// zur Anzeige der Texte
  function swap(targetID) {
  	obj = document.getElementById(targetID);
	obj.style.display = (obj.style.display == 'none') ? 'block' : 'none';
  }
function einblenden(div) {
  with(document.getElementById(div).style){
    if(display=="none"){
      display="inline";
    }
    else{
      display="none";
    }
  }
}

// ------------------------
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_validateForm() { //v4.0
  var i,p,q,nm,test,num,min,max,errors='',args=MM_validateForm.arguments;
  for (i=0; i<(args.length-2); i+=3) { test=args[i+2]; val=MM_findObj(args[i]);
    if (val) { nm=val.name; if ((val=val.value)!="") {
      if (test.indexOf('isEmail')!=-1) { p=val.indexOf('@');
        if (p<1 || p==(val.length-1)) errors+='- '+nm+' muss eine gültige eMail Adresse enthalten.\n';
      } else if (test!='R') { num = parseFloat(val);
        if (isNaN(val)) errors+='- '+nm+' muss eine Zahl enthalten.\n';
        if (test.indexOf('inRange') != -1) { p=test.indexOf(':');
          min=test.substring(8,p); max=test.substring(p+1);
          if (num<min || max<num) errors+='- '+nm+' must contain a number between '+min+' and '+max+'.\n';
    } } } else if (test.charAt(0) == 'R') errors += '- '+nm+' ist erforderlich.\n'; }
  } if (errors) alert('Nachfolgende Felder müssen ausgefüllt werden:\n'+errors);
  document.MM_returnValue = (errors == '');
}
	 
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_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_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];}
}

/*
	Titel:	Navigationsscripte
	Autor:	@lexander-schweizer.com
	WWW:	www.alexander-schweizer.com
	eMail:	kontakt@alexander-schweizer.com

	Copyright (c) 2003 @lexander-schweizer.com.
	All rights reserved. Alle Rechte vorbehalten.

	Dieser Code darf für nicht-kommerzielle Anwendungen frei genutzt und
	angepaßt werden, solange dies unentgeltlich erfolgt und
	dieser Vermerk bestehen bleibt.
*/

var	ie = (document.all)? true:false;
var	selectedTopic			= '';
var	selectedSubTopic		= '';
var	highlighted				= '';
var	basePath				= "/neu/";
//var	basePath				= "/wunderbare-band/neu/";
var	topicPattern			= 'nav_';
var	subTopicPattern			= 'subnav_';
var	defPattern				= '_d.';
var	hlPattern				= '_h.';
var	pictures				= new Array();
	
//Wo befindet sich die Seite
function checkTopics()
{
	var	path	= location.pathname;
	var	pos		= -1;

	if (path.indexOf(basePath) == 0)
	{
		path	= path.substring(basePath.length);
	}

	loadImages();

	pos	= path.indexOf('/');
	while (pos == 0)
	{
		path							= path.substring(pos + 1);
		pos								= path.indexOf('/');
	}

	if (pos > 0)
	{
		selectedTopic			= topicPattern + path.substring(0, pos);
		path							= path.substring(pos + 1);
	}

	pos	= path.indexOf('/');
	while (pos == 0)
	{
		path							= path.substring(pos + 1);
		pos								= path.indexOf('/');
	}

	if (pos > 0)
	{
		selectedSubTopic	= subTopicPattern + path.substring(0, pos);
	}

	swapImage(selectedTopic, 1);
	swapImage(selectedSubTopic, 1);
}

//lade die Buttons in ein array
function loadImages()
{
	var	name	= '';
	var	src		= '';
	var	pos		= -1;

	if (document.images)
	{
		for (i = 0; i < document.images.length; i++)
		{
			if (document.images[i].name && (document.images[i].name != ''))
			{
				name	= document.images[i].name;

				if ((name.indexOf(subTopicPattern) == 0) || (name.indexOf(topicPattern) == 0))
				{
					if ((!pictures[name]) || (pictures[name] == null))
					{
						src	= document.images[i].src;
						pictures[name]		= new Array();
						pictures[name][0]	= new Image();
						pictures[name][0].src	= src;

						pos	= src.indexOf(defPattern);
						if (pos > 0)
						{
							src	= src.substring(0, pos) + hlPattern + src.substring(pos + defPattern.length);
						}
						
						pictures[name][1]		= new Image();
						pictures[name][1].src	= src;
					}
				}
			}
		}
	}
}

function doHighlight(picName)
{
	if ((picName != selectedTopic) && (picName != selectedSubTopic))
	{
		highlighted	= swapImage(picName, 1);
	}
}

function undoHighlight()
{
	if ((highlighted != '') && (highlighted != selectedTopic) && (highlighted != selectedSubTopic))
	{
		swapImage(highlighted, 0);
		highlighted	= '';
	}
}

function swapImage(picName, picNum)
{
	if (picName == '')
	{
	//alert("Can't change image with no image-name specified ");
	}
	else

	{
		if (pictures[picName] && (pictures[picName] != null) &&
				pictures[picName][picNum] && (pictures[picName][picNum] != null))
		{
			var obj	= findObj(picName);
			if (obj && (obj != null))
			{
				obj.src	= pictures[picName][picNum].src;
				return(picName);
			}
			else
			{
				alert("Unable to find image named " + picName);
			}
		}
		else
		{
//			alert("Image \"" + picName + "\" is not loaded");
		}
	}
	return('');
}

function findObj(n, d)
{
	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	= findObj(n,d.layers[i].document);

	return x;
}

//Subnavigation Examples

//var files = 13; //Höchster Dateizähler
var url = window.location.href;
url = url.split("/");
url = url[url.length-1].split(".");
url = url[url.length-2];
url = url.split("_");
url = url[url.length-1];
url = parseInt(url);
goNext = url + 1;
goBack = url - 1;

function gotonext(){
	if(url < files){
		window.location.href = 'index' + "_" + goNext + '.html';
		}
	}
function gotolast(){
	if(url > 1){
		window.location.href = 'index' + "_" + goBack + '.html';
		}
	}