/*  Prototype JavaScript framework, version 1.5.0_rc0
 *  (c) 2005 Sam Stephenson <sam@conio.net>
 *
 *  Prototype is freely distributable under the terms of an MIT-style license.
 *  For details, see the Prototype web site: http://prototype.conio.net/
 *
/*--------------------------------------------------------------------------*/

var Prototype = {
  Version: '1.5.0_rc0',
  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 (var 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;
      }
    }
  }
}
Object.extend(String.prototype, {
  gsub: function(pattern, replacement) {
    var result = '', source = this, match;
    replacement = arguments.callee.prepareReplacement(replacement);

    while (source.length > 0) {
      if (match = source.match(pattern)) {
        result += source.slice(0, match.index);
        result += (replacement(match) || '').toString();
        source  = source.slice(match.index + match[0].length);
      } else {
        result += source, source = '';
      }
    }
    return result;
  },

  sub: function(pattern, replacement, count) {
    replacement = this.gsub.prepareReplacement(replacement);
    count = count === undefined ? 1 : count;

    return this.gsub(pattern, function(match) {
      if (--count < 0) return match[0];
      return replacement(match);
    });
  },

  scan: function(pattern, iterator) {
    this.gsub(pattern, iterator);
    return this;
  },

  truncate: function(length, truncation) {
    length = length || 30;
    truncation = truncation === undefined ? '...' : truncation;
    return this.length > length ?
      this.slice(0, length - truncation.length) + truncation : this;
  },

  strip: function() {
    return this.replace(/^\s+/, '').replace(/\s+$/, '');
  },

  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(function(script) { return eval(script) });
  },

  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(/\\/g, '\\\\').replace(/'/g, '\\\'') + "'";
  }
});

String.prototype.gsub.prepareReplacement = function(replacement) {
  if (typeof replacement == 'function') return replacement;
  var template = new Template(replacement);
  return function(match) { return template.evaluate(match) };
}

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

var Template = Class.create();
Template.Pattern = /(^|.|\r|\n)(#\{(.*?)\})/;
Template.prototype = {
  initialize: function(template, pattern) {
    this.template = template.toString();
    this.pattern  = pattern || Template.Pattern;
  },

  evaluate: function(object) {
    return this.template.gsub(this.pattern, function(match) {
      var before = match[1];
      if (before == '\\') return match[2];
      return before + (object[match[3]] || '').toString();
    });
  }
}

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 (result == undefined || value >= result)
        result = value;
    });
    return result;
  },

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

  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);

if (!Array.prototype._reverse)
  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 && 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();
  },

  inspect: function() {
    return '[' + this.map(Object.inspect).join(', ') + ']';
  }
});
var Hash = {
  _each: function(iterator) {
    for (var 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 XMLHttpRequest()},
      function() {return new ActiveXObject('Msxml2.XMLHTTP')},
      function() {return new ActiveXObject('Microsoft.XMLHTTP')}
    ) || 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,
      contentType:  'application/x-www-form-urlencoded',
      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,
       'Accept', 'text/javascript, text/html, application/xml, text/xml, */*'];

    if (this.options.method == 'post') {
      requestHeaders.push('Content-type', this.options.contentType);

      /* 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);
  }
});
function $() {
  var results = [], element;
  for (var i = 0; i < arguments.length; i++) {
    element = arguments[i];
    if (typeof element == 'string')
      element = document.getElementById(element);
    results.push(Element.extend(element));
  }
  return results.length < 2 ? results[0] : results;
}

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(Element.extend(child));
    return elements;
  });
}

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

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

Element.extend = function(element) {
  if (!element) return;
  if (_nativeExtensions) return element;

  if (!element._extended && element.tagName && element != window) {
    var methods = Element.Methods, cache = Element.extend.cache;
    for (property in methods) {
      var value = methods[property];
      if (typeof value == 'function')
        element[property] = cache.findOrStore(value);
    }
  }

  element._extended = true;
  return element;
}

Element.extend.cache = {
  findOrStore: function(value) {
    return this[value] = this[value] || function() {
      return value.apply(null, [this].concat($A(arguments)));
    }
  }
}

Element.Methods = {
  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);
  },

  replace: function(element, html) {
    element = $(element);
    if (element.outerHTML) {
      element.outerHTML = html.stripScripts();
    } else {
      var range = element.ownerDocument.createRange();
      range.selectNodeContents(element);
      element.parentNode.replaceChild(
        range.createContextualFragment(html.stripScripts()), element);
    }
    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 $(element).innerHTML.match(/^\s*$/);
  },

  childOf: function(element, ancestor) {
    element = $(element), ancestor = $(ancestor);
    while (element = element.parentNode)
      if (element == ancestor) return true;
    return false;
  },

  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 (var 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;
  }
}

Object.extend(Element, Element.Methods);

var _nativeExtensions = false;

if(!HTMLElement && /Konqueror|Safari|KHTML/.test(navigator.userAgent)) {
  var HTMLElement = {}
  HTMLElement.prototype = document.createElement('div').__proto__;
}

Element.addMethods = function(methods) {
  Object.extend(Element.Methods, methods || {});

  if(typeof HTMLElement != 'undefined') {
    var methods = Element.Methods, cache = Element.extend.cache;
    for (property in methods) {
      var value = methods[property];
      if (typeof value == 'function')
        HTMLElement.prototype[property] = cache.findOrStore(value);
    }
    _nativeExtensions = true;
  }
}

Element.addMethods();

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) {
        var tagName = this.element.tagName.toLowerCase();
        if (tagName == 'tbody' || tagName == 'tr') {
          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 Selector = Class.create();
Selector.prototype = {
  initialize: function(expression) {
    this.params = {classNames: []};
    this.expression = expression.toString().strip();
    this.parseExpression();
    this.compileMatcher();
  },

  parseExpression: function() {
    function abort(message) { throw 'Parse error in selector: ' + message; }

    if (this.expression == '')  abort('empty expression');

    var params = this.params, expr = this.expression, match, modifier, clause, rest;
    while (match = expr.match(/^(.*)\[([a-z0-9_:-]+?)(?:([~\|!]?=)(?:"([^"]*)"|([^\]\s]*)))?\]$/i)) {
      params.attributes = params.attributes || [];
      params.attributes.push({name: match[2], operator: match[3], value: match[4] || match[5] || ''});
      expr = match[1];
    }

    if (expr == '*') return this.params.wildcard = true;

    while (match = expr.match(/^([^a-z0-9_-])?([a-z0-9_-]+)(.*)/i)) {
      modifier = match[1], clause = match[2], rest = match[3];
      switch (modifier) {
        case '#':       params.id = clause; break;
        case '.':       params.classNames.push(clause); break;
        case '':
        case undefined: params.tagName = clause.toUpperCase(); break;
        default:        abort(expr.inspect());
      }
      expr = rest;
    }

    if (expr.length > 0) abort(expr.inspect());
  },

  buildMatchExpression: function() {
    var params = this.params, conditions = [], clause;

    if (params.wildcard)
      conditions.push('true');
    if (clause = params.id)
      conditions.push('element.id == ' + clause.inspect());
    if (clause = params.tagName)
      conditions.push('element.tagName.toUpperCase() == ' + clause.inspect());
    if ((clause = params.classNames).length > 0)
      for (var i = 0; i < clause.length; i++)
        conditions.push('Element.hasClassName(element, ' + clause[i].inspect() + ')');
    if (clause = params.attributes) {
      clause.each(function(attribute) {
        var value = 'element.getAttribute(' + attribute.name.inspect() + ')';
        var splitValueBy = function(delimiter) {
          return value + ' && ' + value + '.split(' + delimiter.inspect() + ')';
        }

        switch (attribute.operator) {
          case '=':       conditions.push(value + ' == ' + attribute.value.inspect()); break;
          case '~=':      conditions.push(splitValueBy(' ') + '.include(' + attribute.value.inspect() + ')'); break;
          case '|=':      conditions.push(
                            splitValueBy('-') + '.first().toUpperCase() == ' + attribute.value.toUpperCase().inspect()
                          ); break;
          case '!=':      conditions.push(value + ' != ' + attribute.value.inspect()); break;
          case '':
          case undefined: conditions.push(value + ' != null'); break;
          default:        throw 'Unknown operator ' + attribute.operator + ' in selector';
        }
      });
    }

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

  compileMatcher: function() {
    this.match = new Function('element', 'if (!element.tagName) return false; \
      return ' + this.buildMatchExpression());
  },

  findElements: function(scope) {
    var element;

    if (element = $(this.params.id))
      if (this.match(element))
        if (!scope || Element.childOf(element, scope))
          return [element];

    scope = (scope || document).getElementsByTagName(this.params.tagName || '*');

    var results = [];
    for (var i = 0; i < scope.length; i++)
      if (this.match(element = scope[i]))
        results.push(Element.extend(element));

    return results;
  },

  toString: function() {
    return this.expression;
  }
}

function $$() {
  return $A(arguments).map(function(expression) {
    return expression.strip().split(/\s+/).inject([null], function(results, expr) {
      var selector = new Selector(expr);
      return results.map(selector.findElements.bind(selector)).flatten();
    });
  }).flatten();
}
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 (var 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 || opt.text;
    }
    return [element.name, value];
  },

  selectMany: function(element) {
    var value = [];
    for (var i = 0; i < element.length; i++) {
      var opt = element.options[i];
      if (opt.selected)
        value.push(opt.value || opt.text);
    }
    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 */
if (navigator.appVersion.match(/\bMSIE\b/))
  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];
  }
}

/*
 * utils.js
 * 
 * Copyright 2006 (c) Digital Pulp
 * Authors: Brian Skahan <brian@digitalpulp.com>
 *          Manny Phan <manny@digitalpulp.com>
 *
 */


// On Load -----------------------------------------------
function addLoadEvent(func) {
  var oldonload = window.onload;
  if (typeof window.onload != 'function') {
    window.onload = func;
  }
  else {
    window.onload = function() {
      oldonload();
      func();
    }
  }
}

// Dropdown menu ------------------------------------------
startList = function() {
  if (document.all&&document.getElementById) {
    navRoot = document.getElementById("SiteMenu");
    for (i=0; i<navRoot.childNodes.length; i++) {
      node = navRoot.childNodes[i];
      if (node.nodeName=="LI") {
        node.onmouseover=function() {
          this.className+=" over";
        }
        node.onmouseout=function() {
          this.className=this.className.replace(" over", "");
        }
      }
    }
  }
}
addLoadEvent(startList);

// E-mail Address Obfuscator ------------------------------
function getadr( u ) {
                var d1 = "wis";
                var d2 = "h.o";
                var d3 = "rg";
                var atsign = "&#64;";
                var adr = u + atsign + d1 + d2 + d3;
                document.write( 
                                "<" + "a" + " " + "hre" + "f=mai" + "lto:" + adr + ">" +
        adr +
        "<\/a>");
}


// Printable view popup -----------------------------------
var print_win = null;
function popPrint(url) {
        print_win = window.open(url, 'printWin', 'width=800,height=600,toolbar=yes,scrollbars=yes,scrolling=yes,statusbar=no,resizable=yes');
        if (window.focus) print_win.focus();
}

// Popup handler ------------------------------------------
var client_win = null;
function popClient(url) {
        client_win = window.open(url, 'clientWin', 'width=370,height=600,toolbar=no,scrollbars=yes,scrolling=yes,statusbar=no,resizable=no');
        if (window.focus) client_win.focus();
}
// View Larger handler ------------------------------------------
var view_win = null;
function popView(url) {
        view_win = window.open(url, 'viewWin', 'width=390,height=600,toolbar=no,scrollbars=yes,scrolling=yes,statusbar=no,resizable=no');
        if (window.focus) view_win.focus();
}
// View Larger handler [[e-cards]]------------------------------------------
var view_win = null;
function popViewEcard(url) {
        view_win = window.open(url, 'viewWin', 'width=665,height=480,toolbar=no,scrollbars=yes,scrolling=yes,statusbar=no,resizable=no');
        if (window.focus) view_win.focus();
}
// View Larger handler [video]------------------------------------------
var view_win = null;
function popViewVideo(url) {
        view_win = window.open(url, 'viewWin', 'width=320,height=255,toolbar=no,location=no,menubar=no,directories=no,status=no,scrollbars=no,scrolling=no,statusbar=no,resizable=no');
        if (window.focus) view_win.focus();
}
// Reset popup window sizes to fit page wrapper
resizePopup = function() {
  var x = window;
  var width = $('PopupPageWrapper').scrollWidth;
  var height = $('PopupPageWrapper').scrollHeight;
      var ua = window.navigator.userAgent
      var msie = ua.indexOf ( "MSIE " )


  if (msie > 0) {
	  height = height+60;
  }
  var myH, myW, d = x.document.documentElement, b = x.document.body;
  if( x.innerWidth ) { x.innerWidth = width; x.innerHeight = height; }
  else if( d && d.clientWidth ) {
    myW = d.clientWidth; myH = d.clientHeight;
    x.resizeTo( width, height);
  }
  if( x.focus ) { x.focus(); }
};

// show and hide the privacy policy div.
function togglePrivacyPolicy() {
  if ($('FullPrivacyPolicy')) Element.toggle($('FullPrivacyPolicy'));
}

// attach this to the onfocus of an INPUT or TEXTAREA, passing the 'this'
// object as the argument
function textFieldStoreAndClear(el) {
  el.originalText = (el.originalText == null) ? el.value : el.originalText;
  if (el.value == el.originalText) el.value = '';
}

// attach this to the onblur of an INPUT or TEXTAREA, passing the 'this'
// object as the argument
function textFieldRestore(el) {
  el.value = (el.value == '') ? el.originalText : el.value;
}

// Show and Hide Text Toggle
function toggleLayer(whichLayer) {
  if (document.getElementById) {
    // this is the way the standards work
    var style2 = document.getElementById(whichLayer).style;
    //style2.display = style2.display? "":"block";
  }
  else if (document.all) {
    // this is the way old msie versions work
    var style2 = document.all[whichLayer].style;
    style2.display = style2.display? "":"block";
  }
  else if (document.layers) {
    // this is the way nn4 works
    var style2 = document.layers[whichLayer].style;
    style2.display = style2.display? "":"block";
  }
}
// BEGIN: Generic Cookie handlers -------------------------

function getCookie( name ) {
  var start = document.cookie.indexOf( name + "=" );
  var len = start + name.length + 1;
  if ( ( !start ) && ( name != document.cookie.substring( 0, name.length ) ) ) {
    return null;
  }
  if ( start == -1 ) return null;
  var end = document.cookie.indexOf( ";", len );
  if ( end == -1 ) end = document.cookie.length;
  return unescape( document.cookie.substring( len, end ) );
}

function setCookie( name, value, expires, path, domain, secure ) {
  var today = new Date();
  today.setTime( today.getTime() );
  if ( expires ) {
    expires = expires * 1000 * 60 * 60 * 24;
  }
  var expires_date = new Date( today.getTime() + (expires) );
  document.cookie = name+"="+escape( value ) +
    ( ( expires ) ? ";expires="+expires_date.toGMTString() : "" ) + //expires.toGMTString()
    ( ( path ) ? ";path=" + path : "" ) +
    ( ( domain ) ? ";domain=" + domain : "" ) +
    ( ( secure ) ? ";secure" : "" );
}

function clearCookie( name, path, domain ) {
  if ( getCookie( name ) ) document.cookie = name + "=" +
      ( ( path ) ? ";path=" + path : "") +
      ( ( domain ) ? ";domain=" + domain : "" ) +
      ";expires=Thu, 01-Jan-1970 00:00:01 GMT";
}

// END: Generic Cookie handlers ---------------------------


// BEGIN: MAW Cookie handlers -----------------------------

function setChapterCookies(chapter)
{
  setCookie("maw_chapter_id", chapter.id, false, '/');
  setCookie("maw_chapter_name", chapter.name, false, '/');
  setCookie("maw_chapter_phone", chapter.phone, false, '/');
  setCookie("maw_chapter_url", chapter.url, false, '/');
}

function getChapterCookies() {
  var cc = { id: getCookie("maw_chapter_id"),
             name: getCookie("maw_chapter_name"),
             phone: getCookie("maw_chapter_phone"),
             url: getCookie("maw_chapter_url") }
  return $H(cc);
}

function clearChapterCookies() {
  clearCookie("maw_chapter_id", '/');
  clearCookie("maw_chapter_name", '/');
  clearCookie("maw_chapter_phone", '/');
  clearCookie("maw_chapter_url", '/');
}

// END: MAW Cookie handlers -------------------------------

// -----------------------------------------
// Handle a single Chapter object result
function parseResultsById(xhr) {
  var list = eval('(' + xhr.responseText + ')');
  if (list.chapters.length == 0) {
    alert("No Chapter Found");
  }
  else if (list.chapters.length > 0){
    setChapter(list.chapters[0].chapter);
    $('HeaderWrapper').removeChild($('ChapterSelectionList'));
  }
  else {
    alert("Problem");
  }
}

// Handle multiple Chapter object results
// If we get more than one chapter popup a div with the list to choose from
// and call getChapterById.
function parseResultsByZip(xhr) {
  var list = eval('(' + xhr.responseText + ')');
  if (list.chapters.length == 0) {
    alert("No Chapter Found");
  }
  else if (list.chapters.length == 1){
    setChapter(list.chapters[0].chapter);
  }
  else if (list.chapters.length > 1){
    var x = document.createElement('div');
    x.id = 'ChapterSelectionList';
    var y = document.createElement('h3');
    y.appendChild(document.createTextNode("There is more than one chapter serving your zip code"));
    x.appendChild(y);
    for (var i=0;i<list.chapters.length;i++) {
      var y = document.createElement('a');
      y.href = "javascript:getChapterById('" + list.chapters[i].chapter.id + "')";
      y.appendChild(document.createTextNode(list.chapters[i].chapter.name));
      x.appendChild(y);
      document.getElementById('HeaderWrapper').appendChild(x);
    }
  }
}

function getChapterByZip(zip)
{
  var chapterRequestByZip = new Ajax.Request('/maw/chapter', { method: 'get',
                                                               parameters: 'zip=' + zip,
                                                               onSuccess: parseResultsByZip });
}

function getChapterById(id)
{
  var chapterRequestById = new Ajax.Request('/maw/chapter', { method: 'get',
                                                          parameters: 'id=' + id,
                                                          onSuccess: parseResultsById
                                                        });
  
}

// ---------------------------------------------------------
// Clear chapter cookies, reset ChapterLocator div to form
function changeChapter() {
  clearChapterCookies();
  clDiv = $("ChapterLocator");
  var clContent = "<form action='/maw/chapterlocate_results' id='chapter_locator' method='get'><label for='zip_code' class='hidden'>Zip Code</label> <input type='text' name='zip' id='zip_code' value='' /> <input type='image' alt='Go' name='GoButton' id='GoButton' src='/design/wish/images/btn.go.chapter-lookup.gif' />";
  clDiv.innerHTML = clContent;
  Event.observe($('chapter_locator'), 'submit', lookupChapter, false)
}

// -----------------------------------------------------------------------
// Fill ChapterLocator div with chapter info stored in cookies.
function showChapter() {
  var clDiv = $("ChapterLocator");
  if (getCookie("maw_chapter_name")) {
    var chapter = getChapterCookies();
    var clContent = "<address><strong>" + chapter['name'] + "</strong><br />" +
                    chapter['phone'] + "<br /><a href='http://" +
                    chapter['url'] + "'>" + chapter['url'] +
                    "</a><br /><a href='javascript:changeChapter();'>Change Your Chapter</a></address>";
    clDiv.innerHTML = clContent;
  }
}
addLoadEvent(showChapter);

function setChapter(chapter) {
  setChapterCookies(chapter);
  showChapter();
}

function lookupChapter(e) {
  getChapterByZip(e.target.zip.value);
  // This stops the form from following through to the results.  A more
  // dynamic, but possibly confusing, behavior.
  //Event.stop(e);
}

addLoadEvent(function () {
    if ($('chapter_locator')) {
    Event.observe($('chapter_locator'), 'submit', lookupChapter, false)}
});

// Caching restrictions in the CMS make it difficult to identify the pages
// that need a dark nav column (e.g. first items).
addLoadEvent(function () {
  var btn = $('BtnMnFirst') || false;
  if (btn && btn.className == "Active")
    $('NavigationColumnCap').style.backgroundImage = 'url(/design/wish/images/bkg.contentborder-leftedge-dark-gray.gif)';
});

// Toggle mailing address fields on the contact us form.  We call it once to
// set the fields visible on errors.
function toggleMailingFields(e) {
    var target = $('postalcheck')
    $('CheckboxPostal').className = (target.checked)? 'Active':'';
    $('postalfields').style.display = (target.checked)? 'block':'none';    
}

addLoadEvent(function() {
  if ($('postalcheck')) {
    Event.observe($('postalcheck'),'click',toggleMailingFields,false)
    toggleMailingFields();
  }
});

// Force the MainColumn to a height that at least matches the navigation
// column.
function expandMainColumn () {

  // Exit on pages without breadcrumbs
  if ($('BreadCrumb')) {
    var bread_crumb = $('BreadCrumb');
  }
  else {
    return false;
  }

  // Exit on pages without known left columns
  if ($('NavigationColumn')) {
    var min_height = Element.getHeight($('NavigationColumn'));
  }
  else if ($('LeftNavWishes')) {
    var min_height = Element.getHeight($('LeftNavWishes'));
  }
  else {
    return false;
  }

  if (!document.all) {
    min_height = min_height + 225;
  }

  if (bread_crumb.offsetTop < min_height) {
    var x = document.createElement('div');
    x.style.height = (min_height - bread_crumb.offsetTop) + "px";
    bread_crumb.parentNode.insertBefore(x, bread_crumb);
  }
}
addLoadEvent(expandMainColumn);

// BEGIN: InspiredCreations Galleries ----------------------------------
function value_of_margin (str) {
  if (str.length < 1) return 0;
  str = str.split(/px/)[0];
  return parseInt(str);
}

function nextSlide () {
  var list = $('gallery_thumbnails');
  var thumbnails = list.getElementsByTagName('li');
  if (thumbnails.length < 7) return false;
  var max_offset = (thumbnails.length - 6 ) * 75;
  var margin = value_of_margin(list.style.marginLeft);
  if (Math.abs(margin) < max_offset) {
    list.style.marginLeft = String(margin - 75) + 'px'
  }
}

function prevSlide () {
  var list = $('gallery_thumbnails');
  var thumbnails = list.getElementsByTagName('li');
  if (thumbnails.length < 7) return false;
  var max_offset = 0
  var margin = value_of_margin(list.style.marginLeft);
  if (margin < max_offset) {
    list.style.marginLeft = String(margin + 75) + 'px'
  }
}

function loadGallery(el) {
  var gallery = $('Gallery');
  var caption = $('GalleryCaption');
  var thumbnails = el.parentNode.parentNode.getElementsByTagName('a');
  for (i = 0; i < thumbnails.length; i++ ) {
    thumbnails[i].className = "";
  }
  tmb = el.getElementsByTagName('img')[0];
  gallery.alt = el.title;
  gallery.title = el.title;
  gallery.src = el.href;
  caption.innerHTML = el.title
  el.className = "Active";
}
// Second Slideshow in a wish story
function nextSlide2 () {
  var list = $('gallery_thumbnails2');
  var thumbnails = list.getElementsByTagName('li');
  if (thumbnails.length < 7) return false;
  var max_offset = (thumbnails.length - 6 ) * 75;
  var margin = value_of_margin(list.style.marginLeft);
  if (Math.abs(margin) < max_offset) {
    list.style.marginLeft = String(margin - 75) + 'px'
  }
}

function prevSlide2 () {
  var list = $('gallery_thumbnails2');
  var thumbnails = list.getElementsByTagName('li');
  if (thumbnails.length < 7) return false;
  var max_offset = 0
  var margin = value_of_margin(list.style.marginLeft);
  if (margin < max_offset) {
    list.style.marginLeft = String(margin + 75) + 'px'
  }
}

function loadGallery2(el) {
  var gallery = $('Gallery2');
  var caption = $('GalleryCaption2');
  var thumbnails = el.parentNode.parentNode.getElementsByTagName('a');
  for (i = 0; i < thumbnails.length; i++ ) {
    thumbnails[i].className = "";
  }
  tmb = el.getElementsByTagName('img')[0];
  gallery.alt = el.title;
  gallery.title = el.title;
  gallery.src = el.href;
  caption.innerHTML = el.title
  el.className = "Active";
}
// Third Slideshow in a wish story
function nextSlide3 () {
  var list = $('gallery_thumbnails3');
  var thumbnails = list.getElementsByTagName('li');
  if (thumbnails.length < 7) return false;
  var max_offset = (thumbnails.length - 6 ) * 75;
  var margin = value_of_margin(list.style.marginLeft);
  if (Math.abs(margin) < max_offset) {
    list.style.marginLeft = String(margin - 75) + 'px'
  }
}

function prevSlide3 () {
  var list = $('gallery_thumbnails3');
  var thumbnails = list.getElementsByTagName('li');
  if (thumbnails.length < 7) return false;
  var max_offset = 0
  var margin = value_of_margin(list.style.marginLeft);
  if (margin < max_offset) {
    list.style.marginLeft = String(margin + 75) + 'px'
  }
}

function loadGallery3(el) {
  var gallery = $('Gallery3');
  var caption = $('GalleryCaption3');
  var thumbnails = el.parentNode.parentNode.getElementsByTagName('a');
  for (i = 0; i < thumbnails.length; i++ ) {
    thumbnails[i].className = "";
  }
  tmb = el.getElementsByTagName('img')[0];
  gallery.alt = el.title;
  gallery.title = el.title;
  gallery.src = el.href;
  caption.innerHTML = el.title
  el.className = "Active";
}

// END: InspiredCreations Galleries ----------------------------------

// This function is a workaround the EzPublish cookie handling mechanism.  It
// is used on the /help/donate page to refresh the page if a user has arrived
// from a remote site and had the mawReferrerCookie ser.
function checkReferrer() {
	var hostname = "www2.wish.org";
	var referrer = document.referrer.split('/');
	var c = getCookie("mawReferrerCookie");

	if ((referrer[2] != hostname) && c) {
	  window.location.href=window.location.href;
  }
}

// JavaScript Document
/**
* DD_roundies, this adds rounded-corner CSS in standard browsers and VML sublayers in IE that accomplish a similar appearance when comparing said browsers.
* Author: Drew Diller
* Email: drew.diller@gmail.com
* URL: http://www.dillerdesign.com/experiment/DD_roundies/
* Version: 0.0.2a
* Licensed under the MIT License: http://dillerdesign.com/experiment/DD_roundies/#license
*
* Usage:
* DD_roundies.addRule('#doc .container', '10px 5px'); // selector and multiple radii
* DD_roundies.addRule('.box', 5, true); // selector, radius, and optional addition of border-radius code for standard browsers.
* 
* Just want the PNG fixing effect for IE6, and don't want to also use the DD_belatedPNG library?  Don't give any additional arguments after the CSS selector.
* DD_roundies.addRule('.your .example img');
**/

var DD_roundies = {

	ns: 'DD_roundies',
	
	IE6: false,
	IE7: false,
	IE8: false,
	IEversion: function() {
		if (document.documentMode != 8 && document.namespaces && !document.namespaces[this.ns]) {
			this.IE6 = true;
			this.IE7 = true;
		}
		else if (document.documentMode == 8) {
			this.IE8 = true;
		}
	},
	querySelector: document.querySelectorAll,
	selectorsToProcess: [],
	imgSize: {},
	
	createVmlNameSpace: function() { /* enable VML */
		if (this.IE6 || this.IE7) {
			document.namespaces.add(this.ns, 'urn:schemas-microsoft-com:vml');
		}
		if (this.IE8) {
			document.writeln('<?import namespace="' + this.ns + '" implementation="#default#VML" ?>');
		}
	},
	
	createVmlStyleSheet: function() { /* style VML, enable behaviors */
		/*
			Just in case lots of other developers have added
			lots of other stylesheets using document.createStyleSheet
			and hit the 31-limit mark, let's not use that method!
			further reading: http://msdn.microsoft.com/en-us/library/ms531194(VS.85).aspx
		*/
		var style = document.createElement('style');
		document.documentElement.firstChild.insertBefore(style, document.documentElement.firstChild.firstChild);
		if (style.styleSheet) { /* IE */
			try {
				var styleSheet = style.styleSheet;
				styleSheet.addRule(this.ns + '\\:*', '{behavior:url(#default#VML)}');
				this.styleSheet = styleSheet;
			} catch(err) {}
		}
		else {
			this.styleSheet = style;
		}
	},
	
	/**
	* Method to use from afar - refer to it whenever.
	* Example for IE only: DD_roundies.addRule('div.boxy_box', '10px 5px');
	* Example for IE, Firefox, and WebKit: DD_roundies.addRule('div.boxy_box', '10px 5px', true);
	* @param {String} selector - REQUIRED - a CSS selector, such as '#doc .container'
	* @param {Integer} radius - REQUIRED - the desired radius for the box corners
	* @param {Boolean} standards - OPTIONAL - true if you also wish to output -moz-border-radius/-webkit-border-radius/border-radius declarations
	**/
	addRule: function(selector, rad, standards) {
		if (typeof rad == 'undefined' || rad === null) {
			rad = 0;
		}
		if (rad.constructor.toString().search('Array') == -1) {
			rad = rad.toString().replace(/[^0-9 ]/g, '').split(' ');
		}
		for (var i=0; i<4; i++) {
			rad[i] = (!rad[i] && rad[i] !== 0) ? rad[Math.max((i-2), 0)] : rad[i];
		}
		if (this.styleSheet) {
			if (this.styleSheet.addRule) { /* IE */
				var selectors = selector.split(','); /* multiple selectors supported, no need for multiple calls to this anymore */
				for (var i=0; i<selectors.length; i++) {
					this.styleSheet.addRule(selectors[i], 'behavior:expression(DD_roundies.roundify.call(this, [' + rad.join(',') + ']))'); /* seems to execute the function without adding it to the stylesheet - interesting... */
				}
			}
			else if (standards) {
				var moz_implementation = rad.join('px ') + 'px';
				this.styleSheet.appendChild(document.createTextNode(selector + ' {border-radius:' + moz_implementation + '; -moz-border-radius:' + moz_implementation + ';}'));
				this.styleSheet.appendChild(document.createTextNode(selector + ' {-webkit-border-top-left-radius:' + rad[0] + 'px ' + rad[0] + 'px; -webkit-border-top-right-radius:' + rad[1] + 'px ' + rad[1] + 'px; -webkit-border-bottom-right-radius:' + rad[2] + 'px ' + rad[2] + 'px; -webkit-border-bottom-left-radius:' + rad[3] + 'px ' + rad[3] + 'px;}'));
			}
		}
		else if (this.IE8) {
			this.selectorsToProcess.push({'selector':selector, 'radii':rad});
		}
	},
	
	readPropertyChanges: function(el) {
		switch (event.propertyName) {
			case 'style.border':
			case 'style.borderWidth':
			case 'style.padding':
				this.applyVML(el);
				break;
			case 'style.borderColor':
				this.vmlStrokeColor(el);
				break;
			case 'style.backgroundColor':
			case 'style.backgroundPosition':
			case 'style.backgroundRepeat':
				this.applyVML(el);
				break;
			case 'style.display':
				el.vmlBox.style.display = (el.style.display == 'none') ? 'none' : 'block';
				break;
			case 'style.filter':
				this.vmlOpacity(el);
				break;
			case 'style.zIndex':
				el.vmlBox.style.zIndex = el.style.zIndex;
				break;
		}
	},
	
	applyVML: function(el) {
		el.runtimeStyle.cssText = '';
		this.vmlFill(el);
		this.vmlStrokeColor(el);
		this.vmlStrokeWeight(el);
		this.vmlOffsets(el);
		this.vmlPath(el);
		this.nixBorder(el);
		this.vmlOpacity(el);
	},
	
	vmlOpacity: function(el) {
		if (el.currentStyle.filter.search('lpha') != -1) {
			var trans = el.currentStyle.filter;
			trans = parseInt(trans.substring(trans.lastIndexOf('=')+1, trans.lastIndexOf(')')), 10)/100;
			for (var v in el.vml) {
				el.vml[v].filler.opacity = trans;
			}
		}
	},
	
	vmlFill: function(el) {
		if (!el.currentStyle) {
			return;
		} else {
			var elStyle = el.currentStyle;
		}
		el.runtimeStyle.backgroundColor = '';
		el.runtimeStyle.backgroundImage = '';
		var noColor = (elStyle.backgroundColor == 'transparent');
		var noImg = true;
		if (elStyle.backgroundImage != 'none' || el.isImg) {
			if (!el.isImg) {
				el.vmlBg = elStyle.backgroundImage;
				el.vmlBg = el.vmlBg.substr(5, el.vmlBg.lastIndexOf('")')-5);
			}
			else {
				el.vmlBg = el.src;
			}
			var lib = this;
			if (!lib.imgSize[el.vmlBg]) { /* determine size of loaded image */
				var img = document.createElement('img');
				img.attachEvent('onload', function() {
					this.width = this.offsetWidth; /* weird cache-busting requirement! */
					this.height = this.offsetHeight;
					lib.vmlOffsets(el);
				});
				img.className = lib.ns + '_sizeFinder';
				img.runtimeStyle.cssText = 'behavior:none; position:absolute; top:-10000px; left:-10000px; border:none;'; /* make sure to set behavior to none to prevent accidental matching of the helper elements! */
				img.src = el.vmlBg;
				img.removeAttribute('width');
				img.removeAttribute('height');
				document.body.insertBefore(img, document.body.firstChild);
				lib.imgSize[el.vmlBg] = img;
			}
			el.vml.image.filler.src = el.vmlBg;
			noImg = false;
		}
		el.vml.image.filled = !noImg;
		el.vml.image.fillcolor = 'none';
		el.vml.color.filled = !noColor;
		el.vml.color.fillcolor = elStyle.backgroundColor;
		el.runtimeStyle.backgroundImage = 'none';
		el.runtimeStyle.backgroundColor = 'transparent';
	},
	
	vmlStrokeColor: function(el) {
		el.vml.stroke.fillcolor = el.currentStyle.borderColor;
	},
	
	vmlStrokeWeight: function(el) {
		var borders = ['Top', 'Right', 'Bottom', 'Left'];
		el.bW = {};
		for (var b=0; b<4; b++) {
			el.bW[borders[b]] = parseInt(el.currentStyle['border' + borders[b] + 'Width'], 10) || 0;
		}
	},
	
	vmlOffsets: function(el) {
		var dims = ['Left', 'Top', 'Width', 'Height'];
		for (var d=0; d<4; d++) {
			el.dim[dims[d]] = el['offset'+dims[d]];
		}
		var assign = function(obj, topLeft) {
			obj.style.left = (topLeft ? 0 : el.dim.Left) + 'px';
			obj.style.top = (topLeft ? 0 : el.dim.Top) + 'px';
			obj.style.width = el.dim.Width + 'px';
			obj.style.height = el.dim.Height + 'px';
		};
		for (var v in el.vml) {
			var mult = (v == 'image') ? 1 : 2;
			el.vml[v].coordsize = (el.dim.Width*mult) + ', ' + (el.dim.Height*mult);
			assign(el.vml[v], true);
		}
		assign(el.vmlBox, false);
		
		if (DD_roundies.IE8) {
			el.vml.stroke.style.margin = '-1px';
			if (typeof el.bW == 'undefined') {
				this.vmlStrokeWeight(el);
			}
			el.vml.color.style.margin = (el.bW.Top-1) + 'px ' + (el.bW.Left-1) + 'px';
		}
	},
	
	vmlPath: function(el) {
		var coords = function(direction, w, h, r, aL, aT, mult) {
			var cmd = direction ? ['m', 'qy', 'l', 'qx', 'l', 'qy', 'l', 'qx', 'l'] : ['qx', 'l', 'qy', 'l', 'qx', 'l', 'qy', 'l', 'm']; /* whoa */
			aL *= mult;
			aT *= mult;
			w *= mult;
			h *= mult;
			var R = r.slice(); /* do not affect original array */
			for (var i=0; i<4; i++) {
				R[i] *= mult;
				R[i] = Math.min(w/2, h/2, R[i]); /* make sure you do not get funky shapes - pick the smallest: half of the width, half of the height, or current value */
			}
			var coords = [
				cmd[0] + Math.floor(0+aL) +','+ Math.floor(R[0]+aT),
				cmd[1] + Math.floor(R[0]+aL) +','+ Math.floor(0+aT),
				cmd[2] + Math.ceil(w-R[1]+aL) +','+ Math.floor(0+aT),
				cmd[3] + Math.ceil(w+aL) +','+ Math.floor(R[1]+aT),
				cmd[4] + Math.ceil(w+aL) +','+ Math.ceil(h-R[2]+aT),
				cmd[5] + Math.ceil(w-R[2]+aL) +','+ Math.ceil(h+aT),
				cmd[6] + Math.floor(R[3]+aL) +','+ Math.ceil(h+aT),
				cmd[7] + Math.floor(0+aL) +','+ Math.ceil(h-R[3]+aT),
				cmd[8] + Math.floor(0+aL) +','+ Math.floor(R[0]+aT)
			];
			if (!direction) {
				coords.reverse();
			}
			var path = coords.join('');
			return path;
		};
	
		if (typeof el.bW == 'undefined') {
			this.vmlStrokeWeight(el);
		}
		var bW = el.bW;
		var rad = el.DD_radii.slice();
		
		/* determine outer curves */
		var outer = coords(true, el.dim.Width, el.dim.Height, rad, 0, 0, 2);
		
		/* determine inner curves */
		rad[0] -= Math.max(bW.Left, bW.Top);
		rad[1] -= Math.max(bW.Top, bW.Right);
		rad[2] -= Math.max(bW.Right, bW.Bottom);
		rad[3] -= Math.max(bW.Bottom, bW.Left);
		for (var i=0; i<4; i++) {
			rad[i] = Math.max(rad[i], 0);
		}
		var inner = coords(false, el.dim.Width-bW.Left-bW.Right, el.dim.Height-bW.Top-bW.Bottom, rad, bW.Left, bW.Top, 2);
		var image = coords(true, el.dim.Width-bW.Left-bW.Right+1, el.dim.Height-bW.Top-bW.Bottom+1, rad, bW.Left, bW.Top, 1);
		
		/* apply huge path string */
		el.vml.color.path = inner;
		el.vml.image.path = image;
		el.vml.stroke.path = outer + inner;
		
		this.clipImage(el);
	},
	
	nixBorder: function(el) {
		var s = el.currentStyle;
		var sides = ['Top', 'Left', 'Right', 'Bottom'];
		for (var i=0; i<4; i++) {
			el.runtimeStyle['padding' + sides[i]] = (parseInt(s['padding' + sides[i]], 10) || 0) + (parseInt(s['border' + sides[i] + 'Width'], 10) || 0) + 'px';
		}
		el.runtimeStyle.border = 'none';
	},
	
	clipImage: function(el) {
		var lib = DD_roundies;
		if (!el.vmlBg || !lib.imgSize[el.vmlBg]) {
			return;
		}
		var thisStyle = el.currentStyle;
		var bg = {'X':0, 'Y':0};
		var figurePercentage = function(axis, position) {
			var fraction = true;
			switch(position) {
				case 'left':
				case 'top':
					bg[axis] = 0;
					break;
				case 'center':
					bg[axis] = 0.5;
					break;
				case 'right':
				case 'bottom':
					bg[axis] = 1;
					break;
				default:
					if (position.search('%') != -1) {
						bg[axis] = parseInt(position, 10) * 0.01;
					}
					else {
						fraction = false;
					}
			}
			var horz = (axis == 'X');
			bg[axis] = Math.ceil(fraction ? (( el.dim[horz ? 'Width' : 'Height'] - (el.bW[horz ? 'Left' : 'Top'] + el.bW[horz ? 'Right' : 'Bottom']) ) * bg[axis]) - (lib.imgSize[el.vmlBg][horz ? 'width' : 'height'] * bg[axis]) : parseInt(position, 10));
			bg[axis] += 1;
		};
		for (var b in bg) {
			figurePercentage(b, thisStyle['backgroundPosition'+b]);
		}
		el.vml.image.filler.position = (bg.X/(el.dim.Width-el.bW.Left-el.bW.Right+1)) + ',' + (bg.Y/(el.dim.Height-el.bW.Top-el.bW.Bottom+1));
		var bgR = thisStyle.backgroundRepeat;
		var c = {'T':1, 'R':el.dim.Width+1, 'B':el.dim.Height+1, 'L':1}; /* these are defaults for repeat of any kind */
		var altC = { 'X': {'b1': 'L', 'b2': 'R', 'd': 'Width'}, 'Y': {'b1': 'T', 'b2': 'B', 'd': 'Height'} };
		if (bgR != 'repeat') {
			c = {'T':(bg.Y), 'R':(bg.X+lib.imgSize[el.vmlBg].width), 'B':(bg.Y+lib.imgSize[el.vmlBg].height), 'L':(bg.X)}; /* these are defaults for no-repeat - clips down to the image location */
			if (bgR.search('repeat-') != -1) { /* now let's revert to dC for repeat-x or repeat-y */
				var v = bgR.split('repeat-')[1].toUpperCase();
				c[altC[v].b1] = 1;
				c[altC[v].b2] = el.dim[altC[v].d]+1;
			}
			if (c.B > el.dim.Height) {
				c.B = el.dim.Height+1;
			}
		}
		el.vml.image.style.clip = 'rect('+c.T+'px '+c.R+'px '+c.B+'px '+c.L+'px)';
	},
	
	pseudoClass: function(el) {
		var self = this;
		setTimeout(function() { /* would not work as intended without setTimeout */
			self.applyVML(el);
		}, 1);
	},
	
	reposition: function(el) {
		this.vmlOffsets(el);
		this.vmlPath(el);
	},
	
	roundify: function(rad) {
		this.style.behavior = 'none';
		if (!this.currentStyle) {
			return;
		}
		else {
			var thisStyle = this.currentStyle;
		}
		var allowed = {BODY: false, TABLE: false, TR: false, TD: false, SELECT: false, OPTION: false, TEXTAREA: false};
		if (allowed[this.nodeName] === false) { /* elements not supported yet */
			return;
		}
		var self = this; /* who knows when you might need a setTimeout */
		var lib = DD_roundies;
		this.DD_radii = rad;
		this.dim = {};

		/* attach handlers */
		var handlers = {resize: 'reposition', move: 'reposition'};
		if (this.nodeName == 'A') {
			var moreForAs = {mouseleave: 'pseudoClass', mouseenter: 'pseudoClass', focus: 'pseudoClass', blur: 'pseudoClass'};
			for (var a in moreForAs) {
				handlers[a] = moreForAs[a];
			}
		}
		for (var h in handlers) {
			this.attachEvent('on' + h, function() {
				lib[handlers[h]](self);
			});
		}
		this.attachEvent('onpropertychange', function() {
			lib.readPropertyChanges(self);
		});
		
		/* ensure that this elent and its parent is given hasLayout (needed for accurate positioning) */
		var giveLayout = function(el) {
			el.style.zoom = 1;
			if (el.currentStyle.position == 'static') {
				el.style.position = 'relative';
			}
		};
		giveLayout(this.offsetParent);
		giveLayout(this);
		
		/* create vml elements */
		this.vmlBox = document.createElement('ignore'); /* IE8 really wants to be encased in a wrapper element for the VML to work, and I don't want to disturb getElementsByTagName('div') - open to suggestion on how to do this differently */
		this.vmlBox.runtimeStyle.cssText = 'behavior:none; position:absolute; margin:0; padding:0; border:0; background:none;'; /* super important - if something accidentally matches this (you yourseld did this once, Drew), you'll get infinitely-created elements and a frozen browser! */
		this.vmlBox.style.zIndex = thisStyle.zIndex;
		this.vml = {'color':true, 'image':true, 'stroke':true};
		for (var v in this.vml) {
			this.vml[v] = document.createElement(lib.ns + ':shape');
			this.vml[v].filler = document.createElement(lib.ns + ':fill');
			this.vml[v].appendChild(this.vml[v].filler);
			this.vml[v].stroked = false;
			this.vml[v].style.position = 'absolute';
			this.vml[v].style.zIndex = thisStyle.zIndex;
			this.vml[v].coordorigin = '1,1';
			this.vmlBox.appendChild(this.vml[v]);
		}
		this.vml.image.fillcolor = 'none';
		this.vml.image.filler.type = 'tile';
		this.parentNode.insertBefore(this.vmlBox, this);
		
		this.isImg = false;
		if (this.nodeName == 'IMG') {
			this.isImg = true;
			this.style.visibility = 'hidden';
		}
		
		setTimeout(function() {
			lib.applyVML(self);
		}, 1);
	}
	
};

try {
	document.execCommand("BackgroundImageCache", false, true);
} catch(err) {}
DD_roundies.IEversion();
DD_roundies.createVmlNameSpace();
DD_roundies.createVmlStyleSheet();

if (DD_roundies.IE8 && document.attachEvent && DD_roundies.querySelector) {
	document.attachEvent('onreadystatechange', function() {
		if (document.readyState == 'complete') {
			var selectors = DD_roundies.selectorsToProcess;
			var length = selectors.length;
			var delayedCall = function(node, radii, index) {
				setTimeout(function() {
					DD_roundies.roundify.call(node, radii);
				}, index*100);
			};
			for (var i=0; i<length; i++) {
				var results = document.querySelectorAll(selectors[i].selector);
				var rLength = results.length;
				for (var r=0; r<rLength; r++) {
					if (results[r].nodeName != 'INPUT') { /* IE8 doesn't like to do this to inputs yet */
						delayedCall(results[r], selectors[i].radii, r);
					}
				}
			}
		}
	});
}


// BEGIN Dynamic YouTube Video Embed
var youTubeVideo1 = '<object width=\"320\" height=\"240\"><param name=\"movie\" value=\"http://www.youtube.com/v/jTMxYGZk1H8&hl=en_US&fs=1&showinfo=0&autoplay=1\"></param><param name=\"allowFullScreen\" value=\"true\"></param><param name=\"allowscriptaccess\" value=\"always\"></param><embed src=\"http://www.youtube.com/v/jTMxYGZk1H8&hl=en_US&fs=1&showinfo=0&autoplay=1\" type=\"application/x-shockwave-flash\" allowscriptaccess=\"always\" allowfullscreen=\"true\" width=\"320\" height=\"240\"></embed></object>';

var youTubeVideo2 = '<object width=\"320\" height=\"240\"><param name=\"movie\" value=\"http://www.youtube.com/v/oxr4y1YU2NY&hl=en_US&fs=1&showinfo=0&autoplay=1\"></param><param name=\"allowFullScreen\" value=\"true\"></param><param name=\"allowscriptaccess\" value=\"always\"></param><embed src=\"http://www.youtube.com/v/oxr4y1YU2NY&hl=en_US&fs=1&showinfo=0&autoplay=1\" type=\"application/x-shockwave-flash\" allowscriptaccess=\"always\" allowfullscreen=\"true\" width=\"320\" height=\"240\"></embed></object>';
		
var youTubeVideo3 = '<object width=\"320\" height=\"240\"><param name=\"movie\" value=\"http://www.youtube.com/v/WELS1zi6gG0&hl=en_US&fs=1&showinfo=0&autoplay=1\"></param><param name=\"allowFullScreen\" value=\"true\"></param><param name=\"allowscriptaccess\" value=\"always\"></param><embed src=\"http://www.youtube.com/v/WELS1zi6gG0&hl=en_US&fs=1&showinfo=0&autoplay=1\" type=\"application/x-shockwave-flash\" allowscriptaccess=\"always\" allowfullscreen=\"true\" width=\"320\" height=\"240\"></embed></object>';

var youTubeVideo4 = '<object width=\"320\" height=\"240\"><param name=\"movie\" value=\"http://www.youtube.com/v/GuJ7YSz0YTM&hl=en_US&fs=1&showinfo=0&autoplay=1\"></param><param name=\"allowFullScreen\" value=\"true\"></param><param name=\"allowscriptaccess\" value=\"always\"></param><embed src=\"http://www.youtube.com/v/GuJ7YSz0YTM&hl=en_US&fs=1&showinfo=0&autoplay=1\" type=\"application/x-shockwave-flash\" allowscriptaccess=\"always\" allowfullscreen=\"true\" width=\"320\" height=\"240\"></embed></object>';

var youTubeVideo5 = '<object width=\"320\" height=\"240\"><param name=\"movie\" value=\"http://www.youtube.com/v/_2y6vpa79fQ&hl=en_US&fs=1&showinfo=0&autoplay=1\"></param><param name=\"allowFullScreen\" value=\"true\"></param><param name=\"allowscriptaccess\" value=\"always\"></param><embed src=\"http://www.youtube.com/v/_2y6vpa79fQ&hl=en_US&fs=1&showinfo=0&autoplay=1\" type=\"application/x-shockwave-flash\" allowscriptaccess=\"always\" allowfullscreen=\"true\" width=\"320\" height=\"240\"></embed></object>';

var youTubeVideo6 = '<object width=\"320\" height=\"240\"><param name=\"movie\" value=\"http://www.youtube.com/v/1_1W3WLL598&hl=en_US&fs=1&showinfo=0&autoplay=1\"></param><param name=\"allowFullScreen\" value=\"true\"></param><param name=\"allowscriptaccess\" value=\"always\"></param><embed src=\"http://www.youtube.com/v/1_1W3WLL598&hl=en_US&fs=1&showinfo=0&autoplay=1\" type=\"application/x-shockwave-flash\" allowscriptaccess=\"always\" allowfullscreen=\"true\" width=\"320\" height=\"240\"></embed></object>';

var youTubeVideo7 = '<object width=\"320\" height=\"240\"><param name=\"movie\" value=\"http://www.youtube.com/v/snvy_F8cowI&hl=en_US&fs=1&showinfo=0&autoplay=1\"></param><param name=\"allowFullScreen\" value=\"true\"></param><param name=\"allowscriptaccess\" value=\"always\"></param><embed src=\"http://www.youtube.com/v/snvy_F8cowI&hl=en_US&fs=1&showinfo=0&autoplay=1\" type=\"application/x-shockwave-flash\" allowscriptaccess=\"always\" allowfullscreen=\"true\" width=\"320\" height=\"240\"></embed></object>';

var youTubeVideo8 = '<object width=\"329\" height=\"247\"><param name=\"movie\" value=\"http://www.youtube.com/v/wz-sBXWqsSg&hl=en_US&fs=0&showinfo=0&autoplay=1&rel=0&showsearch=0&iv_load_policy=3&cc_load_policy=0\"></param><param name=\"allowFullScreen\" value=\"false\"></param><param name=\"allowscriptaccess\" value=\"always\"></param><param name="wmode" value="transparent"></param><embed src=\"http://www.youtube.com/v/wz-sBXWqsSg&hl=en_US&fs=0&showinfo=0&autoplay=1&rel=0&showsearch=0&iv_load_policy=3&cc_load_policy=0\" type=\"application/x-shockwave-flash\" allowscriptaccess=\"always\" allowfullscreen=\"false\" width=\"329\" height=\"247\"></embed></object>';
	
var loadEmbeddedVideo = function(id, embeddedCode) {
	document.getElementById(id).innerHTML = fixEmbeddedVideo(embeddedCode);
}
			
var fixEmbeddedVideo = function(embedCode) {
	if(embedCode && embedCode.toLowerCase().indexOf('classid') == -1) {
		var objPos = embedCode.toLowerCase().indexOf('object ') + 'object '.length;
		return embedCode.substr(0, objPos) + 'classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" ' + embedCode.substr(objPos);
	} else {
		return embedCode;
	}
}
// END Dynamic YouTube Video Embed     

/*
 * DP Form Validation
 * Copyright (c) 2006 Digital Pulp
 * 
 * Based on:
 * Really easy field validation with Prototype
 * Copyright (c) 2006 Andrew Tetlaw
 * http://www.opensource.org/licenses/mit-license.php
 */
Validator = Class.create();

Validator.prototype = {
	initialize : function(className, error, test, options) {
		this.options = Object.extend({}, options || {});
		this._test = test ? test : function(v,elm){ return true };
		this.error = error ? error : 'Validation failed.';
		this.className = className;
	},
	test : function(v, elm) {
		return this._test(v,elm);
	}
}

var Validation = Class.create();

Validation.prototype = {
	initialize : function(form, options){
		this.options = Object.extend({
			onSubmit : true,
			stopOnFirst : false,
			immediate : true,
			focusOnError : true,
			useTitles : false,
			onFormValidate : function(result, form) {},
			onElementValidate : function(result, elm) {}
		}, options || {});
		this.form = $(form);
		if(this.options.onSubmit) Event.observe(this.form,'submit',this.onSubmit.bind(this),false);
		if(this.options.immediate) {
			var useTitles = this.options.useTitles;
			var callback = this.options.onElementValidate;
			Form.getElements(this.form).each(function(input) { // Thanks Mike!
				Event.observe(input, 'blur', function(ev) { Validation.validate(Event.element(ev),{useTitle : useTitles, onElementValidate : callback}); });
			});
		}
	},
	onSubmit :  function(ev){
		if(!this.validate()) Event.stop(ev);
	},
	validate : function() {
		var result = false;
		var useTitles = this.options.useTitles;
		var callback = this.options.onElementValidate;
		if(this.options.stopOnFirst) {
			result = Form.getElements(this.form).all(function(elm) { return Validation.validate(elm,{useTitle : useTitles, onElementValidate : callback}); });
		} else {
			result = Form.getElements(this.form).collect(function(elm) { return Validation.validate(elm,{useTitle : useTitles, onElementValidate : callback}); }).all();
		}
		if(!result && this.options.focusOnError) {
			Form.getElements(this.form).findAll(function(elm){return $(elm).hasClassName('Warning')}).first().focus()
		}
		this.options.onFormValidate(result, this.form);
		return result;
	},
	reset : function() {
		Form.getElements(this.form).each(Validation.reset);
	}
}

Object.extend(Validation, {
	validate : function(elm, options){
		options = Object.extend({
			useTitle : false,
			onElementValidate : function(result, elm) {}
		}, options || {});
		elm = $(elm);
		var cn = elm.classNames();
		return result = cn.all(function(value) {
			var test = Validation.test(value,elm,options.useTitle);
			options.onElementValidate(test, elm);
			return test;
		});
	},
	test : function(name, elm, useTitle) {
		var v = Validation.get(name);
		var prop = '__advice'+name.camelize();
		if(Validation.isVisible(elm) && !v.test($F(elm), elm)) {
			if(!elm[prop]) {
				var advice = Validation.getAdvice(name, elm);
				if(typeof advice == 'undefined') {
					var errorMsg = useTitle ? ((elm && elm.title) ? elm.title : v.error) : v.error;
					advice = '<p class="Error" id="advice-' + name + '-' + Validation.getElmID(elm) +'" style="display:none">' + errorMsg + '</p>'
					new Insertion.After(elm, advice);
					advice = $('advice-' + name + '-' + Validation.getElmID(elm));
				}
				if(typeof Effect == 'undefined') {
					advice.style.display = 'block';
				} else {
					new Effect.Appear(advice, {duration : 1 });
				}
			}
			elm[prop] = true;
			elm.removeClassName('validation-passed');
			elm.addClassName('Warning');
			return false;
		} else {
			var advice = Validation.getAdvice(name, elm);
			if(typeof advice != 'undefined') advice.hide();
			elm[prop] = '';
			elm.removeClassName('Warning');
			elm.addClassName('validation-passed');
			return true;
		}
	},
	isVisible : function(elm) {
		while(elm.tagName != 'BODY') {
			if(!$(elm).visible()) return false;
			elm = elm.parentNode;
		}
		return true;
	},
	getAdvice : function(name, elm) {
		return Try.these(
			function(){ return $('advice-' + name + '-' + Validation.getElmID(elm)) },
			function(){ return $('advice-' + Validation.getElmID(elm)) }
		);
	},
	getElmID : function(elm) {
		return elm.id ? elm.id : elm.name;
	},
	reset : function(elm) {
		elm = $(elm);
		var cn = elm.classNames();
		cn.each(function(value) {
			var prop = '__advice'+value.camelize();
			if(elm[prop]) {
				var advice = Validation.getAdvice(value, elm);
				advice.hide();
				elm[prop] = '';
			}
			elm.removeClassName('Warning');
			elm.removeClassName('validation-passed');
		});
	},
	add : function(className, error, test, options) {
		var nv = {};
		nv[className] = new Validator(className, error, test, options);
		Object.extend(Validation.methods, nv);
	},
	addAllThese : function(validators) {
		var nv = {};
		$A(validators).each(function(value) {
				nv[value[0]] = new Validator(value[0], value[1], value[2], (value.length > 3 ? value[3] : {}));
			});
		Object.extend(Validation.methods, nv);
	},
	get : function(name) {
		return  Validation.methods[name] ? Validation.methods[name] : new Validator();
	},
	methods : {}
});

Validation.add('IsEmpty', '', function(v) {
				return  ((v == null) || (v.length == 0)); // || /^\s+$/.test(v));
			});
Validation.add('validate-radio-group', 'Select one of the radio buttons above.', function(v,elm) {
				var tmp = eval('elm.form.' + elm.name);
					if (tmp) {
						tmp
						for (var i = 0; i < tmp.length; i++) Validation.reset(tmp[i]);
						return $A(tmp).any(function(elm){
						return $F(elm);
						});
					}
			});

Validation.addAllThese([
	['Required', 'This is a required field.', function(v) {
				return !Validation.get('IsEmpty').test(v);
			}],
	['validate-number', 'Please enter a valid number in this field.', function(v) {
				return Validation.get('IsEmpty').test(v) || (!isNaN(v) && !/^\s+$/.test(v));
			}],
	['validate-digits', 'Please use numbers only in this field. please avoid spaces or other characters such as dots or commas.', function(v) {
				return Validation.get('IsEmpty').test(v) ||  !/[^\d]/.test(v);
			}],
	['validate-alpha', 'Please use letters only (a-z) in this field.', function (v) {
				return Validation.get('IsEmpty').test(v) ||  /^[a-zA-Z]+$/.test(v)
			}],
	['validate-alphanum', 'Please use only letters (a-z) or numbers (0-9) only in this field. No spaces or other characters are allowed.', function(v) {
				return Validation.get('IsEmpty').test(v) ||  !/\W/.test(v)
			}],
	['validate-date', 'Please enter a valid date.', function(v) {
				var test = new Date(v);
				return Validation.get('IsEmpty').test(v) || !isNaN(test);
			}],
	['Email', 'Please enter a valid email address. For example fred@domain.com .', function (v) {
				return Validation.get('IsEmpty').test(v) || /\w{1,}[@][\w\-]{1,}([.]([\w\-]{1,})){1,3}$/.test(v)
			}],
	['Zip5', 'Please enter a valid five-digit zip code.', function (v) {
				return Validation.get('IsEmpty').test(v) || /^[0-9]{5}$/.test(v)
			}],
	['validate-url', 'Please enter a valid URL.', function (v) {
				return Validation.get('IsEmpty').test(v) || /^(http|https|ftp):\/\/(([A-Z0-9][A-Z0-9_-]*)(\.[A-Z0-9][A-Z0-9_-]*)+)(:(\d+))?\/?/i.test(v)
			}],
	['validate-date-au', 'Please use this date format: dd/mm/yyyy. For example 17/03/2006 for the 17th of March, 2006.', function(v) {
				if(Validation.get('IsEmpty').test(v)) return true;
				var regex = /^(\d{2})\/(\d{2})\/(\d{4})$/;
				if(!regex.test(v)) return false;
				var d = new Date(v.replace(regex, '$2/$1/$3'));
				return ( parseInt(RegExp.$2, 10) == (1+d.getMonth()) ) && 
							(parseInt(RegExp.$1, 10) == d.getDate()) && 
							(parseInt(RegExp.$3, 10) == d.getFullYear() );
			}],
	['validate-currency-dollar', 'Please enter a valid $ amount. For example $100.00 .', function(v) {
				// [$]1[##][,###]+[.##]
				// [$]1###+[.##]
				// [$]0.##
				// [$].##
				return Validation.get('IsEmpty').test(v) ||  /^\$?\-?([1-9]{1}[0-9]{0,2}(\,[0-9]{3})*(\.[0-9]{0,2})?|[1-9]{1}\d*(\.[0-9]{0,2})?|0(\.[0-9]{0,2})?|(\.[0-9]{1,2})?)$/.test(v)
			}]
]);