/*  Prototype JavaScript framework, version 1.6.0.3
 *  (c) 2005-2008 Sam Stephenson
 *
 *  Prototype is freely distributable under the terms of an MIT-style license.
 *  For details, see the Prototype web site: http://www.prototypejs.org/
 *
 *--------------------------------------------------------------------------*/

var Prototype = {
  Version: '1.6.0.3',

  Browser: {
    IE:     !!(window.attachEvent &&
      navigator.userAgent.indexOf('Opera') === -1),
    Opera:  navigator.userAgent.indexOf('Opera') > -1,
    WebKit: navigator.userAgent.indexOf('AppleWebKit/') > -1,
    Gecko:  navigator.userAgent.indexOf('Gecko') > -1 &&
      navigator.userAgent.indexOf('KHTML') === -1,
    MobileSafari: !!navigator.userAgent.match(/Apple.*Mobile.*Safari/)
  },

  BrowserFeatures: {
    XPath: !!document.evaluate,
    SelectorsAPI: !!document.querySelector,
    ElementExtensions: !!window.HTMLElement,
    SpecificElementExtensions:
      document.createElement('div')['__proto__'] &&
      document.createElement('div')['__proto__'] !==
        document.createElement('form')['__proto__']
  },

  ScriptFragment: '<script[^>]*>([\\S\\s]*?)<\/script>',
  JSONFilter: /^\/\*-secure-([\s\S]*)\*\/\s*$/,

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

if (Prototype.Browser.MobileSafari)
  Prototype.BrowserFeatures.SpecificElementExtensions = false;


/* Based on Alex Arnell's inheritance implementation. */
var Class = {
  create: function() {
    var parent = null, properties = $A(arguments);
    if (Object.isFunction(properties[0]))
      parent = properties.shift();

    function klass() {
      this.initialize.apply(this, arguments);
    }

    Object.extend(klass, Class.Methods);
    klass.superclass = parent;
    klass.subclasses = [];

    if (parent) {
      var subclass = function() { };
      subclass.prototype = parent.prototype;
      klass.prototype = new subclass;
      parent.subclasses.push(klass);
    }

    for (var i = 0; i < properties.length; i++)
      klass.addMethods(properties[i]);

    if (!klass.prototype.initialize)
      klass.prototype.initialize = Prototype.emptyFunction;

    klass.prototype.constructor = klass;

    return klass;
  }
};

Class.Methods = {
  addMethods: function(source) {
    var ancestor   = this.superclass && this.superclass.prototype;
    var properties = Object.keys(source);

    if (!Object.keys({ toString: true }).length)
      properties.push("toString", "valueOf");

    for (var i = 0, length = properties.length; i < length; i++) {
      var property = properties[i], value = source[property];
      if (ancestor && Object.isFunction(value) &&
          value.argumentNames().first() == "$super") {
        var method = value;
        value = (function(m) {
          return function() { return ancestor[m].apply(this, arguments) };
        })(property).wrap(method);

        value.valueOf = method.valueOf.bind(method);
        value.toString = method.toString.bind(method);
      }
      this.prototype[property] = value;
    }

    return this;
  }
};

var Abstract = { };

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

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

  toJSON: function(object) {
    var type = typeof object;
    switch (type) {
      case 'undefined':
      case 'function':
      case 'unknown': return;
      case 'boolean': return object.toString();
    }

    if (object === null) return 'null';
    if (object.toJSON) return object.toJSON();
    if (Object.isElement(object)) return;

    var results = [];
    for (var property in object) {
      var value = Object.toJSON(object[property]);
      if (!Object.isUndefined(value))
        results.push(property.toJSON() + ': ' + value);
    }

    return '{' + results.join(', ') + '}';
  },

  toQueryString: function(object) {
    return $H(object).toQueryString();
  },

  toHTML: function(object) {
    return object && object.toHTML ? object.toHTML() : String.interpret(object);
  },

  keys: function(object) {
    var keys = [];
    for (var property in object)
      keys.push(property);
    return keys;
  },

  values: function(object) {
    var values = [];
    for (var property in object)
      values.push(object[property]);
    return values;
  },

  clone: function(object) {
    return Object.extend({ }, object);
  },

  isElement: function(object) {
    return !!(object && object.nodeType == 1);
  },

  isArray: function(object) {
    return object != null && typeof object == "object" &&
      'splice' in object && 'join' in object;
  },

  isHash: function(object) {
    return object instanceof Hash;
  },

  isFunction: function(object) {
    return typeof object == "function";
  },

  isString: function(object) {
    return typeof object == "string";
  },

  isNumber: function(object) {
    return typeof object == "number";
  },

  isUndefined: function(object) {
    return typeof object == "undefined";
  }
});

Object.extend(Function.prototype, {
  argumentNames: function() {
    var names = this.toString().match(/^[\s\(]*function[^(]*\(([^\)]*)\)/)[1]
      .replace(/\s+/g, '').split(',');
    return names.length == 1 && !names[0] ? [] : names;
  },

  bind: function() {
    if (arguments.length < 2 && Object.isUndefined(arguments[0])) return this;
    var __method = this, args = $A(arguments), object = args.shift();
    return function() {
      return __method.apply(object, args.concat($A(arguments)));
    }
  },

  bindAsEventListener: function() {
    var __method = this, args = $A(arguments), object = args.shift();
    return function(event) {
      return __method.apply(object, [event || window.event].concat(args));
    }
  },

  curry: function() {
    if (!arguments.length) return this;
    var __method = this, args = $A(arguments);
    return function() {
      return __method.apply(this, args.concat($A(arguments)));
    }
  },

  delay: function() {
    var __method = this, args = $A(arguments), timeout = args.shift() * 1000;
    return window.setTimeout(function() {
      return __method.apply(__method, args);
    }, timeout);
  },

  defer: function() {
    var args = [0.01].concat($A(arguments));
    return this.delay.apply(this, args);
  },

  wrap: function(wrapper) {
    var __method = this;
    return function() {
      return wrapper.apply(this, [__method.bind(this)].concat($A(arguments)));
    }
  },

  methodize: function() {
    if (this._methodized) return this._methodized;
    var __method = this;
    return this._methodized = function() {
      return __method.apply(null, [this].concat($A(arguments)));
    };
  }
});

Date.prototype.toJSON = function() {
  return '"' + this.getUTCFullYear() + '-' +
    (this.getUTCMonth() + 1).toPaddedString(2) + '-' +
    this.getUTCDate().toPaddedString(2) + 'T' +
    this.getUTCHours().toPaddedString(2) + ':' +
    this.getUTCMinutes().toPaddedString(2) + ':' +
    this.getUTCSeconds().toPaddedString(2) + 'Z"';
};

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

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

    return returnValue;
  }
};

RegExp.prototype.match = RegExp.prototype.test;

RegExp.escape = function(str) {
  return String(str).replace(/([.*+?^=!:${}()|[\]\/\\])/g, '\\$1');
};

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

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

    this.registerCallback();
  },

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

  execute: function() {
    this.callback(this);
  },

  stop: function() {
    if (!this.timer) return;
    clearInterval(this.timer);
    this.timer = null;
  },

  onTimerEvent: function() {
    if (!this.currentlyExecuting) {
      try {
        this.currentlyExecuting = true;
        this.execute();
      } finally {
        this.currentlyExecuting = false;
      }
    }
  }
});
Object.extend(String, {
  interpret: function(value) {
    return value == null ? '' : String(value);
  },
  specialChar: {
    '\b': '\\b',
    '\t': '\\t',
    '\n': '\\n',
    '\f': '\\f',
    '\r': '\\r',
    '\\': '\\\\'
  }
});

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 += String.interpret(replacement(match));
        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 = Object.isUndefined(count) ? 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 String(this);
  },

  truncate: function(length, truncation) {
    length = length || 30;
    truncation = Object.isUndefined(truncation) ? '...' : truncation;
    return this.length > length ?
      this.slice(0, length - truncation.length) + truncation : String(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 self = arguments.callee;
    self.text.data = this;
    return self.div.innerHTML;
  },

  unescapeHTML: function() {
    var div = new Element('div');
    div.innerHTML = this.stripTags();
    return div.childNodes[0] ? (div.childNodes.length > 1 ?
      $A(div.childNodes).inject('', function(memo, node) { return memo+node.nodeValue }) :
      div.childNodes[0].nodeValue) : '';
  },

  toQueryParams: function(separator) {
    var match = this.strip().match(/([^?#]*)(#.*)?$/);
    if (!match) return { };

    return match[1].split(separator || '&').inject({ }, function(hash, pair) {
      if ((pair = pair.split('='))[0]) {
        var key = decodeURIComponent(pair.shift());
        var value = pair.length > 1 ? pair.join('=') : pair[0];
        if (value != undefined) value = decodeURIComponent(value);

        if (key in hash) {
          if (!Object.isArray(hash[key])) hash[key] = [hash[key]];
          hash[key].push(value);
        }
        else hash[key] = value;
      }
      return hash;
    });
  },

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

  succ: function() {
    return this.slice(0, this.length - 1) +
      String.fromCharCode(this.charCodeAt(this.length - 1) + 1);
  },

  times: function(count) {
    return count < 1 ? '' : new Array(count + 1).join(this);
  },

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

    var camelized = this.charAt(0) == '-'
      ? parts[0].charAt(0).toUpperCase() + parts[0].substring(1)
      : parts[0];

    for (var i = 1; i < len; i++)
      camelized += parts[i].charAt(0).toUpperCase() + parts[i].substring(1);

    return camelized;
  },

  capitalize: function() {
    return this.charAt(0).toUpperCase() + this.substring(1).toLowerCase();
  },

  underscore: function() {
    return this.gsub(/::/, '/').gsub(/([A-Z]+)([A-Z][a-z])/,'#{1}_#{2}').gsub(/([a-z\d])([A-Z])/,'#{1}_#{2}').gsub(/-/,'_').toLowerCase();
  },

  dasherize: function() {
    return this.gsub(/_/,'-');
  },

  inspect: function(useDoubleQuotes) {
    var escapedString = this.gsub(/[\x00-\x1f\\]/, function(match) {
      var character = String.specialChar[match[0]];
      return character ? character : '\\u00' + match[0].charCodeAt().toPaddedString(2, 16);
    });
    if (useDoubleQuotes) return '"' + escapedString.replace(/"/g, '\\"') + '"';
    return "'" + escapedString.replace(/'/g, '\\\'') + "'";
  },

  toJSON: function() {
    return this.inspect(true);
  },

  unfilterJSON: function(filter) {
    return this.sub(filter || Prototype.JSONFilter, '#{1}');
  },

  isJSON: function() {
    var str = this;
    if (str.blank()) return false;
    str = this.replace(/\\./g, '@').replace(/"[^"\\\n\r]*"/g, '');
    return (/^[,:{}\[\]0-9.\-+Eaeflnr-u \n\r\t]*$/).test(str);
  },

  evalJSON: function(sanitize) {
    var json = this.unfilterJSON();
    try {
      if (!sanitize || json.isJSON()) return eval('(' + json + ')');
    } catch (e) { }
    throw new SyntaxError('Badly formed JSON string: ' + this.inspect());
  },

  include: function(pattern) {
    return this.indexOf(pattern) > -1;
  },

  startsWith: function(pattern) {
    return this.indexOf(pattern) === 0;
  },

  endsWith: function(pattern) {
    var d = this.length - pattern.length;
    return d >= 0 && this.lastIndexOf(pattern) === d;
  },

  empty: function() {
    return this == '';
  },

  blank: function() {
    return /^\s*$/.test(this);
  },

  interpolate: function(object, pattern) {
    return new Template(this, pattern).evaluate(object);
  }
});

if (Prototype.Browser.WebKit || Prototype.Browser.IE) Object.extend(String.prototype, {
  escapeHTML: function() {
    return this.replace(/&/g,'&amp;').replace(/</g,'&lt;').replace(/>/g,'&gt;');
  },
  unescapeHTML: function() {
    return this.stripTags().replace(/&amp;/g,'&').replace(/&lt;/g,'<').replace(/&gt;/g,'>');
  }
});

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

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

Object.extend(String.prototype.escapeHTML, {
  div:  document.createElement('div'),
  text: document.createTextNode('')
});

String.prototype.escapeHTML.div.appendChild(String.prototype.escapeHTML.text);

var Template = Class.create({
  initialize: function(template, pattern) {
    this.template = template.toString();
    this.pattern = pattern || Template.Pattern;
  },

  evaluate: function(object) {
    if (Object.isFunction(object.toTemplateReplacements))
      object = object.toTemplateReplacements();

    return this.template.gsub(this.pattern, function(match) {
      if (object == null) return '';

      var before = match[1] || '';
      if (before == '\\') return match[2];

      var ctx = object, expr = match[3];
      var pattern = /^([^.[]+|\[((?:.*?[^\\])?)\])(\.|\[|$)/;
      match = pattern.exec(expr);
      if (match == null) return before;

      while (match != null) {
        var comp = match[1].startsWith('[') ? match[2].gsub('\\\\]', ']') : match[1];
        ctx = ctx[comp];
        if (null == ctx || '' == match[3]) break;
        expr = expr.substring('[' == match[3] ? match[1].length : match[0].length);
        match = pattern.exec(expr);
      }

      return before + String.interpret(ctx);
    });
  }
});
Template.Pattern = /(^|.|\r|\n)(#\{(.*?)\})/;

var $break = { };

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

  eachSlice: function(number, iterator, context) {
    var index = -number, slices = [], array = this.toArray();
    if (number < 1) return array;
    while ((index += number) < array.length)
      slices.push(array.slice(index, index+number));
    return slices.collect(iterator, context);
  },

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

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

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

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

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

  grep: function(filter, iterator, context) {
    iterator = iterator || Prototype.K;
    var results = [];

    if (Object.isString(filter))
      filter = new RegExp(filter);

    this.each(function(value, index) {
      if (filter.match(value))
        results.push(iterator.call(context, value, index));
    });
    return results;
  },

  include: function(object) {
    if (Object.isFunction(this.indexOf))
      if (this.indexOf(object) != -1) return true;

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

  inGroupsOf: function(number, fillWith) {
    fillWith = Object.isUndefined(fillWith) ? null : fillWith;
    return this.eachSlice(number, function(slice) {
      while(slice.length < number) slice.push(fillWith);
      return slice;
    });
  },

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

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

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

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

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

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

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

  sortBy: function(iterator, context) {
    return this.map(function(value, index) {
      return {
        value: value,
        criteria: iterator.call(context, 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.map();
  },

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

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

  size: function() {
    return this.toArray().length;
  },

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

Object.extend(Enumerable, {
  map:     Enumerable.collect,
  find:    Enumerable.detect,
  select:  Enumerable.findAll,
  filter:  Enumerable.findAll,
  member:  Enumerable.include,
  entries: Enumerable.toArray,
  every:   Enumerable.all,
  some:    Enumerable.any
});
function $A(iterable) {
  if (!iterable) return [];
  if (iterable.toArray) return iterable.toArray();
  var length = iterable.length || 0, results = new Array(length);
  while (length--) results[length] = iterable[length];
  return results;
}

if (Prototype.Browser.WebKit) {
  $A = function(iterable) {
    if (!iterable) return [];
    // In Safari, only use the `toArray` method if it's not a NodeList.
    // A NodeList is a function, has an function `item` property, and a numeric
    // `length` property. Adapted from Google Doctype.
    if (!(typeof iterable === 'function' && typeof iterable.length ===
        'number' && typeof iterable.item === 'function') && iterable.toArray)
      return iterable.toArray();
    var length = iterable.length || 0, results = new Array(length);
    while (length--) results[length] = iterable[length];
    return results;
  };
}

Array.from = $A;

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, length = this.length; i < 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 != null;
    });
  },

  flatten: function() {
    return this.inject([], function(array, value) {
      return array.concat(Object.isArray(value) ?
        value.flatten() : [value]);
    });
  },

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

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

  reduce: function() {
    return this.length > 1 ? this : this[0];
  },

  uniq: function(sorted) {
    return this.inject([], function(array, value, index) {
      if (0 == index || (sorted ? array.last() != value : !array.include(value)))
        array.push(value);
      return array;
    });
  },

  intersect: function(array) {
    return this.uniq().findAll(function(item) {
      return array.detect(function(value) { return item === value });
    });
  },

  clone: function() {
    return [].concat(this);
  },

  size: function() {
    return this.length;
  },

  inspect: function() {
    return '[' + this.map(Object.inspect).join(', ') + ']';
  },

  toJSON: function() {
    var results = [];
    this.each(function(object) {
      var value = Object.toJSON(object);
      if (!Object.isUndefined(value)) results.push(value);
    });
    return '[' + results.join(', ') + ']';
  }
});

// use native browser JS 1.6 implementation if available
if (Object.isFunction(Array.prototype.forEach))
  Array.prototype._each = Array.prototype.forEach;

if (!Array.prototype.indexOf) Array.prototype.indexOf = function(item, i) {
  i || (i = 0);
  var length = this.length;
  if (i < 0) i = length + i;
  for (; i < length; i++)
    if (this[i] === item) return i;
  return -1;
};

if (!Array.prototype.lastIndexOf) Array.prototype.lastIndexOf = function(item, i) {
  i = isNaN(i) ? this.length : (i < 0 ? this.length + i : i) + 1;
  var n = this.slice(0, i).reverse().indexOf(item);
  return (n < 0) ? n : i - n - 1;
};

Array.prototype.toArray = Array.prototype.clone;

function $w(string) {
  if (!Object.isString(string)) return [];
  string = string.strip();
  return string ? string.split(/\s+/) : [];
}

if (Prototype.Browser.Opera){
  Array.prototype.concat = function() {
    var array = [];
    for (var i = 0, length = this.length; i < length; i++) array.push(this[i]);
    for (var i = 0, length = arguments.length; i < length; i++) {
      if (Object.isArray(arguments[i])) {
        for (var j = 0, arrayLength = arguments[i].length; j < arrayLength; j++)
          array.push(arguments[i][j]);
      } else {
        array.push(arguments[i]);
      }
    }
    return array;
  };
}
Object.extend(Number.prototype, {
  toColorPart: function() {
    return this.toPaddedString(2, 16);
  },

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

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

  toPaddedString: function(length, radix) {
    var string = this.toString(radix || 10);
    return '0'.times(length - string.length) + string;
  },

  toJSON: function() {
    return isFinite(this) ? this.toString() : 'null';
  }
});

$w('abs round ceil floor').each(function(method){
  Number.prototype[method] = Math[method].methodize();
});
function $H(object) {
  return new Hash(object);
};

var Hash = Class.create(Enumerable, (function() {

  function toQueryPair(key, value) {
    if (Object.isUndefined(value)) return key;
    return key + '=' + encodeURIComponent(String.interpret(value));
  }

  return {
    initialize: function(object) {
      this._object = Object.isHash(object) ? object.toObject() : Object.clone(object);
    },

    _each: function(iterator) {
      for (var key in this._object) {
        var value = this._object[key], pair = [key, value];
        pair.key = key;
        pair.value = value;
        iterator(pair);
      }
    },

    set: function(key, value) {
      return this._object[key] = value;
    },

    get: function(key) {
      // simulating poorly supported hasOwnProperty
      if (this._object[key] !== Object.prototype[key])
        return this._object[key];
    },

    unset: function(key) {
      var value = this._object[key];
      delete this._object[key];
      return value;
    },

    toObject: function() {
      return Object.clone(this._object);
    },

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

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

    index: function(value) {
      var match = this.detect(function(pair) {
        return pair.value === value;
      });
      return match && match.key;
    },

    merge: function(object) {
      return this.clone().update(object);
    },

    update: function(object) {
      return new Hash(object).inject(this, function(result, pair) {
        result.set(pair.key, pair.value);
        return result;
      });
    },

    toQueryString: function() {
      return this.inject([], function(results, pair) {
        var key = encodeURIComponent(pair.key), values = pair.value;

        if (values && typeof values == 'object') {
          if (Object.isArray(values))
            return results.concat(values.map(toQueryPair.curry(key)));
        } else results.push(toQueryPair(key, values));
        return results;
      }).join('&');
    },

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

    toJSON: function() {
      return Object.toJSON(this.toObject());
    },

    clone: function() {
      return new Hash(this);
    }
  }
})());

Hash.prototype.toTemplateReplacements = Hash.prototype.toObject;
Hash.from = $H;
var ObjectRange = Class.create(Enumerable, {
  initialize: function(start, end, exclusive) {
    this.start = start;
    this.end = end;
    this.exclusive = exclusive;
  },

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

  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(responder) {
    if (!this.include(responder))
      this.responders.push(responder);
  },

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

  dispatch: function(callback, request, transport, json) {
    this.each(function(responder) {
      if (Object.isFunction(responder[callback])) {
        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 = Class.create({
  initialize: function(options) {
    this.options = {
      method:       'post',
      asynchronous: true,
      contentType:  'application/x-www-form-urlencoded',
      encoding:     'UTF-8',
      parameters:   '',
      evalJSON:     true,
      evalJS:       true
    };
    Object.extend(this.options, options || { });

    this.options.method = this.options.method.toLowerCase();

    if (Object.isString(this.options.parameters))
      this.options.parameters = this.options.parameters.toQueryParams();
    else if (Object.isHash(this.options.parameters))
      this.options.parameters = this.options.parameters.toObject();
  }
});

Ajax.Request = Class.create(Ajax.Base, {
  _complete: false,

  initialize: function($super, url, options) {
    $super(options);
    this.transport = Ajax.getTransport();
    this.request(url);
  },

  request: function(url) {
    this.url = url;
    this.method = this.options.method;
    var params = Object.clone(this.options.parameters);

    if (!['get', 'post'].include(this.method)) {
      // simulate other verbs over post
      params['_method'] = this.method;
      this.method = 'post';
    }

    this.parameters = params;

    if (params = Object.toQueryString(params)) {
      // when GET, append parameters to URL
      if (this.method == 'get')
        this.url += (this.url.include('?') ? '&' : '?') + params;
      else if (/Konqueror|Safari|KHTML/.test(navigator.userAgent))
        params += '&_=';
    }

    try {
      var response = new Ajax.Response(this);
      if (this.options.onCreate) this.options.onCreate(response);
      Ajax.Responders.dispatch('onCreate', this, response);

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

      if (this.options.asynchronous) this.respondToReadyState.bind(this).defer(1);

      this.transport.onreadystatechange = this.onStateChange.bind(this);
      this.setRequestHeaders();

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

      /* Force Firefox to handle ready state 4 for synchronous requests */
      if (!this.options.asynchronous && this.transport.overrideMimeType)
        this.onStateChange();

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

  onStateChange: function() {
    var readyState = this.transport.readyState;
    if (readyState > 1 && !((readyState == 4) && this._complete))
      this.respondToReadyState(this.transport.readyState);
  },

  setRequestHeaders: function() {
    var headers = {
      'X-Requested-With': 'XMLHttpRequest',
      'X-Prototype-Version': Prototype.Version,
      'Accept': 'text/javascript, text/html, application/xml, text/xml, */*'
    };

    if (this.method == 'post') {
      headers['Content-type'] = this.options.contentType +
        (this.options.encoding ? '; charset=' + this.options.encoding : '');

      /* Force "Connection: close" for older Mozilla browsers to work
       * around a bug where XMLHttpRequest sends an incorrect
       * Content-length header. See Mozilla Bugzilla #246651.
       */
      if (this.transport.overrideMimeType &&
          (navigator.userAgent.match(/Gecko\/(\d{4})/) || [0,2005])[1] < 2005)
            headers['Connection'] = 'close';
    }

    // user-defined headers
    if (typeof this.options.requestHeaders == 'object') {
      var extras = this.options.requestHeaders;

      if (Object.isFunction(extras.push))
        for (var i = 0, length = extras.length; i < length; i += 2)
          headers[extras[i]] = extras[i+1];
      else
        $H(extras).each(function(pair) { headers[pair.key] = pair.value });
    }

    for (var name in headers)
      this.transport.setRequestHeader(name, headers[name]);
  },

  success: function() {
    var status = this.getStatus();
    return !status || (status >= 200 && status < 300);
  },

  getStatus: function() {
    try {
      return this.transport.status || 0;
    } catch (e) { return 0 }
  },

  respondToReadyState: function(readyState) {
    var state = Ajax.Request.Events[readyState], response = new Ajax.Response(this);

    if (state == 'Complete') {
      try {
        this._complete = true;
        (this.options['on' + response.status]
         || this.options['on' + (this.success() ? 'Success' : 'Failure')]
         || Prototype.emptyFunction)(response, response.headerJSON);
      } catch (e) {
        this.dispatchException(e);
      }

      var contentType = response.getHeader('Content-type');
      if (this.options.evalJS == 'force'
          || (this.options.evalJS && this.isSameOrigin() && contentType
          && contentType.match(/^\s*(text|application)\/(x-)?(java|ecma)script(;.*)?\s*$/i)))
        this.evalResponse();
    }

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

    if (state == 'Complete') {
      // avoid memory leak in MSIE: clean up
      this.transport.onreadystatechange = Prototype.emptyFunction;
    }
  },

  isSameOrigin: function() {
    var m = this.url.match(/^\s*https?:\/\/[^\/]*/);
    return !m || (m[0] == '#{protocol}//#{domain}#{port}'.interpolate({
      protocol: location.protocol,
      domain: document.domain,
      port: location.port ? ':' + location.port : ''
    }));
  },

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

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

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

Ajax.Request.Events =
  ['Uninitialized', 'Loading', 'Loaded', 'Interactive', 'Complete'];

Ajax.Response = Class.create({
  initialize: function(request){
    this.request = request;
    var transport  = this.transport  = request.transport,
        readyState = this.readyState = transport.readyState;

    if((readyState > 2 && !Prototype.Browser.IE) || readyState == 4) {
      this.status       = this.getStatus();
      this.statusText   = this.getStatusText();
      this.responseText = String.interpret(transport.responseText);
      this.headerJSON   = this._getHeaderJSON();
    }

    if(readyState == 4) {
      var xml = transport.responseXML;
      this.responseXML  = Object.isUndefined(xml) ? null : xml;
      this.responseJSON = this._getResponseJSON();
    }
  },

  status:      0,
  statusText: '',

  getStatus: Ajax.Request.prototype.getStatus,

  getStatusText: function() {
    try {
      return this.transport.statusText || '';
    } catch (e) { return '' }
  },

  getHeader: Ajax.Request.prototype.getHeader,

  getAllHeaders: function() {
    try {
      return this.getAllResponseHeaders();
    } catch (e) { return null }
  },

  getResponseHeader: function(name) {
    return this.transport.getResponseHeader(name);
  },

  getAllResponseHeaders: function() {
    return this.transport.getAllResponseHeaders();
  },

  _getHeaderJSON: function() {
    var json = this.getHeader('X-JSON');
    if (!json) return null;
    json = decodeURIComponent(escape(json));
    try {
      return json.evalJSON(this.request.options.sanitizeJSON ||
        !this.request.isSameOrigin());
    } catch (e) {
      this.request.dispatchException(e);
    }
  },

  _getResponseJSON: function() {
    var options = this.request.options;
    if (!options.evalJSON || (options.evalJSON != 'force' &&
      !(this.getHeader('Content-type') || '').include('application/json')) ||
        this.responseText.blank())
          return null;
    try {
      return this.responseText.evalJSON(options.sanitizeJSON ||
        !this.request.isSameOrigin());
    } catch (e) {
      this.request.dispatchException(e);
    }
  }
});

Ajax.Updater = Class.create(Ajax.Request, {
  initialize: function($super, container, url, options) {
    this.container = {
      success: (container.success || container),
      failure: (container.failure || (container.success ? null : container))
    };

    options = Object.clone(options);
    var onComplete = options.onComplete;
    options.onComplete = (function(response, json) {
      this.updateContent(response.responseText);
      if (Object.isFunction(onComplete)) onComplete(response, json);
    }).bind(this);

    $super(url, options);
  },

  updateContent: function(responseText) {
    var receiver = this.container[this.success() ? 'success' : 'failure'],
        options = this.options;

    if (!options.evalScripts) responseText = responseText.stripScripts();

    if (receiver = $(receiver)) {
      if (options.insertion) {
        if (Object.isString(options.insertion)) {
          var insertion = { }; insertion[options.insertion] = responseText;
          receiver.insert(insertion);
        }
        else options.insertion(receiver, responseText);
      }
      else receiver.update(responseText);
    }
  }
});

Ajax.PeriodicalUpdater = Class.create(Ajax.Base, {
  initialize: function($super, container, url, options) {
    $super(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.options.onComplete = undefined;
    clearTimeout(this.timer);
    (this.onComplete || Prototype.emptyFunction).apply(this, arguments);
  },

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

      this.lastText = response.responseText;
    }
    this.timer = this.onTimerEvent.bind(this).delay(this.decay * this.frequency);
  },

  onTimerEvent: function() {
    this.updater = new Ajax.Updater(this.container, this.url, this.options);
  }
});
function $(element) {
  if (arguments.length > 1) {
    for (var i = 0, elements = [], length = arguments.length; i < length; i++)
      elements.push($(arguments[i]));
    return elements;
  }
  if (Object.isString(element))
    element = document.getElementById(element);
  return Element.extend(element);
}

if (Prototype.BrowserFeatures.XPath) {
  document._getElementsByXPath = function(expression, parentElement) {
    var results = [];
    var query = document.evaluate(expression, $(parentElement) || document,
      null, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null);
    for (var i = 0, length = query.snapshotLength; i < length; i++)
      results.push(Element.extend(query.snapshotItem(i)));
    return results;
  };
}

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

if (!window.Node) var Node = { };

if (!Node.ELEMENT_NODE) {
  // DOM level 2 ECMAScript Language Binding
  Object.extend(Node, {
    ELEMENT_NODE: 1,
    ATTRIBUTE_NODE: 2,
    TEXT_NODE: 3,
    CDATA_SECTION_NODE: 4,
    ENTITY_REFERENCE_NODE: 5,
    ENTITY_NODE: 6,
    PROCESSING_INSTRUCTION_NODE: 7,
    COMMENT_NODE: 8,
    DOCUMENT_NODE: 9,
    DOCUMENT_TYPE_NODE: 10,
    DOCUMENT_FRAGMENT_NODE: 11,
    NOTATION_NODE: 12
  });
}

(function() {
  var element = this.Element;
  this.Element = function(tagName, attributes) {
    attributes = attributes || { };
    tagName = tagName.toLowerCase();
    var cache = Element.cache;
    if (Prototype.Browser.IE && attributes.name) {
      tagName = '<' + tagName + ' name="' + attributes.name + '">';
      delete attributes.name;
      return Element.writeAttribute(document.createElement(tagName), attributes);
    }
    if (!cache[tagName]) cache[tagName] = Element.extend(document.createElement(tagName));
    return Element.writeAttribute(cache[tagName].cloneNode(false), attributes);
  };
  Object.extend(this.Element, element || { });
  if (element) this.Element.prototype = element.prototype;
}).call(window);

Element.cache = { };

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

  toggle: function(element) {
    element = $(element);
    Element[Element.visible(element) ? 'hide' : 'show'](element);
    return element;
  },

  hide: function(element) {
    element = $(element);
    element.style.display = 'none';
    return element;
  },

  show: function(element) {
    element = $(element);
    element.style.display = '';
    return element;
  },

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

  update: function(element, content) {
    element = $(element);
    if (content && content.toElement) content = content.toElement();
    if (Object.isElement(content)) return element.update().insert(content);
    content = Object.toHTML(content);
    element.innerHTML = content.stripScripts();
    content.evalScripts.bind(content).defer();
    return element;
  },

  replace: function(element, content) {
    element = $(element);
    if (content && content.toElement) content = content.toElement();
    else if (!Object.isElement(content)) {
      content = Object.toHTML(content);
      var range = element.ownerDocument.createRange();
      range.selectNode(element);
      content.evalScripts.bind(content).defer();
      content = range.createContextualFragment(content.stripScripts());
    }
    element.parentNode.replaceChild(content, element);
    return element;
  },

  insert: function(element, insertions) {
    element = $(element);

    if (Object.isString(insertions) || Object.isNumber(insertions) ||
        Object.isElement(insertions) || (insertions && (insertions.toElement || insertions.toHTML)))
          insertions = {bottom:insertions};

    var content, insert, tagName, childNodes;

    for (var position in insertions) {
      content  = insertions[position];
      position = position.toLowerCase();
      insert = Element._insertionTranslations[position];

      if (content && content.toElement) content = content.toElement();
      if (Object.isElement(content)) {
        insert(element, content);
        continue;
      }

      content = Object.toHTML(content);

      tagName = ((position == 'before' || position == 'after')
        ? element.parentNode : element).tagName.toUpperCase();

      childNodes = Element._getContentFromAnonymousElement(tagName, content.stripScripts());

      if (position == 'top' || position == 'after') childNodes.reverse();
      childNodes.each(insert.curry(element));

      content.evalScripts.bind(content).defer();
    }

    return element;
  },

  wrap: function(element, wrapper, attributes) {
    element = $(element);
    if (Object.isElement(wrapper))
      $(wrapper).writeAttribute(attributes || { });
    else if (Object.isString(wrapper)) wrapper = new Element(wrapper, attributes);
    else wrapper = new Element('div', wrapper);
    if (element.parentNode)
      element.parentNode.replaceChild(wrapper, element);
    wrapper.appendChild(element);
    return wrapper;
  },

  inspect: function(element) {
    element = $(element);
    var result = '<' + element.tagName.toLowerCase();
    $H({'id': 'id', 'className': 'class'}).each(function(pair) {
      var property = pair.first(), attribute = pair.last();
      var value = (element[property] || '').toString();
      if (value) result += ' ' + attribute + '=' + value.inspect(true);
    });
    return result + '>';
  },

  recursivelyCollect: function(element, property) {
    element = $(element);
    var elements = [];
    while (element = element[property])
      if (element.nodeType == 1)
        elements.push(Element.extend(element));
    return elements;
  },

  ancestors: function(element) {
    return $(element).recursivelyCollect('parentNode');
  },

  descendants: function(element) {
    return $(element).select("*");
  },

  firstDescendant: function(element) {
    element = $(element).firstChild;
    while (element && element.nodeType != 1) element = element.nextSibling;
    return $(element);
  },

  immediateDescendants: function(element) {
    if (!(element = $(element).firstChild)) return [];
    while (element && element.nodeType != 1) element = element.nextSibling;
    if (element) return [element].concat($(element).nextSiblings());
    return [];
  },

  previousSiblings: function(element) {
    return $(element).recursivelyCollect('previousSibling');
  },

  nextSiblings: function(element) {
    return $(element).recursivelyCollect('nextSibling');
  },

  siblings: function(element) {
    element = $(element);
    return element.previousSiblings().reverse().concat(element.nextSiblings());
  },

  match: function(element, selector) {
    if (Object.isString(selector))
      selector = new Selector(selector);
    return selector.match($(element));
  },

  up: function(element, expression, index) {
    element = $(element);
    if (arguments.length == 1) return $(element.parentNode);
    var ancestors = element.ancestors();
    return Object.isNumber(expression) ? ancestors[expression] :
      Selector.findElement(ancestors, expression, index);
  },

  down: function(element, expression, index) {
    element = $(element);
    if (arguments.length == 1) return element.firstDescendant();
    return Object.isNumber(expression) ? element.descendants()[expression] :
      Element.select(element, expression)[index || 0];
  },

  previous: function(element, expression, index) {
    element = $(element);
    if (arguments.length == 1) return $(Selector.handlers.previousElementSibling(element));
    var previousSiblings = element.previousSiblings();
    return Object.isNumber(expression) ? previousSiblings[expression] :
      Selector.findElement(previousSiblings, expression, index);
  },

  next: function(element, expression, index) {
    element = $(element);
    if (arguments.length == 1) return $(Selector.handlers.nextElementSibling(element));
    var nextSiblings = element.nextSiblings();
    return Object.isNumber(expression) ? nextSiblings[expression] :
      Selector.findElement(nextSiblings, expression, index);
  },

  select: function() {
    var args = $A(arguments), element = $(args.shift());
    return Selector.findChildElements(element, args);
  },

  adjacent: function() {
    var args = $A(arguments), element = $(args.shift());
    return Selector.findChildElements(element.parentNode, args).without(element);
  },

  identify: function(element) {
    element = $(element);
    var id = element.readAttribute('id'), self = arguments.callee;
    if (id) return id;
    do { id = 'anonymous_element_' + self.counter++ } while ($(id));
    element.writeAttribute('id', id);
    return id;
  },

  readAttribute: function(element, name) {
    element = $(element);
    if (Prototype.Browser.IE) {
      var t = Element._attributeTranslations.read;
      if (t.values[name]) return t.values[name](element, name);
      if (t.names[name]) name = t.names[name];
      if (name.include(':')) {
        return (!element.attributes || !element.attributes[name]) ? null :
         element.attributes[name].value;
      }
    }
    return element.getAttribute(name);
  },

  writeAttribute: function(element, name, value) {
    element = $(element);
    var attributes = { }, t = Element._attributeTranslations.write;

    if (typeof name == 'object') attributes = name;
    else attributes[name] = Object.isUndefined(value) ? true : value;

    for (var attr in attributes) {
      name = t.names[attr] || attr;
      value = attributes[attr];
      if (t.values[attr]) name = t.values[attr](element, value);
      if (value === false || value === null)
        element.removeAttribute(name);
      else if (value === true)
        element.setAttribute(name, name);
      else element.setAttribute(name, value);
    }
    return element;
  },

  getHeight: function(element) {
    return $(element).getDimensions().height;
  },

  getWidth: function(element) {
    return $(element).getDimensions().width;
  },

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

  hasClassName: function(element, className) {
    if (!(element = $(element))) return;
    var elementClassName = element.className;
    return (elementClassName.length > 0 && (elementClassName == className ||
      new RegExp("(^|\\s)" + className + "(\\s|$)").test(elementClassName)));
  },

  addClassName: function(element, className) {
    if (!(element = $(element))) return;
    if (!element.hasClassName(className))
      element.className += (element.className ? ' ' : '') + className;
    return element;
  },

  removeClassName: function(element, className) {
    if (!(element = $(element))) return;
    element.className = element.className.replace(
      new RegExp("(^|\\s+)" + className + "(\\s+|$)"), ' ').strip();
    return element;
  },

  toggleClassName: function(element, className) {
    if (!(element = $(element))) return;
    return element[element.hasClassName(className) ?
      'removeClassName' : 'addClassName'](className);
  },

  // removes whitespace-only text node children
  cleanWhitespace: function(element) {
    element = $(element);
    var node = element.firstChild;
    while (node) {
      var nextNode = node.nextSibling;
      if (node.nodeType == 3 && !/\S/.test(node.nodeValue))
        element.removeChild(node);
      node = nextNode;
    }
    return element;
  },

  empty: function(element) {
    return $(element).innerHTML.blank();
  },

  descendantOf: function(element, ancestor) {
    element = $(element), ancestor = $(ancestor);

    if (element.compareDocumentPosition)
      return (element.compareDocumentPosition(ancestor) & 8) === 8;

    if (ancestor.contains)
      return ancestor.contains(element) && ancestor !== element;

    while (element = element.parentNode)
      if (element == ancestor) return true;

    return false;
  },

  scrollTo: function(element) {
    element = $(element);
    var pos = element.cumulativeOffset();
    window.scrollTo(pos[0], pos[1]);
    return element;
  },

  getStyle: function(element, style) {
    element = $(element);
    style = style == 'float' ? 'cssFloat' : style.camelize();
    var value = element.style[style];
    if (!value || value == 'auto') {
      var css = document.defaultView.getComputedStyle(element, null);
      value = css ? css[style] : null;
    }
    if (style == 'opacity') return value ? parseFloat(value) : 1.0;
    return value == 'auto' ? null : value;
  },

  getOpacity: function(element) {
    return $(element).getStyle('opacity');
  },

  setStyle: function(element, styles) {
    element = $(element);
    var elementStyle = element.style, match;
    if (Object.isString(styles)) {
      element.style.cssText += ';' + styles;
      return styles.include('opacity') ?
        element.setOpacity(styles.match(/opacity:\s*(\d?\.?\d*)/)[1]) : element;
    }
    for (var property in styles)
      if (property == 'opacity') element.setOpacity(styles[property]);
      else
        elementStyle[(property == 'float' || property == 'cssFloat') ?
          (Object.isUndefined(elementStyle.styleFloat) ? 'cssFloat' : 'styleFloat') :
            property] = styles[property];

    return element;
  },

  setOpacity: function(element, value) {
    element = $(element);
    element.style.opacity = (value == 1 || value === '') ? '' :
      (value < 0.00001) ? 0 : value;
    return element;
  },

  getDimensions: function(element) {
    element = $(element);
    var display = element.getStyle('display');
    if (display != 'none' && display != null) // Safari bug
      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;
    var originalDisplay = els.display;
    els.visibility = 'hidden';
    els.position = 'absolute';
    els.display = 'block';
    var originalWidth = element.clientWidth;
    var originalHeight = element.clientHeight;
    els.display = originalDisplay;
    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 (Prototype.Browser.Opera) {
        element.style.top = 0;
        element.style.left = 0;
      }
    }
    return element;
  },

  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 = '';
    }
    return element;
  },

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

  undoClipping: function(element) {
    element = $(element);
    if (!element._overflow) return element;
    element.style.overflow = element._overflow == 'auto' ? '' : element._overflow;
    element._overflow = null;
    return element;
  },

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

  positionedOffset: function(element) {
    var valueT = 0, valueL = 0;
    do {
      valueT += element.offsetTop  || 0;
      valueL += element.offsetLeft || 0;
      element = element.offsetParent;
      if (element) {
        if (element.tagName.toUpperCase() == 'BODY') break;
        var p = Element.getStyle(element, 'position');
        if (p !== 'static') break;
      }
    } while (element);
    return Element._returnOffset(valueL, valueT);
  },

  absolutize: function(element) {
    element = $(element);
    if (element.getStyle('position') == 'absolute') return element;
    // Position.prepare(); // To be done manually by Scripty when it needs it.

    var offsets = element.positionedOffset();
    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';
    return element;
  },

  relativize: function(element) {
    element = $(element);
    if (element.getStyle('position') == 'relative') return element;
    // Position.prepare(); // To be done manually by Scripty when it needs it.

    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;
    return element;
  },

  cumulativeScrollOffset: function(element) {
    var valueT = 0, valueL = 0;
    do {
      valueT += element.scrollTop  || 0;
      valueL += element.scrollLeft || 0;
      element = element.parentNode;
    } while (element);
    return Element._returnOffset(valueL, valueT);
  },

  getOffsetParent: 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);
  },

  viewportOffset: 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 &&
        Element.getStyle(element, 'position') == 'absolute') break;

    } while (element = element.offsetParent);

    element = forElement;
    do {
      if (!Prototype.Browser.Opera || (element.tagName && (element.tagName.toUpperCase() == 'BODY'))) {
        valueT -= element.scrollTop  || 0;
        valueL -= element.scrollLeft || 0;
      }
    } while (element = element.parentNode);

    return Element._returnOffset(valueL, valueT);
  },

  clonePosition: function(element, source) {
    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 = source.viewportOffset();

    // find coordinate system to use
    element = $(element);
    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(element, 'position') == 'absolute') {
      parent = element.getOffsetParent();
      delta = parent.viewportOffset();
    }

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

Element.Methods.identify.counter = 1;

Object.extend(Element.Methods, {
  getElementsBySelector: Element.Methods.select,
  childElements: Element.Methods.immediateDescendants
});

Element._attributeTranslations = {
  write: {
    names: {
      className: 'class',
      htmlFor:   'for'
    },
    values: { }
  }
};

if (Prototype.Browser.Opera) {
  Element.Methods.getStyle = Element.Methods.getStyle.wrap(
    function(proceed, element, style) {
      switch (style) {
        case 'left': case 'top': case 'right': case 'bottom':
          if (proceed(element, 'position') === 'static') return null;
        case 'height': case 'width':
          // returns '0px' for hidden elements; we want it to return null
          if (!Element.visible(element)) return null;

          // returns the border-box dimensions rather than the content-box
          // dimensions, so we subtract padding and borders from the value
          var dim = parseInt(proceed(element, style), 10);

          if (dim !== element['offset' + style.capitalize()])
            return dim + 'px';

          var properties;
          if (style === 'height') {
            properties = ['border-top-width', 'padding-top',
             'padding-bottom', 'border-bottom-width'];
          }
          else {
            properties = ['border-left-width', 'padding-left',
             'padding-right', 'border-right-width'];
          }
          return properties.inject(dim, function(memo, property) {
            var val = proceed(element, property);
            return val === null ? memo : memo - parseInt(val, 10);
          }) + 'px';
        default: return proceed(element, style);
      }
    }
  );

  Element.Methods.readAttribute = Element.Methods.readAttribute.wrap(
    function(proceed, element, attribute) {
      if (attribute === 'title') return element.title;
      return proceed(element, attribute);
    }
  );
}

else if (Prototype.Browser.IE) {
  // IE doesn't report offsets correctly for static elements, so we change them
  // to "relative" to get the values, then change them back.
  Element.Methods.getOffsetParent = Element.Methods.getOffsetParent.wrap(
    function(proceed, element) {
      element = $(element);
      // IE throws an error if element is not in document
      try { element.offsetParent }
      catch(e) { return $(document.body) }
      var position = element.getStyle('position');
      if (position !== 'static') return proceed(element);
      element.setStyle({ position: 'relative' });
      var value = proceed(element);
      element.setStyle({ position: position });
      return value;
    }
  );

  $w('positionedOffset viewportOffset').each(function(method) {
    Element.Methods[method] = Element.Methods[method].wrap(
      function(proceed, element) {
        element = $(element);
        try { element.offsetParent }
        catch(e) { return Element._returnOffset(0,0) }
        var position = element.getStyle('position');
        if (position !== 'static') return proceed(element);
        // Trigger hasLayout on the offset parent so that IE6 reports
        // accurate offsetTop and offsetLeft values for position: fixed.
        var offsetParent = element.getOffsetParent();
        if (offsetParent && offsetParent.getStyle('position') === 'fixed')
          offsetParent.setStyle({ zoom: 1 });
        element.setStyle({ position: 'relative' });
        var value = proceed(element);
        element.setStyle({ position: position });
        return value;
      }
    );
  });

  Element.Methods.cumulativeOffset = Element.Methods.cumulativeOffset.wrap(
    function(proceed, element) {
      try { element.offsetParent }
      catch(e) { return Element._returnOffset(0,0) }
      return proceed(element);
    }
  );

  Element.Methods.getStyle = function(element, style) {
    element = $(element);
    style = (style == 'float' || style == 'cssFloat') ? 'styleFloat' : style.camelize();
    var value = element.style[style];
    if (!value && element.currentStyle) value = element.currentStyle[style];

    if (style == 'opacity') {
      if (value = (element.getStyle('filter') || '').match(/alpha\(opacity=(.*)\)/))
        if (value[1]) return parseFloat(value[1]) / 100;
      return 1.0;
    }

    if (value == 'auto') {
      if ((style == 'width' || style == 'height') && (element.getStyle('display') != 'none'))
        return element['offset' + style.capitalize()] + 'px';
      return null;
    }
    return value;
  };

  Element.Methods.setOpacity = function(element, value) {
    function stripAlpha(filter){
      return filter.replace(/alpha\([^\)]*\)/gi,'');
    }
    element = $(element);
    var currentStyle = element.currentStyle;
    if ((currentStyle && !currentStyle.hasLayout) ||
      (!currentStyle && element.style.zoom == 'normal'))
        element.style.zoom = 1;

    var filter = element.getStyle('filter'), style = element.style;
    if (value == 1 || value === '') {
      (filter = stripAlpha(filter)) ?
        style.filter = filter : style.removeAttribute('filter');
      return element;
    } else if (value < 0.00001) value = 0;
    style.filter = stripAlpha(filter) +
      'alpha(opacity=' + (value * 100) + ')';
    return element;
  };

  Element._attributeTranslations = {
    read: {
      names: {
        'class': 'className',
        'for':   'htmlFor'
      },
      values: {
        _getAttr: function(element, attribute) {
          return element.getAttribute(attribute, 2);
        },
        _getAttrNode: function(element, attribute) {
          var node = element.getAttributeNode(attribute);
          return node ? node.value : "";
        },
        _getEv: function(element, attribute) {
          attribute = element.getAttribute(attribute);
          return attribute ? attribute.toString().slice(23, -2) : null;
        },
        _flag: function(element, attribute) {
          return $(element).hasAttribute(attribute) ? attribute : null;
        },
        style: function(element) {
          return element.style.cssText.toLowerCase();
        },
        title: function(element) {
          return element.title;
        }
      }
    }
  };

  Element._attributeTranslations.write = {
    names: Object.extend({
      cellpadding: 'cellPadding',
      cellspacing: 'cellSpacing'
    }, Element._attributeTranslations.read.names),
    values: {
      checked: function(element, value) {
        element.checked = !!value;
      },

      style: function(element, value) {
        element.style.cssText = value ? value : '';
      }
    }
  };

  Element._attributeTranslations.has = {};

  $w('colSpan rowSpan vAlign dateTime accessKey tabIndex ' +
      'encType maxLength readOnly longDesc frameBorder').each(function(attr) {
    Element._attributeTranslations.write.names[attr.toLowerCase()] = attr;
    Element._attributeTranslations.has[attr.toLowerCase()] = attr;
  });

  (function(v) {
    Object.extend(v, {
      href:        v._getAttr,
      src:         v._getAttr,
      type:        v._getAttr,
      action:      v._getAttrNode,
      disabled:    v._flag,
      checked:     v._flag,
      readonly:    v._flag,
      multiple:    v._flag,
      onload:      v._getEv,
      onunload:    v._getEv,
      onclick:     v._getEv,
      ondblclick:  v._getEv,
      onmousedown: v._getEv,
      onmouseup:   v._getEv,
      onmouseover: v._getEv,
      onmousemove: v._getEv,
      onmouseout:  v._getEv,
      onfocus:     v._getEv,
      onblur:      v._getEv,
      onkeypress:  v._getEv,
      onkeydown:   v._getEv,
      onkeyup:     v._getEv,
      onsubmit:    v._getEv,
      onreset:     v._getEv,
      onselect:    v._getEv,
      onchange:    v._getEv
    });
  })(Element._attributeTranslations.read.values);
}

else if (Prototype.Browser.Gecko && /rv:1\.8\.0/.test(navigator.userAgent)) {
  Element.Methods.setOpacity = function(element, value) {
    element = $(element);
    element.style.opacity = (value == 1) ? 0.999999 :
      (value === '') ? '' : (value < 0.00001) ? 0 : value;
    return element;
  };
}

else if (Prototype.Browser.WebKit) {
  Element.Methods.setOpacity = function(element, value) {
    element = $(element);
    element.style.opacity = (value == 1 || value === '') ? '' :
      (value < 0.00001) ? 0 : value;

    if (value == 1)
      if(element.tagName.toUpperCase() == 'IMG' && element.width) {
        element.width++; element.width--;
      } else try {
        var n = document.createTextNode(' ');
        element.appendChild(n);
        element.removeChild(n);
      } catch (e) { }

    return element;
  };

  // Safari returns margins on body which is incorrect if the child is absolutely
  // positioned.  For performance reasons, redefine Element#cumulativeOffset for
  // KHTML/WebKit only.
  Element.Methods.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 Element._returnOffset(valueL, valueT);
  };
}

if (Prototype.Browser.IE || Prototype.Browser.Opera) {
  // IE and Opera are missing .innerHTML support for TABLE-related and SELECT elements
  Element.Methods.update = function(element, content) {
    element = $(element);

    if (content && content.toElement) content = content.toElement();
    if (Object.isElement(content)) return element.update().insert(content);

    content = Object.toHTML(content);
    var tagName = element.tagName.toUpperCase();

    if (tagName in Element._insertionTranslations.tags) {
      $A(element.childNodes).each(function(node) { element.removeChild(node) });
      Element._getContentFromAnonymousElement(tagName, content.stripScripts())
        .each(function(node) { element.appendChild(node) });
    }
    else element.innerHTML = content.stripScripts();

    content.evalScripts.bind(content).defer();
    return element;
  };
}

if ('outerHTML' in document.createElement('div')) {
  Element.Methods.replace = function(element, content) {
    element = $(element);

    if (content && content.toElement) content = content.toElement();
    if (Object.isElement(content)) {
      element.parentNode.replaceChild(content, element);
      return element;
    }

    content = Object.toHTML(content);
    var parent = element.parentNode, tagName = parent.tagName.toUpperCase();

    if (Element._insertionTranslations.tags[tagName]) {
      var nextSibling = element.next();
      var fragments = Element._getContentFromAnonymousElement(tagName, content.stripScripts());
      parent.removeChild(element);
      if (nextSibling)
        fragments.each(function(node) { parent.insertBefore(node, nextSibling) });
      else
        fragments.each(function(node) { parent.appendChild(node) });
    }
    else element.outerHTML = content.stripScripts();

    content.evalScripts.bind(content).defer();
    return element;
  };
}

Element._returnOffset = function(l, t) {
  var result = [l, t];
  result.left = l;
  result.top = t;
  return result;
};

Element._getContentFromAnonymousElement = function(tagName, html) {
  var div = new Element('div'), t = Element._insertionTranslations.tags[tagName];
  if (t) {
    div.innerHTML = t[0] + html + t[1];
    t[2].times(function() { div = div.firstChild });
  } else div.innerHTML = html;
  return $A(div.childNodes);
};

Element._insertionTranslations = {
  before: function(element, node) {
    element.parentNode.insertBefore(node, element);
  },
  top: function(element, node) {
    element.insertBefore(node, element.firstChild);
  },
  bottom: function(element, node) {
    element.appendChild(node);
  },
  after: function(element, node) {
    element.parentNode.insertBefore(node, element.nextSibling);
  },
  tags: {
    TABLE:  ['<table>',                '</table>',                   1],
    TBODY:  ['<table><tbody>',         '</tbody></table>',           2],
    TR:     ['<table><tbody><tr>',     '</tr></tbody></table>',      3],
    TD:     ['<table><tbody><tr><td>', '</td></tr></tbody></table>', 4],
    SELECT: ['<select>',               '</select>',                  1]
  }
};

(function() {
  Object.extend(this.tags, {
    THEAD: this.tags.TBODY,
    TFOOT: this.tags.TBODY,
    TH:    this.tags.TD
  });
}).call(Element._insertionTranslations);

Element.Methods.Simulated = {
  hasAttribute: function(element, attribute) {
    attribute = Element._attributeTranslations.has[attribute] || attribute;
    var node = $(element).getAttributeNode(attribute);
    return !!(node && node.specified);
  }
};

Element.Methods.ByTag = { };

Object.extend(Element, Element.Methods);

if (!Prototype.BrowserFeatures.ElementExtensions &&
    document.createElement('div')['__proto__']) {
  window.HTMLElement = { };
  window.HTMLElement.prototype = document.createElement('div')['__proto__'];
  Prototype.BrowserFeatures.ElementExtensions = true;
}

Element.extend = (function() {
  if (Prototype.BrowserFeatures.SpecificElementExtensions)
    return Prototype.K;

  var Methods = { }, ByTag = Element.Methods.ByTag;

  var extend = Object.extend(function(element) {
    if (!element || element._extendedByPrototype ||
        element.nodeType != 1 || element == window) return element;

    var methods = Object.clone(Methods),
      tagName = element.tagName.toUpperCase(), property, value;

    // extend methods for specific tags
    if (ByTag[tagName]) Object.extend(methods, ByTag[tagName]);

    for (property in methods) {
      value = methods[property];
      if (Object.isFunction(value) && !(property in element))
        element[property] = value.methodize();
    }

    element._extendedByPrototype = Prototype.emptyFunction;
    return element;

  }, {
    refresh: function() {
      // extend methods for all tags (Safari doesn't need this)
      if (!Prototype.BrowserFeatures.ElementExtensions) {
        Object.extend(Methods, Element.Methods);
        Object.extend(Methods, Element.Methods.Simulated);
      }
    }
  });

  extend.refresh();
  return extend;
})();

Element.hasAttribute = function(element, attribute) {
  if (element.hasAttribute) return element.hasAttribute(attribute);
  return Element.Methods.Simulated.hasAttribute(element, attribute);
};

Element.addMethods = function(methods) {
  var F = Prototype.BrowserFeatures, T = Element.Methods.ByTag;

  if (!methods) {
    Object.extend(Form, Form.Methods);
    Object.extend(Form.Element, Form.Element.Methods);
    Object.extend(Element.Methods.ByTag, {
      "FORM":     Object.clone(Form.Methods),
      "INPUT":    Object.clone(Form.Element.Methods),
      "SELECT":   Object.clone(Form.Element.Methods),
      "TEXTAREA": Object.clone(Form.Element.Methods)
    });
  }

  if (arguments.length == 2) {
    var tagName = methods;
    methods = arguments[1];
  }

  if (!tagName) Object.extend(Element.Methods, methods || { });
  else {
    if (Object.isArray(tagName)) tagName.each(extend);
    else extend(tagName);
  }

  function extend(tagName) {
    tagName = tagName.toUpperCase();
    if (!Element.Methods.ByTag[tagName])
      Element.Methods.ByTag[tagName] = { };
    Object.extend(Element.Methods.ByTag[tagName], methods);
  }

  function copy(methods, destination, onlyIfAbsent) {
    onlyIfAbsent = onlyIfAbsent || false;
    for (var property in methods) {
      var value = methods[property];
      if (!Object.isFunction(value)) continue;
      if (!onlyIfAbsent || !(property in destination))
        destination[property] = value.methodize();
    }
  }

  function findDOMClass(tagName) {
    var klass;
    var trans = {
      "OPTGROUP": "OptGroup", "TEXTAREA": "TextArea", "P": "Paragraph",
      "FIELDSET": "FieldSet", "UL": "UList", "OL": "OList", "DL": "DList",
      "DIR": "Directory", "H1": "Heading", "H2": "Heading", "H3": "Heading",
      "H4": "Heading", "H5": "Heading", "H6": "Heading", "Q": "Quote",
      "INS": "Mod", "DEL": "Mod", "A": "Anchor", "IMG": "Image", "CAPTION":
      "TableCaption", "COL": "TableCol", "COLGROUP": "TableCol", "THEAD":
      "TableSection", "TFOOT": "TableSection", "TBODY": "TableSection", "TR":
      "TableRow", "TH": "TableCell", "TD": "TableCell", "FRAMESET":
      "FrameSet", "IFRAME": "IFrame"
    };
    if (trans[tagName]) klass = 'HTML' + trans[tagName] + 'Element';
    if (window[klass]) return window[klass];
    klass = 'HTML' + tagName + 'Element';
    if (window[klass]) return window[klass];
    klass = 'HTML' + tagName.capitalize() + 'Element';
    if (window[klass]) return window[klass];

    window[klass] = { };
    window[klass].prototype = document.createElement(tagName)['__proto__'];
    return window[klass];
  }

  if (F.ElementExtensions) {
    copy(Element.Methods, HTMLElement.prototype);
    copy(Element.Methods.Simulated, HTMLElement.prototype, true);
  }

  if (F.SpecificElementExtensions) {
    for (var tag in Element.Methods.ByTag) {
      var klass = findDOMClass(tag);
      if (Object.isUndefined(klass)) continue;
      copy(T[tag], klass.prototype);
    }
  }

  Object.extend(Element, Element.Methods);
  delete Element.ByTag;

  if (Element.extend.refresh) Element.extend.refresh();
  Element.cache = { };
};

document.viewport = {
  getDimensions: function() {
    var dimensions = { }, B = Prototype.Browser;
    $w('width height').each(function(d) {
      var D = d.capitalize();
      if (B.WebKit && !document.evaluate) {
        // Safari <3.0 needs self.innerWidth/Height
        dimensions[d] = self['inner' + D];
      } else if (B.Opera && parseFloat(window.opera.version()) < 9.5) {
        // Opera <9.5 needs document.body.clientWidth/Height
        dimensions[d] = document.body['client' + D]
      } else {
        dimensions[d] = document.documentElement['client' + D];
      }
    });
    return dimensions;
  },

  getWidth: function() {
    return this.getDimensions().width;
  },

  getHeight: function() {
    return this.getDimensions().height;
  },

  getScrollOffsets: function() {
    return Element._returnOffset(
      window.pageXOffset || document.documentElement.scrollLeft || document.body.scrollLeft,
      window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop);
  }
};
/* Portions of the Selector class are derived from Jack Slocum's DomQuery,
 * part of YUI-Ext version 0.40, distributed under the terms of an MIT-style
 * license.  Please see http://www.yui-ext.com/ for more information. */

var Selector = Class.create({
  initialize: function(expression) {
    this.expression = expression.strip();

    if (this.shouldUseSelectorsAPI()) {
      this.mode = 'selectorsAPI';
    } else if (this.shouldUseXPath()) {
      this.mode = 'xpath';
      this.compileXPathMatcher();
    } else {
      this.mode = "normal";
      this.compileMatcher();
    }

  },

  shouldUseXPath: function() {
    if (!Prototype.BrowserFeatures.XPath) return false;

    var e = this.expression;

    // Safari 3 chokes on :*-of-type and :empty
    if (Prototype.Browser.WebKit &&
     (e.include("-of-type") || e.include(":empty")))
      return false;

    // XPath can't do namespaced attributes, nor can it read
    // the "checked" property from DOM nodes
    if ((/(\[[\w-]*?:|:checked)/).test(e))
      return false;

    return true;
  },

  shouldUseSelectorsAPI: function() {
    if (!Prototype.BrowserFeatures.SelectorsAPI) return false;

    if (!Selector._div) Selector._div = new Element('div');

    // Make sure the browser treats the selector as valid. Test on an
    // isolated element to minimize cost of this check.
    try {
      Selector._div.querySelector(this.expression);
    } catch(e) {
      return false;
    }

    return true;
  },

  compileMatcher: function() {
    var e = this.expression, ps = Selector.patterns, h = Selector.handlers,
        c = Selector.criteria, le, p, m;

    if (Selector._cache[e]) {
      this.matcher = Selector._cache[e];
      return;
    }

    this.matcher = ["this.matcher = function(root) {",
                    "var r = root, h = Selector.handlers, c = false, n;"];

    while (e && le != e && (/\S/).test(e)) {
      le = e;
      for (var i in ps) {
        p = ps[i];
        if (m = e.match(p)) {
          this.matcher.push(Object.isFunction(c[i]) ? c[i](m) :
            new Template(c[i]).evaluate(m));
          e = e.replace(m[0], '');
          break;
        }
      }
    }

    this.matcher.push("return h.unique(n);\n}");
    eval(this.matcher.join('\n'));
    Selector._cache[this.expression] = this.matcher;
  },

  compileXPathMatcher: function() {
    var e = this.expression, ps = Selector.patterns,
        x = Selector.xpath, le, m;

    if (Selector._cache[e]) {
      this.xpath = Selector._cache[e]; return;
    }

    this.matcher = ['.//*'];
    while (e && le != e && (/\S/).test(e)) {
      le = e;
      for (var i in ps) {
        if (m = e.match(ps[i])) {
          this.matcher.push(Object.isFunction(x[i]) ? x[i](m) :
            new Template(x[i]).evaluate(m));
          e = e.replace(m[0], '');
          break;
        }
      }
    }

    this.xpath = this.matcher.join('');
    Selector._cache[this.expression] = this.xpath;
  },

  findElements: function(root) {
    root = root || document;
    var e = this.expression, results;

    switch (this.mode) {
      case 'selectorsAPI':
        // querySelectorAll queries document-wide, then filters to descendants
        // of the context element. That's not what we want.
        // Add an explicit context to the selector if necessary.
        if (root !== document) {
          var oldId = root.id, id = $(root).identify();
          e = "#" + id + " " + e;
        }

        results = $A(root.querySelectorAll(e)).map(Element.extend);
        root.id = oldId;

        return results;
      case 'xpath':
        return document._getElementsByXPath(this.xpath, root);
      default:
       return this.matcher(root);
    }
  },

  match: function(element) {
    this.tokens = [];

    var e = this.expression, ps = Selector.patterns, as = Selector.assertions;
    var le, p, m;

    while (e && le !== e && (/\S/).test(e)) {
      le = e;
      for (var i in ps) {
        p = ps[i];
        if (m = e.match(p)) {
          // use the Selector.assertions methods unless the selector
          // is too complex.
          if (as[i]) {
            this.tokens.push([i, Object.clone(m)]);
            e = e.replace(m[0], '');
          } else {
            // reluctantly do a document-wide search
            // and look for a match in the array
            return this.findElements(document).include(element);
          }
        }
      }
    }

    var match = true, name, matches;
    for (var i = 0, token; token = this.tokens[i]; i++) {
      name = token[0], matches = token[1];
      if (!Selector.assertions[name](element, matches)) {
        match = false; break;
      }
    }

    return match;
  },

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

  inspect: function() {
    return "#<Selector:" + this.expression.inspect() + ">";
  }
});

Object.extend(Selector, {
  _cache: { },

  xpath: {
    descendant:   "//*",
    child:        "/*",
    adjacent:     "/following-sibling::*[1]",
    laterSibling: '/following-sibling::*',
    tagName:      function(m) {
      if (m[1] == '*') return '';
      return "[local-name()='" + m[1].toLowerCase() +
             "' or local-name()='" + m[1].toUpperCase() + "']";
    },
    className:    "[contains(concat(' ', @class, ' '), ' #{1} ')]",
    id:           "[@id='#{1}']",
    attrPresence: function(m) {
      m[1] = m[1].toLowerCase();
      return new Template("[@#{1}]").evaluate(m);
    },
    attr: function(m) {
      m[1] = m[1].toLowerCase();
      m[3] = m[5] || m[6];
      return new Template(Selector.xpath.operators[m[2]]).evaluate(m);
    },
    pseudo: function(m) {
      var h = Selector.xpath.pseudos[m[1]];
      if (!h) return '';
      if (Object.isFunction(h)) return h(m);
      return new Template(Selector.xpath.pseudos[m[1]]).evaluate(m);
    },
    operators: {
      '=':  "[@#{1}='#{3}']",
      '!=': "[@#{1}!='#{3}']",
      '^=': "[starts-with(@#{1}, '#{3}')]",
      '$=': "[substring(@#{1}, (string-length(@#{1}) - string-length('#{3}') + 1))='#{3}']",
      '*=': "[contains(@#{1}, '#{3}')]",
      '~=': "[contains(concat(' ', @#{1}, ' '), ' #{3} ')]",
      '|=': "[contains(concat('-', @#{1}, '-'), '-#{3}-')]"
    },
    pseudos: {
      'first-child': '[not(preceding-sibling::*)]',
      'last-child':  '[not(following-sibling::*)]',
      'only-child':  '[not(preceding-sibling::* or following-sibling::*)]',
      'empty':       "[count(*) = 0 and (count(text()) = 0)]",
      'checked':     "[@checked]",
      'disabled':    "[(@disabled) and (@type!='hidden')]",
      'enabled':     "[not(@disabled) and (@type!='hidden')]",
      'not': function(m) {
        var e = m[6], p = Selector.patterns,
            x = Selector.xpath, le, v;

        var exclusion = [];
        while (e && le != e && (/\S/).test(e)) {
          le = e;
          for (var i in p) {
            if (m = e.match(p[i])) {
              v = Object.isFunction(x[i]) ? x[i](m) : new Template(x[i]).evaluate(m);
              exclusion.push("(" + v.substring(1, v.length - 1) + ")");
              e = e.replace(m[0], '');
              break;
            }
          }
        }
        return "[not(" + exclusion.join(" and ") + ")]";
      },
      'nth-child':      function(m) {
        return Selector.xpath.pseudos.nth("(count(./preceding-sibling::*) + 1) ", m);
      },
      'nth-last-child': function(m) {
        return Selector.xpath.pseudos.nth("(count(./following-sibling::*) + 1) ", m);
      },
      'nth-of-type':    function(m) {
        return Selector.xpath.pseudos.nth("position() ", m);
      },
      'nth-last-of-type': function(m) {
        return Selector.xpath.pseudos.nth("(last() + 1 - position()) ", m);
      },
      'first-of-type':  function(m) {
        m[6] = "1"; return Selector.xpath.pseudos['nth-of-type'](m);
      },
      'last-of-type':   function(m) {
        m[6] = "1"; return Selector.xpath.pseudos['nth-last-of-type'](m);
      },
      'only-of-type':   function(m) {
        var p = Selector.xpath.pseudos; return p['first-of-type'](m) + p['last-of-type'](m);
      },
      nth: function(fragment, m) {
        var mm, formula = m[6], predicate;
        if (formula == 'even') formula = '2n+0';
        if (formula == 'odd')  formula = '2n+1';
        if (mm = formula.match(/^(\d+)$/)) // digit only
          return '[' + fragment + "= " + mm[1] + ']';
        if (mm = formula.match(/^(-?\d*)?n(([+-])(\d+))?/)) { // an+b
          if (mm[1] == "-") mm[1] = -1;
          var a = mm[1] ? Number(mm[1]) : 1;
          var b = mm[2] ? Number(mm[2]) : 0;
          predicate = "[((#{fragment} - #{b}) mod #{a} = 0) and " +
          "((#{fragment} - #{b}) div #{a} >= 0)]";
          return new Template(predicate).evaluate({
            fragment: fragment, a: a, b: b });
        }
      }
    }
  },

  criteria: {
    tagName:      'n = h.tagName(n, r, "#{1}", c);      c = false;',
    className:    'n = h.className(n, r, "#{1}", c);    c = false;',
    id:           'n = h.id(n, r, "#{1}", c);           c = false;',
    attrPresence: 'n = h.attrPresence(n, r, "#{1}", c); c = false;',
    attr: function(m) {
      m[3] = (m[5] || m[6]);
      return new Template('n = h.attr(n, r, "#{1}", "#{3}", "#{2}", c); c = false;').evaluate(m);
    },
    pseudo: function(m) {
      if (m[6]) m[6] = m[6].replace(/"/g, '\\"');
      return new Template('n = h.pseudo(n, "#{1}", "#{6}", r, c); c = false;').evaluate(m);
    },
    descendant:   'c = "descendant";',
    child:        'c = "child";',
    adjacent:     'c = "adjacent";',
    laterSibling: 'c = "laterSibling";'
  },

  patterns: {
    // combinators must be listed first
    // (and descendant needs to be last combinator)
    laterSibling: /^\s*~\s*/,
    child:        /^\s*>\s*/,
    adjacent:     /^\s*\+\s*/,
    descendant:   /^\s/,

    // selectors follow
    tagName:      /^\s*(\*|[\w\-]+)(\b|$)?/,
    id:           /^#([\w\-\*]+)(\b|$)/,
    className:    /^\.([\w\-\*]+)(\b|$)/,
    pseudo:
/^:((first|last|nth|nth-last|only)(-child|-of-type)|empty|checked|(en|dis)abled|not)(\((.*?)\))?(\b|$|(?=\s|[:+~>]))/,
    attrPresence: /^\[((?:[\w]+:)?[\w]+)\]/,
    attr:         /\[((?:[\w-]*:)?[\w-]+)\s*(?:([!^$*~|]?=)\s*((['"])([^\4]*?)\4|([^'"][^\]]*?)))?\]/
  },

  // for Selector.match and Element#match
  assertions: {
    tagName: function(element, matches) {
      return matches[1].toUpperCase() == element.tagName.toUpperCase();
    },

    className: function(element, matches) {
      return Element.hasClassName(element, matches[1]);
    },

    id: function(element, matches) {
      return element.id === matches[1];
    },

    attrPresence: function(element, matches) {
      return Element.hasAttribute(element, matches[1]);
    },

    attr: function(element, matches) {
      var nodeValue = Element.readAttribute(element, matches[1]);
      return nodeValue && Selector.operators[matches[2]](nodeValue, matches[5] || matches[6]);
    }
  },

  handlers: {
    // UTILITY FUNCTIONS
    // joins two collections
    concat: function(a, b) {
      for (var i = 0, node; node = b[i]; i++)
        a.push(node);
      return a;
    },

    // marks an array of nodes for counting
    mark: function(nodes) {
      var _true = Prototype.emptyFunction;
      for (var i = 0, node; node = nodes[i]; i++)
        node._countedByPrototype = _true;
      return nodes;
    },

    unmark: function(nodes) {
      for (var i = 0, node; node = nodes[i]; i++)
        node._countedByPrototype = undefined;
      return nodes;
    },

    // mark each child node with its position (for nth calls)
    // "ofType" flag indicates whether we're indexing for nth-of-type
    // rather than nth-child
    index: function(parentNode, reverse, ofType) {
      parentNode._countedByPrototype = Prototype.emptyFunction;
      if (reverse) {
        for (var nodes = parentNode.childNodes, i = nodes.length - 1, j = 1; i >= 0; i--) {
          var node = nodes[i];
          if (node.nodeType == 1 && (!ofType || node._countedByPrototype)) node.nodeIndex = j++;
        }
      } else {
        for (var i = 0, j = 1, nodes = parentNode.childNodes; node = nodes[i]; i++)
          if (node.nodeType == 1 && (!ofType || node._countedByPrototype)) node.nodeIndex = j++;
      }
    },

    // filters out duplicates and extends all nodes
    unique: function(nodes) {
      if (nodes.length == 0) return nodes;
      var results = [], n;
      for (var i = 0, l = nodes.length; i < l; i++)
        if (!(n = nodes[i])._countedByPrototype) {
          n._countedByPrototype = Prototype.emptyFunction;
          results.push(Element.extend(n));
        }
      return Selector.handlers.unmark(results);
    },

    // COMBINATOR FUNCTIONS
    descendant: function(nodes) {
      var h = Selector.handlers;
      for (var i = 0, results = [], node; node = nodes[i]; i++)
        h.concat(results, node.getElementsByTagName('*'));
      return results;
    },

    child: function(nodes) {
      var h = Selector.handlers;
      for (var i = 0, results = [], node; node = nodes[i]; i++) {
        for (var j = 0, child; child = node.childNodes[j]; j++)
          if (child.nodeType == 1 && child.tagName != '!') results.push(child);
      }
      return results;
    },

    adjacent: function(nodes) {
      for (var i = 0, results = [], node; node = nodes[i]; i++) {
        var next = this.nextElementSibling(node);
        if (next) results.push(next);
      }
      return results;
    },

    laterSibling: function(nodes) {
      var h = Selector.handlers;
      for (var i = 0, results = [], node; node = nodes[i]; i++)
        h.concat(results, Element.nextSiblings(node));
      return results;
    },

    nextElementSibling: function(node) {
      while (node = node.nextSibling)
        if (node.nodeType == 1) return node;
      return null;
    },

    previousElementSibling: function(node) {
      while (node = node.previousSibling)
        if (node.nodeType == 1) return node;
      return null;
    },

    // TOKEN FUNCTIONS
    tagName: function(nodes, root, tagName, combinator) {
      var uTagName = tagName.toUpperCase();
      var results = [], h = Selector.handlers;
      if (nodes) {
        if (combinator) {
          // fastlane for ordinary descendant combinators
          if (combinator == "descendant") {
            for (var i = 0, node; node = nodes[i]; i++)
              h.concat(results, node.getElementsByTagName(tagName));
            return results;
          } else nodes = this[combinator](nodes);
          if (tagName == "*") return nodes;
        }
        for (var i = 0, node; node = nodes[i]; i++)
          if (node.tagName.toUpperCase() === uTagName) results.push(node);
        return results;
      } else return root.getElementsByTagName(tagName);
    },

    id: function(nodes, root, id, combinator) {
      var targetNode = $(id), h = Selector.handlers;
      if (!targetNode) return [];
      if (!nodes && root == document) return [targetNode];
      if (nodes) {
        if (combinator) {
          if (combinator == 'child') {
            for (var i = 0, node; node = nodes[i]; i++)
              if (targetNode.parentNode == node) return [targetNode];
          } else if (combinator == 'descendant') {
            for (var i = 0, node; node = nodes[i]; i++)
              if (Element.descendantOf(targetNode, node)) return [targetNode];
          } else if (combinator == 'adjacent') {
            for (var i = 0, node; node = nodes[i]; i++)
              if (Selector.handlers.previousElementSibling(targetNode) == node)
                return [targetNode];
          } else nodes = h[combinator](nodes);
        }
        for (var i = 0, node; node = nodes[i]; i++)
          if (node == targetNode) return [targetNode];
        return [];
      }
      return (targetNode && Element.descendantOf(targetNode, root)) ? [targetNode] : [];
    },

    className: function(nodes, root, className, combinator) {
      if (nodes && combinator) nodes = this[combinator](nodes);
      return Selector.handlers.byClassName(nodes, root, className);
    },

    byClassName: function(nodes, root, className) {
      if (!nodes) nodes = Selector.handlers.descendant([root]);
      var needle = ' ' + className + ' ';
      for (var i = 0, results = [], node, nodeClassName; node = nodes[i]; i++) {
        nodeClassName = node.className;
        if (nodeClassName.length == 0) continue;
        if (nodeClassName == className || (' ' + nodeClassName + ' ').include(needle))
          results.push(node);
      }
      return results;
    },

    attrPresence: function(nodes, root, attr, combinator) {
      if (!nodes) nodes = root.getElementsByTagName("*");
      if (nodes && combinator) nodes = this[combinator](nodes);
      var results = [];
      for (var i = 0, node; node = nodes[i]; i++)
        if (Element.hasAttribute(node, attr)) results.push(node);
      return results;
    },

    attr: function(nodes, root, attr, value, operator, combinator) {
      if (!nodes) nodes = root.getElementsByTagName("*");
      if (nodes && combinator) nodes = this[combinator](nodes);
      var handler = Selector.operators[operator], results = [];
      for (var i = 0, node; node = nodes[i]; i++) {
        var nodeValue = Element.readAttribute(node, attr);
        if (nodeValue === null) continue;
        if (handler(nodeValue, value)) results.push(node);
      }
      return results;
    },

    pseudo: function(nodes, name, value, root, combinator) {
      if (nodes && combinator) nodes = this[combinator](nodes);
      if (!nodes) nodes = root.getElementsByTagName("*");
      return Selector.pseudos[name](nodes, value, root);
    }
  },

  pseudos: {
    'first-child': function(nodes, value, root) {
      for (var i = 0, results = [], node; node = nodes[i]; i++) {
        if (Selector.handlers.previousElementSibling(node)) continue;
          results.push(node);
      }
      return results;
    },
    'last-child': function(nodes, value, root) {
      for (var i = 0, results = [], node; node = nodes[i]; i++) {
        if (Selector.handlers.nextElementSibling(node)) continue;
          results.push(node);
      }
      return results;
    },
    'only-child': function(nodes, value, root) {
      var h = Selector.handlers;
      for (var i = 0, results = [], node; node = nodes[i]; i++)
        if (!h.previousElementSibling(node) && !h.nextElementSibling(node))
          results.push(node);
      return results;
    },
    'nth-child':        function(nodes, formula, root) {
      return Selector.pseudos.nth(nodes, formula, root);
    },
    'nth-last-child':   function(nodes, formula, root) {
      return Selector.pseudos.nth(nodes, formula, root, true);
    },
    'nth-of-type':      function(nodes, formula, root) {
      return Selector.pseudos.nth(nodes, formula, root, false, true);
    },
    'nth-last-of-type': function(nodes, formula, root) {
      return Selector.pseudos.nth(nodes, formula, root, true, true);
    },
    'first-of-type':    function(nodes, formula, root) {
      return Selector.pseudos.nth(nodes, "1", root, false, true);
    },
    'last-of-type':     function(nodes, formula, root) {
      return Selector.pseudos.nth(nodes, "1", root, true, true);
    },
    'only-of-type':     function(nodes, formula, root) {
      var p = Selector.pseudos;
      return p['last-of-type'](p['first-of-type'](nodes, formula, root), formula, root);
    },

    // handles the an+b logic
    getIndices: function(a, b, total) {
      if (a == 0) return b > 0 ? [b] : [];
      return $R(1, total).inject([], function(memo, i) {
        if (0 == (i - b) % a && (i - b) / a >= 0) memo.push(i);
        return memo;
      });
    },

    // handles nth(-last)-child, nth(-last)-of-type, and (first|last)-of-type
    nth: function(nodes, formula, root, reverse, ofType) {
      if (nodes.length == 0) return [];
      if (formula == 'even') formula = '2n+0';
      if (formula == 'odd')  formula = '2n+1';
      var h = Selector.handlers, results = [], indexed = [], m;
      h.mark(nodes);
      for (var i = 0, node; node = nodes[i]; i++) {
        if (!node.parentNode._countedByPrototype) {
          h.index(node.parentNode, reverse, ofType);
          indexed.push(node.parentNode);
        }
      }
      if (formula.match(/^\d+$/)) { // just a number
        formula = Number(formula);
        for (var i = 0, node; node = nodes[i]; i++)
          if (node.nodeIndex == formula) results.push(node);
      } else if (m = formula.match(/^(-?\d*)?n(([+-])(\d+))?/)) { // an+b
        if (m[1] == "-") m[1] = -1;
        var a = m[1] ? Number(m[1]) : 1;
        var b = m[2] ? Number(m[2]) : 0;
        var indices = Selector.pseudos.getIndices(a, b, nodes.length);
        for (var i = 0, node, l = indices.length; node = nodes[i]; i++) {
          for (var j = 0; j < l; j++)
            if (node.nodeIndex == indices[j]) results.push(node);
        }
      }
      h.unmark(nodes);
      h.unmark(indexed);
      return results;
    },

    'empty': function(nodes, value, root) {
      for (var i = 0, results = [], node; node = nodes[i]; i++) {
        // IE treats comments as element nodes
        if (node.tagName == '!' || node.firstChild) continue;
        results.push(node);
      }
      return results;
    },

    'not': function(nodes, selector, root) {
      var h = Selector.handlers, selectorType, m;
      var exclusions = new Selector(selector).findElements(root);
      h.mark(exclusions);
      for (var i = 0, results = [], node; node = nodes[i]; i++)
        if (!node._countedByPrototype) results.push(node);
      h.unmark(exclusions);
      return results;
    },

    'enabled': function(nodes, value, root) {
      for (var i = 0, results = [], node; node = nodes[i]; i++)
        if (!node.disabled && (!node.type || node.type !== 'hidden'))
          results.push(node);
      return results;
    },

    'disabled': function(nodes, value, root) {
      for (var i = 0, results = [], node; node = nodes[i]; i++)
        if (node.disabled) results.push(node);
      return results;
    },

    'checked': function(nodes, value, root) {
      for (var i = 0, results = [], node; node = nodes[i]; i++)
        if (node.checked) results.push(node);
      return results;
    }
  },

  operators: {
    '=':  function(nv, v) { return nv == v; },
    '!=': function(nv, v) { return nv != v; },
    '^=': function(nv, v) { return nv == v || nv && nv.startsWith(v); },
    '$=': function(nv, v) { return nv == v || nv && nv.endsWith(v); },
    '*=': function(nv, v) { return nv == v || nv && nv.include(v); },
    '$=': function(nv, v) { return nv.endsWith(v); },
    '*=': function(nv, v) { return nv.include(v); },
    '~=': function(nv, v) { return (' ' + nv + ' ').include(' ' + v + ' '); },
    '|=': function(nv, v) { return ('-' + (nv || "").toUpperCase() +
     '-').include('-' + (v || "").toUpperCase() + '-'); }
  },

  split: function(expression) {
    var expressions = [];
    expression.scan(/(([\w#:.~>+()\s-]+|\*|\[.*?\])+)\s*(,|$)/, function(m) {
      expressions.push(m[1].strip());
    });
    return expressions;
  },

  matchElements: function(elements, expression) {
    var matches = $$(expression), h = Selector.handlers;
    h.mark(matches);
    for (var i = 0, results = [], element; element = elements[i]; i++)
      if (element._countedByPrototype) results.push(element);
    h.unmark(matches);
    return results;
  },

  findElement: function(elements, expression, index) {
    if (Object.isNumber(expression)) {
      index = expression; expression = false;
    }
    return Selector.matchElements(elements, expression || '*')[index || 0];
  },

  findChildElements: function(element, expressions) {
    expressions = Selector.split(expressions.join(','));
    var results = [], h = Selector.handlers;
    for (var i = 0, l = expressions.length, selector; i < l; i++) {
      selector = new Selector(expressions[i].strip());
      h.concat(results, selector.findElements(element));
    }
    return (l > 1) ? h.unique(results) : results;
  }
});

if (Prototype.Browser.IE) {
  Object.extend(Selector.handlers, {
    // IE returns comment nodes on getElementsByTagName("*").
    // Filter them out.
    concat: function(a, b) {
      for (var i = 0, node; node = b[i]; i++)
        if (node.tagName !== "!") a.push(node);
      return a;
    },

    // IE improperly serializes _countedByPrototype in (inner|outer)HTML.
    unmark: function(nodes) {
      for (var i = 0, node; node = nodes[i]; i++)
        node.removeAttribute('_countedByPrototype');
      return nodes;
    }
  });
}

function $$() {
  return Selector.findChildElements(document, $A(arguments));
}
var Form = {
  reset: function(form) {
    $(form).reset();
    return form;
  },

  serializeElements: function(elements, options) {
    if (typeof options != 'object') options = { hash: !!options };
    else if (Object.isUndefined(options.hash)) options.hash = true;
    var key, value, submitted = false, submit = options.submit;

    var data = elements.inject({ }, function(result, element) {
      if (!element.disabled && element.name) {
        key = element.name; value = $(element).getValue();
        if (value != null && element.type != 'file' && (element.type != 'submit' || (!submitted &&
            submit !== false && (!submit || key == submit) && (submitted = true)))) {
          if (key in result) {
            // a key is already present; construct an array of values
            if (!Object.isArray(result[key])) result[key] = [result[key]];
            result[key].push(value);
          }
          else result[key] = value;
        }
      }
      return result;
    });

    return options.hash ? data : Object.toQueryString(data);
  }
};

Form.Methods = {
  serialize: function(form, options) {
    return Form.serializeElements(Form.getElements(form), options);
  },

  getElements: function(form) {
    return $A($(form).getElementsByTagName('*')).inject([],
      function(elements, child) {
        if (Form.Element.Serializers[child.tagName.toLowerCase()])
          elements.push(Element.extend(child));
        return elements;
      }
    );
  },

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

    if (!typeName && !name) return $A(inputs).map(Element.extend);

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

    return matchingInputs;
  },

  disable: function(form) {
    form = $(form);
    Form.getElements(form).invoke('disable');
    return form;
  },

  enable: function(form) {
    form = $(form);
    Form.getElements(form).invoke('enable');
    return form;
  },

  findFirstElement: function(form) {
    var elements = $(form).getElements().findAll(function(element) {
      return 'hidden' != element.type && !element.disabled;
    });
    var firstByIndex = elements.findAll(function(element) {
      return element.hasAttribute('tabIndex') && element.tabIndex >= 0;
    }).sortBy(function(element) { return element.tabIndex }).first();

    return firstByIndex ? firstByIndex : elements.find(function(element) {
      return ['input', 'select', 'textarea'].include(element.tagName.toLowerCase());
    });
  },

  focusFirstElement: function(form) {
    form = $(form);
    form.findFirstElement().activate();
    return form;
  },

  request: function(form, options) {
    form = $(form), options = Object.clone(options || { });

    var params = options.parameters, action = form.readAttribute('action') || '';
    if (action.blank()) action = window.location.href;
    options.parameters = form.serialize(true);

    if (params) {
      if (Object.isString(params)) params = params.toQueryParams();
      Object.extend(options.parameters, params);
    }

    if (form.hasAttribute('method') && !options.method)
      options.method = form.method;

    return new Ajax.Request(action, options);
  }
};

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

Form.Element = {
  focus: function(element) {
    $(element).focus();
    return element;
  },

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

Form.Element.Methods = {
  serialize: function(element) {
    element = $(element);
    if (!element.disabled && element.name) {
      var value = element.getValue();
      if (value != undefined) {
        var pair = { };
        pair[element.name] = value;
        return Object.toQueryString(pair);
      }
    }
    return '';
  },

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

  setValue: function(element, value) {
    element = $(element);
    var method = element.tagName.toLowerCase();
    Form.Element.Serializers[method](element, value);
    return element;
  },

  clear: function(element) {
    $(element).value = '';
    return element;
  },

  present: function(element) {
    return $(element).value != '';
  },

  activate: function(element) {
    element = $(element);
    try {
      element.focus();
      if (element.select && (element.tagName.toLowerCase() != 'input' ||
          !['button', 'reset', 'submit'].include(element.type)))
        element.select();
    } catch (e) { }
    return element;
  },

  disable: function(element) {
    element = $(element);
    element.disabled = true;
    return element;
  },

  enable: function(element) {
    element = $(element);
    element.disabled = false;
    return element;
  }
};

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

var Field = Form.Element;
var $F = Form.Element.Methods.getValue;

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

Form.Element.Serializers = {
  input: function(element, value) {
    switch (element.type.toLowerCase()) {
      case 'checkbox':
      case 'radio':
        return Form.Element.Serializers.inputSelector(element, value);
      default:
        return Form.Element.Serializers.textarea(element, value);
    }
  },

  inputSelector: function(element, value) {
    if (Object.isUndefined(value)) return element.checked ? element.value : null;
    else element.checked = !!value;
  },

  textarea: function(element, value) {
    if (Object.isUndefined(value)) return element.value;
    else element.value = value;
  },

  select: function(element, value) {
    if (Object.isUndefined(value))
      return this[element.type == 'select-one' ?
        'selectOne' : 'selectMany'](element);
    else {
      var opt, currentValue, single = !Object.isArray(value);
      for (var i = 0, length = element.length; i < length; i++) {
        opt = element.options[i];
        currentValue = this.optionValue(opt);
        if (single) {
          if (currentValue == value) {
            opt.selected = true;
            return;
          }
        }
        else opt.selected = value.include(currentValue);
      }
    }
  },

  selectOne: function(element) {
    var index = element.selectedIndex;
    return index >= 0 ? this.optionValue(element.options[index]) : null;
  },

  selectMany: function(element) {
    var values, length = element.length;
    if (!length) return null;

    for (var i = 0, values = []; i < length; i++) {
      var opt = element.options[i];
      if (opt.selected) values.push(this.optionValue(opt));
    }
    return values;
  },

  optionValue: function(opt) {
    // extend element because hasAttribute may not be native
    return Element.extend(opt).hasAttribute('value') ? opt.value : opt.text;
  }
};

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

Abstract.TimedObserver = Class.create(PeriodicalExecuter, {
  initialize: function($super, element, frequency, callback) {
    $super(callback, frequency);
    this.element   = $(element);
    this.lastValue = this.getValue();
  },

  execute: function() {
    var value = this.getValue();
    if (Object.isString(this.lastValue) && Object.isString(value) ?
        this.lastValue != value : String(this.lastValue) != String(value)) {
      this.callback(this.element, value);
      this.lastValue = value;
    }
  }
});

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

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

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

Abstract.EventObserver = Class.create({
  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() {
    Form.getElements(this.element).each(this.registerCallback, this);
  },

  registerCallback: function(element) {
    if (element.type) {
      switch (element.type.toLowerCase()) {
        case 'checkbox':
        case 'radio':
          Event.observe(element, 'click', this.onElementEvent.bind(this));
          break;
        default:
          Event.observe(element, 'change', this.onElementEvent.bind(this));
          break;
      }
    }
  }
});

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

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

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,
  KEY_HOME:     36,
  KEY_END:      35,
  KEY_PAGEUP:   33,
  KEY_PAGEDOWN: 34,
  KEY_INSERT:   45,

  cache: { },

  relatedTarget: function(event) {
    var element;
    switch(event.type) {
      case 'mouseover': element = event.fromElement; break;
      case 'mouseout':  element = event.toElement;   break;
      default: return null;
    }
    return Element.extend(element);
  }
});

Event.Methods = (function() {
  var isButton;

  if (Prototype.Browser.IE) {
    var buttonMap = { 0: 1, 1: 4, 2: 2 };
    isButton = function(event, code) {
      return event.button == buttonMap[code];
    };

  } else if (Prototype.Browser.WebKit) {
    isButton = function(event, code) {
      switch (code) {
        case 0: return event.which == 1 && !event.metaKey;
        case 1: return event.which == 1 && event.metaKey;
        default: return false;
      }
    };

  } else {
    isButton = function(event, code) {
      return event.which ? (event.which === code + 1) : (event.button === code);
    };
  }

  return {
    isLeftClick:   function(event) { return isButton(event, 0) },
    isMiddleClick: function(event) { return isButton(event, 1) },
    isRightClick:  function(event) { return isButton(event, 2) },

    element: function(event) {
      event = Event.extend(event);

      var node          = event.target,
          type          = event.type,
          currentTarget = event.currentTarget;

      if (currentTarget && currentTarget.tagName) {
        // Firefox screws up the "click" event when moving between radio buttons
        // via arrow keys. It also screws up the "load" and "error" events on images,
        // reporting the document as the target instead of the original image.
        if (type === 'load' || type === 'error' ||
          (type === 'click' && currentTarget.tagName.toLowerCase() === 'input'
            && currentTarget.type === 'radio'))
              node = currentTarget;
      }
      if (node.nodeType == Node.TEXT_NODE) node = node.parentNode;
      return Element.extend(node);
    },

    findElement: function(event, expression) {
      var element = Event.element(event);
      if (!expression) return element;
      var elements = [element].concat(element.ancestors());
      return Selector.findElement(elements, expression, 0);
    },

    pointer: function(event) {
      var docElement = document.documentElement,
      body = document.body || { scrollLeft: 0, scrollTop: 0 };
      return {
        x: event.pageX || (event.clientX +
          (docElement.scrollLeft || body.scrollLeft) -
          (docElement.clientLeft || 0)),
        y: event.pageY || (event.clientY +
          (docElement.scrollTop || body.scrollTop) -
          (docElement.clientTop || 0))
      };
    },

    pointerX: function(event) { return Event.pointer(event).x },
    pointerY: function(event) { return Event.pointer(event).y },

    stop: function(event) {
      Event.extend(event);
      event.preventDefault();
      event.stopPropagation();
      event.stopped = true;
    }
  };
})();

Event.extend = (function() {
  var methods = Object.keys(Event.Methods).inject({ }, function(m, name) {
    m[name] = Event.Methods[name].methodize();
    return m;
  });

  if (Prototype.Browser.IE) {
    Object.extend(methods, {
      stopPropagation: function() { this.cancelBubble = true },
      preventDefault:  function() { this.returnValue = false },
      inspect: function() { return "[object Event]" }
    });

    return function(event) {
      if (!event) return false;
      if (event._extendedByPrototype) return event;

      event._extendedByPrototype = Prototype.emptyFunction;
      var pointer = Event.pointer(event);
      Object.extend(event, {
        target: event.srcElement,
        relatedTarget: Event.relatedTarget(event),
        pageX:  pointer.x,
        pageY:  pointer.y
      });
      return Object.extend(event, methods);
    };

  } else {
    Event.prototype = Event.prototype || document.createEvent("HTMLEvents")['__proto__'];
    Object.extend(Event.prototype, methods);
    return Prototype.K;
  }
})();

Object.extend(Event, (function() {
  var cache = Event.cache;

  function getEventID(element) {
    if (element._prototypeEventID) return element._prototypeEventID[0];
    arguments.callee.id = arguments.callee.id || 1;
    return element._prototypeEventID = [++arguments.callee.id];
  }

  function getDOMEventName(eventName) {
    if (eventName && eventName.include(':')) return "dataavailable";
    return eventName;
  }

  function getCacheForID(id) {
    return cache[id] = cache[id] || { };
  }

  function getWrappersForEventName(id, eventName) {
    var c = getCacheForID(id);
    return c[eventName] = c[eventName] || [];
  }

  function createWrapper(element, eventName, handler) {
    var id = getEventID(element);
    var c = getWrappersForEventName(id, eventName);
    if (c.pluck("handler").include(handler)) return false;

    var wrapper = function(event) {
      if (!Event || !Event.extend ||
        (event.eventName && event.eventName != eventName))
          return false;

      Event.extend(event);
      handler.call(element, event);
    };

    wrapper.handler = handler;
    c.push(wrapper);
    return wrapper;
  }

  function findWrapper(id, eventName, handler) {
    var c = getWrappersForEventName(id, eventName);
    return c.find(function(wrapper) { return wrapper.handler == handler });
  }

  function destroyWrapper(id, eventName, handler) {
    var c = getCacheForID(id);
    if (!c[eventName]) return false;
    c[eventName] = c[eventName].without(findWrapper(id, eventName, handler));
  }

  function destroyCache() {
    for (var id in cache)
      for (var eventName in cache[id])
        cache[id][eventName] = null;
  }


  // Internet Explorer needs to remove event handlers on page unload
  // in order to avoid memory leaks.
  if (window.attachEvent) {
    window.attachEvent("onunload", destroyCache);
  }

  // Safari has a dummy event handler on page unload so that it won't
  // use its bfcache. Safari <= 3.1 has an issue with restoring the "document"
  // object when page is returned to via the back button using its bfcache.
  if (Prototype.Browser.WebKit) {
    window.addEventListener('unload', Prototype.emptyFunction, false);
  }

  return {
    observe: function(element, eventName, handler) {
      element = $(element);
      var name = getDOMEventName(eventName);

      var wrapper = createWrapper(element, eventName, handler);
      if (!wrapper) return element;

      if (element.addEventListener) {
        element.addEventListener(name, wrapper, false);
      } else {
        element.attachEvent("on" + name, wrapper);
      }

      return element;
    },

    stopObserving: function(element, eventName, handler) {
      element = $(element);
      var id = getEventID(element), name = getDOMEventName(eventName);

      if (!handler && eventName) {
        getWrappersForEventName(id, eventName).each(function(wrapper) {
          element.stopObserving(eventName, wrapper.handler);
        });
        return element;

      } else if (!eventName) {
        Object.keys(getCacheForID(id)).each(function(eventName) {
          element.stopObserving(eventName);
        });
        return element;
      }

      var wrapper = findWrapper(id, eventName, handler);
      if (!wrapper) return element;

      if (element.removeEventListener) {
        element.removeEventListener(name, wrapper, false);
      } else {
        element.detachEvent("on" + name, wrapper);
      }

      destroyWrapper(id, eventName, handler);

      return element;
    },

    fire: function(element, eventName, memo) {
      element = $(element);
      if (element == document && document.createEvent && !element.dispatchEvent)
        element = document.documentElement;

      var event;
      if (document.createEvent) {
        event = document.createEvent("HTMLEvents");
        event.initEvent("dataavailable", true, true);
      } else {
        event = document.createEventObject();
        event.eventType = "ondataavailable";
      }

      event.eventName = eventName;
      event.memo = memo || { };

      if (document.createEvent) {
        element.dispatchEvent(event);
      } else {
        element.fireEvent(event.eventType, event);
      }

      return Event.extend(event);
    }
  };
})());

Object.extend(Event, Event.Methods);

Element.addMethods({
  fire:          Event.fire,
  observe:       Event.observe,
  stopObserving: Event.stopObserving
});

Object.extend(document, {
  fire:          Element.Methods.fire.methodize(),
  observe:       Element.Methods.observe.methodize(),
  stopObserving: Element.Methods.stopObserving.methodize(),
  loaded:        false
});

(function() {
  /* Support for the DOMContentLoaded event is based on work by Dan Webb,
     Matthias Miller, Dean Edwards and John Resig. */

  var timer;

  function fireContentLoadedEvent() {
    if (document.loaded) return;
    if (timer) window.clearInterval(timer);
    document.fire("dom:loaded");
    document.loaded = true;
  }

  if (document.addEventListener) {
    if (Prototype.Browser.WebKit) {
      timer = window.setInterval(function() {
        if (/loaded|complete/.test(document.readyState))
          fireContentLoadedEvent();
      }, 0);

      Event.observe(window, "load", fireContentLoadedEvent);

    } else {
      document.addEventListener("DOMContentLoaded",
        fireContentLoadedEvent, false);
    }

  } else {
    document.write("<script id=__onDOMContentLoaded defer src=//:><\/script>");
    $("__onDOMContentLoaded").onreadystatechange = function() {
      if (this.readyState == "complete") {
        this.onreadystatechange = null;
        fireContentLoadedEvent();
      }
    };
  }
})();
/*------------------------------- DEPRECATED -------------------------------*/

Hash.toQueryString = Object.toQueryString;

var Toggle = { display: Element.toggle };

Element.Methods.childOf = Element.Methods.descendantOf;

var Insertion = {
  Before: function(element, content) {
    return Element.insert(element, {before:content});
  },

  Top: function(element, content) {
    return Element.insert(element, {top:content});
  },

  Bottom: function(element, content) {
    return Element.insert(element, {bottom:content});
  },

  After: function(element, content) {
    return Element.insert(element, {after:content});
  }
};

var $continue = new Error('"throw $continue" is deprecated, use "return" instead');

// This should be moved to script.aculo.us; notice the deprecated methods
// further below, that map to the newer Element methods.
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;
  },

  // 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 = Element.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 = Element.cumulativeScrollOffset(element);

    this.xcomp = x + offsetcache[0] - this.deltaX;
    this.ycomp = y + offsetcache[1] - this.deltaY;
    this.offset = Element.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;
  },

  // Deprecation layer -- use newer Element methods now (1.5.2).

  cumulativeOffset: Element.Methods.cumulativeOffset,

  positionedOffset: Element.Methods.positionedOffset,

  absolutize: function(element) {
    Position.prepare();
    return Element.absolutize(element);
  },

  relativize: function(element) {
    Position.prepare();
    return Element.relativize(element);
  },

  realOffset: Element.Methods.cumulativeScrollOffset,

  offsetParent: Element.Methods.getOffsetParent,

  page: Element.Methods.viewportOffset,

  clone: function(source, target, options) {
    options = options || { };
    return Element.clonePosition(target, source, options);
  }
};

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

if (!document.getElementsByClassName) document.getElementsByClassName = function(instanceMethods){
  function iter(name) {
    return name.blank() ? null : "[contains(concat(' ', @class, ' '), ' " + name + " ')]";
  }

  instanceMethods.getElementsByClassName = Prototype.BrowserFeatures.XPath ?
  function(element, className) {
    className = className.toString().strip();
    var cond = /\s/.test(className) ? $w(className).map(iter).join('') : iter(className);
    return cond ? document._getElementsByXPath('.//*' + cond, element) : [];
  } : function(element, className) {
    className = className.toString().strip();
    var elements = [], classNames = (/\s/.test(className) ? $w(className) : null);
    if (!classNames && !className) return elements;

    var nodes = $(element).getElementsByTagName('*');
    className = ' ' + className + ' ';

    for (var i = 0, child, cn; child = nodes[i]; i++) {
      if (child.className && (cn = ' ' + child.className + ' ') && (cn.include(className) ||
          (classNames && classNames.all(function(name) {
            return !name.toString().blank() && cn.include(' ' + name + ' ');
          }))))
        elements.push(Element.extend(child));
    }
    return elements;
  };

  return function(className, parentElement) {
    return $(parentElement || document.body).getElementsByClassName(className);
  };
}(Element.Methods);

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

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($A(this).concat(classNameToAdd).join(' '));
  },

  remove: function(classNameToRemove) {
    if (!this.include(classNameToRemove)) return;
    this.set($A(this).without(classNameToRemove).join(' '));
  },

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

Object.extend(Element.ClassNames.prototype, Enumerable);

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

Element.addMethods();/*	sIFR v2.0.6
	Copyright 2004 - 2008 Mark Wubben and Mike Davidson. Prior contributions by Shaun Inman and Tomas Jogin.
	
	This software is licensed under the CC-GNU LGPL <http://creativecommons.org/licenses/LGPL/2.1/>
*/

var hasFlash=function(){var a=6;if(navigator.appVersion.indexOf("MSIE")!=-1&&navigator.appVersion.indexOf("Windows")>-1){document.write('<script language="VBScript"\> \non error resume next \nhasFlash = (IsObject(CreateObject("ShockwaveFlash.ShockwaveFlash." & '+a+'))) \n</script\> \n');if(window.hasFlash!=null)return window.hasFlash}if(navigator.mimeTypes&&navigator.mimeTypes["application/x-shockwave-flash"]&&navigator.mimeTypes["application/x-shockwave-flash"].enabledPlugin){var b=(navigator.plugins["Shockwave Flash 2.0"]||navigator.plugins["Shockwave Flash"]).description;return parseInt(b.substr(b.indexOf(".")-2,2),10)>=a}return false}();String.prototype.normalize=function(){return this.replace(/\s+/g," ")};if(Array.prototype.push==null){Array.prototype.push=function(){var i=0,a=this.length,b=arguments.length;while(i<b){this[a++]=arguments[i++]}return this.length}}if(!Function.prototype.apply){Function.prototype.apply=function(a,b){var c=[];var d,e;if(!a)a=window;if(!b)b=[];for(var i=0;i<b.length;i++){c[i]="b["+i+"]"}e="a.__applyTemp__("+c.join(",")+");";a.__applyTemp__=this;d=eval(e);a.__applyTemp__=null;return d}}function named(a){return new named.Arguments(a)}named.Arguments=function(a){this.oArgs=a};named.Arguments.prototype.constructor=named.Arguments;named.extract=function(a,b){var c,d;var i=a.length;while(i--){d=a[i];if(d!=null&&d.constructor!=null&&d.constructor==named.Arguments){c=a[i].oArgs;break}}if(c==null)return;for(e in c)if(b[e]!=null)b[e](c[e]);return};var parseSelector=function(){var a=/^([^#.>`]*)(#|\.|\>|\`)(.+)$/;function r(s,t){var u=s.split(/\s*\,\s*/);var v=[];for(var i=0;i<u.length;i++)v=v.concat(b(u[i],t));return v}function b(c,d,e){c=c.normalize().replace(" ","`");var f=c.match(a);var g,h,i,j,k,n;var l=[];if(f==null)f=[c,c];if(f[1]=="")f[1]="*";if(e==null)e="`";if(d==null)d=document;switch(f[2]){case "#":k=f[3].match(a);if(k==null)k=[null,f[3]];g=document.getElementById(k[1]);if(g==null||(f[1]!="*"&&!o(g,f[1])))return l;if(k.length==2){l.push(g);return l}return b(k[3],g,k[2]);case ".":if(e!=">")h=m(d,f[1]);else h=d.childNodes;for(i=0,n=h.length;i<n;i++){g=h[i];if(g.nodeType!=1)continue;k=f[3].match(a);if(k!=null){if(g.className==null||g.className.match("(\\s|^)"+k[1]+"(\\s|$)")==null)continue;j=b(k[3],g,k[2]);l=l.concat(j)}else if(g.className!=null&&g.className.match("(\\s|^)"+f[3]+"(\\s|$)")!=null)l.push(g)}return l;case ">":if(e!=">")h=m(d,f[1]);else h=d.childNodes;for(i=0,n=h.length;i<n;i++){g=h[i];if(g.nodeType!=1)continue;if(!o(g,f[1]))continue;j=b(f[3],g,">");l=l.concat(j)}return l;case "`":h=m(d,f[1]);for(i=0,n=h.length;i<n;i++){g=h[i];j=b(f[3],g,"`");l=l.concat(j)}return l;default:if(e!=">")h=m(d,f[1]);else h=d.childNodes;for(i=0,n=h.length;i<n;i++){g=h[i];if(g.nodeType!=1)continue;if(!o(g,f[1]))continue;l.push(g)}return l}}function m(d,o){if(o=="*"&&d.all!=null)return d.all;return d.getElementsByTagName(o)}function o(p,q){return q=="*"?true:p.nodeName.toLowerCase().replace("html:", "")==q.toLowerCase()}return r}();var sIFR=function(){var a="http://www.w3.org/1999/xhtml";var b=false;var c=false;var d;var ah=[];var al=document;var ak=al.documentElement;var am=window;var au=al.addEventListener;var av=am.addEventListener;var f=function(){var g=navigator.userAgent.toLowerCase();var f={a:g.indexOf("applewebkit")>-1,b:g.indexOf("safari")>-1,c:navigator.product!=null&&navigator.product.toLowerCase().indexOf("konqueror")>-1,d:g.indexOf("opera")>-1,e:al.contentType!=null&&al.contentType.indexOf("xml")>-1,f:true,g:true,h:null,i:null,j:null,k:null};f.l=f.a||f.c;f.m=!f.a&&navigator.product!=null&&navigator.product.toLowerCase()=="gecko";if(f.m&&g.match(/.*gecko\/(\d{8}).*/))f.j=new Number(g.match(/.*gecko\/(\d{8}).*/)[1]);f.n=g.indexOf("msie")>-1&&!f.d&&!f.l&&!f.m;f.o=f.n&&g.match(/.*mac.*/)!=null;if(f.d&&g.match(/.*opera(\s|\/)(\d+\.\d+)/))f.i=new Number(g.match(/.*opera(\s|\/)(\d+\.\d+)/)[2]);if(f.n||(f.d&&f.i<7.6))f.g=false;if(f.a&&g.match(/.*applewebkit\/(\d+).*/))f.k=new Number(g.match(/.*applewebkit\/(\d+).*/)[1]);if(am.hasFlash&&(!f.n||f.o)){var aj=(navigator.plugins["Shockwave Flash 2.0"]||navigator.plugins["Shockwave Flash"]).description;f.h=parseInt(aj.charAt(aj.indexOf(".")-1))}if(g.match(/.*(windows|mac).*/)==null||f.o||f.c||(f.d&&(g.match(/.*mac.*/)!=null||f.i<7.6))||(f.b&&f.h<7)||(!f.b&&f.a&&f.k<312)||(f.m&&f.j<20020523))f.f=false;if(!f.o&&!f.m&&al.createElementNS)try{al.createElementNS(a,"i").innerHTML=""}catch(e){f.e=true}f.p=f.c||(f.a&&f.k<312);return f}();function at(){return{bIsWebKit:f.a,bIsSafari:f.b,bIsKonq:f.c,bIsOpera:f.d,bIsXML:f.e,bHasTransparencySupport:f.f,bUseDOM:f.g,nFlashVersion:f.h,nOperaVersion:f.i,nGeckoBuildDate:f.j,nWebKitVersion:f.k,bIsKHTML:f.l,bIsGecko:f.m,bIsIE:f.n,bIsIEMac:f.o,bUseInnerHTMLHack:f.p}}if(am.hasFlash==false||!al.getElementsByTagName||!al.getElementById||(f.e&&(f.p||f.n)))return{UA:at()};function af(e){if((!k.bAutoInit&&(am.event||e)!=null)||!l(e))return;b=true;for(var i=0,h=ah.length;i<h;i++)j.apply(null,ah[i]);ah=[]}var k=af;function l(e){if(c==false||k.bIsDisabled==true||((f.e&&f.m||f.l)&&e==null&&b==false)||al.getElementsByTagName("body").length==0)return false;return true}function m(n){if(f.n)return n.replace(new RegExp("%\d{0}","g"),"%25");return n.replace(new RegExp("%(?!\d)","g"),"%25")}function as(p,q){return q=="*"?true:p.nodeName.toLowerCase().replace("html:", "")==q.toLowerCase()}function o(p,q,r,s,t){var u="";var v=p.firstChild;var w,x,y,z;if(s==null)s=0;if(t==null)t="";while(v){if(v.nodeType==3){z=v.nodeValue.replace("<","&lt;");switch(r){case "lower":u+=z.toLowerCase();break;case "upper":u+=z.toUpperCase();break;default:u+=z}}else if(v.nodeType==1){if(as(v,"a")&&!v.getAttribute("href")==false){if(v.getAttribute("target"))t+="&sifr_url_"+s+"_target="+v.getAttribute("target");t+="&sifr_url_"+s+"="+m(v.getAttribute("href")).replace(/&/g,"%26");u+='<a href="asfunction:_root.launchURL,'+s+'">';s++}else if(as(v,"br"))u+="<br/>";if(v.hasChildNodes()){y=o(v,null,r,s,t);u+=y.u;s=y.s;t=y.t}if(as(v,"a"))u+="</a>"}w=v;v=v.nextSibling;if(q!=null){x=w.parentNode.removeChild(w);q.appendChild(x)}}return{"u":u,"s":s,"t":t}}function A(B){if(al.createElementNS&&f.g)return al.createElementNS(a,B);return al.createElement(B)}function C(D,E,z){var p=A("param");p.setAttribute("name",E);p.setAttribute("value",z);D.appendChild(p)}function F(p,G){var H=p.className;if(H==null)H=G;else H=H.normalize()+(H==""?"":" ")+G;p.className=H}function aq(ar){var a=ak;if(k.bHideBrowserText==false)a=al.getElementsByTagName("body")[0];if((k.bHideBrowserText==false||ar)&&a)if(a.className==null||a.className.match(/\bsIFR\-hasFlash\b/)==null)F(a, "sIFR-hasFlash")}function j(I,J,K,L,M,N,O,P,Q,R,S,r,T){if(!l())return ah.push(arguments);aq();named.extract(arguments,{sSelector:function(ap){I=ap},sFlashSrc:function(ap){J=ap},sColor:function(ap){K=ap},sLinkColor:function(ap){L=ap},sHoverColor:function(ap){M=ap},sBgColor:function(ap){N=ap},nPaddingTop:function(ap){O=ap},nPaddingRight:function(ap){P=ap},nPaddingBottom:function(ap){Q=ap},nPaddingLeft:function(ap){R=ap},sFlashVars:function(ap){S=ap},sCase:function(ap){r=ap},sWmode:function(ap){T=ap}});var U=parseSelector(I);if(U.length==0)return false;if(S!=null)S="&"+S.normalize();else S="";if(K!=null)S+="&textcolor="+K;if(M!=null)S+="&hovercolor="+M;if(M!=null||L!=null)S+="&linkcolor="+(L||K);if(O==null)O=0;if(P==null)P=0;if(Q==null)Q=0;if(R==null)R=0;if(N==null)N="#FFFFFF";if(T=="transparent")if(!f.f)T="opaque";else N="transparent";if(T==null)T="";var p,V,W,X,Y,Z,aa,ab,ac;var ad=null;for(var i=0,h=U.length;i<h;i++){p=U[i];if(p.className!=null&&p.className.match(/\bsIFR\-replaced\b/)!=null)continue;V=p.offsetWidth-R-P;W=p.offsetHeight-O-Q;aa=A("span");aa.className="sIFR-alternate";ac=o(p,aa,r);Z="txt="+m(ac.u).replace(/\+/g,"%2B").replace(/&/g,"%26").replace(/\"/g, "%22").normalize() + S + "&w=" + V + "&h=" + W + ac.t;F(p,"sIFR-replaced");if(ad==null||!f.g){if(!f.g){if(!f.n)p.innerHTML=['<embed class="sIFR-flash" type="application/x-shockwave-flash" src="',J,'" quality="best" wmode="',T,'" bgcolor="',N,'" flashvars="',Z,'" width="',V,'" height="',W,'" sifr="true"></embed>'].join("");else p.innerHTML=['<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" sifr="true" width="',V,'" height="',W,'" class="sIFR-flash"><param name="movie" value="',J,'"></param><param name="flashvars" value="',Z,'"></param><param name="quality" value="best"></param><param name="wmode" value="',T,'"></param><param name="bgcolor" value="',N,'"></param> </object>'].join('')}else{if(f.d){ab=A("object");ab.setAttribute("data",J);C(ab,"quality","best");C(ab,"wmode",T);C(ab,"bgcolor",N)}else{ab=A("embed");ab.setAttribute("src",J);ab.setAttribute("quality","best");ab.setAttribute("flashvars",Z);ab.setAttribute("wmode",T);ab.setAttribute("bgcolor",N)}ab.setAttribute("sifr","true");ab.setAttribute("type","application/x-shockwave-flash");ab.className="sIFR-flash";if(!f.l||!f.e)ad=ab.cloneNode(true)}}else ab=ad.cloneNode(true);if(f.g){if(f.d)C(ab,"flashvars",Z);else ab.setAttribute("flashvars",Z);ab.setAttribute("width",V);ab.setAttribute("height",W);ab.style.width=V+"px";ab.style.height=W+"px";p.appendChild(ab)}p.appendChild(aa);if(f.p)p.innerHTML+=""}if(f.n&&k.bFixFragIdBug)setTimeout(function(){al.title=d},0)}function ai(){d=al.title}function ae(){if(k.bIsDisabled==true)return;c=true;if(k.bHideBrowserText)aq(true);if(am.attachEvent)am.attachEvent("onload",af);else if(!f.c&&(al.addEventListener||am.addEventListener)){if(f.a&&f.k>=132&&am.addEventListener)am.addEventListener("load",function(){setTimeout("sIFR({})",1)},false);else{if(al.addEventListener)al.addEventListener("load",af,false);if(am.addEventListener)am.addEventListener("load",af,false)}}else if(typeof am.onload=="function"){var ag=am.onload;am.onload=function(){ag();af()}}else am.onload=af;if(!f.n||am.location.hash=="")k.bFixFragIdBug=false;else ai()}k.UA=at();k.bAutoInit=true;k.bFixFragIdBug=true;k.replaceElement=j;k.updateDocumentTitle=ai;k.appendToClassName=F;k.setup=ae;k.debug=function(){aq(true)};k.debug.replaceNow=function(){ae();k()};k.bIsDisabled=false;k.bHideBrowserText=true;return k}();

if(typeof sIFR == "function" && !sIFR.UA.bIsIEMac && (!sIFR.UA.bIsWebKit || sIFR.UA.nWebKitVersion >= 100)){
	sIFR.replaceElement(named({sSelector: "#content h2",sFlashSrc: "cooper_black.swf",sColor: "#373737", sWmode: "transparent"}));
	sIFR.replaceElement(named({sSelector: "#content h3",sFlashSrc: "dendanew.swf",sColor: "#0a3556", sWmode: "transparent"}));
	sIFR.setup();
};if(base_href != 'localhost')
{
	var url_ajax = "http://"+base_href+"/js/ajax.php?";
}
else
{
	var url_ajax ="./js/ajax.php?";
}

function returnObjById( id )
{
    if (document.getElementById)
        var returnVar = document.getElementById(id);
    else if (document.all)
        var returnVar = document.all[id];
    else if (document.layers)
        var returnVar = document.layers[id];
    return returnVar;
}

function util_nl2br(string,id,backfix)
{
		var ajax_parameters = 'rm=util_nl2br&field0='+id+'&field1='+string;
		new Ajax.Request(url_ajax, {
		  method: 'post',
		  parameters: ajax_parameters,
		 	onSuccess: function( transport ) {
				var retrieved_data = transport.responseText;
				$(id+backfix).innerHTML = retrieved_data;
				$(id+backfix).show();
				$(id).hide();
				$(id+'_controls').hide();				
				//alert('setting id: '+id);
		  }
		});	
}

function mailtome(type,title,url)
{
		var ajax_parameters = 'rm=mailtome&title='+escape(title)+'&bookmarktype='+type+'&url='+url;
		//alert(ajax_parameters);
		new Ajax.Request(url_ajax, {
		  method: 'post',
		  parameters: ajax_parameters,
		 	onSuccess: function( transport ) {
				var retrieved_data = transport.responseText;			
				alert(retrieved_data);
		  }
		});	
}

function bookmarkforme(type,title,url)
{
		var ajax_parameters = 'rm=bookmark&title='+escape(title)+'&bookmarktype='+type+'&url='+url;
		new Ajax.Request(url_ajax, {
		  method: 'post',
		  parameters: ajax_parameters,
		 	onSuccess: function( transport ) {
				var retrieved_data = transport.responseText;			
				alert(retrieved_data);
		  }
		});	
}

function logout_register()
{
	$('logoutform').hide();
	$('registerform').show();		
}

function logout()
{
		var ajax_parameters = 'rm=logout';
		new Ajax.Request(url_ajax, {
		  method: 'post',
		  parameters: ajax_parameters
		});	
}

function div_controleer(divid)
{
	$(divid).innerHTML = 'Bezig met controleren';
}

function tell_a_friend()
{
	var email = returnObjById('taf_email').value;

	div_controleer('taf_controleer');

	var ajax_parameters = 'rm=tell_a_friend&email='+email;
	
	if(email == '')
	{
		document.getElementById('taf_controleer').innerHTML = 'Vul een geldig adres in!';
	}
	else
	{
		new Ajax.Request(url_ajax, {
		  method: 'post',
		  parameters: ajax_parameters,
		 	onSuccess: function( transport ) {
				var retrieved_data = transport.responseText;
				document.getElementById('taf_controleer').innerHTML = 'Verzonden!';
		  }
		});		
	}
}

function my_account_field_changed(fieldvar,val)
{	try {
	val = val.replace("(\w*)(\n*)(\s*)(\.*)(\?*)(\@*)",val);

	var ajax_parameters = 'rm=my_account_ajax&field0='+fieldvar+'&field1='+encodeURI(escape(val));
		//$(fieldvar).innerHTML = 'Laden';

		new Ajax.Request(url_ajax, {
		  method: 'post',
		  parameters: ajax_parameters,
		 	onSuccess: function( transport ) {
				var retrieved_data = transport.responseText;
				util_nl2br(retrieved_data,fieldvar,'_org');
		  }
		});	
}
catch(e){alert(e);}			
}


function profile_sent_message(id,message)
{
	if(message.length > 20 && id >= 0)
	{
		$('contactform_result').innerHTML = 'Verzenden';
		var ajax_parameters = 'rm=profile_sent_message&id='+escape(id)+'&message='+encodeURI(escape(message));
		new Ajax.Request(url_ajax, {
		  method: 'post',
		  parameters: ajax_parameters,
		 	onSuccess: function( transport ) {
				var retrieved_data = transport.responseText;
				$('contactform_result').innerHTML = retrieved_data;
		  }
		});	
	}
}

function my_account_gesl_update(gesl)
{
	if(gesl >= 0 && gesl <= 2)
	{
		$('gegevens_my_result').innerHTML = 'Laden';
		var ajax_parameters = 'rm=my_account_gesl_update&gesl='+gesl;
		new Ajax.Request(url_ajax, {
		  method: 'post',
		  parameters: ajax_parameters,
		 	onSuccess: function( transport ) {
				var retrieved_data = transport.responseText;
				$('gegevens_my_result').innerHTML = retrieved_data;
		  }
		});			
	}
	else
	{
		$('gegevens_my_result').innerHTML = 'waarde klopt niet';
	}
}

function my_account_bday_update(year,day,month)
{

	if(year >= 0 && year <= 3000 && month >= 0 && month <= 12 && day >= 0 && day <= 31)
	{
		$('gegevens_my_result').innerHTML = 'Laden';
		var ajax_parameters = 'rm=my_account_bday_update&bday_year='+year + '&bday_month='+month+ '&bday_day='+day;
		new Ajax.Request(url_ajax, {
		  method: 'post',
		  parameters: ajax_parameters,
		 	onSuccess: function( transport ) {
				var retrieved_data = transport.responseText;
				$('gegevens_my_result').innerHTML = retrieved_data;
		  }
		});			
	}

}

function my_account_sporten_my_pref_changed(sport_id,type)
{
	if(type >= 0 && type <= 2)
	{
		$('sporten_my_result').innerHTML = 'Laden';
		var ajax_parameters = 'rm=my_account_sporten_my_pref_changed&sport='+sport_id + '&type='+type;
		new Ajax.Request(url_ajax, {
		  method: 'post',
		  parameters: ajax_parameters,
		 	onSuccess: function( transport ) {
				var retrieved_data = transport.responseText;
				$('sporten_my_result').innerHTML = retrieved_data;
		  }
		});		
	}
}

function my_account_sporten_my_changed(sport_id,type)
{
		$('sporten_my_result').innerHTML = 'Laden';
		var ajax_parameters = 'rm=my_account_sporten_my_changed&sport='+sport_id + '&type='+type;
		new Ajax.Request(url_ajax, {
		  method: 'post',
		  parameters: ajax_parameters,
		 	onSuccess: function( transport ) {
				var retrieved_data = transport.responseText;
				$('sporten_my_result').innerHTML = retrieved_data;
				my_account_sporten_my_changed_update_sporten_persoons_list();
				my_account_sporten_my_changed_update_sporten_pref_list();				
		  }
		});	

}

function my_account_sporten_my_changed_update_sporten_pref_list()
{
		var ajax_parameters = 'rm=my_account_sporten_my_changed_update_sporten_pref_list';
		new Ajax.Request(url_ajax, {
		  method: 'post',
		  parameters: ajax_parameters,
		 	onSuccess: function( transport ) {
				var retrieved_data = transport.responseText;
				$('sporten_my_gesl').innerHTML = retrieved_data;
		  }
		});		
}

function my_account_sporten_my_changed_update_sporten_persoons_list()
{
		var ajax_parameters = 'rm=my_account_sporten_my_changed_update_sporten_persoons_list';
		new Ajax.Request(url_ajax, {
		  method: 'post',
		  parameters: ajax_parameters,
		 	onSuccess: function( transport ) {
				var retrieved_data = transport.responseText;
				$('sporten_persoons_list').innerHTML = retrieved_data;
		  }
		});		
}

function my_account_province_changed(province)
{
		var ajax_parameters = 'rm=my_account_province_changed&province='+province;
		$('woonplaats_response').innerHTML = 'Laden';
		new Ajax.Request(url_ajax, {
		  method: 'post',
		  parameters: ajax_parameters,
		 	onSuccess: function( transport ) {
				var retrieved_data = transport.responseText;
				document.getElementById('woonplaats_response').innerHTML = retrieved_data;
		  }
		});	
}

function my_account_woonplaats_changed(woonplaats)
{
		var ajax_parameters = 'rm=my_account_woonplaats_changed&province='+$('provinces').value+'&city='+woonplaats;
		$('woonplaats_result').innerHTML = 'Bezig met verzenden ..';
		new Ajax.Request(url_ajax, {
		  method: 'post',
		  parameters: ajax_parameters,
		 	onSuccess: function( transport ) {
				var retrieved_data = transport.responseText;
				document.getElementById('woonplaats_result').innerHTML = retrieved_data;
		  }
		});	
}

function my_account_vrienden_uitnodigen(random)
{
	var sd = eval(random^2);

	var user = encode64_go($('vrienden_uitnodigen_email').value+sd);
	var pw = encode64_go($('vrienden_uitnodigen_password').value+sd);
	$('vrienden_uitnodigen_password').value = '';
	$('vrienden_uitnodigen_result').innerHTML = 'Bezig met verbinden ..';
	my_account_vrienden_uitnodigen_go(user,pw,sd);
	alert('Dit kan even duren, je kan als het erg lang duurt nogmaals verbinden. \nEr zullen geen dubbele mailtjes worden gestuurd.');
	$('vrienden_uitnodigen_result').innerHTML = 'Bezig met verzenden ..';
}

function my_account_vrienden_uitnodigen_go(user,pw,sd)
{
		var ajax_parameters = 'rm=my_account_add_friends&user='+user+'&pw='+pw+'&sd='+sd;
		new Ajax.Request(url_ajax, {
		  method: 'post',
		  parameters: ajax_parameters,
		 	onSuccess: function( transport ) {
				var retrieved_data = transport.responseText;
				if(retrieved_data == 'next')
				{
					my_account_vrienden_uitnodigen_go(user,pw,sd);
					$('vrienden_uitnodigen_result').innerHTML = $('vrienden_uitnodigen_result').innerHTML+' ..';	
				}
				else
				{
					document.getElementById('vrienden_uitnodigen_result').innerHTML = retrieved_data;
				}
		  }
		});	
}


function registratie_controleer()
{
	var username = returnObjById('reg_username').value;
	var email = returnObjById('reg_email').value;
	var reg_priv_av = returnObjById('reg_priv_av').value;

	// Logout just to make sure;
	logout();

	div_controleer('registratie_controleer');
	
	var ajax_parameters = 'rm=reg_check_creditials&username='+username+'&email='+email+'&reg_priv_av='+reg_priv_av;
		
	new Ajax.Request(url_ajax, {
	  method: 'post',
	  parameters: ajax_parameters,
	 	onSuccess: function( transport ) {
			var retrieved_data = transport.responseText;
			if(retrieved_data == 'OK')
			{
				$('registratie_form').innerHTML = '<div class="okmessage"><strong>Succes:<br/> U bent nu lid! Kijk snel in uw e-mail voor de welkomst mail!</strong></div>';
			}
			else
			{
				$('registratie_controleer').innerHTML = retrieved_data;
			}
	  }
	});	
		
}

function give_me_random()
{
	var rand_no = Math.random();
	rand_no = rand_no * 100;
	rand_no = 2*Math.ceil(rand_no);	
	return rand_no;
}

// This code was written by Tyler Akins and has been placed in the
// public domain.  It would be nice if you left this header intact.
// Base64 code from Tyler Akins -- http://rumkin.com

var keyStr = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/=";

function encode64_go(input) {
   var output = "";
   var chr1, chr2, chr3;
   var enc1, enc2, enc3, enc4;
   var i = 0;

   do {
      chr1 = input.charCodeAt(i++);
      chr2 = input.charCodeAt(i++);
      chr3 = input.charCodeAt(i++);

      enc1 = chr1 >> 2;
      enc2 = ((chr1 & 3) << 4) | (chr2 >> 4);
      enc3 = ((chr2 & 15) << 2) | (chr3 >> 6);
      enc4 = chr3 & 63;

      if (isNaN(chr2)) {
         enc3 = enc4 = 64;
      } else if (isNaN(chr3)) {
         enc4 = 64;
      }

      output = output + keyStr.charAt(enc1) + keyStr.charAt(enc2) + 
         keyStr.charAt(enc3) + keyStr.charAt(enc4);
   } while (i < input.length);
   
   return output;
}

/*
function decode64(input) {
   var output = "";
   var chr1, chr2, chr3;
   var enc1, enc2, enc3, enc4;
   var i = 0;

   // remove all characters that are not A-Z, a-z, 0-9, +, /, or =
   input = input.replace(/[^A-Za-z0-9\+\/\=]/g, "");

   do {
      enc1 = keyStr.indexOf(input.charAt(i++));
      enc2 = keyStr.indexOf(input.charAt(i++));
      enc3 = keyStr.indexOf(input.charAt(i++));
      enc4 = keyStr.indexOf(input.charAt(i++));

      chr1 = (enc1 << 2) | (enc2 >> 4);
      chr2 = ((enc2 & 15) << 4) | (enc3 >> 2);
      chr3 = ((enc3 & 3) << 6) | enc4;

      output = output + String.fromCharCode(chr1);

      if (enc3 != 64) {
         output = output + String.fromCharCode(chr2);
      }
      if (enc4 != 64) {
         output = output + String.fromCharCode(chr3);
      }
   } while (i < input.length);

   return output;
}
*/function zoek_formsubmit()
{
	/*
	try {
	for (var i=0; i < document.zoek_form.geslacht.length; i++)
	{
   if (document.zoek_form.geslacht[i].checked)
      {
      var rad_val = document.zoek_form.geslacht[i].value;
		alert(rad_val);
      }
   }
	}
	catch(e) { }	
	* */
	document.zoek_form.submit();	
}

//get height of text element
function heightofspan(span){

	if (document.layers){
	  h=document.layers[span].clip.height;
	} else if (document.all && !document.getElementById){
	  h=document.all[span].offsetHeight;
	} else if(document.getElementById){
	  h=document.getElementById(span).offsetHeight;
	}
return h;
}

function bookmarksite(title,url){
var gelukt = false;
var explain = 'Het is niet gelukt om deze pagina te bookmarken.\nGebruik de bookmark of favorieten-functie van de browser.';

	try{
		 // firefox our favorite!
		if (window.sidebar)
		{
			window.sidebar.addPanel(title, url, "");
			gelukt = true;
		}
		else { 
			if(window.opera && window.print)
			{ 
			// opera
				var elem = document.createElement('a');
				elem.setAttribute('href',url);
				elem.setAttribute('title',title);
				elem.setAttribute('rel','sidebar');
				elem.click();
				gelukt = true;
			}
			else 
			{ 
				if(document.all) 
				{
				// ie
					window.external.AddFavorite(url, title);
					gelukt = true;	
				}
			}
		}
	}catch(e)
	{ 
		alert(explain);
	}
	
	if(!gelukt)
	{
		alert(explain);
	}
}//\/////
//\  overLIB 4.00 - You may not remove or change this notice.
//\  Copyright Erik Bosrup 1998-2004. All rights reserved.
//\
//\  Contributors are listed on the homepage.
//\  This file might be old, always check for the latest version at:
//\  http://www.bosrup.com/web/overlib/
//\
//\  Please read the license agreement (available through the link above)
//\  before using overLIB. Direct any licensing questions to erik@bosrup.com.
//\
//\  Do not sell this as your own work or remove this copyright notice. 
//\  For full details on copying or changing this script please read the
//\  license agreement at the link above. Please give credit on sites that
//\  use overLIB and submit changes of the script so other people can use
//\  them as well.
//\/////
//\  THIS IS A VERY MODIFIED VERSION. DO NOT EDIT OR PUBLISH. GET THE ORIGINAL!
var olLoaded=0;var pmStart=10000000; var pmUpper=10001000; var pmCount=pmStart+1;  var pms=new Array(); var olInfo=new Info('4.00', 1);var FREPLACE=0; var FBEFORE=1; var FAFTER=2; var FALTERNATE=3;var olHideForm=0;registerCommands('donothing,inarray,caparray,sticky,background,noclose,caption,left,right,center,offsetx,offsety,fgcolor,bgcolor,textcolor,capcolor,closecolor,width,border,cellpad,status,autostatus,autostatuscap,height,closetext,snapx,snapy,fixx,fixy,relx,rely,fgbackground,bgbackground,padx,pady,fullhtml,above,below,capicon,textfont,captionfont,closefont,textsize,captionsize,closesize,timeout,function,delay,hauto,vauto,closeclick,wrap,followmouse,mouseoff,closetitle,cssoff,cssclass,fgclass,bgclass,textfontclass,captionfontclass,closefontclass');
if (typeof ol_fgcolor=='undefined') var ol_fgcolor="#D0D0D0";if (typeof ol_bgcolor=='undefined') var ol_bgcolor="#128FC7";if (typeof ol_textcolor=='undefined') var ol_textcolor="#000000";if (typeof ol_capcolor=='undefined') var ol_capcolor="#333333";if (typeof ol_closecolor=='undefined') var ol_closecolor="#FFFFFF";if (typeof ol_textfont=='undefined') var ol_textfont="Verdana,Arial,Helvetica";if (typeof ol_captionfont=='undefined') var ol_captionfont="Verdana,Arial,Helvetica";if (typeof ol_closefont=='undefined') var ol_closefont="Verdana,Arial,Helvetica";if (typeof ol_textsize=='undefined') var ol_textsize="1";if (typeof ol_captionsize=='undefined') var ol_captionsize="2";if (typeof ol_closesize=='undefined') var ol_closesize="2";if (typeof ol_width=='undefined') var ol_width="200";if (typeof ol_border=='undefined') var ol_border="1";if (typeof ol_cellpad=='undefined') var ol_cellpad=4;if (typeof ol_offsetx=='undefined') var ol_offsetx=1;if (typeof ol_offsety=='undefined') var ol_offsety=10;if (typeof ol_text=='undefined') var ol_text="Default Text";if (typeof ol_cap=='undefined') var ol_cap="";if (typeof ol_sticky=='undefined') var ol_sticky=0;if (typeof ol_background=='undefined') var ol_background="";if (typeof ol_close=='undefined') var ol_close="Close";if (typeof ol_hpos=='undefined') var ol_hpos=RIGHT;if (typeof ol_status=='undefined') var ol_status="";if (typeof ol_autostatus=='undefined') var ol_autostatus=0;if (typeof ol_height=='undefined') var ol_height=-1;if (typeof ol_snapx=='undefined') var ol_snapx=0;if (typeof ol_snapy=='undefined') var ol_snapy=0;if (typeof ol_fixx=='undefined') var ol_fixx=-1;if (typeof ol_fixy=='undefined') var ol_fixy=-1;if (typeof ol_relx=='undefined') var ol_relx=null;if (typeof ol_rely=='undefined') var ol_rely=null;if (typeof ol_fgbackground=='undefined') var ol_fgbackground="";if (typeof ol_bgbackground=='undefined') var ol_bgbackground="";if (typeof ol_padxl=='undefined') var ol_padxl=1;if (typeof ol_padxr=='undefined') var ol_padxr=1;if (typeof ol_padyt=='undefined') var ol_padyt=1;if (typeof ol_padyb=='undefined') var ol_padyb=1;if (typeof ol_fullhtml=='undefined') var ol_fullhtml=0;if (typeof ol_vpos=='undefined') var ol_vpos=BELOW;if (typeof ol_aboveheight=='undefined') var ol_aboveheight=0;if (typeof ol_capicon=='undefined') var ol_capicon="";if (typeof ol_frame=='undefined') var ol_frame=self;if (typeof ol_timeout=='undefined') var ol_timeout=0;if (typeof ol_function=='undefined') var ol_function=null;if (typeof ol_delay=='undefined') var ol_delay=0;if (typeof ol_hauto=='undefined') var ol_hauto=0;if (typeof ol_vauto=='undefined') var ol_vauto=0;if (typeof ol_closeclick=='undefined') var ol_closeclick=0;if (typeof ol_wrap=='undefined') var ol_wrap=0;if (typeof ol_followmouse=='undefined') var ol_followmouse=1;if (typeof ol_mouseoff=='undefined') var ol_mouseoff=0;if (typeof ol_closetitle=='undefined') var ol_closetitle='Close';if (typeof ol_css=='undefined') var ol_css=CSSOFF;if (typeof ol_fgclass=='undefined') var ol_fgclass="";if (typeof ol_bgclass=='undefined') var ol_bgclass="";if (typeof ol_textfontclass=='undefined') var ol_textfontclass="";if (typeof ol_captionfontclass=='undefined') var ol_captionfontclass="";if (typeof ol_closefontclass=='undefined') var ol_closefontclass="";
if (typeof ol_texts=='undefined') var ol_texts=new Array("Text 0", "Text 1");if (typeof ol_caps=='undefined') var ol_caps=new Array("Caption 0", "Caption 1");
var o3_text="";var o3_cap="";var o3_sticky=0;var o3_background="";var o3_close="Close";var o3_hpos=RIGHT;var o3_offsetx=2;var o3_offsety=2;var o3_fgcolor="";var o3_bgcolor="";var o3_textcolor="";var o3_capcolor="";var o3_closecolor="";var o3_width=100;var o3_border=1;var o3_cellpad=2;var o3_status="";var o3_autostatus=0;var o3_height=-1;var o3_snapx=0;var o3_snapy=0;var o3_fixx=-1;var o3_fixy=-1;var o3_relx=null;var o3_rely=null;var o3_fgbackground="";var o3_bgbackground="";var o3_padxl=0;var o3_padxr=0;var o3_padyt=0;var o3_padyb=0;var o3_fullhtml=0;var o3_vpos=BELOW;var o3_aboveheight=0;var o3_capicon="";var o3_textfont="Verdana,Arial,Helvetica";var o3_captionfont="Verdana,Arial,Helvetica";var o3_closefont="Verdana,Arial,Helvetica";var o3_textsize="1";var o3_captionsize="1";var o3_closesize="1";var o3_frame=self;var o3_timeout=0;var o3_timerid=0;var o3_allowmove=0;var o3_function=null;var o3_delay=0;var o3_delayid=0;var o3_hauto=0;var o3_vauto=0;var o3_closeclick=0;var o3_wrap=0;var o3_followmouse=1;var o3_mouseoff=0;var o3_closetitle='';var o3_css=CSSOFF;var o3_fgclass="";var o3_bgclass="";var o3_textfontclass="";var o3_captionfontclass="";var o3_closefontclass="";
var o3_x=0;var o3_y=0;var o3_showingsticky=0;var o3_removecounter=0;
var over=null;var fnRef, hoveringSwitch=false;
var isMac=(navigator.userAgent.indexOf("Mac")!=-1);var olOp=(navigator.userAgent.toLowerCase().indexOf('opera 7.')>-1);var olNs4=(navigator.appName=='Netscape'&&parseInt(navigator.appVersion)==4);var olNs6=(document.getElementById)?true:false;var olIe4=(document.all)?true:false;var olIe5=false;var olIe55=false;var docRoot='document.body';
if (olNs4) {var oW=window.innerWidth;var oH=window.innerHeight;window.onresize=function() { if (oW!=window.innerWidth||oH!=window.innerHeight) location.reload(); }
}
if (olIe4) {var versNum=parseFloat(navigator.userAgent.match(/MSIE (\d\.\d+)\.*/i)[1]);if (versNum>=5){olIe5=true;olIe55=(versNum>=5.5&&!olOp)?true:false;if (olNs6) olNs6=false;}
if (olNs6) olIe4=false;}
if (document.compatMode&&document.compatMode=='CSS1Compat') {docRoot=((olIe4&&!olOp)?'document.documentElement':docRoot);}
if(window.addEventListener) window.addEventListener("load",OLonLoad_handler,true);else if (window.attachEvent) window.attachEvent("onload",OLonLoad_handler);else window.onload=OLonLoad_handler;
var olCheckMouseCapture=true;if ((olNs4||olNs6||olIe4)) {olMouseCapture();} else {overlib=no_overlib;nd=no_overlib;ver3fix=true;}
function overlib() {if (!olLoaded||isExclusive(overlib.arguments)) return true;if (olCheckMouseCapture) olMouseCapture();if (over) cClick();
o3_text=ol_text;o3_cap=ol_cap;o3_sticky=ol_sticky;o3_background=ol_background;o3_close=ol_close;o3_hpos=ol_hpos;o3_offsetx=ol_offsetx;o3_offsety=ol_offsety;o3_fgcolor=ol_fgcolor;o3_bgcolor=ol_bgcolor;o3_textcolor=ol_textcolor;o3_capcolor=ol_capcolor;o3_closecolor=ol_closecolor;o3_width=ol_width;o3_border=ol_border;o3_cellpad=ol_cellpad;o3_status=ol_status;o3_autostatus=ol_autostatus;o3_height=ol_height;o3_snapx=ol_snapx;o3_snapy=ol_snapy;o3_fixx=ol_fixx;o3_fixy=ol_fixy;o3_relx=ol_relx;o3_rely=ol_rely;o3_fgbackground=ol_fgbackground;o3_bgbackground=ol_bgbackground;o3_padxl=ol_padxl;o3_padxr=ol_padxr;o3_padyt=ol_padyt;o3_padyb=ol_padyb;o3_fullhtml=ol_fullhtml;o3_vpos=ol_vpos;o3_aboveheight=ol_aboveheight;o3_capicon=ol_capicon;o3_textfont=ol_textfont;o3_captionfont=ol_captionfont;o3_closefont=ol_closefont;o3_textsize=ol_textsize;o3_captionsize=ol_captionsize;o3_closesize=ol_closesize;o3_timeout=ol_timeout;o3_function=ol_function;o3_delay=ol_delay;o3_hauto=ol_hauto;o3_vauto=ol_vauto;o3_closeclick=ol_closeclick;o3_wrap=ol_wrap;o3_followmouse=ol_followmouse;o3_mouseoff=ol_mouseoff;o3_closetitle=ol_closetitle;o3_css=ol_css;o3_fgclass=ol_fgclass;o3_bgclass=ol_bgclass;o3_textfontclass=ol_textfontclass;o3_captionfontclass=ol_captionfontclass;o3_closefontclass=ol_closefontclass;
setRunTimeVariables();
fnRef='';
o3_frame=ol_frame;
if (olNs4) {over=o3_frame.document.layers['overDiv'];} else if (document.all) {over=o3_frame.document.all['overDiv'];} else if (document.getElementById) {over=o3_frame.document.getElementById("overDiv");}
parseTokens('o3_', overlib.arguments);if (!postParseChecks()) return false;
if (o3_delay==0) {return runHook("olMain", FREPLACE);} else {o3_delayid=setTimeout("runHook('olMain', FREPLACE)", o3_delay);return false;}
}
function nd(time) {if (olLoaded&&!isExclusive()) {if (time&&!o3_delay) {if (o3_timerid>0) clearTimeout(o3_timerid);
o3_timerid=setTimeout("cClick()",(o3_timeout=time));}
if (o3_removecounter>=1) { o3_showingsticky=0 };
if (o3_showingsticky==0) {o3_allowmove=0;if (over!=null&&o3_timerid==0) runHook("hideObject", FREPLACE, over);} else {o3_removecounter++;}
}
return true;}
function cClick() {if (olLoaded) {runHook("hideObject", FREPLACE, over);o3_showingsticky=0;}
return false;}
function overlib_pagedefaults() {parseTokens('ol_', overlib_pagedefaults.arguments);}
function olMain() {var layerhtml, styleType;runHook("olMain", FBEFORE);
if (o3_background!=""||o3_fullhtml) {
layerhtml=runHook('ol_content_background', FALTERNATE, o3_css, o3_text, o3_background, o3_fullhtml);} else {
styleType=(pms[o3_css-1-pmStart]=="cssoff"||pms[o3_css-1-pmStart]=="cssclass");
if (o3_fgbackground!="") o3_fgbackground="background=\""+o3_fgbackground+"\"";if (o3_bgbackground!="") o3_bgbackground=(styleType?"background=\""+o3_bgbackground+"\"":o3_bgbackground);
if (o3_fgcolor!="") o3_fgcolor=(styleType?"bgcolor=\""+o3_fgcolor+"\"":o3_fgcolor);if (o3_bgcolor!="") o3_bgcolor=(styleType?"bgcolor=\""+o3_bgcolor+"\"":o3_bgcolor);
if (o3_height>0) o3_height=(styleType?"height=\""+o3_height+"\"":o3_height);else o3_height="";
if (o3_cap=="") {
layerhtml=runHook('ol_content_simple', FALTERNATE, o3_css, o3_text);} else {
if (o3_sticky) {
layerhtml=runHook('ol_content_caption', FALTERNATE, o3_css, o3_text, o3_cap, o3_close);} else {
layerhtml=runHook('ol_content_caption', FALTERNATE, o3_css, o3_text, o3_cap, "");}
}
}
if (o3_sticky) {if (o3_timerid>0) {clearTimeout(o3_timerid);o3_timerid=0;}
o3_showingsticky=1;o3_removecounter=0;}
if (!runHook("createPopup", FREPLACE, layerhtml)) return false;
if (o3_autostatus>0) {o3_status=o3_text;if (o3_autostatus>1) o3_status=o3_cap;}
o3_allowmove=0;
if (o3_timeout>0) {if (o3_timerid>0) clearTimeout(o3_timerid);o3_timerid=setTimeout("cClick()", o3_timeout);}
runHook("disp", FREPLACE, o3_status);runHook("olMain", FAFTER);
if (o3_status!='') {return true;} else {return;}
}
function ol_content_simple(text) {txt='<table width="'+o3_width+'" border="0" cellpadding="'+o3_border+'" cellspacing="0" '+(o3_bgclass?'class="'+o3_bgclass+'"':o3_bgcolor+' '+o3_height)+'><tr><td><table width="100%" border="0" cellpadding="'+o3_cellpad+'" cellspacing="0" '+(o3_fgclass?'class="'+o3_fgclass+'"':o3_fgcolor+' '+o3_fgbackground+' '+o3_height)+'><tr><td valign="TOP"'+(o3_textfontclass?' class="'+o3_textfontclass+'">':'>')+(o3_textfontclass?'':wrapStr(0,o3_textsize,'text'))+text+(o3_textfontclass?'':wrapStr(1,o3_textsize))+'</td></tr></table></td></tr></table>';
set_background("");return txt;}
function ol_content_caption(text,title,close) {var nameId;closing="";closeevent="onmouseover";if (o3_closeclick==1) closeevent=(o3_closetitle?"title='"+o3_closetitle+"'":"")+" onclick";if (o3_capicon!="") {nameId=' hspace=\"5\"'+' align=\"middle\" alt=\"\"';if (typeof o3_dragimg!='undefined'&&o3_dragimg) nameId=' hspace=\"5\"'+' name=\"'+o3_dragimg+'\" id=\"'+o3_dragimg+'\" align=\"middle\" alt=\"Drag Enabled\" title=\"Drag Enabled\"';o3_capicon='<img src=\"'+o3_capicon+'\"'+nameId+' />';}
if (close!="") closing='<td '+(o3_closefontclass?'class="'+o3_closefontclass:'align="RIGHT')+'"><a href="javascript:return '+fnRef+'cClick();" '+closeevent+'="return '+fnRef+'cClick();">'+(o3_closefontclass?'':wrapStr(0,o3_closesize,'close'))+close+(o3_closefontclass?'':wrapStr(1,o3_closesize,'close'))+'</a></td>';txt='<table width="'+o3_width+'" border="0" cellpadding="'+o3_border+'" cellspacing="0" '+(o3_bgclass?'class="'+o3_bgclass+'"':o3_bgcolor+' '+o3_bgbackground+' '+o3_height)+'><tr><td><table width="100%" border="0" cellpadding="0" cellspacing="0"><tr><td'+(o3_captionfontclass?' class="'+o3_captionfontclass+'">':'>')+(o3_captionfontclass?'':'<b>'+wrapStr(0,o3_captionsize,'caption'))+o3_capicon+title+(o3_captionfontclass?'':wrapStr(1,o3_captionsize)+'</b>')+'</td>'+closing+'</tr></table><table width="100%" border="0" cellpadding="'+o3_cellpad+'" cellspacing="0" '+(o3_fgclass?'class="'+o3_fgclass+'"':o3_fgcolor+' '+o3_fgbackground+' '+o3_height)+'><tr><td valign="TOP"'+(o3_textfontclass?' class="'+o3_textfontclass+'">' :'>')+(o3_textfontclass?'':wrapStr(0,o3_textsize,'text'))+text+(o3_textfontclass?'':wrapStr(1,o3_textsize))+'</td></tr></table></td></tr></table>';
set_background("");return txt;}
function ol_content_background(text,picture,hasfullhtml) {if (hasfullhtml) {txt=text;} else {txt='<table width="'+o3_width+'" border="0" cellpadding="0" cellspacing="0" height="'+o3_height+'"><tr><td colspan="3" height="'+o3_padyt+'"></td></tr><tr><td width="'+o3_padxl+'"></td><td valign="TOP" width="'+(o3_width-o3_padxl-o3_padxr)+'">'+wrapStr(0,o3_textsize,'text')+text+wrapStr(1,o3_textsize)+'</td><td width="'+o3_padxr+'"></td></tr><tr><td colspan="3" height="'+o3_padyb+'"></td></tr></table>';}
set_background(picture);return txt;}
function set_background(pic) {if (pic=="") {if (olNs4) {over.background.src=null;} else if (over.style) {over.style.backgroundImage="none";}
} else {if (olNs4) {over.background.src=pic;} else if (over.style) {over.style.backgroundImage="url("+pic+")";}
}
}
function disp(statustext) {runHook("disp", FBEFORE);
if (o3_allowmove==0) {runHook("placeLayer", FREPLACE);runHook("showObject", FREPLACE, over);o3_allowmove=(o3_sticky||o3_followmouse==0)?0:1;}
runHook("disp", FAFTER);
if (statustext!="") self.status=statustext;}
function createPopup(lyrContent){runHook("createPopup", FBEFORE);
if (o3_wrap&&!(olNs4||olOp)) {if (olIe4) {over.style.pixelWidth=0;} else if (olNs6) {repositionTo(over, 0,-over.offsetHeight);}
}
layerWrite(lyrContent);
if (o3_wrap) o3_width=(olNs4?over.clip.width:over.offsetWidth);
runHook("createPopup", FAFTER, lyrContent);
return true;}
function placeLayer() {var placeX, placeY, widthFix=0;
if (eval('o3_frame.'+docRoot)&&eval("typeof o3_frame."+docRoot+".clientWidth=='number'")&&eval('o3_frame.'+docRoot+'.clientWidth')) {iwidth=eval('o3_frame.'+docRoot+'.clientWidth');} else if (typeof(o3_frame.innerWidth)=='number') {widthFix=Math.ceil(1.2*(o3_frame.outerWidth-o3_frame.innerWidth));iwidth=o3_frame.innerWidth;}
winoffset=(olIe4)?eval('o3_frame.'+docRoot+'.scrollLeft'):o3_frame.pageXOffset;var parsedWidth=parseInt(o3_width);
if (o3_fixx>-1||o3_relx!=null) {
placeX=(o3_relx!=null?( o3_relx<0?winoffset+o3_relx+iwidth-parsedWidth-widthFix:winoffset+o3_relx):o3_fixx);} else {
if (o3_hauto==1) {if ((o3_x-winoffset)>(iwidth/2)) {o3_hpos=LEFT;} else {o3_hpos=RIGHT;}
}
if (o3_hpos==CENTER) {placeX=o3_x+o3_offsetx-(parsedWidth/2);
if (placeX<winoffset) placeX=winoffset;}
if (o3_hpos==RIGHT) {placeX=o3_x+o3_offsetx;
if ((placeX+parsedWidth)>(winoffset+iwidth-widthFix)) {placeX=iwidth+winoffset-parsedWidth-widthFix;if (placeX<0) placeX=0;}
}
if (o3_hpos==LEFT) {placeX=o3_x-o3_offsetx-parsedWidth;if (placeX<winoffset) placeX=winoffset;}
if (o3_snapx>1) {var snapping=placeX % o3_snapx;
if (o3_hpos==LEFT) {placeX=placeX-(o3_snapx+snapping);} else {
placeX=placeX+(o3_snapx-snapping);}
if (placeX<winoffset) placeX=winoffset;}
}
if (eval('o3_frame.'+docRoot)&&eval("typeof o3_frame."+docRoot+".clientHeight=='number'")&&eval('o3_frame.'+docRoot+'.clientHeight')) {iheight=eval('o3_frame.'+docRoot+'.clientHeight');} else if (typeof(o3_frame.innerHeight)=='number') {iheight=o3_frame.innerHeight;}
scrolloffset=(olIe4)?eval('o3_frame.'+docRoot+'.scrollTop'):o3_frame.pageYOffset;var parsedHeight=(o3_aboveheight?parseInt(o3_aboveheight):(olNs4?over.clip.height:over.offsetHeight));
if (o3_fixy>-1||o3_rely!=null) {
placeY=(o3_rely!=null?(o3_rely<0?scrolloffset+o3_rely+iheight-parsedHeight:scrolloffset+o3_rely):o3_fixy);} else {
if (o3_vauto==1) {if ((o3_y-scrolloffset)>(iheight/2)) {o3_vpos=ABOVE;} else {o3_vpos=BELOW;}
}
if (o3_vpos==ABOVE) {if (o3_aboveheight==0) o3_aboveheight=parsedHeight;
placeY=o3_y-(o3_aboveheight+o3_offsety);if (placeY<scrolloffset) placeY=scrolloffset;} else {
placeY=o3_y+o3_offsety;}
if (o3_snapy>1) {var snapping=placeY % o3_snapy;
if (o3_aboveheight>0&&o3_vpos==ABOVE) {placeY=placeY-(o3_snapy+snapping);} else {placeY=placeY+(o3_snapy-snapping);}
if (placeY<scrolloffset) placeY=scrolloffset;}
}
repositionTo(over, placeX, placeY);}
function olMouseMove(e) {var e=(e)?e:event;
if (e.pageX) {o3_x=e.pageX;o3_y=e.pageY;} else if (e.clientX) {o3_x=eval('e.clientX+o3_frame.'+docRoot+'.scrollLeft');o3_y=eval('e.clientY+o3_frame.'+docRoot+'.scrollTop');}
if (o3_allowmove==1) runHook("placeLayer", FREPLACE);
if (hoveringSwitch&&!olNs4&&runHook("cursorOff", FREPLACE)) {cClick();hoveringSwitch=!hoveringSwitch;}
}
function no_overlib() { return ver3fix; }
function olMouseCapture() {capExtent=document;var fN, mseHandler=olMouseMove;var re=/function[ ]+(\w+)\(/;
if (document.onmousemove||(!olIe4&&window.onmousemove)) {if (window.onmousemove) capExtent=window;fN=capExtent.onmousemove.toString().match(re);
if (fN[1]=='anonymous'||fN[1]=='olMouseMove') {olCheckMouseCapture=false;return;}
var str=fN[1]+'(e); '+'olMouseMove(e); ';mseHandler=new Function('e', str);}
capExtent.onmousemove=mseHandler;if (olNs4) capExtent.captureEvents(Event.MOUSEMOVE);}
function parseTokens(pf, ar) {
var v, mode=-1, par=(pf!='ol_');var fnMark=(par&&!ar.length?1:0);
for (i=0; i<ar.length; i++) {if (mode<0) {
if (typeof ar[i]=='number'&&ar[i]>pmStart&&ar[i]<pmUpper) {fnMark=(par?1:0);i--;} else {switch(pf) {case 'ol_':
ol_text=ar[i].toString();break;default:
o3_text=ar[i].toString();}
}
mode=0;} else {
if (ar[i]>=pmCount||ar[i]==DONOTHING) { continue; }
if (ar[i]==INARRAY) { fnMark=0; eval(pf+'text=ol_texts['+ar[++i]+'].toString()'); continue; }
if (ar[i]==CAPARRAY) { eval(pf+'cap=ol_caps['+ar[++i]+'].toString()'); continue; }
if (ar[i]==STICKY) { if (pf!='ol_') eval(pf+'sticky=1'); continue; }
if (ar[i]==BACKGROUND) { eval(pf+'background="'+ar[++i]+'"'); continue; }
if (ar[i]==NOCLOSE) { if (pf!='ol_') opt_NOCLOSE(); continue; }
if (ar[i]==CAPTION) { eval(pf+"cap='"+escSglQuote(ar[++i])+"'"); continue; }
if (ar[i]==CENTER||ar[i]==LEFT||ar[i]==RIGHT) { eval(pf+'hpos='+ar[i]); continue; }
if (ar[i]==OFFSETX) { eval(pf+'offsetx='+ar[++i]); continue; }
if (ar[i]==OFFSETY) { eval(pf+'offsety='+ar[++i]); continue; }
if (ar[i]==FGCOLOR) { eval(pf+'fgcolor="'+ar[++i]+'"'); continue; }
if (ar[i]==BGCOLOR) { eval(pf+'bgcolor="'+ar[++i]+'"'); continue; }
if (ar[i]==TEXTCOLOR) { eval(pf+'textcolor="'+ar[++i]+'"'); continue; }
if (ar[i]==CAPCOLOR) { eval(pf+'capcolor="'+ar[++i]+'"'); continue; }
if (ar[i]==CLOSECOLOR) { eval(pf+'closecolor="'+ar[++i]+'"'); continue; }
if (ar[i]==WIDTH) { eval(pf+'width='+ar[++i]); continue; }
if (ar[i]==BORDER) { eval(pf+'border='+ar[++i]); continue; }
if (ar[i]==CELLPAD) { i=opt_MULTIPLEARGS(++i,ar,(pf+'cellpad')); continue; }
if (ar[i]==STATUS) { eval(pf+"status='"+escSglQuote(ar[++i])+"'"); continue; }
if (ar[i]==AUTOSTATUS) { eval(pf+'autostatus=('+pf+'autostatus==1)?0:1'); continue; }
if (ar[i]==AUTOSTATUSCAP) { eval(pf+'autostatus=('+pf+'autostatus==2)?0:2'); continue; }
if (ar[i]==HEIGHT) { eval(pf+'height='+pf+'aboveheight='+ar[++i]); continue; }
if (ar[i]==CLOSETEXT) { eval(pf+"close='"+escSglQuote(ar[++i])+"'"); continue; }
if (ar[i]==SNAPX) { eval(pf+'snapx='+ar[++i]); continue; }
if (ar[i]==SNAPY) { eval(pf+'snapy='+ar[++i]); continue; }
if (ar[i]==FIXX) { eval(pf+'fixx='+ar[++i]); continue; }
if (ar[i]==FIXY) { eval(pf+'fixy='+ar[++i]); continue; }
if (ar[i]==RELX) { eval(pf+'relx='+ar[++i]); continue; }
if (ar[i]==RELY) { eval(pf+'rely='+ar[++i]); continue; }
if (ar[i]==FGBACKGROUND) { eval(pf+'fgbackground="'+ar[++i]+'"'); continue; }
if (ar[i]==BGBACKGROUND) { eval(pf+'bgbackground="'+ar[++i]+'"'); continue; }
if (ar[i]==PADX) { eval(pf+'padxl='+ar[++i]); eval(pf+'padxr='+ar[++i]); continue; }
if (ar[i]==PADY) { eval(pf+'padyt='+ar[++i]); eval(pf+'padyb='+ar[++i]); continue; }
if (ar[i]==FULLHTML) { if (pf!='ol_') eval(pf+'fullhtml=1'); continue; }
if (ar[i]==BELOW||ar[i]==ABOVE) { eval(pf+'vpos='+ar[i]); continue; }
if (ar[i]==CAPICON) { eval(pf+'capicon="'+ar[++i]+'"'); continue; }
if (ar[i]==TEXTFONT) { eval(pf+"textfont='"+escSglQuote(ar[++i])+"'"); continue; }
if (ar[i]==CAPTIONFONT) { eval(pf+"captionfont='"+escSglQuote(ar[++i])+"'"); continue; }
if (ar[i]==CLOSEFONT) { eval(pf+"closefont='"+escSglQuote(ar[++i])+"'"); continue; }
if (ar[i]==TEXTSIZE) { eval(pf+'textsize="'+ar[++i]+'"'); continue; }
if (ar[i]==CAPTIONSIZE) { eval(pf+'captionsize="'+ar[++i]+'"'); continue; }
if (ar[i]==CLOSESIZE) { eval(pf+'closesize="'+ar[++i]+'"'); continue; }
if (ar[i]==TIMEOUT) { eval(pf+'timeout='+ar[++i]); continue; }
if (ar[i]==FUNCTION) { if (pf=='ol_') { if (typeof ar[i+1]!='number') { v=ar[++i]; ol_function=(typeof v=='function'?v:null); }} else {fnMark=0; v=null; if (typeof ar[i+1]!='number') v=ar[++i];  opt_FUNCTION(v); } continue; }
if (ar[i]==DELAY) { eval(pf+'delay='+ar[++i]); continue; }
if (ar[i]==HAUTO) { eval(pf+'hauto=('+pf+'hauto==0)?1:0'); continue; }
if (ar[i]==VAUTO) { eval(pf+'vauto=('+pf+'vauto==0)?1:0'); continue; }
if (ar[i]==CLOSECLICK) { eval(pf+'closeclick=('+pf+'closeclick==0)?1:0'); continue; }
if (ar[i]==WRAP) { eval(pf+'wrap=('+pf+'wrap==0)?1:0'); continue; }
if (ar[i]==FOLLOWMOUSE) { eval(pf+'followmouse=('+pf+'followmouse==1)?0:1'); continue; }
if (ar[i]==MOUSEOFF) { eval(pf+'mouseoff=('+pf+'mouseoff==0)?1:0'); continue; }
if (ar[i]==CLOSETITLE) { eval(pf+"closetitle='"+escSglQuote(ar[++i])+"'"); continue; }
if (ar[i]==CSSOFF||ar[i]==CSSCLASS) { eval(pf+'css='+ar[i]); continue; }
if (ar[i]==FGCLASS) { eval(pf+'fgclass="'+ar[++i]+'"'); continue; }
if (ar[i]==BGCLASS) { eval(pf+'bgclass="'+ar[++i]+'"'); continue; }
if (ar[i]==TEXTFONTCLASS) { eval(pf+'textfontclass="'+ar[++i]+'"'); continue; }
if (ar[i]==CAPTIONFONTCLASS) { eval(pf+'captionfontclass="'+ar[++i]+'"'); continue; }
if (ar[i]==CLOSEFONTCLASS) { eval(pf+'closefontclass="'+ar[++i]+'"'); continue; }
i=parseCmdLine(pf, i, ar);}
}
if (fnMark&&o3_function) o3_text=o3_function();
if ((pf=='o3_')&&o3_wrap) {o3_width=0;
if (olOp||(olIe4&&isMac)) {var tReg=/<.*\n*>/ig;if (!tReg.test(o3_text)) o3_text=o3_text.replace(/[ ]+/g, '&nbsp;');if (!tReg.test(o3_cap))o3_cap=o3_cap.replace(/[ ]+/g, '&nbsp;');}
}
if ((pf=='o3_')&&o3_sticky) {if (!o3_close&&(o3_frame!=ol_frame)) o3_close=ol_close;if (o3_mouseoff&&(o3_frame==ol_frame)) opt_NOCLOSE(' ');}
}
function layerWrite(txt) {txt+="\n";if (olNs4) {var lyr=o3_frame.document.overDiv.document
lyr.write(txt)
lyr.close()
} else if (typeof over.innerHTML!='undefined') {if (olIe5&&isMac) over.innerHTML='';over.innerHTML=txt;} else {range=o3_frame.document.createRange();range.setStartAfter(over);domfrag=range.createContextualFragment(txt);
while (over.hasChildNodes()) {over.removeChild(over.lastChild);}
over.appendChild(domfrag);}
}
function showObject(obj) {runHook("showObject", FBEFORE);
var theObj=(olNs4?obj:obj.style);theObj.visibility='visible';
runHook("showObject", FAFTER);}
function hideObject(obj) {runHook("hideObject", FBEFORE);
var theObj=(olNs4?obj:obj.style);theObj.visibility='hidden';
if (o3_timerid>0) clearTimeout(o3_timerid);if (o3_delayid>0) clearTimeout(o3_delayid);
o3_timerid=0;o3_delayid=0;self.status="";
if (over.onmouseout||over.onmouseover) {if (olNs4) over.releaseEvents(Event.MOUSEOUT||Event.MOUSEOVER);over.onmouseout=over.onmouseover=null;}
runHook("hideObject", FAFTER);}
function repositionTo(obj, xL, yL) {var theObj=(olNs4?obj:obj.style);theObj.left=xL+(!olNs4?'px':0);theObj.top=yL+(!olNs4?'px':0);}
function cursorOff() {var left=parseInt(over.style.left);var top=parseInt(over.style.top);var right=left+over.offsetWidth;var bottom=top+over.offsetHeight;
if (o3_x<left||o3_x>right||o3_y<top||o3_y>bottom) return true;
return false;}
function opt_FUNCTION(callme) {o3_text=(callme?(typeof callme=='string'?(/.+\(.*\)/.test(callme)?eval(callme):callme):callme()):(o3_function?o3_function():'No Function'));
return 0;}
function opt_NOCLOSE(unused) {if (!unused) o3_close="";
if (olNs4) {over.captureEvents(Event.MOUSEOUT||Event.MOUSEOVER);over.onmouseover=function () { if (o3_timerid>0) { clearTimeout(o3_timerid); o3_timerid=0; } }
over.onmouseout=cClick;} else {over.onmouseover=function () {hoveringSwitch=true; if (o3_timerid>0) { clearTimeout(o3_timerid); o3_timerid=0; } }
}
return 0;}
function opt_MULTIPLEARGS(i, args, parameter) {var k=i, l, re, pV, str='';
for(k=i; k<args.length; k++) {str+=args[k]+',';if(typeof args[k]=='number'&&args[k]>pmStart) break;}
if(k>=args.length) l=str.length-1;else {re=eval('/,'+args[k]+'/');l=str.search(re);}
k--;str=str.substring(0, l);pV=(olNs4&&/cellpad/i.test(parameter))?str.split(',')[0]:str;eval(parameter+'="'+pV+'"');
return k;}
function nbspCleanup() {if (o3_wrap&&(olOp||(olIe4&&isMac))) {o3_text=o3_text.replace(/\&nbsp;/g, ' ');o3_cap=o3_cap.replace(/\&nbsp;/g, ' ');}
}
function escSglQuote(str) {return str.toString().replace(/'/g,"\\'");}
function OLonLoad_handler(e) {if (!olLoaded) olLoaded=1;
if (window.removeEventListener) window.removeEventListener("load",OLonLoad_handler,true);else if (window.detachEvent) window.detachEvent("onload",OLonLoad_handler);
if (olNs4) routeEvent(e);}
function wrapStr(endWrap,fontSizeStr,whichString) {var fontStr, fontColor, isClose=((whichString=='close')?1:0), hasDims=/[%\-a-z]+$/.test(fontSizeStr);fontSizeStr=(olNs4)?(!hasDims?fontSizeStr:'1'):fontSizeStr;if (endWrap) return (hasDims&&!olNs4)?(isClose?'</span>':'</div>'):'</font>';else {fontStr='o3_'+whichString+'font';fontColor='o3_'+((whichString=='caption')? 'cap':whichString)+'color';return (hasDims&&!olNs4)?(isClose?'<span style="font-family: '+quoteMultiNameFonts(eval(fontStr))+'; color: '+eval(fontColor)+'; font-size: '+fontSizeStr+';">':'<div style="font-family: '+quoteMultiNameFonts(eval(fontStr))+'; color: '+eval(fontColor)+'; font-size: '+fontSizeStr+';">'):'<font face="'+eval(fontStr)+'" color="'+eval(fontColor)+'" size="'+(parseInt(fontSizeStr)>7?'7':fontSizeStr)+'">';}
}
function quoteMultiNameFonts(theFont) {var v, pM=theFont.split(',');for (var i=0; i<pM.length; i++) {v=pM[i];v=v.replace(/^\s+/,'').replace(/\s+$/,'');if(/\s/.test(v)&&!/['"]/.test(v)) {v="\'"+v+"\'";pM[i]=v;}
}
return pM.join();}
function isExclusive(args) {return false;}
function setRunTimeVariables(){if (typeof runTime!='undefined'&&runTime.length) {for (var k=0; k<runTime.length; k++) {runTime[k]();}
}
}
function parseCmdLine(pf, i, args) {if (typeof cmdLine!='undefined'&&cmdLine.length) {for (var k=0; k<cmdLine.length; k++) {var j=cmdLine[k](pf, i, args);if (j >-1) {i=j;break;}
}
}
return i;}
function postParseChecks(){if (typeof postParse!='undefined'&&postParse.length) {for (var k=0; k<postParse.length; k++) {if (postParse[k]()) continue;return false;}
}
return true;}
function registerCommands(cmdStr) {if (typeof cmdStr!='string') return;
var pM=cmdStr.split(',');pms=pms.concat(pM);
for (var i=0; i< pM.length; i++) {eval(pM[i].toUpperCase()+'='+pmCount++);}
}
function registerHook(fnHookTo, fnRef, hookType, optPm) {var hookPt, last=typeof optPm;
if (fnHookTo=='plgIn'||fnHookTo=='postParse') return;if (typeof hookPts=='undefined') hookPts=new Array();if (typeof hookPts[fnHookTo]=='undefined') hookPts[fnHookTo]=new FunctionReference();
hookPt=hookPts[fnHookTo];
if (hookType!=null) {if (hookType==FREPLACE) {hookPt.ovload=fnRef;if (fnHookTo.indexOf('ol_content_')>-1) hookPt.alt[pms[CSSOFF-1-pmStart]]=fnRef;
} else if (hookType==FBEFORE||hookType==FAFTER) {var hookPt=(hookType==1?hookPt.before:hookPt.after);
if (typeof fnRef=='object') {hookPt=hookPt.concat(fnRef);} else {hookPt[hookPt.length++]=fnRef;}
if (optPm) hookPt=reOrder(hookPt, fnRef, optPm);
} else if (hookType==FALTERNATE) {if (last=='number') hookPt.alt[pms[optPm-1-pmStart]]=fnRef;}
return;}
}
function registerRunTimeFunction(fn) {if (isFunction(fn)) {if (typeof runTime=='undefined') runTime=new Array();if (typeof fn=='object') {runTime=runTime.concat(fn);} else {runTime[runTime.length++]=fn;}
}
}
function registerCmdLineFunction(fn){if (isFunction(fn)) {if (typeof cmdLine=='undefined') cmdLine=new Array();if (typeof fn=='object') {cmdLine=cmdLine.concat(fn);} else {cmdLine[cmdLine.length++]=fn;}
}
}
function registerPostParseFunction(fn){if (isFunction(fn)) {if (typeof postParse=='undefined') postParse=new Array();if (typeof fn=='object') {postParse=postParse.concat(fn);} else {postParse[postParse.length++]=fn;}
}
}
function runHook(fnHookTo, hookType) {var l=hookPts[fnHookTo], optPm, arS, ar=runHook.arguments;
if (hookType==FREPLACE) {arS=argToString(ar, 2);
if (typeof l=='undefined'||!(l=l.ovload)) return eval(fnHookTo+'('+arS+')');else return eval('l('+arS+')');
} else if (hookType==FBEFORE||hookType==FAFTER) {if (typeof l=='undefined') return;l=(hookType==1?l.before:l.after);
if (!l.length) return;
arS=argToString(ar, 2);for (var k=0; k<l.length; k++) eval('l[k]('+arS+')');
} else if (hookType==FALTERNATE) {optPm=ar[2];arS=argToString(ar, 3);
if (typeof l=='undefined'||(l=l.alt[pms[optPm-1-pmStart]])=='undefined') {return eval(fnHookTo+'('+arS+')');} else {return eval('l('+arS+')');}
}
}
function isFunction(fnRef) {var rtn=true;
if (typeof fnRef=='object') {for (var i=0; i<fnRef.length; i++) {if (typeof fnRef[i]=='function') continue;rtn=false;break;}
} else if (typeof fnRef!='function') {rtn=false;}
return rtn;}
function argToString(array, strtInd, argName) {var jS=strtInd, aS='', ar=array;argName=(argName?argName:'ar');
if (ar.length>jS) {for (var k=jS; k<ar.length; k++) aS+=argName+'['+k+'], ';aS=aS.substring(0, aS.length-2);}
return aS;}
function reOrder(hookPt, fnRef, order) {if (!order||typeof order=='undefined'||typeof order=='number') return;
var newPt=new Array(), match;
if (typeof order=='function') {if (typeof fnRef=='object') {newPt=newPt.concat(fnRef);} else {newPt[newPt.length++]=fnRef;}
for (var i=0; i<hookPt.length; i++) {match=false;if (typeof fnRef=='function'&&hookPt[i]==fnRef) {continue;} else {for(var j=0; j<fnRef.length; j++) if (hookPt[i]==fnRef[j]) {match=true;break;}
}
if (!match) newPt[newPt.length++]=hookPt[i];}
newPt[newPt.length++]=order;
} else if (typeof order=='object') {if (typeof fnRef=='object') {newPt=newPt.concat(fnRef);} else {newPt[newPt.length++]=fnRef;}
for (var j=0; j<hookPt.length; j++) {match=false;if (typeof fnRef=='function'&&hookPt[j]==fnRef) {continue;} else {for (var i=0; i<fnRef.length; i++) if (hookPt[j]==fnRef[i]) {match=true;break;}
}
if (!match) newPt[newPt.length++]=hookPt[j];}
for (i=0; i<newPt.length; i++) hookPt[i]=newPt[i];newPt.length=0;
for (var j=0; j<hookPt.length; j++) {match=false;for (var i=0; i<order.length; i++) {if (hookPt[j]==order[i]) {match=true;break;}
}
if (!match) newPt[newPt.length++]=hookPt[j];}
newPt=newPt.concat(order);}
for(i=0; i<newPt.length; i++) hookPt[i]=newPt[i];
return hookPt;}
function FunctionReference() {this.ovload=null;this.before=new Array();this.after=new Array();this.alt=new Array();}
function Info(version, prerelease) {this.version=version;this.prerelease=prerelease;
this.simpleversion=parseInt(this.version*100);this.major=parseInt(this.simpleversion/100);this.minor=parseInt(this.simpleversion/10)-this.major * 10;this.revision=parseInt(this.simpleversion)-this.major * 100-this.minor * 10;}
registerHook("ol_content_simple", ol_content_simple, FALTERNATE, CSSOFF);registerHook("ol_content_caption", ol_content_caption, FALTERNATE, CSSOFF);registerHook("ol_content_background", ol_content_background, FALTERNATE, CSSOFF);registerHook("ol_content_simple", ol_content_simple, FALTERNATE, CSSCLASS);registerHook("ol_content_caption", ol_content_caption, FALTERNATE, CSSCLASS);registerHook("ol_content_background", ol_content_background, FALTERNATE, CSSCLASS);registerHook("hideObject", nbspCleanup, FAFTER);