1) {
      document.getElementById('hmen-1').className = 'hauptmenue-1-link';
      document.getElementById('hmen-2').className = 'hauptmenue-2-link';
      document.getElementById('hmen-3').className = 'hauptmenue-3-link';
      document.getElementById('hmen-4').className = 'hauptmenue-4-link';
      document.getElementById('hmen-5').className = 'hauptmenue-5-link';
      document.getElementById('hmen-6').className = 'hauptmenue-6-link';
    }
    if(x==2) {
      document.getElementById('hmen-1').className = 'hauptmenue-1-link';
      document.getElementById('hmen-2').className = 'hauptmenue-2-link';
      document.getElementById('hmen-3').className = 'hauptmenue-3-link';
      document.getElementById('hmen-4').className = 'hauptmenue-4-link';
      document.getElementById('hmen-5').className = 'hauptmenue-5-link';
      document.getElementById('hmen-6').className = 'hauptmenue-6-link';
    }
    if(x==3) {
      document.getElementById('hmen-1').className = 'hauptmenue-1-link';
      document.getElementById('hmen-2').className = 'hauptmenue-2-link';
      document.getElementById('hmen-3').className = 'hauptmenue-3-link';
      document.getElementById('hmen-4').className = 'hauptmenue-4-link';
      document.getElementById('hmen-5').className = 'hauptmenue-5-link';
      document.getElementById('hmen-6').className = 'hauptmenue-6-link';
    }
    if(x==4) {
      document.getElementById('hmen-1').className = 'hauptmenue-1-link';
      document.getElementById('hmen-2').className = 'hauptmenue-2-link';
      document.getElementById('hmen-3').className = 'hauptmenue-3-link';
      document.getElementById('hmen-4').className = 'hauptmenue-4-link';
      document.getElementById('hmen-5').className = 'hauptmenue-5-link';
      document.getElementById('hmen-6').className = 'hauptmenue-6-link';
    }
    if(x==5) {
      document.getElementById('hmen-1').className = 'hauptmenue-1-link';
      document.getElementById('hmen-2').className = 'hauptmenue-2-link';
      document.getElementById('hmen-3').className = 'hauptmenue-3-link';
      document.getElementById('hmen-4').className = 'hauptmenue-4-link';
      document.getElementById('hmen-5').className = 'hauptmenue-5-link';
      document.getElementById('hmen-6').className = 'hauptmenue-6-link';
    }
    if(x==6) {
      document.getElementById('hmen-1').className = 'hauptmenue-1-link';
      document.getElementById('hmen-2').className = 'hauptmenue-2-link';
      document.getElementById('hmen-3').className = 'hauptmenue-3-link';
      document.getElementById('hmen-4').className = 'hauptmenue-4-link';
      document.getElementById('hmen-5').className = 'hauptmenue-5-link';
      document.getElementById('hmen-6').className = 'hauptmenue-6-link';
    }
  }
  else
  {
    istuntermen = x;
  }

}