/**
			 * Switch Menu
			 */

			/***********************************************
			* Switch Menu script- by Martial B of http://getElementById.com/
			* Modified by Dynamic Drive for format & NS4/IE4 compatibility
			* Visit http://www.dynamicdrive.com/ for full source code
			***********************************************/
			
			
			//2 Zusatzfunktionen von mir....
			function getElementsByClassName(class_name){
			    var all_obj;
					var ret_obj=new Array();
					var j=0;
			    var i;		  
			    if(document.getElementsByTagName){
					  all_obj=document.getElementsByTagName("*");
			      for(i=0;i<all_obj.length;i++){
			        if(all_obj[i].className.indexOf(class_name)!=-1){
			          ret_obj[j]=all_obj[i];
			          j++;
			        }
			      }
					}
			    return ret_obj; //!!!! Array
			 }
			 
			
			 			
			
			var persistmenu="yes" //"yes" or "no". Make sure each SPAN content contains an incrementing ID starting at 1 (id="sub1", id="sub2", etc)
			var persisttype="sitewide" //enter "sitewide" for menu to persist across site, "local" for this page only
			
			
			if (document.getElementById){ //DynamicDrive.com change
			document.write('<style type="text/css">\n')
			document.write('.submenu{display: none;}\n')
			document.write('</style>\n')
			}
			
			function SwitchMenu(obj){
				if(document.getElementById){
				var el = document.getElementById(obj);				
				var ar = document.getElementById("navi").getElementsByTagName("span"); //DynamicDrive.com change
					if(el.style.display != "block"){ //DynamicDrive.com change
						for (var i=0; i<ar.length; i++){
							if (ar[i].className=="submenu") //DynamicDrive.com change
							ar[i].style.display = "none";
						}
						el.style.display = "block";						
					}else{
						el.style.display = "none";
					}
				}
				
			}
			
			
			
			function get_cookie(derName) { 			
			var search = derName + "=";
			var returnvalue = "";			
			if (document.cookie.length > 0) {				
			offset = document.cookie.indexOf(search);			
			if (offset != -1) { 
			offset += search.length;
			end = document.cookie.indexOf(";", offset);
			if (end == -1) end = document.cookie.length;
			returnvalue=unescape(document.cookie.substring(offset, end));
			}
			}
			return returnvalue;
			}
			
			function onloadfunction(){				
			if (persistmenu=="yes"){				
			var cookiename=(persisttype=="sitewide")? "switchmenu" : window.location.pathname;
			var cookievalue=get_cookie(cookiename);
			
			if (cookievalue!="")
			document.getElementById(cookievalue).style.display="block";
			
			}
			
			
			var dieLinks = getElementsByClassName("navi");
			//var dieOberpunkte = getElementsByClassName("oberpunkt");
			
			//aktive Links mit farbe hinterlegen (geht mit css komischerweise nicht)
				
			for(var z = 0; z < dieLinks.length; z++){
				//alert(dieLinks[z].getAttribute('href'));
				if(location.href.indexOf(dieLinks[z].getAttribute('href'))!=-1){
					//alert(dieLinks[z].getAttribute('href'));
					dieLinks[z].style.backgroundColor="#f2f4f7";
				}
			}
			
			
			}
			
			function savemenustate(){
			var inc=1, blockid="";
			while (document.getElementById("sub"+inc)){
			if (document.getElementById("sub"+inc).style.display=="block"){
			blockid="sub"+inc;
			break;
			}
			inc++;
			}
			var cookiename=(persisttype=="sitewide")? "switchmenu" : window.location.pathname;
			var cookievalue=(persisttype=="sitewide")? blockid+";path=/" : blockid;
			document.cookie=cookiename+"="+cookievalue;
			}
			
			// Aufruf in der HTML-Datei - onload findet bei diesen vielen Bildern etwas spät statt....
			/*
			if (window.addEventListener)
			window.addEventListener("load", onloadfunction, false);
			else if (window.attachEvent)
			window.attachEvent("onload", onloadfunction);
			else if (document.getElementById)
			window.onload=onloadfunction;
			*/
			
			if (persistmenu=="yes" && document.getElementById)
			window.onunload=savemenustate;