Javascript lightbox

Status
Niet open voor verdere reacties.

pro pizza

Gebruiker
Lid geworden
24 dec 2007
Berichten
454
Ik heb deze code voor plaatjes laten zien op mijn site in javascript, nu kun je in de html file aangeven welke plaatjes moeten worden laten zien, hoe kun je ervoor zorgen dat een hele map wordt weergegeven? Mag ook in PHP..

file.html
HTML:
<html>
<head>
<script type="text/javascript" src="js/prototype.js"></script>
<script type="text/javascript" src="js/scriptaculous.js?load=effects"></script>
<script type="text/javascript" src="js/lightbox.js"></script>
<link rel="stylesheet" href="style.css" type="text/css" media="screen" />
</head>
<body>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01//EN"
"http://www.w3.org/TR/html4/strict.dtd">
<html>

	<head>
	
		
		<title>
			Gallery
		</title>
		
		<link rel="stylesheet" href="style.css" type="text/css" />
	
	</head>

<body>


<div id="header">
<img src="images/header2.jpg" />
</div>	
<div id="navigatie">
	<ul id="lijst">
		<li><a href="index.php">Home</a></li>
		<li><a href="info.html">Info</a></li>
		<li id="actief"><a href="gallery.html" id="current">Gallery</a></li>
		<li><a href="faq.html">Faq</a></li>
		<li><a href="about.html">About</a></li>
		<li><a href="mail.php">Contact</a></li>
		<li><a href="Archive.php">Archive</a></li>
	</ul>
</div>
<div id="line">

</div>
<div id="title">
<div id="titlecont">
Gallery
</div>
<div id="subconttitle">
Title
</div>
</div>

<div id="headcontainer">                
    <div id="container">
<div class="img">
<a href="images/image-1.jpg" rel="lightbox[roadtrip]" title="Plant."><img src="images/image-1.jpg" width="200px" height="200px" /></a>
<a href="images/image-2.jpg" rel="lightbox[roadtrip]" title="Muis."><img src="images/image-2.jpg" width="200px" height="200px" /></a>
<a href="images/image-3.jpg" rel="lightbox[roadtrip]" title="Apenstaartje."><img src="images/image-3.jpg" width="200px" height="200px" /></a>
<a href="images/image-4.jpg" rel="lightbox[roadtrip]" title="Site."><img src="images/image-4.jpg" width="200px" height="200px" /></a>
<a href="images/image-5.jpg" rel="lightbox[roadtrip]" title="Web."><img src="images/image-5.jpg" width="200px" height="200px" /></a>
</div>
</div>
    <div id="rightmenu">
Text
</div>

</div>









</body>
</html>

effects.js
Code:
// Copyright (c) 2005 Thomas Fuchs (http://script.aculo.us, http://mir.aculo.us)
// Contributors:
//  Justin Palmer (http://encytemedia.com/)
//  Mark Pilgrim (http://diveintomark.org/)
//  Martin Bialasinki
// 
// See scriptaculous.js for full license.  

/* ------------- element ext -------------- */  
 
// converts rgb() and #xxx to #xxxxxx format,  
// returns self (or first argument) if not convertable  
String.prototype.parseColor = function() {  
  var color = '#';  
  if(this.slice(0,4) == 'rgb(') {  
    var cols = this.slice(4,this.length-1).split(',');  
    var i=0; do { color += parseInt(cols[i]).toColorPart() } while (++i<3);  
  } else {  
    if(this.slice(0,1) == '#') {  
      if(this.length==4) for(var i=1;i<4;i++) color += (this.charAt(i) + this.charAt(i)).toLowerCase();  
      if(this.length==7) color = this.toLowerCase();  
    }  
  }  
  return(color.length==7 ? color : (arguments[0] || this));  
}

Element.collectTextNodes = function(element) {  
  return $A($(element).childNodes).collect( function(node) {
    return (node.nodeType==3 ? node.nodeValue : 
      (node.hasChildNodes() ? Element.collectTextNodes(node) : ''));
  }).flatten().join('');
}

Element.collectTextNodesIgnoreClass = function(element, className) {  
  return $A($(element).childNodes).collect( function(node) {
    return (node.nodeType==3 ? node.nodeValue : 
      ((node.hasChildNodes() && !Element.hasClassName(node,className)) ? 
        Element.collectTextNodes(node) : ''));
  }).flatten().join('');
}

Element.setStyle = function(element, style) {
  element = $(element);
  for(k in style) element.style[k.camelize()] = style[k];
}

Element.setContentZoom = function(element, percent) {  
  Element.setStyle(element, {fontSize: (percent/100) + 'em'});   
  if(navigator.appVersion.indexOf('AppleWebKit')>0) window.scrollBy(0,0);  
}

Element.getOpacity = function(element){  
  var opacity;
  if (opacity = Element.getStyle(element, 'opacity'))  
    return parseFloat(opacity);  
  if (opacity = (Element.getStyle(element, 'filter') || '').match(/alpha\(opacity=(.*)\)/))  
    if(opacity[1]) return parseFloat(opacity[1]) / 100;  
  return 1.0;  
}

Element.setOpacity = function(element, value){  
  element= $(element);  
  if (value == 1){
    Element.setStyle(element, { opacity: 
      (/Gecko/.test(navigator.userAgent) && !/Konqueror|Safari|KHTML/.test(navigator.userAgent)) ? 
      0.999999 : null });
    if(/MSIE/.test(navigator.userAgent))  
      Element.setStyle(element, {filter: Element.getStyle(element,'filter').replace(/alpha\([^\)]*\)/gi,'')});  
  } else {  
    if(value < 0.00001) value = 0;  
    Element.setStyle(element, {opacity: value});
    if(/MSIE/.test(navigator.userAgent))  
     Element.setStyle(element, 
       { filter: Element.getStyle(element,'filter').replace(/alpha\([^\)]*\)/gi,'') +
                 'alpha(opacity='+value*100+')' });  
  }   
}  
 
Element.getInlineOpacity = function(element){  
  return $(element).style.opacity || '';
}  

Element.childrenWithClassName = function(element, className) {  
  return $A($(element).getElementsByTagName('*')).select(
    function(c) { return Element.hasClassName(c, className) });
}

Array.prototype.call = function() {
  var args = arguments;
  this.each(function(f){ f.apply(this, args) });
}

/*--------------------------------------------------------------------------*/

var Effect = {
  tagifyText: function(element) {
    var tagifyStyle = 'position:relative';
    if(/MSIE/.test(navigator.userAgent)) tagifyStyle += ';zoom:1';
    element = $(element);
    $A(element.childNodes).each( function(child) {
      if(child.nodeType==3) {
        child.nodeValue.toArray().each( function(character) {
          element.insertBefore(
            Builder.node('span',{style: tagifyStyle},
              character == ' ' ? String.fromCharCode(160) : character), 
              child);
        });
        Element.remove(child);
      }
    });
  },
  multiple: function(element, effect) {
    var elements;
    if(((typeof element == 'object') || 
        (typeof element == 'function')) && 
       (element.length))
      elements = element;
    else
      elements = $(element).childNodes;
      
    var options = Object.extend({
      speed: 0.1,
      delay: 0.0
    }, arguments[2] || {});
    var masterDelay = options.delay;

    $A(elements).each( function(element, index) {
      new effect(element, Object.extend(options, { delay: index * options.speed + masterDelay }));
    });
  },
  PAIRS: {
    'slide':  ['SlideDown','SlideUp'],
    'blind':  ['BlindDown','BlindUp'],
    'appear': ['Appear','Fade']
  },
  toggle: function(element, effect) {
    element = $(element);
    effect = (effect || 'appear').toLowerCase();
    var options = Object.extend({
      queue: { position:'end', scope:(element.id || 'global') }
    }, arguments[2] || {});
    Effect[Element.visible(element) ? 
      Effect.PAIRS[effect][1] : Effect.PAIRS[effect][0]](element, options);
  }
};

var Effect2 = Effect; // deprecated

/* ------------- transitions ------------- */

Effect.Transitions = {}

Effect.Transitions.linear = function(pos) {
  return pos;
}
Effect.Transitions.sinoidal = function(pos) {
  return (-Math.cos(pos*Math.PI)/2) + 0.5;
}
Effect.Transitions.reverse  = function(pos) {
  return 1-pos;
}
Effect.Transitions.flicker = function(pos) {
  return ((-Math.cos(pos*Math.PI)/4) + 0.75) + Math.random()/4;
}
Effect.Transitions.wobble = function(pos) {
  return (-Math.cos(pos*Math.PI*(9*pos))/2) + 0.5;
}
Effect.Transitions.pulse = function(pos) {
  return (Math.floor(pos*10) % 2 == 0 ? 
    (pos*10-Math.floor(pos*10)) : 1-(pos*10-Math.floor(pos*10)));
}
Effect.Transitions.none = function(pos) {
  return 0;
}
Effect.Transitions.full = function(pos) {
  return 1;
}

/* ------------- core effects ------------- */

Effect.ScopedQueue = Class.create();
Object.extend(Object.extend(Effect.ScopedQueue.prototype, Enumerable), {
  initialize: function() {
    this.effects  = [];
    this.interval = null;
  },
  _each: function(iterator) {
    this.effects._each(iterator);
  },
  add: function(effect) {
    var timestamp = new Date().getTime();
    
    var position = (typeof effect.options.queue == 'string') ? 
      effect.options.queue : effect.options.queue.position;
    
    switch(position) {
      case 'front':
        // move unstarted effects after this effect  
        this.effects.findAll(function(e){ return e.state=='idle' }).each( function(e) {
            e.startOn  += effect.finishOn;
            e.finishOn += effect.finishOn;
          });
        break;
      case 'end':
        // start effect after last queued effect has finished
        timestamp = this.effects.pluck('finishOn').max() || timestamp;
        break;
    }
    
    effect.startOn  += timestamp;
    effect.finishOn += timestamp;
    this.effects.push(effect);
    if(!this.interval) 
      this.interval = setInterval(this.loop.bind(this), 40);
  },
  remove: function(effect) {
    this.effects = this.effects.reject(function(e) { return e==effect });
    if(this.effects.length == 0) {
      clearInterval(this.interval);
      this.interval = null;
    }
  },
  loop: function() {
    var timePos = new Date().getTime();
    this.effects.invoke('loop', timePos);
  }
});

Effect.Queues = {
  instances: $H(),
  get: function(queueName) {
    if(typeof queueName != 'string') return queueName;
    
    if(!this.instances[queueName])
      this.instances[queueName] = new Effect.ScopedQueue();
      
    return this.instances[queueName];
  }
}
Effect.Queue = Effect.Queues.get('global');

Effect.DefaultOptions = {
  transition: Effect.Transitions.sinoidal,
  duration:   1.0,   // seconds
  fps:        25.0,  // max. 25fps due to Effect.Queue implementation
  sync:       false, // true for combining
  from:       0.0,
  to:         1.0,
  delay:      0.0,
  queue:      'parallel'
}

Effect.Base = function() {};
Effect.Base.prototype = {
  position: null,
  start: function(options) {
    this.options      = Object.extend(Object.extend({},Effect.DefaultOptions), options || {});
    this.currentFrame = 0;
    this.state        = 'idle';
    this.startOn      = this.options.delay*1000;
    this.finishOn     = this.startOn + (this.options.duration*1000);
    this.event('beforeStart');
    if(!this.options.sync)
      Effect.Queues.get(typeof this.options.queue == 'string' ? 
        'global' : this.options.queue.scope).add(this);
  },
  loop: function(timePos) {
    if(timePos >= this.startOn) {
      if(timePos >= this.finishOn) {
        this.render(1.0);
        this.cancel();
        this.event('beforeFinish');
        if(this.finish) this.finish(); 
        this.event('afterFinish');
        return;  
      }
      var pos   = (timePos - this.startOn) / (this.finishOn - this.startOn);
      var frame = Math.round(pos * this.options.fps * this.options.duration);
      if(frame > this.currentFrame) {
        this.render(pos);
        this.currentFrame = frame;
      }
    }
  },
  render: function(pos) {
    if(this.state == 'idle') {
      this.state = 'running';
      this.event('beforeSetup');
      if(this.setup) this.setup();
      this.event('afterSetup');
    }
    if(this.state == 'running') {
      if(this.options.transition) pos = this.options.transition(pos);
      pos *= (this.options.to-this.options.from);
      pos += this.options.from;
      this.position = pos;
      this.event('beforeUpdate');
      if(this.update) this.update(pos);
      this.event('afterUpdate');
    }
  },
  cancel: function() {
    if(!this.options.sync)
      Effect.Queues.get(typeof this.options.queue == 'string' ? 
        'global' : this.options.queue.scope).remove(this);
    this.state = 'finished';
  },
  event: function(eventName) {
    if(this.options[eventName + 'Internal']) this.options[eventName + 'Internal'](this);
    if(this.options[eventName]) this.options[eventName](this);
  },
  inspect: function() {
    return '#<Effect:' + $H(this).inspect() + ',options:' + $H(this.options).inspect() + '>';
  }
}

Effect.Parallel = Class.create();
Object.extend(Object.extend(Effect.Parallel.prototype, Effect.Base.prototype), {
  initialize: function(effects) {
    this.effects = effects || [];
    this.start(arguments[1]);
  },
  update: function(position) {
    this.effects.invoke('render', position);
  },
  finish: function(position) {
    this.effects.each( function(effect) {
      effect.render(1.0);
      effect.cancel();
      effect.event('beforeFinish');
      if(effect.finish) effect.finish(position);
      effect.event('afterFinish');
    });
  }
});

Effect.Opacity = Class.create();
Object.extend(Object.extend(Effect.Opacity.prototype, Effect.Base.prototype), {
  initialize: function(element) {
    this.element = $(element);
    // make this work on IE on elements without 'layout'
    if(/MSIE/.test(navigator.userAgent) && (!this.element.hasLayout))
      Element.setStyle(this.element, {zoom: 1});
    var options = Object.extend({
      from: Element.getOpacity(this.element) || 0.0,
      to:   1.0
    }, arguments[1] || {});
    this.start(options);
  },
  update: function(position) {
    Element.setOpacity(this.element, position);
  }
});

Effect.Move = Class.create();
Object.extend(Object.extend(Effect.Move.prototype, Effect.Base.prototype), {
  initialize: function(element) {
    this.element = $(element);
    var options = Object.extend({
      x:    0,
      y:    0,
      mode: 'relative'
    }, arguments[1] || {});
    this.start(options);
  },
  setup: function() {
    // Bug in Opera: Opera returns the "real" position of a static element or
    // relative element that does not have top/left explicitly set.
    // ==> Always set top and left for position relative elements in your stylesheets 
    // (to 0 if you do not need them) 
    Element.makePositioned(this.element);
    this.originalLeft = parseFloat(Element.getStyle(this.element,'left') || '0');
    this.originalTop  = parseFloat(Element.getStyle(this.element,'top')  || '0');
    if(this.options.mode == 'absolute') {
      // absolute movement, so we need to calc deltaX and deltaY
      this.options.x = this.options.x - this.originalLeft;
      this.options.y = this.options.y - this.originalTop;
    }
  },
  update: function(position) {
    Element.setStyle(this.element, {
      left: this.options.x  * position + this.originalLeft + 'px',
      top:  this.options.y  * position + this.originalTop  + 'px'
    });
  }
});

// for backwards compatibility
Effect.MoveBy = function(element, toTop, toLeft) {
  return new Effect.Move(element, 
    Object.extend({ x: toLeft, y: toTop }, arguments[3] || {}));
};

Effect.Scale = Class.create();
Object.extend(Object.extend(Effect.Scale.prototype, Effect.Base.prototype), {
  initialize: function(element, percent) {
    this.element = $(element)
    var options = Object.extend({
      scaleX: true,
      scaleY: true,
      scaleContent: true,
      scaleFromCenter: false,
      scaleMode: 'box',        // 'box' or 'contents' or {} with provided values
      scaleFrom: 100.0,
      scaleTo:   percent
    }, arguments[2] || {});
    this.start(options);
  },
  setup: function() {
    this.restoreAfterFinish = this.options.restoreAfterFinish || false;
    this.elementPositioning = Element.getStyle(this.element,'position');
    
    this.originalStyle = {};
    ['top','left','width','height','fontSize'].each( function(k) {
      this.originalStyle[k] = this.element.style[k];
    }.bind(this));
      
    this.originalTop  = this.element.offsetTop;
    this.originalLeft = this.element.offsetLeft;
    
    var fontSize = Element.getStyle(this.element,'font-size') || '100%';
    ['em','px','%'].each( function(fontSizeType) {
      if(fontSize.indexOf(fontSizeType)>0) {
        this.fontSize     = parseFloat(fontSize);
        this.fontSizeType = fontSizeType;
      }
    }.bind(this));
    
    this.factor = (this.options.scaleTo - this.options.scaleFrom)/100;
    
    this.dims = null;
    if(this.options.scaleMode=='box')
      this.dims = [this.element.offsetHeight, this.element.offsetWidth];
    if(/^content/.test(this.options.scaleMode))
      this.dims = [this.element.scrollHeight, this.element.scrollWidth];
    if(!this.dims)
      this.dims = [this.options.scaleMode.originalHeight,
                   this.options.scaleMode.originalWidth];
  },
  update: function(position) {
    var currentScale = (this.options.scaleFrom/100.0) + (this.factor * position);
    if(this.options.scaleContent && this.fontSize)
      Element.setStyle(this.element, {fontSize: this.fontSize * currentScale + this.fontSizeType });
    this.setDimensions(this.dims[0] * currentScale, this.dims[1] * currentScale);
  },
  finish: function(position) {
    if (this.restoreAfterFinish) Element.setStyle(this.element, this.originalStyle);
  },
  setDimensions: function(height, width) {
    var d = {};
    if(this.options.scaleX) d.width = width + 'px';
    if(this.options.scaleY) d.height = height + 'px';
    if(this.options.scaleFromCenter) {
      var topd  = (height - this.dims[0])/2;
      var leftd = (width  - this.dims[1])/2;
      if(this.elementPositioning == 'absolute') {
        if(this.options.scaleY) d.top = this.originalTop-topd + 'px';
        if(this.options.scaleX) d.left = this.originalLeft-leftd + 'px';
      } else {
        if(this.options.scaleY) d.top = -topd + 'px';
        if(this.options.scaleX) d.left = -leftd + 'px';
      }
    }
    Element.setStyle(this.element, d);
  }
});

Effect.Highlight = Class.create();
Object.extend(Object.extend(Effect.Highlight.prototype, Effect.Base.prototype), {
  initialize: function(element) {
    this.element = $(element);
    var options = Object.extend({ startcolor: '#ffff99' }, arguments[1] || {});
    this.start(options);
  },
  setup: function() {
    // Prevent executing on elements not in the layout flow
    if(Element.getStyle(this.element, 'display')=='none') { this.cancel(); return; }
    // Disable background image during the effect
    this.oldStyle = {
      backgroundImage: Element.getStyle(this.element, 'background-image') };
    Element.setStyle(this.element, {backgroundImage: 'none'});
    if(!this.options.endcolor)
      this.options.endcolor = Element.getStyle(this.element, 'background-color').parseColor('#ffffff');
    if(!this.options.restorecolor)
      this.options.restorecolor = Element.getStyle(this.element, 'background-color');
    // init color calculations
    this._base  = $R(0,2).map(function(i){ return parseInt(this.options.startcolor.slice(i*2+1,i*2+3),16) }.bind(this));
    this._delta = $R(0,2).map(function(i){ return parseInt(this.options.endcolor.slice(i*2+1,i*2+3),16)-this._base[i] }.bind(this));
  },
  update: function(position) {
    Element.setStyle(this.element,{backgroundColor: $R(0,2).inject('#',function(m,v,i){
      return m+(Math.round(this._base[i]+(this._delta[i]*position)).toColorPart()); }.bind(this)) });
  },
  finish: function() {
    Element.setStyle(this.element, Object.extend(this.oldStyle, {
      backgroundColor: this.options.restorecolor
    }));
  }
});

Effect.ScrollTo = Class.create();
Object.extend(Object.extend(Effect.ScrollTo.prototype, Effect.Base.prototype), {
  initialize: function(element) {
    this.element = $(element);
    this.start(arguments[1] || {});
  },
  setup: function() {
    Position.prepare();
    var offsets = Position.cumulativeOffset(this.element);
    if(this.options.offset) offsets[1] += this.options.offset;
    var max = window.innerHeight ? 
      window.height - window.innerHeight :
      document.body.scrollHeight - 
        (document.documentElement.clientHeight ? 
          document.documentElement.clientHeight : document.body.clientHeight);
    this.scrollStart = Position.deltaY;
    this.delta = (offsets[1] > max ? max : offsets[1]) - this.scrollStart;
  },
  update: function(position) {
    Position.prepare();
    window.scrollTo(Position.deltaX, 
      this.scrollStart + (position*this.delta));
  }
});

/* ------------- combination effects ------------- */

Effect.Fade = function(element) {
  var oldOpacity = Element.getInlineOpacity(element);
  var options = Object.extend({
  from: Element.getOpacity(element) || 1.0,
  to:   0.0,
  afterFinishInternal: function(effect) { with(Element) { 
    if(effect.options.to!=0) return;
    hide(effect.element);
    setStyle(effect.element, {opacity: oldOpacity}); }}
  }, arguments[1] || {});
  return new Effect.Opacity(element,options);
}

Effect.Appear = function(element) {
  var options = Object.extend({
  from: (Element.getStyle(element, 'display') == 'none' ? 0.0 : Element.getOpacity(element) || 0.0),
  to:   1.0,
  beforeSetup: function(effect) { with(Element) {
    setOpacity(effect.element, effect.options.from);
    show(effect.element); }}
  }, arguments[1] || {});
  return new Effect.Opacity(element,options);
}

Effect.Puff = function(element) {
  element = $(element);
  var oldStyle = { opacity: Element.getInlineOpacity(element), position: Element.getStyle(element, 'position') };
  return new Effect.Parallel(
   [ new Effect.Scale(element, 200, 
      { sync: true, scaleFromCenter: true, scaleContent: true, restoreAfterFinish: true }), 
     new Effect.Opacity(element, { sync: true, to: 0.0 } ) ], 
     Object.extend({ duration: 1.0, 
      beforeSetupInternal: function(effect) { with(Element) {
        setStyle(effect.effects[0].element, {position: 'absolute'}); }},
      afterFinishInternal: function(effect) { with(Element) {
         hide(effect.effects[0].element);
         setStyle(effect.effects[0].element, oldStyle); }}
     }, arguments[1] || {})
   );
}

Effect.BlindUp = function(element) {
  element = $(element);
  Element.makeClipping(element);
  return new Effect.Scale(element, 0, 
    Object.extend({ scaleContent: false, 
      scaleX: false, 
      restoreAfterFinish: true,
      afterFinishInternal: function(effect) { with(Element) {
        [hide, undoClipping].call(effect.element); }} 
    }, arguments[1] || {})
  );
}

Effect.BlindDown = function(element) {
  element = $(element);
  var oldHeight = Element.getStyle(element, 'height');
  var elementDimensions = Element.getDimensions(element);
  return new Effect.Scale(element, 100, 
    Object.extend({ scaleContent: false, 
      scaleX: false,
      scaleFrom: 0,
      scaleMode: {originalHeight: elementDimensions.height, originalWidth: elementDimensions.width},
      restoreAfterFinish: true,
      afterSetup: function(effect) { with(Element) {
        makeClipping(effect.element);
        setStyle(effect.element, {height: '0px'});
        show(effect.element); 
      }},  
      afterFinishInternal: function(effect) { with(Element) {
        undoClipping(effect.element);
        setStyle(effect.element, {height: oldHeight});
      }}
    }, arguments[1] || {})
  );
}

Effect.SwitchOff = function(element) {
  element = $(element);
  var oldOpacity = Element.getInlineOpacity(element);
  return new Effect.Appear(element, { 
    duration: 0.4,
    from: 0,
    transition: Effect.Transitions.flicker,
    afterFinishInternal: function(effect) {
      new Effect.Scale(effect.element, 1, { 
        duration: 0.3, scaleFromCenter: true,
        scaleX: false, scaleContent: false, restoreAfterFinish: true,
        beforeSetup: function(effect) { with(Element) {
          [makePositioned,makeClipping].call(effect.element);
        }},
        afterFinishInternal: function(effect) { with(Element) {
          [hide,undoClipping,undoPositioned].call(effect.element);
          setStyle(effect.element, {opacity: oldOpacity});
        }}
      })
    }
  });
}

Effect.DropOut = function(element) {
  element = $(element);
  var oldStyle = {
    top: Element.getStyle(element, 'top'),
    left: Element.getStyle(element, 'left'),
    opacity: Element.getInlineOpacity(element) };
  return new Effect.Parallel(
    [ new Effect.Move(element, {x: 0, y: 100, sync: true }), 
      new Effect.Opacity(element, { sync: true, to: 0.0 }) ],
    Object.extend(
      { duration: 0.5,
        beforeSetup: function(effect) { with(Element) {
          makePositioned(effect.effects[0].element); }},
        afterFinishInternal: function(effect) { with(Element) {
          [hide, undoPositioned].call(effect.effects[0].element);
          setStyle(effect.effects[0].element, oldStyle); }} 
      }, arguments[1] || {}));
}

Effect.Shake = function(element) {
  element = $(element);
  var oldStyle = {
    top: Element.getStyle(element, 'top'),
    left: Element.getStyle(element, 'left') };
	  return new Effect.Move(element, 
	    { x:  20, y: 0, duration: 0.05, afterFinishInternal: function(effect) {
	  new Effect.Move(effect.element,
	    { x: -40, y: 0, duration: 0.1,  afterFinishInternal: function(effect) {
	  new Effect.Move(effect.element,
	    { x:  40, y: 0, duration: 0.1,  afterFinishInternal: function(effect) {
	  new Effect.Move(effect.element,
	    { x: -40, y: 0, duration: 0.1,  afterFinishInternal: function(effect) {
	  new Effect.Move(effect.element,
	    { x:  40, y: 0, duration: 0.1,  afterFinishInternal: function(effect) {
	  new Effect.Move(effect.element,
	    { x: -20, y: 0, duration: 0.05, afterFinishInternal: function(effect) { with(Element) {
        undoPositioned(effect.element);
        setStyle(effect.element, oldStyle);
  }}}) }}) }}) }}) }}) }});
}

Effect.SlideDown = function(element) {
  element = $(element);
  Element.cleanWhitespace(element);
  // SlideDown need to have the content of the element wrapped in a container element with fixed height!
  var oldInnerBottom = Element.getStyle(element.firstChild, 'bottom');
  var elementDimensions = Element.getDimensions(element);
  return new Effect.Scale(element, 100, Object.extend({ 
    scaleContent: false, 
    scaleX: false, 
    scaleFrom: 0,
    scaleMode: {originalHeight: elementDimensions.height, originalWidth: elementDimensions.width},
    restoreAfterFinish: true,
    afterSetup: function(effect) { with(Element) {
      makePositioned(effect.element);
      makePositioned(effect.element.firstChild);
      if(window.opera) setStyle(effect.element, {top: ''});
      makeClipping(effect.element);
      setStyle(effect.element, {height: '0px'});
      show(element); }},
    afterUpdateInternal: function(effect) { with(Element) {
      setStyle(effect.element.firstChild, {bottom:
        (effect.dims[0] - effect.element.clientHeight) + 'px' }); }},
    afterFinishInternal: function(effect) { with(Element) {
      undoClipping(effect.element); 
      undoPositioned(effect.element.firstChild);
      undoPositioned(effect.element);
      setStyle(effect.element.firstChild, {bottom: oldInnerBottom}); }}
    }, arguments[1] || {})
  );
}
  
Effect.SlideUp = function(element) {
  element = $(element);
  Element.cleanWhitespace(element);
  var oldInnerBottom = Element.getStyle(element.firstChild, 'bottom');
  return new Effect.Scale(element, 0, 
   Object.extend({ scaleContent: false, 
    scaleX: false, 
    scaleMode: 'box',
    scaleFrom: 100,
    restoreAfterFinish: true,
    beforeStartInternal: function(effect) { with(Element) {
      makePositioned(effect.element);
      makePositioned(effect.element.firstChild);
      if(window.opera) setStyle(effect.element, {top: ''});
      makeClipping(effect.element);
      show(element); }},  
    afterUpdateInternal: function(effect) { with(Element) {
      setStyle(effect.element.firstChild, {bottom:
        (effect.dims[0] - effect.element.clientHeight) + 'px' }); }},
    afterFinishInternal: function(effect) { with(Element) {
        [hide, undoClipping].call(effect.element); 
        undoPositioned(effect.element.firstChild);
        undoPositioned(effect.element);
        setStyle(effect.element.firstChild, {bottom: oldInnerBottom}); }}
   }, arguments[1] || {})
  );
}

// Bug in opera makes the TD containing this element expand for a instance after finish 
Effect.Squish = function(element) {
  return new Effect.Scale(element, window.opera ? 1 : 0, 
    { restoreAfterFinish: true,
      beforeSetup: function(effect) { with(Element) {
        makeClipping(effect.element); }},  
      afterFinishInternal: function(effect) { with(Element) {
        hide(effect.element); 
        undoClipping(effect.element); }}
  });
}

Effect.Grow = function(element) {
  element = $(element);
  var options = Object.extend({
    direction: 'center',
    moveTransistion: Effect.Transitions.sinoidal,
    scaleTransition: Effect.Transitions.sinoidal,
    opacityTransition: Effect.Transitions.full
  }, arguments[1] || {});
  var oldStyle = {
    top: element.style.top,
    left: element.style.left,
    height: element.style.height,
    width: element.style.width,
    opacity: Element.getInlineOpacity(element) };

  var dims = Element.getDimensions(element);    
  var initialMoveX, initialMoveY;
  var moveX, moveY;
  
  switch (options.direction) {
    case 'top-left':
      initialMoveX = initialMoveY = moveX = moveY = 0; 
      break;
    case 'top-right':
      initialMoveX = dims.width;
      initialMoveY = moveY = 0;
      moveX = -dims.width;
      break;
    case 'bottom-left':
      initialMoveX = moveX = 0;
      initialMoveY = dims.height;
      moveY = -dims.height;
      break;
    case 'bottom-right':
      initialMoveX = dims.width;
      initialMoveY = dims.height;
      moveX = -dims.width;
      moveY = -dims.height;
      break;
    case 'center':
      initialMoveX = dims.width / 2;
      initialMoveY = dims.height / 2;
      moveX = -dims.width / 2;
      moveY = -dims.height / 2;
      break;
  }
  
  return new Effect.Move(element, {
    x: initialMoveX,
    y: initialMoveY,
    duration: 0.01, 
    beforeSetup: function(effect) { with(Element) {
      hide(effect.element);
      makeClipping(effect.element);
      makePositioned(effect.element);
    }},
    afterFinishInternal: function(effect) {
      new Effect.Parallel(
        [ new Effect.Opacity(effect.element, { sync: true, to: 1.0, from: 0.0, transition: options.opacityTransition }),
          new Effect.Move(effect.element, { x: moveX, y: moveY, sync: true, transition: options.moveTransition }),
          new Effect.Scale(effect.element, 100, {
            scaleMode: { originalHeight: dims.height, originalWidth: dims.width }, 
            sync: true, scaleFrom: window.opera ? 1 : 0, transition: options.scaleTransition, restoreAfterFinish: true})
        ], Object.extend({
             beforeSetup: function(effect) { with(Element) {
               setStyle(effect.effects[0].element, {height: '0px'});
               show(effect.effects[0].element); }},
             afterFinishInternal: function(effect) { with(Element) {
               [undoClipping, undoPositioned].call(effect.effects[0].element); 
               setStyle(effect.effects[0].element, oldStyle); }}
           }, options)
      )
    }
  });
}

Effect.Shrink = function(element) {
  element = $(element);
  var options = Object.extend({
    direction: 'center',
    moveTransistion: Effect.Transitions.sinoidal,
    scaleTransition: Effect.Transitions.sinoidal,
    opacityTransition: Effect.Transitions.none
  }, arguments[1] || {});
  var oldStyle = {
    top: element.style.top,
    left: element.style.left,
    height: element.style.height,
    width: element.style.width,
    opacity: Element.getInlineOpacity(element) };

  var dims = Element.getDimensions(element);
  var moveX, moveY;
  
  switch (options.direction) {
    case 'top-left':
      moveX = moveY = 0;
      break;
    case 'top-right':
      moveX = dims.width;
      moveY = 0;
      break;
    case 'bottom-left':
      moveX = 0;
      moveY = dims.height;
      break;
    case 'bottom-right':
      moveX = dims.width;
      moveY = dims.height;
      break;
    case 'center':  
      moveX = dims.width / 2;
      moveY = dims.height / 2;
      break;
  }
  
  return new Effect.Parallel(
    [ new Effect.Opacity(element, { sync: true, to: 0.0, from: 1.0, transition: options.opacityTransition }),
      new Effect.Scale(element, window.opera ? 1 : 0, { sync: true, transition: options.scaleTransition, restoreAfterFinish: true}),
      new Effect.Move(element, { x: moveX, y: moveY, sync: true, transition: options.moveTransition })
    ], Object.extend({            
         beforeStartInternal: function(effect) { with(Element) {
           [makePositioned, makeClipping].call(effect.effects[0].element) }},
         afterFinishInternal: function(effect) { with(Element) {
           [hide, undoClipping, undoPositioned].call(effect.effects[0].element);
           setStyle(effect.effects[0].element, oldStyle); }}
       }, options)
  );
}

Effect.Pulsate = function(element) {
  element = $(element);
  var options    = arguments[1] || {};
  var oldOpacity = Element.getInlineOpacity(element);
  var transition = options.transition || Effect.Transitions.sinoidal;
  var reverser   = function(pos){ return transition(1-Effect.Transitions.pulse(pos)) };
  reverser.bind(transition);
  return new Effect.Opacity(element, 
    Object.extend(Object.extend({  duration: 3.0, from: 0,
      afterFinishInternal: function(effect) { Element.setStyle(effect.element, {opacity: oldOpacity}); }
    }, options), {transition: reverser}));
}

Effect.Fold = function(element) {
  element = $(element);
  var oldStyle = {
    top: element.style.top,
    left: element.style.left,
    width: element.style.width,
    height: element.style.height };
  Element.makeClipping(element);
  return new Effect.Scale(element, 5, Object.extend({   
    scaleContent: false,
    scaleX: false,
    afterFinishInternal: function(effect) {
    new Effect.Scale(element, 1, { 
      scaleContent: false, 
      scaleY: false,
      afterFinishInternal: function(effect) { with(Element) {
        [hide, undoClipping].call(effect.element); 
        setStyle(effect.element, oldStyle);
      }} });
  }}, arguments[1] || {}));
}
 
Vervolg, excuses voor 2de bericht..

lightbox.js
Code:
// -----------------------------------------------------------------------------------
//
//	Lightbox v2.03
//	by Lokesh Dhakar - http://www.huddletogether.com
//	4/9/06
//
//	For more information on this script, visit:
//	http://huddletogether.com/projects/lightbox2/
//
//	Licensed under the Creative Commons Attribution 2.5 License - http://creativecommons.org/licenses/by/2.5/
//	
//	Credit also due to those who have helped, inspired, and made their code available to the public.
//	Including: Scott Upton(uptonic.com), Peter-Paul Koch(quirksmode.org), Thomas Fuchs(mir.aculo.us), and others.
//
//	Lightbox v2.03a
//	by Dynamicdrive.com- http://www.dynamicdrive.com
//	Nov 29th, 2007
//	Added ability for the caption ("title" attr of link) to be optionally hyperlinked, by throwing in a "rev" attr containing the desired link
// -----------------------------------------------------------------------------------
/*

	Table of Contents
	-----------------
	Configuration
	Global Variables

	Extending Built-in Objects	
	- Object.extend(Element)
	- Array.prototype.removeDuplicates()
	- Array.prototype.empty()

	Lightbox Class Declaration
	- initialize()
	- start()
	- changeImage()
	- resizeImageContainer()
	- showImage()
	- updateDetails()
	- updateNav()
	- enableKeyboardNav()
	- disableKeyboardNav()
	- keyboardAction()
	- preloadNeighborImages()
	- end()
	
	Miscellaneous Functions
	- getPageScroll()
	- getPageSize()
	- getKey()
	- listenKey()
	- showSelectBoxes()
	- hideSelectBoxes()
	- showFlash()
	- hideFlash()
	- pause()
	- initLightbox()
	
	Function Calls
	- addLoadEvent(initLightbox)
	
*/
// -----------------------------------------------------------------------------------

//
//	Configuration
//
var fileLoadingImage = "images/loading.gif";		
var fileBottomNavCloseImage = "images/closelabel.gif";

var animate = true;	// toggles resizing animations
var resizeSpeed = 7;	// controls the speed of the image resizing animations (1=slowest and 10=fastest)

var borderSize = 10;	//if you adjust the padding in the CSS, you will need to update this variable

// -----------------------------------------------------------------------------------

//
//	Global Variables
//
var imageArray = new Array;
var activeImage;

if(animate == true){
	overlayDuration = 0.2;	// shadow fade in/out duration
	if(resizeSpeed > 10){ resizeSpeed = 10;}
	if(resizeSpeed < 1){ resizeSpeed = 1;}
	resizeDuration = (11 - resizeSpeed) * 0.15;
} else { 
	overlayDuration = 0;
	resizeDuration = 0;
}

// -----------------------------------------------------------------------------------

//
//	Additional methods for Element added by SU, Couloir
//	- further additions by Lokesh Dhakar (huddletogether.com)
//
Object.extend(Element, {
	getWidth: function(element) {
	   	element = $(element);
	   	return element.offsetWidth; 
	},
	setWidth: function(element,w) {
	   	element = $(element);
    	element.style.width = w +"px";
	},
	setHeight: function(element,h) {
   		element = $(element);
    	element.style.height = h +"px";
	},
	setTop: function(element,t) {
	   	element = $(element);
    	element.style.top = t +"px";
	},
	setSrc: function(element,src) {
    	element = $(element);
    	element.src = src; 
	},
	setHref: function(element,href) {
    	element = $(element);
    	element.href = href; 
	},
	setInnerHTML: function(element,content) {
		element = $(element);
		element.innerHTML = content;
	}
});

// -----------------------------------------------------------------------------------

//
//	Extending built-in Array object
//	- array.removeDuplicates()
//	- array.empty()
//
Array.prototype.removeDuplicates = function () {
    for(i = 0; i < this.length; i++){
        for(j = this.length-1; j>i; j--){        
            if(this[i][0] == this[j][0]){
                this.splice(j,1);
            }
        }
    }
}

// -----------------------------------------------------------------------------------

Array.prototype.empty = function () {
	for(i = 0; i <= this.length; i++){
		this.shift();
	}
}

// -----------------------------------------------------------------------------------

//
//	Lightbox Class Declaration
//	- initialize()
//	- start()
//	- changeImage()
//	- resizeImageContainer()
//	- showImage()
//	- updateDetails()
//	- updateNav()
//	- enableKeyboardNav()
//	- disableKeyboardNav()
//	- keyboardNavAction()
//	- preloadNeighborImages()
//	- end()
//
//	Structuring of code inspired by Scott Upton (http://www.uptonic.com/)
//
var Lightbox = Class.create();

Lightbox.prototype = {
	
	// initialize()
	// Constructor runs on completion of the DOM loading. Loops through anchor tags looking for 
	// 'lightbox' references and applies onclick events to appropriate links. The 2nd section of
	// the function inserts html at the bottom of the page which is used to display the shadow 
	// overlay and the image container.
	//
	initialize: function() {	
		if (!document.getElementsByTagName){ return; }
		var anchors = document.getElementsByTagName('a');
		var areas = document.getElementsByTagName('area');

		// loop through all anchor tags
		for (var i=0; i<anchors.length; i++){
			var anchor = anchors[i];
			
			var relAttribute = String(anchor.getAttribute('rel'));
			
			// use the string.match() method to catch 'lightbox' references in the rel attribute
			if (anchor.getAttribute('href') && (relAttribute.toLowerCase().match('lightbox'))){
				anchor.onclick = function () {myLightbox.start(this); return false;}
			}
		}

		// loop through all area tags
		// todo: combine anchor & area tag loops
		for (var i=0; i< areas.length; i++){
			var area = areas[i];
			
			var relAttribute = String(area.getAttribute('rel'));
			
			// use the string.match() method to catch 'lightbox' references in the rel attribute
			if (area.getAttribute('href') && (relAttribute.toLowerCase().match('lightbox'))){
				area.onclick = function () {myLightbox.start(this); return false;}
			}
		}

		// The rest of this code inserts html at the bottom of the page that looks similar to this:
		//
		//	<div id="overlay"></div>
		//	<div id="lightbox">
		//		<div id="outerImageContainer">
		//			<div id="imageContainer">
		//				<img id="lightboxImage">
		//				<div style="" id="hoverNav">
		//					<a href="#" id="prevLink"></a>
		//					<a href="#" id="nextLink"></a>
		//				</div>
		//				<div id="loading">
		//					<a href="#" id="loadingLink">
		//						<img src="images/loading.gif">
		//					</a>
		//				</div>
		//			</div>
		//		</div>
		//		<div id="imageDataContainer">
		//			<div id="imageData">
		//				<div id="imageDetails">
		//					<span id="caption"></span>
		//					<span id="numberDisplay"></span>
		//				</div>
		//				<div id="bottomNav">
		//					<a href="#" id="bottomNavClose">
		//						<img src="images/close.gif">
		//					</a>
		//				</div>
		//			</div>
		//		</div>
		//	</div>


		var objBody = document.getElementsByTagName("body").item(0);
		
		var objOverlay = document.createElement("div");
		objOverlay.setAttribute('id','overlay');
		objOverlay.style.display = 'none';
		objOverlay.onclick = function() { myLightbox.end(); }
		objBody.appendChild(objOverlay);
		
		var objLightbox = document.createElement("div");
		objLightbox.setAttribute('id','lightbox');
		objLightbox.style.display = 'none';
		objLightbox.onclick = function(e) {	// close Lightbox is user clicks shadow overlay
			if (!e) var e = window.event;
			var clickObj = Event.element(e).id;
			if ( clickObj == 'lightbox') {
				myLightbox.end();
			}
		};
		objBody.appendChild(objLightbox);
			
		var objOuterImageContainer = document.createElement("div");
		objOuterImageContainer.setAttribute('id','outerImageContainer');
		objLightbox.appendChild(objOuterImageContainer);

		// When Lightbox starts it will resize itself from 250 by 250 to the current image dimension.
		// If animations are turned off, it will be hidden as to prevent a flicker of a
		// white 250 by 250 box.
		if(animate){
			Element.setWidth('outerImageContainer', 250);
			Element.setHeight('outerImageContainer', 250);			
		} else {
			Element.setWidth('outerImageContainer', 1);
			Element.setHeight('outerImageContainer', 1);			
		}

		var objImageContainer = document.createElement("div");
		objImageContainer.setAttribute('id','imageContainer');
		objOuterImageContainer.appendChild(objImageContainer);
	
		var objLightboxImage = document.createElement("img");
		objLightboxImage.setAttribute('id','lightboxImage');
		objImageContainer.appendChild(objLightboxImage);
	
		var objHoverNav = document.createElement("div");
		objHoverNav.setAttribute('id','hoverNav');
		objImageContainer.appendChild(objHoverNav);
	
		var objPrevLink = document.createElement("a");
		objPrevLink.setAttribute('id','prevLink');
		objPrevLink.setAttribute('href','#');
		objHoverNav.appendChild(objPrevLink);
		
		var objNextLink = document.createElement("a");
		objNextLink.setAttribute('id','nextLink');
		objNextLink.setAttribute('href','#');
		objHoverNav.appendChild(objNextLink);
	
		var objLoading = document.createElement("div");
		objLoading.setAttribute('id','loading');
		objImageContainer.appendChild(objLoading);
	
		var objLoadingLink = document.createElement("a");
		objLoadingLink.setAttribute('id','loadingLink');
		objLoadingLink.setAttribute('href','#');
		objLoadingLink.onclick = function() { myLightbox.end(); return false; }
		objLoading.appendChild(objLoadingLink);
	
		var objLoadingImage = document.createElement("img");
		objLoadingImage.setAttribute('src', fileLoadingImage);
		objLoadingLink.appendChild(objLoadingImage);

		var objImageDataContainer = document.createElement("div");
		objImageDataContainer.setAttribute('id','imageDataContainer');
		objImageDataContainer.className = 'clearfix';
		objLightbox.appendChild(objImageDataContainer);

		var objImageData = document.createElement("div");
		objImageData.setAttribute('id','imageData');
		objImageDataContainer.appendChild(objImageData);
	
		var objImageDetails = document.createElement("div");
		objImageDetails.setAttribute('id','imageDetails');
		objImageData.appendChild(objImageDetails);
	
		var objCaption = document.createElement("span");
		objCaption.setAttribute('id','caption');
		objImageDetails.appendChild(objCaption);
	
		var objNumberDisplay = document.createElement("span");
		objNumberDisplay.setAttribute('id','numberDisplay');
		objImageDetails.appendChild(objNumberDisplay);
		
		var objBottomNav = document.createElement("div");
		objBottomNav.setAttribute('id','bottomNav');
		objImageData.appendChild(objBottomNav);
	
		var objBottomNavCloseLink = document.createElement("a");
		objBottomNavCloseLink.setAttribute('id','bottomNavClose');
		objBottomNavCloseLink.setAttribute('href','#');
		objBottomNavCloseLink.onclick = function() { myLightbox.end(); return false; }
		objBottomNav.appendChild(objBottomNavCloseLink);
	
		var objBottomNavCloseImage = document.createElement("img");
		objBottomNavCloseImage.setAttribute('src', fileBottomNavCloseImage);
		objBottomNavCloseLink.appendChild(objBottomNavCloseImage);
	},
	
	//
	//	start()
	//	Display overlay and lightbox. If image is part of a set, add siblings to imageArray.
	//
	start: function(imageLink) {	

		function getImageTitle(anchor){ //DynamicDrive.com added function that allows the caption("title") to be linked ("rev").
			var ddimageTitle=anchor.getAttribute('title')
			var ddimageTitleURL=(ddimageTitle!=null && ddimageTitle!="")? anchor.getAttribute('rev') : null
			return ddimageTitleFinal=(ddimageTitleURL!=null && ddimageTitleURL!="")? '<a href="'+ddimageTitleURL+'" class="ddcaptionurl">'+ddimageTitle+'</a>' : ddimageTitle
		};

		hideSelectBoxes();
		hideFlash();

		// stretch overlay to fill page and fade in
		var arrayPageSize = getPageSize();
		Element.setHeight('overlay', arrayPageSize[1]);

		new Effect.Appear('overlay', { duration: overlayDuration, from: 0.0, to: 0.8 });

		imageArray = [];
		imageNum = 0;		

		if (!document.getElementsByTagName){ return; }
		var anchors = document.getElementsByTagName('a');

		// if image is NOT part of a set..
		if((imageLink.getAttribute('rel') == 'lightbox')){
			// add single image to imageArray
			imageArray.push(new Array(imageLink.getAttribute('href'), getImageTitle(imageLink)));			
		} else {
		// if image is part of a set..

			// loop through anchors, find other images in set, and add them to imageArray
			for (var i=0; i<anchors.length; i++){
				var anchor = anchors[i];
				if (anchor.getAttribute('href') && (anchor.getAttribute('rel') == imageLink.getAttribute('rel'))){
					imageArray.push(new Array(anchor.getAttribute('href'), getImageTitle(anchor)));
				}
			}
			imageArray.removeDuplicates();
			while(imageArray[imageNum][0] != imageLink.getAttribute('href')) { imageNum++;}
		}

		// calculate top offset for the lightbox and display 
		var arrayPageScroll = getPageScroll();
		var lightboxTop = arrayPageScroll[1] + (arrayPageSize[3] / 10);

		Element.setTop('lightbox', lightboxTop);
		Element.show('lightbox');
		
		this.changeImage(imageNum);
	},

	//
	//	changeImage()
	//	Hide most elements and preload image in preparation for resizing image container.
	//
	changeImage: function(imageNum) {	
		
		activeImage = imageNum;	// update global var

		// hide elements during transition
		if(animate){ Element.show('loading');}
		Element.hide('lightboxImage');
		Element.hide('hoverNav');
		Element.hide('prevLink');
		Element.hide('nextLink');
		Element.hide('imageDataContainer');
		Element.hide('numberDisplay');		
		
		imgPreloader = new Image();
		
		// once image is preloaded, resize image container
		imgPreloader.onload=function(){
			Element.setSrc('lightboxImage', imageArray[activeImage][0]);
			myLightbox.resizeImageContainer(imgPreloader.width, imgPreloader.height);
		}
		imgPreloader.src = imageArray[activeImage][0];
	},

	//
	//	resizeImageContainer()
	//
	resizeImageContainer: function( imgWidth, imgHeight) {

		// get curren width and height
		this.widthCurrent = Element.getWidth('outerImageContainer');
		this.heightCurrent = Element.getHeight('outerImageContainer');

		// get new width and height
		var widthNew = (imgWidth  + (borderSize * 2));
		var heightNew = (imgHeight  + (borderSize * 2));

		// scalars based on change from old to new
		this.xScale = ( widthNew / this.widthCurrent) * 100;
		this.yScale = ( heightNew / this.heightCurrent) * 100;

		// calculate size difference between new and old image, and resize if necessary
		wDiff = this.widthCurrent - widthNew;
		hDiff = this.heightCurrent - heightNew;

		if(!( hDiff == 0)){ new Effect.Scale('outerImageContainer', this.yScale, {scaleX: false, duration: resizeDuration, queue: 'front'}); }
		if(!( wDiff == 0)){ new Effect.Scale('outerImageContainer', this.xScale, {scaleY: false, delay: resizeDuration, duration: resizeDuration}); }

		// if new and old image are same size and no scaling transition is necessary, 
		// do a quick pause to prevent image flicker.
		if((hDiff == 0) && (wDiff == 0)){
			if (navigator.appVersion.indexOf("MSIE")!=-1){ pause(250); } else { pause(100);} 
		}

		Element.setHeight('prevLink', imgHeight);
		Element.setHeight('nextLink', imgHeight);
		Element.setWidth( 'imageDataContainer', widthNew);

		this.showImage();
	},
	
	//
	//	showImage()
	//	Display image and begin preloading neighbors.
	//
	showImage: function(){
		Element.hide('loading');
		new Effect.Appear('lightboxImage', { duration: resizeDuration, queue: 'end', afterFinish: function(){	myLightbox.updateDetails(); } });
		this.preloadNeighborImages();
	},

	//
	//	updateDetails()
	//	Display caption, image number, and bottom nav.
	//
	updateDetails: function() {
	
		Element.show('caption');
		Element.setInnerHTML( 'caption', imageArray[activeImage][1]);
		
		// if image is part of set display 'Image x of x' 
		if(imageArray.length > 1){
			Element.show('numberDisplay');
			Element.setInnerHTML( 'numberDisplay', "Image " + eval(activeImage + 1) + " of " + imageArray.length);
		}

		new Effect.Parallel(
			[ new Effect.SlideDown( 'imageDataContainer', { sync: true, duration: resizeDuration, from: 0.0, to: 1.0 }), 
			  new Effect.Appear('imageDataContainer', { sync: true, duration: resizeDuration }) ], 
			{ duration: resizeDuration, afterFinish: function() {
				// update overlay size and update nav
				var arrayPageSize = getPageSize();
				Element.setHeight('overlay', arrayPageSize[1]);
				myLightbox.updateNav();
				}
			} 
		);
	},

	//
	//	updateNav()
	//	Display appropriate previous and next hover navigation.
	//
	updateNav: function() {

		Element.show('hoverNav');				

		// if not first image in set, display prev image button
		if(activeImage != 0){
			Element.show('prevLink');
			document.getElementById('prevLink').onclick = function() {
				myLightbox.changeImage(activeImage - 1); return false;
			}
		}

		// if not last image in set, display next image button
		if(activeImage != (imageArray.length - 1)){
			Element.show('nextLink');
			document.getElementById('nextLink').onclick = function() {
				myLightbox.changeImage(activeImage + 1); return false;
			}
		}
		
		this.enableKeyboardNav();
	},

	//
	//	enableKeyboardNav()
	//
	enableKeyboardNav: function() {
		document.onkeydown = this.keyboardAction; 
	},

	//
	//	disableKeyboardNav()
	//
	disableKeyboardNav: function() {
		document.onkeydown = '';
	},

	//
	//	keyboardAction()
	//
	keyboardAction: function(e) {
		if (e == null) { // ie
			keycode = event.keyCode;
			escapeKey = 27;
		} else { // mozilla
			keycode = e.keyCode;
			escapeKey = e.DOM_VK_ESCAPE;
		}

		key = String.fromCharCode(keycode).toLowerCase();
		
		if((key == 'x') || (key == 'o') || (key == 'c') || (keycode == escapeKey)){	// close lightbox
			myLightbox.end();
		} else if((key == 'p') || (keycode == 37)){	// display previous image
			if(activeImage != 0){
				myLightbox.disableKeyboardNav();
				myLightbox.changeImage(activeImage - 1);
			}
		} else if((key == 'n') || (keycode == 39)){	// display next image
			if(activeImage != (imageArray.length - 1)){
				myLightbox.disableKeyboardNav();
				myLightbox.changeImage(activeImage + 1);
			}
		}

	},

	//
	//	preloadNeighborImages()
	//	Preload previous and next images.
	//
	preloadNeighborImages: function(){

		if((imageArray.length - 1) > activeImage){
			preloadNextImage = new Image();
			preloadNextImage.src = imageArray[activeImage + 1][0];
		}
		if(activeImage > 0){
			preloadPrevImage = new Image();
			preloadPrevImage.src = imageArray[activeImage - 1][0];
		}
	
	},

	//
	//	end()
	//
	end: function() {
		this.disableKeyboardNav();
		Element.hide('lightbox');
		new Effect.Fade('overlay', { duration: overlayDuration});
		showSelectBoxes();
		showFlash();
	}
}

// -----------------------------------------------------------------------------------

//
// getPageScroll()
// Returns array with x,y page scroll values.
// Core code from - quirksmode.org
//
function getPageScroll(){

	var yScroll;

	if (self.pageYOffset) {
		yScroll = self.pageYOffset;
	} else if (document.documentElement && document.documentElement.scrollTop){	 // Explorer 6 Strict
		yScroll = document.documentElement.scrollTop;
	} else if (document.body) {// all other Explorers
		yScroll = document.body.scrollTop;
	}

	arrayPageScroll = new Array('',yScroll) 
	return arrayPageScroll;
}

// -----------------------------------------------------------------------------------

//
// getPageSize()
// Returns array with page width, height and window width, height
// Core code from - quirksmode.org
// Edit for Firefox by pHaez
//
function getPageSize(){
	
	var xScroll, yScroll;
	
	if (window.innerHeight && window.scrollMaxY) {	
		xScroll = document.body.scrollWidth;
		yScroll = window.innerHeight + window.scrollMaxY;
	} else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac
		xScroll = document.body.scrollWidth;
		yScroll = document.body.scrollHeight;
	} else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
		xScroll = document.body.offsetWidth;
		yScroll = document.body.offsetHeight;
	}
	
	var windowWidth, windowHeight;
	if (self.innerHeight) {	// all except Explorer
		windowWidth = self.innerWidth;
		windowHeight = self.innerHeight;
	} else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode
		windowWidth = document.documentElement.clientWidth;
		windowHeight = document.documentElement.clientHeight;
	} else if (document.body) { // other Explorers
		windowWidth = document.body.clientWidth;
		windowHeight = document.body.clientHeight;
	}	
	
	// for small pages with total height less then height of the viewport
	if(yScroll < windowHeight){
		pageHeight = windowHeight;
	} else { 
		pageHeight = yScroll;
	}

	// for small pages with total width less then width of the viewport
	if(xScroll < windowWidth){	
		pageWidth = windowWidth;
	} else {
		pageWidth = xScroll;
	}

	arrayPageSize = new Array(pageWidth,pageHeight,windowWidth,windowHeight) 
	return arrayPageSize;
}

// -----------------------------------------------------------------------------------

//
// getKey(key)
// Gets keycode. If 'x' is pressed then it hides the lightbox.
//
function getKey(e){
	if (e == null) { // ie
		keycode = event.keyCode;
	} else { // mozilla
		keycode = e.which;
	}
	key = String.fromCharCode(keycode).toLowerCase();
	
	if(key == 'x'){
	}
}

// -----------------------------------------------------------------------------------

//
// listenKey()
//
function listenKey () {	document.onkeypress = getKey; }
	
// ---------------------------------------------------

function showSelectBoxes(){
	var selects = document.getElementsByTagName("select");
	for (i = 0; i != selects.length; i++) {
		selects[i].style.visibility = "visible";
	}
}

// ---------------------------------------------------

function hideSelectBoxes(){
	var selects = document.getElementsByTagName("select");
	for (i = 0; i != selects.length; i++) {
		selects[i].style.visibility = "hidden";
	}
}

// ---------------------------------------------------

function showFlash(){
	var flashObjects = document.getElementsByTagName("object");
	for (i = 0; i != flashObjects.length; i++) {
		flashObjects[i].style.visibility = "visible";
	}

	var flashEmbeds = document.getElementsByTagName("embeds");
	for (i = 0; i != flashEmbeds.length; i++) {
		flashEmbeds[i].style.visibility = "visible";
	}
}

// ---------------------------------------------------

function hideFlash(){
	var flashObjects = document.getElementsByTagName("object");
	for (i = 0; i != flashObjects.length; i++) {
		flashObjects[i].style.visibility = "hidden";
	}

	var flashEmbeds = document.getElementsByTagName("embeds");
	for (i = 0; i != flashEmbeds.length; i++) {
		flashEmbeds[i].style.visibility = "hidden";
	}

}


// ---------------------------------------------------

//
// pause(numberMillis)
// Pauses code execution for specified time. Uses busy code, not good.
// Help from Ran Bar-On [ran2103@gmail.com]
//

function pause(ms){
	var date = new Date();
	curDate = null;
	do{var curDate = new Date();}
	while( curDate - date < ms);
}
/*
function pause(numberMillis) {
	var curently = new Date().getTime() + sender;
	while (new Date().getTime();	
}
*/
// ---------------------------------------------------



function initLightbox() { myLightbox = new Lightbox(); }
Event.observe(window, 'load', initLightbox, false);

prototype.js
Code:
/*  Prototype JavaScript framework, version 1.4.0
 *  (c) 2005 Sam Stephenson <sam@conio.net>
 *
 *  THIS FILE IS AUTOMATICALLY GENERATED. When sending patches, please diff
 *  against the source tree, available from the Prototype darcs repository.
 *
 *  Prototype is freely distributable under the terms of an MIT-style license.
 *
 *  For details, see the Prototype web site: http://prototype.conio.net/
 *
/*--------------------------------------------------------------------------*/

var Prototype = {
  Version: '1.4.0',
  ScriptFragment: '(?:<script.*?>)((\n|\r|.)*?)(?:<\/script>)',

  emptyFunction: function() {},
  K: function(x) {return x}
}

var Class = {
  create: function() {
    return function() {
      this.initialize.apply(this, arguments);
    }
  }
}

var Abstract = new Object();

Object.extend = function(destination, source) {
  for (property in source) {
    destination[property] = source[property];
  }
  return destination;
}

Object.inspect = function(object) {
  try {
    if (object == undefined) return 'undefined';
    if (object == null) return 'null';
    return object.inspect ? object.inspect() : object.toString();
  } catch (e) {
    if (e instanceof RangeError) return '...';
    throw e;
  }
}

Function.prototype.bind = function() {
  var __method = this, args = $A(arguments), object = args.shift();
  return function() {
    return __method.apply(object, args.concat($A(arguments)));
  }
}

Function.prototype.bindAsEventListener = function(object) {
  var __method = this;
  return function(event) {
    return __method.call(object, event || window.event);
  }
}

Object.extend(Number.prototype, {
  toColorPart: function() {
    var digits = this.toString(16);
    if (this < 16) return '0' + digits;
    return digits;
  },

  succ: function() {
    return this + 1;
  },

  times: function(iterator) {
    $R(0, this, true).each(iterator);
    return this;
  }
});

var Try = {
  these: function() {
    var returnValue;

    for (var i = 0; i < arguments.length; i++) {
      var lambda = arguments[i];
      try {
        returnValue = lambda();
        break;
      } catch (e) {}
    }

    return returnValue;
  }
}

/*--------------------------------------------------------------------------*/

var PeriodicalExecuter = Class.create();
PeriodicalExecuter.prototype = {
  initialize: function(callback, frequency) {
    this.callback = callback;
    this.frequency = frequency;
    this.currentlyExecuting = false;

    this.registerCallback();
  },

  registerCallback: function() {
    setInterval(this.onTimerEvent.bind(this), this.frequency * 1000);
  },

  onTimerEvent: function() {
    if (!this.currentlyExecuting) {
      try {
        this.currentlyExecuting = true;
        this.callback();
      } finally {
        this.currentlyExecuting = false;
      }
    }
  }
}

/*--------------------------------------------------------------------------*/

function $() {
  var elements = new Array();

  for (var i = 0; i < arguments.length; i++) {
    var element = arguments[i];
    if (typeof element == 'string')
      element = document.getElementById(element);

    if (arguments.length == 1)
      return element;

    elements.push(element);
  }

  return elements;
}
Object.extend(String.prototype, {
  stripTags: function() {
    return this.replace(/<\/?[^>]+>/gi, '');
  },

  stripScripts: function() {
    return this.replace(new RegExp(Prototype.ScriptFragment, 'img'), '');
  },

  extractScripts: function() {
    var matchAll = new RegExp(Prototype.ScriptFragment, 'img');
    var matchOne = new RegExp(Prototype.ScriptFragment, 'im');
    return (this.match(matchAll) || []).map(function(scriptTag) {
      return (scriptTag.match(matchOne) || ['', ''])[1];
    });
  },

  evalScripts: function() {
    return this.extractScripts().map(eval);
  },

  escapeHTML: function() {
    var div = document.createElement('div');
    var text = document.createTextNode(this);
    div.appendChild(text);
    return div.innerHTML;
  },

  unescapeHTML: function() {
    var div = document.createElement('div');
    div.innerHTML = this.stripTags();
    return div.childNodes[0] ? div.childNodes[0].nodeValue : '';
  },

  toQueryParams: function() {
    var pairs = this.match(/^\??(.*)$/)[1].split('&');
    return pairs.inject({}, function(params, pairString) {
      var pair = pairString.split('=');
      params[pair[0]] = pair[1];
      return params;
    });
  },

  toArray: function() {
    return this.split('');
  },

  camelize: function() {
    var oStringList = this.split('-');
    if (oStringList.length == 1) return oStringList[0];

    var camelizedString = this.indexOf('-') == 0
      ? oStringList[0].charAt(0).toUpperCase() + oStringList[0].substring(1)
      : oStringList[0];

    for (var i = 1, len = oStringList.length; i < len; i++) {
      var s = oStringList[i];
      camelizedString += s.charAt(0).toUpperCase() + s.substring(1);
    }

    return camelizedString;
  },

  inspect: function() {
    return "'" + this.replace('\\', '\\\\').replace("'", '\\\'') + "'";
  }
});

String.prototype.parseQuery = String.prototype.toQueryParams;

var $break    = new Object();
var $continue = new Object();

var Enumerable = {
  each: function(iterator) {
    var index = 0;
    try {
      this._each(function(value) {
        try {
          iterator(value, index++);
        } catch (e) {
          if (e != $continue) throw e;
        }
      });
    } catch (e) {
      if (e != $break) throw e;
    }
  },

  all: function(iterator) {
    var result = true;
    this.each(function(value, index) {
      result = result && !!(iterator || Prototype.K)(value, index);
      if (!result) throw $break;
    });
    return result;
  },

  any: function(iterator) {
    var result = true;
    this.each(function(value, index) {
      if (result = !!(iterator || Prototype.K)(value, index))
        throw $break;
    });
    return result;
  },

  collect: function(iterator) {
    var results = [];
    this.each(function(value, index) {
      results.push(iterator(value, index));
    });
    return results;
  },

  detect: function (iterator) {
    var result;
    this.each(function(value, index) {
      if (iterator(value, index)) {
        result = value;
        throw $break;
      }
    });
    return result;
  },

  findAll: function(iterator) {
    var results = [];
    this.each(function(value, index) {
      if (iterator(value, index))
        results.push(value);
    });
    return results;
  },

  grep: function(pattern, iterator) {
    var results = [];
    this.each(function(value, index) {
      var stringValue = value.toString();
      if (stringValue.match(pattern))
        results.push((iterator || Prototype.K)(value, index));
    })
    return results;
  },

  include: function(object) {
    var found = false;
    this.each(function(value) {
      if (value == object) {
        found = true;
        throw $break;
      }
    });
    return found;
  },

  inject: function(memo, iterator) {
    this.each(function(value, index) {
      memo = iterator(memo, value, index);
    });
    return memo;
  },

  invoke: function(method) {
    var args = $A(arguments).slice(1);
    return this.collect(function(value) {
      return value[method].apply(value, args);
    });
  },

  max: function(iterator) {
    var result;
    this.each(function(value, index) {
      value = (iterator || Prototype.K)(value, index);
      if (value >= (result || value))
        result = value;
    });
    return result;
  },

  min: function(iterator) {
    var result;
    this.each(function(value, index) {
      value = (iterator || Prototype.K)(value, index);
      if (value <= (result || value))
        result = value;
    });
    return result;
  },

  partition: function(iterator) {
    var trues = [], falses = [];
    this.each(function(value, index) {
      ((iterator || Prototype.K)(value, index) ?
        trues : falses).push(value);
    });
    return [trues, falses];
  },

  pluck: function(property) {
    var results = [];
    this.each(function(value, index) {
      results.push(value[property]);
    });
    return results;
  },

  reject: function(iterator) {
    var results = [];
    this.each(function(value, index) {
      if (!iterator(value, index))
        results.push(value);
    });
    return results;
  },

  sortBy: function(iterator) {
    return this.collect(function(value, index) {
      return {value: value, criteria: iterator(value, index)};
    }).sort(function(left, right) {
      var a = left.criteria, b = right.criteria;
      return a < b ? -1 : a > b ? 1 : 0;
    }).pluck('value');
  },

  toArray: function() {
    return this.collect(Prototype.K);
  },

  zip: function() {
    var iterator = Prototype.K, args = $A(arguments);
    if (typeof args.last() == 'function')
      iterator = args.pop();

    var collections = [this].concat(args).map($A);
    return this.map(function(value, index) {
      iterator(value = collections.pluck(index));
      return value;
    });
  },

  inspect: function() {
    return '#<Enumerable:' + this.toArray().inspect() + '>';
  }
}

Object.extend(Enumerable, {
  map:     Enumerable.collect,
  find:    Enumerable.detect,
  select:  Enumerable.findAll,
  member:  Enumerable.include,
  entries: Enumerable.toArray
});
var $A = Array.from = function(iterable) {
  if (!iterable) return [];
  if (iterable.toArray) {
    return iterable.toArray();
  } else {
    var results = [];
    for (var i = 0; i < iterable.length; i++)
      results.push(iterable[i]);
    return results;
  }
}

Object.extend(Array.prototype, Enumerable);

Array.prototype._reverse = Array.prototype.reverse;

Object.extend(Array.prototype, {
  _each: function(iterator) {
    for (var i = 0; i < this.length; i++)
      iterator(this[i]);
  },

  clear: function() {
    this.length = 0;
    return this;
  },

  first: function() {
    return this[0];
  },

  last: function() {
    return this[this.length - 1];
  },

  compact: function() {
    return this.select(function(value) {
      return value != undefined || value != null;
    });
  },

  flatten: function() {
    return this.inject([], function(array, value) {
      return array.concat(value.constructor == Array ?
        value.flatten() : [value]);
    });
  },

  without: function() {
    var values = $A(arguments);
    return this.select(function(value) {
      return !values.include(value);
    });
  },

  indexOf: function(object) {
    for (var i = 0; i < this.length; i++)
      if (this[i] == object) return i;
    return -1;
  },

  reverse: function(inline) {
    return (inline !== false ? this : this.toArray())._reverse();
  },

  shift: function() {
    var result = this[0];
    for (var i = 0; i < this.length - 1; i++)
      this[i] = this[i + 1];
    this.length--;
    return result;
  },

  inspect: function() {
    return '[' + this.map(Object.inspect).join(', ') + ']';
  }
});
var Hash = {
  _each: function(iterator) {
    for (key in this) {
      var value = this[key];
      if (typeof value == 'function') continue;

      var pair = [key, value];
      pair.key = key;
      pair.value = value;
      iterator(pair);
    }
  },

  keys: function() {
    return this.pluck('key');
  },

  values: function() {
    return this.pluck('value');
  },

  merge: function(hash) {
    return $H(hash).inject($H(this), function(mergedHash, pair) {
      mergedHash[pair.key] = pair.value;
      return mergedHash;
    });
  },

  toQueryString: function() {
    return this.map(function(pair) {
      return pair.map(encodeURIComponent).join('=');
    }).join('&');
  },

  inspect: function() {
    return '#<Hash:{' + this.map(function(pair) {
      return pair.map(Object.inspect).join(': ');
    }).join(', ') + '}>';
  }
}

function $H(object) {
  var hash = Object.extend({}, object || {});
  Object.extend(hash, Enumerable);
  Object.extend(hash, Hash);
  return hash;
}
ObjectRange = Class.create();
Object.extend(ObjectRange.prototype, Enumerable);
Object.extend(ObjectRange.prototype, {
  initialize: function(start, end, exclusive) {
    this.start = start;
    this.end = end;
    this.exclusive = exclusive;
  },

  _each: function(iterator) {
    var value = this.start;
    do {
      iterator(value);
      value = value.succ();
    } while (this.include(value));
  },

  include: function(value) {
    if (value < this.start)
      return false;
    if (this.exclusive)
      return value < this.end;
    return value <= this.end;
  }
});

var $R = function(start, end, exclusive) {
  return new ObjectRange(start, end, exclusive);
}

var Ajax = {
  getTransport: function() {
    return Try.these(
      function() {return new ActiveXObject('Msxml2.XMLHTTP')},
      function() {return new ActiveXObject('Microsoft.XMLHTTP')},
      function() {return new XMLHttpRequest()}
    ) || false;
  },

  activeRequestCount: 0
}

Ajax.Responders = {
  responders: [],

  _each: function(iterator) {
    this.responders._each(iterator);
  },

  register: function(responderToAdd) {
    if (!this.include(responderToAdd))
      this.responders.push(responderToAdd);
  },

  unregister: function(responderToRemove) {
    this.responders = this.responders.without(responderToRemove);
  },

  dispatch: function(callback, request, transport, json) {
    this.each(function(responder) {
      if (responder[callback] && typeof responder[callback] == 'function') {
        try {
          responder[callback].apply(responder, [request, transport, json]);
        } catch (e) {}
      }
    });
  }
};

Object.extend(Ajax.Responders, Enumerable);

Ajax.Responders.register({
  onCreate: function() {
    Ajax.activeRequestCount++;
  },

  onComplete: function() {
    Ajax.activeRequestCount--;
  }
});

Ajax.Base = function() {};
Ajax.Base.prototype = {
  setOptions: function(options) {
    this.options = {
      method:       'post',
      asynchronous: true,
      parameters:   ''
    }
    Object.extend(this.options, options || {});
  },

  responseIsSuccess: function() {
    return this.transport.status == undefined
        || this.transport.status == 0
        || (this.transport.status >= 200 && this.transport.status < 300);
  },

  responseIsFailure: function() {
    return !this.responseIsSuccess();
  }
}

Ajax.Request = Class.create();
Ajax.Request.Events =
  ['Uninitialized', 'Loading', 'Loaded', 'Interactive', 'Complete'];

Ajax.Request.prototype = Object.extend(new Ajax.Base(), {
  initialize: function(url, options) {
    this.transport = Ajax.getTransport();
    this.setOptions(options);
    this.request(url);
  },

  request: function(url) {
    var parameters = this.options.parameters || '';
    if (parameters.length > 0) parameters += '&_=';

    try {
      this.url = url;
      if (this.options.method == 'get' && parameters.length > 0)
        this.url += (this.url.match(/\?/) ? '&' : '?') + parameters;

      Ajax.Responders.dispatch('onCreate', this, this.transport);

      this.transport.open(this.options.method, this.url,
        this.options.asynchronous);

      if (this.options.asynchronous) {
        this.transport.onreadystatechange = this.onStateChange.bind(this);
        setTimeout((function() {this.respondToReadyState(1)}).bind(this), 10);
      }

      this.setRequestHeaders();

      var body = this.options.postBody ? this.options.postBody : parameters;
      this.transport.send(this.options.method == 'post' ? body : null);

    } catch (e) {
      this.dispatchException(e);
    }
  },

  setRequestHeaders: function() {
    var requestHeaders =
      ['X-Requested-With', 'XMLHttpRequest',
       'X-Prototype-Version', Prototype.Version];

    if (this.options.method == 'post') {
      requestHeaders.push('Content-type',
        'application/x-www-form-urlencoded');

      /* Force "Connection: close" for Mozilla browsers to work around
       * a bug where XMLHttpReqeuest sends an incorrect Content-length
       * header. See Mozilla Bugzilla #246651.
       */
      if (this.transport.overrideMimeType)
        requestHeaders.push('Connection', 'close');
    }

    if (this.options.requestHeaders)
      requestHeaders.push.apply(requestHeaders, this.options.requestHeaders);

    for (var i = 0; i < requestHeaders.length; i += 2)
      this.transport.setRequestHeader(requestHeaders[i], requestHeaders[i+1]);
  },

  onStateChange: function() {
    var readyState = this.transport.readyState;
    if (readyState != 1)
      this.respondToReadyState(this.transport.readyState);
  },

  header: function(name) {
    try {
      return this.transport.getResponseHeader(name);
    } catch (e) {}
  },

  evalJSON: function() {
    try {
      return eval(this.header('X-JSON'));
    } catch (e) {}
  },

  evalResponse: function() {
    try {
      return eval(this.transport.responseText);
    } catch (e) {
      this.dispatchException(e);
    }
  },

  respondToReadyState: function(readyState) {
    var event = Ajax.Request.Events[readyState];
    var transport = this.transport, json = this.evalJSON();

    if (event == 'Complete') {
      try {
        (this.options['on' + this.transport.status]
         || this.options['on' + (this.responseIsSuccess() ? 'Success' : 'Failure')]
         || Prototype.emptyFunction)(transport, json);
      } catch (e) {
        this.dispatchException(e);
      }

      if ((this.header('Content-type') || '').match(/^text\/javascript/i))
        this.evalResponse();
    }

    try {
      (this.options['on' + event] || Prototype.emptyFunction)(transport, json);
      Ajax.Responders.dispatch('on' + event, this, transport, json);
    } catch (e) {
      this.dispatchException(e);
    }

    /* Avoid memory leak in MSIE: clean up the oncomplete event handler */
    if (event == 'Complete')
      this.transport.onreadystatechange = Prototype.emptyFunction;
  },

  dispatchException: function(exception) {
    (this.options.onException || Prototype.emptyFunction)(this, exception);
    Ajax.Responders.dispatch('onException', this, exception);
  }
});

Ajax.Updater = Class.create();

Object.extend(Object.extend(Ajax.Updater.prototype, Ajax.Request.prototype), {
  initialize: function(container, url, options) {
    this.containers = {
      success: container.success ? $(container.success) : $(container),
      failure: container.failure ? $(container.failure) :
        (container.success ? null : $(container))
    }

    this.transport = Ajax.getTransport();
    this.setOptions(options);

    var onComplete = this.options.onComplete || Prototype.emptyFunction;
    this.options.onComplete = (function(transport, object) {
      this.updateContent();
      onComplete(transport, object);
    }).bind(this);

    this.request(url);
  },

  updateContent: function() {
    var receiver = this.responseIsSuccess() ?
      this.containers.success : this.containers.failure;
    var response = this.transport.responseText;

    if (!this.options.evalScripts)
      response = response.stripScripts();

    if (receiver) {
      if (this.options.insertion) {
        new this.options.insertion(receiver, response);
      } else {
        Element.update(receiver, response);
      }
    }

    if (this.responseIsSuccess()) {
      if (this.onComplete)
        setTimeout(this.onComplete.bind(this), 10);
    }
  }
});

Ajax.PeriodicalUpdater = Class.create();
Ajax.PeriodicalUpdater.prototype = Object.extend(new Ajax.Base(), {
  initialize: function(container, url, options) {
    this.setOptions(options);
    this.onComplete = this.options.onComplete;

    this.frequency = (this.options.frequency || 2);
    this.decay = (this.options.decay || 1);

    this.updater = {};
    this.container = container;
    this.url = url;

    this.start();
  },

  start: function() {
    this.options.onComplete = this.updateComplete.bind(this);
    this.onTimerEvent();
  },

  stop: function() {
    this.updater.onComplete = undefined;
    clearTimeout(this.timer);
    (this.onComplete || Prototype.emptyFunction).apply(this, arguments);
  },

  updateComplete: function(request) {
    if (this.options.decay) {
      this.decay = (request.responseText == this.lastText ?
        this.decay * this.options.decay : 1);


      this.lastText = request.responseText;
    }
    this.timer = setTimeout(this.onTimerEvent.bind(this),
      this.decay * this.frequency * 1000);
  },

  onTimerEvent: function() {
    this.updater = new Ajax.Updater(this.container, this.url, this.options);
  }
});
document.getElementsByClassName = function(className, parentElement) {
  var children = ($(parentElement) || document.body).getElementsByTagName('*');
  return $A(children).inject([], function(elements, child) {
    if (child.className.match(new RegExp("(^|\\s)" + className + "(\\s|$)")))
      elements.push(child);
    return elements;
  });
}

/*--------------------------------------------------------------------------*/

if (!window.Element) {
  var Element = new Object();
}

Object.extend(Element, {
  visible: function(element) {
    return $(element).style.display != 'none';
  },

  toggle: function() {
    for (var i = 0; i < arguments.length; i++) {
      var element = $(arguments[i]);
      Element[Element.visible(element) ? 'hide' : 'show'](element);
    }
  },

  hide: function() {
    for (var i = 0; i < arguments.length; i++) {
      var element = $(arguments[i]);
      element.style.display = 'none';
    }
  },

  show: function() {
    for (var i = 0; i < arguments.length; i++) {
      var element = $(arguments[i]);
      element.style.display = '';
    }
  },

  remove: function(element) {
    element = $(element);
    element.parentNode.removeChild(element);
  },

  update: function(element, html) {
    $(element).innerHTML = html.stripScripts();
    setTimeout(function() {html.evalScripts()}, 10);
  },

  getHeight: function(element) {
    element = $(element);
    return element.offsetHeight;
  },

  classNames: function(element) {
    return new Element.ClassNames(element);
  },

  hasClassName: function(element, className) {
    if (!(element = $(element))) return;
    return Element.classNames(element).include(className);
  },

  addClassName: function(element, className) {
    if (!(element = $(element))) return;
    return Element.classNames(element).add(className);
  },

  removeClassName: function(element, className) {
    if (!(element = $(element))) return;
    return Element.classNames(element).remove(className);
  },

  // removes whitespace-only text node children
  cleanWhitespace: function(element) {
    element = $(element);
    for (var i = 0; i < element.childNodes.length; i++) {
      var node = element.childNodes[i];
      if (node.nodeType == 3 && !/\S/.test(node.nodeValue))
        Element.remove(node);
    }
  },

  empty: function(element) {
    return $(element).innerHTML.match(/^\s*$/);
  },

  scrollTo: function(element) {
    element = $(element);
    var x = element.x ? element.x : element.offsetLeft,
        y = element.y ? element.y : element.offsetTop;
    window.scrollTo(x, y);
  },

  getStyle: function(element, style) {
    element = $(element);
    var value = element.style[style.camelize()];
    if (!value) {
      if (document.defaultView && document.defaultView.getComputedStyle) {
        var css = document.defaultView.getComputedStyle(element, null);
        value = css ? css.getPropertyValue(style) : null;
      } else if (element.currentStyle) {
        value = element.currentStyle[style.camelize()];
      }
    }

    if (window.opera && ['left', 'top', 'right', 'bottom'].include(style))
      if (Element.getStyle(element, 'position') == 'static') value = 'auto';

    return value == 'auto' ? null : value;
  },

  setStyle: function(element, style) {
    element = $(element);
    for (name in style)
      element.style[name.camelize()] = style[name];
  },

  getDimensions: function(element) {
    element = $(element);
    if (Element.getStyle(element, 'display') != 'none')
      return {width: element.offsetWidth, height: element.offsetHeight};

    // All *Width and *Height properties give 0 on elements with display none,
    // so enable the element temporarily
    var els = element.style;
    var originalVisibility = els.visibility;
    var originalPosition = els.position;
    els.visibility = 'hidden';
    els.position = 'absolute';
    els.display = '';
    var originalWidth = element.clientWidth;
    var originalHeight = element.clientHeight;
    els.display = 'none';
    els.position = originalPosition;
    els.visibility = originalVisibility;
    return {width: originalWidth, height: originalHeight};
  },

  makePositioned: function(element) {
    element = $(element);
    var pos = Element.getStyle(element, 'position');
    if (pos == 'static' || !pos) {
      element._madePositioned = true;
      element.style.position = 'relative';
      // Opera returns the offset relative to the positioning context, when an
      // element is position relative but top and left have not been defined
      if (window.opera) {
        element.style.top = 0;
        element.style.left = 0;
      }
    }
  },

  undoPositioned: function(element) {
    element = $(element);
    if (element._madePositioned) {
      element._madePositioned = undefined;
      element.style.position =
        element.style.top =
        element.style.left =
        element.style.bottom =
        element.style.right = '';
    }
  },

  makeClipping: function(element) {
    element = $(element);
    if (element._overflow) return;
    element._overflow = element.style.overflow;
    if ((Element.getStyle(element, 'overflow') || 'visible') != 'hidden')
      element.style.overflow = 'hidden';
  },

  undoClipping: function(element) {
    element = $(element);
    if (element._overflow) return;
    element.style.overflow = element._overflow;
    element._overflow = undefined;
  }
});

var Toggle = new Object();
Toggle.display = Element.toggle;

/*--------------------------------------------------------------------------*/

Abstract.Insertion = function(adjacency) {
  this.adjacency = adjacency;
}

Abstract.Insertion.prototype = {
  initialize: function(element, content) {
    this.element = $(element);
    this.content = content.stripScripts();

    if (this.adjacency && this.element.insertAdjacentHTML) {
      try {
        this.element.insertAdjacentHTML(this.adjacency, this.content);
      } catch (e) {
        if (this.element.tagName.toLowerCase() == 'tbody') {
          this.insertContent(this.contentFromAnonymousTable());
        } else {
          throw e;
        }
      }
    } else {
      this.range = this.element.ownerDocument.createRange();
      if (this.initializeRange) this.initializeRange();
      this.insertContent([this.range.createContextualFragment(this.content)]);
    }

    setTimeout(function() {content.evalScripts()}, 10);
  },

  contentFromAnonymousTable: function() {
    var div = document.createElement('div');
    div.innerHTML = '<table><tbody>' + this.content + '</tbody></table>';
    return $A(div.childNodes[0].childNodes[0].childNodes);
  }
}

var Insertion = new Object();

Insertion.Before = Class.create();
Insertion.Before.prototype = Object.extend(new Abstract.Insertion('beforeBegin'), {
  initializeRange: function() {
    this.range.setStartBefore(this.element);
  },

  insertContent: function(fragments) {
    fragments.each((function(fragment) {
      this.element.parentNode.insertBefore(fragment, this.element);
    }).bind(this));
  }
});

Insertion.Top = Class.create();
Insertion.Top.prototype = Object.extend(new Abstract.Insertion('afterBegin'), {
  initializeRange: function() {
    this.range.selectNodeContents(this.element);
    this.range.collapse(true);
  },

  insertContent: function(fragments) {
    fragments.reverse(false).each((function(fragment) {
      this.element.insertBefore(fragment, this.element.firstChild);
    }).bind(this));
  }
});

Insertion.Bottom = Class.create();
Insertion.Bottom.prototype = Object.extend(new Abstract.Insertion('beforeEnd'), {
  initializeRange: function() {
    this.range.selectNodeContents(this.element);
    this.range.collapse(this.element);
  },

  insertContent: function(fragments) {
    fragments.each((function(fragment) {
      this.element.appendChild(fragment);
    }).bind(this));
  }
});

Insertion.After = Class.create();
Insertion.After.prototype = Object.extend(new Abstract.Insertion('afterEnd'), {
  initializeRange: function() {
    this.range.setStartAfter(this.element);
  },

  insertContent: function(fragments) {
    fragments.each((function(fragment) {
      this.element.parentNode.insertBefore(fragment,
        this.element.nextSibling);
    }).bind(this));
  }
});

/*--------------------------------------------------------------------------*/

Element.ClassNames = Class.create();
Element.ClassNames.prototype = {
  initialize: function(element) {
    this.element = $(element);
  },

  _each: function(iterator) {
    this.element.className.split(/\s+/).select(function(name) {
      return name.length > 0;
    })._each(iterator);
  },

  set: function(className) {
    this.element.className = className;
  },

  add: function(classNameToAdd) {
    if (this.include(classNameToAdd)) return;
    this.set(this.toArray().concat(classNameToAdd).join(' '));
  },

  remove: function(classNameToRemove) {
    if (!this.include(classNameToRemove)) return;
    this.set(this.select(function(className) {
      return className != classNameToRemove;
    }).join(' '));
  },

  toString: function() {
    return this.toArray().join(' ');
  }
}

Object.extend(Element.ClassNames.prototype, Enumerable);
var Field = {
  clear: function() {
    for (var i = 0; i < arguments.length; i++)
      $(arguments[i]).value = '';
  },

  focus: function(element) {
    $(element).focus();
  },

  present: function() {
    for (var i = 0; i < arguments.length; i++)
      if ($(arguments[i]).value == '') return false;
    return true;
  },

  select: function(element) {
    $(element).select();
  },

  activate: function(element) {
    element = $(element);
    element.focus();
    if (element.select)
      element.select();
  }
}

/*--------------------------------------------------------------------------*/

var Form = {
  serialize: function(form) {
    var elements = Form.getElements($(form));
    var queryComponents = new Array();

    for (var i = 0; i < elements.length; i++) {
      var queryComponent = Form.Element.serialize(elements[i]);
      if (queryComponent)
        queryComponents.push(queryComponent);
    }

    return queryComponents.join('&');
  },

  getElements: function(form) {
    form = $(form);
    var elements = new Array();

    for (tagName in Form.Element.Serializers) {
      var tagElements = form.getElementsByTagName(tagName);
      for (var j = 0; j < tagElements.length; j++)
        elements.push(tagElements[j]);
    }
    return elements;
  },

  getInputs: function(form, typeName, name) {
    form = $(form);
    var inputs = form.getElementsByTagName('input');

    if (!typeName && !name)
      return inputs;

    var matchingInputs = new Array();
    for (var i = 0; i < inputs.length; i++) {
      var input = inputs[i];
      if ((typeName && input.type != typeName) ||
          (name && input.name != name))
        continue;
      matchingInputs.push(input);
    }

    return matchingInputs;
  },

  disable: function(form) {
    var elements = Form.getElements(form);
    for (var i = 0; i < elements.length; i++) {
      var element = elements[i];
      element.blur();
      element.disabled = 'true';
    }
  },

  enable: function(form) {
    var elements = Form.getElements(form);
    for (var i = 0; i < elements.length; i++) {
      var element = elements[i];
      element.disabled = '';
    }
  },

  findFirstElement: function(form) {
    return Form.getElements(form).find(function(element) {
      return element.type != 'hidden' && !element.disabled &&
        ['input', 'select', 'textarea'].include(element.tagName.toLowerCase());
    });
  },

  focusFirstElement: function(form) {
    Field.activate(Form.findFirstElement(form));
  },

  reset: function(form) {
    $(form).reset();
  }
}

Form.Element = {
  serialize: function(element) {
    element = $(element);
    var method = element.tagName.toLowerCase();
    var parameter = Form.Element.Serializers[method](element);

    if (parameter) {
      var key = encodeURIComponent(parameter[0]);
      if (key.length == 0) return;

      if (parameter[1].constructor != Array)
        parameter[1] = [parameter[1]];

      return parameter[1].map(function(value) {
        return key + '=' + encodeURIComponent(value);
      }).join('&');
    }
  },

  getValue: function(element) {
    element = $(element);
    var method = element.tagName.toLowerCase();
    var parameter = Form.Element.Serializers[method](element);

    if (parameter)
      return parameter[1];
  }
}

Form.Element.Serializers = {
  input: function(element) {
    switch (element.type.toLowerCase()) {
      case 'submit':
      case 'hidden':
      case 'password':
      case 'text':
        return Form.Element.Serializers.textarea(element);
      case 'checkbox':
      case 'radio':
        return Form.Element.Serializers.inputSelector(element);
    }
    return false;
  },

  inputSelector: function(element) {
    if (element.checked)
      return [element.name, element.value];
  },

  textarea: function(element) {
    return [element.name, element.value];
  },

  select: function(element) {
    return Form.Element.Serializers[element.type == 'select-one' ?
      'selectOne' : 'selectMany'](element);
  },

  selectOne: function(element) {
    var value = '', opt, index = element.selectedIndex;
    if (index >= 0) {
      opt = element.options[index];
      value = opt.value;
      if (!value && !('value' in opt))
        value = opt.text;
    }
    return [element.name, value];
  },

  selectMany: function(element) {
    var value = new Array();
    for (var i = 0; i < element.length; i++) {
      var opt = element.options[i];
      if (opt.selected) {
        var optValue = opt.value;
        if (!optValue && !('value' in opt))
          optValue = opt.text;
        value.push(optValue);
      }
    }
    return [element.name, value];
  }
}

/*--------------------------------------------------------------------------*/

var $F = Form.Element.getValue;

/*--------------------------------------------------------------------------*/

Abstract.TimedObserver = function() {}
Abstract.TimedObserver.prototype = {
  initialize: function(element, frequency, callback) {
    this.frequency = frequency;
    this.element   = $(element);
    this.callback  = callback;

    this.lastValue = this.getValue();
    this.registerCallback();
  },

  registerCallback: function() {
    setInterval(this.onTimerEvent.bind(this), this.frequency * 1000);
  },

  onTimerEvent: function() {
    var value = this.getValue();
    if (this.lastValue != value) {
      this.callback(this.element, value);
      this.lastValue = value;
    }
  }
}

Form.Element.Observer = Class.create();
Form.Element.Observer.prototype = Object.extend(new Abstract.TimedObserver(), {
  getValue: function() {
    return Form.Element.getValue(this.element);
  }
});

Form.Observer = Class.create();
Form.Observer.prototype = Object.extend(new Abstract.TimedObserver(), {
  getValue: function() {
    return Form.serialize(this.element);
  }
});

/*--------------------------------------------------------------------------*/

Abstract.EventObserver = function() {}
Abstract.EventObserver.prototype = {
  initialize: function(element, callback) {
    this.element  = $(element);
    this.callback = callback;

    this.lastValue = this.getValue();
    if (this.element.tagName.toLowerCase() == 'form')
      this.registerFormCallbacks();
    else
      this.registerCallback(this.element);
  },

  onElementEvent: function() {
    var value = this.getValue();
    if (this.lastValue != value) {
      this.callback(this.element, value);
      this.lastValue = value;
    }
  },

  registerFormCallbacks: function() {
    var elements = Form.getElements(this.element);
    for (var i = 0; i < elements.length; i++)
      this.registerCallback(elements[i]);
  },

  registerCallback: function(element) {
    if (element.type) {
      switch (element.type.toLowerCase()) {
        case 'checkbox':
        case 'radio':
          Event.observe(element, 'click', this.onElementEvent.bind(this));
          break;
        case 'password':
        case 'text':
        case 'textarea':
        case 'select-one':
        case 'select-multiple':
          Event.observe(element, 'change', this.onElementEvent.bind(this));
          break;
      }
    }
  }
}

Form.Element.EventObserver = Class.create();
Form.Element.EventObserver.prototype = Object.extend(new Abstract.EventObserver(), {
  getValue: function() {
    return Form.Element.getValue(this.element);
  }
});

Form.EventObserver = Class.create();
Form.EventObserver.prototype = Object.extend(new Abstract.EventObserver(), {
  getValue: function() {
    return Form.serialize(this.element);
  }
});
if (!window.Event) {
  var Event = new Object();
}

Object.extend(Event, {
  KEY_BACKSPACE: 8,
  KEY_TAB:       9,
  KEY_RETURN:   13,
  KEY_ESC:      27,
  KEY_LEFT:     37,
  KEY_UP:       38,
  KEY_RIGHT:    39,
  KEY_DOWN:     40,
  KEY_DELETE:   46,

  element: function(event) {
    return event.target || event.srcElement;
  },

  isLeftClick: function(event) {
    return (((event.which) && (event.which == 1)) ||
            ((event.button) && (event.button == 1)));
  },

  pointerX: function(event) {
    return event.pageX || (event.clientX +
      (document.documentElement.scrollLeft || document.body.scrollLeft));
  },

  pointerY: function(event) {
    return event.pageY || (event.clientY +
      (document.documentElement.scrollTop || document.body.scrollTop));
  },

  stop: function(event) {
    if (event.preventDefault) {
      event.preventDefault();
      event.stopPropagation();
    } else {
      event.returnValue = false;
      event.cancelBubble = true;
    }
  },

  // find the first node with the given tagName, starting from the
  // node the event was triggered on; traverses the DOM upwards
  findElement: function(event, tagName) {
    var element = Event.element(event);
    while (element.parentNode && (!element.tagName ||
        (element.tagName.toUpperCase() != tagName.toUpperCase())))
      element = element.parentNode;
    return element;
  },

  observers: false,

  _observeAndCache: function(element, name, observer, useCapture) {
    if (!this.observers) this.observers = [];
    if (element.addEventListener) {
      this.observers.push([element, name, observer, useCapture]);
      element.addEventListener(name, observer, useCapture);
    } else if (element.attachEvent) {
      this.observers.push([element, name, observer, useCapture]);
      element.attachEvent('on' + name, observer);
    }
  },

  unloadCache: function() {
    if (!Event.observers) return;
    for (var i = 0; i < Event.observers.length; i++) {
      Event.stopObserving.apply(this, Event.observers[i]);
      Event.observers[i][0] = null;
    }
    Event.observers = false;
  },

  observe: function(element, name, observer, useCapture) {
    var element = $(element);
    useCapture = useCapture || false;

    if (name == 'keypress' &&
        (navigator.appVersion.match(/Konqueror|Safari|KHTML/)
        || element.attachEvent))
      name = 'keydown';

    this._observeAndCache(element, name, observer, useCapture);
  },

  stopObserving: function(element, name, observer, useCapture) {
    var element = $(element);
    useCapture = useCapture || false;

    if (name == 'keypress' &&
        (navigator.appVersion.match(/Konqueror|Safari|KHTML/)
        || element.detachEvent))
      name = 'keydown';

    if (element.removeEventListener) {
      element.removeEventListener(name, observer, useCapture);
    } else if (element.detachEvent) {
      element.detachEvent('on' + name, observer);
    }
  }
});

/* prevent memory leaks in IE */
Event.observe(window, 'unload', Event.unloadCache, false);
var Position = {
  // set to true if needed, warning: firefox performance problems
  // NOT neeeded for page scrolling, only if draggable contained in
  // scrollable elements
  includeScrollOffsets: false,

  // must be called before calling withinIncludingScrolloffset, every time the
  // page is scrolled
  prepare: function() {
    this.deltaX =  window.pageXOffset
                || document.documentElement.scrollLeft
                || document.body.scrollLeft
                || 0;
    this.deltaY =  window.pageYOffset
                || document.documentElement.scrollTop
                || document.body.scrollTop
                || 0;
  },

  realOffset: function(element) {
    var valueT = 0, valueL = 0;
    do {
      valueT += element.scrollTop  || 0;
      valueL += element.scrollLeft || 0;
      element = element.parentNode;
    } while (element);
    return [valueL, valueT];
  },

  cumulativeOffset: function(element) {
    var valueT = 0, valueL = 0;
    do {
      valueT += element.offsetTop  || 0;
      valueL += element.offsetLeft || 0;
      element = element.offsetParent;
    } while (element);
    return [valueL, valueT];
  },

  positionedOffset: function(element) {
    var valueT = 0, valueL = 0;
    do {
      valueT += element.offsetTop  || 0;
      valueL += element.offsetLeft || 0;
      element = element.offsetParent;
      if (element) {
        p = Element.getStyle(element, 'position');
        if (p == 'relative' || p == 'absolute') break;
      }
    } while (element);
    return [valueL, valueT];
  },

  offsetParent: function(element) {
    if (element.offsetParent) return element.offsetParent;
    if (element == document.body) return element;

    while ((element = element.parentNode) && element != document.body)
      if (Element.getStyle(element, 'position') != 'static')
        return element;

    return document.body;
  },

  // caches x/y coordinate pair to use with overlap
  within: function(element, x, y) {
    if (this.includeScrollOffsets)
      return this.withinIncludingScrolloffsets(element, x, y);
    this.xcomp = x;
    this.ycomp = y;
    this.offset = this.cumulativeOffset(element);

    return (y >= this.offset[1] &&
            y <  this.offset[1] + element.offsetHeight &&
            x >= this.offset[0] &&
            x <  this.offset[0] + element.offsetWidth);
  },

  withinIncludingScrolloffsets: function(element, x, y) {
    var offsetcache = this.realOffset(element);

    this.xcomp = x + offsetcache[0] - this.deltaX;
    this.ycomp = y + offsetcache[1] - this.deltaY;
    this.offset = this.cumulativeOffset(element);

    return (this.ycomp >= this.offset[1] &&
            this.ycomp <  this.offset[1] + element.offsetHeight &&
            this.xcomp >= this.offset[0] &&
            this.xcomp <  this.offset[0] + element.offsetWidth);
  },

  // within must be called directly before
  overlap: function(mode, element) {
    if (!mode) return 0;
    if (mode == 'vertical')
      return ((this.offset[1] + element.offsetHeight) - this.ycomp) /
        element.offsetHeight;
    if (mode == 'horizontal')
      return ((this.offset[0] + element.offsetWidth) - this.xcomp) /
        element.offsetWidth;
  },

  clone: function(source, target) {
    source = $(source);
    target = $(target);
    target.style.position = 'absolute';
    var offsets = this.cumulativeOffset(source);
    target.style.top    = offsets[1] + 'px';
    target.style.left   = offsets[0] + 'px';
    target.style.width  = source.offsetWidth + 'px';
    target.style.height = source.offsetHeight + 'px';
  },

  page: function(forElement) {
    var valueT = 0, valueL = 0;

    var element = forElement;
    do {
      valueT += element.offsetTop  || 0;
      valueL += element.offsetLeft || 0;

      // Safari fix
      if (element.offsetParent==document.body)
        if (Element.getStyle(element,'position')=='absolute') break;

    } while (element = element.offsetParent);

    element = forElement;
    do {
      valueT -= element.scrollTop  || 0;
      valueL -= element.scrollLeft || 0;
    } while (element = element.parentNode);

    return [valueL, valueT];
  },

  clone: function(source, target) {
    var options = Object.extend({
      setLeft:    true,
      setTop:     true,
      setWidth:   true,
      setHeight:  true,
      offsetTop:  0,
      offsetLeft: 0
    }, arguments[2] || {})

    // find page position of source
    source = $(source);
    var p = Position.page(source);

    // find coordinate system to use
    target = $(target);
    var delta = [0, 0];
    var parent = null;
    // delta [0,0] will do fine with position: fixed elements,
    // position:absolute needs offsetParent deltas
    if (Element.getStyle(target,'position') == 'absolute') {
      parent = Position.offsetParent(target);
      delta = Position.page(parent);
    }

    // correct by body offsets (fixes Safari)
    if (parent == document.body) {
      delta[0] -= document.body.offsetLeft;
      delta[1] -= document.body.offsetTop;
    }

    // set position
    if(options.setLeft)   target.style.left  = (p[0] - delta[0] + options.offsetLeft) + 'px';
    if(options.setTop)    target.style.top   = (p[1] - delta[1] + options.offsetTop) + 'px';
    if(options.setWidth)  target.style.width = source.offsetWidth + 'px';
    if(options.setHeight) target.style.height = source.offsetHeight + 'px';
  },

  absolutize: function(element) {
    element = $(element);
    if (element.style.position == 'absolute') return;
    Position.prepare();

    var offsets = Position.positionedOffset(element);
    var top     = offsets[1];
    var left    = offsets[0];
    var width   = element.clientWidth;
    var height  = element.clientHeight;

    element._originalLeft   = left - parseFloat(element.style.left  || 0);
    element._originalTop    = top  - parseFloat(element.style.top || 0);
    element._originalWidth  = element.style.width;
    element._originalHeight = element.style.height;

    element.style.position = 'absolute';
    element.style.top    = top + 'px';;
    element.style.left   = left + 'px';;
    element.style.width  = width + 'px';;
    element.style.height = height + 'px';;
  },

  relativize: function(element) {
    element = $(element);
    if (element.style.position == 'relative') return;
    Position.prepare();

    element.style.position = 'relative';
    var top  = parseFloat(element.style.top  || 0) - (element._originalTop || 0);
    var left = parseFloat(element.style.left || 0) - (element._originalLeft || 0);

    element.style.top    = top + 'px';
    element.style.left   = left + 'px';
    element.style.height = element._originalHeight;
    element.style.width  = element._originalWidth;
  }
}

// Safari returns margins on body which is incorrect if the child is absolutely
// positioned.  For performance reasons, redefine Position.cumulativeOffset for
// KHTML/WebKit only.
if (/Konqueror|Safari|KHTML/.test(navigator.userAgent)) {
  Position.cumulativeOffset = function(element) {
    var valueT = 0, valueL = 0;
    do {
      valueT += element.offsetTop  || 0;
      valueL += element.offsetLeft || 0;
      if (element.offsetParent == document.body)
        if (Element.getStyle(element, 'position') == 'absolute') break;

      element = element.offsetParent;
    } while (element);

    return [valueL, valueT];
  }
}

scriptaculous.js

Code:
// Copyright (c) 2005 Thomas Fuchs (http://script.aculo.us, http://mir.aculo.us)
// 
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
// 
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

var Scriptaculous = {
  Version: '1.5.1',
  require: function(libraryName) {
    // inserting via DOM fails in Safari 2.0, so brute force approach
    document.write('<script type="text/javascript" src="'+libraryName+'"></script>');
  },
  load: function() {
    if((typeof Prototype=='undefined') ||
      parseFloat(Prototype.Version.split(".")[0] + "." +
                 Prototype.Version.split(".")[1]) < 1.4)
      throw("script.aculo.us requires the Prototype JavaScript framework >= 1.4.0");
    
    $A(document.getElementsByTagName("script")).findAll( function(s) {
      return (s.src && s.src.match(/scriptaculous\.js(\?.*)?$/))
    }).each( function(s) {
      var path = s.src.replace(/scriptaculous\.js(\?.*)?$/,'');
      var includes = s.src.match(/\?.*load=([a-z,]*)/);
      (includes ? includes[1] : 'builder,effects,dragdrop,controls,slider').split(',').each(
       function(include) { Scriptaculous.require(path+include+'.js') });
    });
  }
}

Scriptaculous.load();


Heb verder geen verstand van JS dus als iemand het mij simpel uit kan leggen of het veranderen zal dat wel fijn zijn :)

Mvg, Ruben
 
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