//----- Funktionen für die Wackelmeüs auf der Eingangsseite ---
function show(ebene)
{
        if(document.layers) 
        {
                document.layers[ebene].visibility="show";
        }
        else
                document.all[ebene].style.visibility="visible";
}

function hide(ebene)
{
        if(document.layers)
                document.layers[ebene].visibility="hide";
        else
                document.all[ebene].style.visibility="hidden";
}

var old=0;
var oldmem=0;
var oldsub=0;

if(document.layers)
{
  window.captureEvents(Event.MOUSEDOWN);
  window.onmousedown=mouseout;
} 
else
{
  document.onmouseup=mouseout;
};

function positioning() {
  if(document.layers)
  { 
    window.resizeTo(780,470);
    if ( document.layers["formen"] )
    {
        document.layers["formen"].top=64;
        document.layers["formen"].left=148;
        document.layers["formen"].visibility="hide";
    }
    if ( document.layers["experten"] )
    {
        document.layers["experten"].top=103;
        document.layers["experten"].left=148;
        document.layers["experten"].visibility="hide";
    }
    if ( document.layers["therapie"] )
    {
        document.layers["therapie"].top=142;
        document.layers["therapie"].left=148;
        document.layers["therapie"].visibility="hide";
    }
    if ( document.layers["forum"] )
    {
        document.layers["forum"].top=181;
        document.layers["forum"].left=148;
        document.layers["forum"].visibility="hide";
    }
    if ( document.layers["philo"] )
    {
        document.layers["philo"].top=220;
        document.layers["philo"].left=148;
        document.layers["philo"].visibility="hide";
    }
  } 
  else
  {
    window.resizeTo(780,570);
    if ( document.all["formen"] )
    {
        document.all["formen"].style.top="60";
        document.all["formen"].style.left="146";
        document.all["formen"].style.visibility="hidden";
    }
    if ( document.all["experten"] )
    {
        document.all["experten"].style.top="103";
        document.all["experten"].style.left="146";
        document.all["experten"].style.visibility="hidden";      
    }
    if ( document.all["therapie"] )
    {
        document.all["therapie"].style.top="146";
        document.all["therapie"].style.left="146";
        document.all["therapie"].style.visibility="hidden";
    }
    if ( document.all["forum"] )
    {
        document.all["forum"].style.top="189";
        document.all["forum"].style.left="146";
        document.all["forum"].style.visibility="hidden";
    }
    if ( document.all["philo"] )
    {
        document.all["philo"].style.top="235";
        document.all["philo"].style.left="146";
        document.all["philo"].style.visibility="hidden";
    }    
  };
};
function menu(ebene)
{
	if(!old)
      old=ebene;
	
	if(old!=ebene)
	{
      hide(old);
      show(ebene);
      old=ebene; 
	}
	else
	{ 
      show(ebene);
      old=ebene;
	}
}

function mouseout()
{
        if(old)
                hide(old);
        oldmem=old; old=0;
}