// JavaScript Document

var i = 0;
var aktiv;

	function showMenu(menuname)
	{
		hide();
		m = document.getElementById(menuname);
		m.style.visibility = "visible";
		window.clearInterval(aktiv);
		i=0;
		aktiv = window.setInterval("closeMenu()", 1000);
	}
	
	function hide()
	{
		document.getElementById("Baeder").style.visibility = "hidden";
		document.getElementById("Ausstellungen").style.visibility = "hidden";
		document.getElementById("Fliesen").style.visibility = "hidden";
		document.getElementById("Heizung").style.visibility = "hidden";
		document.getElementById("Werkzeug").style.visibility = "hidden";
		if(aktiv != null)
			window.clearInterval(aktiv);
	}
	
	function closeMenu()
	{
			i++;
//			document.getElementById("bubu").innerHTML = "P:" + i;
			if(i==3)
			{
				hide();	
			}
	}