var items = new Array ("logo", "lamarc", "seminare", "consulting", "esupport", "development",
		       "sdir", "house", "ma", "vorteile" );

var current_layer;
var timer;

function initMenu()
	{
	layer = document.getElementById("hauptmenu");
	layer.style.visibility = "visible";
	layer = document.getElementById("logomenu");
	layer.style.visibility = "visible";
	}
	
function showLayer(layerid)
	{
	clearTimeout (timer);
	layer = document.getElementById(layerid);
	layer.style.visibility = "visible";
	current_layer = layerid;
	}
	
function showSubLayer(layerid)
	{
	layer = document.getElementById(layerid);
	layer.style.visibility = "visible";
	}
	
function hideLayer(layerid)
	{
	layer = document.getElementById(layerid);
	layer.style.visibility = "hidden";
	}

function disappear() 	{ timer = setTimeout ("hideAllLayers()", 1000); }
function stick() 	{ clearTimeout (timer); }
	
function hideAllLayers()
	{
        for (var i=0; i<items.length;i++)
        	{
        	layer = document.getElementById(items[i]);
        	layer.style.visibility = "hidden";			
        	}
	}