// JavaScript Document Chirurgische Gemeinschaftspraxis Solingern
// author: nik-art.de :: Niklas Zillinger

var shown_id = '0';

function hidesub(id){
	if(shown_id!=id){
		
		o = document.getElementById('overlay');
	 	o.style.display = 'none';
		
		submenu=document.getElementById(id);
		submenu.style.display = 'none';	
		
		ml = id + "_m";
		mlink = document.getElementById(ml);
		mlink.style.backgroundImage = 'none';
		mlink.style.color = '#fff';
		
	}
}

function showsub(id){

	var s=setshown();

	if(shown_id!=id){
		ol = document.getElementById('overlay');
	 	ol.style.display = 'block';
		
		submenu=document.getElementById(id);
		submenu.style.display = 'block';
		submenu.style.position = 'absolute';
		submenu.style.zIndex = '3';
		submenu.style.top = '162px';
		
		ml = id + "_m";
		mlink = document.getElementById(ml);
		mlink.style.backgroundImage = 'url(img/layout/hover_back.jpg)';
		mlink.style.backgroundRepeat = 'repeat-x';
		mlink.style.color = '#608f2e';
		
	}
}

function setshown(){
	
	s1 = document.getElementById('praxis');
	s2 = document.getElementById('team');
	s3 = document.getElementById('leistungen');
	
	if(s1.className == 'submenu sel'){shown_id='praxis';}
	if(s2.className == 'submenu sel'){shown_id='team';}
	if(s3.className == 'submenu sel'){shown_id='leistungen';}
	
}