function CheckBoxCheck(Formular, Feld) 
	{
		CheckBoxEintrag = eval("document." + Formular + "." + Feld);
		CheckBoxEintrag.checked = !(CheckBoxEintrag.checked);
	}

	function Nix() 
	{
	}

	function OeffneFenster(theURL,winName,Hoehe, Breite) 
	{
		MeinFenster = window.open(theURL,winName,'scrollbars=yes,resizable=yes,width='+Breite+',height='+Hoehe+',left=100,top=100');
		MeinFenster.focus;
	}


	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_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 WechselSchalter(Art, i, Standard)
	{
		if (Standard)
		{
			if (Art == 1)
			{
				document['Markierung'+i].src='images/BlattPfeil_aktiv.gif';
			}
			else if (Art == 2)
			{
				document['Markierung'+i].src='images/BlattOkay_aktiv.gif';
			}
			else if (Art == 3)
			{
				document['Markierung'+i].src='images/BlattLoeschen_aktiv.gif';
			}
			else if (Art == 4)
			{
				document['Markierung'+i].src='images/BlattPlus_aktiv.gif';
			}
			else if (Art == 5)
			{
				document['Markierung'+i].src='images/BlattZurueck_aktiv.gif';
			}
			else if (Art == 6)
			{
				document['Markierung'+i].src='images/BlattGruppieren_aktiv.gif';
			}
			else if (Art == 7)
			{
				document['Markierung'+i].src='images/BlattKontakt_aktiv.gif';
			}
		}
		else
		{
			if (Art == 1)
			{
				document['Markierung'+i].src='images/BlattPfeil.gif';
			}
			else if (Art == 2)
			{
				document['Markierung'+i].src='images/BlattOkay.gif';
			}
			else if (Art == 3)
			{
				document['Markierung'+i].src='images/BlattLoeschen.gif';
			}
			else if (Art == 4)
			{
				document['Markierung'+i].src='images/BlattPlus.gif';
			}
			else if (Art == 5)
			{
				document['Markierung'+i].src='images/BlattZurueck.gif';
			}
			else if (Art == 6)
			{
				document['Markierung'+i].src='images/BlattGruppieren.gif';
			}
			else if (Art == 7)
			{
				document['Markierung'+i].src='images/BlattKontakt.gif';
			}
		}
	}

	function blocking(i)
	{
		if (!supported)
		{
			alert('Die Funktionalitaeten werden von Ihrem Browser nicht unterstuetzt...');
			return;
		}

		WechselSchalter(i, 'Klick');

		shown[i] = (shown[i]) ? false : true;
		current = (shown[i]) ? 'block' : 'none';
		

		if (document.getElementById)
		{
			document.getElementById('number'+i).style.display = current;
		}
		else if (document.all)
		{
			document.all['number'+i].style.display = current;
		}
	}
	
	
	// Example: showHideLayers(Layer1,'','show',Layer2,'','hide');
	function showHideLayers()
	{ 
	  var i, visStr, obj, args = showHideLayers.arguments;
	  for (i=0; i<(args.length-2); i+=3)
	  {
		if ((obj = findObj(args[i])) != null)
		{
		  visStr = args[i+2];
		  if (obj.style)
		  {
			obj = obj.style;
			if(visStr == 'show') visStr = 'visible';
			else if(visStr == 'hide') visStr = 'hidden';
		  }
		  obj.visibility = visStr;
		}
	  }
	}