var curMenu;
var curSubMenu;
curMenu = 'm1';
curSubMenu = 'p1';

/* Menü Initialisieren */
function MenuInit() 
{ 
	MenuOn(curMenu)
}

/* Menü ausschalten */
function MenuOff(imgName) 
{ 
	if (document)
	{
		if (document.images)
			document[imgName].src = '../images/menu0.gif';
	}
}
	
/* Menü einschalten */
function MenuOn(imgName) 
{
	if (document)
	{
		if (document.images)
		{
			document[imgName].src = '../images/menu1.gif';
			if (imgName != curMenu)
				document[curMenu].src = '../images/menu0.gif';
			curMenu = imgName;
		}
		else
			curMenu = 'm1';
	}
	else
		curMenu = 'm1';
}

/* Sub-Menü Initialisieren */
function SubMenuInit() 
{ 
	SubMenuOn(curSubMenu)
}

/* Sub-Menü ausschalten */
function SubMenuOff(imgName) 
{ 
	if (document.images)
		document[imgName].src = '../images/submenu0.gif';
}
	
/* Sub-Menü einschalten */
function SubMenuOn(imgName) 
{
	if (document.images)
	{
		document[imgName].src = '../images/submenu1.gif';
		if (imgName != curSubMenu)
			document[curSubMenu].src = '../images/submenu0.gif';
		curSubMenu = imgName;
	}
	else
		curSubMenu = 'p1';
}

/* Zeigt die angegebenen Seiten für den angegebenen Hauptmenüpunkt */
function ShowMenuFrames(l, h, menu)
{
	parent.Hauptframe.location.href = '../' + menu + '/' + h + '.htm';
	parent.Left.location.href = '../' + menu + '/' + l + '.htm';
}

/* Hinweis-Fenster ohne jegliche Funktionalität anzeigen */
function HintWindow(s, w, h)
{
	window.open(s, "", "width=" + w + ",      height=" + h + ",resizable=no,scrollbars=no,toolbar=no,status=no,directories=no,menubar=no,location=no")
}

/* Impressum anzeigen */
function ShowImpressum()
{
	HintWindow('../impress/impress.htm', 600, 400)
}