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_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_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_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() { //v3.0
  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 show1 () {
  if (document.getElementById)
    document.getElementById("Part1").style.display = "inline";
	document.getElementById("Part2").style.display = "none";
	document.getElementById("Part3").style.display = "none";
	document.getElementById("Part4").style.display = "none";

}

function show2 () {
  if (document.getElementById)
    document.getElementById("Part1").style.display = "none";
	document.getElementById("Part2").style.display = "inline";
	document.getElementById("Part3").style.display = "none";
	document.getElementById("Part4").style.display = "none";
}

function show3 () {
  if (document.getElementById)
    document.getElementById("Part1").style.display = "none";
	document.getElementById("Part2").style.display = "none";
	document.getElementById("Part3").style.display = "inline";
	document.getElementById("Part4").style.display = "none";
}

function show4 () {
  if (document.getElementById)
    document.getElementById("Part1").style.display = "none";
	document.getElementById("Part2").style.display = "none";
	document.getElementById("Part3").style.display = "none";
	document.getElementById("Part4").style.display = "inline";
}

function chkFormular ()
{
  if (document.form.Gelesen.checked == false)
  {
    alert("Bitte lesen Sie die Informationen zum Datenschutz auf dieser Homepage und klicken Sie dann die Checkbox neben derr Hinweiszeile an. Wenn Sie nicht einverstanden sind, senden Sie bitte dieses Kontaktformular nicht ab.");
    return false;
  }
}