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_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_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_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}

function ajaxAction(n, z, p, b, r, k){
  var fileLoadingImage = "/img/site/loading.gif";
  
  if (!document.getElementById(n)){ return; }
  if( b == 'zahl' && document.getElementById(p) && (isNaN(document.getElementById(p).value) || document.getElementById(p).value.length < 2) ){ return; }

  var objBox = document.getElementById(n);

  // overlay
  var objOverlay = document.createElement("div");
	objOverlay.setAttribute('id','apoverlay'+z);
	objOverlay.style.display = 'none';
	objBox.appendChild(objOverlay);

  // loading
	var objLoading = document.createElement("div");
	objLoading.setAttribute('id','aploading'+z);
	objLoading.style.display = 'none';
	objBox.appendChild(objLoading);
	var objLoadingImage = document.createElement("img");
	objLoadingImage.setAttribute('src', fileLoadingImage);
	objLoading.appendChild(objLoadingImage);

	hideSelectBoxes();
	
	/*
	-moz-opacity: 0.6;
	opacity: 0.6;
  */

	var cw = $(n).getDimensions();

	$('apoverlay'+z).setStyle({
	position: 'absolute', 
	marginTop: '-'+cw.height+'px', 
	left: '1px', 
	width: cw.width-60+'px', 
	marginLeft: '30px', 
	textAlign: 'center', 
	height: cw.height+'px', 
	backgroundColor: '#000'
  });
	
	$('aploading'+z).setStyle({
	position: 'absolute', 
	left: ((cw.width/2)-16)+'px', 
	textAlign: 'center', 
	top: '0px', 
	lineHeight: '0px', 
	width: 'auto'
  });

	new Effect.Appear('apoverlay'+z, { duration: 0.2, from: 0.0, to: 0.6 });
	Element.show('aploading'+z);
	
	var block = escape(z);
	if(p && document.getElementById(p)){
  	var parm = '&parm='+escape(document.getElementById(p).value);
  }
  
  if(r && k){
    var parm = '&'+escape(k)+'='+escape(r);
  }
	
	var pstr = 'block='+block+parm;
	
	new Ajax.Updater( n, '/ajax.php', { method: 'post', parameters: pstr,  onComplete: function(){clearend();}} );
}

function clearend(){
  showSelectBoxes();
}

function showSelectBoxes(){
	selects = document.getElementsByTagName("select");
	for (i = 0; i != selects.length; i++) {
		//selects[i].style.visibility = "visible";
		$(selects[i]).setStyle({visibility: 'visible'});
	}
}
function hideSelectBoxes(){
	selects = document.getElementsByTagName("select");
	for (i = 0; i != selects.length; i++) {
		//selects[i].style.visibility = "hidden";
		$(selects[i]).setStyle({visibility: 'hidden'});
	}
}

function showk(n){
  MM_showHideLayers('l_'+n,'','show')
}
function hidek(n){
  MM_showHideLayers('l_'+n,'','hide')
}