// Timer fuer das Move-Out Event
var timeout	= 1000;


// Globalvariablen
var closetimer	= 0;
var menueid	= 0;


// oeffnen eines Menues
function openmenue(id)
{	
	// close-timer abbrechen
	cancelclosetimer();

	// altes Layer schliessen
	if(menueid!=0)
        {
          menueid.style.visibility = 'hidden';
        }

	// id des neuen Layers besorgen, merken und Layer anzeigen
	menueid = document.getElementById(id);
	menueid.style.visibility = 'visible';

}


// schliessen des offenen Menues, Layer verstecken
function closemenue()
{
	if(menueid!=0)
        {
          menueid.style.visibility = 'hidden';
        }
}


// close timer setzen
function setclosetimer()
{
	closetimer = window.setTimeout(closemenue, timeout);
}


// close-timer abbrechen
function cancelclosetimer()
{
	if(closetimer)
	{
		window.clearTimeout(closetimer);
		closetimer = null;
	}
}


// Layer verstecken bei click-out-Event
document.onclick = closemenue;