var last_active_id='';
var last_active_root='';
var oldColor='';
var myBackcolor;
function showSubmenu(id)
{
if(document.getElementById('submenu_aktuelles_span')!=null)
{
	//document.getElementById('submenu_aktuelles').style.display="none";
	document.getElementById('submenu_aktuelles_span').style.background=oldColor;
}
if(document.getElementById('submenu_die_gruppe_main')!=null)
{
	document.getElementById('submenu_die_gruppe_main').style.display="none";
	document.getElementById('submenu_die_gruppe_main_span').style.background=oldColor;
}
if(document.getElementById('submenu_philosophie_main')!=null)
{
	document.getElementById('submenu_philosophie_main').style.display="none";
	document.getElementById('submenu_philosophie_main_span').style.background=oldColor;
}
if(document.getElementById('submenu_ueber_uns')!=null)
{
	document.getElementById('submenu_ueber_uns').style.display="none";
	document.getElementById('submenu_ueber_uns_span').style.background=oldColor;
}

if(document.getElementById('submenu_leistungen')!=null)
{
	document.getElementById('submenu_leistungen').style.display="none";
	document.getElementById('submenu_leistungen_span').style.background=oldColor;
}

if(document.getElementById('submenu_jobs')!=null)
{
	document.getElementById('submenu_jobs').style.display="none";
	document.getElementById('submenu_jobs_span').style.background=oldColor;
}
if(document.getElementById('submenu_newsletter')!=null)
{
	document.getElementById('submenu_newsletter').style.display="none";
	document.getElementById('submenu_newsletter_span').style.background=oldColor;
}

if(document.getElementById('submenu_kontakt')!=null)
{
	document.getElementById('submenu_kontakt').style.display="none";
	document.getElementById('submenu_kontakt_span').style.background=oldColor;
}

if(document.getElementById('submenu_partner')!=null)
{
	document.getElementById('submenu_partner').style.display="none";
	document.getElementById('submenu_partner_span').style.background=oldColor;
}

if(document.getElementById('submenu_referenzen')!=null)
{
	document.getElementById('submenu_referenzen').style.display="none";
	document.getElementById('submenu_referenzen_span').style.background=oldColor;
}


//alert("showing : "+id);
	if(document.getElementById(id)!=null)
	{	
		document.getElementById(id).style.display="block";
	}
	oldColor=document.getElementById(id+"_span").style.background;
	document.getElementById(id+"_span").style.background="#c0c0c0";
myBackcolor="#c0c0c0";


}

function setVisible(id)
{
	showSubmenu(id,document.getElementById(id+'_span'));
}

function highlightThis(id)
{
	myBackcolor=document.getElementById(id).style.background;
	if(document.getElementById(id)!=null)
		document.getElementById(id).style.background="#c0c0c0";
}
function resetThis(w)
{
			w.style.background=myBackcolor;
}