// set variables
	var ie = navigator.appName == "Microsoft Internet Explorer";
	var op = navigator.userAgent.indexOf('Opera') != -1;
	var ns6 = navigator.appName == "Netscape" && navigator.appVersion.substring(0,1) > "4";
	var timer = null;

// open menu x
	function OpenMenu (x) {
		if (ie)  {
			showmenu = eval ("document.all.menu" +x);
			showmenu.style.visibility = "visible";

			var menus = 5;
			for (i = 0; i < menus; i++) {
				currentmenu = eval ("document.all.menu" + i);
				if ((currentmenu.style.visibility == "visible") && (currentmenu != showmenu))  {
					currentmenu.style.visibility = "hidden";
				}
			}
		}

		if (ns6 || op) {
			showmenu = document.getElementsByName ("menu"+x)[0];
			showmenu.style.visibility = "visible";

			var menus = 5;
			for (i = 0; i < menus; i++) {
				currentmenu=document.getElementsByName ("menu"+i)[0];
				if ((currentmenu.style.visibility = "visible") && (currentmenu != showmenu))  {
					 currentmenu.style.visibility = "hidden";
				}
      			}
		}
	}

// hide all menus
	function Close()   {
        		var menus = 5;
		for (i = 0; i < menus; i++) {
               		if (ie) {
               			eval ('document.all.menu' +i + '.style.visibility = "hidden"');
               		}
                		if (ns6 || op) {
                			document.getElementsByName("menu"+i)[0].style.visibility = "hidden";
                		}
        		}
        		
		if (ie)  {
			document.all.quicksearch_ort.style.visibility = "visible";
			document.all.quicksearch_unterbringung.style.visibility = "visible";
			if (document.all.quicksearch_klassi)  {
				document.all.quicksearch_klassi.style.visibility = "visible";
			}
		}
	}

// Alle Selects auf der Seite ausblenden (um IE Bug zu umgehen)
	function hideSelects ()  {
		if (ie)  {
			document.all.quicksearch_ort.style.visibility = "hidden";
			document.all.quicksearch_unterbringung.style.visibility = "hidden";
			if (document.all.quicksearch_klassi)  {
				document.all.quicksearch_klassi.style.visibility = "hidden";
			}
		}
	}

// Mouseover-Effekte für Menuebilder oben
	browserName = navigator.appName;
	browserVer = parseInt(navigator.appVersion);
	version = "null";
	if (browserName == "Netscape" && browserVer >= 3)
		 version = "n3";
	else if (browserName == "Microsoft Internet Explorer" && browserVer >= 4)
		 version = "n3";
	
	if (version == "n3")     { 
			         toc1on = new Image;
	         toc1on.src = "http://www.belchenland.de/clips/headmen_belchenland_mo.gif";
	         toc1off = new Image;
	         toc1off.src="http://www.belchenland.de/clips/headmen_belchenland.gif";
	         toc2on = new Image;
	         toc2on.src = "http://www.belchenland.de/clips/headmen_unterkuenfte_mo.gif";
	         toc2off = new Image;
	         toc2off.src="http://www.belchenland.de/clips/headmen_unterkuenfte.gif";
	         toc3on = new Image;
	         toc3on.src = "http://www.belchenland.de/clips/headmen_service_information_mo.gif";
	         toc3off = new Image;
	         toc3off.src="http://www.belchenland.de/clips/headmen_service_information.gif";
	         toc4on = new Image;
	         toc4on.src = "http://www.belchenland.de/clips/headmen_aktuell_mo.gif";
	         toc4off = new Image;
	         toc4off.src="http://www.belchenland.de/clips/headmen_aktuell.gif";
	         toc5on = new Image;
	         toc5on.src = "http://www.belchenland.de/clips/headmen_wunschurlaub_mo.gif";
	         toc5off = new Image;
	         toc5off.src="http://www.belchenland.de/clips/headmen_wunschurlaub.gif";
	        
	} 
	
	function img_act(imgName)   {
	                if (version == "n3")    { 
	                imgOn = eval(imgName + "on.src"); 
	                document [imgName].src = imgOn;                }        
	}
	
	function img_inact(imgName)  { 
	                if (version == "n3")     {
	                imgOff = eval(imgName + "off.src"); 
	                document [imgName].src = imgOff;                }     
	}