/*  Prototype JavaScript framework, version 1.6.0
 *  (c) 2005-2007 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',

  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;

if (Prototype.Browser.WebKit)
  Prototype.BrowserFeatures.XPath = 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 === undefined) return 'undefined';
      if (object === null) return 'null';
      return object.inspect ? object.inspect() : object.toString();
    } 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 (value !== undefined)
        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 && object.constructor === Array;
  },

  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 && arguments[0] === undefined) 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 = count === undefined ? 1 : count;

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

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

  truncate: function(length, truncation) {
    length = length || 30;
    truncation = truncation === undefined ? '...' : 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.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);
    }.bind(this));
  }
});
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 = fillWith === undefined ? 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 == undefined || 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 == undefined || 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, results = new Array(length);
  while (length--) results[length] = iterable[length];
  return results;
}

if (Prototype.Browser.WebKit) {
  function $A(iterable) {
    if (!iterable) return [];
    if (!(Object.isFunction(iterable) && iterable == '[object NodeList]') &&
        iterable.toArray) return iterable.toArray();
    var length = iterable.length, 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 (value !== undefined) 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() {
  if (function() {
    var i = 0, Test = function(value) { this.key = value };
    Test.prototype.key = 'foo';
    for (var property in new Test('bar')) i++;
    return i > 1;
  }()) {
    function each(iterator) {
      var cache = [];
      for (var key in this._object) {
        var value = this._object[key];
        if (cache.include(key)) continue;
        cache.push(key);
        var pair = [key, value];
        pair.key = key;
        pair.value = value;
        iterator(pair);
      }
    }
  } else {
    function each(iterator) {
      for (var key in this._object) {
        var value = this._object[key], pair = [key, value];
        pair.key = key;
        pair.value = value;
        iterator(pair);
      }
    }
  }

  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: each,

    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();
  }
});

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 && 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;
    }
  },

  getHeader: function(name) {
    try {
      return this.transport.getResponseHeader(name);
    } 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  = xml === undefined ? 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);
    } 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')))
        return null;
    try {
      return this.transport.responseText.evalJSON(options.sanitizeJSON);
    } 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 = options || {};
		var onComplete = options.onComplete;
		options.onComplete = (function(response, param)
		{
			this.updateContent(response.responseText);
			if (Object.isFunction(onComplete)) onComplete(response, param);
		}).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);
		}

		if (this.success())
		{
			if (this.onComplete) this.onComplete.bind(this).defer();
		}
	}
});

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, t, range;

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

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

      content = Object.toHTML(content);

      range = element.ownerDocument.createRange();
      t.initializeRange(element, range);
      t.insert(element, range.createContextualFragment(content.stripScripts()));

      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 $A($(element).getElementsByTagName('*')).each(Element.extend);
  },

  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 expression ? Selector.findElement(ancestors, expression, index) :
      ancestors[index || 0];
  },

  down: function(element, expression, index) {
    element = $(element);
    if (arguments.length == 1) return element.firstDescendant();
    var descendants = element.descendants();
    return expression ? Selector.findElement(descendants, expression, index) :
      descendants[index || 0];
  },

  previous: function(element, expression, index) {
    element = $(element);
    if (arguments.length == 1) return $(Selector.handlers.previousElementSibling(element));
    var previousSiblings = element.previousSiblings();
    return expression ? Selector.findElement(previousSiblings, expression, index) :
      previousSiblings[index || 0];
  },

  next: function(element, expression, index) {
    element = $(element);
    if (arguments.length == 1) return $(Selector.handlers.nextElementSibling(element));
    var nextSiblings = element.nextSiblings();
    return expression ? Selector.findElement(nextSiblings, expression, index) :
      nextSiblings[index || 0];
  },

  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] = value === undefined ? true : value;

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

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

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

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

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

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

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

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

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

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

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

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

    if (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) return (e > a && e < nextAncestor.sourceIndex);
    }

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

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

  getStyle: function(element, style) {
    element = $(element);
    style = style == 'float' ? 'cssFloat' : style.camelize();
    var value = element.style[style];
    if (!value) {
      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') ?
          (elementStyle.styleFloat === undefined ? '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 == 'relative' || p == 'absolute') 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 (!document.createRange || Prototype.Browser.Opera) {
  Element.Methods.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 t = Element._insertionTranslations, content, position, pos, tagName;

    for (position in insertions) {
      content  = insertions[position];
      position = position.toLowerCase();
      pos      = t[position];

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

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

      if (t.tags[tagName]) {
        var fragments = Element._getContentFromAnonymousElement(tagName, content.stripScripts());
        if (position == 'top' || position == 'after') fragments.reverse();
        fragments.each(pos.insert.curry(element));
      }
      else element.insertAdjacentHTML(pos.adjacency, content.stripScripts());

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

    return element;
  };
}

if (Prototype.Browser.Opera) {
  Element.Methods._getStyle = Element.Methods.getStyle;
  Element.Methods.getStyle = function(element, style) {
    switch(style) {
      case 'left':
      case 'top':
      case 'right':
      case 'bottom':
        if (Element._getStyle(element, 'position') == 'static') return null;
      default: return Element._getStyle(element, style);
    }
  };
  Element.Methods._readAttribute = Element.Methods.readAttribute;
  Element.Methods.readAttribute = function(element, attribute) {
    if (attribute == 'title') return element.title;
    return Element._readAttribute(element, attribute);
  };
}

else if (Prototype.Browser.IE) {
  $w('positionedOffset getOffsetParent 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);
        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) {
          var 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.clone(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 Position.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 (document.createElement('div').outerHTML) {
  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];
  div.innerHTML = t[0] + html + t[1];
  t[2].times(function() { div = div.firstChild });
  return $A(div.childNodes);
};

Element._insertionTranslations = {
  before: {
    adjacency: 'beforeBegin',
    insert: function(element, node) {
      element.parentNode.insertBefore(node, element);
    },
    initializeRange: function(element, range) {
      range.setStartBefore(element);
    }
  },
  top: {
    adjacency: 'afterBegin',
    insert: function(element, node) {
      element.insertBefore(node, element.firstChild);
    },
    initializeRange: function(element, range) {
      range.selectNodeContents(element);
      range.collapse(true);
    }
  },
  bottom: {
    adjacency: 'beforeEnd',
    insert: function(element, node) {
      element.appendChild(node);
    }
  },
  after: {
    adjacency: 'afterEnd',
    insert: function(element, node) {
      element.parentNode.insertBefore(node, element.nextSibling);
    },
    initializeRange: function(element, range) {
      range.setStartAfter(element);
    }
  },
  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() {
  this.bottom.initializeRange = this.top.initializeRange;
  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 = { };
    $w('width height').each(function(d) {
      var D = d.capitalize();
      dimensions[d] = self['inner' + D] ||
       (document.documentElement['client' + D] || document.body['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();
  },

  compileMatcher: function() {
    // Selectors with namespaced attributes can't use the XPath version
    if (Prototype.BrowserFeatures.XPath && !(/(\[[\w-]*?:|:checked)/).test(this.expression))
      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: "[@#{1}]",
    attr: function(m) {
      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, m, 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 = false;',
    attr: function(m) {
      m[3] = (m[5] || m[6]);
      return new Template('n = h.attr(n, r, "#{1}", "#{3}", "#{2}"); 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 Selector.operators[matches[2]](nodeValue, matches[3]);
    }
  },

  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) {
      for (var i = 0, node; node = nodes[i]; i++)
        node._counted = true;
      return nodes;
    },

    unmark: function(nodes) {
      for (var i = 0, node; node = nodes[i]; i++)
        node._counted = 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._counted = true;
      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._counted)) node.nodeIndex = j++;
        }
      } else {
        for (var i = 0, j = 1, nodes = parentNode.childNodes; node = nodes[i]; i++)
          if (node.nodeType == 1 && (!ofType || node._counted)) 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])._counted) {
          n._counted = true;
          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, children = [], 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) {
      tagName = 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() == tagName) 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) {
      if (!nodes) nodes = root.getElementsByTagName("*");
      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) {
      if (!nodes) nodes = root.getElementsByTagName("*");
      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._counted) {
          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._counted) 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() + '-'); }
  },

  matchElements: function(elements, expression) {
    var matches = new Selector(expression).findElements(), h = Selector.handlers;
    h.mark(matches);
    for (var i = 0, results = [], element; element = elements[i]; i++)
      if (element._counted) 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) {
    var exprs = expressions.join(','), expressions = [];
    exprs.scan(/(([\w#:.~>+()\s-]+|\*|\[.*?\])+)\s*(,|$)/, function(m) {
      expressions.push(m[1].strip());
    });
    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;
  }
});

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 (options.hash === undefined) 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 (value === undefined) return element.checked ? element.value : null;
    else element.checked = !!value;
  },

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

  select: function(element, index) {
    if (index === undefined)
      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);
      return element.match(expression) ? element : element.up(expression);
    },

    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._eventID) return element._eventID;
    arguments.callee.id = arguments.callee.id || 1;
    return element._eventID = ++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;

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

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()
});

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

  var timer, fired = false;

  function fireContentLoadedEvent() {
    if (fired) return;
    if (timer) window.clearInterval(timer);
    document.fire("dom:loaded");
    fired = 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();
// 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: '#e9b1b1' }, 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);

var bAllowOpen = true;
var lang_chat = null;


		var auto_webcam = 0;
        
        var CHAT_MAX_MSG = 100;
	    var T_RELOAD   = 1000;
	    var T_RELOAD_STAT = 60000;
	    var T_RELOAD_ROOMS = 30000;	    
	    var C_CHAT_SOUND = 'new_message';

	    var CH_HEIGHT_FIX = 250+90;
        var CH_MAIN_CHAT_HEIGHT = document.viewport.getHeight()-CH_HEIGHT_FIX;
        var CH_PRIVATE_CHAT_HEIGHT = 100;
        var CH_MAX_MAIN_HEIGHT = CH_MAIN_CHAT_HEIGHT;
        var CH_MIN_MAIN_HEIGHT = 250;	    
	    

        var CM_RELOAD  = 1;
        var CM_CHAT    = 2;
        var CM_PRIVATE = 3;
        var CM_JOIN    = 4;
        var CM_LEAVE   = 5;
        var CM_ROOMS   = 6;
        var CM_NEWROOM = 7;
        var CM_PURGE   = 8;
        var CM_STAT_US_COUNT   = 11;
        var CM_SET_COLOR = 31;
        var CM_CLEAR_PRIVATE = 33;
        var CM_LIST_ROOMS = 34
        var CM_EXPERT_QUESTION = 42;
        
        
	    var ch_last_msg_id = -1;
	    var ch_last_pv_msg_id = -1;
	    var ch_reload_timer = null;
	    var ch_reload_rooms_timer = null;
	    var ch_reload_chat_stat_timer = null;
	    var ch_command_timer = null;
	    var ch_prev_msg = '';
	    var ch_user_guid='';
	    var ch_prev_rooms_html='';
	    var ch_g_user_id=null;
	    var ch_g_msg_mode = 'all';
	    var ch_g_to_username = '';
	    var ch_g_username_selection = '';

        var ch_conference_reaload_time = 1000;
        var ch_conference_state = 0;
        var ch_conference_timer = 0;
        var ch_conference_img = null;
        var ch_conference_prev_imgsrc = '';
        var ch_conference_last_imgsrc = '';
        var ch_conference_webcamGuid = '';
        
        function ch_start_stop_conference(){
            if (ch_conference_state==0) {
                $('conference_link').innerHTML=jlang('выключить конференцию');
                ch_conference_state = 1;
                ch_conference_timer = setTimeout(ch_conf_new_id,0);
                
            } else {
                $('conference_link').innerHTML=jlang('включить конференцию');
                $('conference_image').src='/images/conference-now.jpg';
                ch_conference_state = 0;
                ch_conference_timer=null;
            }
        }

        function ch_setwebcam(webcamguid)
        {
			ch_conference_webcamGuid = webcamguid;
			if(ch_conference_state==0)
				ch_start_stop_conference();
        }
	    function ch_conf_new_id() 
	    {
	        var xmlhttp;
    	    try { xmlhttp = new ActiveXObject("Msxml2.XMLHTTP"); }
	    	    catch (e) { try { xmlhttp = new ActiveXObject("Microsoft.XMLHTTP"); }
		        catch (e) { try { xmlhttp = new XMLHttpRequest(); }
		        catch (e) { xmlhttp = false; }}
		    }	    
	        xmlhttp.open('GET', '/WebCamNet/webcam.ashx?c=3&wi='+ch_conference_webcamGuid+'&t='+Math.random(), true);
	        xmlhttp.onreadystatechange = function()
	        {	
	            if (xmlhttp.readyState == 4) 
	            {
	                var prefix = '/WebCamNet/webcam.ashx?c=1&w=220&h=165&wi='+ch_conference_webcamGuid+'&t=';
	                if ((ch_conference_last_imgsrc!=(prefix + xmlhttp.responseText)) && (ch_conference_state==1)) 
	                {
						ch_conference_last_imgsrc = prefix + xmlhttp.responseText;
	                    $('conference_image').src = ch_conference_last_imgsrc;
    	            }
	            }
	        };
	        xmlhttp.send('');
	        if (ch_conference_state==1) setTimeout(ch_conf_new_id,ch_conference_reaload_time); 
	    }        
	    
	    function init_p_talks(){
			lang_chat = {
				private_undef : jlang('Не определен получатель личного сообщения'),
				message_color : jlang('Цвет установлен'),
				smiles_limitation : jlang('Не используйте более трёх смайликов или картинок в одном сообщении'),
				sex_boy : jlang('парень'),
				sex_girl : jlang('девушка'),
				user_video : jlang('видео'),
				user_photo : jlang('фото'),
				sex_boys : jlang('Парни'),
				sex_girl : jlang('Девушки'),
				sex_boy : jlang('Другие')
			};
	        ch_user_guid = readCookie(C_SESSION_VAR_NAME);
	        smiles_line = 1;
	        ch_last_msg_id = 0;
	        ch_last_pv_msg_id = 0;
	        ch_g_to_username = '';
	        ch_g_msg_mode = 'all';
	        
	        var CH_HEIGHT_FIX = 265 + $('pghead').getHeight();
	        var CH_MAIN_CHAT_HEIGHT = document.viewport.getHeight() - CH_HEIGHT_FIX;
	        
	        $('chat_main').style.height=(CH_MAIN_CHAT_HEIGHT)+'px';	
	        $('chat_private').style.height=CH_PRIVATE_CHAT_HEIGHT+'px';	
	        $('chat_menu').style.height=(Element.getHeight($('chat_body').parentNode)-(Prototype.Browser.IE?53:22))+'px';
	        ch_xreq('cmd='+CM_JOIN,init_p_chat_ok);
	    }
	    
	    function ch_set_color(c){
			_mnuHide();
            ch_xreq('cmd='+CM_SET_COLOR+'&color='+c,function(){alertw(lang_chat.message_color);});
	    }
	    
	    function ch_clear_private(){
			_mnuHide();
	        ch_xreq('cmd='+CM_CLEAR_PRIVATE,ch_clear_private_ok);
	    }
	    
	    function ch_clear_private_ok(o) {
	        if (o.responseText!='') new Error(-1, o.responseText);
	        $('chat_private').innerHTML='';
	    }
	    
	    function init_p_chat_ok(oXml) {
            if ($('chat_menu')) {
				ch_reload_rooms_ok(oXml);
				Element.update('chat_main','');
	            ch_last_msg_id = -1;
	            ch_prev_msg = '';
	            $('text').focus();
                if (ch_reload_timer==null)
                   ch_reload_timer = setTimeout(ch_reload,1);	            
	            if (ch_reload_rooms_timer==null)
                    ch_reload_rooms_timer = setTimeout(ch_reload_rooms,T_RELOAD_ROOMS);
				if(auto_webcam>0)
					ch_setwebcam(auto_webcam);
	        }
	    }
	    
	    function ch_reload_rooms() {
	        ch_reload_rooms_timer = clsTimeout(ch_reload_rooms_timer);
	        ch_xreq('cmd='+CM_ROOMS,ch_reload_rooms_ok);
        }
        
	    function ch_reload_rooms_ok(oXml) {
	        if (oXml!=null) {
	            if (oXml.responseText!=ch_prev_rooms_html) {
	                ch_fill_rooms(oXml);
	                ch_fill_menu(oXml);
	                ch_prev_rooms_html = oXml.responseText;
	            }
            }
            if (ch_reload_rooms_timer==null && $('chat_menu')!=null)
                ch_reload_rooms_timer = setTimeout(ch_reload_rooms,T_RELOAD_ROOMS);	        
	    }
	    function ch_fill_rooms(oXml)
	    {
			var dd = $('rooms');
			dd.length = 0;
			var r = oXml.responseXML.documentElement.getElementsByTagName('room');
			for (var i=0; i<r.length; i++) 
			{
				dd.options[dd.length] = new Option(r[i].attributes.getNamedItem('name').nodeValue,r[i].attributes.getNamedItem('id').nodeValue,false,r[i].attributes.getNamedItem('my').nodeValue=='True');
				if(r[i].attributes.getNamedItem('my').nodeValue=='True')
				{
					var title = Element.select(document,'div#chmain > div.head_full > span');
					if(title) Element.update(title[0], r[i].attributes.getNamedItem('name').nodeValue);
				}
			}
	    }
	    function ch_fill_menu(oXml)
	    {
			var menu = $('chat_menu');
			menu.innerHTML = '';
			var list = ap(menu, new Element('ul',{'class':'chatmenu'}));
			var root = oXml.responseXML.documentElement;
			var users = root.getElementsByTagName('user');
			ch_fill_menu_by_sex(users, 1, list)
			ch_fill_menu_by_sex(users, 2, list)
			ch_fill_menu_by_sex(users, 0, list)
	    }
	    
	    function ch_fill_menu_by_sex(childs, filter_sex, list)
	    {
			var first = true;
			for (var i=0; i<childs.length; i++) 
			{
				on = childs[i];
				user_sex = parseInt(on.attributes.getNamedItem('sex').nodeValue); 
				if(user_sex == filter_sex)
				{
					if (first)
					{
						switch(filter_sex)
						{
							case 1:
								ap_list(list, new Element('h4').update(lang_chat.sex_boys));
								break;
							case 2:
								ap_list(list, new Element('h4').update(lang_chat.sex_girl));
								break;
							case 0:
								ap_list(list, new Element('h4').update(lang_chat.sex_boy));
								break;
						}
						first = false;
					}
					user_id = parseInt(on.attributes.getNamedItem('id').nodeValue);
					user_name = on.attributes.getNamedItem('name').nodeValue;
					user_color = on.attributes.getNamedItem('color').nodeValue;
					user_away = (on.attributes.getNamedItem('away').nodeValue=='True');
					var el = new Element("a",{href:'javascript:ch_2us(\''+user_name+'\')'})
					el.setAttribute('un', user_name);
						el.observe('mouseover', function(event) {_uc(this.getAttribute('un'), event, this);});
					var user_line = ap_list(list, el);
					if(user_away) user_line.addClassName('chat_user_away');
					user_line.update('<div class=\"menu_user_color\" style=\"background-color:' + user_color + '\"></div>' + user_name);
				}
			}
	    }
	    
	    function ch_ban()
	    {
	    	if(ch_g_to_username=='')
	    		return;
	    	var time = prompt(jlang('Укажите время бана (мин) для ') + ch_g_to_username, 60);
	    	if (time != null)
	    	{
	    		ch_xreq('cmd=' + CM_CHAT + '&mode=all&touser=&msg=' + escape('~kill ' + ch_g_to_username + ' ' + time), ch_x_replies);
	    	}
	    }
	    
        function ch_load_chat_stats(){
            ch_reload_chat_stat_timer = clsTimeout(ch_reload_chat_stat_timer);
            ch_xreq('cmd='+CM_STAT_US_COUNT,ch_load_chat_stats_ok);
        }
        
        function ch_load_chat_stats_ok(or){
            $('us_users_in_chat').innerHTML = or.responseText;
            $('us_users_in_chat_desk').innerHTML = or.responseText;
            if (ch_reload_chat_stat_timer==null)
                ch_reload_chat_stat_timer = setTimeout(ch_load_chat_stats,T_RELOAD_STAT);	             
        }	    
       	    
	    function ch_join_room(room_id) {
	        ch_reload_rooms_timer = clsTimeout(ch_reload_rooms_timer);
	        ch_reload_timer = clsTimeout(ch_reload_timer);
	        ch_xreq('cmd='+CM_JOIN + '&join_room_id='+room_id,init_p_chat_ok);
        }
        
	    function ch_reload(){
            ch_xreq('cmd='+CM_RELOAD, ch_x_replies);
	    }        
	    
	    function ch_checkChatKeys(e){
            if(window.event)
                var c = e.keyCode
            else if(e.which)
                var c = e.which
            if( e.ctrlKey && e.keyCode == 13) 
                ch_post_msg_private();
		    else if (c==13) 
		        ch_post_msg();
	    }
	    
    
	    function ch_xreq(url, pro_func) {
	        if(ch_user_guid==null||ch_user_guid=='') ch_user_guid = readCookie(C_SESSION_VAR_NAME);
	        if(ch_user_guid==null||ch_user_guid==''||ch_user_guid=='null') return;
	        
	        var xmlhttp;
            var bComplete = false;
    	    try { xmlhttp = new ActiveXObject("Msxml2.XMLHTTP"); }
	    	    catch (e) { try { xmlhttp = new ActiveXObject("Microsoft.XMLHTTP"); }
		        catch (e) { try { xmlhttp = new XMLHttpRequest(); }
		        catch (e) { xmlhttp = false; }}
		    }	    
	        xmlhttp.open('POST', C_CHAT_URL, true);
	        xmlhttp.setRequestHeader('Content-Type', 'application/x-www-form-urlencoded'); 
	        xmlhttp.onreadystatechange = function(){	
	            if (xmlhttp.readyState == 4 && !bComplete) {
	                bComplete = true;	
	                if (pro_func!=null) pro_func(xmlhttp);
	           }
	        };
	        xmlhttp.send('uid='+unescape(ch_user_guid)+'&last_msg_id=' +ch_last_msg_id + '&' + url);
	    }

	    function ch_x_replies(oXml) {
	        var ov = $('chat_main');
	        var pv = $('chat_private');
	        var has_new_message = false;
            ch_reload_timer = clsTimeout(ch_reload_timer);	        
	        if (ov) {
	          if ((oXml.responseXML) && (oXml.responseXML.documentElement!=null)) {
    		    var oroot = oXml.responseXML.documentElement;	        
	            var sCmd, isPrivate, s_touser;	        
                var cnt_room = 0;
                var cnt_priv = 0;
                var stype = oroot.attributes.getNamedItem('type').nodeValue;                
                var s_add_cmd;
                if (stype=='msg') {
                    var s_my_name = oroot.attributes.getNamedItem('g_user_name').nodeValue;   
                    var childs = oroot.getElementsByTagName('msg');
                    for (var i=0; i<childs.length; i++) {
                    //try {
	                    on = childs[i];
	                    user_name = on.attributes.getNamedItem('anm').nodeValue;
	                    user_id = parseInt(on.attributes.getNamedItem('aid').nodeValue);
	                    color = on.attributes.getNamedItem('acl').nodeValue;
	                    message_id = parseInt(on.attributes.getNamedItem('id').nodeValue);
	                    dt = on.attributes.getNamedItem('dt').nodeValue;
	                    if (on.attributes.getNamedItem('src')!=null)
	                        src = on.attributes.getNamedItem('src').nodeValue;
	                    else
	                        src = 'w';
	                    if (on.childNodes.length > 0) 
	                        message_body = on.childNodes[0].nodeValue;
	                    else
	                        message_body = '';
	                    if (on.attributes.getNamedItem('cmd')) 
	                        sCmd = on.attributes.getNamedItem('cmd').nodeValue;
	                    else
	                        sCmd = '';
	                    if (on.attributes.getNamedItem('touser')) 	{    
	                        isPrivate = true;
	                        s_touser = on.attributes.getNamedItem('touser').nodeValue;
	                    } else
	                        isPrivate = false;
	                        
	                    if (on.attributes.getNamedItem('tus')) 
	                        s_tus = on.attributes.getNamedItem('tus').nodeValue;
	                     else
	                        s_tus = '';
    	                
    	                if (sCmd!='') {
	                        clearTimeout(ch_command_timer);
    	                } else if (message_id > ch_last_msg_id && !isPrivate) {
	                        dv = cr('div');
	                        dv.setAttribute('tus',user_name);
	                        dv.style.color=color;
	                        if (s_my_name==s_tus) {dv.style.backgroundColor='#e4e4e4';has_new_message = true;}
	                        if (user_name == ch_g_username_selection) 
	                            span_class = 'ch_dt_on';
	                        else
	                            span_class = 'ch_dt';
	                        span_class += ' src_'+src;
	                        var el;
								el = new Element("a",{href:'javascript:ch_dt(\''+dt+'\')', 'class':span_class})
								el.update(dt);
								el.observe('mouseover', function() {ch_dto(this)});
								el.observe('mouseout', function() {ch_dtu(this)});
								ap(dv,el);	                        
	                        
								el = new Element("a",{href:'javascript:ch_2us(\''+user_name+'\')', 'class':'ch_us', style:'color:'+color})
								el.update(user_name+':');
								el.setAttribute('un', user_name);
								el.observe('mouseover', function(event) {_uc(this.getAttribute('un'), event, this);});
								ap(dv,el);
								ap(dv, new Element("font")).update(ch_insert_smiles('chat_main',message_body));
                            ap(ov,dv);
                            ch_last_msg_id = message_id;
                            cnt_room++;	                        
                        } else if (message_id > ch_last_pv_msg_id && isPrivate) {
	                        dv = cr('div');
	                        dv.style.color=color;   
	                            
	                        var el;
								el = new Element("a",{href:'javascript:ch_dt(\''+dt+'\')', 'class':'ch_dt'})
								el.update(dt);
								el.observe('mouseover', function() {ch_dto(this)});
								el.observe('mouseout', function() {ch_dtu(this)});
								ap(dv,el);	                        
								
								if (on.attributes.getNamedItem('mod').nodeValue=='n') {
									el = new Element("a",{href:'javascript:_mod_accept(\'' + message_id + '\')', 'class':'ch_dt src_' + src})
									el.update(jlang('принять'));
									ap(dv,el);
									el = new Element("a",{href:'javascript:_mod_decline(\'' + message_id + '\')', 'class':'ch_dt src_' + src})
									el.update(jlang('отклонить'));
									ap(dv,el);									
								} 
	                        
								el = new Element("a",{href:'javascript:ch_2us(\''+user_name+'\')', 'class':'ch_us', style:'color:'+color})
								el.update(user_name+':');
								el.setAttribute('un', user_name);
								el.observe('mouseover', function(event) {_uc(this.getAttribute('un'), event, this);});
								ap(dv,el);
								
								ap(dv, new Element("font")).update(ch_insert_smiles('chat_private',message_body));
								
	                        dv.id = 'priv_msg' + message_id;
	                        ap(pv,dv);
	                        ch_last_pv_msg_id = message_id;
	                        cnt_priv++;
	                        if (user_name!=s_my_name) has_new_message = true;
	                    }
	                //}
	                //catch (e){false;}    
	                    
                    }
                    if (cnt_room>0) ov.scrollTop = ov.scrollHeight-CH_MAIN_CHAT_HEIGHT;
                    if (cnt_priv>0) pv.scrollTop = pv.scrollHeight-CH_PRIVATE_CHAT_HEIGHT;
                    
                    while (ov.childNodes.length > CHAT_MAX_MSG) {
                           ov.removeChild(ov.childNodes[0]);
                    }
                } else if (stype=='alert') {
                    alertw(unescape(oroot.firstChild.nodeValue));
                }
              }
              if (has_new_message) playSound();
              if (ch_reload_timer==null)
                  ch_reload_timer = setTimeout(ch_reload,T_RELOAD);
            }
            if (ch_last_pv_msg_id > ch_last_msg_id) ch_last_msg_id = ch_last_pv_msg_id;
	    }
	    
	    
	    function _mod_accept(msg_id){
	        rm($('priv_msg'+msg_id));
	        ch_xreq('cmd=40&msg_id='+msg_id,_mod_accept_ok);
	    }
	    function _mod_accept_ok(){
	        alertw(jlang('сообщение принято'))
	    }
	    
	    function _mod_decline(msg_id){
	        rm($('priv_msg'+msg_id));
	        ch_xreq('cmd=41&msg_id='+msg_id,_mod_decline_ok);
	    }
	    function _mod_decline_ok(){
	        alertw(jlang('сообщение отклонено'))
	    }	    
	    
	    
	    function ch_post_expert_question(user_name, msg) {
			ch_xreq('cmd='+CM_EXPERT_QUESTION + '&mode=all&fromuser=' + user_name + '&msg=' + msg, null);
	    }
	    
	    function ch_post_msg(){
	        var sMsg = $('text').value;
            var sTmp = sMsg;
            sTmp = sTmp.replace(/\[t=(\d{2}:\d{2}:\d{2})\]/g,'');
            sTmp = sTmp.replace(/\[a=(\d{20}):(.*)\]/g,'');
            var re = /\[(.*?)\]/g;
            var re2 = /\:\)/g;
	        if ((sTmp.match(re)!=null && sTmp.match(re).length > 3) || (sTmp.match(re2)!=null && sTmp.match(re2).length > 3)  || (sTmp.match(re)!=null && sTmp.match(re2)!=null && (sTmp.match(re).length + sTmp.match(re2).length) > 3) ){
	            alertw(lang_chat.smiles_limitation);
	            return;
	        }
	            	        
	        if ((ch_prev_msg!=sMsg) && (sMsg!='')) {
	            $('text').value = '';
	            ch_reload_timer = clsTimeout(ch_reload_timer);
	            ch_xreq('cmd='+CM_CHAT + '&mode=all&touser='+ ch_g_to_username + '&msg=' + escape(sMsg), ch_x_replies);
	            ch_prev_msg = sMsg;
	            ch_g_to_username = '';
	            $('ch_for_user').innerHTML = ' ';
	            $('text').focus();
	        }
	    }	    
	    function ch_post_msg_private(){
	        var sMsg = $('text').value;
	        if ((ch_prev_msg!=sMsg) && (sMsg!='') && (ch_g_to_username!='')) {
	            $('text').value = '';
	            ch_reload_timer = clsTimeout(ch_reload_timer);
	            ch_xreq('cmd='+CM_CHAT + '&mode=private&touser='+ ch_g_to_username + '&msg=' + escape(sMsg), ch_x_replies);
	            ch_prev_msg = sMsg;
	            ch_g_to_username = '';
	            $('ch_for_user').innerHTML = ' ';
	            $('text').focus();
	        } else if (ch_g_to_username=='') 
	            alertw(lang_chat.private_undef);
	    }
	    
        function ch_clear_command_title(){
//            if ($('chat_title'))
//                $('chat_title').innerHTML='';
        }
	    
	    function ch_show_cit(o, chat_type, stime){
            var ov = $(chat_type);
            if (o.title=='') {
                var sOut = '';
                for (var i=0;i<ov.childNodes.length;i++){
                    oc = ov.childNodes[i];
                    if ((oc.tagName=='DIV') && (oc.childNodes[0].innerHTML==stime)) 
                       sOut += oc.childNodes[1].innerHTML + ' ' + oc.childNodes[2].innerHTML.replace(/(<([^>]+)>)/ig,'')  + '\n';
                }
                o.title = sOut;
            }
	    }
	    
	    function ch_insert_smiles(chat_type, str){
	        str = str.replace(/&/g,'&amp;').replace(/"/g,'&quot;').replace(/</g,'&lt;').replace(/>/g,'&gt;');
	        str = str.replace(/\[t=(\d{2}:\d{2}:\d{2})\]/g,'<span class=dt_cit title="" onmouseover="ch_show_cit(this,\''+chat_type+'\',\'$1\')">$1</span>');
	        str = str.replace(/\[i=(.*?)\]/g,'<a href="/photo/all/new/p1/g$1/pc1" class="lnk" target="_blank"><img src="'+C_MEDIA_SERVER+'photo/132-99/c/$1.jpg" onerror="_g_img_err(this,0,132,99);" ></a>');
	        str = str.replace(/\[v=(.*?)\]/g, '<a href="/video/all/new/p1/g$1/pc1" class="lnk" target="_blank"><img src="' + C_MEDIA_SERVER + 'video/132-99/c/$1.jpg" onerror="_g_img_err(this,0,132,99);" ></a>');	        
	        str = str.replace(/\[a=(\d{20}):(.*)\]/g,'<a href="/audio/all/new/p1/g$1/pc1"  class="lnk" target="_blank">'+jlang('аудио-запись')+'\'$2\'</a>');
	        str = str.replace(/\[post=(\d*):(\d*):(\d*):(\d*):(\d*)\](.*)\[\/post]/g,'<a href="/forums/?gact=' + ACT_LINKREDIRECT + '&post_id=$1&ipage=$2" class="lnk" target="_blank">'+jlang('форум:')+'\'$6\'</a>');
	        str = str.replace(/\[post=(\d*):(\d*)\](.*)\[\/post]/g,'<a href="/forums/?gact=' + ACT_LINKREDIRECT + '&post_id=$1&ipage=$2" class="lnk" target="_blank">'+jlang('форум:')+'\'$3\'</a>');
	        str = str.replace(/\:\)/g,'<img src="/_global_smiles/roll.gif" onerror="ch_img_err(this);" />');
	        str = str.replace(/\:\(/g,'<img src="/_global_smiles/sad.gif" onerror="ch_img_err(this);" />');
	        str = str.replace(/\:\|/g,'<img src="/_global_smiles/huh.gif" onerror="ch_img_err(this);" />');
	        str = str.replace(/\%\)/g,'<img src="/_global_smiles/wink.gif" onerror="ch_img_err(this);" />');
	        str = str.replace(/{}/g,'<img src="/_global_smiles/kiss.gif" onerror="ch_img_err(this);" />');
	        str = str.replace(/\[vip:(.*?)\]/g, '<img src="/_global_smiles/vip/$1.gif" onerror="ch_img_err(this);" />');
	        str = str.replace(/\[(.*?)\]/g,'<img src="/_global_smiles/$1.gif" onerror="ch_img_err(this);" />');
	        return str;
	    }
	    
	    function ch_img_err(o){
	        try {o.parentNode.removeChild(o);}
	        catch (e) {false;}
	    }
	    

	    
	    function ch_dt(s){
	        var stoins = '[t=' + s + '] ';
	        var o = $('text');
	        insIn(o, stoins);
        }
        
	    function ch_dto(o){
	        o.style.color='brown';
	    }	    
	    function ch_dtu(o){
	        o.style.color='';
	    }	    	    
	    
	    function ch_2us(s_user_name) {
	        if (bAllowOpen) {
                ch_g_to_username = s_user_name;
                ch_g_username_selection = s_user_name
                $('ch_for_user').innerHTML=jlang('личное сообщение для')+'<font color=red>' + ch_g_to_username + '</font>';
                if ($('text').value=='')
                    insIn($('text'), s_user_name + ', ');
                else
                    insIn($('text'), s_user_name + ' ');
	            var ov = $('chat_main');
	            for (var i=0;i<ov.childNodes.length;i++){
					var s = ov.childNodes[i];
					if(s.getAttribute)
						if (s.getAttribute('tus')==ch_g_username_selection && ch_g_username_selection!='') {
							s.childNodes[0].className = 'ch_dt_on';
						} else {
							s.childNodes[0].className = 'ch_dt';
						}
	            }
	       }
	    }
	    
	    function ch_show_us(o,user_id){
	        bo();
	        var pfx = 'us'+user_id+'_'
	        var oNext = o.parentNode.nextSibling;
	        if ((oNext!=null) && (oNext.className=='chat_user_info')) {
	            oNext.parentNode.removeChild(oNext);
	        } else {
	            var dv = cr('div');
	                dv.className='chat_user_info';
	                dv.innerHTML='<img src="img/indi.gif" id='+pfx+'avatar_guid onclick="ch_showForm(\'p_userinfo\','+user_id+');" /><br/>';
	                dv.innerHTML+='<span id='+pfx+'sex></span>, ';
	                dv.innerHTML+='<span id='+pfx+'city></span><br/>';
	                dv.innerHTML+='<a href="javascript:ch_m_photoLoad(\'user\','+user_id+',1,990);" class=chat_user_lnk>' + lang_chat.user_photo + ' <span id='+pfx+'photo_count>0</span></a>';
	                dv.innerHTML+='<a href="javascript:ch_m_videoLoad(\'user\','+user_id+',1,990);" class=chat_user_lnk>' + lang_chat.user_video + ' <span id='+pfx+'video_count>0</span></a>';
	            o.parentNode.parentNode.insertBefore(dv,oNext);
	            ch_userinfo(user_id);
	        }
	    }
        
        function clsTimeout(i_timer){
            clearTimeout(i_timer);
            return null;
        }
        
        
        
			
	function ch_userinfo(user_id){
		var opt = {method:'get', parameters:'saction=load_userinfo&user_id='+user_id, onComplete:
		    function() {ch_userinfo_ok(arguments[0],user_id)}   
		};
		var aj = new Ajax.Request(synci.ajax_url,opt)
	}
	
	function ch_userinfo_ok(or,user_id){
	    var i_city;
		var oroot = or.responseXML.documentElement;
		for (var i=0; i<oroot.childNodes.length; i++) {
			on = oroot.childNodes[i];
			at_name = on.attributes.getNamedItem('name').nodeValue;
			if(on.childNodes.length > 0)
				on_val = unescape(on.childNodes[0].nodeValue);
			else{
				on_val = '';
			}
			switch (at_name) {
			    case 'avatar_guid'		: $('us'+user_id+'_avatar_guid').src = C_REMOTE_MEDIA + '/img/sm/' + on_val +'.jpg';break;
			    case 'city'				: i_city = on_val;break;
				case 'sex'				: $('us'+user_id+'_sex').innerHTML = (on_val==0)? '-':(on_val==1) ? lang_chat.sex_boy : lang_chat.sex_girl ;break;
				case 'photo_count'      : $('us'+user_id+'_photo_count').innerHTML = on_val;break;
				case 'video_count'      : $('us'+user_id+'_video_count').innerHTML = on_val;break;
			}
		}
        for(i=0; i<parseInt(arrCity.length/2); i++){
            if(i_city == arrCity[i*2]){
                $('us'+user_id+'_city').innerHTML = arrCity[i*2+1];
                break;
            }
        }
	}            
	
	var ch_x_star_poz;
	var ch_is_mouse_down=false;

	function ch_resizer_start(e){
	    if (!ch_is_mouse_down) {
	        ch_is_mouse_down = true;
            curevent=(typeof event=='undefined'?e:event);
            curPos=curevent.clientY;
            ch_x_star_poz = curPos;
            cb_AttachEvent(document.body, 'mousemove', ch_resizer_move,false);
            setTimeout(function(){cb_AttachEvent(document.body, 'click', ch_resizer_start,false)}, 500);
            document.body.style.cursor='n-resize';
            $('ch_resizer').style.cursor='n-resize';
        } else {
	        ch_is_mouse_down = false;
	        cb_DetachEvent(document.body, 'mousemove', ch_resizer_move,false);   
	        cb_DetachEvent(document.body, 'click', ch_resizer_start,false);   
	        document.body.style.cursor='';
	        $('ch_resizer').style.cursor='';
            CH_MAIN_CHAT_HEIGHT = parseInt($('chat_main').style.height.split('p')[0]);
            CH_PRIVATE_CHAT_HEIGHT = parseInt($('chat_private').style.height.split('p')[0]);
            createCookie('chat-risize-main',CH_MAIN_CHAT_HEIGHT,999);
            createCookie('chat-risize-private',CH_PRIVATE_CHAT_HEIGHT,999);
	        $('text').focus();
	        $('text').value = $('text').value;            
	    }
	}
	
	function ch_resizer_move(e){
	    if (ch_is_mouse_down) {
            curevent=(typeof event=='undefined'?e:event);
            curPos=curevent.clientY;
            var hDs = (ch_x_star_poz-curPos);
            if (CH_MAX_MAIN_HEIGHT <  CH_MAIN_CHAT_HEIGHT - hDs) hDs = CH_MAIN_CHAT_HEIGHT - CH_MAX_MAIN_HEIGHT;
            if (CH_MIN_MAIN_HEIGHT >  CH_MAIN_CHAT_HEIGHT - hDs) hDs = CH_MAIN_CHAT_HEIGHT - CH_MIN_MAIN_HEIGHT;
            $('chat_main').style.height = CH_MAIN_CHAT_HEIGHT - hDs + 'px';
            $('chat_private').style.height = CH_PRIVATE_CHAT_HEIGHT + hDs + 'px';
        }
	}

	
    function cb_AttachEvent(obj,evt,fnc,useCapture){
	        if (!useCapture) useCapture=false;
	        if (obj.addEventListener){
		        obj.addEventListener(evt,fnc,useCapture);
		        return true;
	        } else if (obj.attachEvent) return obj.attachEvent("on"+evt,fnc);
    } 	
    
    function cb_DetachEvent(obj,evt,fnc,useCapture){
	        if (!useCapture) useCapture=false;
	        if (obj.removeEventListener){
		        obj.removeEventListener(evt,fnc,useCapture);
		        return true;
	        } else if (obj.detachEvent) return obj.detachEvent("on"+evt,fnc);
    } 	    
    
    
    
    function ch_showForm(v1,v2) {
        try {
        if (g_clear_window) {
          if (window.opener && !window.opener.closed) {
               window.opener.showForm(v1,v2);
               window.opener.focus();
          }
        } else showForm(v1, v2);
        } catch (e) {false;}
    }

    function ch_m_photoLoad(v1, v2, v3, v4){
        try {
        if (g_clear_window) {
            if (window.opener && !window.opener.closed) {
                window.opener.m_photoLoad(v1, v2, v3, v4);
                window.opener.focus();
            }
        } else m_photoLoad(v1, v2, v3, v4);
        } catch (e) {false;}
    }
    
    function ch_m_videoLoad(v1, v2, v3, v4){
        try {
        if (g_clear_window) {
            if (window.opener && !window.opener.closed) {
                    window.opener.m_videoLoad(v1, v2, v3, v4);
                    window.opener.focus();
            }
        } else m_videoLoad(v1, v2, v3, v4);
        } catch (e) {false;}
    }

    function playSound()
    {
    	try { $(sndMsgP).sendEvent('PLAY', 'true');} catch (e) { false }
    }


var g_lj;  // language collection
function _g_init(){
	g_lj = new LJS();
	document.onclick=_mnuHide;
	window.onresize=_mnuHide;
	document.onkeydown = _global_key_check;
	_g_load_lang();	
	_g_extend_prototype();
	_l_page_onload();
}


function jlang(s) {
	try 
	{
		return g_lj.get(s);
	} 
	catch (e)
	{
       return s;
    }	
}
function _g_set_lang(sLang){createCookie(C_USER_LANG_COOKIE, sLang, 365);reload();}


function reload() {location.reload();}
function p(o) {return o.parentNode;}
function cr(tag){return document.createElement(tag);}
function ap(par,el){return par.appendChild(el);}
function ap_list(par,el)
{
	var li = ap(par,new Element('li'));
	return ap(li,el);
}
function ap_list_text(par,sText)
{
	var li = ap(par,new Element('li'));
	li.innerHTML = sText;
	return li;
}

function ins(par,el){return par.insertBefore(el,par.childNodes[0]);}
function rm(o){if(o.parentNode)o.parentNode.removeChild(o);}
function hd_block(obj, is_hide){
    if (obj!=null) {
	    if (is_hide) {obj.style.display='';obj.style.display='none';}
	    if (!is_hide) {obj.style.display= (obj.tagName=='TR')?'':'block';}
	}
}	 

function _g_extend_prototype(){
	// extend form
	Element.addMethods({
			getMultiValue: function(frm,radioName) {
				var radioGroup = document.getElementsByName(radioName);
				for (radioGroupLoop = 0; radioGroupLoop < radioGroup.length; radioGroupLoop++){
					if (radioGroup[radioGroupLoop].checked){
						return radioGroup[radioGroupLoop].value;
					}
				}
				return false;
			}
		});			
}
/* image not found handler */
function _g_img_err(o, i, w, h) {
	o.onerror = null;
	o.src = C_MEDIA_SERVER + 'sys/' + w + '-' + h + '/c/'+i+'.jpg';
}
function _g_err(src) {
	o.onerror = null;
	o.src = src;
}


function _global_key_check(e)
{
	if (!e) e = window.event;
    var k = e.keyCode;
    if (e.ctrlKey) 
    {
		var el = Event.element(e);
		if (el && el.tagName && (el.tagName!="TEXTAREA" && el.tagName!="INPUT"))
		{	
			if (k == Event.KEY_LEFT && $('page_prev')) location.href = $('page_prev').href;
			if (k == Event.KEY_RIGHT && $('page_next')) location.href = $('page_next').href;
		}	
    }
    if (e.altKey)  {
		if (k == 49) {$('href_seo_title').onclick();}
		if (k == 50) {$('href_seo_description').onclick();}
		if (k == 51) {$('href_seo_keywords').onclick();}
		
    }
}

function _global_showsmiles(target, sfolder) {
    alertw(null, 'smiley&target='+target+'&folder='+sfolder,null);
}

function _g_smiles_write(arr, starget, sArrName){
	var a,im;
	var c = $('smiles_container');
		c.innerHTML = '';
	for (var i=0;i<arr.length;i++){
		a = cr('a');
		a.setAttribute('smile','['+arr[i]+']');
		a.onclick=function(){insIn($(starget),this.getAttribute('smile'));alertc();};
		im = cr('img');
		im.src = '/_global_smiles/' + arr[i].replace(':','/')+'.gif';
		ap(a,im);ap(c,a);
	}
	_g_smiles_switch_tab(sArrName);
}

function _g_smiles_switch_tab(arrName) {
	t = document.getElementsByName('smilesLi');
	for (var i=0;i<t.length;i++) {
		if (t[i].getAttribute('sm')==arrName)
			t[i].className = 'selected';
		else
			t[i].className = '';
	}
}
//todo: прятать когда действительно перекрывает контролы.
function hideSelects(isshow){

	var vis = isshow ? 'visible' : 'hidden'
	
	//$$('div.flashcontent').each(function(el){el.style.visibility=vis;});
	
	if(!Prototype.Browser.IE)
		return;
	
	$A(document.getElementsByTagName("select")).each(
		function(el)
		{
			el.style.visibility = vis;
		}
	);
}

function _g_image_path(folder, guid, width, height, sResizeType) {
	return C_MEDIA_SERVER + folder + '/' + width + '-' + height + '/' + sResizeType + '/' + guid + '.jpg';
}

var _g_default_text_area=null;
var _g_default_call_back=null;
var _g_upload_target=null;

function _g_show_upload(sUploadScreen, _fn_call_back, id) {
    _g_default_text_area = id;
    _g_default_call_back = _fn_call_back;
    _g_upload_target='frm_upload_web';
    alertw(null,sUploadScreen,null,function (){if($(_g_upload_target))$(_g_upload_target).submit();})
}

function _g_callback_upload_set_anyguid(sGuid){
    alertc();
    insIn($(_g_default_text_area),'[img]'+sGuid+'[/img]');
}

function _g_show_register(){
	bNickFixed = false;
	alertw(null, 'register', null, function(){_g_fsubmit('register_form_head');});
}

function _g_alert_upload_swtype(sType) {
    if (sType == 'computer') {
        $('upload_www').hide();
        $('upload_computer').show();
        $('a_computer').className = 'upload_type_sel';
        $('a_www').className = 'upload_type_unsel';
        _g_upload_target = 'frm_upload_pc';
    }
    if (sType == 'www') {
        $('upload_www').show();
        $('upload_computer').hide();
        $('a_computer').className = 'upload_type_unsel';
        $('a_www').className = 'upload_type_sel';        
        _g_upload_target = 'frm_upload_web';
        
    }    
}
function alertw(txt, sTemplatePage, fCancel, fOk){
	_mnuHide();
    var img = cr('img');
		img.src = '/img/loader.gif';
		img.id='ajax_loader';
		img.style.display='none';
		ap(document.getElementsByTagName('body')[0],img);				
		new Effect.Appear(img, { duration: 0.1, to:1});	
		
    var opt = {
	    method: 'get', 
		parameters: '',
        onComplete : function alertShow(or){
            hideSelects(false);
            var d = document; var b = document.getElementsByTagName('body');	
			var alert_div = $('alert_div');
		    if (alert_div==null) {
		        alert_div = cr('div');
		        alert_div.id = 'alert_div';
		        alert_div.style.zIndex='-1';
		        ap(b[0],alert_div)
		        modalShow();
            }
			Element.update(alert_div, or.responseText)
			alert_div.style.position = 'absolute';
            if (txt!=null) $('alert_message').innerHTML = txt;
            if ($('alert_title')!=null) $('alert_title').onselectstart=function (){return false;};
            if($('alert_ok')) $('alert_ok').href='javascript:;';
			if($('alert_ok') && fOk==null) {$('alert_ok').onclick = alertc;$('alert_ok').href='javascript:alertc()';}
			if($('alert_close')) $('alert_close').onclick = alertc;
			if($('alert_cancel')) $('alert_cancel').onclick = alertc;
			if (fOk!=null && $('alert_ok')) $('alert_ok').onclick = fOk;
			if (fCancel!=null) {
			    if($('alert_close')) $('alert_close').onclick = fCancel;
			    if($('alert_cancel')) $('alert_cancel').onclick = fCancel;
			}
            var win_h = (document.body.scrollTop) ? document.body.scrollTop : document.documentElement.scrollTop;
			var win_w = (document.body.scrollLeft)  ? document.body.scrollLeft : document.documentElement.scrollLeft;
			alert_div.style.top = (win_h + (document.viewport.getHeight() - alert_div.offsetHeight)/2) + "px";
			alert_div.style.left = (win_w + (document.viewport.getWidth() - $('alert_message').offsetWidth)/2) + "px";
			alert_div.style.display='none';
			alert_div.style.zIndex='999';
			new Effect.Appear(alert_div, { duration: 0.3, to:1});						
			if (win_h + (document.viewport.getHeight() - alert_div.offsetHeight)/2 < 5) alert_div.style.top = '5px';
			//if($('alert_ok')) {setTimeout(function(){$('alert_ok').focus()},100)};
			if ($('ajax_loader')) {rm($('ajax_loader'));}
		}						
	}
	if (sTemplatePage==null) sTemplatePage = 'default';
	    sTemplatePage = '/alert.asp?tpl=' + sTemplatePage;
	var aj = new Ajax.Request(sTemplatePage,opt);
}	

function alertc()
{
	if ($('alert_div')!=null) 
	{
		modalHide();
		hideSelects(true);
		document.getElementsByTagName('body')[0].removeChild($('alert_div'));
	}
	
}

function modalShow(){
		var d = document; var b = document.getElementsByTagName('body');
		var dm = cr('div');
			dm.id = 'modal_layer';
			dm.style.height=document.body.scrollHeight;
		ap(b[0],dm);
		hideSelects(false);
}

function modalHide(){
 if ($('modal_layer')) {
		rm($('modal_layer'));
		hideSelects(true); 		
 }
}

function _g_ask_moder_reason(o){
    var reason = prompt(jlang('Укажите причину Ваших действий (объяснение и пункт правил)'), '');
    if ((reason!='') && (reason != null)){
        $('moderator_reason').value = reason;
        o.submit();
    }
}

function insIn(o,s) {
    var scrrll = o.scrollTop;
    if (document.selection) {
     o.focus();
     var sel = document.selection.createRange();
     sel.text = s;
     o.focus();
    } else if (o.selectionStart || o.selectionStart == '0') {
        var startPos = o.selectionStart;
        var endPos = o.selectionEnd;
        o.value = o.value.substring(0, startPos)+ s + o.value.substring(endPos, o.value.length);
        o.focus();	    
        o.selectionStart = endPos + s.length;
        o.selectionEnd = endPos +  s.length;
    } else {
        o.value += s;
        o.focus();	    
    }        
    o.scrollTop = scrrll;
}    
    
function insBB(o,s) {
    var scrrll = o.scrollTop;
    if (document.selection) {
        o.focus();
        var sel = document.selection.createRange();
        sel.text = '['+s+']'+sel.text+'[/'+s+']';
        o.focus();
    } else if (o.selectionStart || o.selectionStart == '0') {
        var startPos = o.selectionStart;
        var endPos = o.selectionEnd;
        o.value = o.value.substring(0, startPos)+ '['+s+']'+o.value.substring(startPos,endPos)+'[/'+s+']' + o.value.substring(endPos, o.value.length);
        o.focus();	    
        o.selectionStart = endPos + s.length+6;
        o.selectionEnd = endPos +  s.length+6;
    } else {
        o.value += '['+s+'][/'+s+']';
        o.focus();	    
    } 
    o.scrollTop = scrrll;
}
        
function clipB(o){
    if (document.selection) {
        var c = o.createTextRange();
        c.select();
    } else {
        o.setSelectionRange(0,999);
    }
}

function createCookie(name,value,days)
{
    if (days)
    {
	    var date = new Date();
	    date.setTime(date.getTime()+(days*24*60*60*1000));
	    var expires = '; expires='+date.toGMTString();
    }
    else var expires = '';
    document.cookie = escape(name)+'='+value+expires+'; path=/';

}

function readCookie(name)
{
    var nameEQ = escape(name) + '=';
    var ca = document.cookie.split(';');
    for(var i=0;i < ca.length;i++)
    {
	    var 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;
}

function eraseCookie(name)	{createCookie(name,'',-1);}



var g_swf = null;

function _g_media_audio_play(sLang, sUrl) {
	_g_writeSwf("/flash/djuice_" + sLang + "_small.swf",380,100,{'mp3URL':sUrl,'volumeLevel':100,'autoPlay':0,'loadTitle':0,'editTitle':0,'playTitle':0},{'allowScriptAccess':'always','wmode':'opaque'},false);
}

function _g_media_audio_edit(sLang, sUrl, iStartPoz, iEndPoz) {
    g_swf = _g_writeSwf('/flash/djuice_' + sLang + '.swf',380,207,{'mp3URL':sUrl,'SelStartPosition':iStartPoz,'SelEndPosition':iEndPoz,'volumeLevel':100,'autoPlay':0},{'allowScriptAccess':'always','wmode':'opaque'},false);
}
function _g_greeting_draw()
{
	_g_writeSwf('/flash/dn/DN_Drow.swf', 844, 500, null, { 'allowfullscreen': 'false', 'menu': 'false', 'wmode': 'opaque', 'allowScriptAccess':'sameDomain' }, false);
}

function _g_media_video_play(videoUrl, imageUrl, w, h, urls)
{
	//заглушка констант, будут вызываться из флеша
	jlang('полный экран');
	jlang('режим окна');
	jlang('перевернуть');
	jlang('ссылки');
	jlang('закрыть');
	jlang('скопировать в буфер');
	jlang('скопировано в буфер');
	var flashvar = {
		'file': videoUrl,
		'image': imageUrl,
		'idXMLcss': '/js/v0/server_flvplayer.asp',
		'idMod': 'webPlay',
		'idServer':'',
		'cd1Str': escape('[v=' + urls[0] + ']'),
		'cd1Name': jlang('Код для чата, личных сообщений, комментариев и форума:'),
		'cd2Str': escape(urls[1]),
		'cd2Name': jlang('Обычная ссылка (для почты, ICQ):'),
		'cd3Str': '', //escape(urls[1]+'/flash/mediaplayer.swf')
		'cd3Name': jlang('Embed:'),
		'cd4Str': '',
		'cd4Name': ''
	};
	_g_writeSwf('/flash/mediaplayer3.swf', w, h, flashvar, { 'allowfullscreen': 'true', 'menu': 'false', 'wmode': 'opaque' }, false);
}

function _g_media_eventsound_play(url, imageUrl) {
	return _g_writeSwf('/flash/jw_player.swf', 1, 1, {'file': url, 'enablejs': 'true' }, { 'allowScriptAccess': 'always', 'wmode': 'opaque' }, false);
}
function _BantimirMain()
{
	_g_writeSwf('/flash/antimir_main.swf',600,230,false,{'allowfullscreen':'false','menu':'false','wmode':'opaque'},false);
}

function _BantimirWap()
{
	_g_writeSwf('/flash/b_wap.swf',
		239,320,
		{'url':C_PARTNER_WAP_DOMAIN,'img':'/flash/' + C_PARTNER_WAP_LOGO_BANNER},
		{'allowfullscreen':'false','menu':'false','wmode':'opaque'},
		false);
}

function _BantimirOdnoklassniki()
{
	_g_writeSwf('/flash/odnoklassniki.swf',
		239,320,
		{'url_onclick':'/odnoklassniki','img':'/flash/' + C_PARTNER_WEB_LOGO_BANNER},
		{'allowfullscreen':'false','menu':'false','wmode':'opaque'},
		false);
}

function _BVoliaIntro()
{
	_g_writeSwf('/flash/volia.swf',
		843,250,
		null,
		{'allowfullscreen':'false','menu':'false','wmode':'opaque','flashVars':'xmldata_filename=/flash/volia.xml'},
		false);
}

function _g_writeSwf(url,w,h,vars,pars,atts)
{
	var wrap = new Element("div");
	var containerId = wrap.identify();
	document.write(wrap.inspect()+'</div>');
	if(!swfobject.hasFlashPlayerVersion('8.0.0'))
		$(containerId).update('<object id="myId" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" width="0" height="0"><param name="movie" value="/flash/antimir_main.swf" /><!--[if !IE]>--><object type="application/x-shockwave-flash" data="/flash/antimir_main.swf" width="300" height="120"><!--<![endif]--><div class="page_warning"><p><a href="http://www.adobe.com/go/getflashplayer"><img src="http://www.adobe.com/images/shared/download_buttons/get_flash_player.gif" alt="Get Adobe Flash player" />' + jlang('Для нормальной работы сайта <br>необходимо установить Adobe Flash player.') + '</a></p></div><!--[if !IE]>--></object><!--<![endif]--></object>');
	else
		swfobject.embedSWF(url,containerId,w,h,'8.0.0','',vars,pars,atts);
	return containerId;
}

function _g_toggle(container, cssclass)
{
	$(container).select('.'+cssclass).each(
	function(el) {
		el.toggleClassName("hidden");
	});
}

var nbgh_guids = null;
var nbgh_guid = null;
var nbgh_target = null;
var nbgh_page = 0;
var nbgh_pages = 0;

function nbghinit(guid,target)
{
	nbgh_guid = guid;
	nbgh_target = $('_media_rotator_' + target);
	nbgh_get_data();
}

function nbgh_get_data()
{
	new Ajax.Request('',
	{
		method:'get',
		parameters:{rq_type:RQ_AJAX_JSON,gact:ACT_PHOTO_GETNEIGHBOURS,nguid:nbgh_guid,npage:nbgh_page},
		onSuccess: function (tr)
		{
			var json = tr.responseText.evalJSON();
			if(json.actionStatusCode = ERR_OK)
			{
				nbgh_guids  = json.values;
				nbgh_show();
			}
		}
	});
}



function nbgh_show()
{
	if(!nbgh_guids) return;
	nbgh_target.innerHTML = '';
	nbgh_page = parseInt(nbgh_guids[0].key);
	nbgh_pages = parseInt(nbgh_guids[0].value);
	for(var i=1;i<nbgh_guids.length;i++)
	{
		var el = nbgh_guids[i];
		var im = nbgh_create(el.key, el.value);
		new Effect.Appear(ap(nbgh_target, im));
	}
	$('nbgh_pages').innerHTML = nbgh_page + ' из ' + nbgh_pages;
}

function nbgh_create(guid, link)
{
	var a = cr('a');
		if(guid!='0')
			a.href = location.href.replace(/(\d{20})(?=\/pc\d+)/,guid).replace("#comments","");
		else
			a.onclick = function(){alertw(jlang('Изображение скрыто'),'default',null,null);};
		a.style.display = 'none';
		if(nbgh_guid == guid) a.className += ' nbgh_selected';		
	var i = new Element('img',{onerror:'_g_img_err(this,"0",60,60);'});
		if(guid!='0')
			i.src = link;
		else
			i.src = C_MEDIA_SERVER + 'sys/60-60/c/03.jpg';
		ap(a,i);
	return a;
}




function nbgh_scroll(plus_page)
{
	if(!nbgh_guids) return;
	nbgh_page += plus_page;
	if (nbgh_page > nbgh_pages || nbgh_page == 0) {
		nbgh_page -= plus_page;
		return;
	}
	nbgh_get_data();
}


function _g_callAction(params, response_func, s_http_method)
{	

	if (!s_http_method) s_http_method = 'get';
	new Ajax.Request(window.location.href,
    {
		method:s_http_method,
		parameters: Object.extend(params,{rq_type:RQ_AJAX_JSON}),
		onSuccess:
		function(response)
		{
			if (response_func) 
				response_func();
			else {
				var json = response.responseText.evalJSON();
				if (json.actionStatusCode==ERR_OK) 
				{
					if (params.jsalert)
						alert(json.actionStatusMessage);
					else
						alertw(json.actionStatusMessage);
				}
			}
		}
	});	
}

function js_deleteedu(eid,gid)
{
	new Ajax.Request('',
    {
		method:'get',
		parameters: {rq_type:RQ_AJAX_JSON,gact:ACT_DELETE_EDU,id:eid,gid:gid},
		onSuccess: function(){window.location.href=window.location.href;}
	});	
}
function _g_submitAction(frm_id, action_code, params)
{
	if($(frm_id)&&confirm(jlang('Сохранить изменения')))
	{
		_mnuHide();
		$(frm_id).gact.value = action_code;
		if (params) {
			for (el in params) {
				$(frm_id).appendChild(new Element('input', {'type': 'hidden','name':el})).value = params[el];		
			}
			
		}
		$(frm_id).submit();
		
		return true;
	}
	return false;
}

function _g_submitActionW(frm_id, action_code, template, analyze_fn)
{
	if($(frm_id))
	{
		$(frm_id).gact.value = action_code;
		alertw(null, template, null,
			function()
			{
				if (analyze_fn(frm_id))
				{
					$(frm_id).submit();
				}
			}
		);
	}
}

function _g_delete(msg_id)
{
	if(confirm(jlang('Удалить всю переписку?')))
	{
		window.location.href = "../../delete/"+msg_id;
	}
}




function js_forum_selected_category(frm_id)
{
	$(frm_id).appendChild(new Element('input', {'type': 'hidden','name':'new_category_id'})).value = $('alert_category_id').getValue();
	$(frm_id).appendChild(new Element('input', {'type': 'hidden','name':'full_move'})).value = ($('alert_full_move').checked?1:0);
	return true;
}

function js_photo_selected_album(frm_id)
{
	Element.select($('alert_message'), 'input[type="radio"]').each(function(el)
	{
		if (el.checked)
		{
			$(frm_id).appendChild(new Element('input', { 'type': 'hidden', 'name': 'album_id' })).value = el.value;
		}
	});
	$(frm_id).appendChild(new Element('input', {'type': 'hidden','name':'album_name'})).value = $('alert_album_name').value;
	return true;
}

function js_meida_ban_reason(frm_id)
{
	$(frm_id).appendChild(new Element('input', {'type': 'hidden','name':'reason'})).value = $$F('alert_ban_banreason');
	$(frm_id).appendChild(new Element('input', {'type': 'hidden','name':'btype'})).value = $$F('alert_ban_type');
	$(frm_id).appendChild(new Element('input', {'type': 'hidden','name':'ban'})).value = $$F('alert_ban_chkboxban');
	$(frm_id).appendChild(new Element('input', {'type': 'hidden','name':'time'})).value = $$F('alert_ban_selbantime');
	return true;
}


function _g_check_sheckboxes(frm_id,value,selectfilter)
{
	if($(frm_id))
		$(frm_id).getInputs('checkbox').each(
			function (el)
			{
				if(selectfilter==null||el.getAttribute('selectfilter')==selectfilter)
					el.checked=value;
				else
					el.checked=!value;
			}
		)
}

function js_selectLabel(obj)
{
	if(obj.className=='label_selected')
		obj.className='';
	else
		obj.className='label_selected';
	obj.blur();
}


function media_showLinks(inner_url, www_url) {
    alertw(null, 'medialinks&www_url='+escape(www_url)+'&inner_url='+escape(inner_url),null,null);
}

function _g_translit_text(obj) {
    obj.innerHTML = translit(obj.innerHTML);
}

function _g_submitbySelectBox(actionSelect,formName)
{
	var selected = actionSelect.options[actionSelect.selectedIndex].value;
	if(selected !=-1)
		if(confirmMessage)
			if(confirm(jlang('Сохранить изменения')))
			{
				$(formName).gact.value = selected;
				$(formName).submit();
			}
			else
				return;
		else
			$(formName).submit();
}


function swithSearchGroup(groupName)
{
	var divView = $('es_'+groupName+'_view');
	var divEdit = $('es_'+groupName+'_edit');
	divView.previousSiblings()[0].toggleClassName("cap_info_ch");
	if(divEdit.visible())
	{
		divEdit.hide();
		divView.innerHTML = '';
		var ul = cr('ul');
		ap(divView,ul);
		$A(document.getElementsByName(groupName)).each
		(
			function (el)
			{
				
				if(el.checked)
				{
					divView.show();
					ap_list_text(ul, el.nextSibling.innerHTML);
				}
			}
		);
	}
	else
	{
		divView.hide();
		divEdit.show();
	}
}

function switchProfileGroup(groupName)
{
	if($('tab_'+groupName))
	{
		$('tab_'+groupName).select("div.cap_info")[0].toggleClassName("cap_info_ch");
		$('tab_'+groupName).select("div.body_info")[0].toggleClassName("hidden");
	}
}

function js_voting(vote_id,send_vote)
{
	var divName = 'voting_div_'+vote_id;
	var val='';
	if(send_vote)
	{
		$A($(divName).getElementsByTagName('input')).each(function(el)
			{
				if(el.checked)
					val = el.value;
			}
		);
	}
	new Ajax.Updater(divName,'',
	    {
			method:'get',
			parameters:
				{rq_type:RQ_AJAX_TEXT,
				gact:ACT_FORUM_AJAX_POLL,
				vote_id:vote_id,
				answer:val
				}
		});	
}


function poll_show()
{
	$('poll_container').toggleClassName("hidden");
}
function poll_addoption()
{
	if(parseInt($F('poll_count'))<parseInt($F('poll_max_count')))
	{
		$('poll_count').value = parseInt($F('poll_count'))+1;
		$('poll_container').appendChild(new Element('input', {'type': 'text','name':'poll_answer_'+$F('poll_count'),'class':'polls border'})).focus();
	}
}


function rate_media(guid, media_type, i_rate) 
{
	new Ajax.Updater('media_rate_results','',
	    {
			method:'get',
			parameters:
				{
				rq_type:RQ_AJAX_TEXT,
				gact:ACT_MEDIA_VOTE,
				rate:i_rate,
				m_type:media_type
				},
			onSuccess:
				function(r)
				{
					new Effect.Fade($('media_rate_voting'),{queue: 'front', duration:0.3});				
					setTimeout(function(){$('media_rate_voting').innerHTML = '<span>'+jlang('Ваша оценка учтена')+'</span>';},300);
					new Effect.Appear($('media_rate_voting'), { queue: 'end', duration:0.3});
					if ($('media_meter')) $('media_meter').innerHTML = r.responseText;					
				}
		});	
}

function js_ShortMessage_setcolor(messageId)
{
	if($('alert_shortmessage_select_color')) Element.hide($('alert_shortmessage_select_color'));
	if($('alert_shortmessage_setcolor_pay_box')) Element.show($('alert_shortmessage_setcolor_pay_box'));
	if ($('alert_balance') != null)
	    $('alert_balance').observe('click', function(){
	        js_payBalance({gact:ACT_PAY_BALANCE,bptype:ACT_PAY_SHORTMESSAGE_SETCOLOR,mid:messageId,fldColor:$F('fldColor')},null,jlang('Цвет объявления изменен'));
	    });
}



var shortmessage_blockid 
function js_PostNewShortMessage(block_id)
{
	shortmessage_blockid = block_id;
	alertw(null,"shortmessage",null,function(){js_PostNewShortMessage_ok(block_id)});
}

function js_PostNewShortMessage_pay()
{
	if($('alert_shortmessage_message_box')) Element.hide($('alert_shortmessage_message_box'));
	if($('alert_shortmessage_pay_box')) Element.show($('alert_shortmessage_pay_box'));
	$('alert_pay').onclick = alertc;
	new Ajax.Request('/default.asp',
	    {
			method:'post',
			parameters:
			{
				rq_type:RQ_AJAX_TEXT,
				gact:ACT_MESSAGES_SHORTADD,
				msg:$F('alert_shortmessage_text'),
				pay:1
			}
		});
	setTimeout(js_PostNewShortMessage_pay_check, 15000);
}
function js_PostNewShortMessage_pay_check()
{
	var f = false;
	new Ajax.Request('',
    {
		method:'get',
		parameters: {rq_type:RQ_AJAX_TEXT,gact:ACT_PAY_SHORTMESSAGE},
		onSuccess:
		function(r)
		{
			if(r.responseText=="0")
			{
				f = true;
				alertc();
				new Ajax.Updater(shortmessage_blockid,'',
				{
					method:'get',
					parameters:
					{
						rq_type:RQ_AJAX_TEXT,
						gact:ACT_MESSAGES_SHORTADD
					}
				})
			}
		}
	});
	if(!f) setTimeout(js_PostNewShortMessage_pay_check, 15000);
}
function js_PostNewShortMessage_ok(block_id)
{
	var message = $F('alert_shortmessage_text');
	alertc();
	new Ajax.Updater(block_id,'/default.asp',
	    {
			method:'post',
			parameters:
				{
				rq_type:RQ_AJAX_TEXT,
				gact:ACT_MESSAGES_SHORTADD,
				msg:message,
				pay:0
				}
		});	
}

function _g_ReloadBlock(block_id,params)
{

    var divLoad  = new Element('img',{src:'/img/loader.gif',style:'display:none;position:absolute'})
	var par = $(block_id);
	ap(par,divLoad);
	var xy = Position.page(par);
	var x = xy[0]+(par.getWidth()-divLoad.getWidth())/2;
	var y = xy[1]+(par.getHeight()-divLoad.getHeight())/2;
	y += (document.body.scrollTop) ? document.body.scrollTop : document.documentElement.scrollTop;

	divLoad.style.top = y + 'px';
	divLoad.style.left = x + 'px';

	new Effect.Appear(divLoad, { duration: 0.1, to:1});	

	new Ajax.Request('',
    {
		method:'get',
		parameters: Object.extend({rq_type:RQ_AJAX_TEXT}, params),
		onSuccess:
		function(r)
		{
			Element.replace(block_id,r.responseText);
			rm(divLoad);
		},
		onFailure:
		function()
		{
			rm(divLoad);
		}
		
	});
}

function _g_MessageBox_keyup(event)
{
	var textarea = Event.element(event);
	var ch = textarea.getHeight();
	var ih = textarea.scrollHeight;
	if(ih>ch)
	{
		textarea.style.height = ih+'px';
	}
	
}

function _g_PeriodicalReloadBlock(block_id,period,params)
{
	new Ajax.Request('',
    {
		method:'get',
		parameters: Object.extend({rq_type:RQ_AJAX_TEXT}, params),
		onSuccess:
		function(r)
		{
			Element.replace(block_id,r.responseText);
		},
		onFailure:
		function()
		{
		}
	});
	setTimeout(function(){_g_PeriodicalReloadBlock(block_id,period,params);}, period);
}

function _js_TopStadndings_checkRequiremnts(block_id, user) 
{
	$(block_id).select('input[type="radio"]').each(
	function(el)
	{
		if(el.checked)
		{
			_g_ReloadBlock(block_id,{gact:ACT_PAY_TOP_POSITION,top:el.value,step:2,user:user});
		}
	});
}

function _js_Gift_checkRequiremnts(event, block_id, user, giftid)
{
	_g_ReloadBlock(block_id,{gact:ACT_PAY_GIFT,gift:giftid,step:3,user:user});
	_mnuDisableEvent(event);
}

function _js_TopStadndings_checkRequiremnts_walert(topId)
{
	alertw(null,'topstandings&top='+topId+'&step=2',null,null);
}

function _js_TopStadndings_setRequiremnts(block_id,topid)
{
	_g_ReloadBlock(block_id,{gact:ACT_PAY_TOP_POSITION,top:topid,step:5});
}

function _js_textarearkeycheck(event,obj,lng)
{
	if(obj.value.length>lng)
		obj.value = obj.value.substring(0, lng);
	else
		$('text_area_counter').update(lng-obj.value.length);
		
}

function dd_recipent_change(obj)
{
	if(obj.options[obj.selectedIndex].value.startsWith('*')) 
		$('recipient_text1').show(); 
	else 
		$('recipient_text1').hide();
		
}

function swsl()
{
	new Ajax.Request('',
    {
		method:'get',
		parameters: 
		{
			rq_type:RQ_AJAX_TEXT,
			gact: ACT_SAVE_PROFILESETTINGSAJAX
		},
		onComplete:
		function()
		{
			_mnuHide();		
		}
	});
}


function js_medittitle(obj, guid, mtype)
{
	var ret = prompt(jlang('Новое название'),obj.innerHTML);
	if(ret)
		new Ajax.Request('',
		{
			method:'get',
			parameters: 
			{
				rq_type:RQ_AJAX_TEXT,
				gact: ACT_MEDIA_SAVETITLE,
				guid:guid,
				m_type: mtype,
				title: ret
			},
			onSuccess:
			function()
			{
				obj.innerHTML = ret;
			}
		});
}


function js_my_block_togglemenu(obj,option)
{
	Element.toggleClassName(obj,'menu_chosen');
	if(obj.hasClassName('menu_chosen'))
		$(option).show();
	else
		$(option).hide();
}


function _g_FetchFriendsOnline(event, obj)
{
	new Ajax.Request('',
	{
		method:'get',
		parameters:{rq_type:RQ_AJAX_JSON,gact:ACT_USERLIST_FRIENDONLINE},
		onSuccess: function (tr)
		{
			var json = tr.responseText.evalJSON();
			_hint(null, obj, 'right', json.actionStatusMessage, {width:'200px'});
		}
	});
}

function yhint(o)
{
	Element.toggleClassName(o,"yhint");
}

function _g_invf_newline(obj)
{
	return;
	var frm = obj.parentNode.parentNode;
	var objP = obj.parentNode;
	if (frm.tagName != 'FORM')
	{
		frm = frm.parentNode;
		objP = objP.parentNode;
	}
	var els = frm.select('div.invitefriend_row');
	
	if (objP == els[els.length - 1])
	{
		var n = new Element("div", { 'class': 'invitefriend_row' }).update(objP.innerHTML);
		Element.insert(objP, { after: n });
	}
}

function _g_invf_photo(obj)
{
	_g_invf_newline(obj);
	_g_upload_init('/' + C_UPLOAD_PAGE + '?mt_type=' + MT_ANY, 5000000, jlang('Изображение'), '*.jpg;*.jpeg;*.png;*.bmp;*.gif;*.tiff;*.tif;', 1, false,
	function(guid)
	{
		
		Element.select(obj.parentNode,'input[name="ava_guid"]')[0].value = guid.responseText;
		Element.select(obj.parentNode,'img')[0].src = _g_image_path('iany', guid.responseText, 50, 50, 'c');
	});
	multiUpload.AutoUpload = true;
	setTimeout(function() { multiUpload.browse(multiUpload.Filesize, multiUpload.Filetypes); }, 500);
}

function _g_spam(uid)
{
	if(confirm(jlang('Удалить пользователя?\nЭто полностью удалить пользователя, его сообщения, фотографии и все-все-все...')))
	{
		_g_callAction({gact:ADM_USER_SPAM,spamid:uid}, function(){window.location.href=window.location.href;});
	}
}

function _g_block(uid)
{
	if (confirm(jlang('Добавить человека в черный список?')))
	{
		_g_callAction({ gact: ACT_USER_BLACK, spamid: uid }, function() { window.location.href = window.location.href; });
	}
}

function _g_ban(uid, callback)
{
	if(callback==null) callback = function(){return;};
	alertw(null, 'ban', null, function()
		{
			_g_callAction({gact:ADM_USER_BAN,spamid:uid,reason:$$F('alert_ban_banreason'),btype:$$F('alert_ban_type'),ban:$$F('alert_ban_chkboxban'),time:$$F('alert_ban_selbantime')}, callback);
			alertc();
		}
	);
}
function _g_ban_savereason()
{
	var r = prompt(jlang('Название шаблона'));
	if(r!=null && $$F('alert_ban_banreason')!='')
	{
		_g_callAction({gact:ADM_SAVEBANREASON,name:r,body:$$F('alert_ban_banreason')}, function(){return;});
	}
}

function _g_ban_setreason(obj)
{
	$('alert_ban_banreason').value = $F(obj);
}

function g_seo_page(seo_url, seo_field_type, sData)
{
	var seo_field_value = prompt(jlang('Новое значение для %1% этой(!) страницы').replace('%1%', seo_field_type),sData);
	if(seo_field_value)
	{
		_g_callAction({gact:ACT_ADMIN_SEO_UPDATE,'seo_url':seo_url, 'seo_field_type':seo_field_type,'seo_field_value':seo_field_value}, function(){window.location.href=window.location.href;}, 'post');
	}
}


function g_cancelEvent(e)
{
  if(!e)
    e = window.event;
  if(e.stopPropagation)
    e.stopPropagation();
  if(e.preventDefault)
    e.preventDefault();
  e.cancelBubble = true;
  e.cancel = true;
  e.returnValue = false;
  return false;
}

function LJS_add() {
	for (c=0; c < LJS_add.arguments.length; c+=2) {this[LJS_add.arguments[c]] = LJS_add.arguments[c+1];}
}
function LJS_get(strKeyName) {
	if (this[strKeyName])
		return(this[strKeyName]);
	else
		return(strKeyName);
}
function LJS() {
  this.add = LJS_add;
  this.get = LJS_get;
}

function js_setlang(l)
{
	new Ajax.Request('',
	{
		method:'get',
		parameters:{rq_type:RQ_AJAX_JSON,gact:ACT_SET_LANG,lang:l},
		onSuccess: function (tr)
		{
			var json = tr.responseText.evalJSON();
			if(json.actionStatusCode = ERR_OK)
			{
				location.reload();
			}
		}
	});

}

function blog_rem_confirm(link)
{
	if (confirm(jlang('Удалить запись из блога?')))
		window.location.href = link;
}


function js_payBalance(params, callback, message)
{
	if (callback == null) callback = function() { alertw(message); };
	_g_callAction(params, callback);
}

function js_switch(p1,p2)
{
	if ($(p1).visible())
	{$(p1).hide();$(p2).show();}
	else
	{ $(p2).hide(); $(p1).show(); }
}
function _g_fsubmitk(form_name, e) {
	if (!e) e = window.event;
    if (e.keyCode==13) _g_fsubmit(form_name);
}

function _g_fsubmit(form_name) {
    var f = $(form_name);
    //eval(f.submit_check.value);
	// blog post labels hack
	//todo:hunter
	if($('divPostLabels'))
	{
		var labels = '';
		$('divPostLabels').select('.label_selected').each(
			function (el)
				{
					labels += el.innerHTML+',';
				}
			);
		document.getElementsByName('arr_labels')[0].value = labels;
	}
	
	if (!_g_form_required_validate(f)) return false;
	if (f.rq_customvalidate.value != '') {
		var custom_result = eval(f.rq_customvalidate.value + '();');
		if (custom_result==false) return false;
	}
    var rq_type;
    if(f.rq_type) 
		rq_type = f.rq_type.value;
	else
		rq_type = RQ_FORM;
    switch (parseInt(rq_type)) 
    {
		case RQ_AJAX_JSON	: 
		case RQ_AJAX_XML	:
        case RQ_AJAX_TEXT	: 
            var opt = {onComplete : eval(f.rq_callback.value)}
            f.request(opt);   
            return false;
        case RQ_FORM : 
            f.submit();
            return true;
    }
}

function frm_ProfileSubmit(form_name)
{
	
	if($(form_name).phone&&!js_checkPhone($(form_name).phone)) return false;
	if(document.getElementsByName('e-mail')[0]&&!js_checkEmail(document.getElementsByName('e-mail')[0])) return false;
	if($(form_name).frm_edu_type_list)
	{
		if($F($(form_name).frm_edu_type_list)==2)
		{
			if($F($(form_name).frm_edu_school_list)<0)
				if(isNaN($F($(form_name).frm_edu_school_list_other)))
				{
					alert(jlang('Номер школы вводите только цифрами'));
					return false;
				}
		}
	}
	_g_fsubmit(form_name);
}

function frm_onLogin(or)
{
	var json = or.responseText.evalJSON();
    switch (json.actionStatusCode) {
        case ERR_OK : 
			ga_tracker('/goal/auth-login_success');
			_g_refresh();
            break;
        case ERR_REGISTER_CONTINUE:
        	if ($('register_form_head')['phone_number']) $('register_form_head')['phone_number'].value = json.actionStatusMessage;
			frm_show('register');
			break;
		case ERR_LOGIN_FAILED_CAPTCHA:
			alert(json.actionStatusMessage);
			//alertw(json.actionStatusMessage, null, null, function()
			//{
				$('login_form_head')['fm-password'].value = '';
				$('login_form_head')['fm-captcha'].value = '';
				$('login_form_head')['fm-password'].focus();
				var r = Math.random();
				$('login_form_head')['fm-cr'].value = r;
				$('captcha').removeClassName('hidden');
				$('captchaimg').src = '/captcha.asp?' + r;
				alertc()
			//});
			break;
		case ERR_LOGIN_FAILED:
        	alert(json.actionStatusMessage);
        	//alertw(json.actionStatusMessage, null, null, function() {
					$('login_form_head')['fm-password'].value='';
					$('login_form_head')['fm-password'].focus();
					alertc()
			//	});
            break;
    }
}

function frm_onRemind(or){
    var json = or.responseText.evalJSON();
    switch (json.actionStatusCode) {
        case ERR_OK : 
			frm_show('remind_success')
            break;
        case ERR_REMIND_FAILED :
        	//alertw(json.actionStatusMessage, null, null);
        	alert(json.actionStatusMessage);
            break;
    }
}

function frm_show(sFormName){
	ga_tracker('/goal/auth-' + sFormName);
		var steps = new Array('login', 'remind', 'remind_success', 'register', 'register_success');
		steps.each(function(e)
		{
			if ($('container_' + e)) $('container_' + e).style.display = (sFormName == e ? 'block' : 'none')
		});

		if ($('btn_reg')) $('btn_reg').style.display = (sFormName == 'login' ? 'block' : 'none')
}
		
function frm_onRegister(or){
    var json = or.responseText.evalJSON();
    switch(json.actionStatusCode)
    {
		case ERR_OK:
			frm_show('register_success');
			break;
		case ERR_REDIRECT:
			window.location.href = json.actionStatusMessage;
			break;
		case ERR_REGISTER_LOGIN_EXISTS:
			ga_tracker('/goal/auth-login-exists');
			_hint(null, $('register_form_head').login, 'right', json.actionStatusMessage, { width: '200px' });
			break;
		case ERR_REGISTER_EMAIL_EXISTS:
			ga_tracker('/goal/auth-mail-exists');
			_hint(null, $('register_form_head').email, 'right', json.actionStatusMessage, { width: '200px' });
			break;
    }
}

function frm_showRegister(){
	new Effect.SlideUp($('central_login'));
	var opt = {onComplete : frm_onshowRegister}
	var aj = new Ajax.Request('/_blocks.asp?name=c_register',opt);
}

function frm_onshowRegister(or){
	var new_block = cr('div');
		new_block.innerHTML = or.responseText;
		new_block.style.display='none';
	ins($('center_container'),new_block);
	
	new Effect.SlideDown(new_block, { queue: 'end'});	
}

function _g_refresh(){
    location.reload();
}

function _g_form_required_validate(oForm)
{
	var isValid = true;
	$A(oForm.select(".required")).each(function (el)
		{
			if(el.value.strip()=='')
			{
				el.focus();
				new Effect.Highlight(el);
				isValid = false;
			}
		});
	return isValid;
}

function js_blogs_saveresult(or)
{
	var json = or.responseText.evalJSON();
    switch (json.actionStatusCode) 
    {
    
        case ERR_OK :
        	window.location.href = json.actionStatusMessage;
            break;
        case ERR_BLOG_SAVEFAILED:
        	alertw(json.actionStatusMessage);
            break;
        case ERR_BLOG_URLUSED:
        	alertw(json.actionStatusMessage);
            break;
    }
}

var _g_upload_counter = 0;

function _g_upload_new(){
	_g_upload_counter++;
	var e_div = cr('div');
	if(_g_upload_counter>1)
		e_div.style.display = 'none';
    var e_set = cr('fieldset');
        e_set.className = 'g_input';
    ap(e_div,e_set);
    var e_label = cr('label');
        e_label.innerHTML='файл #' + _g_upload_counter;
    var e_input = cr('input');
        e_input.type = 'file';
        e_input.name = 'file' + _g_upload_counter;
        e_input.id = 'file' + _g_upload_counter;
        e_input.className  = 'file';
    ap(e_set,e_label);
    ap(e_set,e_input);
	
 	ap($('upload_container'),e_div);
    if(_g_upload_counter>1)
		new Effect.SlideDown(e_div);
}

function js_checkPhone(editBox)
{
	editBox.value = editBox.value.replace(/\D/g,'');
	if(editBox.value.length>0)
	{
		var r = /^\d{10,12}$/i;
		if (!r.test(editBox.value))
		{
			alert(jlang('Телефон указан в неверном формате'));
			editBox.focus();
			return false;
		}
	}
	return true;
}

function js_checkEmail(editBox)
{
	if (!_regexp_isMail(editBox.value))
	{
		alert(jlang('Неправильный адрес электронной почты'));
		editBox.focus();
		return false;
	}
	return true;
}

function js_CheckInt(editBox)
{
	editBox.value = editBox.value.replace(/\D/g,'');
}

function js_TitleChanged(smode)
{   
    if (smode!='True') {
	    $('frmBlogEditForm_url').value = new Translit().UrlTranslit($('frmBlogEditForm_title').value);
	    js_UrlCheck();
	}
}
function js_UrlChange(smode)
{
    if (smode!='True') {
	    $('frmBlogEditForm_url').value = new Translit().UrlTranslit($('frmBlogEditForm_url').value);
    }
}

function js_UrlCheck(smode)
{	
    if (smode!='True') {
	    new Ajax.Request('',
	    {
			method:'get',
			parameters:
					 {rq_type:RQ_AJAX_JSON,
					  gact:ACT_BLOG_CHECKURL,
					  url:$('frmBlogEditForm_url').value
					 },
			onSuccess:
			function(response)
			{
				var json = response.responseText.evalJSON();
				if (json.actionStatusCode!=ERR_OK) 
				{
					alertw(json.actionStatusMessage);
				}
			}
		});	
    }
}



function frm_checkMediaEdit(){
	var errMsg = '';
	var errArr = new Array();
	var frm = $('mdo_frmedit'); //todo : remove form name from here
	if (frm['frmEdit_name'] && Form.Element.getValue(frm['frmEdit_name'])=='' && Form.Element.getValue(frm['frmEdit_mt_type'])!=MT_PHOTO) {
		errArr.push(jlang('название файла'))
		new Effect.Highlight(frm['frmEdit_name']);
	}
	if (frm['frmEdit_visibility'] && !frm.getMultiValue('frmEdit_visibility') && Form.Element.getValue(frm['frmEdit_mt_group_id'])==0) {
		errArr.push(jlang('видимость'))
	}
	if (frm['frmEdit_type'] && !frm.getMultiValue('frmEdit_type')) {
		errArr.push(jlang('тип файла'))
	}
	if (frm['frmEdit_tag_id'] && !frm.getMultiValue('frmEdit_tag_id')) {
		errArr.push(jlang('категорию'))
	}
	if ((frm['frmEdit_album_id']) && 
		(!frm.getMultiValue('frmEdit_album_id') || (frm.getMultiValue('frmEdit_album_id')==-1 && Form.Element.getValue(frm['frmEdit_album_name'])==''))
		) {
		errArr.push(jlang('альбом'))
		new Effect.Highlight(frm['frmEdit_album_name']);				
	}			
	if (errArr.length > 0) errMsg = jlang('Необходимо указать') + " " + errArr.join(', ');
	return errMsg;
}

function frm_saveMediaEdit(frm_id){
	var frm = $(frm_id);
	var err = frm_checkMediaEdit();

	if (err!='') {
		alert(err);
	} else {
		// if audio.edit flash object exists, then check duration limit and assign start/end positions
		if ($(g_swf)) 
		{
			$(g_swf).callGetPositionsFunc(); // will callback getPositionsJS
		}
		else
			$(frm_id).submit();	
	}
}	

function getPositionsJS(startValue, endValue){
	if (endValue - startValue > MAX_AUDIO_LENGTH) {
		alertw(jlang('Длительность фрагмента должна быть не больше %1% секунд!').replace('%1%', (MAX_AUDIO_LENGTH/1000)));
	} else {
		var frm = $('mdo_frmedit'); //todo : remove form name from here
		frm.frmCut_start.value = startValue;
		frm.frmCut_end.value = endValue;
		frm.submit();
	}
}	


function frm_CountrySelected(el,params)
{
	var value = $F(el);
	var form = el.up('form');
	if(params!=null && $('country_selector_link'))
		$('country_selector_link').innerHTML = params;
	if(value==-1)
	{
		var sel = el;
		for(var i=1;i<sel.options.length;i++)
		{
			if(sel.options[i].value==-1) 
				sel.options[i].remove();
			else
				sel.options[i].removeClassName("hidden");
		}
	}
	if(value>0)
	{
		new Ajax.Request('',
			{
				method: 'get',
				parameters:
						 { rq_type: RQ_AJAX_TEXT,
						 	gact: ACT_CITY_BY_COUNTRY,
						 	country_id: value
						 },
				onSuccess: function(r)
				{
					_mnuHide();
					form.select('select.utils_region_dd')[0].update(r.responseText);
					form.select('select.utils_city_dd')[0].hide();
					form.select('select.utils_city_dd_custom')[0].hide();
				}
			});	
	}
}
function frm_RegionSelected(el)
{
	var value = $F(el);
	var form = el.up('form');
	new Ajax.Request('',
			{
				method: 'get',
				parameters:
						 { rq_type: RQ_AJAX_TEXT,
						 	gact: ACT_CITY_BY_REGION,
						 	region_id: value,
						 	allowCustomValue: form['allowCustomValue'].value
						 },
				onSuccess: function(r)
				{
					_mnuHide();
					form.select('select.utils_city_dd')[0].update(r.responseText);
					form.select('select.utils_city_dd')[0].show();
					form.select('select.utils_city_dd_custom')[0].hide();
				}
			});
}

function frm_CitySelected(el)
{
	var value = $F(el);
	var form = el.up('form');
	if(value==-1)
	{
		form.select('input.utils_city_dd_custom')[0].show();
		el.hide();
	}
}
function frm_EduTypeSelected(obj, form_edu)
{
	if($F(obj)==-1)
	{
		if(obj.id == 'frm_edu_city_list')
		{
			if($F(obj)<1)
			{
				Element.toggleClassName(obj,'hidden');
				Element.toggleClassName(obj.id+'_other','hidden');
			}
		}
		var a = new Array('frm_edu_school_list','frm_edu_department_list','frm_edu_chair_list');
		var f = false;
		a.each(function(id)
			{
				if(f||$$F(id)<1)
				{
					Element.toggleClassName(id,'hidden');
					Element.toggleClassName(id+'_other','hidden');
					f = true;
				}
			});
	}
	else
	{
		_g_ReloadBlock(form_edu,
			{gact:ACT_EDU_CTL_RELOAD,
			 frm_edu_country_id:$$F('frm_edu_country_list'),
			 frm_edu_region_id:$$F('frm_edu_region_list'),
			 frm_edu_city_id:$$F('frm_edu_city_list'),
			 frm_edu_city_other:(obj.id!='frm_edu_region_list'&&obj.id!='frm_edu_country_list'?$$F('frm_edu_city_list_other'):''),
			 frm_edu_type_id:$$F('frm_edu_type_list'),
			 frm_edu_school_id:$$F('frm_edu_school_list'),
			 frm_edu_school_id_other:$$F('frm_edu_school_list_other'),
			 frm_edu_department_id:$$F('frm_edu_department_list'),
			 frm_edu_department_id_other:$$F('frm_edu_department_list_other'),
			 frm_edu_chair_id:$$F('frm_edu_chair_list'),
			 frm_edu_chair_id_other:$$F('frm_edu_chair_list_other'),
			 frm_edu_year_from:$$F('frm_edu_year_from'),
			 frm_edu_year_to:$$F('frm_edu_year_to'),
			 frm_edu_year_finish:$$F('frm_edu_year_finish'),
			 frm_edu_first:$$F('frm_edu_first'),
			 frm_edu_last:$$F('frm_edu_last')
			});
	}
}

function $$F(objID)
{
	if($(objID))
		return $F(objID)
	else
		return null;
}

function _regexp_isMail(sValue) {
	if (/^\w+([\.-]?\w+)*@\w+([\.-]?\w+)*(\.\w{2,4})+$/.test(sValue))
		return (true);
	else
		return (false);
}

/* registration */
var bNickFixed = false
function _g_register_mail_change(event) {
	var email = $('register_form_head').email;
	var checkimg = $('reg_check_img_email');
	if(!_regexp_isMail(email.value))
	{
		_g_register_show_errimg(checkimg,email);
		checkimg.addClassName('reg_check_error');
		_hint(event, checkimg, 'right', jlang('Вы ввели некорректный адрес электронной почты.'), {width:'200px'});
		
		return;
	}
	if (!bNickFixed) {
		var login = $('register_form_head').login;
		var arr = email.value.split('@');
		login.value = new Translit().UrlTranslit(arr[0]);
		arr = arr[0].split('.');
	}
	if (email.value.length > 0)
		_g_register_server_check(event, email, checkimg, ACT_REGISTER_CHECK_EMAIL, 'right');
}

function _g_invite_mail_change(event, email)
{
	if (!_regexp_isMail(email.value))
	{
		_hint(event, email, 'bottom', jlang('Вы ввели некорректный адрес электронной почты.'), { width: '200px' });
		return;
	}
	if (email.value.length > 0)
		_g_register_server_check(event, email, null, ACT_INVITE_CHECK_EMAIL, 'bottom');
}

function _g_register_nick_change(event)
{
	bNickFixed = true;
	if($('register_form_head').login.value.length>0)
	{
		if (!(/^[A-Za-z0-9_]{3,}$/.test($('register_form_head').login.value))) 
		{
			var img_login = $('reg_check_img_login');
			_g_register_show_errimg(img_login,$('register_form_head').login);
			img_login.removeClassName('reg_check_ok');
			img_login.addClassName('reg_check_error');		
			_hint(null, img_login, 'right', jlang('Ваш логин, должен содержать только латинские символы и цифры'), {width:'200px'});
		}
		else
			_g_register_server_check(event, $('register_form_head').login, $('reg_check_img_login'), ACT_REGISTER_CHECK_LOGIN, 'right');
	}
}

function _g_register_password_change(event)
{
	if($('register_form_head').password.value.length<4)
	{
		var image = $('reg_check_img_password');
		_g_register_show_errimg(image,$('register_form_head').password);
		image.removeClassName('reg_check_ok');
		image.addClassName('reg_check_error');
		_hint(null, image, 'right', jlang('Пароль должен содержать не менее 4-х символов'), {width:'200px'});
	}
}

function _g_register_server_check(event,object, image, code, align)
{
	new Ajax.Request('',
	{
		method: 'get',
		parameters: { rq_type: RQ_AJAX_JSON, gact: code, vc: object.value },
		onSuccess: function(tr)
		{
			var json = tr.responseText.evalJSON();
			if (json.actionStatusCode == ERR_OK)
			{
				if (image)
				{
					_g_register_show_errimg(image, object);
					image.removeClassName('reg_check_error');
					image.addClassName('reg_check_ok');
				}
			}
			else
			{
				if (image)
				{
					_g_register_show_errimg(image, object);
					image.removeClassName('reg_check_ok');
					image.addClassName('reg_check_error');
				}
				_hint(null, (image ? image : object), align, json.actionStatusMessage, { width: '200px' });
			}
		}
	});
}

function _g_register_show_errimg(checkimg, objalign)
{
	if(!checkimg.visible())
	{
		objalign.style.width = (Element.getWidth(objalign)-25)+'px';
		Element.show(checkimg);
	}
}



function frm_validateRegistration(){
	var f = $('register_form_head');
	var img_mail = $('reg_check_img_email');	
	var img_login = $('reg_check_img_login');
	var img_pass = $('reg_check_img_password');
	if (f.email) {
		if (f.email.value.strip() == '' || !_regexp_isMail(f.email.value)) {
			_g_register_show_errimg(img_mail, f.email);
			img_mail.removeClassName('reg_check_ok');
			img_mail.addClassName('reg_check_error');
			_hint(null, img_mail, 'right', jlang('Необходимо указать адрес электронной почты'), { width: '200px' });
			f.email.focus();
			return false;
		} else {
			img_mail.removeClassName('reg_check_error');
			img_mail.addClassName('reg_check_ok');
		}
	}
	if (f.login) {
		if (!(/^[A-Za-z0-9_]{3,}$/.test(f.login.value)) || f.login.value.strip().length == 0) {
			_g_register_show_errimg(img_login, f.login);
			img_login.removeClassName('reg_check_ok');
			img_login.addClassName('reg_check_error');
			_hint(null, img_login, 'right', jlang('Ваш логин, должен содержать только латинские символы и цифры'), { width: '200px' });
			f.login.focus();
			return false;
		} else {
			img_login.removeClassName('reg_check_error');
			img_login.addClassName('reg_check_ok');
		}
	}
	if (f.password) {
		if (f.password.value.strip().length < 4) {
			_g_register_show_errimg(img_pass, f.password);
			img_pass.removeClassName('reg_check_ok');
			img_pass.addClassName('reg_check_error');
			_hint(null, img_pass, 'right', jlang('Пароль должен содержать не менее 4-х символов'), { width: '200px' });
			f.password.focus();
			return false;
		} else {
			img_pass.removeClassName('reg_check_error');
			img_pass.addClassName('reg_check_ok');
		}
	}
	if (f.ref_agree) {
		if (!f.ref_agree.checked) {
			_hint(null, $('ref_agree_div'), 'bottom', jlang('Вы должны прочитать и согласиться с условиями использования'), { width: '200px' });
			$('ref_agree_div').focus();
			return false;
		}
	}
	return true;
}

function frm_reg_set_nick(nick) {
	var f = $('register_form_head');
	f.login.value=nick;
}

// dynamic menu state
var gv_mnu=null;
var gv_mnu_id=null;
var gv_hiding=false;
var gv_onhide_event=null;

function _mnuHide(){
    if (gv_mnu) {
		gv_mnu.hide();
		if (gv_onhide_event) {gv_onhide_event();gv_onhide_event=null;}
		gv_mnu=null;
		hideSelects(true);		
	}
}

function _mnuDisableEvent(e){
    if (e.stopPropagation) {
        e.stopPropagation();
    } else if (window.event) {
        window.event.cancelBubble = true;
    }
}

function _mnuDisableBubble(obj, s_event) {
    if (obj.addEventListener)
        obj.addEventListener(s_event, _mnuDisableEvent,false);
    else
        obj.attachEvent('on' + s_event, _mnuDisableEvent,false);
}


function _mnuShow(object_id, cClassName, i_width, i_height, pos_x, pos_y, show_effect, onhide){
    var t=null;
    if(object_id!=gv_mnu_id)
    {
		_mnuHide();
    }
    if (!gv_hiding || object_id!=gv_mnu_id) {
		gv_mnu_id = object_id;
		gv_mnu = $(object_id);
		gv_mnu.className = cClassName;
		_mnuDisableBubble(gv_mnu, 'click');
		gv_mnu.style.display='none';
		gv_mnu.style.top = pos_y + 'px';
		if (i_width) gv_mnu.style.width = i_width + 'px';
		if (i_height) gv_mnu.style.height = i_height + 'px';
		
		gv_onhide_event = onhide;
		
	    hideSelects(false);

		if(document.viewport.getWidth()<Element.getWidth(gv_mnu)+pos_x)
		{
			pos_x = document.viewport.getWidth()-gv_mnu.getWidth();
		}
	    gv_mnu.style.left = pos_x + 'px';
		
		if(!Prototype.Browser.IE)
			show_effect(gv_mnu,{duration:0.3});
		else
			Element.show(gv_mnu);
			
    }
}


function _mnuUserEvents(){
	if (!gv_hiding) {
		
		var pos_el = $('h_user_block');
		var xy = Position.page(pos_el);
		var x = xy[0];
		var y = pos_el.offsetHeight+xy[1]+3;
			y += (document.body.scrollTop) ? document.body.scrollTop : document.documentElement.scrollTop;
		
		var mnu_link = $('h_user_events_link');
		mnu_link.addClassName('h_user_profile_a_on');
		_mnuShow('todo_user_menu', 'h_user_event_menu', null, null, x, y, Effect.SlideDown, _mnuUserEvents_hide);
		
	}
}

function _mnuUserEvents_hide(){

	var mnu_link = $('h_user_events_link');
	mnu_link.removeClassName('h_user_profile_a_on');	
}

function _mnuModerFunctions(block_id, event)
{
	var linkObj = 'moderSection'+block_id;
	if($(linkObj))	{
		_g_ShowGuidCheckboxes('frmContentControl'+block_id, true);
		var o = Event.element(event);
		var xy = Position.page(o);
		var x = xy[0];
		var y = o.offsetHeight + xy[1]+1;	
			y += (document.body.scrollTop) ? document.body.scrollTop : document.documentElement.scrollTop;
		_mnuShow(linkObj, 'h_user_event_menu', null, null, x, y, Effect.SlideDown, null);
	    _mnuDisableEvent(event);
	}
}

function _mnuChatOptions(block_id, event)
{
	var linkObj = 'moderSection'+block_id;
	if($(linkObj))	{
		_g_ShowGuidCheckboxes('frmContentControl'+block_id, true);
		var o = Event.element(event);
		var xy = Position.page(o);
		var x = xy[0]-o.offsetWidth-2;
		var y = o.offsetHeight + xy[1]+1;	
			y += (document.body.scrollTop) ? document.body.scrollTop : document.documentElement.scrollTop;
		_mnuShow(linkObj, 'h_user_event_menu', null, null, x, y, Effect.SlideDown, null);
	    _mnuDisableEvent(event);
	}
}

function _g_ShowGuidCheckboxes(frm_id, parentoverride)
{
	if($(frm_id))
		$(frm_id).select('input[type="checkbox"]').each(function (el)
			{
				el.removeClassName("hidden");
				_mnuDisableBubble(el, 'click');
				if(parentoverride) el.parentNode.onclick=function(){el.checked=!el.checked;return false;};
			}
		);
}

function _mnuShowCountryList(oLink, oObjectShow)
{
	if($(oObjectShow))	{
		var o = $(oLink).parentNode;
		var xy = Position.page(o);
		var x = xy[0]; // div.h_user_event_menu width
		var y = o.offsetHeight + xy[1]+8;	
			y += (document.body.scrollTop) ? document.body.scrollTop : document.documentElement.scrollTop;
		
		_mnuShow(oObjectShow, 'h_user_event_menu country_selector_menu', null, null, x, y, Effect.SlideDown, null);
	}
}

var ucTimeout=null;
function _uc(userName,event, object_align){
	var pos_el = Event.element(event);
		pos_el.onmouseout=function() {clearTimeout(ucTimeout);ucTimeout=setTimeout(_mnuHide,300);};
	clearTimeout(ucTimeout);
	ucTimeout = setTimeout(function(){_mnuShowUserCard(userName,event, object_align)}, 300);
}
function _ucStopHide(){
	clearTimeout(ucTimeout);
}

function _mnuShowUserCard(userName,event, object_align)
{

	var card_x = 300;
	var card_y = 200;

	var card = $$('.card_float');
	for (var i=0;i<card.length;i++) rm(card[i]);
	var pos_el = Event.element(event);
	if (object_align) pos_el = object_align;
	var xy = Position.page(pos_el);
	var	x = xy[0] + pos_el.offsetWidth+10;
	if (x + card_x > document.body.offsetWidth) {
		var	x = xy[0] - card_x;
	}
	
	var	y = xy[1]+10;
	if (y + card_y > document.body.offsetHeight) {
		var	y = xy[1] - card_y;
	}	
	y += (document.body.scrollTop) ? document.body.scrollTop : document.documentElement.scrollTop;
			
	new Ajax.Request
	('/UserCard.asp',
		{
			method:'get',
			parameters: {username:userName},
			onSuccess:
				function (r)
				{
					var elName = 'uservcard' + userName;
					ap(document.body,new Element("div",{'id':elName}).update(r.responseText));
					$(elName).onmouseover = function(){_ucStopHide();};
					$(elName).onmouseout = function(){ucTimeout=setTimeout(_mnuHide,400);};
					_mnuShow(elName,'card_float',null,null,x,y, Effect.Appear, null);
				}
		}
	);
	
}


function _hint_chat(event, object_align, users_cnt) {
	_hint(event, object_align, 'bottom', jlang('Сейчас в чате %1% человек(а)!').replace('%1%',users_cnt))
}

function _hint_users_online(event, object_align, girls_cnt, boys_cnt) {
	var html = jlang('Сейчас на сайте %1% человек(а):').replace('%1%',(girls_cnt + boys_cnt)) + '<br/>';
		html += '<a href="/friends/online-girls/p1">' + jlang('%1% девушек ').replace('%1%', girls_cnt) + '</a> '+jlang('и');
		html += ' <a href="/friends/online-boys/p1">' + jlang('%1% парней').replace('%1%', boys_cnt) + '</a><br/>';
	_hint(event, object_align, 'bottom', html, {'text-align':'center'});
}

function _hint_html(event, object_align, html_id, sPozition) {
	_hint(event, object_align, sPozition, $(html_id).innerHTML, null, 200);
}


function _hint(event, object_align, sPozition, sText, sstyle, iTimer, iHideTimer){
	if (iTimer==null) iTimer = 200;
	if (iHideTimer==null) iHideTimer = 200;
	var pos_el;
	if (event)
		pos_el = Event.element(event);
	else
		pos_el = object_align;
	pos_el.onmouseout=function() {clearTimeout(ucTimeout);ucTimeout=setTimeout(_mnuHide, iHideTimer);};
	clearTimeout(ucTimeout);
	ucTimeout = setTimeout(function(){_hint_render(event, object_align, sPozition, sText, sstyle)}, iTimer);
}

function _hint_render(event, object_align, sPozition, sText, sstyle){
	var card = $$('.card_float');
		for (var i=0;i<card.length;i++) rm(card[i]);

	table = new Element('table',{'class':'hint'});		
	table.cellSpacing='0px';table.cellPadding='0px';	
	div = new Element('div',{'id':'globalhint', 'class':'card_float'})
	div.style.top='0px';
	div.style.left='0px';
	if (sstyle) div.setStyle(sstyle);
		ap(div,table);
		ap(document.body, div);	

	tbody = ap(table, new Element('tbody'));		
	tr = ap(tbody, new Element('tr',{'class':'t1'}));
		td = ap(tr, new Element('td',{'class':'l'}));td.fixpng();
		td = ap(tr, new Element('td',{'class':'c'}));td.fixpng();
		if (sPozition == 'bottom') ap(td, new Element('img',{'src':'/img/t.gif'})).fixpng();
		td = ap(tr, new Element('td',{'class':'r'}));td.fixpng();
	tr = ap(tbody, new Element('tr',{'class':'t2'}));
		td = ap(tr, new Element('td',{'class':'l'}));td.fixpng();
		td = ap(tr, new Element('td',{'class':'c'}));td.fixpng();
		td = ap(tr, new Element('td',{'class':'r'}));td.fixpng();
	tr = ap(tbody, new Element('tr',{'class':'t3'}));
		td = ap(tr, new Element('td',{'class':'l'}));td.fixpng();
		if (sPozition == 'right') ap(td, new Element('img',{'src':'/img/t.gif'})).fixpng();
		td = ap(tr, new Element('td',{'class':'c'}));td.fixpng();
			ap(td, new Element('span')).update(sText);
		td = ap(tr, new Element('td',{'class':'r'}));td.fixpng();
		if (sPozition == 'left') ap(td, new Element('img',{'src':'/img/t.gif'})).fixpng();		
	tr = ap(tbody, new Element('tr',{'class':'t4'}));
		td = ap(tr, new Element('td',{'class':'l'}));td.fixpng();
		td = ap(tr, new Element('td',{'class':'c'}));td.fixpng();
		td = ap(tr, new Element('td',{'class':'r'}));td.fixpng();
	tr = ap(tbody, new Element('tr',{'class':'t5'}));
		td = ap(tr, new Element('td',{'class':'l'}));td.fixpng();
		td = ap(tr, new Element('td',{'class':'c'}));td.fixpng();
		if (sPozition == 'top') ap(td, new Element('img',{'src':'/img/t.gif'})).fixpng();				
		td = ap(tr, new Element('td',{'class':'r'}));td.fixpng();


	var pos_el;
	if (event)
		pos_el = Event.element(event);
	else
		pos_el = object_align;
	if (object_align) pos_el = object_align;
	var xy = Position.page(pos_el);
	var dm = pos_el.getDimensions();		
	if (sPozition.substr(0,6) == 'bottom') {
		var	x = xy[0] + dm.width - table.getDimensions().width;
		var	y = xy[1] + dm.height - 3;
	}
	if (sPozition.substr(0,4) == 'left') {
		var	x = xy[0] - table.getDimensions().width + 3;
		var	y = xy[1] - dm.height / 2 - 5 ;
	}
	
	if (sPozition.substr(0,5) == 'right') {
		var	x = xy[0] + dm.width - 3 ;
		var	y = xy[1] - dm.height / 2 - 5 ;
	}	
	
	y += (document.body.scrollTop) ? document.body.scrollTop : document.documentElement.scrollTop;
	if (x < 0) {x = 10};
	if (y < 0) {y = 10};

	div.onmouseover = function(){_ucStopHide();};
	div.onmouseout = function(){ucTimeout=setTimeout(_mnuHide,400);};
	_mnuShow(div.id,'card_float',null,null,x,y, Effect.Appear, null);
}
/* SWFObject v2.1 <http://code.google.com/p/swfobject/>
	Copyright (c) 2007-2008 Geoff Stearns, Michael Williams, and Bobby van der Sluis
	This software is released under the MIT License <http://www.opensource.org/licenses/mit-license.php>
*/
var swfobject=function(){var b="undefined",Q="object",n="Shockwave Flash",p="ShockwaveFlash.ShockwaveFlash",P="application/x-shockwave-flash",m="SWFObjectExprInst",j=window,K=document,T=navigator,o=[],N=[],i=[],d=[],J,Z=null,M=null,l=null,e=false,A=false;var h=function(){var v=typeof K.getElementById!=b&&typeof K.getElementsByTagName!=b&&typeof K.createElement!=b,AC=[0,0,0],x=null;if(typeof T.plugins!=b&&typeof T.plugins[n]==Q){x=T.plugins[n].description;if(x&&!(typeof T.mimeTypes!=b&&T.mimeTypes[P]&&!T.mimeTypes[P].enabledPlugin)){x=x.replace(/^.*\s+(\S+\s+\S+$)/,"$1");AC[0]=parseInt(x.replace(/^(.*)\..*$/,"$1"),10);AC[1]=parseInt(x.replace(/^.*\.(.*)\s.*$/,"$1"),10);AC[2]=/r/.test(x)?parseInt(x.replace(/^.*r(.*)$/,"$1"),10):0}}else{if(typeof j.ActiveXObject!=b){var y=null,AB=false;try{y=new ActiveXObject(p+".7")}catch(t){try{y=new ActiveXObject(p+".6");AC=[6,0,21];y.AllowScriptAccess="always"}catch(t){if(AC[0]==6){AB=true}}if(!AB){try{y=new 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y.flashvars!=b){y.flashvars+="&"+t+"="+r[t]}else{y.flashvars=t+"="+r[t]}}}}f(function(){U(AA,y,AE);if(AA.id==AE){W(AE,true)}})}else{if(w&&!A&&c("6.0.65")&&(h.win||h.mac)){A=true;W(AE,false);f(function(){var AF={};AF.id=AF.altContentId=AE;AF.width=AB;AF.height=AD;AF.expressInstall=w;k(AF)})}}},getFlashPlayerVersion:function(){return{major:h.pv[0],minor:h.pv[1],release:h.pv[2]}},hasFlashPlayerVersion:c,createSWF:function(t,r,q){if(h.w3cdom){return U(t,r,q)}else{return undefined}},removeSWF:function(q){if(h.w3cdom){X(q)}},createCSS:function(r,q){if(h.w3cdom){V(r,q)}},addDomLoadEvent:f,addLoadEvent:R,getQueryParamValue:function(v){var u=K.location.search||K.location.hash;if(v==null){return g(u)}if(u){var t=u.substring(1).split("&");for(var r=0;r<t.length;r++){if(t[r].substring(0,t[r].indexOf("="))==v){return g(t[r].substring((t[r].indexOf("=")+1)))}}}return""},expressInstallCallback:function(){if(A&&M){var 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// One character letters
var t_table1 = "ABVGDEZIJKLMNOPRSTUFHXCY}abvgdezijklmnoprstufhxcy']wi";
var w_table1 = "АБВГДЕЗИЙКЛМНОПРСТУФХХЦЫЭабвгдезийклмнопрстуфххцыьэші";

// Two character letters
var t_table2 = "YOJOZHCHSHYUJUYAJA'eyojozhchshyujuyaja'EYoYoZhChShYuJuYaJa''";
var w_table2 = "ЁЁЖЧШЮЮЯЯэёёжчшююяяЭЁЁЖЧШЮЮЯЯъ";


function translit(str) {
  var is_tag = 0;
  var len = str.length;
  var new_str="";

  for(i=0; i<len; i++) {

		// [ENG] Tags
    if(str.substr(i,1).toUpperCase()=="<")
	   {
		  is_tag++;
	   }
    if(i<=len-1 && str.substr(i,1).toUpperCase()==">")
	   {
		  is_tag--;
	   }
   if (is_tag==0) {
   
    // 3-characters
    if(i<=len-3 && (str.substr(i,3).toUpperCase()=="SCH"))
	   {
		  str.charAt(i)=="S" ? new_str += "Щ" : new_str += "щ";
		  i+=2;	
			continue;
	   }		
    // Check for 2-character letters
      is2char = false;
      if(i<len-1)  {
        for(j=0; j<w_table2.length; j++)
         {
          if(str.substr(i,2)==t_table2.substr(j*2,2)) 
			     {
            new_str+= w_table2.charAt(j);
            i++;
            is2char=true;
            break;
           }
         }
       }

      if(!is2char) {
       // Convert one-character letter
        var c = str.substr(i,1);
        var pos = t_table1.indexOf(c);
        if(pos<0)
         new_str += c;
        else 
         new_str += w_table1.charAt(pos);
       }
     } else {
        new_str += str.charAt(i);       
     }
   }

  return new_str;
 }  
 
 
 
function Translit()
{
  this.enabled = true;
}

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

Translit.prototype.UrlTranslit = function( str, allow_slashes )
{
   var slash = "";
   if (allow_slashes) slash = "\\/";
   
   var LettersFrom = "абвгдезиклмнопрстуфыэйхё";
   var LettersTo   = "abvgdeziklmnoprstufyejxe";
   var Consonant = "бвгджзйклмнпрстфхцчшщ";
   var Vowel = "аеёиоуыэюя";
   var BiLetters = {  
     "ж" : "zh", "ц" : "ts",  "ч" : "ch", 
     "ш" : "sh", "щ" : "sch", "ю" : "ju", "я" : "ja"
                   };

   str = str.replace( /[_\s\.,?!\[\](){}]+/g, "_");
   str = str.replace( /-{2,}/g, "--");
   str = str.replace( /_\-+_/g, "--");

   str = str.toLowerCase();


   //here we replace ъ/ь 
   str = str.replace( 
      new RegExp( "(ь|ъ)(["+Vowel+"])", "g" ), "j$2");
   str = str.replace( /(ь|ъ)/g, "");

   //transliterating
   var _str = "";
   for( var x=0; x<str.length; x++)
    if ((index = LettersFrom.indexOf(str.charAt(x))) > -1)
     _str+=LettersTo.charAt(index);
    else
     _str+=str.charAt(x);
   str = _str;

   var _str = "";
   for( var x=0; x<str.length; x++)
    if (BiLetters[str.charAt(x)])
     _str+=BiLetters[str.charAt(x)];
    else
     _str+=str.charAt(x);
   str = _str;

   str = str.replace( /j{2,}/g, "j");

   str = str.replace( new RegExp( "[^"+slash+"0-9a-z_\\-]+", "g"), "");

   return str;
}

Translit.prototype.Supertag = function( str, allow_slashes )
{
   var slash = "";
   if (allow_slashes) slash = "\\/";

   str = this.UrlTranslit( str, allow_slashes );

   str = str.replace( new RegExp( "[^"+slash+"0-9a-zA-Z\\-]+", "g"), "");
   str = str.replace( /[\-_]+/g, "-");
   str = str.replace( /-+$/g, "");

   return str;
}


Translit.prototype.BiDiTranslit = function( str, direction_decode, allow_slashes )
{
   var Tran = {
    "А" : "A",  "Б" : "B",  "В" : "V",  "Г" : "G",  "Д" : "D",  "Е" : "E",  "Ё" : "JO",  "Ж" : "ZH",  "З" : "Z",  "И" : "I",
    "Й" : "JJ", "К" : "K",  "Л" : "L",  "М" : "M",  "Н" : "N",  "О" : "O",  "П" : "P",   "Р" : "R",   "С" : "S",  "Т" : "T",
    "У" : "U",  "Ф" : "F",  "Х" : "KH",  "Ц" : "C",  "Ч" : "CH", "Ш" : "SH", "Щ" : "SHH", "Ъ" : "_~",   "Ы" : "Y",  "Ь" : "_'",
    "Э" : "EH", "Ю" : "JU", "Я" : "JA", "а" : "a",  "б" : "b",  "в" : "v",  "г" : "g",   "д" : "d",   "е" : "e",  "ё" : "jo",
    "ж" : "zh", "з" : "z",  "и" : "i",  "й" : "jj", "к" : "k",  "л" : "l",  "м" : "m",   "н" : "n",   "о" : "o",  "п" : "p",
    "р" : "r",  "с" : "s",  "т" : "t",  "у" : "u",  "ф" : "f",  "х" : "kh",  "ц" : "c",   "ч" : "ch",  "ш" : "sh", "щ" : "shh",
    "ъ" : "~",  "ы" : "y",  "ь" : "'",  "э" : "eh", "ю" : "ju", "я" : "ja", " " : "__", "_" : "__"
              };
   // note how DeTran is sorted. That is one of MAJOR differences btwn PHP & JS versions
   var DeTran = {
    "SHH"  : "Щ", // note this is tri-letter
    "CH"   : "Ч",  "SH"   : "Ш", "EH"   : "Э",  "JU"    : "Ю",  "_'"   : "Ь",  "_~"   : "Ъ", 
    "JO"   : "Ё",  "ZH"   : "Ж", "JJ"   : "Й",  "KH"    : "Х",  "JA"   : "Я",  // note they are bi-letters
    "A"    : "А",  "B"    : "Б",  "V"   : "В",  "G"     : "Г",  "D"    : "Д",  "E"    : "Е",  
    "Z"    : "З",  "I"    : "И",  "K"   : "К",  "L"     : "Л",  "M"    : "М",  "N"    : "Н",  
    "O"    : "О",  "P"    : "П",  "R"   : "Р",  "S"     : "С",  "T"    : "Т",  "U"    : "У",  
    "F"    : "Ф",  "C"    : "Ц",  "Y"   : "Ы",  
    "shh"  : "щ", // small tri-letters
    "jo"   : "ё",  "zh"   : "ж",   "jj"   : "й",  "kh"   : "х",  "ch"   : "ч",  "sh"   : "ш",
    "ju"   : "ю",  "ja"   : "я",   "__" : " ",  "eh"   : "э", // small bi-letters
    "a"    : "а",  "b"     : "б",  "v"    : "в",  "g"    : "г",  "d"    : "д",  "e"    : "е",  
    "z"    : "з",  "i"     : "и",  "k"    : "к",  "l"    : "л",  "m"    : "м",  "n"    : "н",
    "o"    : "о",  "p"     : "п",  "r"    : "р",  "s"    : "с",  "t"    : "т",  "u"    : "у",  
    "f"    : "ф",  "c"     : "ц",  "~"    : "ъ",  "y"    : "ы",  "'"    : "ь"
              };

   var result = "";
   if (!direction_decode)
   {
     str = str.replace( /[^\/\- _0-9a-zа-яА-ЯёЁ]/gi, "" );
     if (!allow_slashes) str = str.replace( /[^\/]/i, "");

     // пробел -- "русский" символ
     // все остальные не-буквы -- "английские" символы
     var is_rus = new RegExp( "[а-яА-ЯёЁ ]", "i" );

     // проходим по строке, разбивая её "русски-нерусски"
     var lang_eng = true;
     var _lang_eng = true;
     var temp;
     for (var i=0; i<str.length; i++)
     {
       _lang_eng = lang_eng;
       temp = String(str.charAt(i));
       if (temp.replace(is_rus, "") == temp) 
         lang_eng = true;
       else // convert; this conversion is the second MAJOR difference.
       {
         lang_eng = false;
         temp = Tran[ temp ]; 
       }
       if (lang_eng != _lang_eng) temp = "+"+temp;
       result += temp;
     }
   }
   else
   {
     var pgs = str.split("/");
     var DeTranRegex = new Array();
     for (var k in DeTran)
       DeTranRegex[k] = new RegExp( k, "g" );
     for (var j=0; j<pgs.length; j++)
     {
       var strings = pgs[j].split("+");
       for (var i=1; i<strings.length; i+=2)
         for (var k in DeTran)
           strings[i] = strings[i].replace( DeTranRegex[k], DeTran[k] );
       pgs[j] = strings.join("");
     }
     result = pgs.join( allow_slashes?"/":":" );
   }

   return result.replace( /\/+$/, "" );
}

/**
 * JSMultiUpload 1.0 RC3
 * The javascript class uses a Flash 8 FileReference's
 * capability to support multi-file uploads to a website.
 * This piece of javascript is the binding link between the
 * Flash SWF and the Html Page that displays the Upload Queue.
 *
 * Daniel Grothe / KO-CA.com, Feb 2007
 */
 
var JSMUTranslator;
var _g_upload_cnt=0;
var _g_upload_limit=0;


function _g_upload_init(uploadURL, iMaxSize, sFileGroupName, sFileGroupExtensions, iFileLimit, autoUpload, fAfterUpload)
{
	JSMUTranslator = new Object();
	JSMUTranslator.tr = function(msg) {
		return (this.translation[msg]) ? this.translation[msg] : msg;
	};
	JSMUTranslator.translation = {
		'loading_info' : jlang('%(loaded) из %(size) KB, скорость %(speed) KB/s'),
		'finished_info' : jlang('Загружено %(size) KB, скорость %(speed) KB/s'),
		'idle_info' : '%(size) KB',
		'summary_info' : jlang('Загружено: %(complete) из %(files) файлов. Скорость загрузки %(speed) KB/s'),
		'remove_file' : jlang('очистить'),
		'cancel_upload' : jlang('Отменить загрузку'),
		'File is too big' : jlang('Слишком большой файл'),
		'HTTP Error': jlang('Ошибка загрузки'),
		'700': jlang('требуется авторизация'),
		'701': jlang('слишком большой файл'),
		'702': jlang('тип файла не поддерживается'),
		'703': jlang('файл уже существует в альбоме')
	};

	_g_upload_limit = iFileLimit;
	multiUpload = new JSMultiUpload('multiUpload', 'uploadflash', uploadURL, fAfterUpload);
	multiUpload.Debug = false;
	multiUpload.Filesize = iMaxSize;
	multiUpload.AutoUpload = autoUpload;
	multiUpload.Filetypes = new Array({description: sFileGroupName + ' (' + sFileGroupExtensions + ')', extension: sFileGroupExtensions});
	multiUpload.show();
};

/* photo */
function _g_media_after_upload_1(guidList){ 
		location.href = 'all/new/p1';
}
/* video */
function _g_media_after_upload_2(guidList){
		location.href = 'all/new/p1';
}
/* audio */
function _g_media_after_upload_4(guidList){
		location.href = 'all/new/p1/g'+guidList.responseText+'/edit';
}
/* group add */ 
function _g_media_after_upload_1_group(guidList){
		location.href = 'new/p1';
}
function _g_blog_setup(guidList) {
	$('blog_logo').src = _g_image_path('iany', guidList.responseText, 100, 100, 'c');
	$('logoguid').value = guidList.responseText;
}

function _g_upload_pic4post_after(guidList)
{
    alertc();
    guidList.responseText.split(',').each(function(el) { insIn($('txt_body'), '\n[img]' + el + '[/img]\n'); });
	
}
/**
 * Constructor.
 * @param string instanceName	Object name through which this instance can be accessed.
 * @param string containerId	Id of element to overwrite with the flash object.
 * @param string uploadURL		Url to upload script.
 */
 
 function JSMultiUpload(instanceName, containerId, uploadURL, fAfterUpload) {

	// Enable Debug Output
	this.upload_session = Math.random().toString().substr(2,50);
	this.Debug = false;
	this.FlashContainer = $(containerId);
	this.UploadURL		= uploadURL;

	this.QueueWrapper	= $('UploadQueue');
	this.QueueList		= $('UploadList');
	this.CancelButton	= $('CancelButton');
	this.BrowseButton	= $('BrowseButton');
	this.ClearButton	= $('ClearButton');
	this.UploadButton	= $('UploadButton');
	this.AutoUpload		= false;
	this.fAfterUpload   = fAfterUpload;
	if (this.UploadButton==null) this.UploadButton = $('alert_ok');
	this.StatusBar		= $('StatusBar');
	this.UploadAgainLink	= $('UploadAgainLink');
	if (!this.FlashContainer || !this.QueueWrapper || !this.QueueList || !this.UploadButton) {
		this.error('Required document element not found!\nPlease verify your html markup!');
	}
	
	// Allowed filetypes
	this.Filetypes		= new Array(
		{ description: 'All files (*.*)', extension: '*.*' }
	);
	
	// Maximum allowed filesize in bytes
	this.Filesize	= 1024 * 1024; // 1 MB
	
	// Global variable name of this instance.
	this.InstanceName = instanceName;
		
	// Keeps a reference to the loaded Flash Object.
	this.FlashObject = null;
}

/**
 * Class Implementation.
 */
JSMultiUpload.prototype = {

	/**
	* Show the Upload Queue.
	* Replaces the HTML element that was specified with the constructor.
	*/
	show: function()
	{
		
		// The Parameters to pass to the Flash Movie.
		this.FlashContainer.innerHTML = '';
		if (this.QueueList)
			this.QueueList.innerHTML = '';
		if (this.StatusBar)
			this.StatusBar.innerHTML = '';

		
		var flashvars = {
			onUpdate: this.InstanceName + '.onUpdate',
			onDebug: this.InstanceName + '.error',
			onLoadCallBack: this.InstanceName + '.onFlashLoad'
		};
		// Load the Flash Movie into the page.
		if (!swfobject.hasFlashPlayerVersion('9.0.0'))
			this.FlashContainer.update('<object id="myId" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" codebase="http://download.macromedia.com/pub/shockwave /cabs/flash/swflash.cab#version=9,0,115,0" width="0" height="0"><param name="movie" value="/flash/antimir_main.swf" /><!--[if !IE]>--><object type="application/x-shockwave-flash" data="/flash/antimir_main.swf" width="300" height="120"><!--<![endif]--><div class="page_warning"><p><a href="http://www.adobe.com/go/getflashplayer"><img src="http://www.adobe.com/images/shared/download_buttons/get_flash_player.gif" alt="Get Adobe Flash player" />' + jlang('Для нормальной работы сайта <br>необходимо установить последнюю версию Adobe Flash player.') + '</a></p></div><!--[if !IE]>--></object><!--<![endif]--></object>');
		else
			this.FlashContainer.innerHTML = this.flashEmbed('/flash/MultiUpload.swf', 'MultiUploadSWF', 97, 21, flashvars);

		// Save reference to loaded Flash Object.

		if (navigator.appName.indexOf("Microsoft") != -1)
		{
			this.FlashObject = window['MultiUploadSWF'];
		} else
		{
			this.FlashObject = document['MultiUploadSWF'];
		}
		if (!this.FlashObject)
			this.FlashObject = $('MultiUploadSWF');

		// Check if the Flash Object was actually loaded.
		if (!this.FlashObject)
		{
			this.error('Flash Object not loaded');
			return;
		}

		// Set up button code

		var self = this;
		if (this.CancelButton)
		{
			this.CancelButton.style.display = 'none';
			this.CancelButton.onclick = function()
			{
				self.cancel();
			}
		}
		

		this.BrowseButton.onclick = function()
		{
			self.browse(self.Filesize, self.Filetypes);
		}

		this.QueueList.onclick = function()
		{
			self.browse(self.Filesize, self.Filetypes);
		}


		if (this.ClearButton)
		{
			this.ClearButton.style.display = 'none';
			this.ClearButton.onclick = function()
			{
				self.clear();
			}
		}

		UploadButtonFunction = function()
		{
			var ver = swfobject.getFlashPlayerVersion();
			var sver = ver.major + '.' + ver.minor + '.' + ver.release;
			var errMsg = '';
			if ($('mdo_frmedit')) errMsg = frm_checkMediaEdit();
			if (errMsg != '')
				self.StatusBar.innerHTML = '<span class="err">' + errMsg + '</span>';
			else if (_g_upload_cnt > _g_upload_limit)
				self.StatusBar.innerHTML = '<span class="err">' + jlang('Нельзя загружать более %1% файла(ов) этого типа').replace('%1%', _g_upload_limit) + '</span>';
			else
			{
				var _g_upload_settings = USER_WEB_COOKIE + '=' + readCookie(USER_WEB_COOKIE) + '&upload_session=' + self.upload_session + '&swfv=' + sver;
				if ($('mdo_frmedit')) _g_upload_settings += '&' + $('mdo_frmedit').serialize();
				self.upload(self.UploadURL + '&' + _g_upload_settings);
			}
		}

		this.UploadButton.onclick = UploadButtonFunction

		// Unhide the Html Upload Queue

		this.QueueWrapper.style.display = 'block';
		if ($('media_edit_box'))
			$('media_edit_box').style.display = 'block';
		if ($('mdo_frmedit'))
			$('mdo_frmedit').reset();

		if (this.UploadAgainLink)
			this.UploadAgainLink.onclick = function()
			{
				self.show();
			}
		var h = (this.QueueWrapper.parentNode.offsetHeight -
			 $('UploadButtons').offsetHeight -
			 this.StatusBar.offsetHeight -
			 $('InfoBar').offsetHeight - 60
			);
		if (h < 0) h = 0;
		this.QueueList.style.height = h + 'px';
	},

	/**
	* Show debug messages if debug-mode turned on.
	*/
	error: function(text)
	{
		if (this.Debug)
			alert(this.tr(text));
	},

	/**
	* Translate text.
	*/
	tr: function(msg)
	{
		var parts = msg.split(':');
		for (var i = 0; i < parts.length; ++i)
		{
			parts[i] = JSMUTranslator.tr(parts[i]);
		}
		return parts.join(':');
	},

	/**
	* Generate the Html Markup for loading a flash movie.
	* The code checks the client's Web Browser and uses ActiveX for IE, Embedded Objects for others.
	* @param string swf URL of the SWF
	* @param string id  ID for the SWF
	* @param int width  Display width
	* @param int height Display height
	*/
	flashEmbed: function(swf, id, width, height, flashvars)
	{

		var useActiveX = !(navigator.plugins && navigator.mimeTypes && navigator.mimeTypes.length)
		var content = null;
		if (useActiveX)
		{

			content = '<object id="' + id + '" classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" width="' + width + '" height="' + height + '">';
			content += '<param name="movie" value="' + swf + '" />';
			content += '<param name="wmode" value="transparent" />';
			var values = new Array();
			for (var key in flashvars)
			{
				values.push(key + '=' + flashvars[key]);
			}
			content += '<param name="flashvars" value="' + values.join('&') + '" />';
			content += "</object>";

		} else
		{

			content = '<embed wmode="transparent" type="application/x-shockwave-flash" src="' + swf + '" width="' + width + '" height="' + height + '"';
			content += ' id="' + id + '" name="' + id + '" ';

			var values = new Array();
			for (var key in flashvars)
			{
				values.push(key + '=' + flashvars[key]);
			}
			content += 'flashvars="' + values.join('&') + '" ';
			content += "/>";
		}

		return content;
	},

	/**
	* Select a file.
	*/
	browse: function(fileSize, fileTypes)
	{
		this.FlashObject.browse(fileSize, fileTypes);
	},

	/**
	* Show/Hide available Buttons at current state.
	*/
	updateButtons: function()
	{
		this.BrowseButton.style.display = this.isUploading ? 'none' : 'block';
		this.UploadButton.style.display = this.isUploading ? 'none' : 'block';
		this.ClearButton.style.display = this.isUploading ? 'none' : 'block';
		this.CancelButton.style.display = this.isUploading ? 'block' : 'none';
	},

	/**
	* Start uploading the queued files.
	*/
	upload: function(uploadURL)
	{
		if (this.FlashObject.upload(uploadURL))
		{
			this.isUploading = true;
			this.updateButtons();
		} else
		{
			this.error('Upload error');
		}
	},

	/**
	* Cancel the current upload queue.
	*/
	cancel: function()
	{
		this.FlashObject.cancel();
		this.isUploading = false;
		this.updateButtons();
		this.update();
	},

	/**
	* Remove a file from the Queue.
	*/
	remove: function(index)
	{
		if (!this.FlashObject.remove(index))
		{
			this.error('Remove failed: ' + index);
		}
		this.update();
	},

	/**
	* Remove all files from the Queue.
	*/
	clear: function()
	{
		var qlist = this.FlashObject.getQueue();
		for (i = 0; i < qlist.length; ++i)
			this.FlashObject.remove(0);
		this.update();
	},

	/**
	* onUpdate Handler.
	* Gets called from Flash script when the queue has been updated.
	* This only sets an Interval to prevent delaying the Flash script.
	* NOTE: This prevents the infamous error-code 1502:
	*       "A script has executed for longer than the default timeout period of 15 seconds."
	*/
	onUpdate: function()
	{
		if (!this.UpdateInterval)
		{
			var self = this;
			this.UpdateInterval = window.setInterval(function() { self.update() }, 50);
		}
	},

	onFlashLoad: function()
	{
		if (this.FlashObject)
			this.FlashObject.browse(this.Filesize, this.Filetypes);
	},
	/**
	* Expand Template variables.
	* @param string template Template string.
	* @param object obj Object that holds the variables.
	* @return string Expanded string.
	*/
	expandTpl: function(template, obj)
	{
		// fill in template values (inspired by amix.dk : RND Template system)
		// example: '%(index)' -> obj.index
		//          '%(settings|contact.email)' -> obj.settings['contact.email']

		var _parser = function(w, g)
		{
			g = g.split("|");
			var cnt = obj[g[0]];
			for (var i = 1; i < g.length; ++i)
				cnt = cnt[g[i]];
			return cnt || '';
		};

		return template.replace(/%\(([A-Za-z0-9_|.]+)\)/g, _parser);
	},

	/**
	* Update the complete file list.
	*/
	update: function()
	{
		if (this.AutoUpload && !this.isUploading)
			UploadButtonFunction();

		if (this.UpdateInterval)
		{
			window.clearInterval(this.UpdateInterval);
			this.UpdateInterval = null;
		}

		qlist = this.FlashObject.getQueue();

		this.QueueList.innerHTML = '';

		// Prepare summary.

		var summary = new Object();
		summary.size = 0;
		summary.loaded = 0;
		summary.speed = 0;
		summary.complete = 0;
		summary.incomplete = 0;

		// Process each upload's data.

		var incomplete = 0;

		for (var i in qlist)
		{
			var file = qlist[i];

			if (typeof (file) == 'object')
			{
				// Fix Actionscript to Javascript conversion.
				if (file.error == 'null')
					file.error = '';


				// Collect summary data for statusbar.

				if (!file.complete)
					summary.incomplete++;

				if (file.complete && file.error == '')
					summary.complete++;

				if (file.error == '')
					summary.size += file.size;

				if (file.loaded > -1)
				{
					summary.loaded += file.loaded;
					summary.speed += file.speed * file.loaded;
				}

				// Determine Upload status.
				var uploadStatus = 'idle';

				if (file.error != '')
					uploadStatus = 'error';
				else
					if (file.complete)
					uploadStatus = 'finished';
				else
					if (file.loaded != -1)
					uploadStatus = 'loading';

				// Create a row for the upload info.
				var li = document.createElement('li');
				li.className = uploadStatus;

				// Add a button to remove or cancel the upload.

				var removeBtn = document.createElement('a');
				removeBtn.href = '#';
				removeBtn.FileId = i;

				if (file.complete || file.loaded == -1 || !this.isUploading)
				{
					removeBtn.innerHTML = this.tr('remove_file');
					var self = this;
					removeBtn.onclick = function()
					{
						self.remove(this.FileId);
						return false;
					}
				} else
				{
					removeBtn.innerHTML = this.tr('cancel_upload');
					var self = this;
					removeBtn.onclick = function()
					{
						self.cancel();
						return false;
					}
				}
				li.appendChild(removeBtn);

				// Add Filename.

				var filename = document.createElement('div');
				filename.className = 'filename';
				filename.innerHTML = file.name;
				li.appendChild(filename);

				// Add upload's error description.

				if (file.error != '')
				{
					var fileerror = document.createElement('div');
					fileerror.className = 'fileerror';
					fileerror.innerHTML = this.tr(file.error);
					li.appendChild(fileerror);
				}

				// Add upload progress meter.

				if (file.error == '' && !file.complete && file.loaded > -1)
				{
					var percent = parseInt(100 * file.loaded / file.size);

					var progmeter = document.createElement('div');
					progmeter.className = 'filemeter';

					var fill = document.createElement('div');
					fill.style.width = percent.toString() + '%';

					progmeter.appendChild(fill);
					li.appendChild(progmeter);
				}

				// Add upload progress and speed as text.

				if (file.error == '')
				{

					// Transform values from Bytes to KB with 2 decimal places

					var loadedBytes = file.loaded;

					file.speed = Number(file.speed).toFixed(2);
					file.loaded = Number(file.loaded / 1024).toFixed(2);
					file.size = Number(file.size / 1024).toFixed(2);

					var progress = document.createElement('div');
					progress.className = 'fileprogress';

					if (loadedBytes > -1)
					{
						if (!file.complete)
						{
							// %(loaded) of %(size) KB at %(speed) KB/s
							progress.innerHTML = this.expandTpl(this.tr('loading_info'), file);
						} else
						{
							// Finished %(size) KB at %(speed) KB/s
							progress.innerHTML = this.expandTpl(this.tr('finished_info'), file);
						}
					} else
					{
						// %(size) KB
						progress.innerHTML = this.expandTpl(this.tr('idle_info'), file);
					}

					li.appendChild(progress);
				}

				// Finally add the row to the list.

				this.QueueList.appendChild(li);

				// Scroll the current loading upload into view.

				if (uploadStatus == 'loading')
				{
					this.QueueList.scrollTop = li.offsetTop;
				}
			}
		}

		// Check if there is files in the queue.

		if (summary.incomplete == 0 && summary.complete != 0)
		{
			this.isUploading = false;
			this.getCompleteList();
		}


		summary.speed = summary.loaded ? (summary.speed / summary.loaded).toFixed(2) : '0';
		summary.files = (summary.incomplete + summary.complete).toString();
		_g_upload_cnt = summary.files;
		summary.complete = (summary.complete).toString();
		// Total: %(complete)/%(files) files at %(speed) KB/s
		this.StatusBar.innerHTML = this.expandTpl(this.tr('summary_info'), summary);

		if (_g_upload_cnt > 0 && $('upload_before_select') && _g_upload_cnt >= _g_upload_limit)
		{
			$('upload_before_select').innerHTML = jlang('Нажмите кнопку загрузить');

		}

		this.updateButtons();





	},

	getCompleteList: function()
	{
		new Ajax.Request('/' + C_UPLOAD_PAGE,
		{
			method: 'get',
			parameters: { act: 'asklist', upload_session: this.upload_session },
			onSuccess: this.fAfterUpload
		});
	},

	/**
	*
	*/
	test: function()
	{
		this.FlashObject.test();
		this.isUploading = true;
		this.updateButtons();
	}
};

function admin_approve_city(obj, type, obj_id, action)
{
	var m;
	if(action=='merge' && $F(obj)<1)
	{
		alert(jlang('Выберите город!'));
		return;
	} 
	if(action=='merge')
	{
		m = $F(obj);
		if(m<=0) return;
	}

	new Ajax.Request('',
	{
		method:'get',
		parameters:{rq_type:RQ_AJAX_JSON,gact:ADM_APPROVE_CITY, type:type, act:action, obj_id:obj_id, merge_id:m},
		onSuccess: function (tr)
		{
			$('city_row_'+obj_id).hide();
		}
	});	
}

function admin_set_edutype(obj,type, obj_id, city_id)
{
	var m;
	m = $F(obj);
	if(m<=0) return;
	new Ajax.Request('',
	{
		method:'get',
		parameters:{rq_type:RQ_AJAX_JSON,gact:ADM_SET_EDUTYPE, type:type, obj_id:obj_id, set_id:m, city_id:city_id},
		onSuccess: function (tr)
		{
			Element.update($('sel_school_type_'+obj_id), tr.responseText);
		}
	});	
}

function admin_set_title(obj,type, obj_id)
{
	var newTitle;
	if(newTitle=prompt('',obj.innerHTML))
	{
		new Ajax.Request('',
		{
			method:'get',
			parameters:{rq_type:RQ_AJAX_JSON,gact:ADM_SET_TITLE, type:type, obj_id:obj_id, title:newTitle},
			onSuccess: function (tr)
			{
				Element.update(obj, newTitle);
			}
		});	
	}
}

function js_adm_photo_switch(event, obj, guid, prop, value)
{
	var fn = function(reason)
	{
		new Ajax.Request('',
			{
				method:'get',
				parameters:{rq_type:RQ_AJAX_JSON,gact:ADM_UPDATE_PROPERTY, guid:guid, prop:prop, value:value, ctrl:event.ctrlKey},
				onSuccess: function (tr)
				{
					switch(prop)
					{
						case 'rotate':
							$('img'+guid).src = $('img'+guid).src + "?" + Math.random();
							break;
						case 'delete':
							rm($('div'+guid));
							break;
						default:
							obj.parentNode.select('li').each(function(el)
								{
									if(el==obj)
										el.toggleClassName('sel');
									else
										el.removeClassName('sel');
								}
							);	
							break;
					}
				}
			}
		);
	}
	if(!Element.hasClassName(obj,('sel')))
	{
		fn('');
	}
}
function js_adm_videoplay(guid)
{
	window.open('/alert.asp?tpl=admvideoplay&guid='+guid,'_blank','height=420,width=515,toolbar=no,location=no');
}

function js_adm_photoplay(guid)
{
	window.open(guid,'_blank','height=720,width=720,toolbar=no,location=no');
}

function _g_lang_edit(id)
{
	
	alertw(null,'adm_lang_edit&id='+id,null,function(){_g_fsubmit('frm_lang_edit');});
}

function js_adm_lang_del(id)
{
	if(confirm(jlang('Удалить языковую константу?')))
	{
		new Ajax.Request('',
			{
				method:'get',
				parameters:{rq_type:RQ_AJAX_JSON,gact:ADM_LANG_DELETE, content_id:id},
				onSuccess: function ()
				{
					alertc();
					location.reload();
				}
			});
	}
}

Prototype.Browser.Version = (navigator.userAgent.toLowerCase().match( /.+(?:rv|it|ra|ie)[\/: ]([\d.]+)/ ) || [])[1];
Prototype.FixPNG = { Pixel: '/img/pixel.gif' };
Element.addMethods({
  fixpng: (Prototype.Browser.IE && Prototype.Browser.Version < 7) ? function(element) {
    function fixPosition(element) { if(element.style.position != 'absolute') element.style.position == 'relative'; }
    function filter(src) { return "progid:DXImageTransform.Microsoft.AlphaImageLoader(enabled=true,sizingMethod='scale',src='" + src + "')"; }
    var elementName = element.nodeName.toLowerCase();
    if(elementName == 'img' || elementName == 'input')
    {
      if(element.src && element.src.match(/.*\.png([?].*)?$/i)) 
      {
        element.setStyle(
        {
		  filter: filter(element.src),
          width: element.getWidth(),
          height: element.getHeight()
        });
        element.src = Prototype.FixPNG.Pixel;
        fixPosition(element);
      }
    } 
    {
      var image = element.currentStyle.backgroundImage;
      if (image.indexOf(".png")!=-1)
      {
        element.setStyle({
          filter: filter(image.split('url("')[1].split('")')[0]),
          backgroundImage: "none"
        });
        element.childElements().each(fixPosition);
      }
    }
  } : function(element) {return false;}
});  

Event.observe(window, 'load', function() {
  $$('.fixpng').each(function(element){ element.fixpng() });
}, false);