/*  Prototype JavaScript framework, version 1.6.0.2
 *  (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: '1.6.0.2',

  Browser: {
    IE:     !!(window.attachEvent && !window.opera),
    Opera:  !!window.opera,
    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,
    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 = Object.extend((function(m) {
          return function() { return ancestor[m].apply(this, arguments) };
        })(property).wrap(method), {
          valueOf:  function() { return method },
          toString: function() { return method.toString() }
        });
      }
      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].split(",").invoke("strip");
    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);
  },

  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)));
    };
  }
});

Function.prototype.defer = Function.prototype.delay.curry(0.01);

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.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('')
});

with (String.prototype.escapeHTML) div.appendChild(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;
    iterator = iterator.bind(context);
    try {
      this._each(function(value) {
        iterator(value, index++);
      });
    } catch (e) {
      if (e != $break) throw e;
    }
    return this;
  },

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

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

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

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

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

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

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

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

    this.each(function(value, index) {
      if (filter.match(value))
        results.push(iterator(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) {
    iterator = iterator.bind(context);
    this.each(function(value, index) {
      memo = iterator(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 ? iterator.bind(context) : Prototype.K;
    var result;
    this.each(function(value, index) {
      value = iterator(value, index);
      if (result == null || value >= result)
        result = value;
    });
    return result;
  },

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

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

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

  toArray: function() {
    return this.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 [];
    if (!(Object.isFunction(iterable) && iterable == '[object NodeList]') &&
        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) {
    $R(0, this, true).each(iterator);
    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) {
      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.map(function(pair) {
        var key = encodeURIComponent(pair.key), values = pair.value;

        if (values && typeof values == 'object') {
          if (Object.isArray(values))
            return values.map(toQueryPair.curry(key)).join('&');
        }
        return toQueryPair(key, values);
      }).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 || { });
}).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).style.display = 'none';
    return element;
  },

  show: function(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(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);
    var originalAncestor = ancestor;

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

    if (element.sourceIndex && !Prototype.Browser.Opera) {
      var e = element.sourceIndex, a = ancestor.sourceIndex,
       nextAncestor = ancestor.nextSibling;
      if (!nextAncestor) {
        do { ancestor = ancestor.parentNode; }
        while (!(nextAncestor = ancestor.nextSibling) && ancestor.parentNode);
      }
      if (nextAncestor && nextAncestor.sourceIndex)
       return (e > a && e < nextAncestor.sourceIndex);
    }

    while (element = element.parentNode)
      if (element == originalAncestor) 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) {
      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 (window.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 == '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;
    // 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;
    // 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 == '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);
      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);
        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.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').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 == '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, 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 = { };
    var B = Prototype.Browser;
    $w('width height').each(function(d) {
      var D = d.capitalize();
      dimensions[d] = (B.WebKit && !document.evaluate) ? self['inner' + D] :
        (B.Opera) ? document.body['client' + 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();
    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(this.expression))
      return false;

    return true;
  },

  compileMatcher: function() {
    if (this.shouldUseXPath())
      return this.compileXPathMatcher();

    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;
    if (this.xpath) return document._getElementsByXPath(this.xpath, root);
    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 or translate(text(), ' \t\r\n', '') = '')]",
      'checked':     "[@checked]",
      'disabled':    "[@disabled]",
      'enabled':     "[not(@disabled)]",
      '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: /^\[([\w]+)\]/,
    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 && !node.innerHTML.match(/^\s*$/))) 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) 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.startsWith(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 != '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.blur();
    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, index) {
    if (Object.isUndefined(index))
      return this[element.type == 'select-one' ?
        'selectOne' : 'selectMany'](element);
    else {
      var opt, value, single = !Object.isArray(index);
      for (var i = 0, length = element.length; i < length; i++) {
        opt = element.options[i];
        value = this.optionValue(opt);
        if (single) {
          if (value == index) {
            opt.selected = true;
            return;
          }
        }
        else opt.selected = index.include(value);
      }
    }
  },

  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) {
      var node = Event.extend(event).target;
      return Element.extend(node.nodeType == Node.TEXT_NODE ? node.parentNode : 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) {
      return {
        x: event.pageX || (event.clientX +
          (document.documentElement.scrollLeft || document.body.scrollLeft)),
        y: event.pageY || (event.clientY +
          (document.documentElement.scrollTop || document.body.scrollTop))
      };
    },

    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;
  }

  if (window.attachEvent) {
    window.attachEvent("onunload", destroyCache);
  }

  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();

LowPro = {};
LowPro.Version = '0.5';
LowPro.CompatibleWithPrototype = '1.6';

if (Prototype.Version.indexOf(LowPro.CompatibleWithPrototype) != 0 && window.console && window.console.warn)
  console.warn("This version of Low Pro is tested with Prototype " + LowPro.CompatibleWithPrototype + 
                  " it may not work as expected with this version (" + Prototype.Version + ")");

if (!Element.addMethods) 
  Element.addMethods = function(o) { Object.extend(Element.Methods, o) };

// Simple utility methods for working with the DOM
DOM = {};

// DOMBuilder for prototype
DOM.Builder = {
	tagFunc : function(tag) {
    return function() {
     var attrs, children;
     if (arguments.length>0) {
       if (arguments[0].constructor == Object) {
         attrs = arguments[0];
         children = Array.prototype.slice.call(arguments, 1);
       } else {
         children = arguments;
       };
       children = $A(children).flatten()
     }
     return DOM.Builder.create(tag, attrs, children);
    };
  },
	create : function(tag, attrs, children) {
		attrs = attrs || {}; children = children || []; tag = tag.toLowerCase();
		var el = new Element(tag, attrs);
	  
		for (var i=0; i<children.length; i++) {
			if (typeof children[i] == 'string') 
			  children[i] = document.createTextNode(children[i]);
			el.appendChild(children[i]);
		}
		return $(el);
	}
};

// Automatically create node builders as $tagName.
(function() { 
	var els = ("p|div|span|strong|em|img|table|tr|td|th|thead|tbody|tfoot|pre|code|" + 
				     "h1|h2|h3|h4|h5|h6|ul|ol|li|form|input|textarea|legend|fieldset|" + 
				     "select|option|blockquote|cite|br|hr|dd|dl|dt|address|a|button|abbr|acronym|" +
				     "script|link|style|bdo|ins|del|object|param|col|colgroup|optgroup|caption|" + 
				     "label|dfn|kbd|samp|var").split("|");
  var el, i=0;
	while (el = els[i++]) 
	  window['$' + el] = DOM.Builder.tagFunc(el);
})();

DOM.Builder.fromHTML = function(html) {
  var root;
  if (!(root = arguments.callee._root))
    root = arguments.callee._root = document.createElement('div');
  root.innerHTML = html;
  return root.childNodes[0];
};



// Wraps the 1.6 contentloaded event for backwards compatibility
//
// Usage:
//
// Event.onReady(callbackFunction);
Object.extend(Event, {
  onReady : function(f) {
    if (document.body) f();
    else document.observe('dom:loaded', f);
  }
});

// Based on event:Selectors by Justin Palmer
// http://encytemedia.com/event-selectors/
//
// Usage:
//
// Event.addBehavior({
//      "selector:event" : function(event) { /* event handler.  this refers to the element. */ },
//      "selector" : function() { /* runs function on dom ready.  this refers to the element. */ }
//      ...
// });
//
// Multiple calls will add to exisiting rules.  Event.addBehavior.reassignAfterAjax and
// Event.addBehavior.autoTrigger can be adjusted to needs.
Event.addBehavior = function(rules) {
  var ab = this.addBehavior;
  Object.extend(ab.rules, rules);
  
  if (!ab.responderApplied) {
    Ajax.Responders.register({
      onComplete : function() { 
        if (Event.addBehavior.reassignAfterAjax) 
          setTimeout(function() { ab.reload() }, 10);
      }
    });
    ab.responderApplied = true;
  }
  
  if (ab.autoTrigger) {
    this.onReady(ab.load.bind(ab, rules));
  }
  
};

Event.delegate = function(rules) {
  return function(e) {
      var element = $(e.element());
      for (var selector in rules)
        if (element.match(selector)) return rules[selector].apply(this, $A(arguments));
    }
}

Object.extend(Event.addBehavior, {
  rules : {}, cache : [],
  reassignAfterAjax : false,
  autoTrigger : true,
  
  load : function(rules) {
    for (var selector in rules) {
      var observer = rules[selector];
      var sels = selector.split(',');
      sels.each(function(sel) {
        var parts = sel.split(/:(?=[a-z]+$)/), css = parts[0], event = parts[1];
        $$(css).each(function(element) {
          if (event) {
            observer = Event.addBehavior._wrapObserver(observer);
            $(element).observe(event, observer);
            Event.addBehavior.cache.push([element, event, observer]);
          } else {
            if (!element.$$assigned || !element.$$assigned.include(observer)) {
              if (observer.attach) observer.attach(element);
              
              else observer.call($(element));
              element.$$assigned = element.$$assigned || [];
              element.$$assigned.push(observer);
            }
          }
        });
      });
    }
  },
  
  unload : function() {
    this.cache.each(function(c) {
      Event.stopObserving.apply(Event, c);
    });
    this.cache = [];
  },
  
  reload: function() {
    var ab = Event.addBehavior;
    ab.unload(); 
    ab.load(ab.rules);
  },
  
  _wrapObserver: function(observer) {
    return function(event) {
      if (observer.call(this, event) === false) event.stop(); 
    }
  }
  
});

Event.observe(window, 'unload', Event.addBehavior.unload.bind(Event.addBehavior));

// A silly Prototype style shortcut for the reckless
$$$ = Event.addBehavior.bind(Event);

// Behaviors can be bound to elements to provide an object orientated way of controlling elements
// and their behavior.  Use Behavior.create() to make a new behavior class then use attach() to
// glue it to an element.  Each element then gets it's own instance of the behavior and any
// methods called onxxx are bound to the relevent event.
// 
// Usage:
// 
// var MyBehavior = Behavior.create({
//   onmouseover : function() { this.element.addClassName('bong') } 
// });
//
// Event.addBehavior({ 'a.rollover' : MyBehavior });
// 
// If you need to pass additional values to initialize use:
//
// Event.addBehavior({ 'a.rollover' : MyBehavior(10, { thing : 15 }) })
//
// You can also use the attach() method.  If you specify extra arguments to attach they get passed to initialize.
//
// MyBehavior.attach(el, values, to, init);
//
// Finally, the rawest method is using the new constructor normally:
// var draggable = new Draggable(element, init, vals);
//
// Each behaviour has a collection of all its instances in Behavior.instances
//
var Behavior = {
  create: function() {
    var parent = null, properties = $A(arguments);
    if (Object.isFunction(properties[0]))
      parent = properties.shift();

      var behavior = function() { 
        var behavior = arguments.callee;
        if (!this.initialize) {
          var args = $A(arguments);

          return function() {
            var initArgs = [this].concat(args);
            behavior.attach.apply(behavior, initArgs);
          };
        } else {
          var args = (arguments.length == 2 && arguments[1] instanceof Array) ? 
                      arguments[1] : Array.prototype.slice.call(arguments, 1);

          this.element = $(arguments[0]);
          this.initialize.apply(this, args);
          behavior._bindEvents(this);
          behavior.instances.push(this);
        }
      };

    Object.extend(behavior, Class.Methods);
    Object.extend(behavior, Behavior.Methods);
    behavior.superclass = parent;
    behavior.subclasses = [];
    behavior.instances = [];

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

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

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

    behavior.prototype.constructor = behavior;

    return behavior;
  },
  Methods : {
    attach : function(element) {
      return new this(element, Array.prototype.slice.call(arguments, 1));
    },
    _bindEvents : function(bound) {
      for (var member in bound)
        if (member.match(/^on(.+)/) && typeof bound[member] == 'function')
          bound.element.observe(RegExp.$1, Event.addBehavior._wrapObserver(bound[member].bindAsEventListener(bound)));
    }
  }
};



Remote = Behavior.create({
  initialize: function(options) {
    if (this.element.nodeName == 'FORM') new Remote.Form(this.element, options);
    else new Remote.Link(this.element, options);
  }
});

Remote.Base = {
  initialize : function(options) {
    this.options = Object.extend({
      evaluateScripts : true
    }, options || {});
    
    this._bindCallbacks();
  },
  _makeRequest : function(options) {
    if (options.update) new Ajax.Updater(options.update, options.url, options);
    else new Ajax.Request(options.url, options);
    return false;
  },
  _bindCallbacks: function() {
    $w('onCreate onComplete onException onFailure onInteractive onLoading onLoaded onSuccess').each(function(cb) {
      if (Object.isFunction(this.options[cb]))
        this.options[cb] = this.options[cb].bind(this);
    }.bind(this));
  }
}

Remote.Link = Behavior.create(Remote.Base, {
  onclick : function() {
    var options = Object.extend({ url : this.element.href, method : 'get' }, this.options);
    return this._makeRequest(options);
  }
});


Remote.Form = Behavior.create(Remote.Base, {
  onclick : function(e) {
    var sourceElement = e.element();
    
    if (['input', 'button'].include(sourceElement.nodeName.toLowerCase()) && 
        sourceElement.type == 'submit')
      this._submitButton = sourceElement;
  },
  onsubmit : function() {
    var options = Object.extend({
      url : this.element.action,
      method : this.element.method || 'get',
      parameters : this.element.serialize({ submit: this._submitButton.name })
    }, this.options);
    this._submitButton = null;
    return this._makeRequest(options);
  }
});

Observed = Behavior.create({
  initialize : function(callback, options) {
    this.callback = callback.bind(this);
    this.options = options || {};
    this.observer = (this.element.nodeName == 'FORM') ? this._observeForm() : this._observeField();
  },
  stop: function() {
    this.observer.stop();
  },
  _observeForm: function() {
    return (this.options.frequency) ? new Form.Observer(this.element, this.options.frequency, this.callback) :
                                      new Form.EventObserver(this.element, this.callback);
  },
  _observeField: function() {
    return (this.options.frequency) ? new Form.Element.Observer(this.element, this.options.frequency, this.callback) :
                                      new Form.Element.EventObserver(this.element, this.callback);
  }
});



// script.aculo.us effects.js v1.8.0, Tue Nov 06 15:01:40 +0300 2007

// Copyright (c) 2005-2007 Thomas Fuchs (http://script.aculo.us, http://mir.aculo.us)
// Contributors:
//  Justin Palmer (http://encytemedia.com/)
//  Mark Pilgrim (http://diveintomark.org/)
//  Martin Bialasinki
// 
// script.aculo.us is freely distributable under the terms of an MIT-style license.
// For details, see the script.aculo.us web site: http://script.aculo.us/ 

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

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

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

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

Element.setContentZoom = function(element, percent) {
  element = $(element);  
  element.setStyle({fontSize: (percent/100) + 'em'});   
  if (Prototype.Browser.WebKit) window.scrollBy(0,0);
  return element;
};

Element.getInlineOpacity = function(element){
  return $(element).style.opacity || '';
};

Element.forceRerendering = function(element) {
  try {
    element = $(element);
    var n = document.createTextNode(' ');
    element.appendChild(n);
    element.removeChild(n);
  } catch(e) { }
};

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

var Effect = {
  _elementDoesNotExistError: {
    name: 'ElementDoesNotExistError',
    message: 'The specified DOM element does not exist, but is required for this effect to operate'
  },
  Transitions: {
    linear: Prototype.K,
    sinoidal: function(pos) {
      return (-Math.cos(pos*Math.PI)/2) + 0.5;
    },
    reverse: function(pos) {
      return 1-pos;
    },
    flicker: function(pos) {
      var pos = ((-Math.cos(pos*Math.PI)/4) + 0.75) + Math.random()/4;
      return pos > 1 ? 1 : pos;
    },
    wobble: function(pos) {
      return (-Math.cos(pos*Math.PI*(9*pos))/2) + 0.5;
    },
    pulse: function(pos, pulses) { 
      pulses = pulses || 5; 
      return (
        ((pos % (1/pulses)) * pulses).round() == 0 ? 
              ((pos * pulses * 2) - (pos * pulses * 2).floor()) : 
          1 - ((pos * pulses * 2) - (pos * pulses * 2).floor())
        );
    },
    spring: function(pos) { 
      return 1 - (Math.cos(pos * 4.5 * Math.PI) * Math.exp(-pos * 6)); 
    },
    none: function(pos) {
      return 0;
    },
    full: function(pos) {
      return 1;
    }
  },
  DefaultOptions: {
    duration:   1.0,   // seconds
    fps:        100,   // 100= assume 66fps max.
    sync:       false, // true for combining
    from:       0.0,
    to:         1.0,
    delay:      0.0,
    queue:      'parallel'
  },
  tagifyText: function(element) {
    var tagifyStyle = 'position:relative';
    if (Prototype.Browser.IE) tagifyStyle += ';zoom:1';
    
    element = $(element);
    $A(element.childNodes).each( function(child) {
      if (child.nodeType==3) {
        child.nodeValue.toArray().each( function(character) {
          element.insertBefore(
            new Element('span', {style: tagifyStyle}).update(
              character == ' ' ? String.fromCharCode(160) : character), 
              child);
        });
        Element.remove(child);
      }
    });
  },
  multiple: function(element, effect) {
    var elements;
    if (((typeof element == 'object') || 
        Object.isFunction(element)) && 
       (element.length))
      elements = element;
    else
      elements = $(element).childNodes;
      
    var options = Object.extend({
      speed: 0.1,
      delay: 0.0
    }, arguments[2] || { });
    var masterDelay = options.delay;

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

Effect.DefaultOptions.transition = Effect.Transitions.sinoidal;

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

Effect.ScopedQueue = Class.create(Enumerable, {
  initialize: function() {
    this.effects  = [];
    this.interval = null;    
  },
  _each: function(iterator) {
    this.effects._each(iterator);
  },
  add: function(effect) {
    var timestamp = new Date().getTime();
    
    var position = Object.isString(effect.options.queue) ? 
      effect.options.queue : effect.options.queue.position;
    
    switch(position) {
      case 'front':
        // move unstarted effects after this effect  
        this.effects.findAll(function(e){ return e.state=='idle' }).each( function(e) {
            e.startOn  += effect.finishOn;
            e.finishOn += effect.finishOn;
          });
        break;
      case 'with-last':
        timestamp = this.effects.pluck('startOn').max() || timestamp;
        break;
      case 'end':
        // start effect after last queued effect has finished
        timestamp = this.effects.pluck('finishOn').max() || timestamp;
        break;
    }
    
    effect.startOn  += timestamp;
    effect.finishOn += timestamp;

    if (!effect.options.queue.limit || (this.effects.length < effect.options.queue.limit))
      this.effects.push(effect);
    
    if (!this.interval)
      this.interval = setInterval(this.loop.bind(this), 15);
  },
  remove: function(effect) {
    this.effects = this.effects.reject(function(e) { return e==effect });
    if (this.effects.length == 0) {
      clearInterval(this.interval);
      this.interval = null;
    }
  },
  loop: function() {
    var timePos = new Date().getTime();
    for(var i=0, len=this.effects.length;i<len;i++) 
      this.effects[i] && this.effects[i].loop(timePos);
  }
});

Effect.Queues = {
  instances: $H(),
  get: function(queueName) {
    if (!Object.isString(queueName)) return queueName;
    
    return this.instances.get(queueName) ||
      this.instances.set(queueName, new Effect.ScopedQueue());
  }
};
Effect.Queue = Effect.Queues.get('global');

Effect.Base = Class.create({
  position: null,
  start: function(options) {
    function codeForEvent(options,eventName){
      return (
        (options[eventName+'Internal'] ? 'this.options.'+eventName+'Internal(this);' : '') +
        (options[eventName] ? 'this.options.'+eventName+'(this);' : '')
      );
    }
    if (options && options.transition === false) options.transition = Effect.Transitions.linear;
    this.options      = Object.extend(Object.extend({ },Effect.DefaultOptions), options || { });
    this.currentFrame = 0;
    this.state        = 'idle';
    this.startOn      = this.options.delay*1000;
    this.finishOn     = this.startOn+(this.options.duration*1000);
    this.fromToDelta  = this.options.to-this.options.from;
    this.totalTime    = this.finishOn-this.startOn;
    this.totalFrames  = this.options.fps*this.options.duration;
    
    eval('this.render = function(pos){ '+
      'if (this.state=="idle"){this.state="running";'+
      codeForEvent(this.options,'beforeSetup')+
      (this.setup ? 'this.setup();':'')+ 
      codeForEvent(this.options,'afterSetup')+
      '};if (this.state=="running"){'+
      'pos=this.options.transition(pos)*'+this.fromToDelta+'+'+this.options.from+';'+
      'this.position=pos;'+
      codeForEvent(this.options,'beforeUpdate')+
      (this.update ? 'this.update(pos);':'')+
      codeForEvent(this.options,'afterUpdate')+
      '}}');
    
    this.event('beforeStart');
    if (!this.options.sync)
      Effect.Queues.get(Object.isString(this.options.queue) ? 
        'global' : this.options.queue.scope).add(this);
  },
  loop: function(timePos) {
    if (timePos >= this.startOn) {
      if (timePos >= this.finishOn) {
        this.render(1.0);
        this.cancel();
        this.event('beforeFinish');
        if (this.finish) this.finish(); 
        this.event('afterFinish');
        return;  
      }
      var pos   = (timePos - this.startOn) / this.totalTime,
          frame = (pos * this.totalFrames).round();
      if (frame > this.currentFrame) {
        this.render(pos);
        this.currentFrame = frame;
      }
    }
  },
  cancel: function() {
    if (!this.options.sync)
      Effect.Queues.get(Object.isString(this.options.queue) ? 
        'global' : this.options.queue.scope).remove(this);
    this.state = 'finished';
  },
  event: function(eventName) {
    if (this.options[eventName + 'Internal']) this.options[eventName + 'Internal'](this);
    if (this.options[eventName]) this.options[eventName](this);
  },
  inspect: function() {
    var data = $H();
    for(property in this)
      if (!Object.isFunction(this[property])) data.set(property, this[property]);
    return '#<Effect:' + data.inspect() + ',options:' + $H(this.options).inspect() + '>';
  }
});

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

Effect.Tween = Class.create(Effect.Base, {
  initialize: function(object, from, to) {
    object = Object.isString(object) ? $(object) : object;
    var args = $A(arguments), method = args.last(), 
      options = args.length == 5 ? args[3] : null;
    this.method = Object.isFunction(method) ? method.bind(object) :
      Object.isFunction(object[method]) ? object[method].bind(object) : 
      function(value) { object[method] = value };
    this.start(Object.extend({ from: from, to: to }, options || { }));
  },
  update: function(position) {
    this.method(position);
  }
});

Effect.Event = Class.create(Effect.Base, {
  initialize: function() {
    this.start(Object.extend({ duration: 0 }, arguments[0] || { }));
  },
  update: Prototype.emptyFunction
});

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

Effect.Move = Class.create(Effect.Base, {
  initialize: function(element) {
    this.element = $(element);
    if (!this.element) throw(Effect._elementDoesNotExistError);
    var options = Object.extend({
      x:    0,
      y:    0,
      mode: 'relative'
    }, arguments[1] || { });
    this.start(options);
  },
  setup: function() {
    this.element.makePositioned();
    this.originalLeft = parseFloat(this.element.getStyle('left') || '0');
    this.originalTop  = parseFloat(this.element.getStyle('top')  || '0');
    if (this.options.mode == 'absolute') {
      this.options.x = this.options.x - this.originalLeft;
      this.options.y = this.options.y - this.originalTop;
    }
  },
  update: function(position) {
    this.element.setStyle({
      left: (this.options.x  * position + this.originalLeft).round() + 'px',
      top:  (this.options.y  * position + this.originalTop).round()  + 'px'
    });
  }
});

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

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

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

Effect.ScrollTo = function(element) {
  var options = arguments[1] || { },
    scrollOffsets = document.viewport.getScrollOffsets(),
    elementOffsets = $(element).cumulativeOffset(),
    max = (window.height || document.body.scrollHeight) - document.viewport.getHeight();  

  if (options.offset) elementOffsets[1] += options.offset;

  return new Effect.Tween(null,
    scrollOffsets.top,
    elementOffsets[1] > max ? max : elementOffsets[1],
    options,
    function(p){ scrollTo(scrollOffsets.left, p.round()) }
  );
};

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

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

Effect.Appear = function(element) {
  element = $(element);
  var options = Object.extend({
  from: (element.getStyle('display') == 'none' ? 0.0 : element.getOpacity() || 0.0),
  to:   1.0,
  // force Safari to render floated elements properly
  afterFinishInternal: function(effect) {
    effect.element.forceRerendering();
  },
  beforeSetup: function(effect) {
    effect.element.setOpacity(effect.options.from).show(); 
  }}, arguments[1] || { });
  return new Effect.Opacity(element,options);
};

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

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

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

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

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

Effect.Shake = function(element) {
  element = $(element);
  var options = Object.extend({
    distance: 20,
    duration: 0.5
  }, arguments[1] || {});
  var distance = parseFloat(options.distance);
  var split = parseFloat(options.duration) / 10.0;
  var oldStyle = {
    top: element.getStyle('top'),
    left: element.getStyle('left') };
    return new Effect.Move(element,
      { x:  distance, y: 0, duration: split, afterFinishInternal: function(effect) {
    new Effect.Move(effect.element,
      { x: -distance*2, y: 0, duration: split*2,  afterFinishInternal: function(effect) {
    new Effect.Move(effect.element,
      { x:  distance*2, y: 0, duration: split*2,  afterFinishInternal: function(effect) {
    new Effect.Move(effect.element,
      { x: -distance*2, y: 0, duration: split*2,  afterFinishInternal: function(effect) {
    new Effect.Move(effect.element,
      { x:  distance*2, y: 0, duration: split*2,  afterFinishInternal: function(effect) {
    new Effect.Move(effect.element,
      { x: -distance, y: 0, duration: split, afterFinishInternal: function(effect) {
        effect.element.undoPositioned().setStyle(oldStyle);
  }}) }}) }}) }}) }}) }});
};

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

Effect.SlideUp = function(element) {
  element = $(element).cleanWhitespace();
  var oldInnerBottom = element.down().getStyle('bottom');
  var elementDimensions = element.getDimensions();
  return new Effect.Scale(element, window.opera ? 0 : 1,
   Object.extend({ scaleContent: false, 
    scaleX: false, 
    scaleMode: 'box',
    scaleFrom: 100,
    scaleMode: {originalHeight: elementDimensions.height, originalWidth: elementDimensions.width},
    restoreAfterFinish: true,
    afterSetup: function(effect) {
      effect.element.makePositioned();
      effect.element.down().makePositioned();
      if (window.opera) effect.element.setStyle({top: ''});
      effect.element.makeClipping().show();
    },  
    afterUpdateInternal: function(effect) {
      effect.element.down().setStyle({bottom:
        (effect.dims[0] - effect.element.clientHeight) + 'px' });
    },
    afterFinishInternal: function(effect) {
      effect.element.hide().undoClipping().undoPositioned();
      effect.element.down().undoPositioned().setStyle({bottom: oldInnerBottom});
    }
   }, arguments[1] || { })
  );
};

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

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

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

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

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

Effect.Pulsate = function(element) {
  element = $(element);
  var options    = arguments[1] || { };
  var oldOpacity = element.getInlineOpacity();
  var transition = options.transition || Effect.Transitions.sinoidal;
  var reverser   = function(pos){ return transition(1-Effect.Transitions.pulse(pos, options.pulses)) };
  reverser.bind(transition);
  return new Effect.Opacity(element, 
    Object.extend(Object.extend({  duration: 2.0, from: 0,
      afterFinishInternal: function(effect) { effect.element.setStyle({opacity: oldOpacity}); }
    }, options), {transition: reverser}));
};

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

Effect.Morph = Class.create(Effect.Base, {
  initialize: function(element) {
    this.element = $(element);
    if (!this.element) throw(Effect._elementDoesNotExistError);
    var options = Object.extend({
      style: { }
    }, arguments[1] || { });
    
    if (!Object.isString(options.style)) this.style = $H(options.style);
    else {
      if (options.style.include(':'))
        this.style = options.style.parseStyle();
      else {
        this.element.addClassName(options.style);
        this.style = $H(this.element.getStyles());
        this.element.removeClassName(options.style);
        var css = this.element.getStyles();
        this.style = this.style.reject(function(style) {
          return style.value == css[style.key];
        });
        options.afterFinishInternal = function(effect) {
          effect.element.addClassName(effect.options.style);
          effect.transforms.each(function(transform) {
            effect.element.style[transform.style] = '';
          });
        }
      }
    }
    this.start(options);
  },
  
  setup: function(){
    function parseColor(color){
      if (!color || ['rgba(0, 0, 0, 0)','transparent'].include(color)) color = '#ffffff';
      color = color.parseColor();
      return $R(0,2).map(function(i){
        return parseInt( color.slice(i*2+1,i*2+3), 16 ) 
      });
    }
    this.transforms = this.style.map(function(pair){
      var property = pair[0], value = pair[1], unit = null;

      if (value.parseColor('#zzzzzz') != '#zzzzzz') {
        value = value.parseColor();
        unit  = 'color';
      } else if (property == 'opacity') {
        value = parseFloat(value);
        if (Prototype.Browser.IE && (!this.element.currentStyle.hasLayout))
          this.element.setStyle({zoom: 1});
      } else if (Element.CSS_LENGTH.test(value)) {
          var components = value.match(/^([\+\-]?[0-9\.]+)(.*)$/);
          value = parseFloat(components[1]);
          unit = (components.length == 3) ? components[2] : null;
      }

      var originalValue = this.element.getStyle(property);
      return { 
        style: property.camelize(), 
        originalValue: unit=='color' ? parseColor(originalValue) : parseFloat(originalValue || 0), 
        targetValue: unit=='color' ? parseColor(value) : value,
        unit: unit
      };
    }.bind(this)).reject(function(transform){
      return (
        (transform.originalValue == transform.targetValue) ||
        (
          transform.unit != 'color' &&
          (isNaN(transform.originalValue) || isNaN(transform.targetValue))
        )
      )
    });
  },
  update: function(position) {
    var style = { }, transform, i = this.transforms.length;
    while(i--)
      style[(transform = this.transforms[i]).style] = 
        transform.unit=='color' ? '#'+
          (Math.round(transform.originalValue[0]+
            (transform.targetValue[0]-transform.originalValue[0])*position)).toColorPart() +
          (Math.round(transform.originalValue[1]+
            (transform.targetValue[1]-transform.originalValue[1])*position)).toColorPart() +
          (Math.round(transform.originalValue[2]+
            (transform.targetValue[2]-transform.originalValue[2])*position)).toColorPart() :
        (transform.originalValue +
          (transform.targetValue - transform.originalValue) * position).toFixed(3) + 
            (transform.unit === null ? '' : transform.unit);
    this.element.setStyle(style, true);
  }
});

Effect.Transform = Class.create({
  initialize: function(tracks){
    this.tracks  = [];
    this.options = arguments[1] || { };
    this.addTracks(tracks);
  },
  addTracks: function(tracks){
    tracks.each(function(track){
      track = $H(track);
      var data = track.values().first();
      this.tracks.push($H({
        ids:     track.keys().first(),
        effect:  Effect.Morph,
        options: { style: data }
      }));
    }.bind(this));
    return this;
  },
  play: function(){
    return new Effect.Parallel(
      this.tracks.map(function(track){
        var ids = track.get('ids'), effect = track.get('effect'), options = track.get('options');
        var elements = [$(ids) || $$(ids)].flatten();
        return elements.map(function(e){ return new effect(e, Object.extend({ sync:true }, options)) });
      }).flatten(),
      this.options
    );
  }
});

Element.CSS_PROPERTIES = $w(
  'backgroundColor backgroundPosition borderBottomColor borderBottomStyle ' + 
  'borderBottomWidth borderLeftColor borderLeftStyle borderLeftWidth ' +
  'borderRightColor borderRightStyle borderRightWidth borderSpacing ' +
  'borderTopColor borderTopStyle borderTopWidth bottom clip color ' +
  'fontSize fontWeight height left letterSpacing lineHeight ' +
  'marginBottom marginLeft marginRight marginTop markerOffset maxHeight '+
  'maxWidth minHeight minWidth opacity outlineColor outlineOffset ' +
  'outlineWidth paddingBottom paddingLeft paddingRight paddingTop ' +
  'right textIndent top width wordSpacing zIndex');
  
Element.CSS_LENGTH = /^(([\+\-]?[0-9\.]+)(em|ex|px|in|cm|mm|pt|pc|\%))|0$/;

String.__parseStyleElement = document.createElement('div');
String.prototype.parseStyle = function(){
  var style, styleRules = $H();
  if (Prototype.Browser.WebKit)
    style = new Element('div',{style:this}).style;
  else {
    String.__parseStyleElement.innerHTML = '<div style="' + this + '"></div>';
    style = String.__parseStyleElement.childNodes[0].style;
  }
  
  Element.CSS_PROPERTIES.each(function(property){
    if (style[property]) styleRules.set(property, style[property]); 
  });
  
  if (Prototype.Browser.IE && this.include('opacity'))
    styleRules.set('opacity', this.match(/opacity:\s*((?:0|1)?(?:\.\d*)?)/)[1]);

  return styleRules;
};

if (document.defaultView && document.defaultView.getComputedStyle) {
  Element.getStyles = function(element) {
    var css = document.defaultView.getComputedStyle($(element), null);
    return Element.CSS_PROPERTIES.inject({ }, function(styles, property) {
      styles[property] = css[property];
      return styles;
    });
  };
} else {
  Element.getStyles = function(element) {
    element = $(element);
    var css = element.currentStyle, styles;
    styles = Element.CSS_PROPERTIES.inject({ }, function(hash, property) {
      hash.set(property, css[property]);
      return hash;
    });
    if (!styles.opacity) styles.set('opacity', element.getOpacity());
    return styles;
  };
};

Effect.Methods = {
  morph: function(element, style) {
    element = $(element);
    new Effect.Morph(element, Object.extend({ style: style }, arguments[2] || { }));
    return element;
  },
  visualEffect: function(element, effect, options) {
    element = $(element)
    var s = effect.dasherize().camelize(), klass = s.charAt(0).toUpperCase() + s.substring(1);
    new Effect[klass](element, options);
    return element;
  },
  highlight: function(element, options) {
    element = $(element);
    new Effect.Highlight(element, options);
    return element;
  }
};

$w('fade appear grow shrink fold blindUp blindDown slideUp slideDown '+
  'pulsate shake puff squish switchOff dropOut').each(
  function(effect) { 
    Effect.Methods[effect] = function(element, options){
      element = $(element);
      Effect[effect.charAt(0).toUpperCase() + effect.substring(1)](element, options);
      return element;
    }
  }
);

$w('getInlineOpacity forceRerendering setContentZoom collectTextNodes collectTextNodesIgnoreClass getStyles').each( 
  function(f) { Effect.Methods[f] = Element[f]; }
);

Element.addMethods(Effect.Methods);


// lightwindow.js v2.0
//
// Copyright (c) 2007 stickmanlabs
// Author: Kevin P Miller | http://www.stickmanlabs.com
// 
// LightWindow is freely distributable under the terms of an MIT-style license.
//
// I don't care what you think about the file size...
//   Be a pro: 
//	    http://www.thinkvitamin.com/features/webapps/serving-javascript-fast
//      http://rakaz.nl/item/make_your_pages_load_faster_by_combining_and_compressing_javascript_and_css_files
//

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

if(typeof Effect == 'undefined')
  throw("lightwindow.js requires including script.aculo.us' effects.js library!");

// This will stop image flickering in IE6 when elements with images are moved
try {
	document.execCommand("BackgroundImageCache", false, true);
} catch(e) {}

var lightwindow = Class.create();	
lightwindow.prototype = {
	//
	//	Setup Variables
	//
	element : null,
	contentToFetch : null,
	windowActive : false,
	dataEffects : [],
	dimensions : {
		cruft : null,
		container : null,
		viewport : {
			height : null,
			width : null,
			offsetTop : null,
			offsetLeft : null
		}
	},
	pagePosition : {
		x : 0,
		y : 0
	},
	pageDimensions : {
		width : null,
		height : null
	},
	preloadImage : [],
	preloadedImage : [],
	galleries : [],
	resizeTo : {
		height : null,
		heightPercent : null,
		width : null,
		widthPercent : null,
		fixedTop : null,
		fixedLeft : null
	},
	scrollbarOffset : 18,
	navigationObservers : {
		previous : null,
		next : null
	},
	containerChange : {
		height : 0,
		width : 0
	},
	activeGallery : false,
	galleryLocation : {
		current : 0,
		total : 0
	},
	//
	//	Initialize the lightwindow.
	//
	initialize : function(options) {
		this.options = Object.extend({
			resizeSpeed : 8,
			contentOffset : {
				height : 0,
				width : 0
			},
			dimensions : {
				image : {height : 250, width : 250},
				page : {height : 250, width : 250},
				inline : {height : 250, width : 250},
				media : {height : 250, width : 250},
				external : {height : 250, width : 250},
				titleHeight : 25
			},
			classNames : {	
				standard : 'lightwindow',
				action : 'lightwindow_action'
			},
			fileTypes : {
				page : ['asp', 'aspx', 'cgi', 'cfm', 'htm', 'html', 'pl', 'php4', 'php3', 'php', 'php5', 'phtml', 'rhtml', 'shtml', 'txt', 'vbs', 'rb'],
				media : ['aif', 'aiff', 'asf', 'avi', 'divx', 'm1v', 'm2a', 'm2v', 'm3u', 'mid', 'midi', 'mov', 'moov', 'movie', 'mp2', 'mp3', 'mpa', 'mpa', 'mpe', 'mpeg', 'mpg', 'mpg', 'mpga', 'pps', 'qt', 'rm', 'ram', 'swf', 'viv', 'vivo', 'wav'],
				image : ['bmp', 'gif', 'jpg', 'png', 'tiff']
			},
			mimeTypes : {
				avi : 'video/avi',
				aif : 'audio/aiff',
				aiff : 'audio/aiff',
				gif : 'image/gif',
				bmp : 'image/bmp',
				jpeg : 'image/jpeg',
				m1v : 'video/mpeg',
				m2a : 'audio/mpeg',
				m2v : 'video/mpeg',
				m3u : 'audio/x-mpequrl',
				mid : 'audio/x-midi',
				midi : 'audio/x-midi',
				mjpg : 'video/x-motion-jpeg',
				moov : 'video/quicktime',
				mov : 'video/quicktime',
				movie : 'video/x-sgi-movie',
				mp2 : 'audio/mpeg',
				mp3 : 'audio/mpeg3',
				mpa : 'audio/mpeg',
				mpa : 'video/mpeg',
				mpe : 'video/mpeg',
				mpeg : 'video/mpeg',
				mpg : 'audio/mpeg',
				mpg : 'video/mpeg',
				mpga : 'audio/mpeg',
				pdf : 'application/pdf',
				png : 'image/png',
				pps : 'application/mspowerpoint',
				qt : 'video/quicktime',
				ram : 'audio/x-pn-realaudio-plugin',
				rm : 'application/vnd.rn-realmedia',
				swf	: 'application/x-shockwave-flash',
				tiff : 'image/tiff',
				viv : 'video/vivo',
				vivo : 'video/vivo',
				wav : 'audio/wav',
				wmv : 'application/x-mplayer2'			
			},	
			classids : {
				mov : 'clsid:02BF25D5-8C17-4B23-BC80-D3488ABDDC6B',
				swf : 'clsid:D27CDB6E-AE6D-11cf-96B8-444553540000',
				wmv : 'clsid:6BF52A52-394A-11d3-B153-00C04F79FAA6'
			},
			codebases : {
				mov : 'http://www.apple.com/qtactivex/qtplugin.cab#version=6,0,2,0',
				swf : 'http://fpdownload.macromedia.com/pub/shockwave/cabs/flash/swflash.cab#version=7,0,0,0',
				wmv : 'http://activex.microsoft.com/activex/controls/mplayer/en/nsmp2inf.cab#Version=6,4,5,715'
			},	
			viewportPadding : 10,
			EOLASFix : 'swf,wmv,fla,flv',
			overlay : {
				opacity : 0.7,
				image : '/js/lightwindow/black.png',
				presetImage : '/js/lightwindow/black-70.png'
			},
			skin : 	{
				main : 	'<div id="lightwindow_container" >'+
							'<div id="lightwindow_title_bar" >'+
								'<div id="lightwindow_title_bar_inner" >'+
									'<span id="lightwindow_title_bar_title"></span>'+
									'<a id="lightwindow_title_bar_close_link" >close</a>'+
								'</div>'+
							'</div>'+
							'<div id="lightwindow_stage" >'+
								'<div id="lightwindow_contents" >'+
								'</div>'+
								'<div id="lightwindow_navigation" >'+
									'<a href="#" id="lightwindow_previous" >'+
										'<span id="lightwindow_previous_title"></span>'+
									'</a>'+
									'<a href="#" id="lightwindow_next" >'+
										'<span id="lightwindow_next_title"></span>'+
									'</a>'+
									'<iframe name="lightwindow_navigation_shim" id="lightwindow_navigation_shim" src="javascript:false;" frameBorder="0" scrolling="no"></iframe>'+
								'</div>'+								
								'<div id="lightwindow_galleries">'+
									'<div id="lightwindow_galleries_tab_container" >'+
										'<a href="#" id="lightwindow_galleries_tab" >'+
											'<span id="lightwindow_galleries_tab_span" class="up" >Galleries</span>'+
										'</a>'+
									'</div>'+
									'<div id="lightwindow_galleries_list" >'+
									'</div>'+
								'</div>'+
							'</div>'+
							'<div id="lightwindow_data_slide" >'+
								'<div id="lightwindow_data_slide_inner" >'+
									'<div id="lightwindow_data_details" >'+
										'<div id="lightwindow_data_gallery_container" >'+
											'<span id="lightwindow_data_gallery_current"></span>'+
											' of '+
											'<span id="lightwindow_data_gallery_total"></span>'+
										'</div>'+
										'<div id="lightwindow_data_author_container" >'+
											'by <span id="lightwindow_data_author"></span>'+
										'</div>'+
									'</div>'+
									'<div id="lightwindow_data_caption" >'+
									'</div>'+
								'</div>'+
							'</div>'+
						'</div>',	
				loading : 	'<div id="lightwindow_loading" >'+
								'<img src="/js/lightwindow/ajax-loading.gif" alt="loading" />'+
								'<span>Loading or <a href="javascript: myLightWindow.deactivate();">Cancel</a></span>'+
								'<iframe name="lightwindow_loading_shim" id="lightwindow_loading_shim" src="javascript:false;" frameBorder="0" scrolling="no"></iframe>'+
							'</div>',
				iframe : 	'<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">'+
							'<html xmlns="http://www.w3.org/1999/xhtml">'+
								'<body>'+
									'{body_replace}'+
								'</body>'+
							'</html>',
				gallery : {
					top :		'<div class="lightwindow_galleries_list">'+
									'<h1>{gallery_title_replace}</h1>'+
									'<ul>',
					middle : 			'<li>'+
											'{gallery_link_replace}'+
										'</li>',
					bottom : 		'</ul>'+
								'</div>'
				}
			},
			formMethod : 'get',
			hideFlash : false,
			hideGalleryTab : false,
			showTitleBar : true,
			animationHandler : false,
			navigationHandler : false,
			transitionHandler : false,
			finalAnimationHandler : false,
			formHandler : false,
			galleryAnimationHandler : false,
			showGalleryCount : true
		}, options || {});
		this.duration = ((11-this.options.resizeSpeed)*0.15);
		this._setupLinks();
		this._getScroll();
		this._getPageDimensions();
		this._browserDimensions();
		this._addLightWindowMarkup(false);
		this._setupDimensions(); 
		this.buildGalleryList();
	},
	//
	//	Activate the lightwindow.
	//
	activate : function(e, link){		
		// Clear out the window Contents
		this._clearWindowContents(true);
			
		// Add back in out loading panel
		this._addLoadingWindowMarkup();

		// Setup the element properties
		this._setupWindowElements(link);
		
		// Setup everything
		this._getScroll();
		this._browserDimensions();
		this._setupDimensions();
		this._toggleTroubleElements('hidden', false);
		this._displayLightWindow('block', 'hidden');
		this._setStatus(true);
		this._monitorKeyboard(true);
		this._prepareIE(true);
		this._loadWindow();
	},
	//
	//	Turn off the window
	//
	deactivate : function(){
		// The window is not active
		this.windowActive = false;
		
		// There is no longer a gallery active
		this.activeGallery = false;
		if (!this.options.hideGalleryTab) {
			this._handleGalleryAnimation(false);
		}
		
		// Kill the animation
		this.animating = false;
		
		// Clear our element
		this.element = null;
		
		// hide the window.
		this._displayLightWindow('none', 'visible');
		
		// Clear out the window Contents
		this._clearWindowContents(false);
		
		// Stop all animation
		var queue = Effect.Queues.get('lightwindowAnimation').each(function(e){e.cancel();});
		
		// Undo the setup
		this._prepareIE(false);
		this._setupDimensions();
		this._toggleTroubleElements('visible', false);	
		this._monitorKeyboard(false);	
	},
	//
	//  Initialize specific window
	//
	createWindow : function(element, attributes) {
		this._processLink($(element));
	},
	//
	//  Open a Window from a hash of attributes
	//
	activateWindow : function(options) {
		this.element = Object.extend({
			href : null,
			title : null,
			author : null,
			caption : null,
			rel : null,
			top : null,
			left : null,
			type : null,
			showImages : null,
			height : null,
			width : null,
			loadingAnimation : null,
			iframeEmbed : null,
			form : null
		}, options || {});
		
		// Set the window type
		this.contentToFetch = this.element.href;
		this.windowType = this.element.type ? this.element.type : this._fileType(this.element.href);	
		
		// Clear out the window Contents
		this._clearWindowContents(true);
			
		// Add back in out loading panel
		this._addLoadingWindowMarkup();
		
		// Setup everything
		this._getScroll();
		this._browserDimensions();
		this._setupDimensions();
		this._toggleTroubleElements('hidden', false);
		this._displayLightWindow('block', 'hidden');
		this._setStatus(true);
		this._monitorKeyboard(true);
		this._prepareIE(true);
		this._loadWindow();
	},
	//
	//  Fire off our Form handler
	//
	submitForm : function(e) {
		if (this.options.formHandler) {
			this.options.formHandler(e);
		} else {
			this._defaultFormHandler(e);
		}
	},
	//
	//	Reload the window with another location
	//
	openWindow : function(element) {
		var element = $(element);

		// The window is active
		this.windowActive = true;
		
		// Clear out the window Contents
		this._clearWindowContents(true);
		
		// Add back in out loading panel
		this._addLoadingWindowMarkup();
		
		// Setup the element properties
		this._setupWindowElements(element);

		this._setStatus(true);
		this._handleTransition();
	},
	//
	//  Navigate the window
	//
	navigateWindow : function(direction) {
		this._handleNavigation(false);
		if (direction == 'previous') {
			this.openWindow(this.navigationObservers.previous);
		} else if (direction == 'next'){ 
			this.openWindow(this.navigationObservers.next);
		}
	},
	//
	//  Build the Gallery List and Load it
	//
	buildGalleryList : function() {
		var output = '';
		var galleryLink;
		for (i in this.galleries) {
			if (typeof this.galleries[i] == 'object') {
				output += (this.options.skin.gallery.top).replace('{gallery_title_replace}', unescape(i));
				for (j in this.galleries[i]) {
					if (typeof this.galleries[i][j] == 'object') {						
						galleryLink = '<a href="#" id="lightwindow_gallery_'+i+'_'+j+'" >'+unescape(j)+'</a>';
						output += (this.options.skin.gallery.middle).replace('{gallery_link_replace}', galleryLink);
					}
				}
				output += this.options.skin.gallery.bottom;
			}
		}
		new Insertion.Top('lightwindow_galleries_list', output);
		
		// Attach Events
		for (i in this.galleries) {
			if (typeof this.galleries[i] == 'object') {
				for (j in this.galleries[i]) {
					if (typeof this.galleries[i][j] == 'object') {
						Event.observe($('lightwindow_gallery_'+i+'_'+j), 'click', this.openWindow.bind(this, this.galleries[i][j][0]), false);
						$('lightwindow_gallery_'+i+'_'+j).onclick = function() {return false;};	
					}
				}
			}
		}
	},
	// 
	//  Set Links Up
	//
	_setupLinks : function() {
		var links = $$('.'+this.options.classNames.standard);
		links.each(function(link) {
			this._processLink(link);
		}.bind(this));	
	},
	//
	//  Process a Link
	//
	_processLink : function(link) {
		if ((this._fileType(link.getAttribute('href')) == 'image' || this._fileType(link.getAttribute('href')) == 'media')) {
			if (gallery = this._getGalleryInfo(link.rel)) {
				if (!this.galleries[gallery[0]]) {
					this.galleries[gallery[0]] = new Array();
				}
				if (!this.galleries[gallery[0]][gallery[1]]) {
					this.galleries[gallery[0]][gallery[1]] = new Array();
				}
				this.galleries[gallery[0]][gallery[1]].push(link);
			}
		}
		
		// Take care of our inline content
		var url = link.getAttribute('href');
		if (url.indexOf('?') > -1) {
			url = url.substring(0, url.indexOf('?'));
		}
		
		var container = url.substring(url.indexOf('#')+1);
		if($(container)) {
			$(container).setStyle({
				display : 'none'
			});
		}
		
		Event.observe(link, 'click', this.activate.bindAsEventListener(this, link), false);
		link.onclick = function() {return false;};		
	},
	//
	//	Setup our actions
	//
	_setupActions : function() {
		var links = $$('#lightwindow_container .'+this.options.classNames.action);
		links.each(function(link) {
			Event.observe(link, 'click', this[link.getAttribute('rel')].bindAsEventListener(this, link), false);
			link.onclick = function() {return false;};
		}.bind(this));
	},
	//
	//	Add the markup to the page.
	//
	_addLightWindowMarkup : function(rebuild) {
		var overlay = Element.extend(document.createElement('div'));
		overlay.setAttribute('id', 'lightwindow_overlay');		
		// FF Mac has a problem with putting Flash above a layer without a 100% opacity background, so we need to use a pre-made
		if (Prototype.Browser.Gecko) {
			overlay.setStyle({
				backgroundImage: 'url('+this.options.overlay.presetImage+')',
				backgroundRepeat: 'repeat',
				height: this.pageDimensions.height+'px'
			});			
		} else {
			overlay.setStyle({
				opacity: this.options.overlay.opacity,
				backgroundImage: 'url('+this.options.overlay.image+')',
				backgroundRepeat: 'repeat',
				height: this.pageDimensions.height+'px'
			});
		}
		
		var lw = document.createElement('div');
		lw.setAttribute('id', 'lightwindow');
		lw.innerHTML = this.options.skin.main;
		
		var body = document.getElementsByTagName('body')[0];
		body.appendChild(overlay);
		body.appendChild(lw);	
				
		if ($('lightwindow_title_bar_close_link')) {
			Event.observe('lightwindow_title_bar_close_link', 'click', this.deactivate.bindAsEventListener(this));
			$('lightwindow_title_bar_close_link').onclick = function() {return false;};
		}
			
		Event.observe($('lightwindow_previous'), 'click', this.navigateWindow.bind(this, 'previous'), false);
		$('lightwindow_previous').onclick = function() {return false;};		
		Event.observe($('lightwindow_next'), 'click', this.navigateWindow.bind(this, 'next'), false);
		$('lightwindow_next').onclick = function() {return false;};

		if (!this.options.hideGalleryTab) {
			Event.observe($('lightwindow_galleries_tab'), 'click', this._handleGalleryAnimation.bind(this, true), false);
			$('lightwindow_galleries_tab').onclick = function() {return false;};
		}
		
		// Because we use position absolute, kill the scroll Wheel on animations
		if (Prototype.Browser.IE) {
			Event.observe(document, 'mousewheel', this._stopScrolling.bindAsEventListener(this), false);
		} else {
			Event.observe(window, 'DOMMouseScroll', this._stopScrolling.bindAsEventListener(this), false);
		}
				
		Event.observe(overlay, 'click', this.deactivate.bindAsEventListener(this), false);
		overlay.onclick = function() {return false;};
	},
	//
	//  Add loading window markup
	//
	_addLoadingWindowMarkup : function() {
		$('lightwindow_contents').innerHTML += this.options.skin.loading;
	},
	//
	//  Setup the window elements
	//
	_setupWindowElements : function(link) {
		this.element = link;
		this.element.title = null ? '' : link.getAttribute('title');
		this.element.author = null ? '' : link.getAttribute('author');
		this.element.caption = null ? '' : link.getAttribute('caption');
		this.element.rel = null ? '' : link.getAttribute('rel');
		this.element.params = null ? '' : link.getAttribute('params');

		// Set the window type
		this.contentToFetch = this.element.href;
		this.windowType = this._getParameter('lightwindow_type') ? this._getParameter('lightwindow_type') : this._fileType(this.contentToFetch);	
	},
	//
	//  Clear the window contents out
	//
	_clearWindowContents : function(contents) {
		// If there is an iframe, its got to go
		if ($('lightwindow_iframe')) {
			Element.remove($('lightwindow_iframe'));
		}

		// Stop playing an object if its still around
		if ($('lightwindow_media_primary')) {
			try {
				$('lightwindow_media_primary').Stop();
			} catch(e) {}
			Element.remove($('lightwindow_media_primary'));
		}

		// Stop playing an object if its still around		
		if ($('lightwindow_media_secondary')) {
			try {
				$('lightwindow_media_secondary').Stop();
			} catch(e) {}
			Element.remove($('lightwindow_media_secondary'));
		}
		
		this.activeGallery = false;
		this._handleNavigation(this.activeGallery);
		
		if (contents) {
			// Empty the contents
			$('lightwindow_contents').innerHTML = '';
			
			// Reset the scroll bars
			$('lightwindow_contents').setStyle({
				overflow: 'hidden'
			});		
			
			if (!this.windowActive) {
				$('lightwindow_data_slide_inner').setStyle({
					display: 'none'
				});

				$('lightwindow_title_bar_title').innerHTML = '';
			}

			// Because of browser differences and to maintain flexible captions we need to reset this height at close
			$('lightwindow_data_slide').setStyle({
				height: 'auto'
			});
		}
		
		this.resizeTo.height = null;
		this.resizeTo.width = null;
	},
	//
	//	Set the status of our animation to keep things from getting clunky
	//
	_setStatus : function(status) {
		this.animating = status;
		if (status) {
			Element.show('lightwindow_loading');
		}
		if (!(/MSIE 6./i.test(navigator.userAgent))) {
			this._fixedWindow(status);
		}
	},
	//
	//  Make this window Fixed
	//
	_fixedWindow : function(status) {
		if (status) {
			if (this.windowActive) {
				this._getScroll();
				$('lightwindow').setStyle({
					position: 'absolute',
					top: parseFloat($('lightwindow').getStyle('top'))+this.pagePosition.y+'px',
					left: parseFloat($('lightwindow').getStyle('left'))+this.pagePosition.x+'px'
				});		
			} else {
				$('lightwindow').setStyle({
					position: 'absolute'
				});						
			}
		} else {
			if (this.windowActive) {
				this._getScroll();
				$('lightwindow').setStyle({
					position: 'fixed',
					top: parseFloat($('lightwindow').getStyle('top'))-this.pagePosition.y+'px',
					left: parseFloat($('lightwindow').getStyle('left'))-this.pagePosition.x+'px'
				});		
			} else {
				if ($('lightwindow_iframe')) {
					// Ideally here we would set a 50% value for top and left, but Safari rears it ugly head again and we need to do it by pixels
					this._browserDimensions();
				}
				$('lightwindow').setStyle({
					position: 'fixed',
					top: (parseFloat(this._getParameter('lightwindow_top')) ? parseFloat(this._getParameter('lightwindow_top'))+'px' : this.dimensions.viewport.height/2+'px'),
					left: (parseFloat(this._getParameter('lightwindow_left')) ? parseFloat(this._getParameter('lightwindow_left'))+'px' : this.dimensions.viewport.width/2+'px')
				});
			}
		}
	},
	//
	//	Prepare the window for IE.
	//
	_prepareIE : function(setup) {
		if (Prototype.Browser.IE) {
			var height, overflowX, overflowY;
			if (setup) { 
				var height = '100%';
			} else {
				var height = 'auto';
			}
			var body = document.getElementsByTagName('body')[0];
			var html = document.getElementsByTagName('html')[0];
			html.style.height = body.style.height = height;
		}
	},
	_stopScrolling : function(e) {
		if (this.animating) {
			if (e.preventDefault) {
				e.preventDefault();
			}
			e.returnValue = false;		
		}
	},
	//
	//	Get the scroll for the page.
	//
	_getScroll : function(){
      	if(typeof(window.pageYOffset) == 'number') {
        	this.pagePosition.x = window.pageXOffset;
        	this.pagePosition.y = window.pageYOffset;
      	} else if(document.body && (document.body.scrollLeft || document.body.scrollTop)) {
	       	this.pagePosition.x = document.body.scrollLeft;
        	this.pagePosition.y = document.body.scrollTop;
		} else if(document.documentElement) {
        	this.pagePosition.x = document.documentElement.scrollLeft;
        	this.pagePosition.y = document.documentElement.scrollTop;
      	}
	},
	//
	//	Reset the scroll.
	//
	_setScroll : function(x, y) {
		document.documentElement.scrollLeft = x; 
		document.documentElement.scrollTop = y; 
	},
	//
	//	Hide Selects from the page because of IE.
	//     We could use iframe shims instead here but why add all the extra markup for one browser when this is much easier and cleaner
	//
	_toggleTroubleElements : function(visibility, content){
		
		if (content) {
			var selects = $('lightwindow_contents').getElementsByTagName('select');
		} else {
			var selects = document.getElementsByTagName('select');
		}
		
		for(var i = 0; i < selects.length; i++) {
			selects[i].style.visibility = visibility;
		}
		
		if (!content) {
			if (this.options.hideFlash){
				var objects = document.getElementsByTagName('object');
				for (i = 0; i != objects.length; i++) {
					objects[i].style.visibility = visibility;
				}
				var embeds = document.getElementsByTagName('embed');
				for (i = 0; i != embeds.length; i++) {
					embeds[i].style.visibility = visibility;
				}
			}
			var iframes = document.getElementsByTagName('iframe');
			for (i = 0; i != iframes.length; i++) {
				iframes[i].style.visibility = visibility;
			}
		}
	},
	// 
	//  Get the actual page size
	//
	_getPageDimensions : function() {
		var xScroll, yScroll;
		if (window.innerHeight && window.scrollMaxY) {	
			xScroll = document.body.scrollWidth;
			yScroll = window.innerHeight + window.scrollMaxY;
		} else if (document.body.scrollHeight > document.body.offsetHeight){ 
			xScroll = document.body.scrollWidth;
			yScroll = document.body.scrollHeight;
		} else { 
			xScroll = document.body.offsetWidth;
			yScroll = document.body.offsetHeight;
		}

		var windowWidth, windowHeight;
		if (self.innerHeight) {	
			windowWidth = self.innerWidth;
			windowHeight = self.innerHeight;
		} else if (document.documentElement && document.documentElement.clientHeight) { 
			windowWidth = document.documentElement.clientWidth;
			windowHeight = document.documentElement.clientHeight;
		} else if (document.body) { 
			windowWidth = document.body.clientWidth;
			windowHeight = document.body.clientHeight;
		}	

		if(yScroll < windowHeight){
			this.pageDimensions.height = windowHeight;
		} else { 
			this.pageDimensions.height = yScroll;
		}

		if(xScroll < windowWidth){	
			this.pageDimensions.width = windowWidth;
		} else {
			this.pageDimensions.width = xScroll;
		}
	},
	//
	//	Display the lightWindow.
	//
	_displayLightWindow : function(display, visibility) {
		$('lightwindow_overlay').style.display = $('lightwindow').style.display = $('lightwindow_container').style.display = display;	
		$('lightwindow_overlay').style.visibility = $('lightwindow').style.visibility = $('lightwindow_container').style.visibility = visibility;
	},
	//
	//	Setup Dimensions of lightwindow.

	//
	_setupDimensions : function() {

		var originalHeight, originalWidth;
		switch (this.windowType) {
			case 'page' :
				originalHeight = this.options.dimensions.page.height;
				originalWidth = this.options.dimensions.page.width;
				break;

			case 'image' :
				originalHeight = this.options.dimensions.image.height;
				originalWidth = this.options.dimensions.image.width;
				break;
				
			case 'media' :
				originalHeight = this.options.dimensions.media.height;
				originalWidth = this.options.dimensions.media.width;
				break;
			
			case 'external' : 
				originalHeight = this.options.dimensions.external.height;
				originalWidth = this.options.dimensions.external.width;
				break;
				
			case 'inline' :
				originalHeight = this.options.dimensions.inline.height;
				originalWidth = this.options.dimensions.inline.width;
				break;
				
			default :
				originalHeight = this.options.dimensions.page.height;
				originalWidth = this.options.dimensions.page.width;
				break;
				
		}

		var offsetHeight = this._getParameter('lightwindow_top') ? parseFloat(this._getParameter('lightwindow_top'))+this.pagePosition.y : this.dimensions.viewport.height/2+this.pagePosition.y;
		var offsetWidth = this._getParameter('lightwindow_left') ? parseFloat(this._getParameter('lightwindow_left'))+this.pagePosition.x : this.dimensions.viewport.width/2+this.pagePosition.x;
		
		// So if a theme has say shadowed edges, they should be consistant and take care of in the contentOffset
		$('lightwindow').setStyle({
			top: offsetHeight+'px',
			left: offsetWidth+'px'
		});
		
		$('lightwindow_container').setStyle({
			height: originalHeight+'px',
			width: originalWidth+'px',
			left: -(originalWidth/2)+'px',
			top: -(originalHeight/2)+'px'
		});

		$('lightwindow_contents').setStyle({
			height: originalHeight+'px',
			width: originalWidth+'px'
		});
	},
	//
	//	Get the type of file.
	//
	_fileType : function(url) {
		var image = new RegExp("[^\.]\.("+this.options.fileTypes.image.join('|')+")\s*$", "i");
		if (image.test(url)) return 'image';
		if (url.indexOf('#') > -1 && (document.domain == this._getDomain(url))) return 'inline';		
		if (url.indexOf('?') > -1) url = url.substring(0, url.indexOf('?'));
		var type = 'unknown';
		var page = new RegExp("[^\.]\.("+this.options.fileTypes.page.join('|')+")\s*$", "i");
		var media = new RegExp("[^\.]\.("+this.options.fileTypes.media.join('|')+")\s*$", "i");
		if (document.domain != this._getDomain(url)) type = 'external';
	  	if (media.test(url)) type = 'media';
		if (type == 'external' || type == 'media') return type;
	  	if (page.test(url) || url.substr((url.length-1), url.length) == '/') type = 'page';
		return type;
	},
	//
	//  Get file Extension
	//
	_fileExtension : function(url) {
		if (url.indexOf('?') > -1) {
			url = url.substring(0, url.indexOf('?'));
		}
		var extenstion = '';
		for (var x = (url.length-1); x > -1; x--) {
			if (url.charAt(x) == '.') {
				return extenstion;
			}
			extenstion = url.charAt(x)+extenstion;
		}
	},
	//
	//	Monitor the keyboard while this lightwindow is up
	//
	_monitorKeyboard : function(status) {
		if (status) document.onkeydown = this._eventKeypress.bind(this); 
		else document.onkeydown = '';
	},
	//
	//  Perform keyboard actions
	//
	_eventKeypress : function(e) {
		if (e == null) {
			var keycode = event.keyCode;
		} else {
			var keycode = e.which;
		}
		
		switch (keycode) { 
			case 27: 
				this.deactivate(); 
				break;
			
			case 13:
				return;
				
			default:
				break;
		}
	
		// Gotta stop those quick fingers
		if (this.animating) {
			return false;
		}
		
		switch (String.fromCharCode(keycode).toLowerCase()) {
			case 'p':
				if (this.navigationObservers.previous) {
					this.navigateWindow('previous');
				}
				break;
				
			case 'n':
				if (this.navigationObservers.next) {
					this.navigateWindow('next');
				}
				break;
				
			default:
				break;
		}
	},
	//
	//	Get Gallery Information
	//
	_getGalleryInfo : function(rel) {
		if (!rel) return false;
		if (rel.indexOf('[') > -1) {
			return new Array(escape(rel.substring(0, rel.indexOf('['))), escape(rel.substring(rel.indexOf('[')+1, rel.indexOf(']'))));
		} else {
			return false;
		}
	},
	//
	//	Get the domain from a string.
	//
	_getDomain : function(url) {    
        var leadSlashes = url.indexOf('//');
        var domainStart = leadSlashes+2;
        var withoutResource = url.substring(domainStart, url.length);
        var nextSlash = withoutResource.indexOf('/');
        var domain = withoutResource.substring(0, nextSlash);
		if (domain.indexOf(':') > -1){
			var portColon = domain.indexOf(':');
			domain = domain.substring(0, portColon);
       	}
		return domain;
    },
	//
	//	Get the value from the params attribute string.
	//
	_getParameter : function(parameter, parameters) {
		if (!this.element) return false;
		if (parameter == 'lightwindow_top' && this.element.top) {
			return unescape(this.element.top);
		} else if (parameter == 'lightwindow_left' && this.element.left) {
			return unescape(this.element.left);
		} else if (parameter == 'lightwindow_type' && this.element.type) {
			return unescape(this.element.type);
		} else if (parameter == 'lightwindow_show_images' && this.element.showImages) {
			return unescape(this.element.showImages);
		} else if (parameter == 'lightwindow_height' && this.element.height) {
			return unescape(this.element.height);
		} else if (parameter == 'lightwindow_width' && this.element.width) {
			return unescape(this.element.width);
		} else if (parameter == 'lightwindow_loading_animation' && this.element.loadingAnimation) {
			return unescape(this.element.loadingAnimation);
		} else if (parameter == 'lightwindow_iframe_embed' && this.element.iframeEmbed) {
			return unescape(this.element.iframeEmbed);
		} else if (parameter == 'lightwindow_form' && this.element.form) {
			return unescape(this.element.form);
		} else {
			if (!parameters) {
				if (this.element.params) parameters = this.element.params;
				else return;
			}
			var value;
			var parameterArray = parameters.split(',');
			var compareString = parameter+'=';
			var compareLength = compareString.length;
			for (var i = 0; i < parameterArray.length; i++) {
				if (parameterArray[i].substr(0, compareLength) == compareString) {
					var currentParameter = parameterArray[i].split('=');
					value = currentParameter[1];
					break;
				}
			}
			if (!value) return false;
			else return unescape(value);
		}
	},
	//
	//  Get the Browser Viewport Dimensions
	//
	_browserDimensions : function() {
		if (Prototype.Browser.IE) {
            this.dimensions.viewport.height = document.documentElement.clientHeight;
            this.dimensions.viewport.width = document.documentElement.clientWidth;   
        } else {
            this.dimensions.viewport.height = window.innerHeight;
            this.dimensions.viewport.width = document.width || document.body.offsetWidth;
        }
	},
	//
	//  Get the scrollbar offset, I don't like this method but there is really no other way I can find.
	//
	_getScrollerWidth : function() {
	    var scrollDiv = Element.extend(document.createElement('div'));
		scrollDiv.setAttribute('id', 'lightwindow_scroll_div');
		scrollDiv.setStyle({
			position: 'absolute',
			top: '-10000px',
			left: '-10000px',
			width: '100px',
			height: '100px',
			overflow: 'hidden'
		});



	    var contentDiv = Element.extend(document.createElement('div'));
		contentDiv.setAttribute('id', 'lightwindow_content_scroll_div');
		contentDiv.setStyle({
			width: '100%',
			height: '200px'
		});

	    scrollDiv.appendChild(contentDiv);

		var body = document.getElementsByTagName('body')[0];
		body.appendChild(scrollDiv);

	    var noScroll = $('lightwindow_content_scroll_div').offsetWidth;
	    scrollDiv.style.overflow = 'auto';
    	var withScroll = $('lightwindow_content_scroll_div').offsetWidth;

	   	Element.remove($('lightwindow_scroll_div'));

	    this.scrollbarOffset = noScroll-withScroll;
	},
	

	//
	//  Add a param to an object dynamically created
	//
	_addParamToObject : function(name, value, object, id) {
		var param = document.createElement('param');
		param.setAttribute('value', value);
		param.setAttribute('name', name);
		if (id) {
			param.setAttribute('id', id);
		}
		object.appendChild(param);
		return object;
	},
	//
	//  Get the outer HTML of an object CROSS BROWSER
	//
	_outerHTML : function(object) {
 		if (Prototype.Browser.IE) {
			return object.outerHTML;
		} else {
			var clone = object.cloneNode(true);
			var cloneDiv = document.createElement('div');
			cloneDiv.appendChild(clone);
			return cloneDiv.innerHTML;
		}
	},
	//
	//  Convert an object to markup
	//
	_convertToMarkup : function(object, closeTag) {
		var markup = this._outerHTML(object).replace('</'+closeTag+'>', '');
		if (Prototype.Browser.IE) {
			for (var i = 0; i < object.childNodes.length; i++){
				markup += this._outerHTML(object.childNodes[i]);
			}
			markup += '</'+closeTag+'>';
		}
		return markup;
	},
	//
	//  Depending what type of browser it is we have to append the object differently... DAMN YOU IE!!
	//
	_appendObject : function(object, closeTag, appendTo) {
		if (Prototype.Browser.IE) {
			appendTo.innerHTML += this._convertToMarkup(object, closeTag);
			
			// Fix the Eolas activate thing but only for specified media, for example doing this to a quicktime film breaks it.
			if (this.options.EOLASFix.indexOf(this._fileType(this.element.href)) > -1) {
				var objectElements = document.getElementsByTagName('object');
				for (var i = 0; i < objectElements.length; i++) {
					if (objectElements[i].getAttribute("data")) objectElements[i].removeAttribute('data');
					objectElements[i].outerHTML = objectElements[i].outerHTML;
					objectElements[i].style.visibility = "visible";
				}
			}
		} else {
			appendTo.appendChild(object);	
		}	
	},
	//
	//  Add in iframe
	//
	_appendIframe : function(scroll) {
		var iframe = document.createElement('iframe');
		iframe.setAttribute('id', 'lightwindow_iframe');
		iframe.setAttribute('name', 'lightwindow_iframe');
		iframe.setAttribute('src', 'about:blank');
		iframe.setAttribute('height', '100%');
		iframe.setAttribute('width', '100%');
		iframe.setAttribute('frameborder', '0');
		iframe.setAttribute('marginwidth', '0');
		iframe.setAttribute('marginheight', '0');
		iframe.setAttribute('scrolling', scroll);	
		
		this._appendObject(iframe, 'iframe', $('lightwindow_contents'));
	},
	//
	//  Write Content to the iframe using the skin
	//
	_writeToIframe : function(content) {
		var template = this.options.skin.iframe;
		template = template.replace('{body_replace}', content); 
		if ($('lightwindow_iframe').contentWindow){
			$('lightwindow_iframe').contentWindow.document.open();
			$('lightwindow_iframe').contentWindow.document.write(template);
			$('lightwindow_iframe').contentWindow.document.close();
		} else {
			$('lightwindow_iframe').contentDocument.open();
			$('lightwindow_iframe').contentDocument.write(template);
			$('lightwindow_iframe').contentDocument.close();
		}
	},
	//
	//  Load the window Information
	//  
	_loadWindow : function() {
		switch (this.windowType) {
			case 'image' :

				var current = 0;
				var images = [];
				this.checkImage = [];
				this.resizeTo.height = this.resizeTo.width = 0;
				this.imageCount = this._getParameter('lightwindow_show_images') ? parseInt(this._getParameter('lightwindow_show_images')) : 1;

				// If there is a gallery get it
				if (gallery = this._getGalleryInfo(this.element.rel)) {	
					for (current = 0; current < this.galleries[gallery[0]][gallery[1]].length; current++) {
						if (this.contentToFetch.indexOf(this.galleries[gallery[0]][gallery[1]][current].href) > -1) {
							break;
						}
					}
					if (this.galleries[gallery[0]][gallery[1]][current-this.imageCount]) {
						this.navigationObservers.previous = this.galleries[gallery[0]][gallery[1]][current-this.imageCount];
					} else {
						this.navigationObservers.previous = false;
					}
					if (this.galleries[gallery[0]][gallery[1]][current+this.imageCount]) {
						this.navigationObservers.next = this.galleries[gallery[0]][gallery[1]][current+this.imageCount];
					} else {
						this.navigationObservers.next = false;
					}
					
					this.activeGallery = true;
				} else {
					this.navigationObservers.previous = false;
					this.navigationObservers.next = false;					

					this.activeGallery = false;
				}
				
				for (var i = current; i < (current+this.imageCount); i++) {
		
					if (gallery && this.galleries[gallery[0]][gallery[1]][i]) {
						this.contentToFetch = this.galleries[gallery[0]][gallery[1]][i].href;
						
						this.galleryLocation = {current: (i+1)/this.imageCount, total: (this.galleries[gallery[0]][gallery[1]].length)/this.imageCount};
											
						if (!this.galleries[gallery[0]][gallery[1]][i+this.imageCount]) {
							$('lightwindow_next').setStyle({
								display: 'none'
							});
						} else {
							$('lightwindow_next').setStyle({
								display: 'block'
							});
							$('lightwindow_next_title').innerHTML = this.galleries[gallery[0]][gallery[1]][i+this.imageCount].title;
						}
						
						if (!this.galleries[gallery[0]][gallery[1]][i-this.imageCount]) {
							$('lightwindow_previous').setStyle({
								display: 'none'
							});
						} else {
							$('lightwindow_previous').setStyle({
								display: 'block'
							});
							$('lightwindow_previous_title').innerHTML = this.galleries[gallery[0]][gallery[1]][i-this.imageCount].title;
						}
					}

					images[i] = document.createElement('img');
					images[i].setAttribute('id', 'lightwindow_image_'+i);
					images[i].setAttribute('border', '0');
					images[i].setAttribute('src', this.contentToFetch);
					$('lightwindow_contents').appendChild(images[i]);

					// We have to do this instead of .onload 
					this.checkImage[i] = new PeriodicalExecuter(function(i) {
						if (!(typeof $('lightwindow_image_'+i).naturalWidth != "undefined" && $('lightwindow_image_'+i).naturalWidth == 0)) {
	
							this.checkImage[i].stop();
	
							var imageHeight = $('lightwindow_image_'+i).getHeight();
							if (imageHeight > this.resizeTo.height) {
								this.resizeTo.height = imageHeight;
							}
							this.resizeTo.width += $('lightwindow_image_'+i).getWidth();
							this.imageCount--;
	
							$('lightwindow_image_'+i).setStyle({
								height: '100%'
							});
	
						 	if (this.imageCount == 0) {
								this._processWindow();
						 	}
						}
					
					}.bind(this, i), 1);			
				}


			break;
		
		case 'media' :			
		
			var current = 0;
			this.resizeTo.height = this.resizeTo.width = 0;

			// If there is a gallery get it
			if (gallery = this._getGalleryInfo(this.element.rel)) {	
				for (current = 0; current < this.galleries[gallery[0]][gallery[1]].length; current++) {
					if (this.contentToFetch.indexOf(this.galleries[gallery[0]][gallery[1]][current].href) > -1) {
						break;
					}
				}
				
				if (this.galleries[gallery[0]][gallery[1]][current-1]) {
					this.navigationObservers.previous = this.galleries[gallery[0]][gallery[1]][current-1];
				} else {
					this.navigationObservers.previous = false;
				}
				if (this.galleries[gallery[0]][gallery[1]][current+1]) {
					this.navigationObservers.next = this.galleries[gallery[0]][gallery[1]][current+1];
				} else {
					this.navigationObservers.next = false;
				}
		
				this.activeGallery = true;
			} else {
				this.navigationObservers.previous = false;
				this.navigationObservers.next = false;
				
				this.activeGallery = false;
			}
		

			if (gallery && this.galleries[gallery[0]][gallery[1]][current]) {
				this.contentToFetch = this.galleries[gallery[0]][gallery[1]][current].href;

				this.galleryLocation = {current: current+1, total: this.galleries[gallery[0]][gallery[1]].length};
				
				if (!this.galleries[gallery[0]][gallery[1]][current+1]) {
					$('lightwindow_next').setStyle({
						display: 'none'
					});
				} else {
					$('lightwindow_next').setStyle({
						display: 'block'
					});
					$('lightwindow_next_title').innerHTML = this.galleries[gallery[0]][gallery[1]][current+1].title;
				}
				
				if (!this.galleries[gallery[0]][gallery[1]][current-1]) {
					$('lightwindow_previous').setStyle({
						display: 'none'
					});
				} else {
					$('lightwindow_previous').setStyle({
						display: 'block'
					});
					$('lightwindow_previous_title').innerHTML = this.galleries[gallery[0]][gallery[1]][current-1].title;
				}
			}
			
			if (this._getParameter('lightwindow_iframe_embed')) {
				this.resizeTo.height = this.dimensions.viewport.height;
				this.resizeTo.width = this.dimensions.viewport.width;	
			} else {
				this.resizeTo.height = this._getParameter('lightwindow_height');
				this.resizeTo.width = this._getParameter('lightwindow_width');				
			}
			
			this._processWindow();
			
			break;

		case 'external' :		

			//this._appendIframe('auto');
			this._appendIframe('no');

			this.resizeTo.height = this.dimensions.viewport.height;
			this.resizeTo.width = this.dimensions.viewport.width;
						
			this._processWindow();

			break;
				
		case 'page' :	
			
			var newAJAX = new Ajax.Request(
				this.contentToFetch, {
					method: 'get', 
					parameters: '', 
					onComplete: function(response) {
						$('lightwindow_contents').innerHTML += response.responseText;
						this.resizeTo.height = $('lightwindow_contents').scrollHeight+(this.options.contentOffset.height);
						this.resizeTo.width = $('lightwindow_contents').scrollWidth+(this.options.contentOffset.width);
						this._processWindow();
					}.bind(this)
				}
			);
			
			break;
			
		case 'inline' : 
		
			var content = this.contentToFetch;
			if (content.indexOf('?') > -1) {
				content = content.substring(0, content.indexOf('?'));
			}
			content = content.substring(content.indexOf('#')+1);
			
			new Insertion.Top($('lightwindow_contents'), $(content).innerHTML);
			
			this.resizeTo.height = $('lightwindow_contents').scrollHeight+(this.options.contentOffset.height);
			this.resizeTo.width = $('lightwindow_contents').scrollWidth+(this.options.contentOffset.width);
			
			this._toggleTroubleElements('hidden', true); 			
			this._processWindow();
			
			break;
			
		default : 
			throw("Page Type could not be determined, please amend this lightwindow URL "+this.contentToFetch);
			break;
		}
	},
	//
	//  Resize the Window to fit the viewport if necessary
	//
	_resizeWindowToFit : function() {
		if (this.resizeTo.height+this.dimensions.cruft.height > this.dimensions.viewport.height) {
			var heightRatio = this.resizeTo.height/this.resizeTo.width;
			this.resizeTo.height = this.dimensions.viewport.height-this.dimensions.cruft.height-(2*this.options.viewportPadding);
			// We only care about ratio's with this window type			
			if (this.windowType == 'image' || (this.windowType == 'media' && !this._getParameter('lightwindow_iframe_embed'))) {
				this.resizeTo.width = this.resizeTo.height/heightRatio;
				$('lightwindow_data_slide_inner').setStyle({
					width: this.resizeTo.width+'px'
				});			
			}
		} 
		if (this.resizeTo.width+this.dimensions.cruft.width > this.dimensions.viewport.width) {
			var widthRatio = this.resizeTo.width/this.resizeTo.height;
			this.resizeTo.width = this.dimensions.viewport.width-2*this.dimensions.cruft.width-(2*this.options.viewportPadding);
			// We only care about ratio's with this window type
			if (this.windowType == 'image' || (this.windowType == 'media' && !this._getParameter('lightwindow_iframe_embed'))) {
				this.resizeTo.height = this.resizeTo.width/widthRatio;
				$('lightwindow_data_slide_inner').setStyle({
					height: this.resizeTo.height+'px'
				});
			}
		}
			
	},
	//
	//  Set the Window to a preset size
	//
	_presetWindowSize : function() {
		if (this._getParameter('lightwindow_height')) {
			this.resizeTo.height = parseFloat(this._getParameter('lightwindow_height'));
		}
		if (this._getParameter('lightwindow_width')) {
			this.resizeTo.width = parseFloat(this._getParameter('lightwindow_width'));
		}
	},
	//
	//  Process the Window
	//
	_processWindow : function() {
		// Clean out our effects
		this.dimensions.dataEffects = [];

		// Set up the data-slide if we have caption information
		if (this.element.caption || this.element.author || (this.activeGallery && this.options.showGalleryCount)) {
			if (this.element.caption) {
				$('lightwindow_data_caption').innerHTML = this.element.caption;
				$('lightwindow_data_caption').setStyle({
					display: 'block'
				});
			} else {
				$('lightwindow_data_caption').setStyle({
					display: 'none'
				});				
			}
			if (this.element.author) {
				$('lightwindow_data_author').innerHTML = this.element.author;
				$('lightwindow_data_author_container').setStyle({
					display: 'block'
				});
			} else {
				$('lightwindow_data_author_container').setStyle({
					display: 'none'
				});				
			}
			if (this.activeGallery && this.options.showGalleryCount) {
				$('lightwindow_data_gallery_current').innerHTML = this.galleryLocation.current;
				$('lightwindow_data_gallery_total').innerHTML = this.galleryLocation.total;
				$('lightwindow_data_gallery_container').setStyle({
					display: 'block'
				});
			} else {
				$('lightwindow_data_gallery_container').setStyle({
					display: 'none'
				});				
			}

			$('lightwindow_data_slide_inner').setStyle({
				width: this.resizeTo.width+'px',
				height: 'auto',
				visibility: 'visible',
				display: 'block'
			});
			$('lightwindow_data_slide').setStyle({
				height: $('lightwindow_data_slide').getHeight()+'px',
				width: '1px',
				overflow: 'hidden',
				display: 'block'
			});
		} else {
			$('lightwindow_data_slide').setStyle({
				display: 'none',
				width: 'auto'
			});
			$('lightwindow_data_slide_inner').setStyle({
				display: 'none',
				visibility: 'hidden',
				width: this.resizeTo.width+'px',
				height: '0px'
			});
		}
				
		if (this.element.title != 'null') {		
			$('lightwindow_title_bar_title').innerHTML = this.element.title;
		} else {
			$('lightwindow_title_bar_title').innerHTML = '';
		}
		
		var originalContainerDimensions = {height: $('lightwindow_container').getHeight(), width: $('lightwindow_container').getWidth()};
		// Position the window
    	$('lightwindow_container').setStyle({
			height: 'auto',
			// We need to set the width to a px not auto as opera has problems with it
			width: $('lightwindow_container').getWidth()+this.options.contentOffset.width-(this.windowActive ? this.options.contentOffset.width : 0)+'px'
		});
		var newContainerDimensions = {height: $('lightwindow_container').getHeight(), width: $('lightwindow_container').getWidth()};
 		
		// We need to record the container dimension changes
		this.containerChange = {height: originalContainerDimensions.height-newContainerDimensions.height, width: originalContainerDimensions.width-newContainerDimensions.width};

		// Get out general dimensions
		this.dimensions.container = {height: $('lightwindow_container').getHeight(), width: $('lightwindow_container').getWidth()};
		this.dimensions.cruft = {height: this.dimensions.container.height-$('lightwindow_contents').getHeight()+this.options.contentOffset.height, width: this.dimensions.container.width-$('lightwindow_contents').getWidth()+this.options.contentOffset.width};
		
		// Set Sizes if we need too
		this._presetWindowSize();
		this._resizeWindowToFit(); // Even if the window is preset we still don't want it to go outside of the viewport

		if (!this.windowActive) {
			// Position the window
		   	$('lightwindow_container').setStyle({
				left: -(this.dimensions.container.width/2)+'px',
				top: -(this.dimensions.container.height/2)+'px'
			});
		}
	   	$('lightwindow_container').setStyle({
			height: this.dimensions.container.height+'px',
			width: this.dimensions.container.width+'px'
		});
		
		// We are ready, lets show this puppy off!
		this._displayLightWindow('block', 'visible');
		this._animateLightWindow();
	},
	//
	//  Fire off our animation handler
	//
	_animateLightWindow : function() {
		if (this.options.animationHandler) {
			this.options.animationHandler().bind(this);
		} else {
			this._defaultAnimationHandler();
		}
	},
	//
	//  Fire off our transition handler
	//
	_handleNavigation : function(display) {
		if (this.options.navigationHandler) {
			this.options.navigationHandler().bind(this, display);
		} else {
			this._defaultDisplayNavigation(display);
		}
	},
	//
	//  Fire off our transition handler
	//
	_handleTransition : function() {
		if (this.options.transitionHandler) {
			this.options.transitionHandler().bind(this);
		} else {
			this._defaultTransitionHandler();
		}
	},
	//
	//  Handle the finish of the window animation
	// 
	_handleFinalWindowAnimation : function(delay) {
		if (this.options.finalAnimationHandler) {
			this.options.finalAnimationHandler().bind(this, delay);
		} else {
			this._defaultfinalWindowAnimationHandler(delay);
		}		
	},
	//
	//  Handle the gallery Animation
	// 
	_handleGalleryAnimation : function(list) {
		if (this.options.galleryAnimationHandler) {
			this.options.galleryAnimationHandler().bind(this, list);
		} else {
			this._defaultGalleryAnimationHandler(list);
		}		
	},
	//
	//  Display the navigation 
	//
	_defaultDisplayNavigation : function(display) {
		if (display) {
			$('lightwindow_navigation').setStyle({
				display: 'block',
				height: $('lightwindow_contents').getHeight()+'px',
				width: '100%',
				marginTop: this.options.dimensions.titleHeight+'px'
			});			
		} else {
			$('lightwindow_navigation').setStyle({
				display: 'none',
				height: 'auto',
				width: 'auto'
			});			
		}
	},
	//
	//  This is the default animation handler for LightWindow
	//
	_defaultAnimationHandler : function() {	
		// Now that we have figures out the cruft lets make the caption go away and add its effects
		if (this.element.caption || this.element.author || (this.activeGallery && this.options.showGalleryCount)) {
			$('lightwindow_data_slide').setStyle({
				display: 'none',
				width: 'auto'
			});
			this.dimensions.dataEffects.push(
				new Effect.SlideDown('lightwindow_data_slide', {sync: true}),
				new Effect.Appear('lightwindow_data_slide', {sync: true, from: 0.0, to: 1.0})
			);
		}

		// Set up the Title if we have one
		$('lightwindow_title_bar_inner').setStyle({
			height: '0px',
			marginTop: this.options.dimensions.titleHeight+'px'
		});
		
		// We always want the title bar as well
		this.dimensions.dataEffects.push(
			new Effect.Morph('lightwindow_title_bar_inner', {sync: true, style: {height: this.options.dimensions.titleHeight+'px', marginTop: '0px'}}),
		 	new Effect.Appear('lightwindow_title_bar_inner', {sync: true, from: 0.0, to: 1.0})
		);		
		
		if (!this.options.hideGalleryTab) {
			this._handleGalleryAnimation(false);
			if ($('lightwindow_galleries_tab_container').getHeight() == 0) {
				this.dimensions.dataEffects.push(
					new Effect.Morph('lightwindow_galleries_tab_container', {sync: true, style: {height: '20px', marginTop: '0px'}})
				);
				$('lightwindow_galleries').setStyle({
					width: '0px'
				});
			}
		}
		
		var resized = false;
		var ratio = this.dimensions.container.width-$('lightwindow_contents').getWidth()+this.resizeTo.width+this.options.contentOffset.width;
		if (ratio != $('lightwindow_container').getWidth()) {
			new Effect.Parallel([
					new Effect.Scale('lightwindow_contents', 100*(this.resizeTo.width/$('lightwindow_contents').getWidth()), {scaleFrom: 100*($('lightwindow_contents').getWidth()/($('lightwindow_contents').getWidth()+(this.options.contentOffset.width))), sync: true,  scaleY: false, scaleContent: false}),
					new Effect.Scale('lightwindow_container', 100*(ratio/(this.dimensions.container.width)), {sync: true, scaleY: false, scaleFromCenter: true, scaleContent: false})
				], {
					duration: this.duration, 
					delay: 0.25,
					queue: {position: 'end', scope: 'lightwindowAnimation'}
				}
			);		
		}
		
		ratio = this.dimensions.container.height-$('lightwindow_contents').getHeight()+this.resizeTo.height+this.options.contentOffset.height;
		if (ratio != $('lightwindow_container').getHeight()) {
			new Effect.Parallel([
					new Effect.Scale('lightwindow_contents', 100*(this.resizeTo.height/$('lightwindow_contents').getHeight()), {scaleFrom: 100*($('lightwindow_contents').getHeight()/($('lightwindow_contents').getHeight()+(this.options.contentOffset.height))), sync: true, scaleX: false, scaleContent: false}),
					new Effect.Scale('lightwindow_container', 100*(ratio/(this.dimensions.container.height)), {sync: true, scaleX: false, scaleFromCenter: true, scaleContent: false})
				], {
					duration: this.duration, 
					afterFinish: function() {				
						if (this.dimensions.dataEffects.length > 0) {
							if (!this.options.hideGalleryTab) {
								$('lightwindow_galleries').setStyle({
									width: this.resizeTo.width+'px'
								});
							}
							new Effect.Parallel(this.dimensions.dataEffects, {
									duration: this.duration,
									afterFinish: function() {
										this._finishWindow();
									}.bind(this),
									queue: {position: 'end', scope: 'lightwindowAnimation'} 
								}
							);
						}
					}.bind(this), 
					queue: {position: 'end', scope: 'lightwindowAnimation'} 
				}
			);
			resized = true;
		}
		
		// We need to do our data effect since there was no resizing
		if (!resized && this.dimensions.dataEffects.length > 0) {	
			new Effect.Parallel(this.dimensions.dataEffects, {
					duration: this.duration,
					beforeStart: function() {
						if (!this.options.hideGalleryTab) {
							$('lightwindow_galleries').setStyle({
								width: this.resizeTo.width+'px'
							});
						}
						if (this.containerChange.height != 0 || this.containerChange.width != 0) {
							new Effect.MoveBy('lightwindow_container', this.containerChange.height, this.containerChange.width, {transition: Effect.Transitions.sinoidal});
						}
					}.bind(this),			
					afterFinish: function() {
						this._finishWindow();
					}.bind(this),
					queue: {position: 'end', scope: 'lightwindowAnimation'} 
				}
			);
		}			
		
	},
	//
	//  Finish up Window Animation
	//
	_defaultfinalWindowAnimationHandler : function(delay) {
		if (this.windowType == 'media' || this._getParameter('lightwindow_loading_animation')) {	
			// Because of major flickering with the overlay we just hide it in this case
			Element.hide('lightwindow_loading');
			this._handleNavigation(this.activeGallery);
			this._setStatus(false);
		} else {
			Effect.Fade('lightwindow_loading', {
				duration: 0.75,
				delay: 1.0, 
				afterFinish: function() {
					// Just in case we need some scroll goodness (this also avoids the swiss cheese effect)
					if (this.windowType != 'image' && this.windowType != 'media' && this.windowType != 'external') {
						$('lightwindow_contents').setStyle({
							overflow: 'auto'
						});
					}
					this._handleNavigation(this.activeGallery);
					this._defaultGalleryAnimationHandler();
					this._setStatus(false);
				}.bind(this),
				queue: {position: 'end', scope: 'lightwindowAnimation'}
			});
		}
	},
	//
	//  Handle the gallery Animation
	//
	_defaultGalleryAnimationHandler : function(list) {
		if (this.activeGallery) {
			$('lightwindow_galleries').setStyle({
				display: 'block',
				marginBottom: $('lightwindow_data_slide').getHeight()+this.options.contentOffset.height/2+'px'
			});
			$('lightwindow_navigation').setStyle({
				height: $('lightwindow_contents').getHeight()-20+'px'
			});
		} else {
			$('lightwindow_galleries').setStyle({
				display: 'none'
			});	
			$('lightwindow_galleries_tab_container').setStyle({
				height: '0px',
				marginTop: '20px'
			});
			$('lightwindow_galleries_list').setStyle({
				height: '0px'
			});
			return false;
		}
		
		if (list) {
			if ($('lightwindow_galleries_list').getHeight() == 0) {
				var height = $('lightwindow_contents').getHeight()*0.80;
				$('lightwindow_galleries_tab_span').className = 'down';
			} else {
				var height = 0;
				$('lightwindow_galleries_tab_span').className = 'up';
			}

			new Effect.Morph('lightwindow_galleries_list', {
				duration: this.duration,
				transition: Effect.Transitions.sinoidal,
				style: {height: height+'px'},
				beforeStart: function() {
					$('lightwindow_galleries_list').setStyle({
						overflow: 'hidden'
					});					
				},
				afterFinish: function() {
					$('lightwindow_galleries_list').setStyle({
						overflow: 'auto'
					});
				},
				queue: {position: 'end', scope: 'lightwindowAnimation'}
			});	
		}
		
		
	},
	//
	//  Default Transition Handler
	//
	_defaultTransitionHandler : function() {
		// Clean out our effects
		this.dimensions.dataEffects = [];

		// Now that we have figures out the cruft lets make the caption go away and add its effects
		if ($('lightwindow_data_slide').getStyle('display') != 'none') {
			this.dimensions.dataEffects.push(
				new Effect.SlideUp('lightwindow_data_slide', {sync: true}),
				new Effect.Fade('lightwindow_data_slide', {sync: true, from: 1.0, to: 0.0})
			);
		}
		
		if (!this.options.hideGalleryTab) {
			if ($('lightwindow_galleries').getHeight() != 0 && !this.options.hideGalleryTab) {
				this.dimensions.dataEffects.push(
					new Effect.Morph('lightwindow_galleries_tab_container', {sync: true, style: {height: '0px', marginTop: '20px'}})
				);
			}
			
			if ($('lightwindow_galleries_list').getHeight() != 0) {
				$('lightwindow_galleries_tab_span').className = 'up';
				this.dimensions.dataEffects.push(
					new Effect.Morph('lightwindow_galleries_list', {
						sync: true, 
						style: {height: '0px'},
						transition: Effect.Transitions.sinoidal,
						beforeStart: function() {
							$('lightwindow_galleries_list').setStyle({
								overflow: 'hidden'
							});					
						},
						afterFinish: function() {
							$('lightwindow_galleries_list').setStyle({
								overflow: 'auto'
							});
						}
					})
				);
			}
		}
		
		// We always want the title bar as well
		this.dimensions.dataEffects.push(
			new Effect.Morph('lightwindow_title_bar_inner', {sync: true, style: {height: '0px', marginTop: this.options.dimensions.titleHeight+'px'}}),
		 	new Effect.Fade('lightwindow_title_bar_inner', {sync: true, from: 1.0, to: 0.0})
		);

		new Effect.Parallel(this.dimensions.dataEffects, {
				duration: this.duration,
				afterFinish: function() {
					this._loadWindow();
				}.bind(this),
				queue: {position: 'end', scope: 'lightwindowAnimation'} 
			}
		);	
	},
	//
	//	Default Form handler for LightWindow
	//
	_defaultFormHandler : function(e) {
		var element = Event.element(e).parentNode;
		var parameterString = Form.serialize(this._getParameter('lightwindow_form', element.getAttribute('params')));
		if (this.options.formMethod == 'post') {
			var newAJAX = new Ajax.Request(element.href, { 
				method: 'post', 
				postBody: parameterString, 
				onComplete: this.openWindow.bind(this, element)
			});
		} else if (this.options.formMethod == 'get') {
			var newAJAX = new Ajax.Request(element.href, { 
				method: 'get', 
				parameters: parameterString, 
				onComplete: this.openWindow.bind(this, element)
			});
		}
	},
	// 
	//  Wrap everything up
	//
	_finishWindow : function() {
		if (this.windowType == 'external') {
			// We set the externals source here because it allows for a much smoother animation
			$('lightwindow_iframe').setAttribute('src', this.element.href);
			this._handleFinalWindowAnimation(1);	
		} else if (this.windowType == 'media') {

			var outerObject = document.createElement('object');
			outerObject.setAttribute('classid', this.options.classids[this._fileExtension(this.contentToFetch)]);
			outerObject.setAttribute('codebase', this.options.codebases[this._fileExtension(this.contentToFetch)]);
			outerObject.setAttribute('id', 'lightwindow_media_primary');
			outerObject.setAttribute('name', 'lightwindow_media_primary');
			outerObject.setAttribute('width', this.resizeTo.width);
			outerObject.setAttribute('height', this.resizeTo.height);
			outerObject = this._addParamToObject('movie', this.contentToFetch, outerObject);
			outerObject = this._addParamToObject('src', this.contentToFetch, outerObject);
			outerObject = this._addParamToObject('controller', 'true', outerObject);
			outerObject = this._addParamToObject('wmode', 'transparent', outerObject);
			outerObject = this._addParamToObject('cache', 'false', outerObject);
			outerObject = this._addParamToObject('quality', 'high', outerObject);

			if (!Prototype.Browser.IE) {
				var innerObject = document.createElement('object');
				innerObject.setAttribute('type', this.options.mimeTypes[this._fileExtension(this.contentToFetch)]);
				innerObject.setAttribute('data', this.contentToFetch);
				innerObject.setAttribute('id', 'lightwindow_media_secondary');
				innerObject.setAttribute('name', 'lightwindow_media_secondary');
				innerObject.setAttribute('width', this.resizeTo.width);
				innerObject.setAttribute('height', this.resizeTo.height);
				innerObject = this._addParamToObject('controller', 'true', innerObject);
				innerObject = this._addParamToObject('wmode', 'transparent', innerObject);
				innerObject = this._addParamToObject('cache', 'false', innerObject);
				innerObject = this._addParamToObject('quality', 'high', innerObject);
			
				outerObject.appendChild(innerObject);
			}	
			
			if (this._getParameter('lightwindow_iframe_embed')) {
				this._appendIframe('no');
				this._writeToIframe(this._convertToMarkup(outerObject, 'object'));
			} else {
				this._appendObject(outerObject, 'object', $('lightwindow_contents'));
			}

			this._handleFinalWindowAnimation(0);
		} else {
			this._handleFinalWindowAnimation(0);
		}

		// Initialize any actions
		this._setupActions();
	}
}

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

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

//
//	Set up all of our links
//
var myLightWindow = null;
function lightwindowInit() {
	myLightWindow = new lightwindow();
}

/*

FREESTYLE MENUS v1.0 RC (c) 2001-2006 Angus Turnbull, http://www.twinhelix.com
Altering this notice or redistributing this file is prohibited.

*/

var isDOM=document.getElementById?1:0,isIE=document.all?1:0,isNS4=navigator.appName=='Netscape'&&!isDOM?1:0,isOp=self.opera?1:0,isDyn=isDOM||isIE||isNS4;function getRef(i,p){p=!p?document:p.navigator?p.document:p;return isIE?p.all[i]:isDOM?(p.getElementById?p:p.ownerDocument).getElementById(i):isNS4?p.layers[i]:null};function getSty(i,p){var r=getRef(i,p);return r?isNS4?r:r.style:null};if(!self.LayerObj)var LayerObj=new Function('i','p','this.ref=getRef(i,p);this.sty=getSty(i,p);return this');function getLyr(i,p){return new LayerObj(i,p)};function LyrFn(n,f){LayerObj.prototype[n]=new Function('var a=arguments,p=a[0],px=isNS4||isOp?0:"px";with(this){'+f+'}')};LyrFn('x','if(!isNaN(p))sty.left=p+px;else return parseInt(sty.left)');LyrFn('y','if(!isNaN(p))sty.top=p+px;else return parseInt(sty.top)');if(typeof addEvent!='function'){var addEvent=function(o,t,f,l){var d='addEventListener',n='on'+t,rO=o,rT=t,rF=f,rL=l;if(o[d]&&!l)return o[d](t,f,false);if(!o._evts)o._evts={};if(!o._evts[t]){o._evts[t]=o[n]?{b:o[n]}:{};o[n]=new Function('e','var r=true,o=this,a=o._evts["'+t+'"],i;for(i in a){o._f=a[i];r=o._f(e||window.event)!=false&&r;o._f=null}return r');if(t!='unload')addEvent(window,'unload',function(){removeEvent(rO,rT,rF,rL)})}if(!f._i)f._i=addEvent._i++;o._evts[t][f._i]=f};addEvent._i=1;var removeEvent=function(o,t,f,l){var d='removeEventListener';if(o[d]&&!l)return o[d](t,f,false);if(o._evts&&o._evts[t]&&f._i)delete o._evts[t][f._i]}}function FSMenu(myName,nested,cssProp,cssVis,cssHid){this.myName=myName;this.nested=nested;this.cssProp=cssProp;this.cssVis=cssVis;this.cssHid=cssHid;this.cssLitClass='highlighted';this.menus={root:new FSMenuNode('root',true,this)};this.menuToShow=[];this.mtsTimer=null;this.showDelay=0;this.switchDelay=125;this.hideDelay=500;this.showOnClick=0;this.hideOnClick=true;this.animInSpeed=0.2;this.animOutSpeed=0.2;this.animations=[]};FSMenu.prototype.show=function(mN){with(this){menuToShow.length=arguments.length;for(var i=0;i<arguments.length;i++)menuToShow[i]=arguments[i];clearTimeout(mtsTimer);if(!nested)mtsTimer=setTimeout(myName+'.menus.root.over()',10)}};FSMenu.prototype.hide=function(mN){with(this){clearTimeout(mtsTimer);if(menus[mN])menus[mN].out()}};FSMenu.prototype.hideAll=function(){with(this){for(var m in menus)if(menus[m].visible&&!menus[m].isRoot)menus[m].hide(true)}};function FSMenuNode(id,isRoot,obj){this.id=id;this.isRoot=isRoot;this.obj=obj;this.lyr=this.child=this.par=this.timer=this.visible=null;this.args=[];var node=this;this.over=function(evt){with(node)with(obj){if(isNS4&&evt&&lyr.ref)lyr.ref.routeEvent(evt);clearTimeout(timer);clearTimeout(mtsTimer);if(!isRoot&&!visible)node.show();if(menuToShow.length){var a=menuToShow,m=a[0];if(!menus[m]||!menus[m].lyr.ref)menus[m]=new FSMenuNode(m,false,obj);var c=menus[m];if(c==node){menuToShow.length=0;return}clearTimeout(c.timer);if(c!=child&&c.lyr.ref){c.args.length=a.length;for(var i=0;i<a.length;i++)c.args[i]=a[i];var delay=child?switchDelay:showDelay;c.timer=setTimeout('with('+myName+'){menus["'+c.id+'"].par=menus["'+node.id+'"];menus["'+c.id+'"].show()}',delay?delay:1)}menuToShow.length=0}if(!nested&&par)par.over()}};this.out=function(evt){with(node)with(obj){if(isNS4&&evt&&lyr&&lyr.ref)lyr.ref.routeEvent(evt);clearTimeout(timer);if(!isRoot&&hideDelay>=0){timer=setTimeout(myName+'.menus["'+id+'"].hide()',hideDelay);if(!nested&&par)par.out()}}};if(this.id!='root')with(this)with(lyr=getLyr(id))if(ref){if(isNS4)ref.captureEvents(Event.MOUSEOVER|Event.MOUSEOUT);addEvent(ref,'mouseover',this.over);addEvent(ref,'mouseout',this.out);if(obj.nested){addEvent(ref,'focus',this.over);addEvent(ref,'click',this.over);addEvent(ref,'blur',this.out)}}};FSMenuNode.prototype.show=function(forced){with(this)with(obj){if(!lyr||!lyr.ref)return;if(par){if(par.child&&par.child!=this)par.child.hide();par.child=this}var offR=args[1],offX=args[2],offY=args[3],lX=0,lY=0,doX=''+offX!='undefined',doY=''+offY!='undefined';if(self.page&&offR&&(doX||doY)){with(page.elmPos(offR,par.lyr?par.lyr.ref:0))lX=x,lY=y;if(doX)lyr.x(lX+eval(offX));if(doY)lyr.y(lY+eval(offY))}if(offR)lightParent(offR,1);visible=1;if(obj.onshow)obj.onshow(id);lyr.ref.parentNode.style.zIndex='2';setVis(1,forced)}};FSMenuNode.prototype.hide=function(forced){with(this)with(obj){if(!lyr||!lyr.ref||!visible)return;if(isNS4&&self.isMouseIn&&isMouseIn(lyr.ref))return show();if(args[1])lightParent(args[1],0);if(child)child.hide();if(par&&par.child==this)par.child=null;if(lyr){visible=0;if(obj.onhide)obj.onhide(id);lyr.ref.parentNode.style.zIndex='1';setVis(0,forced)}}};FSMenuNode.prototype.lightParent=function(elm,lit){with(this)with(obj){if(!cssLitClass||isNS4)return;if(lit)elm.className+=(elm.className?' ':'')+cssLitClass;else elm.className=elm.className.replace(new RegExp('(\\s*'+cssLitClass+')+$'),'')}};FSMenuNode.prototype.setVis=function(sh,forced){with(this)with(obj){if(lyr.forced&&!forced)return;lyr.forced=forced;lyr.timer=lyr.timer||0;lyr.counter=lyr.counter||0;with(lyr){clearTimeout(timer);if(sh&&!counter)sty[cssProp]=cssVis;var speed=sh?animInSpeed:animOutSpeed;if(isDOM&&speed<1)for(var a=0;a<animations.length;a++)animations[a](ref,counter,sh);counter+=speed*(sh?1:-1);if(counter>1){counter=1;lyr.forced=false}else if(counter<0){counter=0;sty[cssProp]=cssHid;lyr.forced=false}else if(isDOM){timer=setTimeout(myName+'.menus["'+id+'"].setVis('+sh+','+forced+')',50)}}}};FSMenu.animSwipeDown=function(ref,counter,show){if(show&&(counter==0)){ref._fsm_styT=ref.style.top;ref._fsm_styMT=ref.style.marginTop;ref._fsm_offT=ref.offsetTop||0}var cP=Math.pow(Math.sin(Math.PI*counter/2),0.75);var clipY=ref.offsetHeight*(1-cP);ref.style.clip=(counter==1?((window.opera||navigator.userAgent.indexOf('KHTML')>-1)?'':'rect(auto,auto,auto,auto)'):'rect('+clipY+'px,'+ref.offsetWidth+'px,'+ref.offsetHeight+'px,0)');if(counter==1||(counter<0.01&&!show)){ref.style.top=ref._fsm_styT;ref.style.marginTop=ref._fsm_styMT}else{ref.style.top=((0-clipY)+(ref._fsm_offT))+'px';ref.style.marginTop='0'}};FSMenu.animFade=function(ref,counter,show){var done=(counter==1);if(ref.filters){var alpha=!done?' alpha(opacity='+parseInt(counter*100)+')':'';if(ref.style.filter.indexOf("alpha")==-1)ref.style.filter+=alpha;else ref.style.filter=ref.style.filter.replace(/\s*alpha\([^\)]*\)/i,alpha)}else ref.style.opacity=ref.style.MozOpacity=counter/1.001};FSMenu.animClipDown=function(ref,counter,show){var cP=Math.pow(Math.sin(Math.PI*counter/2),0.75);ref.style.clip=(counter==1?((window.opera||navigator.userAgent.indexOf('KHTML')>-1)?'':'rect(auto,auto,auto,auto)'):'rect(0,'+ref.offsetWidth+'px,'+(ref.offsetHeight*cP)+'px,0)')};FSMenu.prototype.activateMenu=function(id,subInd){with(this){if(!isDOM||!document.documentElement)return;var fsmFB=getRef('fsmenu-fallback');if(fsmFB){fsmFB.rel='alternate stylesheet';fsmFB.disabled=true}var a,ul,li,parUL,mRoot=getRef(id),nodes,count=1;var lists=mRoot.getElementsByTagName('ul');for(var i=0;i<lists.length;i++){li=ul=lists[i];while(li){if(li.nodeName.toLowerCase()=='li')break;li=li.parentNode}if(!li)continue;parUL=li;while(parUL){if(parUL.nodeName.toLowerCase()=='ul')break;parUL=parUL.parentNode}a=null;for(var j=0;j<li.childNodes.length;j++)if(li.childNodes[j].nodeName.toLowerCase()=='a')a=li.childNodes[j];if(!a)continue;var menuID=myName+'-id-'+count++;if(ul.id)menuID=ul.id;else ul.setAttribute('id',menuID);var sOC=(showOnClick==1&&li.parentNode==mRoot)||(showOnClick==2);var evtProp=navigator.userAgent.indexOf('Safari')>-1||isOp?'safRtnVal':'returnValue';var eShow=new Function('with('+myName+'){var m=menus["'+menuID+'"],pM=menus["'+parUL.id+'"];'+(sOC?'if((pM&&pM.child)||(m&&m.visible))':'')+' show("'+menuID+'",this)}');var eHide=new Function('e','if(e.'+evtProp+'!=false)'+myName+'.hide("'+menuID+'")');addEvent(a,'mouseover',eShow);addEvent(a,'focus',eShow);addEvent(a,'mouseout',eHide);addEvent(a,'blur',eHide);if(sOC)addEvent(a,'click',new Function('e',myName+'.show("'+menuID+'",this);if(e.cancelable&&e.preventDefault)e.preventDefault();e.'+evtProp+'=false;return false'));if(subInd)a.insertBefore(subInd.cloneNode(true),a.firstChild)}if(isIE&&!isOp){var aNodes=mRoot.getElementsByTagName('a');for(var i=0;i<aNodes.length;i++){addEvent(aNodes[i],'focus',new Function('e','var node=this.parentNode;while(node){if(node.onfocus)node.onfocus(e);node=node.parentNode}'));addEvent(aNodes[i],'blur',new Function('e','var node=this.parentNode;while(node){if(node.onblur)node.onblur(e);node=node.parentNode}'))}}if(hideOnClick)addEvent(mRoot,'click',new Function(myName+'.hideAll()'));menus[id]=new FSMenuNode(id,true,this)}};var page={win:self,minW:0,minH:0,MS:isIE&&!isOp,db:document.compatMode&&document.compatMode.indexOf('CSS')>-1?'documentElement':'body'};page.elmPos=function(e,p){var x=0,y=0,w=p?p:this.win;e=e?(e.substr?(isNS4?w.document.anchors[e]:getRef(e,w)):e):p;if(isNS4){if(e&&(e!=p)){x=e.x;y=e.y};if(p){x+=p.pageX;y+=p.pageY}}if(e&&this.MS&&navigator.platform.indexOf('Mac')>-1&&e.tagName=='A'){e.onfocus=new Function('with(event){self.tmpX=clientX-offsetX;self.tmpY=clientY-offsetY}');e.focus();x=tmpX;y=tmpY;e.blur()}else while(e){x+=e.offsetLeft;y+=e.offsetTop;e=e.offsetParent}return{x:x,y:y}};if(isNS4){var fsmMouseX,fsmMouseY,fsmOR=self.onresize,nsWinW=innerWidth,nsWinH=innerHeight;document.fsmMM=document.onmousemove;self.onresize=function(){if(fsmOR)fsmOR();if(nsWinW!=innerWidth||nsWinH!=innerHeight)location.reload()};document.captureEvents(Event.MOUSEMOVE);document.onmousemove=function(e){fsmMouseX=e.pageX;fsmMouseY=e.pageY;return document.fsmMM?document.fsmMM(e):document.routeEvent(e)};function isMouseIn(sty){with(sty)return((fsmMouseX>left)&&(fsmMouseX<left+clip.width)&&(fsmMouseY>top)&&(fsmMouseY<top+clip.height))}}

 Event.addBehavior({
      "form.validate:submit" : function(event) { return checkRequiered(this); }
 });




function highlightRequiered(id, message){
	$(id).style.color = "black"
	$(id).value = message
	new Effect.Highlight(id,{afterFinish: function(){$(id).value="";$(id).style.color = ""}})
}
function isValidEmail(str) {
   return (str.indexOf(".") > 2) && (str.indexOf("@") > 0);
 }

function clientlogin(){
	// Logins not yet enabled 
	$('cintro').innerHTML = "<br />Login invalid. Please try again or call 604-940-8878 for support<br />";
	return false;
		
}

function signup(){
	readytosend = "yes"

	if($F('name')==""){
		highlightRequiered('name', "Required")
		readytosend = "no"
	}
	if($F('email')=="" || !isValidEmail($F('email'))){
		highlightRequiered('email', "Required")
		readytosend = "no"
	}
	if(readytosend == "yes"){
		var url = '/modules/members/signup.php';
		var pars = Form.serialize($('signupform'))
		//var SignupAjax = new Ajax.Updater('inside', url, {method: 'get', parameters: pars});
		
		
/*		var myAjax = new Ajax.Request(
			url, 
			{
				method: 'post', 
				parameters: pars, 
				evalScripts: true,
				onComplete: UpdateInside
			});*/
			
			
			
			
			var myAjax = new Ajax.Updater(
			'inside', url, 
			{
				method: 'post', 
				parameters: pars, 
				evalScripts: true,
				onComplete: UpdateInside
			});
	}
}
function UpdateInside(originalRequest){
	$('inside').style.display = "none"
	//$('inside').innerHTML =originalRequest.responseText;
	Effect.Appear('inside', {duration: 1.6, queue:{scope:'inside', position:'end'}});


}

function Set_Cookie(name, value, expires, path, domain, secure ) {

	//alert("Setting Cookie on "+name+": "+value);

	// set time, it's in milliseconds
	var today = new Date();
	today.setTime( today.getTime() );
	
	if ( expires ){
		//expires = expires * 1000 * 60 * 60 * 24;
		expires = expires * 1000 * 60 * 60;
	}
	var expires_date = new Date( today.getTime() + (expires) );
	
	document.cookie = name + "=" +escape( value ) +
	( ( expires ) ? ";expires=" + expires_date.toGMTString() : "" ) + 
	( ( path ) ? ";path=" + path : "" ) + 
	( ( domain ) ? ";domain=" + domain : "" ) +
	( ( secure ) ? ";secure" : "" );
}
function Get_Cookie( name ) {
		
	var start = document.cookie.indexOf( name + "=" );
	var len = start + name.length + 1;
	if ( ( !start ) &&
	( name != document.cookie.substring( 0, name.length ) ) )
	{
	return null;
	}
	if ( start == -1 ) return null;
	var end = document.cookie.indexOf( ";", len );
	if ( end == -1 ) end = document.cookie.length;
	return unescape( document.cookie.substring( len, end ) );
}

// this deletes the cookie when called
function Delete_Cookie( name, path, domain ) {
	if ( Get_Cookie( name ) ) document.cookie = name + "=" +
	( ( path ) ? ";path=" + path : "") +
	( ( domain ) ? ";domain=" + domain : "" ) +
	";expires=Thu, 01-Jan-1970 00:00:01 GMT";
}
	
function logout(){
	Delete_Cookie( "member_login", "/")

	var url = '/modules/members/signup_form.php';
	var myAjax = new Ajax.Updater(
			'inside', url, 
			{
				method: 'post', 
				evalScripts: true,
				onComplete: UpdateInside
			});
}
/* Cookies */

var Cookie = {
	set: function(name,value,seconds){
		if(seconds){
			d = new Date();
			d.setTime(d.getTime() + (seconds * 1000));
			expiry = '; expires=' + d.toGMTString();
		}else
			expiry = '';
		document.cookie = name + "=" + value + expiry + "; path=/";
	},
	get: function(name){
		nameEQ = name + "=";
		ca = document.cookie.split(';');
		for(i = 0; i < ca.length; i++){
			c = ca[i];
			while(c.charAt(0) == ' ')
				c = c.substring(1,c.length);
			if(c.indexOf(nameEQ) == 0)
				return c.substring(nameEQ.length,c.length);
		}
		return null
	},
	unset: function(name){
		Cookie.set(name,'',-1);
	}
}




/* Form Functions */
 
function AjaxForm(formid){
	formid = $(formid);
	//Insertion.After(formid,'<div id="cover"></div>') // create dive to hold responce.
	var formsize = Element.getDimensions(formid)
	//alert(formsize.height)
	var pars = Form.serialize(formid)
	var url = formid.action
	
	
	//alert("2action is "+formid.action)
	var myAjax = new Ajax.Updater(
			'cover', 
			url, 
			{
				method: 'post', 
				parameters: pars
			});
		
	Position.clone($('cover'), formid)	
	$('cover').style.height=formsize.height+"px"
	formid.style.display="none"
	$('cover').style.display="block"
	return false
}



function checkRequiered(formtocheck){
	var readytosend = "true";
	var CCerror ="";

	fields = Form.getElements(formtocheck);
	fields.each(function(node){							
			if(Element.hasClassName(node, "required")){
					//alert("checking Field:  "+ node.nodeName + ': ' + node.id);
				// Save values in Cookie if not a CC number;
				if (!Element.hasClassName(node, "ccardnumber")){
					if ($F(node) != ""){
						Set_Cookie($(node).id, $F(node), "", "/");
					}
					//alert("setting c for "+node.id);
				}
					
				if(Element.hasClassName(node, "email")){
					//alert("Validate email address");
					// Validate email address;
					if($F(node)=="" || !isValidEmail($F(node))){
						highlightRequiered(node, "required")
						readytosend = "false"
					}
				}else if (Element.hasClassName(node, "ccardnumber")){
					//alert("Validate Visa Number");
					// Validate Visa Number 
					var cardtype = document.getElementsByClassName('cardtype');
					if(!validateCreditCardNumber($F(node),$F(cardtype[0]))){
						CCerror = "Credit Card appears to be invalid \n Please verify the number and card type are correct.";
						highlightRequiered(node, "required")
						readytosend = "false"
					}
					//alert("Validate "+ $F(cardtype[0])+ ' : '+ node.nodeName + ': ' + node.id);
				}else if (Element.hasClassName(node, "agree")){
					// Must Agree 
					if($F(node)!="yes"){
						CCerror += "You must agree to the Rules and Regulations ";
						//highlightRequiered(node, "required")
						readytosend = "false"
					}
					//alert("Must Agree "+$F(node));
				}else{
					// Higlight empty fields
					if($F(node)==""){
						highlightRequiered(node, "required")
						readytosend = "false"
					}
					//alert("check for empty "+ node.nodeName + ': ' + node.id);
				}
			}
		})
		
	//alert(readytosend);
		
	if(readytosend=="true"){
		//alert("OK all looks good");
		if($(formtocheck).hasClassName('ajax')){
	   		 AjaxForm(formtocheck);
			 return false;
		}else{
			return true;
		}

	}else{
		alert("Please verify that all required fields are completed \nRequired fields have been highlighted in yellow \n\n"+CCerror);
		return false;

	}

}


isValidEmail = function(val){
    var re = /^[\w-]+(\.[\w-]+)*@([\w-]+\.)+[a-zA-Z]{2,7}$/;
    if (!val.match(re)) {
        return false;
    } else {
        return true;
    }
}


isValidCC = function(cardNumber, cardType)
{
  var isValid = false;
  var ccCheckRegExp = /[^\d ]/;
  isValid = !ccCheckRegExp.test(cardNumber);

  if (isValid)
  {
    var cardNumbersOnly = cardNumber.replace(/ /g,"");
    var cardNumberLength = cardNumbersOnly.length;
    var lengthIsValid = false;
    var prefixIsValid = false;
    var prefixRegExp;

    switch(cardType)
    {
      case "mastercard":
        lengthIsValid = (cardNumberLength == 16);
        prefixRegExp = /^5[1-5]/;
        break;

      case "visa":
        lengthIsValid = (cardNumberLength == 16 || cardNumberLength == 13);
        prefixRegExp = /^4/;
        break;

      case "amex":
        lengthIsValid = (cardNumberLength == 15);
        prefixRegExp = /^3(4|7)/;
        break;

      default:
        prefixRegExp = /^$/;
        alert("Card type not found: "+cardType);
    }

    prefixIsValid = prefixRegExp.test(cardNumbersOnly);
    isValid = prefixIsValid && lengthIsValid;
  }

  if (isValid)
  {
    var numberProduct;
    var numberProductDigitIndex;
    var checkSumTotal = 0;

    for (digitCounter = cardNumberLength - 1; 
      digitCounter >= 0; 
      digitCounter--)
    {
      checkSumTotal += parseInt (cardNumbersOnly.charAt(digitCounter));
      digitCounter--;
      numberProduct = String((cardNumbersOnly.charAt(digitCounter) * 2));
      for (var productDigitCounter = 0;
        productDigitCounter < numberProduct.length; 
        productDigitCounter++)
      {
        checkSumTotal += 
          parseInt(numberProduct.charAt(productDigitCounter));
      }
    }

    isValid = (checkSumTotal % 10 == 0);
  }

  return isValid;
}


function SelectValueSet(SelectName, Value){
	SelectObject = $(SelectName);
	for(index = 0; index < SelectObject.length; index++){
		if(SelectObject[index].value == Value){
			SelectObject.selectedIndex = index;
		}
	}
}


function highlightRequiered(id, message){
	$(id).style.color = "black"
	$(id).value = message
	new Effect.Highlight(id,{afterFinish: function(){$(id).value="";$(id).style.color = "";$(id).style.background = "#EFF4AE";}})
}


function highlightinvalid(id, message){
	$(id).style.color = "black"
	var v = $(id).value
	$(id).value = message
	new Effect.Highlight(id,{afterFinish: function(){$(id).value=v;$(id).style.color = "";$(id).style.background = "#EFF4AE";}})
}


// Slideshow effect


var SlideShow = Class.create();
SlideShow.prototype = {
   // using css, set imgNodeTop and imgNodeBottom to the same position using top and left
   // then set imgNodeTop's z-index to be higher
   // also pass in an array of the sources
   initialize: function(imgNode, imgCase, imageSources, options) {
       // internally store the given values
       this.imgTop = $(imgNode);
       this.imgBottom = $(imgCase);
       this.sources = imageSources;
       this.options = Object.extend({
           fadeDuration: 1,
           showDuration: 8
           }, options);
                 // set the top image source to the first source
       this.imgTop.src = this.sources[0];
       this.position = 0;
       this.onTop = 1;
   this.started = false;
   this.sources.each(this.prefetch);
   },
 prefetch: function(source) {
   var img = document.createElement('img');
   img.src = source;
 },
   start: function() {
       window.setTimeout(this.next.bind(this), this.options.showDuration*1000);
   this.started = true;
   },
 stop: function() {
   this.started = false;
 },
   next: function() {
       // set the bottom image to the next source
   var pos = this.position==this.sources.length-1 ? 0 : this.position+1;
		this.imgBottom.style.background = "url("+this.sources[pos]+")"
       // fade away the top image to slowly reveal the bottom image
       new Effect.Fade(this.imgTop, {
           duration: this.options.fadeDuration,
           afterFinish: function() {
               // when finished, set the top image to the last image (hopefully it won't flicker)
               this.imgTop.src = this.sources[this.position];
               this.imgTop.show();
               // start over
               if (this.started) this.start();
           }.bind(this)
       });
   // increment the position, wrapping if needed
   this.position++;
   if (this.position==this.sources.length) this.position = 0;
   }
};

//var headers = ['/media/images/headers/header2.jpg','/media/images/headers/header3.jpg','/media/images/headers/header4.jpg','/media/images/headers/header1.jpg'];



Event.onReady(function() {	
	//if(headers.length > 1){
	//	ss1 = new SlideShow("himg", "header", headers,{ fadeDuration: 2, showDuration: 3 } );
	//	ss1.start();
	//}else{
		//console.log("ffff"+headers.length);	  
	//}
	//setupZoom();
});

function opengallery(id){
	gallerylightWindow = new lightwindow({hideGalleryTab:true});
	var url = "/modules/Gallery/WCMS_SlideShow.php?id="+id
	gallerylightWindow.activateWindow(
		{href: url, 
		height: 640, 
		width: 760,
		scrolling:false});
}



var clienttab = Behavior.create();

Object.extend(clienttab.prototype, {
  initialize: function(state) {
    this.state = state;
  },
  onclick: function() {
  	if(this.state == "closed"){
		this.state = "open";
		new Effect.Move($('clientarea'), { x: 0, y: -0, mode: 'absolute'});
		$('ctab').childNodes[0].innerHTML = "Close panel";
	}else if(this.state =="open"){
		this.state = "closed";
		new Effect.Move($('clientarea'), { x: 0, y: -185, mode: 'absolute'});
		$('ctab').childNodes[0].innerHTML = "Client Login";
	}
  	//console.log(this.state);
  }
});


 Event.addBehavior({
	  '#ctab': clienttab('closed')
 });

var hpannel = Behavior.create();

Object.extend(hpannel.prototype, {
  initialize: function(state) {
    this.state = "open";
  	//console.log(this.state);
  },
  onclick: function() {
  	if(this.state == "closed"){
		this.state = "open";
		$('htoggle').removeClassName("open");
		$('htoggle').addClassName("closed");
		new Effect.Move($('htoggle'), { x: 724, y: -0, mode: 'absolute'});

		
		$('header').morph('height:300px;');
	}else if(this.state =="open"){
		this.state = "closed";
		$('htoggle').removeClassName("closed");
		$('htoggle').addClassName("open");
		$('header').morph('height:210px;');
		new Effect.Move($('htoggle'), { x: 724, y: 180, mode: 'absolute'});

	}
  }
});


 Event.addBehavior({
	  '#htoggle': hpannel()
 });


var boxblurbs = Behavior.create();

Object.extend(boxblurbs.prototype, {
  initialize: function(state) {
	  this.blurbid = "blurb"+this.element.id.substring(3);
	  //console.log("ID is "+this.blurbid);
    //this.state = state;
  },
  onmouseover: function() {
  	//console.log("Over-"+$(this.blurbid).innerHTML);
	//$(this.blurbid).BlindDown();
	this.effect = new Effect.Appear($(this.blurbid), {queue: {position:'end', scope: this.blurbid} });
  },
  onmouseout: function() {
  	//console.log("Mouse out");
	//$(this.blurbid).BlindUp();
	this.effect = new Effect.Fade($(this.blurbid), {queue: {position:'end', scope: this.blurbid} });

  },
  onclick: function() {
  	//console.log("You Clicked "+this.element.id);
  }
});


 Event.addBehavior({
	  '.box': boxblurbs()
 });


// FancyZoomHTML.js - v1.0
// Used to draw necessary HTML elements for FancyZoom
//
// Copyright (c) 2008 Cabel Sasser / Panic Inc
// All rights reserved.

function insertZoomHTML() {

	// All of this junk creates the three <div>'s used to hold the closebox, image, and zoom shadow.
	
	var inBody = document.getElementsByTagName("body").item(0);
	
	// WAIT SPINNER
	
	var inSpinbox = document.createElement("div");
	inSpinbox.setAttribute('id', 'ZoomSpin');
	inSpinbox.style.position = 'absolute';
	inSpinbox.style.left = '10px';
	inSpinbox.style.top = '10px';
	inSpinbox.style.visibility = 'hidden';
	inSpinbox.style.zIndex = '525';
	inBody.insertBefore(inSpinbox, inBody.firstChild);
	
	var inSpinImage = document.createElement("img");
	inSpinImage.setAttribute('id', 'SpinImage');
	inSpinImage.setAttribute('src', zoomImagesURI+'zoom-spin-1.png');
	inSpinbox.appendChild(inSpinImage);
	
	// ZOOM IMAGE
	//
	// <div id="ZoomBox">
	//   <a href="javascript:zoomOut();"><img src="/images/spacer.gif" id="ZoomImage" border="0"></a> <!-- THE IMAGE -->
	//   <div id="ZoomClose">
	//     <a href="javascript:zoomOut();"><img src="/images/closebox.png" width="30" height="30" border="0"></a>
	//   </div>
	// </div>
	
	var inZoombox = document.createElement("div");
	inZoombox.setAttribute('id', 'ZoomBox');
	
	inZoombox.style.position = 'absolute'; 
	inZoombox.style.left = '10px';
	inZoombox.style.top = '10px';
	inZoombox.style.visibility = 'hidden';
	inZoombox.style.zIndex = '499';
	
	inBody.insertBefore(inZoombox, inSpinbox.nextSibling);
	
	var inImage1 = document.createElement("img");
	inImage1.onclick = function (event) { zoomOut(this, event); return false; };	
	inImage1.setAttribute('src',zoomImagesURI+'spacer.gif');
	inImage1.setAttribute('id','ZoomImage');
	inImage1.setAttribute('border', '0');
	// inImage1.setAttribute('onMouseOver', 'zoomMouseOver();')
	// inImage1.setAttribute('onMouseOut', 'zoomMouseOut();')
	
	// This must be set first, so we can later test it using webkitBoxShadow.
	inImage1.setAttribute('style', '-webkit-box-shadow: '+shadowSettings+'0.0)');
	inImage1.style.display = 'block';
	inImage1.style.width = '10px';
	inImage1.style.height = '10px';
	inImage1.style.cursor = 'pointer'; // -webkit-zoom-out?
	inZoombox.appendChild(inImage1);

	var inClosebox = document.createElement("div");
	inClosebox.setAttribute('id', 'ZoomClose');
	inClosebox.style.position = 'absolute';
	
	// In MSIE, we need to put the close box inside the image.
	// It's 2008 and I'm having to do a browser detect? Sigh.
	if (browserIsIE) {
		inClosebox.style.left = '-1px';
		inClosebox.style.top = '0px';	
	} else {
		inClosebox.style.left = '-15px';
		inClosebox.style.top = '-15px';
	}
	
	inClosebox.style.visibility = 'hidden';
	inZoombox.appendChild(inClosebox);
		
	var inImage2 = document.createElement("img");
	inImage2.onclick = function (event) { zoomOut(this, event); return false; };	
	inImage2.setAttribute('src',zoomImagesURI+'closebox.png');		
	inImage2.setAttribute('width','30');
	inImage2.setAttribute('height','30');
	inImage2.setAttribute('border','0');
	inImage2.style.cursor = 'pointer';		
	inClosebox.appendChild(inImage2);
	
	// SHADOW
	// Only draw the table-based shadow if the programatic webkitBoxShadow fails!
	// Also, don't draw it if we're IE -- it wouldn't look quite right anyway.
	
	if (! document.getElementById('ZoomImage').style.webkitBoxShadow && ! browserIsIE) {

		// SHADOW BASE
		
		var inFixedBox = document.createElement("div");
		inFixedBox.setAttribute('id', 'ShadowBox');
		inFixedBox.style.position = 'absolute'; 
		inFixedBox.style.left = '50px';
		inFixedBox.style.top = '50px';
		inFixedBox.style.width = '100px';
		inFixedBox.style.height = '100px';
		inFixedBox.style.visibility = 'hidden';
		inFixedBox.style.zIndex = '498';
		inBody.insertBefore(inFixedBox, inZoombox.nextSibling);	
	
		// SHADOW
		// Now, the shadow table. Skip if not compatible, or irrevelant with -box-shadow.
		
		// <div id="ShadowBox"><table border="0" width="100%" height="100%" cellpadding="0" cellspacing="0"> X
		//   <tr height="25">
		//   <td width="27"><img src="/images/zoom-shadow1.png" width="27" height="25"></td>
		//   <td background="/images/zoom-shadow2.png">&nbsp;</td>
		//   <td width="27"><img src="/images/zoom-shadow3.png" width="27" height="25"></td>
		//   </tr>
		
		var inShadowTable = document.createElement("table");
		inShadowTable.setAttribute('border', '0');
		inShadowTable.setAttribute('width', '100%');
		inShadowTable.setAttribute('height', '100%');
		inShadowTable.setAttribute('cellpadding', '0');
		inShadowTable.setAttribute('cellspacing', '0');
		inFixedBox.appendChild(inShadowTable);

		var inShadowTbody = document.createElement("tbody");	// Needed for IE (for HTML4).
		inShadowTable.appendChild(inShadowTbody);
		
		var inRow1 = document.createElement("tr");
		inRow1.style.height = '25px';
		inShadowTbody.appendChild(inRow1);
		
		var inCol1 = document.createElement("td");
		inCol1.style.width = '27px';
		inRow1.appendChild(inCol1);  
		var inShadowImg1 = document.createElement("img");
		inShadowImg1.setAttribute('src', zoomImagesURI+'zoom-shadow1.png');
		inShadowImg1.setAttribute('width', '27');
		inShadowImg1.setAttribute('height', '25');
		inShadowImg1.style.display = 'block';
		inCol1.appendChild(inShadowImg1);
		
		var inCol2 = document.createElement("td");
		inCol2.setAttribute('background', zoomImagesURI+'zoom-shadow2.png');
		inRow1.appendChild(inCol2);
		// inCol2.innerHTML = '<img src=';
		var inSpacer1 = document.createElement("img");
		inSpacer1.setAttribute('src',zoomImagesURI+'spacer.gif');
		inSpacer1.setAttribute('height', '1');
		inSpacer1.setAttribute('width', '1');
		inSpacer1.style.display = 'block';
		inCol2.appendChild(inSpacer1);
		
		var inCol3 = document.createElement("td");
		inCol3.style.width = '27px';
		inRow1.appendChild(inCol3);  
		var inShadowImg3 = document.createElement("img");
		inShadowImg3.setAttribute('src', zoomImagesURI+'zoom-shadow3.png');
		inShadowImg3.setAttribute('width', '27');
		inShadowImg3.setAttribute('height', '25');
		inShadowImg3.style.display = 'block';
		inCol3.appendChild(inShadowImg3);
		
		//   <tr>
		//   <td background="/images/zoom-shadow4.png">&nbsp;</td>
		//   <td bgcolor="#ffffff">&nbsp;</td>
		//   <td background="/images/zoom-shadow5.png">&nbsp;</td>
		//   </tr>
		
		inRow2 = document.createElement("tr");
		inShadowTbody.appendChild(inRow2);
		
		var inCol4 = document.createElement("td");
		inCol4.setAttribute('background', zoomImagesURI+'zoom-shadow4.png');
		inRow2.appendChild(inCol4);
		// inCol4.innerHTML = '&nbsp;';
		var inSpacer2 = document.createElement("img");
		inSpacer2.setAttribute('src',zoomImagesURI+'spacer.gif');
		inSpacer2.setAttribute('height', '1');
		inSpacer2.setAttribute('width', '1');
		inSpacer2.style.display = 'block';
		inCol4.appendChild(inSpacer2);
		
		var inCol5 = document.createElement("td");
		inCol5.setAttribute('bgcolor', '#ffffff');
		inRow2.appendChild(inCol5);
		// inCol5.innerHTML = '&nbsp;';
		var inSpacer3 = document.createElement("img");
		inSpacer3.setAttribute('src',zoomImagesURI+'spacer.gif');
		inSpacer3.setAttribute('height', '1');
		inSpacer3.setAttribute('width', '1');
		inSpacer3.style.display = 'block';
		inCol5.appendChild(inSpacer3);
		
		var inCol6 = document.createElement("td");
		inCol6.setAttribute('background', zoomImagesURI+'zoom-shadow5.png');
		inRow2.appendChild(inCol6);
		// inCol6.innerHTML = '&nbsp;';
		var inSpacer4 = document.createElement("img");
		inSpacer4.setAttribute('src',zoomImagesURI+'spacer.gif');
		inSpacer4.setAttribute('height', '1');
		inSpacer4.setAttribute('width', '1');
		inSpacer4.style.display = 'block';
		inCol6.appendChild(inSpacer4);
		
		//   <tr height="26">
		//   <td width="27"><img src="/images/zoom-shadow6.png" width="27" height="26"</td>
		//   <td background="/images/zoom-shadow7.png">&nbsp;</td>
		//   <td width="27"><img src="/images/zoom-shadow8.png" width="27" height="26"></td>
		//   </tr>  
		// </table>
		
		var inRow3 = document.createElement("tr");
		inRow3.style.height = '26px';
		inShadowTbody.appendChild(inRow3);
		
		var inCol7 = document.createElement("td");
		inCol7.style.width = '27px';
		inRow3.appendChild(inCol7);
		var inShadowImg7 = document.createElement("img");
		inShadowImg7.setAttribute('src', zoomImagesURI+'zoom-shadow6.png');
		inShadowImg7.setAttribute('width', '27');
		inShadowImg7.setAttribute('height', '26');
		inShadowImg7.style.display = 'block';
		inCol7.appendChild(inShadowImg7);
		
		var inCol8 = document.createElement("td");
		inCol8.setAttribute('background', zoomImagesURI+'zoom-shadow7.png');
		inRow3.appendChild(inCol8);  
		// inCol8.innerHTML = '&nbsp;';
		var inSpacer5 = document.createElement("img");
		inSpacer5.setAttribute('src',zoomImagesURI+'spacer.gif');
		inSpacer5.setAttribute('height', '1');
		inSpacer5.setAttribute('width', '1');
		inSpacer5.style.display = 'block';
		inCol8.appendChild(inSpacer5);
		
		var inCol9 = document.createElement("td");
		inCol9.style.width = '27px';
		inRow3.appendChild(inCol9);  
		var inShadowImg9 = document.createElement("img");
		inShadowImg9.setAttribute('src', zoomImagesURI+'zoom-shadow8.png');
		inShadowImg9.setAttribute('width', '27');
		inShadowImg9.setAttribute('height', '26');
		inShadowImg9.style.display = 'block';
		inCol9.appendChild(inShadowImg9);
	}

	if (includeCaption) {
	
		// CAPTION
		//
		// <div id="ZoomCapDiv" style="margin-left: 13px; margin-right: 13px;">
		// <table border="1" cellpadding="0" cellspacing="0">
		// <tr height="26">
		// <td><img src="zoom-caption-l.png" width="13" height="26"></td>
		// <td rowspan="3" background="zoom-caption-fill.png"><div id="ZoomCaption"></div></td>
		// <td><img src="zoom-caption-r.png" width="13" height="26"></td>
		// </tr>
		// </table>
		// </div>
		
		var inCapDiv = document.createElement("div");
		inCapDiv.setAttribute('id', 'ZoomCapDiv');
		inCapDiv.style.position = 'absolute'; 		
		inCapDiv.style.visibility = 'hidden';
		inCapDiv.style.marginLeft = 'auto';
		inCapDiv.style.marginRight = 'auto';
		inCapDiv.style.zIndex = '501';

		inBody.insertBefore(inCapDiv, inZoombox.nextSibling);
		
		var inCapTable = document.createElement("table");
		inCapTable.setAttribute('border', '0');
		inCapTable.setAttribute('cellPadding', '0');	// Wow. These honestly need to
		inCapTable.setAttribute('cellSpacing', '0');	// be intercapped to work in IE. WTF?
		inCapDiv.appendChild(inCapTable);
		
		var inTbody = document.createElement("tbody");	// Needed for IE (for HTML4).
		inCapTable.appendChild(inTbody);
		
		var inCapRow1 = document.createElement("tr");
		inTbody.appendChild(inCapRow1);
		
		var inCapCol1 = document.createElement("td");
		inCapCol1.setAttribute('align', 'right');
		inCapRow1.appendChild(inCapCol1);
		var inCapImg1 = document.createElement("img");
		inCapImg1.setAttribute('src', zoomImagesURI+'zoom-caption-l.png');
		inCapImg1.setAttribute('width', '13');
		inCapImg1.setAttribute('height', '26');
		inCapImg1.style.display = 'block';
		inCapCol1.appendChild(inCapImg1);
		
		var inCapCol2 = document.createElement("td");
		inCapCol2.setAttribute('background', zoomImagesURI+'zoom-caption-fill.png');
		inCapCol2.setAttribute('id', 'ZoomCaption');
		inCapCol2.setAttribute('valign', 'middle');
		inCapCol2.style.fontSize = '14px';
		inCapCol2.style.fontFamily = 'Helvetica';
		inCapCol2.style.fontWeight = 'bold';
		inCapCol2.style.color = '#ffffff';
		inCapCol2.style.textShadow = '0px 2px 4px #000000';
		inCapCol2.style.whiteSpace = 'nowrap';
		inCapRow1.appendChild(inCapCol2);
		
		var inCapCol3 = document.createElement("td");
		inCapRow1.appendChild(inCapCol3);
		var inCapImg2 = document.createElement("img");
		inCapImg2.setAttribute('src', zoomImagesURI+'zoom-caption-r.png');
		inCapImg2.setAttribute('width', '13');
		inCapImg2.setAttribute('height', '26');
		inCapImg2.style.display = 'block';
		inCapCol3.appendChild(inCapImg2);
	}
}

// FancyZoom.js - v1.1 - http://www.fancyzoom.com
//
// Copyright (c) 2008 Cabel Sasser / Panic Inc
// All rights reserved.
// 
//     Requires: FancyZoomHTML.js
// Instructions: Include JS files in page, call setupZoom() in onLoad. That's it!
//               Any <a href> links to images will be updated to zoom inline.
//               Add rel="nozoom" to your <a href> to disable zooming for an image.
// 
// Redistribution and use of this effect in source form, with or without modification,
// are permitted provided that the following conditions are met:
// 
// * USE OF SOURCE ON COMMERCIAL (FOR-PROFIT) WEBSITE REQUIRES ONE-TIME LICENSE FEE PER DOMAIN.
//   Reasonably priced! Visit www.fancyzoom.com for licensing instructions. Thanks!
//
// * Non-commercial (personal) website use is permitted without license/payment!
//
// * Redistribution of source code must retain the above copyright notice,
//   this list of conditions and the following disclaimer.
//
// * Redistribution of source code and derived works cannot be sold without specific
//   written prior permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
// CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
// EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
// PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
// NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

var includeCaption = true; // Turn on the "caption" feature, and write out the caption HTML
var zoomTime       = 5;    // Milliseconds between frames of zoom animation
var zoomSteps      = 15;   // Number of zoom animation frames
var includeFade    = 1;    // Set to 1 to fade the image in / out as it zooms
var minBorder      = 90;   // Amount of padding between large, scaled down images, and the window edges
var shadowSettings = '0px 5px 25px rgba(0, 0, 0, '; // Blur, radius, color of shadow for compatible browsers

var zoomImagesURI   = '/js/FancyZoom/images/zoom/'; // Location of the zoom and shadow images

// Init. Do not add anything below this line, unless it's something awesome.

var myWidth = 0, myHeight = 0, myScroll = 0; myScrollWidth = 0; myScrollHeight = 0;
var zoomOpen = false, preloadFrame = 1, preloadActive = false, preloadTime = 0, imgPreload = new Image();
var preloadAnimTimer = 0;

var zoomActive = new Array(); var zoomTimer  = new Array(); 
var zoomOrigW  = new Array(); var zoomOrigH  = new Array();
var zoomOrigX  = new Array(); var zoomOrigY  = new Array();

var zoomID         = "ZoomBox";
var theID          = "ZoomImage";
var zoomCaption    = "ZoomCaption";
var zoomCaptionDiv = "ZoomCapDiv";

if (navigator.userAgent.indexOf("MSIE") != -1) {
	var browserIsIE = true;
}

// Zoom: Setup The Page! Called in your <body>'s onLoad handler.

function setupZoom() {
	prepZooms();
	insertZoomHTML();
	zoomdiv = document.getElementById(zoomID);  
	zoomimg = document.getElementById(theID);
}

// Zoom: Inject Javascript functions into hrefs pointing to images, one by one!
// Skip any href that contains a rel="nozoom" tag.
// This is done at page load time via an onLoad() handler.

function prepZooms() {
	if (! document.getElementsByTagName) {
		return;
	}
	var links = document.getElementsByTagName("a");
	for (i = 0; i < links.length; i++) {
		if (links[i].getAttribute("href")) {
			if (links[i].getAttribute("href").search(/(.*)\.(jpg|jpeg|gif|png|bmp|tif|tiff)/gi) != -1) {
				if (links[i].getAttribute("rel") != "nozoom") {
					links[i].onclick = function (event) { return zoomClick(this, event); };
					links[i].onmouseover = function () { zoomPreload(this); };
				}
			}
		}
	}
}

// Zoom: Load an image into an image object. When done loading, function sets preloadActive to false,
// so other bits know that they can proceed with the zoom.
// Preloaded image is stored in imgPreload and swapped out in the zoom function.

function zoomPreload(from) {

	var theimage = from.getAttribute("href");

	// Only preload if we have to, i.e. the image isn't this image already

	if (imgPreload.src.indexOf(from.getAttribute("href").substr(from.getAttribute("href").lastIndexOf("/"))) == -1) {
		preloadActive = true;
		imgPreload = new Image();

		// Set a function to fire when the preload is complete, setting flags along the way.

		imgPreload.onload = function() {
			preloadActive = false;
		}

		// Load it!
		imgPreload.src = theimage;
	}
}

// Zoom: Start the preloading animation cycle.

function preloadAnimStart() {
	preloadTime = new Date();
	document.getElementById("ZoomSpin").style.left = (myWidth / 2) + 'px';
	document.getElementById("ZoomSpin").style.top = ((myHeight / 2) + myScroll) + 'px';
	document.getElementById("ZoomSpin").style.visibility = "visible";	
	preloadFrame = 1;
	document.getElementById("SpinImage").src = zoomImagesURI+'zoom-spin-'+preloadFrame+'.png';  
	preloadAnimTimer = setInterval("preloadAnim()", 100);
}

// Zoom: Display and ANIMATE the jibber-jabber widget. Once preloadActive is false, bail and zoom it up!

function preloadAnim(from) {
	if (preloadActive != false) {
		document.getElementById("SpinImage").src = zoomImagesURI+'zoom-spin-'+preloadFrame+'.png';
		preloadFrame++;
		if (preloadFrame > 12) preloadFrame = 1;
	} else {
		document.getElementById("ZoomSpin").style.visibility = "hidden";    
		clearInterval(preloadAnimTimer);
		preloadAnimTimer = 0;
		zoomIn(preloadFrom);
	}
}

// ZOOM CLICK: We got a click! Should we do the zoom? Or wait for the preload to complete?
// todo?: Double check that imgPreload src = clicked src

function zoomClick(from, evt) {

	var shift = getShift(evt);

	// Check for Command / Alt key. If pressed, pass them through -- don't zoom!
	if (! evt && window.event && (window.event.metaKey || window.event.altKey)) {
		return true;
	} else if (evt && (evt.metaKey|| evt.altKey)) {
		return true;
	}

	// Get browser dimensions
	getSize();

	// If preloading still, wait, and display the spinner.
	if (preloadActive == true) {
		// But only display the spinner if it's not already being displayed!
		if (preloadAnimTimer == 0) {
			preloadFrom = from;
			preloadAnimStart();	
		}
	} else {
		// Otherwise, we're loaded: do the zoom!
		zoomIn(from, shift);
	}
	
	return false;
	
}

// Zoom: Move an element in to endH endW, using zoomHost as a starting point.
// "from" is an object reference to the href that spawned the zoom.

function zoomIn(from, shift) {

	zoomimg.src = from.getAttribute("href");

	// Determine the zoom settings from where we came from, the element in the <a>.
	// If there's no element in the <a>, or we can't get the width, make stuff up

	if (from.childNodes[0].width) {
		startW = from.childNodes[0].width;
		startH = from.childNodes[0].height;
		startPos = findElementPos(from.childNodes[0]);
	} else {
		startW = 50;
		startH = 12;
		startPos = findElementPos(from);
	}

	hostX = startPos[0];
	hostY = startPos[1];

	// Make up for a scrolled containing div.
	// TODO: This HAS to move into findElementPos.
	
	if (document.getElementById('scroller')) {
		hostX = hostX - document.getElementById('scroller').scrollLeft;
	}

	// Determine the target zoom settings from the preloaded image object

	endW = imgPreload.width;
	endH = imgPreload.height;

	// Start! But only if we're not zooming already!

	if (zoomActive[theID] != true) {

		// Clear everything out just in case something is already open

		if (document.getElementById("ShadowBox")) {
			document.getElementById("ShadowBox").style.visibility = "hidden";
		} else if (! browserIsIE) {
		
			// Wipe timer if shadow is fading in still
			if (fadeActive["ZoomImage"]) {
				clearInterval(fadeTimer["ZoomImage"]);
				fadeActive["ZoomImage"] = false;
				fadeTimer["ZoomImage"] = false;			
			}
			
			document.getElementById("ZoomImage").style.webkitBoxShadow = shadowSettings + '0.0)';			
		}
		
		document.getElementById("ZoomClose").style.visibility = "hidden";     

		// Setup the CAPTION, if existing. Hide it first, set the text.

		if (includeCaption) {
			document.getElementById(zoomCaptionDiv).style.visibility = "hidden";
			if (from.getAttribute('title') && includeCaption) {
				// Yes, there's a caption, set it up
				document.getElementById(zoomCaption).innerHTML = from.getAttribute('title');
			} else {
				document.getElementById(zoomCaption).innerHTML = "";
			}
		}

		// Store original position in an array for future zoomOut.

		zoomOrigW[theID] = startW;
		zoomOrigH[theID] = startH;
		zoomOrigX[theID] = hostX;
		zoomOrigY[theID] = hostY;

		// Now set the starting dimensions

		zoomimg.style.width = startW + 'px';
		zoomimg.style.height = startH + 'px';
		zoomdiv.style.left = hostX + 'px';
		zoomdiv.style.top = hostY + 'px';

		// Show the zooming image container, make it invisible

		if (includeFade == 1) {
			setOpacity(0, zoomID);
		}
		zoomdiv.style.visibility = "visible";

		// If it's too big to fit in the window, shrink the width and height to fit (with ratio).

		sizeRatio = endW / endH;
		if (endW > myWidth - minBorder) {
			endW = myWidth - minBorder;
			endH = endW / sizeRatio;
		}
		if (endH > myHeight - minBorder) {
			endH = myHeight - minBorder;
			endW = endH * sizeRatio;
		}

		zoomChangeX = ((myWidth / 2) - (endW / 2) - hostX);
		zoomChangeY = (((myHeight / 2) - (endH / 2) - hostY) + myScroll);
		zoomChangeW = (endW - startW);
		zoomChangeH = (endH - startH);
		
		// Shift key?
	
		if (shift) {
			tempSteps = zoomSteps * 7;
		} else {
			tempSteps = zoomSteps;
		}

		// Setup Zoom

		zoomCurrent = 0;

		// Setup Fade with Zoom, If Requested

		if (includeFade == 1) {
			fadeCurrent = 0;
			fadeAmount = (0 - 100) / tempSteps;
		} else {
			fadeAmount = 0;
		}

		// Do It!
		
		zoomTimer[theID] = setInterval("zoomElement('"+zoomID+"', '"+theID+"', "+zoomCurrent+", "+startW+", "+zoomChangeW+", "+startH+", "+zoomChangeH+", "+hostX+", "+zoomChangeX+", "+hostY+", "+zoomChangeY+", "+tempSteps+", "+includeFade+", "+fadeAmount+", 'zoomDoneIn(zoomID)')", zoomTime);		
		zoomActive[theID] = true; 
	}
}

// Zoom it back out.

function zoomOut(from, evt) {

	// Get shift key status.
	// IE events don't seem to get passed through the function, so grab it from the window.

	if (getShift(evt)) {
		tempSteps = zoomSteps * 7;
	} else {
		tempSteps = zoomSteps;
	}	

	// Check to see if something is happening/open
  
	if (zoomActive[theID] != true) {

		// First, get rid of the shadow if necessary.

		if (document.getElementById("ShadowBox")) {
			document.getElementById("ShadowBox").style.visibility = "hidden";
		} else if (! browserIsIE) {
		
			// Wipe timer if shadow is fading in still
			if (fadeActive["ZoomImage"]) {
				clearInterval(fadeTimer["ZoomImage"]);
				fadeActive["ZoomImage"] = false;
				fadeTimer["ZoomImage"] = false;			
			}
			
			document.getElementById("ZoomImage").style.webkitBoxShadow = shadowSettings + '0.0)';			
		}

		// ..and the close box...

		document.getElementById("ZoomClose").style.visibility = "hidden";

		// ...and the caption if necessary!

		if (includeCaption && document.getElementById(zoomCaption).innerHTML != "") {
			// fadeElementSetup(zoomCaptionDiv, 100, 0, 5, 1);
			document.getElementById(zoomCaptionDiv).style.visibility = "hidden";
		}

		// Now, figure out where we came from, to get back there

		startX = parseInt(zoomdiv.style.left);
		startY = parseInt(zoomdiv.style.top);
		startW = zoomimg.width;
		startH = zoomimg.height;
		zoomChangeX = zoomOrigX[theID] - startX;
		zoomChangeY = zoomOrigY[theID] - startY;
		zoomChangeW = zoomOrigW[theID] - startW;
		zoomChangeH = zoomOrigH[theID] - startH;

		// Setup Zoom

		zoomCurrent = 0;

		// Setup Fade with Zoom, If Requested

		if (includeFade == 1) {
			fadeCurrent = 0;
			fadeAmount = (100 - 0) / tempSteps;
		} else {
			fadeAmount = 0;
		}

		// Do It!

		zoomTimer[theID] = setInterval("zoomElement('"+zoomID+"', '"+theID+"', "+zoomCurrent+", "+startW+", "+zoomChangeW+", "+startH+", "+zoomChangeH+", "+startX+", "+zoomChangeX+", "+startY+", "+zoomChangeY+", "+tempSteps+", "+includeFade+", "+fadeAmount+", 'zoomDone(zoomID, theID)')", zoomTime);	
		zoomActive[theID] = true;
	}
}

// Finished Zooming In

function zoomDoneIn(zoomdiv, theID) {

	// Note that it's open
  
	zoomOpen = true;
	zoomdiv = document.getElementById(zoomdiv);

	// Position the table shadow behind the zoomed in image, and display it

	if (document.getElementById("ShadowBox")) {

		setOpacity(0, "ShadowBox");
		shadowdiv = document.getElementById("ShadowBox");

		shadowLeft = parseInt(zoomdiv.style.left) - 13;
		shadowTop = parseInt(zoomdiv.style.top) - 8;
		shadowWidth = zoomdiv.offsetWidth + 26;
		shadowHeight = zoomdiv.offsetHeight + 26; 
	
		shadowdiv.style.width = shadowWidth + 'px';
		shadowdiv.style.height = shadowHeight + 'px';
		shadowdiv.style.left = shadowLeft + 'px';
		shadowdiv.style.top = shadowTop + 'px';

		document.getElementById("ShadowBox").style.visibility = "visible";
		fadeElementSetup("ShadowBox", 0, 100, 5);
		
	} else if (! browserIsIE) {
		// Or, do a fade of the modern shadow
		fadeElementSetup("ZoomImage", 0, .8, 5, 0, "shadow");
	}
	
	// Position and display the CAPTION, if existing
  
	if (includeCaption && document.getElementById(zoomCaption).innerHTML != "") {
		// setOpacity(0, zoomCaptionDiv);
		zoomcapd = document.getElementById(zoomCaptionDiv);
		zoomcapd.style.top = parseInt(zoomdiv.style.top) + (zoomdiv.offsetHeight + 15) + 'px';
		zoomcapd.style.left = (myWidth / 2) - (zoomcapd.offsetWidth / 2) + 'px';
		zoomcapd.style.visibility = "visible";
		// fadeElementSetup(zoomCaptionDiv, 0, 100, 5);
	}   
	
	// Display Close Box (fade it if it's not IE)

	if (!browserIsIE) setOpacity(0, "ZoomClose");
	document.getElementById("ZoomClose").style.visibility = "visible";
	if (!browserIsIE) fadeElementSetup("ZoomClose", 0, 100, 5);

	// Get keypresses
	document.onkeypress = getKey;
	
}

// Finished Zooming Out

function zoomDone(zoomdiv, theID) {

	// No longer open
  
	zoomOpen = false;

	// Clear stuff out, clean up

	zoomOrigH[theID] = "";
	zoomOrigW[theID] = "";
	document.getElementById(zoomdiv).style.visibility = "hidden";
	zoomActive[theID] == false;

	// Stop getting keypresses

	document.onkeypress = null;

}

// Actually zoom the element

function zoomElement(zoomdiv, theID, zoomCurrent, zoomStartW, zoomChangeW, zoomStartH, zoomChangeH, zoomStartX, zoomChangeX, zoomStartY, zoomChangeY, zoomSteps, includeFade, fadeAmount, execWhenDone) {

	// console.log("Zooming Step #"+zoomCurrent+ " of "+zoomSteps+" (zoom " + zoomStartW + "/" + zoomChangeW + ") (zoom " + zoomStartH + "/" + zoomChangeH + ")  (zoom " + zoomStartX + "/" + zoomChangeX + ")  (zoom " + zoomStartY + "/" + zoomChangeY + ") Fade: "+fadeAmount);
    
	// Test if we're done, or if we continue

	if (zoomCurrent == (zoomSteps + 1)) {
		zoomActive[theID] = false;
		clearInterval(zoomTimer[theID]);

		if (execWhenDone != "") {
			eval(execWhenDone);
		}
	} else {
	
		// Do the Fade!
	  
		if (includeFade == 1) {
			if (fadeAmount < 0) {
				setOpacity(Math.abs(zoomCurrent * fadeAmount), zoomdiv);
			} else {
				setOpacity(100 - (zoomCurrent * fadeAmount), zoomdiv);
			}
		}
	  
		// Calculate this step's difference, and move it!
		
		moveW = cubicInOut(zoomCurrent, zoomStartW, zoomChangeW, zoomSteps);
		moveH = cubicInOut(zoomCurrent, zoomStartH, zoomChangeH, zoomSteps);
		moveX = cubicInOut(zoomCurrent, zoomStartX, zoomChangeX, zoomSteps);
		moveY = cubicInOut(zoomCurrent, zoomStartY, zoomChangeY, zoomSteps);
	
		document.getElementById(zoomdiv).style.left = moveX + 'px';
		document.getElementById(zoomdiv).style.top = moveY + 'px';
		zoomimg.style.width = moveW + 'px';
		zoomimg.style.height = moveH + 'px';
	
		zoomCurrent++;
		
		clearInterval(zoomTimer[theID]);
		zoomTimer[theID] = setInterval("zoomElement('"+zoomdiv+"', '"+theID+"', "+zoomCurrent+", "+zoomStartW+", "+zoomChangeW+", "+zoomStartH+", "+zoomChangeH+", "+zoomStartX+", "+zoomChangeX+", "+zoomStartY+", "+zoomChangeY+", "+zoomSteps+", "+includeFade+", "+fadeAmount+", '"+execWhenDone+"')", zoomTime);
	}
}

// Zoom Utility: Get Key Press when image is open, and act accordingly

function getKey(evt) {
	if (! evt) {
		theKey = event.keyCode;
	} else {
		theKey = evt.keyCode;
	}

	if (theKey == 27) { // ESC
		zoomOut(this, evt);
	}
}

////////////////////////////
//
// FADE Functions
//

function fadeOut(elem) {
	if (elem.id) {
		fadeElementSetup(elem.id, 100, 0, 10);
	}
}

function fadeIn(elem) {
	if (elem.id) {
		fadeElementSetup(elem.id, 0, 100, 10);	
	}
}

// Fade: Initialize the fade function

var fadeActive = new Array();
var fadeQueue  = new Array();
var fadeTimer  = new Array();
var fadeClose  = new Array();
var fadeMode   = new Array();

function fadeElementSetup(theID, fdStart, fdEnd, fdSteps, fdClose, fdMode) {

	// alert("Fading: "+theID+" Steps: "+fdSteps+" Mode: "+fdMode);

	if (fadeActive[theID] == true) {
		// Already animating, queue up this command
		fadeQueue[theID] = new Array(theID, fdStart, fdEnd, fdSteps);
	} else {
		fadeSteps = fdSteps;
		fadeCurrent = 0;
		fadeAmount = (fdStart - fdEnd) / fadeSteps;
		fadeTimer[theID] = setInterval("fadeElement('"+theID+"', '"+fadeCurrent+"', '"+fadeAmount+"', '"+fadeSteps+"')", 15);
		fadeActive[theID] = true;
		fadeMode[theID] = fdMode;
		
		if (fdClose == 1) {
			fadeClose[theID] = true;
		} else {
			fadeClose[theID] = false;
		}
	}
}

// Fade: Do the fade. This function will call itself, modifying the parameters, so
// many instances can run concurrently. Can fade using opacity, or fade using a box-shadow.

function fadeElement(theID, fadeCurrent, fadeAmount, fadeSteps) {

	if (fadeCurrent == fadeSteps) {

		// We're done, so clear.

		clearInterval(fadeTimer[theID]);
		fadeActive[theID] = false;
		fadeTimer[theID] = false;

		// Should we close it once the fade is complete?

		if (fadeClose[theID] == true) {
			document.getElementById(theID).style.visibility = "hidden";
		}

		// Hang on.. did a command queue while we were working? If so, make it happen now

		if (fadeQueue[theID] && fadeQueue[theID] != false) {
			fadeElementSetup(fadeQueue[theID][0], fadeQueue[theID][1], fadeQueue[theID][2], fadeQueue[theID][3]);
			fadeQueue[theID] = false;
		}
	} else {

		fadeCurrent++;
		
		// Now actually do the fade adjustment.
		
		if (fadeMode[theID] == "shadow") {

			// Do a special fade on the webkit-box-shadow of the object
		
			if (fadeAmount < 0) {
				document.getElementById(theID).style.webkitBoxShadow = shadowSettings + (Math.abs(fadeCurrent * fadeAmount)) + ')';
			} else {
				document.getElementById(theID).style.webkitBoxShadow = shadowSettings + (100 - (fadeCurrent * fadeAmount)) + ')';
			}
			
		} else {
		
			// Set the opacity depending on if we're adding or subtracting (pos or neg)
			
			if (fadeAmount < 0) {
				setOpacity(Math.abs(fadeCurrent * fadeAmount), theID);
			} else {
				setOpacity(100 - (fadeCurrent * fadeAmount), theID);
			}
		}

		// Keep going, and send myself the updated variables
		clearInterval(fadeTimer[theID]);
		fadeTimer[theID] = setInterval("fadeElement('"+theID+"', '"+fadeCurrent+"', '"+fadeAmount+"', '"+fadeSteps+"')", 15);
	}
}

////////////////////////////
//
// UTILITY functions
//

// Utility: Set the opacity, compatible with a number of browsers. Value from 0 to 100.

function setOpacity(opacity, theID) {

	var object = document.getElementById(theID).style;

	// If it's 100, set it to 99 for Firefox.

	if (navigator.userAgent.indexOf("Firefox") != -1) {
		if (opacity == 100) { opacity = 99.9999; } // This is majorly awkward
	}

	// Multi-browser opacity setting

	object.filter = "alpha(opacity=" + opacity + ")"; // IE/Win
	object.opacity = (opacity / 100);                 // Safari 1.2, Firefox+Mozilla

}

// Utility: Math functions for animation calucations - From http://www.robertpenner.com/easing/
//
// t = time, b = begin, c = change, d = duration
// time = current frame, begin is fixed, change is basically finish - begin, duration is fixed (frames),

function linear(t, b, c, d)
{
	return c*t/d + b;
}

function sineInOut(t, b, c, d)
{
	return -c/2 * (Math.cos(Math.PI*t/d) - 1) + b;
}

function cubicIn(t, b, c, d) {
	return c*(t/=d)*t*t + b;
}

function cubicOut(t, b, c, d) {
	return c*((t=t/d-1)*t*t + 1) + b;
}

function cubicInOut(t, b, c, d)
{
	if ((t/=d/2) < 1) return c/2*t*t*t + b;
	return c/2*((t-=2)*t*t + 2) + b;
}

function bounceOut(t, b, c, d)
{
	if ((t/=d) < (1/2.75)){
		return c*(7.5625*t*t) + b;
	} else if (t < (2/2.75)){
		return c*(7.5625*(t-=(1.5/2.75))*t + .75) + b;
	} else if (t < (2.5/2.75)){
		return c*(7.5625*(t-=(2.25/2.75))*t + .9375) + b;
	} else {
		return c*(7.5625*(t-=(2.625/2.75))*t + .984375) + b;
	}
}


// Utility: Get the size of the window, and set myWidth and myHeight
// Credit to quirksmode.org

function getSize() {

	// Window Size

	if (self.innerHeight) { // Everyone but IE
		myWidth = window.innerWidth;
		myHeight = window.innerHeight;
		myScroll = window.pageYOffset;
	} else if (document.documentElement && document.documentElement.clientHeight) { // IE6 Strict
		myWidth = document.documentElement.clientWidth;
		myHeight = document.documentElement.clientHeight;
		myScroll = document.documentElement.scrollTop;
	} else if (document.body) { // Other IE, such as IE7
		myWidth = document.body.clientWidth;
		myHeight = document.body.clientHeight;
		myScroll = document.body.scrollTop;
	}

	// Page size w/offscreen areas

	if (window.innerHeight && window.scrollMaxY) {	
		myScrollWidth = document.body.scrollWidth;
		myScrollHeight = window.innerHeight + window.scrollMaxY;
	} else if (document.body.scrollHeight > document.body.offsetHeight) { // All but Explorer Mac
		myScrollWidth = document.body.scrollWidth;
		myScrollHeight = document.body.scrollHeight;
	} else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
		myScrollWidth = document.body.offsetWidth;
		myScrollHeight = document.body.offsetHeight;
	}
}

// Utility: Get Shift Key Status
// IE events don't seem to get passed through the function, so grab it from the window.

function getShift(evt) {
	var shift = false;
	if (! evt && window.event) {
		shift = window.event.shiftKey;
	} else if (evt) {
		shift = evt.shiftKey;
		if (shift) evt.stopPropagation(); // Prevents Firefox from doing shifty things
	}
	return shift;
}

// Utility: Find the Y position of an element on a page. Return Y and X as an array

function findElementPos(elemFind)
{
	var elemX = 0;
	var elemY = 0;
	do {
		elemX += elemFind.offsetLeft;
		elemY += elemFind.offsetTop;
	} while ( elemFind = elemFind.offsetParent )

	return Array(elemX, elemY);
}