// start prototype.js
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];

  }

}

// end prototype.js

// start lightbox.js

//        Configuration

//

var fileLoadingImage = "images/loading.gif";

var fileBottomNavCloseImage = "images/closelabel.gif";



var resizeSpeed = 10;        // controls the speed of the image resizing (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(resizeSpeed > 10){ resizeSpeed = 10;}

if(resizeSpeed < 1){ resizeSpeed = 1;}

resizeDuration = (11 - resizeSpeed) * 0.15;



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



//

//        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 = 1; i < this.length; i++){

                if(this[i][0] == this[i-1][0]){

                        this.splice(i,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');



                // 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;}

                        }

                }



                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(); return false; }

                objBody.appendChild(objOverlay);



                var objLightbox = document.createElement("div");

                objLightbox.setAttribute('id','lightbox');

                objLightbox.style.display = 'none';

                objBody.appendChild(objLightbox);



                var objOuterImageContainer = document.createElement("div");

                objOuterImageContainer.setAttribute('id','outerImageContainer');

                objLightbox.appendChild(objOuterImageContainer);



                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) {



                hideSelectBoxes();



                // stretch overlay to fill page and fade in

                var arrayPageSize = getPageSize();

                Element.setHeight('overlay', arrayPageSize[1]);

                new Effect.Appear('overlay', { duration: 0.2, 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'), imageLink.getAttribute('title')));

                } 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'), anchor.getAttribute('title')));

                                }

                        }

                        imageArray.removeDuplicates();

                        while(imageArray[imageNum][0] != imageLink.getAttribute('href')) { imageNum++;}

                }



                // calculate top offset for the lightbox and display

                var arrayPageSize = getPageSize();

                var arrayPageScroll = getPageScroll();

                var lightboxTop = arrayPageScroll[1] + (arrayPageSize[3] / 15);



                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

                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 current height and width

                this.wCur = Element.getWidth('outerImageContainer');

                this.hCur = Element.getHeight('outerImageContainer');



                // scalars based on change from old to new

                this.xScale = ((imgWidth  + (borderSize * 2)) / this.wCur) * 100;

                this.yScale = ((imgHeight  + (borderSize * 2)) / this.hCur) * 100;



                // calculate size difference between new and old image, and resize if necessary

                wDiff = (this.wCur - borderSize * 2) - imgWidth;

                hDiff = (this.hCur - borderSize * 2) - imgHeight;



                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', imgWidth + (borderSize * 2));



                this.showImage();

        },



        //

        //        showImage()

        //        Display image and begin preloading neighbors.

        //

        showImage: function(){

                Element.hide('loading');

                new Effect.Appear('lightboxImage', { duration: 0.5, 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', "Bild " + eval(activeImage + 1) + " von " + imageArray.length);

                }



                new Effect.Parallel(

                        [ new Effect.SlideDown( 'imageDataContainer', { sync: true, duration: resizeDuration + 0.25, from: 0.0, to: 1.0 }),

                          new Effect.Appear('imageDataContainer', { sync: true, duration: 1.0 }) ],

                        { duration: 0.65, afterFinish: function() { 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;

                } else { // mozilla

                        keycode = e.which;

                }



                key = String.fromCharCode(keycode).toLowerCase();



                if((key == 'x') || (key == 'o') || (key == 'c')){        // close lightbox

                        myLightbox.end();

                } else if(key == 'p'){        // display previous image

                        if(activeImage != 0){

                                myLightbox.disableKeyboardNav();

                                myLightbox.changeImage(activeImage - 1);

                        }

                } else if(key == 'n'){        // 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: 0.2});

                showSelectBoxes();

        }

}



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



//

// 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(){

        selects = document.getElementsByTagName("select");

        for (i = 0; i != selects.length; i++) {

                selects[i].style.visibility = "visible";

        }

}



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



function hideSelectBoxes(){

        selects = document.getElementsByTagName("select");

        for (i = 0; i != selects.length; i++) {

                selects[i].style.visibility = "hidden";

        }

}



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



//

// pause(numberMillis)

// Pauses code execution for specified time. Uses busy code, not good.

// Code from http://www.faqts.com/knowledge_base/view.phtml/aid/1602

//

function pause(numberMillis) {

        var now = new Date();

        var exitTime = now.getTime() + numberMillis;

        while (true) {

                now = new Date();

                if (now.getTime() > exitTime)

                        return;

        }

}



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







function initLightbox() { myLightbox = new Lightbox(); }

Event.observe(window, 'load', initLightbox, false);

// end lightbox.js

// start effects.js

// 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] || {}));

}



//end effects.js