function mitte(w,h,url,n,s)
		{
			l = (screen.availWidth/2)-(w/2);
			t = (screen.availHeight/2)-(h/2);
			win = window.open(url,n,"width="+w+",height="+h+",left="+l+",top="+t+",toolbar=0,menubar=0,location=0,status=0,resizable=0,scrollbars="+s+"");
			win.focus();
		}

function exchangeDisplay(id){

			 if(document.getElementById(id).style.display == 'none')
			 {
 			 document.getElementById(id).style.display = 'block';
			 }
			 else
			 {
			  document.getElementById(id).style.display = 'none';
			 }

			}
			
function Display_on(id){
				document.getElementById(id).style.display = 'block';
			}
			
function Display_off(id){
				document.getElementById(id).style.display = 'none';
			}			
function Menue () {
			  if (typeof window.pageYOffset == "number") {
 			   if (NS4) {
    			  getElement("id", "Nav").top = window.pageYOffset + 50;
   			 } else {
     			 getElement("id", "Nav").style.top = window.pageYOffset + 50;
   			 }
 			 } else {
  			  if (typeof document.body.scrollTop == "number")
     			 getElement("id", "Nav").style.top = document.body.scrollTop + 50;
 			 }
  			if (OP)
   			 getElement("id", "NavLinks").style.pixelTop = NavLinksPos;
 			 if (NS4) {
   			 getElement("id", "Nav").visibility = "show";
 			 } else {
    			getElement("id", "Nav").style.visibility = "visible";
  			}
			}
			
function noMenue () {
 			 if (NS4) {
  			  getElement("id", "Nav").visibility = "hide";
 			 } else {
   			 getElement("id", "Nav").style.visibility = "hidden";
 			 }
			}

			function handleMove (ev) {
 			 if (!ev)
   			 ev = window.event;
 			 var mausposition = ev.pageX ? ev.pageX : ev.clientX;
  			if (mausposition < 220) {
     			 //Menue();
     			 var value = Element.getOpacity('bg_navigation');
     			 new Effect.Opacity('bg_navigation', {duration:0.6, to:0.8});
     			 if(value==0) {
     			 	
     			 }
     			 //alert(value);
  			} else {
   			 if (mausposition > 220) {
     			 //noMenue();
     			 new Effect.Opacity('bg_navigation', {duration:0.6, to:0});
   			 }
  			}
			}

function Event_init () {
 			 if (document.addEventListener) {
   			 document.addEventListener("mousemove", handleMove, true);
 			 } else {
    			if (NS4) {
     			 document.captureEvents(Event.MOUSEMOVE);
      			document.onmousemove = handleMove;
    			} else {
     			 document.body.onmousemove = handleMove;
   			 }
 			 }
 			 if (OP) {
   			 NavLinksPos = 42; // Position des Bereiches NavLinks
   			 getElement("id", "NavLinks").style.pixelTop = NavLinksPos;
  			}
			}
/*			
function Preload_images() {
			bg = new Image();
			bg.src = "../images/bg.jpg";
			}
		

*/
function off () {
	javascript:exchangeDisplay('bg');
	javascript:exchangeDisplay('bg_w');
}

function content_layer () {
	javascript:exchangeDisplay('content_layer');
}

function content_layer_1 () {
	javascript:Display_on('content_layer_1');
	javascript:Display_off('content_layer_2');
	javascript:Display_off('content_layer_3');
}
function content_layer_2 () {
	javascript:Display_on('content_layer_2');
	javascript:Display_off('content_layer_1');
	javascript:Display_off('content_layer_3');
}
function content_layer_3 () {
	javascript:Display_on('content_layer_3');
	javascript:Display_off('content_layer_1');
	javascript:Display_off('content_layer_2');
}



				function popup_karte_off() {
					javascript:Display_off('karte');
					javascript:Display_off('overlayer');
					
				}
			
				function popup_001() {
					javascript:Display_on('popup_001');
					javascript:Display_off('popup_002');
					javascript:Display_off('popup_003');
					javascript:Display_off('mo_001');
				}
				
				function popup_001_off() {
					javascript:Display_off('popup_001');
				}
				
				function mo_001() {
					javascript:Display_on('mo_001');
				}
				
				function mo_001_off() {
					javascript:Display_off('mo_001');
				}
				
				function popup_002() {
					javascript:Display_off('popup_001');
					javascript:Display_on('popup_002');
					javascript:Display_off('popup_003');
					javascript:Display_off('mo_002');
				}
				
				function popup_002_off() {
					javascript:Display_off('popup_002');
				}
				
				function mo_002() {
					javascript:Display_on('mo_002');
				}
				
				function mo_002_off() {
					javascript:Display_off('mo_002');
				}
				
				function popup_003() {
					javascript:Display_off('popup_001');
					javascript:Display_off('popup_002');
					javascript:Display_on('popup_003');
					javascript:Display_off('mo_003');
				}
				
				function popup_003_off() {
					javascript:Display_off('popup_003');
				}	
				
				function mo_003() {
					javascript:Display_on('mo_003');
				}
				
				function mo_003_off() {
					javascript:Display_off('mo_003');
				}
				
				function mo_ch() {
					javascript:Display_on('mo_ch');
				}
				
				function mo_ch_off() {
					javascript:Display_off('mo_ch');
				}
				
				function mo_at() {
					javascript:Display_on('mo_at');
				}
				
				function mo_at_off() {
					javascript:Display_off('mo_at');
				}
				
				function mo_d_nord() {
					javascript:Display_on('mo_d_nord');
				}
				
				function mo_d_nord_off() {
					javascript:Display_off('mo_d_nord');
				}
				
				function mo_d_sued() {
					javascript:Display_on('mo_d_sued');
				}
				
				function mo_d_sued_off() {
					javascript:Display_off('mo_d_sued');
				}
				
				function mo_it() {
					javascript:Display_on('mo_it');
				}
				
				function mo_it_off() {
					javascript:Display_off('mo_it');
				}
				
				function mo_bx() {
					javascript:Display_on('mo_bx');
				}
				
				function mo_bx_off() {
					javascript:Display_off('mo_bx');
				}
				
			function off () {
	/*new Effect.Opacity("bg", {duration:1.0, from:1.0, to:0.0});
	*/
	Effect.Fade('overlayer');
	Effect.Fade('karte');
	
	/*
	javascript:Display_off('bg');
	*/
}