var menue_open = 0;
var mouse_in = 0;
var submenue_open = 0;
var mouse_insub = 0;

var close_interval = 0;
var subclose_interval = 0;
var loaded = 0;

// Browsertest
ns6 = (!document.all&&document.getElementById) ? true:false;
ns4 = (!document.all&&document.layers&&!document.getElementById)? true:false;
ie4 = (document.all)? true:false;

function isLoaded()
{
	if (loaded == 0)
	{
		if (ie4) 
		{ 
			if (document.all["menue_7"]) loaded = 1;
		}
		else if (ns4)
		{
			if (document.menue_7) loaded = 1;
		}
		else if (ns6)
		{
			if (document.getElementById("menue_7")) loaded=1;
		}
	}

	return loaded;
}


function sag(zeile)
{
	window.status=zeile;
}

// On Mouse over Menue X
function open_menue(number)
{
	if (isLoaded())
	{
		mouse_in = number;

		// Menue schon offen? - mache nix
		if (menue_open == number) return;

		// anderes Menue offen
		else if (menue_open > 0) 
		{
			close_menue(menue_open);
			if (submenue_open) close_submenue(submenue_open);
		}

		name="menue_"+number;

		if (ie4) { 
			document.all[name].style.visibility='visible';
		} else if (ns4) {
			eval('document.'+name+'.visibility=\'show\'');
		} else if (ns6) {
			document.getElementById(name).style.visibility='visible';
		}
	
		menue_open=number;
		return; 
	}
}

function close_menue(number)
{
	if (isLoaded())
	{
		// läuft Interval zum schließen des Menues??
		if (close_interval)
		{
			clearInterval(close_interval);
			close_interval=0;
		}

		out_link(number);

		name="menue_"+number;
		if (ie4) { 
			document.all[name].style.visibility='hidden';
		} else if (ns4) {
			eval('document.'+name+'.visibility=\'hide\'');
		} else if (ns6) {
			document.getElementById(name).style.visibility='hidden';
		}

		menue_open=0;
	}
}

function out_menue(number)
{
	if (isLoaded())
	{
		if (menue_open == 0) return;

		mouse_in=0;
	
		// Interval zum Menueschließen starten
		close_interval = setInterval("close_menue(menue_open)", 1800);
	}
}

function on_menue(number)
{
	if (isLoaded())
	{
		if (close_interval && (menue_open==number)) 
		{	
			clearInterval(close_interval);
			close_interval=0;
		}

		on_link(number);
	
		mouse_in=number;
		return;
	}
}

function on_link(number)
{
	if (isLoaded())
	{
		name="zelle_"+number;
		name2="menue_"+number;

		color="ffffff";
		color_font="ff0000";

		if (ie4)
		{
			document.all[name2].style.color=color_font;
			document.all[name].style.background=color;
		}
		else if (ns6)
		{	
			document.getElementById(name2).style.color=color_font;
			document.getElementById(name).style.background=color;
		}
	}
}

function out_link(number)
{
	if (isLoaded())
	{
		name="zelle_"+number;
		name2="menue_"+number;

    color="e8e8f3";
		color_font="ffff00";

		if (ie4)
		{
			if (document.all[name2]) document.all[name2].style.color=color_font;
			if (document.all[name]) document.all[name].style.background=color;
		}
		else if (ns6)
		{	
			if (document.getElementById(name2)) document.getElementById(name2).style.color=color_font;
			if (document.getElementById(name)) document.getElementById(name).style.background=color;
		}
	}
}

function showhide_div(showdiv, hidediv)
{
	if (ie4) { 
		document.all[showdiv].style.display='block';
		document.all[hidediv].style.display='none';
	} else if (ns4) {
		eval('document.'+showdiv+'.display=\'block\'');
		eval('document.'+hidediv+'.display=\'none\'');
	} else if (ns6) {
		document.getElementById(showdiv).style.display='block';
		document.getElementById(hidediv).style.display='none';
	}
	return; 
}

function do_nothing() 
{
	return;
}