<!--
var i = 1;
var ebene = "info";

function zeigeEbene(ebene_nr){
    verbergen(eval('"' + ebene + i +'"'));
    zeigen(eval('"' + ebene + ebene_nr +'"'));
    i = ebene_nr;
    }

var name
// funktion fuer menue

function show_layer(x)
{
	if(document.layers)
		document.layers[x].visibility="show";
	else
		document.all[x].style.visibility="visible";
}

function hide_layer(x)
{
	if(document.layers)
		document.layers[x].visibility="hide";
	else
		document.all[x].style.visibility="hidden";
}

var old;
var memold;
var subold;

if(document.layers)
{
	window.captureEvents(Event.MOUSEDOWN);
	window.onmousedown=do_out;
} else
{
	document.onclick=do_out;
}

function do_menu(x)
{
	if(!old)
		old=memold;

	if(old!=x)
	{
		show_layer(x);
		old=x;
	} else
		old="";
}

function do_check(x)
{
	if(old && old!=x)
	{
		hide_layer(old);
		show_layer(x);
		old=x;
	}

	do_submenu();
}

function do_out()
{
	if(old)
		hide_layer(old);

	memold=old; old="";

	do_submenu();
}

function do_submenu(x)
{
	if(subold)
	{
		hide_layer(subold);
		subold="";
	}

	if(x)
	{
		show_layer(x);
		subold=x;
	}
}

// -->