var in_it=0;
  function hide_it()
  {
    var zahl=1;
    var name="menu"+zahl;
    while (document.getElementById(name))
    {

      with (document.getElementById(name).style)
      {
        visibility="hidden";
      }
      zahl++;
      var name="menu"+zahl;
    }
  }

  function body_hide()
  {
    if(!in_it)
    {
      hide_it();
    }
  }
  function m_in()
  {
   in_it=1;
  }
  function show (number,abstandlinks)
  {
    abstandlinks += document.getElementById("div" + number).offsetLeft;
    in_it=1;
    var hoehe=179;
    hide_it();
    with (document.getElementById("menu" + number).style)
    {
      visibility="visible";
      display="block";
      position="absolute";
      left=abstandlinks+"px";
      top=hoehe+"px";
    }
  }
  function m_out()
  {
   in_it=0;
   window.setTimeout("body_hide()",600 )
  }