function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function MM_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}

function MM_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}
//open window in middle of screen with specified width and height
function openWin(cont,tag,w,h) {
	if (w<=screen.availWidth)
		var v_left=(screen.availWidth-w)/2;
	else 
		var v_left="0";
	if (h<=screen.availHeight)
		var v_top=(screen.availHeight-h-50)/2;
	else 
		var v_top="0";
	var windowprops = "dependent=no,hotkeys=yes,location=no,menubar=no,scrollbars=yes,resizable=yes,status=no,toolbar=no,width=" + w + ",height=" + h +",left=" + v_left + ",top=" + v_top;
    pleaze = window.open(cont,tag,windowprops);
    pleaze.focus();
}
//close window with url RedirectWin
function closeWin(RedirectWin)
{
 	opener.location.href = RedirectWin;
 	self.close();
}

//alternierende Anzeige von Bildern in Divs auf der Startseite (innerhalb div mit ID "LayTextHome")
/*
function toggleDisplay1() { //Funktion für 2 divs
	var d1 = document.getElementById('LayTextHomeSub1');
	var d2 = document.getElementById('LayTextHomeSub2');
    if (d1.style.display == 'block') {
        d1.style.display = 'none';
        d2.style.display = 'block';
    } else {
        d1.style.display = 'block';
        d2.style.display = 'none';
    }
}
*/

function toggleDisplay1() { //modifizierte Funktion mit mehr als 2 divs
	// ++++++++++++++++++++++++++++++++
	var anz_divs = 3; //Anzahl der divs
	//var anz_divs = 2; //Anzahl der divs
	//var anz_divs = 1; //Anzahl der divs
	// ++++++++++++++++++++++++++++++++
	var div_block = 1;
	var div_next = div_block + 1;
	var div_prefix = 'LayTextHomeSub';
	
	for(var i=1; i<=anz_divs; i++) {
		var dx1 = div_prefix + i;
		if( document.getElementById(dx1).style.display == 'block' ) {
			div_block = i;
		}
	}
	
	if(div_block < anz_divs) {
		div_next = div_block + 1;
	} else {
		div_next = 1;
	}
	
	for(var i=1; i<=anz_divs; i++) {
		var dx2 = div_prefix + i;
		if(i == div_next) {
			document.getElementById(dx2).style.display = 'block';
		} else {
			document.getElementById(dx2).style.display = 'none';
		}
	}
}

function startToggleDisplay() {
	var ref = setInterval(toggleDisplay1, 5000);
}