/*  Prototype JavaScript framework, version 1.6.0.2
 *  (c) 2005-2008 Sam Stephenson
 *
 *  Prototype is freely distributable under the terms of an MIT-style license.
 *  For details, see the Prototype web site: http://www.prototypejs.org/
 *
 *--------------------------------------------------------------------------*/

var Prototype = {
  Version: '1.6.0.2',

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

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

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

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

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


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

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

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

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

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

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

    klass.prototype.constructor = klass;

    return klass;
  }
};

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

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

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

    return this;
  }
};

var Abstract = { };

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

    return returnValue;
  }
};

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

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

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

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

    this.registerCallback();
  },

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

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

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

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

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

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

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

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

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

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

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

  stripTags: function() {
    return this.replace(/<\/?[^>]+>/gi, '');
  },

  stripScripts: function() {
    return this.replace(new RegExp(Prototype.ScriptFragment, 'img'), '');
  },

  extractScripts: function() {
    var matchAll = new RegExp(Prototype.ScriptFragment, 'img');
    var matchOne = new RegExp(Prototype.ScriptFragment, 'im');
    return (this.match(matchAll) || []).map(function(scriptTag) {
      return (scriptTag.match(matchOne) || ['', ''])[1];
    });
  },

  evalScripts: function() {
    return this.extractScripts().map(function(script) { return eval(script) });
  },

  escapeHTML: function() {
    var self = arguments.callee;
    self.text.data = this;
    return self.div.innerHTML;
  },

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

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

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

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

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

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

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

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

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

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

    return camelized;
  },

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

var $break = { };

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

if (Prototype.Browser.WebKit) {
  $A = function(iterable) {
    if (!iterable) return [];
    if (!(Object.isFunction(iterable) && iterable == '[object NodeList]') &&
        iterable.toArray) return iterable.toArray();
    var length = iterable.length || 0, results = new Array(length);
    while (length--) results[length] = iterable[length];
    return results;
  };
}

Array.from = $A;

Object.extend(Array.prototype, Enumerable);

if (!Array.prototype._reverse) Array.prototype._reverse = Array.prototype.reverse;

Object.extend(Array.prototype, {
  _each: function(iterator) {
    for (var i = 0, length = this.length; i < length; i++)
      iterator(this[i]);
  },

  clear: function() {
    this.length = 0;
    return this;
  },

  first: function() {
    return this[0];
  },

  last: function() {
    return this[this.length - 1];
  },

  compact: function() {
    return this.select(function(value) {
      return value != null;
    });
  },

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

    get: function(key) {
      return this._object[key];
    },

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

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

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

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

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

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

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

    toQueryString: function() {
      return this.map(function(pair) {
        var key = encodeURIComponent(pair.key), values = pair.value;

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

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

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

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

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

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

  include: function(value) {
    if (value < this.start)
      return false;
    if (this.exclusive)
      return value < this.end;
    return value <= this.end;
  }
});

var $R = function(start, end, exclusive) {
  return new ObjectRange(start, end, exclusive);
};

var Ajax = {
  getTransport: function() {
    return Try.these(
      function() {return new XMLHttpRequest()},
      function() {return new ActiveXObject('Msxml2.XMLHTTP')},
      function() {return new ActiveXObject('Microsoft.XMLHTTP')}
    ) || false;
  },

  activeRequestCount: 0
};

Ajax.Responders = {
  responders: [],

  _each: function(iterator) {
    this.responders._each(iterator);
  },

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

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

  dispatch: function(callback, request, transport, json) {
    this.each(function(responder) {
      if (Object.isFunction(responder[callback])) {
        try {
          responder[callback].apply(responder, [request, transport, json]);
        } catch (e) { }
      }
    });
  }
};

Object.extend(Ajax.Responders, Enumerable);

Ajax.Responders.register({
  onCreate:   function() { Ajax.activeRequestCount++ },
  onComplete: function() { Ajax.activeRequestCount-- }
});

Ajax.Base = Class.create({
  initialize: function(options) {
    this.options = {
      method:       'post',
      asynchronous: true,
      contentType:  'application/x-www-form-urlencoded',
      encoding:     'UTF-8',
      parameters:   '',
      evalJSON:     true,
      evalJS:       true
    };
    Object.extend(this.options, options || { });

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

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

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

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

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

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

    this.parameters = params;

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

  status:      0,
  statusText: '',

  getStatus: Ajax.Request.prototype.getStatus,

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

  getHeader: Ajax.Request.prototype.getHeader,

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

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

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

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

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

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

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

    $super(url, options);
  },

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

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

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

Ajax.PeriodicalUpdater = Class.create(Ajax.Base, {
  initialize: function($super, container, url, options) {
    $super(options);
    this.onComplete = this.options.onComplete;

    this.frequency = (this.options.frequency || 2);
    this.decay = (this.options.decay || 1);

    this.updater = { };
    this.container = container;
    this.url = url;

    this.start();
  },

  start: function() {
    this.options.onComplete = this.updateComplete.bind(this);
    this.onTimerEvent();
  },

  stop: function() {
    this.updater.options.onComplete = undefined;
    clearTimeout(this.timer);
    (this.onComplete || Prototype.emptyFunction).apply(this, arguments);
  },

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

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

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

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

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

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

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

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

Element.cache = { };

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

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

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

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

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

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

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

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

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

    var content, insert, tagName, childNodes;

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

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

      content = Object.toHTML(content);

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

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

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

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

    return element;
  },

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

    return element;
  },

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

  getDimensions: function(element) {
    element = $(element);
    var display = $(element).getStyle('display');
    if (display != 'none' && display != null) // Safari bug
      return {width: element.offsetWidth, height: element.offsetHeight};

    // All *Width and *Height properties give 0 on elements with display none,
    // so enable the element temporarily
    var els = element.style;
    var originalVisibility = els.visibility;
    var originalPosition = els.position;
    var originalDisplay = els.display;
    els.visibility = 'hidden';
    els.position = 'absolute';
    els.display = 'block';
    var originalWidth = element.clientWidth;
    var originalHeight = element.clientHeight;
    els.display = originalDisplay;
    els.position = originalPosition;
    els.visibility = originalVisibility;
    return {width: originalWidth, height: originalHeight};
  },

  makePositioned: function(element) {
    element = $(element);
    var pos = Element.getStyle(element, 'position');
    if (pos == 'static' || !pos) {
      element._madePositioned = true;
      element.style.position = 'relative';
      // Opera returns the offset relative to the positioning context, when an
      // element is position relative but top and left have not been defined
      if (window.opera) {
        element.style.top = 0;
        element.style.left = 0;
      }
    }
    return element;
  },

  undoPositioned: function(element) {
    element = $(element);
    if (element._madePositioned) {
      element._madePositioned = undefined;
      element.style.position =
        element.style.top =
        element.style.left =
        element.style.bottom =
        element.style.right = '';
    }
    return element;
  },

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

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

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

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

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

    var offsets = element.positionedOffset();
    var top     = offsets[1];
    var left    = offsets[0];
    var width   = element.clientWidth;
    var height  = element.clientHeight;

    element._originalLeft   = left - parseFloat(element.style.left  || 0);
    element._originalTop    = top  - parseFloat(element.style.top || 0);
    element._originalWidth  = element.style.width;
    element._originalHeight = element.style.height;

    element.style.position = 'absolute';
    element.style.top    = top + 'px';
    element.style.left   = left + 'px';
    element.style.width  = width + 'px';
    element.style.height = height + 'px';
    return element;
  },

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

    element.style.position = 'relative';
    var top  = parseFloat(element.style.top  || 0) - (element._originalTop || 0);
    var left = parseFloat(element.style.left || 0) - (element._originalLeft || 0);

    element.style.top    = top + 'px';
    element.style.left   = left + 'px';
    element.style.height = element._originalHeight;
    element.style.width  = element._originalWidth;
    return element;
  },

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

  getOffsetParent: function(element) {
    if (element.offsetParent) return $(element.offsetParent);
    if (element == document.body) return $(element);

    while ((element = element.parentNode) && element != document.body)
      if (Element.getStyle(element, 'position') != 'static')
        return $(element);

    return $(document.body);
  },

  viewportOffset: function(forElement) {
    var valueT = 0, valueL = 0;

    var element = forElement;
    do {
      valueT += element.offsetTop  || 0;
      valueL += element.offsetLeft || 0;

      // Safari fix
      if (element.offsetParent == document.body &&
        Element.getStyle(element, 'position') == 'absolute') break;

    } while (element = element.offsetParent);

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

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

  clonePosition: function(element, source) {
    var options = Object.extend({
      setLeft:    true,
      setTop:     true,
      setWidth:   true,
      setHeight:  true,
      offsetTop:  0,
      offsetLeft: 0
    }, arguments[2] || { });

    // find page position of source
    source = $(source);
    var p = source.viewportOffset();

    // find coordinate system to use
    element = $(element);
    var delta = [0, 0];
    var parent = null;
    // delta [0,0] will do fine with position: fixed elements,
    // position:absolute needs offsetParent deltas
    if (Element.getStyle(element, 'position') == 'absolute') {
      parent = element.getOffsetParent();
      delta = parent.viewportOffset();
    }

    // correct by body offsets (fixes Safari)
    if (parent == document.body) {
      delta[0] -= document.body.offsetLeft;
      delta[1] -= document.body.offsetTop;
    }

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

Element.Methods.identify.counter = 1;

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

  Element._attributeTranslations.has = {};

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

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

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

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

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

    return element;
  };

  // Safari returns margins on body which is incorrect if the child is absolutely
  // positioned.  For performance reasons, redefine Element#cumulativeOffset for
  // KHTML/WebKit only.
  Element.Methods.cumulativeOffset = function(element) {
    var valueT = 0, valueL = 0;
    do {
      valueT += element.offsetTop  || 0;
      valueL += element.offsetLeft || 0;
      if (element.offsetParent == document.body)
        if (Element.getStyle(element, 'position') == 'absolute') break;

      element = element.offsetParent;
    } while (element);

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

Element.Methods.ByTag = { };

Object.extend(Element, Element.Methods);

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

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

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

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

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

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

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

    element._extendedByPrototype = Prototype.emptyFunction;
    return element;

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

document.viewport = {
  getDimensions: function() {
    var dimensions = { };
    var B = Prototype.Browser;
    $w('width height').each(function(d) {
      var D = d.capitalize();
      dimensions[d] = (B.WebKit && !document.evaluate) ? self['inner' + D] :
        (B.Opera) ? document.body['client' + D] : document.documentElement['client' + D];
    });
    return dimensions;
  },

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

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

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

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

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

    var e = this.expression;

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

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

    return true;
  },

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

    var e = this.expression, ps = Selector.patterns, h = Selector.handlers,
        c = Selector.criteria, le, p, m;

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

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

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

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

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

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

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

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

  findElements: function(root) {
    root = root || document;
    if (this.xpath) return document._getElementsByXPath(this.xpath, root);
    return this.matcher(root);
  },

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

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

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

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

    return match;
  },

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

    return matchingInputs;
  },

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

Abstract.EventObserver = Class.create({
  initialize: function(element, callback) {
    this.element  = $(element);
    this.callback = callback;

    this.lastValue = this.getValue();
    if (this.element.tagName.toLowerCase() == 'form')
      this.registerFormCallbacks();
    else
      this.registerCallback(this.element);
  },

  onElementEvent: function() {
    var value = this.getValue();
    if (this.lastValue != value) {
      this.callback(this.element, value);
      this.lastValue = value;
    }
  },

  registerFormCallbacks: function() {
    Form.getElements(this.element).each(this.registerCallback, this);
  },

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

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

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

Object.extend(Event, {
  KEY_BACKSPACE: 8,
  KEY_TAB:       9,
  KEY_RETURN:   13,
  KEY_ESC:      27,
  KEY_LEFT:     37,
  KEY_UP:       38,
  KEY_RIGHT:    39,
  KEY_DOWN:     40,
  KEY_DELETE:   46,
  KEY_HOME:     36,
  KEY_END:      35,
  KEY_PAGEUP:   33,
  KEY_PAGEDOWN: 34,
  KEY_INSERT:   45,

  cache: { },

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

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

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

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

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

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

    element: function(event) {
      var node = Event.extend(event).target;
      return Element.extend(node.nodeType == Node.TEXT_NODE ? node.parentNode : node);
    },

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

    pointer: function(event) {
      return {
        x: event.pageX || (event.clientX +
          (document.documentElement.scrollLeft || document.body.scrollLeft)),
        y: event.pageY || (event.clientY +
          (document.documentElement.scrollTop || document.body.scrollTop))
      };
    },

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

      return element;
    },

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

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

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

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

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

      destroyWrapper(id, eventName, handler);

      return element;
    },

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

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

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

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

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

Object.extend(Event, Event.Methods);

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

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

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

  var timer;

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

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

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

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

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

Hash.toQueryString = Object.toQueryString;

var Toggle = { display: Element.toggle };

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

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

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

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

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

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

// This should be moved to script.aculo.us; notice the deprecated methods
// further below, that map to the newer Element methods.
var Position = {
  // set to true if needed, warning: firefox performance problems
  // NOT neeeded for page scrolling, only if draggable contained in
  // scrollable elements
  includeScrollOffsets: false,

  // must be called before calling withinIncludingScrolloffset, every time the
  // page is scrolled
  prepare: function() {
    this.deltaX =  window.pageXOffset
                || document.documentElement.scrollLeft
                || document.body.scrollLeft
                || 0;
    this.deltaY =  window.pageYOffset
                || document.documentElement.scrollTop
                || document.body.scrollTop
                || 0;
  },

  // caches x/y coordinate pair to use with overlap
  within: function(element, x, y) {
    if (this.includeScrollOffsets)
      return this.withinIncludingScrolloffsets(element, x, y);
    this.xcomp = x;
    this.ycomp = y;
    this.offset = Element.cumulativeOffset(element);

    return (y >= this.offset[1] &&
            y <  this.offset[1] + element.offsetHeight &&
            x >= this.offset[0] &&
            x <  this.offset[0] + element.offsetWidth);
  },

  withinIncludingScrolloffsets: function(element, x, y) {
    var offsetcache = Element.cumulativeScrollOffset(element);

    this.xcomp = x + offsetcache[0] - this.deltaX;
    this.ycomp = y + offsetcache[1] - this.deltaY;
    this.offset = Element.cumulativeOffset(element);

    return (this.ycomp >= this.offset[1] &&
            this.ycomp <  this.offset[1] + element.offsetHeight &&
            this.xcomp >= this.offset[0] &&
            this.xcomp <  this.offset[0] + element.offsetWidth);
  },

  // within must be called directly before
  overlap: function(mode, element) {
    if (!mode) return 0;
    if (mode == 'vertical')
      return ((this.offset[1] + element.offsetHeight) - this.ycomp) /
        element.offsetHeight;
    if (mode == 'horizontal')
      return ((this.offset[0] + element.offsetWidth) - this.xcomp) /
        element.offsetWidth;
  },

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

  cumulativeOffset: Element.Methods.cumulativeOffset,

  positionedOffset: Element.Methods.positionedOffset,

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

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

  realOffset: Element.Methods.cumulativeScrollOffset,

  offsetParent: Element.Methods.getOffsetParent,

  page: Element.Methods.viewportOffset,

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

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

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

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

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

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

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

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

Element.ClassNames = Class.create();
Element.ClassNames.prototype = {
  initialize: function(element) {
    this.element = $(element);
  },

  _each: function(iterator) {
    this.element.className.split(/\s+/).select(function(name) {
      return name.length > 0;
    })._each(iterator);
  },

  set: function(className) {
    this.element.className = className;
  },

  add: function(classNameToAdd) {
    if (this.include(classNameToAdd)) return;
    this.set($A(this).concat(classNameToAdd).join(' '));
  },

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

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

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

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

Element.addMethods();

AG = Class.create();

ag_unique_num = 0;
ag_user_is_vip = 0;

// Генерирует уникальный id в пределах одной сессии
function ag_new_id(){
	ag_unique_num++;
	return ag_unique_num;
}

function event_observe(elementName, eventName, event_func){
	Event.observe(elementName, eventName, event_func, false);
}

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

function auto_tag(tag_name) {
	if (window.attachEvent) {
		window.attachEvent("onload", function() {
			var el = document.getElementsByTagName(tag_name);
			set_auto_tag(el);
		});
	}
}


function std_add_onload (el) {
	if (window.attachEvent) {
		window.attachEvent("onload", el);
	}
	else{
	    var aa = window.onload;
		window.onload = function (){if(typeof aa == 'function') aa();el();};
	}
}

function set_auto_tag (el) {
	for (var i=0; i<el.length; i++) {
	    if (el[i].target == '_blank'){
			el[i].className+=" onw";
	    }
	}
}

//auto_tag("A");

isDOM=document.getElementById //DOM1 browser (MSIE 5+, Netscape 6, Opera 5+)
isMSIE=document.all && document.all.item //Microsoft Internet Explorer 4+
isNetscape4=document.layers //Netscape 4.*
isOpera=window.opera //Opera
isOpera5=isOpera && isDOM //Opera 5+
isMSIE5=isDOM && isMSIE && !isOpera //MSIE 5+
isMozilla=isNetscape6=isDOM && !isMSIE && !isOpera

//var windowW = 0;
//var windowH = 0;

var windowW = document.documentElement.offsetWidth;
var windowH = document.documentElement.offsetHeight;

/*
if (isMSIE || isMSIE5) {
  windowW = document.body.offsetWidth;
  windowH = document.body.offsetHeight;
} else {
  windowW = window.innerWidth;
  windowH = window.innerHeight;
  
}
*/

var obj_tooltip;

function getLayer(layerName, parentLayerName){
  if(isDOM){ return document.getElementById(layerName); }
  if(isMSIE){ return document.all[layerName]; }
  if(isNetscape4){ return eval('document.layers[layerName]'); }
  return false;
}

function ts(e,what) {
  mousex = e.clientX;
  mousey = e.clientY;
  if (!e) var e = window.event;
  if (e.pageX || e.pageY) {
    mousex = e.pageX;
    mousey = e.pageY;
  } else if (e.clientX || e.clientY) {
    mousex = e.clientX;
    mousey = e.clientY;
    if (isMSIE || isMSIE5) {
      mousex += document.body.scrollLeft;
      mousey += document.body.scrollTop;
    }
  }
  
  if (obj_tooltip) tc();
  
  if($(what)){
    obj_tooltip = $(what);
    if(obj_tooltip){
      var objW = Element.getWidth(obj_tooltip);
      if ((mousex + objW) > windowW - 30) {
        obj_tooltip.style.left = windowW - objW - 30;
      } else {
        obj_tooltip.style.left = mousex;
      }
      
      obj_tooltip.style.top = mousey + 20;
      
      if(isNetscape4)
        obj_tooltip.style.visibility = 'show';
      else
        obj_tooltip.style.visibility = 'visible';
		  obj_tooltip.style.display = 'block';
    }
   }
  return true;
}

function tc(){
  if(obj_tooltip){
    if(isNetscape4)
      obj_tooltip.style.visibility = 'hide';
    else
      obj_tooltip.style.visibility='hidden';
		obj_tooltip.style.display = 'none';
  }
  return true
}

function p(x, y, z) {
	for (a = 0; a < arguments.length; a++) {
		arguments[a] = arguments[a].split('');
		arguments[a] = arguments[a].reverse();
		arguments[a] = arguments[a].join('');
	}
	document.location.href = "mailto:" + x + "@" + y + "." + z;
}
function p_u(x, y, z) {
	c = arguments;
	for (b = 0; b < c.length; b++) {
        if (b == 3) continue;
		c[b] = c[b].split(',');
		c[b] = c[b].reverse();
		for (a = 0; a < c[b].length; a++)
			c[b][a] = String.fromCharCode(c[b][a] - 10);
		c[b] = c[b].join('');
	}
	document.location.href = "mailto:" + c[0] + "@" + c[1] + "." + c[2] + "?subject=" + c[3] + "";
	
}

var win = null;
function nwin(mypage,myname,w,h,scroll){LeftPosition = (screen.width) ? (screen.width-w)/2 : 0;TopPosition = (screen.height) ? (screen.height-h)/2 : 0;settings = 'height='+h+',width='+w+',top='+TopPosition+',left='+LeftPosition+',scrollbars='+scroll+',resizable'
win = window.open(mypage,myname,settings)
}

function file_size($size){
    var $s = $size;
    var $ext = ['б','Кб','Мб','Гб','Тб','Пб','Эб'];
    var $cnt = 0;
	while(Math.floor($s/1024)){
		if (!$ext[$cnt]) break;
		$s = $s/1024;
		$cnt++;
	}
	$s = Math.floor($s*10)/10;
	return $s+' '+$ext[$cnt];
}

function p_by_id(id){
	if (document.getElementById) {
		return parent.document.getElementById(id);
	}
	else if (document.all){
		return parent.document.all[id];
	}

	return false;
}
/*
*/

function get_frame(name){
	return document.frames?document.frames[name]:document.getElementById(name).contentWindow;
}

function setCookie (name, value) {
var argv = setCookie.arguments;
var argc = setCookie.arguments.length;
var expires = (argc > 2) ? argv[2] : null;
var path = (argc > 3) ? argv[3] : '/';
var domain = (argc > 4) ? argv[4] : null;
var secure = (argc > 5) ? argv[5] : false;
document.cookie = name + "=" + escape (value) +
((expires == null) ? "" : ("; expires=" + expires)) +
((path == null) ? "/" : ("; path=" + path)) +
((domain == null) ? "" : ("; domain=" + domain)) +
((secure == true) ? "; secure" : "");
}

function getCookie(name) {
  var prefix = name + "=";
  var cookieStartIndex = document.cookie.indexOf(prefix);
  if (cookieStartIndex == -1) return null;
  var cookieEndIndex = document.cookie.indexOf(";", cookieStartIndex + prefix.length)
  if (cookieEndIndex == -1) cookieEndIndex = document.cookie.length;
  return unescape(document.cookie.substring(cookieStartIndex + prefix.length, cookieEndIndex));
}

function EventBinder(eventsHash){
	for (elementName in eventsHash){
		for(eventName in eventsHash[elementName]){
			Event.observe(elementName, eventName, eventsHash[elementName][eventName], false);
		}
	}
}


function addToFileQueue(id,ext_id) {
    if (id == 0) return;
	_add_link(id,ext_id);
}

function _add_link(id,ext_id){	
	var obj = new ag_server();
	obj.set_code("download_link");
	obj.set_param("action","add");
	obj.set_param("ext_id",id);
	obj.set_param("ext_type",ext_id);
	obj.on_load(_add_link_result);
	obj.load();
}

function _add_link_result(obj){
    if(obj.get('result')){
		_dl_bar_blink(obj.get('total'));
    }
}

function _dl_bar_blink(total){
    if (!$('bar_queue_vip_num')) return;
	$('bar_queue_vip_num').innerHTML = total;
	$('bar_queue_vip_num_tooltip').innerHTML = total;
	$('bar_queue_vip_bg').style.backgroundImage = 'url(/i_bar/dl_added.gif)';
}

function get_pressed_char(e){
    var keynum = 0;
	if(window.event) // IE
	{
		keynum = e.keyCode
	}
	else if(e.which) // Netscape/Firefox/Opera
	{
		keynum = e.which
	}
	return keynum;
}

function check_reg_status(type){
    if(getCookie('ag_name') == null && !type){
		if (typeof show_reg == "function") show_reg();
		return false;
    }
	if(type == 'v' && !ag_user_is_vip){
		if (typeof show_reg == "function") show_reg(type);
		return false;
	}
	return true;
};

AG.Tooltip = Class.create();

AG.Tooltip.prototype = {
	initialize : function(id) {
		this.tooltip_id			= id ? id:'tip180x120';
		this.tooltip			= false;
		this.tooltip_is_hidden	= true;
		this.timer				= 0;
		this.tooltip_time		= 7000;
		this.tooltip			= $(this.tooltip_id);
		this.left				= 0;
		this.top				= 0;
	},
	show : function(section,text){
	    if($(section)){
		    this.position_tooltip(section);
		    this.set_tooltip(text);
		    this.show_tooltip();
	    }
	},

	hide : function(section){
	    this.set_tooltip('');
	    this.hide_tooltip();
	},

	position_tooltip: function(sender) {
	    if(!this.tooltip) return;
		var sender = $(sender);
		var senderPos = Position.cumulativeOffset(sender);
		this.tooltip.style.top	= senderPos[1]+this.top;
		this.tooltip.style.left	= senderPos[0]+this.left;
	},

	set_tooltip: function(text) {
	    if(!this.tooltip) return;
	    this.tooltip.innerHTML = text;
	},

	show_tooltip: function() {
		if(!this.tooltip) return;
		if(!this.tooltip_is_hidden){
			this.hide_tooltip();
		}
		this.tooltip_is_hidden = false;
		this.tooltip.style.display='block';

		this.stop_tooltip_timer();
		var obj = this;
		EventBinder({
			'tip180x120' : {
				'mouseover'	: function() {obj.stop_tooltip_timer();},
				'mouseout'	: function() {obj.start_tooltip_timer();},
				'click'		: function() {obj.hide_tooltip();}
			}
		});
		this.start_tooltip_timer();
	},

	hide_tooltip: function() {
		if(!this.tooltip) return;
		if(this.tooltip_is_hidden){
			return;
		}
		this.tooltip_is_hidden = true;
		this.tooltip.style.display='none';
		this.stop_tooltip_timer();
		var obj = this;
		EventBinder({
			'tip180x120' : {
				'mouseover'	: function() {return false;},
				'mouseout'	: function() {return false;},
				'click'		: function() {return false;}
			}
		});
	},

	stop_tooltip_timer: function () {
		if (this.timer != 0){
			clearTimeout(this.timer);
			this.timer = 0;
		}
	},

	start_tooltip_timer: function () {
		this.stop_tooltip_timer();
		this.timer = setTimeout(this.hide_tooltip.bind(this), this.tooltip_time);
	}
};

function copy(text2copy) {
  if (window.clipboardData) {
    window.clipboardData.setData("Text",text2copy);
  } /*else {
    var flashcopier = 'flashcopier';
    if(!document.getElementById(flashcopier)) {
      var divholder = document.createElement('div');
      divholder.id = flashcopier;
      document.body.appendChild(divholder);
    }
    document.getElementById(flashcopier).innerHTML = '';
    var divinfo = '<embed src="/jscodes/_clipboard.swf" FlashVars="clipboard='+encodeURIComponent(text2copy)+'" width="0" height="0" type="application/x-shockwave-flash"></embed>';
    document.getElementById(flashcopier).innerHTML = divinfo;
  }*/
}

function getEventTarget(e) {
	var e = e || window.event;
	var targ = e.target || e.srcElement;
	if (targ.nodeType == 3) { // боремся с Safari
		targ = targ.parentNode;
	}
	return targ;
}

function set_pos(move, base, shift_x, shift_y) {
	if (typeof(move) != 'object'){
		move = $(move);
	}

	if (typeof(base) != 'object'){
		base = $(base);
	}
	if(isMSIE){
		shift_x = shift_x + 1;
		shift_y = shift_y + 1;
	}
	else if(isOpera){
		alert(1);
		shift_x = shift_x - 2;
		shift_y = shift_y + 1;
	}

	var pos = base.cumulativeOffset();
	move.setStyle({
		left : pos.left + shift_x + "px",
		top  : pos.top  + shift_y + "px"
	});
}


imgFadeObjects = new Object();
imgFadeTimers = new Object();
function imgFade(object, destOp, rate, delta){
if (!document.all)
return
    if (object != "[object]"){
        setTimeout("imgFade("+object+","+destOp+","+rate+","+delta+")",0);
        return;
    }

    clearTimeout(imgFadeTimers[object.sourceIndex]);

    diff = destOp-object.filters.alpha.opacity;
    direction = 1;
    if (object.filters.alpha.opacity > destOp){
        direction = -1;
    }
    delta=Math.min(direction*diff,delta);
    object.filters.alpha.opacity+=direction*delta;

    if (object.filters.alpha.opacity != destOp){
        imgFadeObjects[object.sourceIndex]=object;
        imgFadeTimers[object.sourceIndex]=setTimeout("imgFade(imgFadeObjects["+object.sourceIndex+"],"+destOp+","+rate+","+delta+")",rate);
    }
}


queued = new Object;
visible = new Object;
intr = 300;
isMos = 0;
if (navigator.appName == "Netscape")
	isMos = 1;

function cancel_queue() {
	try {clearTimeout(ti);}
	catch(f) {}
}

function popup(ev, pa, ch) {
	try {visible.style.visibility = 'hidden';visible.style.display = 'none';}
	catch(f) {}
	try {
		clearTimeout(ti);
		queued.style.visibilty = 'hidden';queued.style.display = 'none';
	}
	catch(f) {}
	ch = document.getElementById(ch);
	var rr = getDim(pa);
	if (isMos != 1) {
		ch.style.pixelLeft = rr.x - 1;
		ch.style.pixelTop = rr.y + pa.offsetHeight;
	}
	else {
		ch.style.left = rr.x - 1 + 'px';
		ch.style.top = (rr.y + pa.offsetHeight) + 'px';
	}
	ch.style.visibility = 'visible';ch.style.display = 'block';
	visible = ch;
}

function popdown(event, wh) {
	if (isMos != 1) {
		if (!wh.contains(event.toElement)) {
			ti = setTimeout(hide, intr);
			queued = wh;
		}
	}
	else {
		ti = setTimeout(hide, intr);
		queued = wh;
	}
	
	function hide() {
		wh.style.visibility = 'hidden';wh.style.display = 'none';
	}
}

function popdown_1(event, pa, ch) {
	ch = document.getElementById(ch);
	if (isMos != 1) {
		if (event.toElement != ch && !ch.contains(event.toElement) && !pa.contains(event.toElement)) {
			ti = setTimeout(hide, intr);
			queued = ch;
		}
	}
	else {
		if (event.relatedTarget != ch && event.relatedTarget.parentNode != ch && event.relatedTarget.parentNode.parentNode != ch && event.relatedTarget.parentNode != pa)
			ti = setTimeout(hide, intr);
			queued = ch;
//			console.log(event.relatedTarget);
	}
	function hide() {
		ch.style.visibility = 'hidden';ch.style.display = 'none';
	}
}

function getDim(el){
for (var lx=0,ly=0;el!=null;
lx+=el.offsetLeft,ly+=el.offsetTop,el=el.offsetParent);
return {x:lx,y:ly}
}


/********************************************************************************************
* BlueShoes Framework; This file is part of the php application framework.
* NOTE: This code is stripped (obfuscated). To get the clean documented code goto 
*       www.blueshoes.org and register for the free open source *DEVELOPER* version or 
*       buy the commercial version.
*       
*       In case you've already got the developer version, then this is one of the few 
*       packages/classes that is only available to *PAYING* customers.
*       To get it go to www.blueshoes.org and buy a commercial version.
* 
* @copyright www.blueshoes.org
* @author    Samuel Blume <sam at blueshoes dot org>
* @author    Andrej Arn <andrej at blueshoes dot org>
*/

LCB_version = 2.8;
_mac=navigator.userAgent.indexOf('Mac')!=-1;
_ie512=navigator.userAgent.indexOf('MSIE 5.12')!=-1;
_dom = document.all?(document.getElementById?2:1)
:(document.getElementById?4:(document.layers?3:0));
_createLayerNo = 0;

function initCrossBrowserLib()
{
	_mac=navigator.userAgent.indexOf('Mac')!=-1;
	_ie512=navigator.userAgent.indexOf('MSIE 5.12')!=-1;
	_dom=document.all?(document.getElementById?2:1)
:(document.getElementById?4:(document.layers?3:0));_createLayerNo=0;}
initCrossBrowserLib();function getWindowWidth (){
if(_dom==4 || _dom==3) return window.innerWidth;if(_dom==2 || _dom==1) return document.body.clientWidth;return 0;}
function getWindowHeight(){
if(_dom==4 || _dom==3) return window.innerHeight;if(_dom==2 || _dom==1) return document.body.clientHeight;return 0;}
function getWinXOffset(){
if(_dom==4)            return window.scrollX;if(_dom==2 || _dom==1) return document.body.scrollLeft;if(_dom==3)            return window.pageXOffset;return 0;}
function getWinYOffset(){
if(_dom==4)            return window.scrollY;if(_dom==2 || _dom==1) return document.body.scrollTop;if(_dom==3)            return window.pageYOffset;return 0;}
function getDivFromName(nm){
if(_dom==4 || _dom==2) return document.getElementById(nm);if(_dom==1)            return document.all(nm);if(_dom==3){
var s='';for(var i=1; i<arguments.length; i++) s+='document.layers.'+arguments[i]+'.';return eval(s+'document.layers.'+nm);}
return null;}
function getDivName(div){
if(_dom==4 || _dom==2 || _dom==1) return div.id;if(_dom==3)                       return div.name;return '';}
function createLayer(left,top,width,height,parentDiv){
var s='';if(arguments.length>5){
for(var i=5; i<arguments.length; i++) s+=arguments[i];}
if(_dom==4){
var divName= '_js_layer_'+_createLayerNo; _createLayerNo++;var pDiv   =parentDiv?parentDiv:document.body;var div    =document.createElement('DIV');div.id=divName;div.setAttribute('style',
'position:absolute;left:'+left+';top:'+top
+(width >0?(';width:' +width ):'')
+(height>0?(';height:'+height):'')
+';visibility:hidden');var range=document.createRange();range.selectNodeContents(div);range.collapse(true);var cf=range.createContextualFragment(s);div.appendChild(cf);pDiv.appendChild(div);return div;}
if(_dom==2 || _dom==1){
var adj    =(_mac&&!_ie512)?' ':'';var divName= '_js_layer_'+_createLayerNo; _createLayerNo++;var ha     =(height>0)?(';height:'+height):'';var pDiv   =parentDiv?parentDiv:document.body;pDiv.insertAdjacentHTML('BeforeEnd',
'<div id="'+divName
+'" style="position:absolute;left:'+left+';top:'+top
+(width >0?(';width:' +width ):';width:1')
+(height>0?(';height:'+height):'')
+';visibility:hidden;">'+s+'<\/div>'+adj);return document.all(divName);}
if(_dom==3){
var div=parentDiv?(new Layer(width,parentDiv)):(new Layer(width));if(height>0) div.resizeTo(width,height);div.moveTo(left,top);if(s!=''){
div.document.open('text/html','replace');div.document.write(s);div.document.close();}
return div;}
return null;}
function createExLayer(url,left,top,width,height,parentDiv){
if(_dom==4){
var divName= '_js_layer_'+_createLayerNo; _createLayerNo++;var pDiv   =parentDiv?parentDiv:document.body;var div    =document.createElement('IFRAME');div.id=divName;div.name=divName;div.setAttribute('style',
'position:absolute;left:'+left+';top:'+top
+';width:'+width+(height>0?(';height:'+height):'')
+';visibility:hidden');div.setAttribute('src',url);div.setAttribute('frameborder',0);div.setAttribute('scrolling','no');pDiv.appendChild(div);return div;}
if(_dom==2 || _dom==1){
var adj=(_mac&&_ie512)?' ':'';var bd, divName='_js_layer_'+_createLayerNo;_createLayerNo++;var ha=(height>0)?(';height:'+height):'';if(arguments.length>5 && parentDiv)
bd=parentDiv;else bd=document.body;bd.insertAdjacentHTML('BeforeEnd',
'<div id="'+divName
+'" style="position:absolute;left:'+left+';top:'+top
+';width:'+width+ha+';visibility:hidden;">'
+'<iframe src="'+url+'" name="'+divName+'_if" '
+'width='+width+' height='+height
+'marginwidth=0 marginheight=0 '
+'scrolling="no" frameborder="no">'
+'<\/iframe>'
+'<\/div>'+adj);return document.all(divName);}
if(_dom==3){
var div=parentDiv?(new Layer(width,parentDiv)):(new Layer(width));if(height>0) div.resizeTo(width,height);div.moveTo(left,top);div.load(url,width);return div;}
return null;}
function getDivImage(div,imgName){
if(_dom==4)            return document.images[imgName];if(_dom==2 || _dom==1) return document.images(imgName);if(_dom==3)            return div.document.images[imgName];return null;}
function getDivForm(div,frmName){
if(_dom==4)            return document.forms[frmName];if(_dom==2 || _dom==1) return document.forms(frmName);if(_dom==3)            return div.document.forms[frmName];return null;}
function initDivPos(div){
if(_dom==4){
div.style.left=div.offsetLeft+'px';div.style.top =div.offsetTop +'px';}
else if(_dom==2 || _dom==1){
div.style.pixelLeft=div.offsetLeft;div.style.pixelTop =div.offsetTop;}
return div;}
function getDivLeft(div){
if(_dom==4 || _dom==2) return div.offsetLeft;if(_dom==1)            return div.style.pixelLeft;if(_dom==3)            return div.left;return 0;}
function getDivTop(div){
if(_dom==4 || _dom==2) return div.offsetTop;if(_dom==1)            return div.style.pixelTop;if(_dom==3)            return div.top;return 0;}
function moveDivTo(div,left,top){
if(_dom==4){
div.style.left=left+'px';div.style.top =top +'px';return;}
if(_dom==2 || _dom==1){
div.style.pixelLeft=left;div.style.pixelTop =top;return;}
if(_dom==3){
div.moveTo(left,top);return;}
}
function moveDivBy(div,left,top){
if(_dom==4){
div.style.left=div.offsetLeft+left;div.style.top =div.offsetTop +top;return;}
if(_dom==2){
div.style.pixelLeft=div.offsetLeft+left;div.style.pixelTop =div.offsetTop +top;return;}
if(_dom==1){
div.style.pixelLeft+=left;div.style.pixelTop +=top;return;}
if(_dom==3){
div.moveBy(left,top);return;}
}
function scrollExlHItTo(exdiv,x){
if(_dom==4){
frames[exdiv.id].scrollTo(x,frames[exdiv.id].scrollY);return;}
if(_dom==2 || _dom==1){
frames(exdiv.id+'_if').scrollTo(x,frames(exdiv.id+'_if').document.body.scrollTop);return;}
if(_dom==3){
var dx=x-exdiv.clip.left, ch=exdiv.clip.width;exdiv.left-=dx;exdiv.clip.left=x; exdiv.clip.width=ch;return;}
return;}
function scrollExlVItTo(exdiv,y){
if(_dom==4){
frames[exdiv.id].scrollTo(frames[exdiv.id].scrollX,y);return;}
if(_dom==2 || _dom==1){
frames(exdiv.id+'_if').scrollTo(frames(exdiv.id+'_if').document.body.scrollLeft,y);return;}
if(_dom==3){
var dy=y-exdiv.clip.top, ch=exdiv.clip.height;exdiv.top-=dy;exdiv.clip.top=y; exdiv.clip.height=ch;return;}
return;}
function initDivSize(div){
if(_dom==4){
div.style.width =div.offsetWidth +'px';div.style.height=div.offsetHeight+'px';}
else if(_dom==2 || _dom==1){
div.style.pixelWidth =div.offsetWidth;div.style.pixelHeight=div.offsetHeight;}
return div;}
function getDivWidth (div){
if(_dom==4 || _dom==2) return div.offsetWidth;if(_dom==1)            return div.style.pixelWidth;if(_dom==3)            return div.clip.width;return 0;}
function getDivHeight(div){
if(_dom==4 || _dom==2) return div.offsetHeight;if(_dom==1)            return div.style.pixelHeight;if(_dom==3)            return div.clip.height;return 0;}
function resizeDivTo(div,width,height){
if(_dom==4){
div.style.width =width +'px';div.style.height=height+'px';return;}
if(_dom==2 || _dom==1){
div.style.pixelWidth =width;div.style.pixelHeight=height;return;}
if(_dom==3){
div.resizeTo(width,height);return;}
}
function resizeDivBy(div,width,height){
if(_dom==4){
div.style.width =(div.offsetWidth +width )+'px';div.style.height=(div.offsetHeight+height)+'px';return;}
if(_dom==2){
div.style.pixelWidth =div.offsetWidth +width;div.style.pixelHeight=div.offsetHeight+height;return;}
if(_dom==1){
div.style.pixelWidth +=width;div.style.pixelHeight+=height;return;}
if(_dom==3){
div.resizeBy(width,height);return;}
}
function getExlWidth (exdiv){
if(_dom==4)
return exdiv.contentDocument.body.offsetWidth;if(_dom==2 || _dom==1)
return _mac?frames(exdiv.id+'_if').document.body.offsetWidth
:frames(exdiv.id+'_if').document.body.scrollWidth;if(_dom==3)
return exdiv.document.width;return 0;}
function getExlHeight(exdiv){
if(_dom==4)
return exdiv.contentDocument.body.offsetHeight;if(_dom==2 || _dom==1)
return _mac?frames(exdiv.id+'_if').document.body.offsetHeight
:frames(exdiv.id+'_if').document.body.scrollHeight;if(_dom==3)
return exdiv.document.height;return 0;}
function setDivVisibility(div,visible){
if(_dom==4 || _dom==2 || _dom==1){
div.style.visibility=(visible)?'inherit':'hidden';return;}
if(_dom==3){
div.visibility      =(visible)?'inherit':'hide';return;}
}
function setDivVisibilities(divs,visible){
if(_dom==4 || _dom==2 || _dom==1){
for(var i=0; i<divs.length; i++)
divs[i].style.visibility=(visible)?'inherit':'hidden';}
if(_dom==3){
for(var i=0; i<divs.length; i++)
divs[i].visibility      =(visible)?'inherit':'hide';}
return divs;}
function setDivClip(div,top,right,bottom,left){
if(_dom==4 || _dom==2 || _dom==1){
div.style.clip='rect('+top+'px '+right+'px '+bottom+'px '+left+'px)';return;}
if(_dom==3){
div.clip.top   =top;   div.clip.right=right;div.clip.bottom=bottom;div.clip.left =left;return;}
}
function writeDivHTML(div,op,cl){
var s='';for(var i=3; i<arguments.length; i++) s+=arguments[i];if(_dom==4){
if(op){ while(div.hasChildNodes()) div.removeChild(div.lastChild); }
var range=document.createRange();range.selectNodeContents(div);range.collapse(true);var cf=range.createContextualFragment(s);div.appendChild(cf);return;}
if(_dom==2 || _dom==1){
if(op)   div.innerHTML='';if(_mac&&!_ie512) div.innerHTML+=s;else     div.insertAdjacentHTML('BeforeEnd',s);return;}
if(_dom==3){
if(op) div.document.open('text/html','replace');div.document.write(s);if(cl) div.document.close();return;}
}
function setDivBackgroundColor(div,color){
if(color==null) color='transparent';if(_dom==3) div.bgColor=color;else        div.style.backgroundColor=color;}
function setDivBackgroundImage(div,url){
if(_dom==3) div.background.src=url?url:null;else        div.style.backgroundImage=url?('url('+url+')'):'none';}
function setDivZIndex(div,order){
if(_dom==4 || _dom==2 || _dom==1){
div.style.zIndex=order;return;}
if(_dom==3){
div.zIndex      =order;return;}
}
function setDivStyleAttribute(div,nm,value){
if(_dom!=0 && _dom!=3) eval('div.style.'+nm+'=value');return div;}
function changeExlURL(exdiv,url){
if(_dom==4){
exdiv.setAttribute('src',url);return;}
if(_dom==2 || _dom==1){
    frames(exdiv.id+'_if').location.replace(url);
return;}
if(_dom==3){
exdiv.load(url,exdiv.clip.width);return;}
return;}
function getLeftFromEvent(e){
if(_dom==4)          return e.clientX+window.scrollX;if(_dom==2||_dom==1) return document.body.scrollLeft+window.event.clientX;if(_dom==3)          return e.pageX;return 0;}
function getTopFromEvent(e){
if(_dom==4)          return e.clientY+window.scrollY;if(_dom==2||_dom==1) return document.body.scrollTop+window.event.clientY;if(_dom==3)          return e.pageY;return 0;}



function init_slider(){
  // - Slider -----------------------------------------
  //начальное значение берется из скрытого поля hiddenField формы hiddenField. 
  var defaultSliderValue = document.hiddenForm.v.value;
  
  mySlider = new Bs_Slider();

	//инициализация
  mySlider.width         = 109;
  mySlider.height        = 38;
  mySlider.minVal        = 1;
  mySlider.maxVal        = 99;
  mySlider.valueDefault  = defaultSliderValue;
  mySlider.valueInterval = 1;
  mySlider.imgDir   = '/i/slider/';
  
	//иконка слайдера
  mySlider.setSliderIcon('slider.gif', 9, 38);
  //смещение слайдера, чтобы он начинался от крайней правой полоски
  mySlider.moveX =3;
	//использовать поле ввода/вывода
  mySlider.useInputField = 2;
  //стиль формы ввода
  mySlider.styleValueFieldClass = "sliderInput";
  //стиль div'a, в котором лежит слайдер.
  mySlider.styleContainerClass = "sliderContainer";
//отрисовка слайдера в блоке с id=sliderDiv1 
  mySlider.draw('sliderDiv1');
  }

function SetObject(str) 
{
	currentObject=str;
//	alert(currentObject);
}


/********************************************************************************************
* BlueShoes Framework; This file is part of the php application framework.
* NOTE: This code is stripped (obfuscated). To get the clean documented code goto 
*       www.blueshoes.org and register for the free open source *DEVELOPER* version or 
*       buy the commercial version.
*       
*       In case you've already got the developer version, then this is one of the few 
*       packages/classes that is only available to *PAYING* customers.
*       To get it go to www.blueshoes.org and buy a commercial version.
* 
* @copyright www.blueshoes.org
* @author    Samuel Blume <sam at blueshoes dot org>
* @author    Andrej Arn <andrej at blueshoes dot org>
*/
_grabObj = null;
var currentObject = "none";

function EventCtrl(div)
{
	this.div   = div;
	this.type  = ''; 
	this.mask  = 0;
	this.pageX = 0;  
	this.pageY = 0;
}

EventCtrl.prototype.linkCtrl = function(obj)
	{
		if (obj && !obj.eventCtrl) obj.eventCtrl=this;
		return this;
	}
EventCtrl.prototype.setThreshold = function(threshold)
	{
		this.threshold = threshold;
		return this;
	}
	
function getCtrlFromElementIE(el,tagName)
{
	for(;el;el=el.parentElement)
		if ((tagName==null || el.tagName==tagName) && el.eventCtrl)
		{
			return el.eventCtrl;
		}
	return null;
}
		
function getCtrlFromEventIE(e,tagName)
{
	var ctrl=_grabObj;
	var event=window.event;
	var fromCtrl, toCtrl;
	if (ctrl==null)
	{
		var mask=0, type=event.type;
		switch(type)
			{
				case 'mouseover':
					fromCtrl = getCtrlFromElementIE(event.fromElement,tagName);
					toCtrl   = getCtrlFromElementIE(event.toElement,  tagName);
					if(fromCtrl!=toCtrl) ctrl=toCtrl;if(!ctrl || (ctrl.mask&1)==0) ctrl=null;
					break;
				case 'mouseout':
					fromCtrl = getCtrlFromElementIE(event.fromElement,tagName);
					toCtrl   = getCtrlFromElementIE(event.toElement,  tagName);
					if(fromCtrl!=toCtrl) ctrl=fromCtrl;
					if(!ctrl || (ctrl.mask&1)==0) ctrl=null;
					break;
				case 'mousedown':
				case 'mousemove':
				case 'mouseup':
					ctrl = getCtrlFromElementIE(event.srcElement,tagName);
					if(ctrl && (ctrl.mask&2)!=0) break;
				default: 
					ctrl=null; 
					break;
			}
	}
	if(ctrl)
	{
		ctrl.pageX = document.body.scrollLeft+event.clientX;
		ctrl.pageY = document.body.scrollTop +event.clientY;
		ctrl.type  = event.type;
	}
	return ctrl;
}

function getCtrlFromEventNN4(e,tagName)
{
	var ctrl=_grabObj;
	if(ctrl==null) ctrl=e.target.eventCtrl;if(ctrl)
	{
		var mask=0;
		switch(e.type)
		{
			case 'mouseover': case 'mouseout':
			mask|=1; break;case 'mousedown': case 'mousemove': case 'mouseup':
			mask|=2; break;
		}
		if((ctrl.mask&mask)!=0)
		{
			trl.pageX = e.pageX; 
			ctrl.pageY = e.pageY;
			ctrl.type  = e.type;
		} else ctrl=null;
	}
	return ctrl;
}
function getCtrlFromEventMz(e,tagName)
{
	var ctrl=_grabObj;
	if(ctrl==null)
	{
		for(var t=e.target; t!=null; t=t.parentNode)
			{
				if((  tagName==null
					||(t.nodeType==Node.ELEMENT_NODE && t.tagName==tagName))
					&& ('undefined' != typeof(t.eventCtrl)) )
					{
						ctrl=t.eventCtrl;
						break;
					}
			}
	}
	if(ctrl)
	{
		ctrl.pageX = e.clientX+window.scrollX;
		ctrl.pageY = e.clientY+window.scrollY;
		ctrl.type  = e.type;
	}
	return ctrl;
}

function getCtrlFromEventNop(e,tagName){ return null; }

getCtrlFromEvent = (_dom==1 || _dom==2) ? getCtrlFromEventIE:
(_dom==3 ? getCtrlFromEventNN4:
	(_dom==4 ? getCtrlFromEventMz: getCtrlFromEventNop)
);

function ech_mouseover(e)
{
	var ctrl = getCtrlFromEvent(e,null);
	if(ctrl && ctrl.mouseover && !ctrl.mouseoverState)
	{
		ctrl.mouseoverState = true;
		if(ctrl.mouseover) ctrl.mouseover(ctrl,ctrl.mouseoverClient);
	}
}
function ech_mouseout(e)
{
	var ctrl = getCtrlFromEvent(e,null);
	if(ctrl && ctrl.mouseover && ctrl.mouseoverState)
		{
			ctrl.mouseoverState = false;
			if(ctrl.mouseout) ctrl.mouseout(ctrl,ctrl.mouseoutClient);
		}
}
function ech_mousedown(e)
{
	var ctrl = getCtrlFromEvent(e,null);
	if(ctrl && !ctrl.dragging)
	{
		_grabObj = ctrl;
		ctrl.dragging=true; 
		ctrl.dragged = false;
		ctrl.startX = ctrl.curX = ctrl.pageX;
		ctrl.startY = ctrl.curY = ctrl.pageY;
		if(ctrl.mousedown) 
			ctrl.mousedown(ctrl,ctrl.mousedownClient);
		return false;
	}
	return true;
}

function ech_mousemove(e)
{
	var ctrl = getCtrlFromEvent(e,null);
	if (ctrl && ctrl.dragging)
	{
		if (ctrl.curX!=ctrl.pageX || ctrl.curY!=ctrl.pageY)
		{
			if (Math.abs(ctrl.pageX-ctrl.startX)>ctrl.threshold || Math.abs(ctrl.pageY-ctrl.startY)>ctrl.threshold)
				ctrl.dragged = true;
			if(ctrl.mousemove) ctrl.mousemove(ctrl,ctrl.mousemoveClient);
			ctrl.curX = ctrl.pageX; 
			ctrl.curY = ctrl.pageY;
		}
		return false;
	}
	return true;
}

function ech_mouseup(e)
{
	var ctrl = getCtrlFromEvent(e,null);
	if(ctrl && ctrl.dragging)
	{
		_grabObj = null; 
		ctrl.dragging = false;
		if(ctrl.mouseup) ctrl.mouseup(ctrl,ctrl.mouseupClient);
		if(!ctrl.dragged && ctrl.mouseclick)
			ctrl.mouseclick(ctrl,ctrl.mouseclickClient);
		ctrl.curX = ctrl.pageX; 
		ctrl.curY = ctrl.pageY;
		return false;
	}
	return true;
}
function ech_attachMouseOverOut(div,ovrf,ovrc,outf,outc)
{
	if(!div.eventCtrl) div.eventCtrl = new EventCtrl(div);
	var ctrl = div.eventCtrl;
	ctrl.mouseoverState = false;
	ctrl.mouseover  = ovrf; 
	ctrl.mouseoverClient = ovrc;
	ctrl.mouseout   = outf; 
	ctrl.mouseoutClient  = outc;
	div.onmouseover = ech_mouseover;
	div.onmouseout  = ech_mouseout;
	ctrl.mask|=1;
	return ctrl;
}

function ech_detachMouseOverOut(div)
{
	var ctrl = div.eventCtrl;
	if(ctrl)
		{
			ctrl.div.onmouseover = null;
			ctrl.div.onmouseout  = null;
			ctrl.mask=~1;
		}
}

function ech_attachMouseDrag(div,dwnf,dwnc,movf,movc,upf,upc,clkf,clkc)
{
	var doc;
	if(_dom==1||_dom==2)
	{
		doc = div;
		doc.onmousedown = ag_mousedown;
		document.onmousemove = ag_mousemove;
		document.onmouseup   = ag_mouseup;
	} else if(_dom==3)
	{
		doc = div.document;
		doc.onmousedown = ag_mousedown;
		doc.onmousemove = ag_mousemove;
		doc.onmouseup   = ag_mouseup;
		doc.captureEvents(Event.MOUSEDOWN|Event.MOUSEMOVE|Event.MOUSEUP);
	} else if(_dom==4)
	{
		doc = div;
		div.onmousedown = ag_mousedown;
		document.body.onmousemove = ag_mousemove;
		document.body.onmouseup   = ag_mouseup;
	} else return null;
	if(!doc.eventCtrl) doc.eventCtrl = new EventCtrl(div);
	var ctrl=doc.eventCtrl;
	ctrl.dragging  = false; 
	ctrl.dragged   = false;
	ctrl.startX    = 0;     
	ctrl.startY    = 0;
	ctrl.curX      = 0;
	ctrl.curY      = 0;
	ctrl.mousedown = dwnf;
	ctrl.mousedownClient = dwnc;
	ctrl.mousemove = movf;
	ctrl.mousemoveClient = movc;
	ctrl.mouseup   = upf;
	ctrl.mouseupClient = upc;
	ctrl.mouseclick = clkf;
	ctrl.mouseclickClient = clkc;
	ctrl.threshold = 5;
	ctrl.mask|=2;
	return ctrl;
}

function ech_detachMouseDrag(div)
{
	var ctrl = null;
	if(_dom==1||_dom==2)
	{
		ctrl=div.eventCtrl;
		if(ctrl) ctrl.div.onmousedown=null;
	} else if(_dom==3)
	{
		ctrl = div.document.eventCtrl;
		if(ctrl)
		{
			var doc = ctrl.div.document;
			doc.releaseEvents(Event.MOUSEDOWN|Event.MOUSEMOVE|Event.MOUSEUP);
			doc.onmousedown = null;
			doc.onmousemove = null;
			doc.onmouseup   = null;
		}
	} else if(_dom==4)
	{
		ctrl = div.eventCtrl;
		if(ctrl) ctrl.div.onmousedown=null;
	}
	if(ctrl) ctrl.mask&=~2;
}

function ag_mousedown (e) 
{
	switch (currentObject) 
	{
			case "slider": ech_mousedown(e);break;
			case "draggableLayer":  engage(e);break;
	}
	
}

function ag_mousemove (e) 
{
	switch (currentObject) 
	{
			case "slider": ech_mousemove(e);break;
			case "draggableLayer":  dragIt(e);break;
	}
	
}

function ag_mouseup(e) 
{
	switch (currentObject) 
	{
			case "slider": ech_mouseup(e);break;
			case "draggableLayer":  release(e);break;
	}
	
}


/********************************************************************************************
* BlueShoes Framework; This file is part of the php application framework.
* NOTE: This code is stripped (obfuscated). To get the clean documented code goto 
*       www.blueshoes.org and register for the free open source *DEVELOPER* version or 
*       buy the commercial version.
*       
*       In case you've already got the developer version, then this is one of the few 
*       packages/classes that is only available to *PAYING* customers.
*       To get it go to www.blueshoes.org and buy a commercial version.
* 
* @copyright www.blueshoes.org
* @author    Samuel Blume <sam at blueshoes dot org>
* @author    Andrej Arn <andrej at blueshoes dot org>
*/
function bsFormToggleCheckbox(formName, fieldName) {
if (document.forms[formName].elements[fieldName].checked) {
document.forms[formName].elements[fieldName].checked = false;} else {
document.forms[formName].elements[fieldName].checked = true;}
}
function bsFormToggleContainer(containerName) {
if (document.all[containerName].style.display == "none") {
document.all[containerName].style.display = "";} else {
document.all[containerName].style.display = "none";}
}
function bsFormCheckMail(url, fieldObj, checkType) {
var fieldName = fieldObj.name;var fieldID   = fieldObj.id;var email     = fieldObj.value;var iFrameObj = document.getElementById('bsMailCheck' + fieldName);url += "?email=" + email + "&checkType=" + checkType;var zeit = new Date();url += "&random=" + zeit.getMilliseconds();iFrameObj.src = url;}
function bsFormJumpToFirstError(fieldName, formName, doSelect) {
if (document.forms[formName].elements[fieldName]) {
if (doSelect && (document.forms[formName].elements[fieldName].value != '')) {
if (document.forms[formName].elements[fieldName].select) {
document.forms[formName].elements[fieldName].select();}
}
if (document.forms[formName].elements[fieldName].focus) {
document.forms[formName].elements[fieldName].focus();}
}
}
function bsFormEnterSubmit(ev, myForm) {
var ev = ('object' == typeof(window.event)) ? window.event : ev;if (ev && ev.keyCode == 13) {
myForm.submit();}
return true;}
function bsFormNoEnter(ev) {
var ev = ('object' == typeof(window.event)) ? window.event : ev;if (ev) return (ev.keyCode != 13);return true;}
function bsFormEnterToTab(ev) {
ev = ('object' == typeof(window.event)) ? window.event : ev;if (ev && ev.keyCode == 13) ev.keyCode = 9;return true;}
function bsFormHandleEnter(ev, functionName) {
var ev = ('object' == typeof(window.event)) ? window.event : ev;if (ev && ev.keyCode == 13) {
return eval(functionName + '();');}
return true;}
function bsFormFieldSetFocusAndSelect(field, force) {
if (typeof(field) == 'string') {
field = document.getElementById(field);}
if (!field) return false;try {
if (force || !field.hasFocus) {
field.focus();field.select();}
} catch (e) {
return false;}
return true;}
function bsFormDoHiddenSubmit(exitScreen, exitAction, nextScreen, nextAction, dataHash, submitToAction) {
var formOutArray =  new Array();var ii=0;formOutArray[ii++] = '<form name="smSubmitForm" action="' + submitToAction + '" method="post">';formOutArray[ii++] = '<input type="hidden" name="bs_todo[nextScreen]" value="' + nextScreen + '">';formOutArray[ii++] = '<input type="hidden" name="bs_todo[exitScreen]" value="' + exitScreen + '">';switch (typeof(nextAction)) {
case 'string':
formOutArray[ii++] = '<input type="hidden" name="bs_todo[nextAction]" value="' + nextAction + '">';break;case 'object':
for (var key in nextAction) {
formOutArray[ii++] = '<input type="hidden" name="bs_todo[nextAction][' + key + ']" value="' + nextAction[key] + '">';}
default:
}
switch (typeof(exitAction)) {
case 'string':
formOutArray[ii++] = '<input type="hidden" name="bs_todo[exitAction]" value="' + exitAction + '">';break;case 'object':
for (var key in exitAction) {
formOutArray[ii++] = '<input type="hidden" name="bs_todo[exitAction][' + key + ']" value="' + exitAction[key] + '">';}
default:
}
dataHash = _recursiveObj2Hash(dataHash);for (var matrixStr in dataHash) {
if (typeof(dataHash[matrixStr]) == 'function') continue;var valStr = bs_filterForHtml(dataHash[matrixStr] + '');formOutArray[ii++] = '<input type="hidden" name="' + "bs_todo[dataHash]" + matrixStr + '" value="' + valStr +  '">';}
formOutArray[ii++] = '</form>';var body = document.getElementsByTagName('body').item(0);body.innerHTML = formOutArray.join('');var form = document.smSubmitForm;form.submit();}
function _recursiveObj2Hash(aObject, matrixStr, flatObjHash) {
if (!flatObjHash) {
flatObjHash = new Object();matrixStr = '';}
if (typeof(aObject) != 'object') {
flatObjHash[matrixStr] = aObject;} else {
for (var key in aObject) {
var newMatrixStr = matrixStr + '['+key+']';_recursiveObj2Hash(aObject[key], newMatrixStr, flatObjHash);}
}
return flatObjHash;}


/********************************************************************************************
* BlueShoes Framework; This file is part of the php application framework.
* NOTE: This code is stripped (obfuscated). To get the clean documented code goto 
*       www.blueshoes.org and register for the free open source *DEVELOPER* version or 
*       buy the commercial version.
*       
*       In case you've already got the developer version, then this is one of the few 
*       packages/classes that is only available to *PAYING* customers.
*       To get it go to www.blueshoes.org and buy a commercial version.
* 
* @copyright www.blueshoes.org
* @author    Samuel Blume <sam at blueshoes dot org>
* @author    Andrej Arn <andrej at blueshoes dot org>
*/
if (!Bs_Objects) {var Bs_Objects = [];};function Bs_Slider(theFieldnamePrefix) {
this._objectId;this.fieldName;this._disabled = false;this.direction       = 0;this.width           = 100;this.height          = 20;this.minVal          = 0;this.maxVal          = 100;this.valueDefault      = 0;this.arrowAmount     = 1;this.colorbar;this.baseZindex      = 1000;this.moveX = 0;this.moveY = 0;this.imgBasePath;this.imgDir  = '/_bsJavascript/components/slider/img/';this._bgImgSrc;this._bgImgRepeat;this._sliderImgSrc;this._sliderImgWidth;this._sliderImgHeight;this.styleContainerClass;this.styleValueFieldClass = 'smalltxt spanSliderField';this.styleValueTextClass  = 'smalltxt spanSliderText';this.bgColor;this._arrowIconLeftSrc;this._arrowIconLeftWidth   = 0;this._arrowIconLeftHeight  = 0;this._IconLeftCssStyle  = 0;this._arrowIconRightSrc;this._arrowIconRightWidth  = 0;this._arrowIconRightHeight = 0;this._IconRightCssStyle  = 0;this.valueInterval   = 1;this.useInputField = 2;this.inputTextFieldEvent = 'over';this.ctrl;this._valueInternal;this._display         = 2;this._arrowLeftContainerId;this._arrowLeftContainerObj;this._arrowLeftIconId;this._arrowLeftIconObj;this._arrowRightContainerId;this._arrowRightContainerObj;this._arrowRightIconId;this._arrowRightIconObj;this._valueContainerId;this._valueContainerObj;this._handleId;this._handleObj;this._valueFieldId;this._valueFieldObj;this._valueTextId;this._valueTextObj;this._slideBarId;this._slideBarObj;this._colorbarId;this._colorbarObj;this._posUpperLeftX;this._posUpperLeftY;this._posSlideStart;this._posSlideEnd;this._slideWidth;this._attachedEvents;this.eventOnChange;this.slideStartCB;this.slideMoveCB;this.slideEndCB;this._constructor = function(theFieldnamePrefix) {
this._id = Bs_Objects.length;Bs_Objects[this._id] = this;this._objectId = "Bs_Slider_"+this._id;this.objectName = this._objectId;if (typeof(theFieldnamePrefix) == 'string') {
this.fieldName = theFieldnamePrefix + '_value';this.objectName = theFieldnamePrefix;}
}
this._checkup = function() {
if (typeof(this.minVal)     == 'undefined') this.minVal     = 0;if (typeof(this.maxVal)     == 'undefined') this.maxVal     = 10;if (typeof(this.valueDefault) == 'undefined') this.valueDefault = this.minVal;this._valueInternal = this.valueDefault;if (typeof(this.imgBasePath) == 'string')  this.imgDir = this.imgBasePath;}
this.render = function(tagId) {
this._checkup();this._containerId  = 'co'  + tagId;this._handleId     = 'po'  + tagId;this._arrowLeftContainerId  = 'alc'  + tagId;this._arrowLeftIconId  = 'ali'  + tagId;this._arrowRightContainerId = 'arc'  + tagId;this._arrowRightIconId  = 'ari'  + tagId;this._valueContainerId = 'vc'  + tagId;this._valueFieldId = 'vf'  + tagId;if (typeof(this.fieldName) == 'undefined') this.fieldName = tagId + '_value';this._valueTextId  = 'vt'  + tagId;this._slideBarId   = 'bar' + tagId;this._colorbarId   = 'cb'  + tagId;var divWidth  = this.width;var divHeight = this.height;var completeWidth = this.width + this._arrowIconLeftWidth + this._arrowIconRightWidth + this._sliderImgWidth +15;var out      = new Array();var outI     = 0;var localOffset = 0;out[outI++] = '<div id="' + this._containerId + '"';if (this.styleContainerClass) {
out[outI++] = ' class="' + this.styleContainerClass + '"';}
out[outI++] = ' style="position:relative;';if (this._display == 0) {
out[outI++] = ' display:none;';} else if (this._display == 1) {
out[outI++] = ' visibility:hidden;';}
out[outI++] = '">';out[outI++] = '<div style="position:absolute; left:' + this.moveX + '; top:' + this.moveY + ';">';out[outI++] = '<div style="position:absolute; display:none; z-index:5000;" id="' + this._handleId     + '">';out[outI++] = '<img class=h name="bsslidericonname" src="' + this.imgDir + this._sliderImgSrc + '" border=0 width=' + this._sliderImgWidth + ' height=' + this._sliderImgHeight + '>';out[outI++] = '</div>';if ((this.arrowAmount > 0) && this._arrowIconLeftSrc) {
out[outI++] = '<div id="' + this._arrowLeftContainerId + '" style="position:absolute; left:' + localOffset + '; top:0;">';out[outI++] = '<a href="javascript:void(false);" onClick="Bs_Objects['+this._id+'].onChangeByArrow(false); return false;">';out[outI++] = '<img id="' + this._arrowLeftIconId + '" src="' + this.imgDir + this._arrowIconLeftSrc + '" border="0" width="' + this._arrowIconLeftWidth + '" height="' + this._arrowIconLeftHeight + '"';if (typeof(this.arrowIconLeftCssStyle) != 'undefined') {
out[outI++] = ' style="' + this.arrowIconLeftCssStyle + '"';}
out[outI++] = '>';out[outI++] = '</a></div>';localOffset += this._arrowIconLeftWidth;}
if (this.colorbar) {
out[outI++] = '<div id="' + this._colorbarId + '" onClick="Bs_Objects['+this._id+'].onChangeByClick(event);"';if (this.colorbar['cssClass']) {
out[outI++] = ' class="' + this.colorbar['cssClass'] + '"';}
out[outI++] = ' style="position:absolute; z-index:4000; width:0;';if ('undefined' != typeof(this.colorbar['color'])) {
out[outI++] = ' background-color:' + this.colorbar['color'] + ';';} else if ('undefined' == typeof(this.colorbar['cssClass'])) {
out[outI++] = ' background-color:orange;';}
if ('undefined' != typeof(this.colorbar['offsetLeft'])) {
out[outI++] = ' left:' + (localOffset + this.colorbar['offsetLeft']) + ';';}
if ('undefined' != typeof(this.colorbar['offsetTop'])) {
out[outI++] = ' top:' + this.colorbar['offsetTop'] + ';';}
if ('undefined' != typeof(this.colorbar['height'])) {
out[outI++] = ' height:' + this.colorbar['height'] + ';';}
out[outI++] = '">';out[outI++] = '<img src="/_bsImages/spacer.gif" class=hand width="1" height="5"></div>';}
out[outI++] = '<div id="' + this._slideBarId + '" onClick="Bs_Objects['+this._id+'].onChangeByClick(event);" style="position:absolute; left:' + localOffset + '; top:0; width:' + this.width + '; height: ' + divHeight + '; clip:rect(0 ' + divWidth + '  ' + divHeight + ' 0);';if (this.bgColor) {
out[outI++] = 'background-color:' + this.bgColor + '; layer-background-color:' + this.bgColor + ';';}
if (this._bgImgSrc) {
out[outI++] = ' background: url(' + this.imgDir + this._bgImgSrc + ') ' + this._bgImgRepeat + ';';}
out[outI++] = '"></div>';localOffset += this.width;if ((this.arrowAmount > 0) && this._arrowIconRightSrc) {
out[outI++] = '<div id="' + this._arrowRightContainerId + '" style="position:absolute; left:' + localOffset + '; top:0;">';out[outI++] = '<a href="javascript:void(false);" onClick="Bs_Objects['+this._id+'].onChangeByArrow(true); return false;">';out[outI++] = '<img id="' + this._arrowRightIconId + '" src="' + this.imgDir + this._arrowIconRightSrc + '" border="0" width="' + this._arrowIconRightWidth + '" height="' + this._arrowIconRightHeight + '"';if (typeof(this.arrowIconRightCssStyle) != 'undefined') {
out[outI++] = ' style="' + this.arrowIconRightCssStyle + '"';}
out[outI++] = '>';out[outI++] = '</a></div>';localOffset += this._arrowIconRightWidth;}
var styleValueFieldClass = (this.styleValueFieldClass) ? ' class="' + this.styleValueFieldClass + '"' : '';var styleValueTextClass  = (this.styleValueTextClass)  ? ' class="' + this.styleValueTextClass  + '"' : '';out[outI++] = '<div id="' + this._valueContainerId + '" style="position:absolute; left:' + localOffset + '; top:0px;">';if (this.useInputField == 1) {
out[outI++] = '<span' + styleValueTextClass + ' id="' + this._valueTextId + '">' + this.valueDefault  + '</span>';out[outI++] = '<input type="hidden" name="' + this.fieldName + '" id="' + this._valueFieldId + '" value="' + this.valueDefault + '">';} else if (this.useInputField == 2) {
out[outI++] = '<input maxlength=2 type="text"' + styleValueFieldClass + ' name="' + this.fieldName + '" id="' + this._valueFieldId + '" value="' + this.valueDefault + '" size="2"';if (styleValueFieldClass == '') {
out[outI++] = ' style="vertical-align:text-top; width:30; height:' + this.height + ';"';}
out[outI++] = ' onKeyUp="Bs_Objects['+this._id+'].onChangeByInput(this.value, false);" onBlur="Bs_Objects['+this._id+'].onChangeByInput(this.value, true);">';} else if (this.useInputField == 3) {
out[outI++] = '<input maxlength=2 type="text"' + styleValueFieldClass + ' name="' + this.fieldName + '" id="' + this._valueFieldId + '" value="' + this.valueDefault + '" size="2"';if (styleValueFieldClass == '') {
out[outI++] = ' style="display:none; vertical-align:text-top; width:30; height:' + this.height + ';"';} else {
out[outI++] = ' style="display:none;"';}
out[outI++] = ' onKeyUp="Bs_Objects['+this._id+'].onChangeByInput(this.value, false);" onBlur="var _bss = Bs_Objects['+this._id+']; _bss.onChangeByInput(this.value, true); _bss.textboxEdit(false)">';out[outI++] = '<span' + styleValueTextClass + ' style="" id="' + this._valueTextId   + '" ';if (this.inputTextFieldEvent == 'click') {
out[outI++] = 'onClick="Bs_Objects['+this._id+'].textboxEdit(true);"';} else {
out[outI++] = 'onMouseOver="Bs_Objects['+this._id+'].textboxEdit(true);"';}
out[outI++] = '>' + this.valueDefault  + '</span>';} else {
out[outI++] = '<input type="hidden" name="' + this.fieldName + '" id="' + this._valueFieldId + '" value="' + this.valueDefault + '">';}
out[outI++] = '</div>';out[outI++] = '</div>';out[outI++] = '</div>';document.getElementById(tagId).innerHTML = out.join('');this._containerObj  = document.getElementById(this._containerId);this._handleObj    = document.getElementById(this._handleId);this._valueContainerObj      = document.getElementById(this._valueContainerId);this._arrowLeftContainerObj  = document.getElementById(this._arrowLeftContainerId);this._arrowLeftIconObj       = document.getElementById(this._arrowLeftIconId);this._arrowRightContainerObj = document.getElementById(this._arrowRightContainerId);this._arrowRightIconObj      = document.getElementById(this._arrowRightIconId);this._valueFieldObj = document.getElementById(this._valueFieldId);this._valueTextObj  = document.getElementById(this._valueTextId);this._slideBarObj   = document.getElementById(this._slideBarId);this._colorbarObj   = document.getElementById(this._colorbarId);this._posSlideStart = getDivLeft(this._slideBarObj);this._slideWidth    = this.width - this._sliderImgWidth;this._posSlideEnd   = this._posSlideStart + this._slideWidth;this._currentRelSliderPosX = this._posSlideStart;if (this.valueDefault > this.minVal) {
var hundertPercent = this.maxVal - this.minVal;var myPercent      = (this.valueDefault-this.minVal) * 100 / hundertPercent;this._currentRelSliderPosX += (myPercent * this._slideWidth / 100);this._updateColorbar(this._currentRelSliderPosX);}
this._handleObj.style.left = this._currentRelSliderPosX;this._handleObj.style.display = 'block';temp = ech_attachMouseDrag(this._handleObj,this.slideStart,null,this.slideMove,null,this.slideEnd,null,null,null);temp = temp.linkCtrl(getDivImage('','bsslidericonname'));this.ctrl           = temp;this.ctrl.sliderObj = this;var x = getDivLeft(this._handleObj);var y = getDivTop(this._handleObj);y = 0;if (this.direction == 0) {
this.ctrl.minX = this._posSlideStart;this.ctrl.maxX = this._posSlideEnd;this.ctrl.minY = y; this.ctrl.maxY = y;} else {
alert('not implemented');}
}
this.drawInto = function(tagId) {
this.render(tagId);if (this._disabled) this.setDisabled(true);}
this.draw = function(tagId) {
this.render(tagId);if (this._disabled) this.setDisabled(true);}
this.attachEvent = function(trigger, yourEvent) {
if (typeof(this._attachedEvents) == 'undefined') {
this._attachedEvents = new Array();}
if (typeof(this._attachedEvents[trigger]) == 'undefined') {
this._attachedEvents[trigger] = new Array(yourEvent);} else {
this._attachedEvents[trigger][this._attachedEvents[trigger].length] = yourEvent;}
}
this.hasEventAttached = function(trigger) {
return (this._attachedEvents && this._attachedEvents[trigger]);}
this.fireEvent = function(trigger) {
if (this._attachedEvents && this._attachedEvents[trigger]) {
var e = this._attachedEvents[trigger];if ((typeof(e) == 'string') || (typeof(e) == 'function')) {
e = new Array(e);}
for (var i=0; i<e.length; i++) {
if (typeof(e[i]) == 'function') {
e[i](this);} else if (typeof(e[i]) == 'string') {
eval(e[i]);}
}
}
}
this.attachOnChange = function(functionName) {
this.eventOnChange = functionName;}
this.attachOnSlideStart = function(functionName) {
this.slideStartCB = functionName;}
this.attachOnSlideMove = function(functionName) {
this.slideMoveCB = functionName;}
this.attachOnSlideEnd = function(functionName) {
this.slideEndCB = functionName;}
this.attachOnArrow = function(functionName) {
this.eventOnArrow = functionName;}
this.attachOnInputChange = function(functionName) {
this.eventOnInputChange = functionName;}
this.attachOnInputBlur = function(functionName) {
this.eventOnInputBlur = functionName;}
this.setSliderIcon = function(imgName, width, height) {
this._sliderImgSrc    = imgName;this._sliderImgWidth  = width;this._sliderImgHeight = height;}
this.setArrowIconLeft = function(imgName, width, height) {
this._arrowIconLeftSrc    = imgName;this._arrowIconLeftWidth  = width;this._arrowIconLeftHeight = height;}
this.setArrowIconRight = function(imgName, width, height) {
this._arrowIconRightSrc    = imgName;this._arrowIconRightWidth  = width;this._arrowIconRightHeight = height;}
this.setBackgroundImage = function(src, repeat) {
this._bgImgSrc        = src;this._bgImgRepeat     = repeat;}
this.setDisplay = function(display) {
this._display = display;if (this._containerObj) {
switch (display) {
case 0:
this._containerObj.style.display = 'none';break;case 1:
this._containerObj.style.visibility = 'hidden';break;case 2:
this._containerObj.style.visibility = 'visible';this._containerObj.style.display = 'block';break;default:
}
}
}
this.setDisabled = function(b) {
if (typeof(b) == 'undefined') b = !this._disabled;if (b) {
var filter = 'progid:DXImageTransform.Microsoft.BasicImage(grayScale=1); progid:DXImageTransform.Microsoft.BasicImage(opacity=.5)';var cursor = 'default';} else {
var filter = null;var cursor = 'hand';}
var t = new Array(
this._containerId, this._arrowLeftContainerId, this._arrowRightContainerId,
this._valueFieldId, this._valueTextId,
this._slideBarId, this._colorbarId, this._handleId
);for (var i=0; i<t.length; i++) {
var elm = document.getElementById(t[i]);if (elm != null) elm.style.filter = filter;}
var elm = document.getElementById(this._arrowLeftIconId);if (elm != null) elm.style.cursor = cursor;var elm = document.getElementById(this._arrowRightIconId);if (elm != null) elm.style.cursor = cursor;var elm = document.getElementById(this._valueFieldId);if (elm != null) elm.disabled = b;this._disabled = b;}
this.getValue = function() {
return this._valueInternal;}
this.getSliderPos = function() {
var absLeng = (this.direction==0) ? getDivLeft(this.ctrl.div) - this.ctrl.minX : getDivTop (this.ctrl.div) - this.ctrl.minY;var absRang = this.maxVal - this.minVal;return (absLeng * absRang/this._slideWidth) + this.minVal;}
this.onChangeBySlide = function() {
if (this._disabled) return;var newPos = this._getNewLocationFromCursor();var val = this._getValueByPosition(newPos);val = this._roundToGrid(val);if (val != this._valueInternal) {
this._valueInternal = val;this.updateHandle(newPos);this.updateValueField(val);this.updateValueText(val);this._updateColorbar(newPos);if ('undefined' != typeof(this.eventOnChange)) this.eventOnChange(this, val, newPos);this.fireEvent('onChange');}
}
this.onChangeByClick = function(event) {
if (this._disabled) return;var newPos = 0;if ('undefined' != typeof(event.offsetX)) {
newPos = event.offsetX + this._posSlideStart;} else if ('undefined' != typeof(event.layerX)) {
newPos = event.layerX + this._posSlideStart;} else {
return;}
var val = this._getValueByPosition(newPos);val = this._roundToGrid(val);if (val != this._valueInternal) {
this._valueInternal = val;this.updateHandle(newPos);this.updateValueField(val);this.updateValueText(val);this._updateColorbar(newPos);if ('undefined' != typeof(this.eventOnChange)) this.eventOnChange(this, val, newPos);this.fireEvent('onChange');}
}
this.onChangeByInput = function(val, isBlur) {
if (this._disabled) return;if (val == '') {
val = this.minVal;}
val = this._roundToGrid(val);var newPos = this._getPositionByValue(val);if (val != this._valueInternal) {
this._valueInternal = val;this.updateHandle(newPos);this._updateColorbar(newPos);if ('undefined' != typeof(this.eventOnChange)) this.eventOnChange(this, val, newPos);this.fireEvent('onChange');if (isBlur) {
this.updateValueField(val);this.updateValueText(val);}
} else if (isBlur) {
this.updateValueField(val);this.updateValueText(val);}
}
this.onChangeByArrow = function(leftOrRight) {
if (this._disabled) return;var val = parseFloat(this._valueInternal);if (leftOrRight) {
val += this.arrowAmount;} else {
val -= this.arrowAmount;}
val = this._roundToGrid(val);if (val != this._valueInternal) {
this._valueInternal = val;var newPos = this._getPositionByValue(val);this.updateHandle(newPos);this.updateValueField(val);this.updateValueText(val);this._updateColorbar(newPos);if ('undefined' != typeof(this.eventOnChange)) this.eventOnChange(this, val, newPos);this.fireEvent('onChange');}
}
this.setValue = function(val) {
val = this._roundToGrid(val);var newPos = this._getPositionByValue(val);if (val != this._valueInternal) {
this._valueInternal = val;this.updateHandle(newPos);this._updateColorbar(newPos);if ('undefined' != typeof(this.eventOnChange)) this.eventOnChange(this, val, newPos);this.fireEvent('onChange');this.updateValueField(val);this.updateValueText(val);}
}
this.onChangeByApi = function(val) {
this.setValue(val);}
this._updateColorbar = function(newPos) {
if (this._colorbarObj) {
var newWidth = newPos + this.colorbar['widthDifference'];if (newWidth < 0) newWidth = 0;this._colorbarObj.style.width = newWidth;}
}
this._getValueByPosition = function(pos) {
pos -= this.ctrl.minX;var hundertPercent = this.ctrl.maxX - this.ctrl.minX;var myPercent      = pos / hundertPercent;var val            = this.minVal + ((this.maxVal - this.minVal) * myPercent);return val;}
this._getPositionByValue = function(val) {
val = val - this.minVal;var hundertPercent = this.maxVal - this.minVal;var myPercent      = val / hundertPercent;var pos            = this.ctrl.minX + ((this.ctrl.maxX - this.ctrl.minX) * myPercent);return pos;}
this._roundToGrid = function(val) {
val = parseFloat(val);if (isNaN(val)) return this.minVal;val = Math.round(val / this.valueInterval) * this.valueInterval;val = Math.round(val*10000)/10000;if (val < this.minVal) val = this.minVal;if (val > this.maxVal) val = this.maxVal;return val;}
this._getNewLocationFromCursor = function() {
var ox = this._posEventSlideStartX;var oy = this._posEventSlideStartY;switch(this.direction) {
case 0:
var t = this.ctrl.pageX - ox;var x = parseInt(this._posObjSlideStartX) + t;if (x > this.ctrl.maxX) x = this.ctrl.maxX;if (x < this.ctrl.minX) x = this.ctrl.minX;return x;if (this.ctrl.pageX > this.ctrl.maxX) {
x=this.ctrl.maxX;} else if (this.ctrl.pageX < this.ctrl.minX) {
x=this.ctrl.minX;} else {
x = this.ctrl.pageX;if (x < this.ctrl.minX) x = this.ctrl.minX;if (x > this.ctrl.maxX) x = this.ctrl.maxX;}
return x;break;case 1:
if(this.ctrl.pageY>this.ctrl.maxY)      y=this.ctrl.maxY;else if(this.ctrl.pageY<this.ctrl.minY) y=this.ctrl.minY;else {
y+=this.ctrl.pageY-this.ctrl.curY;if(y<this.ctrl.minY) y=this.ctrl.minY;if(y>this.ctrl.maxY) y=this.ctrl.maxY;}
return y;break;}
}
this.updatePointer = function(newPos) {
this.updateHandle(newPos);}
this.updateHandle = function(newPos) {
this._currentRelSliderPosX = newPos;this.ctrl.div.style.left = newPos;return;switch(this.direction) {
case 0:
moveDivTo(this.ctrl.div, newPos, getDivTop(this.ctrl.div));break;case 1:
moveDivTo(this.ctrl.div, getDivTop(this.ctrl.div), newPos);break;}
}
this.updateValueField = function(val) {
if (this._valueFieldObj) {
this._valueFieldObj.value = val;}
}
this.updateValueText = function(val) {
if (this._valueTextObj) {
this._valueTextObj.innerHTML = val;}
}
this.arrowOnClick = function() {
}
this.onChange = function(val) {
this.setValue(val);}
this.updateInputBox = function(val) {
this.setValue(val);}
this.textboxEdit = function(editMode) {
if (this._disabled) return;if (editMode) {
if ('undefined' != typeof(this._valueFieldObj)) {
this._valueTextObj.style.display = 'none';this._valueFieldObj.style.display = 'block';bsFormFieldSetFocusAndSelect(this._valueFieldObj, false);}
} else {
if ('undefined' != typeof(this._valueTextObj)) {
this._valueFieldObj.style.display = 'none';this._valueTextObj.style.display  = 'block';}
}
}
this.slideMove = function(ctrl, client) {
ctrl.sliderObj.onChangeBySlide(ctrl);}
this.slideStart = function(ctrl,client) {
ctrl.sliderObj._posEventSlideStartX = ctrl.startX;ctrl.sliderObj._posEventSlideStartY = ctrl.startY;ctrl.sliderObj._posObjSlideStartX = ctrl.sliderObj._handleObj.style.left;ctrl.sliderObj._posObjSlideStartY = ctrl.sliderObj._handleObj.style.top;var pos = ctrl.sliderObj.getSliderPos();ctrl.sliderObj.setValue(pos);if ('undefined' != typeof(ctrl.sliderObj.slideStartCB)) {
ctrl.sliderObj.slideStartCB(ctrl.sliderObj, ctrl.sliderObj.getValue(), pos);}
}
this.slideEnd = function(ctrl,client){
var pos = ctrl.sliderObj.getSliderPos();if ('undefined' != typeof(ctrl.sliderObj.slideEndCB)) {
ctrl.sliderObj.slideEndCB(ctrl.sliderObj, ctrl.sliderObj.getValue(), pos);}
return;}
this._constructor(theFieldnamePrefix);}


Function.prototype.bind = function(object) {
    var method = this
    return function() {
        return method.apply(object, arguments) 
    }
}


var ag_server=Class.create();
var ag_server_static_connections = 0;
ag_server.prototype = {
initialize: function(){
    this._url		= "http://www.ag.ru/ajax/";
    this._code		= "";
    this._form		= "";
	this._method	= "get";
	this._param		= {}; 
	this._server_obj= {}; 
	this._client_obj= {}; 
	this._client_obj['handler'] = {}; 
	this._client_obj['data'] = {}; 
	this._error_message	= "";
	this._warning_message	= "";
	this._is_connected	= 0;
},

set_method: function(m){
	this._method = m;
},


form_serialize: function(form_id){
	this._form = Form.serialize(form_id);
},

set_url: function(p){
    this._url = p;
},

get: function(p){
	return this._server_obj[p];
},

data: function(p){
	return this._server_obj;
},

set_code: function(p){
    this._code = p;
},

add_handler: function(key,value){
	this._client_obj['handler'][key] = value;
},

on_complete: function(value){
	this._client_obj['handler']['on_complete'] = value;
},

on_load: function(value){
	this.on_complete(value);
},

set_param: function(key,value){
	this._param[key] = encodeURIComponent(value);
},

set_data: function(key,value){
	this._client_obj['data'][key] = value;
},

get_data: function(key){
	return this._client_obj['data'][key];
},

load: function(){
	this._client_obj['request'] = '';
	this._client_obj['exception'] = '';
	this._client_obj['json'] = '';
	ag_server_static_connections++;
	this._is_connected = 1;
	this.check_browser_connections();
	this.check_connections();
	var myAjax = new Ajax.Request(
		this._url, 
		{
			method: this._method, 
			parameters: this._param_string(), 
			onComplete: this._on_complete.bind(this),
			onFailure:  this._on_failure.bind(this),
			onException: this._on_exception.bind(this)
		}
	);
},

is_error: function(){
	return this._server_obj['is_error'];
},

error_text: function(){
	return this._server_obj['error_message'];
},

is_warning: function(){
	return this._server_obj['is_warning'];
},

warning_text: function(){
	return this._server_obj['warning_message'];
},


_on_complete: function(request,json){
	ag_server_static_connections--;
	this._is_connected = 0;
	this.check_browser_connections();
	this.check_connections();
	if (ag_server_static_connections < 0) ag_server_static_connections = 0;
	eval(request.responseText);
	this._client_obj['request'] = request;
	this._client_obj['json'] = json;
	if(this._server_obj['is_error']){
		this._error_message = this._server_obj['error_message'];
	}
	if(this._server_obj['is_warning']){
		this._warning_message = this._server_obj['warning_message'];
	}
	if(this._client_obj['handler']['on_complete']){
		this._client_obj['handler']['on_complete'](this,request,json);
	}
},

_on_failure: function(request){
	ag_server_static_connections--;
	this._is_connected = 0;
	this.check_browser_connections();
	this.check_connections();
	if (ag_server_static_connections < 0) ag_server_static_connections = 0;
	this._client_obj['request'] = request;
//	alert('Ошибка соединения с сервером');
},

_on_exception: function(request, exc){
	ag_server_static_connections--;
	this._is_connected = 0;
	this.check_browser_connections();
	this.check_connections();
	if (ag_server_static_connections < 0) ag_server_static_connections = 0;
	this._client_obj['request'] = request;
	this._client_obj['exception'] = exc;
//	alert("exception:\n"+exc.message+'\n'+request.responseText);
},

is_browser_connected: function(){
	return ag_server_static_connections;
},

browser_connections_count: function(){
	return ag_server_static_connections;
},

check_browser_connections: function(){
	if(this._client_obj['handler']['check_browser_connections']){
		this._client_obj['handler']['check_browser_connections'](this,this.browser_connections_count());
	}

},

check_connections: function(){
	if(this._client_obj['handler']['check_connections']){
		this._client_obj['handler']['check_connections'](this,this.is_connected());
	}

},

on_change_connection_count: function(value){
	this._client_obj['handler']['check_browser_connections'] = value;
},

on_change_connection: function(value){
	this._client_obj['handler']['check_connections'] = value;
},

is_connected: function(){
	return this._is_connected;
},

_param_string: function(){
	this._param_str = this._form;
	this._form = '';

	if (this._code != "") {
		this._param_str = this._param_str + "&code=" + this._code;
	}
	else{
		return this._fatal_error('Не задан необходимый параметр');
	}

	for (var key in this._param){
		this._param_str = this._param_str + "&" + key + "=" + this._param[key];
	}

	if(ag_csrf_token){
		this._param_str = this._param_str + "&.csrf=" + ag_csrf_token;
	}

	this._param_str = this._param_str + "&" + this._rand_tail();
	return this._param_str;
},

_fatal_error : function (msg)
{
	alert('[ag_server] '+msg);
},

_rand_tail: function ()
{
	return 'rand='+Math.random()+'12'+Math.random();
}

}



document.write("<div style=\"display:none;\" class=popfirst id=popnews onmouseout=\"popdown(event, this);\" onmouseover=\"cancel_queue();\" onclick=\"subnews.className='menuclick'; this.style.visibility='hidden';\">");
document.write("<table border=0 cellspacing=0 cellpadding=0 id=news_menu>");
document.write("<tr><td><img src=/i/0.gif class=bpics id=bnewpic></td></tr>");
document.write("<tr>");
document.write("<td width=100% class=bb id=nd_submenu_news>");
document.write("<a class=ml href=/news>за&nbsp;последние&nbsp;сутки</a>");
document.write("<a class=ml href=/news/0/3>за&nbsp;последние&nbsp;три дня</a>");
document.write("<a class=ml href=/news/0/7>за&nbsp;последнюю&nbsp;неделю</a>");
document.write("<a class=ml href=/news/0/m>за месяц</a>");
document.write("<a class=ml href=/news/archive>пыльный&nbsp;архив</a>");
document.write("<a class=ml href=/news/cats>категории новостей</a>");
document.write("</td>");
document.write("</tr>");
document.write("</table>");
document.write("</div>");
document.write("<div style=\"display:none;\" class=popuser id=poppers onmouseout=\"popdown(event, this);\" onmouseover=\"cancel_queue();\" onclick=\"this.style.visibility='hidden';\">");
document.write("<table border=0 cellspacing=0 cellpadding=0 id=pers_menu>");
document.write("<tr><td><img src=/i/0.gif class=bpics id=bperspic></td></tr>");
document.write("<tr>");
document.write("<td width=100% class=bb id=nd_submenu_pers>");
document.write("<a class=ml href=/user/security>ваша&nbsp;безопасность</a>");
document.write("<a class=ml href=/user/profile>личные&nbsp;данные</a>");
document.write("<a class=ml href=/user/settings>настройки&nbsp;ag</a>");
document.write("<a class=ml href=/user/game_scores><b class=maroon>ваши&nbsp;оценки</b></a>");
document.write("<a class=ml href=/user/logout><b>разлогиниться</b></a>");
document.write("</td>");
document.write("</tr>");
document.write("</table>");
document.write("</div>");
document.write("<div style=\"display:none;\" align=left class=popfirst id=popgeo onmouseout=\"popdown(event, this);\" onmouseover=\"cancel_queue();\" onclick=\"subgeo.className='menuclick'; popgeo.style.visibility='hidden';\">");
document.write("<table border=0 cellspacing=0 cellpadding=0>");
document.write("<tr><td><img src=/i/0.gif class=bpics id=bgeopic></td></tr>");
document.write("<tr>");
document.write("<td width=100% class=bb id=nd_submenu_geo>");
document.write("<a class=ml href=/games>последние&nbsp;50&nbsp;обновлений&nbsp;</a>");
document.write("<a class=ml href=/games/random>случайная&nbsp;игра</a>");
document.write("<a class=ml href=/games/users_choice><b class=maroon>выбор&nbsp;читателей</b></a>");
document.write("</td>");
document.write("</tr>");
document.write("</table>");
document.write("</div>");
document.write("<div style=\"display:none;\" align=left class=popfirst id=popdate onmouseout=\"popdown(event, this);\" onmouseover=\"cancel_queue();\" onclick=\"this.style.visibility='hidden';subdate.className='menuclick';\">");
document.write("<table border=0 cellspacing=0 cellpadding=0>");
document.write("<tr><td><img src=/i/0.gif class=bpics id=bdatpic></td></tr>");
document.write("<tr>");
document.write("<td width=100% class=bb nowrap>");
document.write("<a class=ml href=/dates/inworks>игры в разработке</a>");
document.write("<a class=ml href=/dates/released>вышедшие&nbsp;за&nbsp;последнее&nbsp;время&nbsp;</a>");
document.write("<a class=ml href=/dates/isos>iso-релизы</a>");
document.write("<a class=ml href=/dates/russo>календарь локализаций</a>");
document.write("<a class=ml href=/dates/mia>безвременно почившие</a>");
document.write("</td>");
document.write("</tr>");
document.write("</table>");
document.write("</div>");
document.write("<div style=\"display:none;\" align=left class=popfirst id=popreviews onmouseout=\"popdown(event, this);\" onmouseover=\"cancel_queue();\" onclick=\"subreviews.className='menuclick'; this.style.visibility='hidden';\">");
document.write("<table border=0 cellspacing=0 cellpadding=0>");
document.write("<tr><td><img src=/i/0.gif class=bpics id=brevpic></td></tr>");
document.write("<tr>");
document.write("<td width=100% class=bb nowrap>");
document.write("<a class=ml href=/reviews>последние 50 рецензий</a>");
document.write("<a class=ml href=/reviews/gold>золотой пантеон</a>");
document.write("<a class=ml href=/reviews/shit>доска позора</a>");
document.write("</td>");
document.write("</tr>");
document.write("</table>");
document.write("</div>");
document.write("<div style=\"display:none;\" align=left class=popfirst id=poparticles onmouseout=\"popdown(event, this);\" onmouseover=\"cancel_queue();\" onclick=\"subarticles.className='menuclick'; this.style.visibility='hidden';\">");
document.write("<table border=0 cellspacing=0 cellpadding=0>");
document.write("<tr><td><img src=/i/0.gif class=bpics id=bartpic></td></tr>");
document.write("<tr>");
document.write("<td width=143 class=bb id=nd_submenu_articles>");
document.write("<a class=ml href=/articles/previews>новые превью</a>");
document.write("<a class=ml href=/articles/interviews>все интервью</a>");
document.write("<a class=ml href=/articles/others>прочие статьи</a>");
document.write("</td>");
document.write("</tr>");
document.write("</table>");
document.write("</div>");
document.write("<div style=\"display:none;\" align=left class=popfirst id=popscreenshots onmouseout=\"popdown(event, this);\" onmouseover=\"cancel_queue();\" onclick=\"subscreenshots.className='menuclick'; this.style.visibility='hidden';\">");
document.write("<table border=0 cellspacing=0 cellpadding=0>");
document.write("<tr><td><img src=/i/0.gif class=bpics id=bscrpic></td></tr>");
document.write("<tr>");
document.write("<td width=200 class=bb id=nd_submenu_screenshots>");
document.write("<a class=ml href=/screenshots/>игровые скриншоты</a>");
document.write("<a class=ml href=/events/>околоигровые события</a>");
document.write("</td>");
document.write("</tr>");
document.write("</table>");
document.write("</div>");
document.write("<div style=\"display:none;\" align=left class=popfirst id=popfiles onmouseout=\"popdown(event, this);\" onmouseover=\"cancel_queue();\" onclick=\"subfiles.className='menuclick'; this.style.visibility='hidden';\">");
document.write("<table border=0 cellspacing=0 cellpadding=0>");
document.write("<tr><td><img src=/i/0.gif class=bpics id=bfilpic></td></tr>");
document.write("<tr>");
document.write("<td width=100% class=bb id=nd_submenu_files>");
document.write("<a class=ml href=/files>все новинки раздела</a>");
document.write("<a class=ml href=/files/demos>демо-версии</a>");
document.write("<a class=ml href=/files/videos>видео из игр</a>");
document.write("<a class=ml href=/files/patches>патчи</a>");
document.write("<a class=ml href=/files/software>программы</a>");
document.write("<a class=ml href=/files/classic>игровая классика</a>");
document.write("<a class=ml href=/files/top50>top 50 недели</a>");
document.write("<a class=ml href=/files/top100>top 100 месяца</a>");
document.write("</td>");
document.write("</tr>");
document.write("</table>");
document.write("</div>");


/*
  * version 2.1
  * (c) Copyright 2008 Dmitriy Dzema, Absolute Games.
*/

//AG = {};
var ag_qd_pageObj = null;

function ag_qd_page(){
	if (ag_qd_pageObj) return ag_qd_pageObj;
	ag_qd_pageObj = new AG.QuickDownloadAjax(links);
	return ag_qd_pageObj;
}


AG.QuickDownloadAjax = Class.create({
	initialize : function(classes) {
		this.links = classes;
		this.currentFileId = null;
	},
  

  addToFileQueue: function(id) {
    if (id == 0) return;
	this.currentFileId = id;
      this._add_link(id);
  },

  _add_link : function(id){
    var obj = new ag_server();
    obj.set_code("download_link");
    obj.set_param("action","add");
    obj.set_param("ext_id",id);
    if(this.links[id] instanceof Array){
	    obj.set_param("ext_type",this.links[id][1]);
    }
    else{
	    obj.set_param("ext_type",'videos');
    }
    obj.on_load(this._add_link_result.bind(this));
    obj.load();
  },

  _add_link_result : function(obj){
    if(obj.get('result')){
      this._dl_bar_blink(obj.get('total'));
    }
  },

  _dl_bar_blink : function(total){
    if (!$('bar_queue_vip_num')) return;
    $('bar_queue_vip_num').innerHTML = total;
    $('bar_queue_vip_num_tooltip').innerHTML = total;
    $('bar_queue_vip_bg').style.backgroundImage = 'url(/i_bar/dl_added.gif)';
  }
});


AG.QuickDownloadQueue = {
  addFile : function(id, type, callback) {
	if(!check_reg_status('v')) return false;
	ag_qd_page().addToFileQueue(id);
//    alert("AG.QuickDownloadQueue.addFile: " + id + ", " + type + ", " + callback);
    // var obj = new ag_server();
    // obj.set_code("download_link");
    // obj.set_param("action", "add");
    // obj.set_param("ext_id", id);
    // obj.set_param("ext_type", type);
    // obj.on_load(callback);
    // obj.load();
    return false;
  }
}

function isStrInArray (str, array) {
  for (var i=0; i<array.length; i++)
    if (str.toLowerCase().match(array[i].toLowerCase()))
      return true;
  return false;
}

function initQuickDownload(classes, links) {
  var linksGF = {};
  var linksVF = {};

  links = $H(links);
  var keys = links.keys();
  for (var i=0; i < keys.length; i++) {
    var key = keys[i];
    var data = links.get(key);
    (Object.isArray(data) ? linksGF : linksVF)[key] = data;
    // if (Object.isArray(data))
    //   linksGF[key] = data
    // else //we think it's hash
    //   linksVF[key] = data;
  }
  new AG.QuickDownload(classes, new AG.QuickDownloadGeneralFile(linksGF));
  new AG.QuickDownload(classes, new AG.QuickDownloadVideo(linksVF));
  
}

AG.QuickDownload = Class.create({
  initialize : function(classes, floater, options) {
    if (!options)
      options = {};
    
    this.visible  = false;
    this.target   = false;
    this.floater = floater;
    this.hideDelay = options["hideDelay"] || 500;
    this.queueToHide = {};
    
    this.options = options || {};
    this.classes = classes;
    this.div = floater.getFloater();
    
    this._initEvents();
  },
  
  show : function(event,fileId) {
    var trgt = this._giveTarget(event);
    if (this.visible && (this.target == trgt)) return;
    if (this.timeoutId) clearTimeout(this.timeoutId);

    if (!this._writeLinks(fileId)) {
      this._hide();
      this._noLinkInHash(event);
      return;
    }
    this._positionDiv(event);
    this._makeVisible();

    this.target = trgt;
  },

  _addToQueue : function(f) {
    // console.log("_addToQueue:", f)
    this.queueToHide[f.id] = setTimeout(this._genHide(f).bind(this), this.hideDelay);
  },

  _genRescue : function(f) {
    return function (e) {
      // console.log("_genRescue: ", $H(this.queueToHide).keys())
      if (this.queueToHide[f.id]) clearTimeout(this.queueToHide[f.id]);
    }.bindAsEventListener(this);
  },

  addToFileQueue: function(id) {
    if (id == 0) return;
    if (this.currentFileId == null) {
      alert('whoooooops');
      return false;
    }
      this._add_link(id);
  },

  _initEvents : function() {
    if (!document.getElementsByTagName)
      return;
    
    $A(document.getElementsByTagName('a')).each(function(anchor) {
      var anchorClass = String(anchor.className);

      if (anchor.getAttribute('href') && isStrInArray(anchorClass, this.classes) &&
          this.floater.isObservable(anchor)) {
        $(anchor).observe('mouseover', this._genShow(anchor));
        $(anchor).observe('mouseout', this._genAdd(anchor));
      }
      
    }.bind(this));
  },

  _genShow : function(el) {
    return function (e) {
      var f = this.floater.getFloater(el);
      var r = this._genRescue(f);
      r();
      if (!f.addedRescue) {
        f.observe('mouseover', r);
        f.observe('mouseout', this._genAddFl(f))
        f.addedRescue = true;
      }
      
      this._positionDiv(e, f);
      this._makeVisible(f);
    }.bindAsEventListener(this);
  },
  
  _genAdd : function(el) {
    return function(e) {
      var f = this.floater.getFloater(el);
      this._addToQueue(f)
    }.bindAsEventListener(this);
  },
  
  _genAddFl :function(fl) {
    return function(e) {
      this._addToQueue(fl)
    }.bindAsEventListener(this);
  },
  
  _makeVisible	: function(div) {
    div.style.visibility = "visible";
    div.style.display = "inline";
    this.visible = true;
  },

  _positionDiv : function(event, div) {
    var coords  = this._givePosition(event);
    var trgt    = this._giveTarget(event);
    var trgtCoords = Position.cumulativeOffset(trgt);
    div.style.left = coords.x + 10;
    div.style.top  = trgtCoords[1];
  },

  _givePosition : function(e) {
    var posx = 0;
    var posy = 0;
    if (!e) e = window.event;
    if (e.pageX || e.pageY) {
      posx = e.pageX;
      posy = e.pageY;
    } else if (e.clientX || e.clientY) 	{
      posx = e.clientX - document.body.scrollLeft
        - document.documentElement.scrollLeft;
      posy = e.clientY - document.body.scrollTop
        - document.documentElement.scrollTop;
    }
    return {'x' : posx, 'y': posy }
  },

  _giveTarget : function(e) {
    var targ;
    if (!e) var e = window.event;
    if (e.target) targ = e.target;
    else if (e.srcElement) targ = e.srcElement;
//    if (targ.nodeType == 3) // defeat Safari bug
//      targ = targ.parentNode;
    return targ;
  },

  _genHide : function(f) {
    return function() {
      if (this.queueToHide[f.id]) {
        f.style.visibility = "hidden";
        f.style.display = "none";
        this.visible = false;
        this.queueToHide[f.id] = false;
      }
    }
  },

  _noLinkInHash : function(event) {
    //add here code 
  },

  _add_link : function(id){
    var obj = new ag_server();
    obj.set_code("download_link");
    obj.set_param("action","add");
    obj.set_param("ext_id",id);
    obj.set_param("ext_type",this.links[id][1]);
    obj.on_load(this._add_link_result.bind(this));
    obj.load();
  },

  _add_link_result : function(obj){
    if(obj.get('result')){
      this._dl_bar_blink(obj.get('total'));
    }
  },

  _dl_bar_blink : function(total){
    if (!$('bar_queue_vip_num')) return;
    $('bar_queue_vip_num').innerHTML = total;
    $('bar_queue_vip_num_tooltip').innerHTML = total;
    $('bar_queue_vip_bg').style.backgroundImage = 'url(/i_bar/dl_added.gif)';
  }
});

AG.QuickDownloadGeneralFile = Class.create({
  initialize : function(links) {
    this.links = links;
    
    this.queueBinded = false;
    this.divId = 'qDownloadDiv';
    this._spawnFloatDiv();
    
    var a = this.div.select('area');
    this.direct = a[0];
    this.queue = a[1];
  },

  _spawnFloatDiv : function() {
    var d;
    if (!(d = $(this.divId))) { 
      d = $(document.createElement('div'));
      d.id = this.divId;
      d.addClassName("tip1");
      d.innerHTML = '<map name="dlmap"><area title="Прямая ссылка на скачивание файла" onclick="return check_reg_status(\'v\');" id="qDownloadDiv_direct" href="http://i.ag.ru/ag/i/00.gif" shape="polygon" coords="17, 21, 25, 8, 9, 8"><area href="/vip" onclick="return false;" shape="polygon" coords="33, 8, 41, 20, 26, 20" title="Отложить файл в очередь"></map><img src=http://i.ag.ru/ag/i/00.gif width=53 height=32 usemap="#dlmap" border=0 class="tipimg">';
      d.style.visibility = "hidden";
      d.style.width="123px";
      d.style.height="31px";
      d.style.align="right";
//      document.body.appendChild(d);
		$('qd_links').appendChild(d);
    }
    
    this.div = d;
  },

  getFloater : function(el) {
    if (!el)
      return
    
    var id = this._extractId(el);
    this._writeLinks(id);
    return this.div;
  },
  
  isObservable : function(anchor) {
    return this.links[this._extractId(anchor)] ? true : false;
  },
  
  _extractId : function(el) {
    var start = el.href.lastIndexOf('#') + 1;
    var end = el.href.length-1;
    return el.href.substring(start);
  },
  
  _writeLinks : function(fileId) {
    if (this.links[fileId]) {
      this.currentFileId = fileId;
      this.currentFileType = this.links[fileId][1];
      
      this.direct.href = this.links[fileId][0];
      
      if (!this.queueBinded) {
        this.queue.observe('click', function (e) {
          AG.QuickDownloadQueue.addFile(
            this.currentFileId,
            this.currentFileType,
            this._addFileCallback.bind(this));
          return false;
        }.bindAsEventListener(this));
        this.queueBinded = true;
      }

      return true;
    } else {
      this.direct.href = "#";
      this.direct.onclick = function () { alert('Error! No link for quick download.'); return false;}
      this.queue.onclick = function () { return false; };

      return false;
    }
  },
  
  _addFileCallback : function(obj) {
    // if(obj.get('result')){
    //   this._dl_bar_blink(obj.get('total'));
    // }
  }
});

AG.QuickDownloadVideo = Class.create({
  initialize : function(links) {
    this.links = links;
    this.currentFileId = false;
    
    this._spawnFloatDivs();
  },
  
  getFloater : function(el) {
    if (!el)
      return
    
    var id = this._extractId(el);
    this.currentFileId = id;
    
    if (this.links[id].hq) {
      this._writeFullLinks(id);
      return this.divFull;
    } else {
      this._writeShortLinks(id);
      return this.divShort;
    }
  },
  
  isObservable : function(anchor) {
    return this.links[this._extractId(anchor)] ? true : false;
  },
  
  _spawnFloatDivs : function() {
    var d1, d2;
    if (!(d1 = $('video_float1'))) {
      d1 = this._genWrapperDiv('video_float1');
      var str = '<map name="video_dl">';
        str += '<area onmousemove="ts(event,\'t_vipdl\')" onmouseout="tc(\'t_vipdl\');" title="Прямая ссылка на скачивание файла" href="http://dl"  onclick="return check_reg_status(\'v\');" shape="polygon" coords="57, 9, 74, 9, 65, 20">';
        str += '<area onmousemove="ts(event,\'t_vipq\')" onmouseout="tc(\'t_vipq\');"  onclick="blur();return(false);" title="Отложить файл в очередь"  href="http://www.ag.ru/vip" shape="polygon" coords="81, 8, 89, 20, 73, 20">';
        str += '<area onmousemove="ts(event,\'t_viewhq\')" onmouseout="tc(\'t_viewhq\');" title="Посмотреть видео в высоком разрешении" href="http://hq" shape="rect" coords="10, 9, 20, 20">';
        str += '<area onmousemove="ts(event,\'t_viewnq\')" onmouseout="tc(\'t_viewnq\');" title="Посмотреть видео в нормальном разрешении" href="http://nq" shape="rect" coords="26, 9, 36, 20">';
        str += '<area onmousemove="ts(event,\'t_viewlq\')" onmouseout="tc(\'t_viewlq\');" title="Посмотреть видео в низком разрешении" href="http://lq" shape="rect" coords="42, 11, 50, 19"></map>';
        str += '<img src="http://i.ag.ru/ag/i/0.gif" usemap="#video_dl" id="video_dl" border="0" width="101" height="32">';
      d1.update(str);
    }
    
    if (!(d2 = $('video_float2'))) {
      d2 = this._genWrapperDiv('video_float2');
      var str = '<map name="video_dl2">';
        str += '<area onmousemove="ts(event,\'t_vipdl\')" onmouseout="tc(\'t_vipdl\');" title="Прямая ссылка на скачивание файла" href=""  onclick="return check_reg_status(\'v\');" shape="polygon" coords="57, 9, 74, 9, 65, 20">';
        str += '<area onmousemove="ts(event,\'t_vipq\')" onmouseout="tc(\'t_vipq\');"  onclick="blur();return(false);" title="Отложить файл в очередь" href="http://www.ag.ru/vip" shape="polygon" coords="81, 8, 89, 20, 73, 20">';
        str += '<area onmousemove="ts(event,\'t_viewnohq\')" onmouseout="tc(\'t_viewnohq\')" title="Видео в высоком разрешении не доступно"  shape="rect" coords="10, 9, 20, 20" class=notall>';
        str += '<area onmousemove="ts(event,\'t_viewnq\')" onmouseout="tc(\'t_viewnq\');" title="Посмотреть видео в нормальном разрешении" href="http://nq" shape="rect" coords="26, 9, 36, 20">';
        str += '<area onmousemove="ts(event,\'t_viewlq\')" onmouseout="tc(\'t_viewlq\');" title="Посмотреть видео в низком разрешении"  href="http://lq" shape="rect" coords="42, 11, 50, 19"></map>';
        str += '<img src="http://i.ag.ru/ag/i/0.gif" usemap="#video_dl2" id="video_dl2" border="0" width="101" height="32">'
      d2.update(str);
    }
    
    this.divFull  = d1;
    this.divShort = d2;
    
    this.divFullAreas  = this.divFull.select('area');
    this.divShortAreas = this.divShort.select('area');
    
    var f = function(e) {
      AG.QuickDownloadQueue.addFile(
        this.currentFileId,
        "videos",
        this._addFileCallback.bind(this));
    }.bindAsEventListener(this);
    
    
    this.divFullAreas[1].observe('click', f);
    this.divShortAreas[1].observe('click', f);
  },
  
  _addFileCallback : function(obj) {
    // if(obj.get('result')) {
    //   this._dl_bar_blink(obj.get('total'));
    // }
  },
  
  _genWrapperDiv : function(id) {
    var d = $(document.createElement('div'));
    d.id = id;
    d.setStyle({
      position : 'absolute',
      visibility : 'hidden'
    });
//    document.body.appendChild(d);
	$('qd_links').appendChild(d);
    return d;
  },
  
  _extractId : function(el) {
    var start = el.href.lastIndexOf('#') + 1;
    var end = el.href.length-1;
    return el.href.substring(start);
  },
  
  _writeFullLinks : function(id) {
    var l = this.links[id];
    var areas = this.divFull.select('area');
    
    areas[0].href = l.link;
    areas[2].href = l.hq;
    areas[3].href = l.nq;
    areas[4].href = l.lq;
  },
  
  _writeShortLinks : function(id) {
    var l = this.links[id];
    var areas = this.divShort.select('area');
    areas[0].href = l.link;
    areas[3].href = l.nq;
    areas[4].href = l.lq;
  }
});



var aUserSubMenus = {};
var queueToHide = false;
var hideDelay = 300;

function ShowMenu (id,afterId)
{
	CloseAllSubMenus();
	var obj = document.getElementById(id);
	var after = document.getElementById(afterId);
	var m = document.getElementById("bar_main");
	if ((queueToHide == id) && (queueToHide)) {
		RescueSubMenu(id)
	} else {
		HideMenu(queueToHide);
	}
	if(!aUserSubMenus[id]){
		obj.style.top = Position.cumulativeOffset(m)[1] + Element.getHeight(m)-6;
		obj.style.left = Position.cumulativeOffset(after)[0] ;
		//obj.style.width = Element.getDimensions(after).width;
		obj.style.zIndex = 10001;
		obj.style.visibility = "visible";
		obj.style.display = 'block';
		aUserSubMenus[id] = true;
		visible = obj;
		//Element.show(obj);
	}
}

function CloseAllSubMenus()
{
		for(el in aUserSubMenus)
		{
				if(aUserSubMenus[el]){
						document.getElementById(el).style.visibility = "hidden";
						aUserSubMenus[el] = false;
				}
		}
}

function CloseSubMenu(id)
{
	ti = setTimeout(HideMenu, hideDelay);
	queueToHide = id;
}

function HideMenu() 
{
	if (queueToHide) {
		document.getElementById(queueToHide).style.visibility = "hidden";
		aUserSubMenus[queueToHide] = false;
	}
}

function RescueSubMenu(name) 
{
		if (queueToHide == name)
				queueToHide = false;
}

function ShowOrHideMenu (id,afterId)
{
		if (aUserSubMenus[id]){
				queueToHide = id;
				HideMenu();
		} else {
				ShowMenu(id,afterId);
		}
}

function check_sub_menu(){
	if (getCookie('vip_menu_closed') == '1' && getCookie('ag_name')){
		vip_tb_close2();
	}
}

function vip_tb_open(){
	if (!isOpera) Effect.BlindDown('bar_main');
	if (isOpera) $('bar_main').style.display='block';
	$('bar_menu_hidden').style.display='block';
	$('bar_menu_shown').style.display='none';
	setCookie('vip_menu_closed',0,'Fri, 02-Jan-2020 00:00:00 GMT');
}

function vip_tb_close(){
	$('bar_menu_hidden').style.display='none';
	$('bar_menu_shown').style.display='block';
	$('bar_icon_shown').src='/i_bar/menu_hidden.gif';
	tc('tb_hide');
	if (!isOpera) Effect.BlindUp('bar_main');
	if (isOpera) $('bar_main').style.display='none';
	setCookie('vip_menu_closed',1,'Fri, 02-Jan-2020 00:00:00 GMT');
	CloseAllSubMenus();
}

function vip_tb_close2(){
	$('bar_main').style.display='none';
	$('bar_menu_hidden').style.display='none';
	$('bar_menu_shown').style.display='block';
	$('bar_icon_shown').src='/i_bar/menu_hidden_na.gif';
	tc('tb_hide');
	CloseAllSubMenus();
}

var PeriodicalChanger = Class.create({
  initialize: function(container, options) {
    this.container = $(container);
    this.options = {
      period: 10,
      height: "44px",
      active: true
    }
    Object.extend(this.options, options);
    
    this.visible = this.container.down().setStyle({zIndex: 100});
    this.divs = this.container.childElements().without(this.visible);
    
    this.container.makeClipping().setStyle({height: this.options.height});
    this.bindEvents();
    this.startWork();
  },
  
  bindEvents: function() {
    this.container.observe("mouseover", this.mouseOverEvent.bindAsEventListener(this));
    this.container.observe("mouseout", this.mouseOutEvent.bindAsEventListener(this));
  },
  
  mouseOverEvent: function(ev) {
    this.stop();
  },
  
  mouseOutEvent: function(ev) {
    this.resume();
  },
  
  stop: function() {
    this.options.active = false;
    if(this.delayedSwap)
      clearInterval(this.delayedSwap);
  },
  
  resume: function() {
    this.options.active = true;
    this.startWork();
  },
  
  getNewDiv: function() {
    return this.divs[Math.floor(Math.random()*this.divs.size())];
  },
  
  _swap: function() {
    if(!this.options.active)
      return;
    var vis = this.visible;
    var newDiv = this.getNewDiv();
    newDiv.setStyle({zIndex: parseInt(vis.style.zIndex) + 1});
    
    offset = newDiv.positionedOffset();
    
    var yy = newDiv.cumulativeOffset().top - vis.cumulativeOffset().top
    // var elementDimensions = vis.getDimensions();
    new Effect.Move(newDiv, {
      x: 0,
      y: -yy,
      duration: 0.5,
      beforeStart: function(effect) {
        effect.element.makePositioned(); 
      },
      afterFinish: function(effect) {
        this.divs.push(this.visible);
        this.visible = newDiv;
        this.divs = this.divs.without(this.visible);
        
        vis.makePositioned();
        new Effect.Move(vis, {x: 0, y: yy}, {duration: 0.1});
      }.bind(this)
    });
    
  },
  
  startWork: function() {
    this.delayedSwap = setInterval(this._swap.bind(this), this.options.period*1000);
  }
  
});


AG.float_div = Class.create();

AG.float_div.prototype = {
	initialize : function(id, left, left_type, top, top_type, width, height, obj_id) { // type = left, right, middle. left by default
		this.div	= $(id);
		this.div_width	= this.div.getWidth();
		this.top	= top;

		if(isMozilla){
			this.left	= left+10;
		}
		else if(isOpera){
			this.left	= left+2;
		}
		else{
			this.left	= left;
		}
		this.top_type	= top_type;
		this.left_type	= left_type;
		this.width	= width ? width : 0;
		this.height	= height ? height : 0;
		this.is_hidden	= 0;
		this.resize_div	= 0;

		if(this.left_type != 'left' && this.left_type != 'right' && this.left_type != 'middle'){
//			this.left_type = $(this.left_type);
//			if(!this.left_type) this.left_type = 'left';
			this.left_type = 'left';
		}

		if(this.top_type != 'top' && this.top_type != 'bottom' && this.top_type != 'middle'){
//			this.top_type = $(this.top_type);
//			if(!this.top_type) this.top_type = 'top';
			this.top_type = 'top';
		}

		this.div.style.position = "absolute";

		this.obj = 0;
		if(obj_id){
			this.obj = $(obj_id);
		}
		if(typeof window.onresize == 'function'){
			var f1 = this.draw.bind(this);
			var f2 = window.onresize;
			window.onresize = function(){  f2(); f1(); }
		}
		else{
			window.onresize = this.draw.bind(this);
		}
		this.draw();
	},

	set_resize_div : function(num){
		this.div.style.width = this.div_width;
		this.resize_div	= num;
	},

	show : function(){
		this.is_hidden = 0;
		this.div.style.display = "block";
	},

	hide : function(){
		this.is_hidden = 1;
		this.div.style.display = "none";
	},

	draw : function(){
		var w = 0;
		var h = 0;
		var dw = this.document_width();
		var dh = this.document_height();

		var shift_l = 0;
		var shift_t = 0;

	    if(this.obj){
			var pos = this.obj.cumulativeOffset();
			shift_l = pos.left;
			shift_t = pos.top;
			w = this.obj.getWidth();
			h = this.obj.getHeight();
	    }
	    else{
			w = dw;
			h = dh;
	    }
		

		if(this.resize_div){
			this.div.style.width = 1;
		}

		if(dw >= this.width && dh >= this.height && !this.is_hidden){
			this.div.style.display = "block";
		}
		else if(!this.is_hidden){
			this.div.style.display = "none";
		}
	

		if(this.left_type == 'left'){
			this.div.style.left = this.left + shift_l;
		}
		else if(this.left_type == 'right'){
			if(this.obj){
				this.div.style.left = w - this.left + shift_l;
			}
			else{
				this.div.style.right = w - this.left + shift_l;
			}
		}
		else if(this.left_type == 'middle'){
			this.div.style.left = Math.floor(w/2) + this.left + shift_l;
		}

		if(this.top_type == 'top'){
			this.div.style.top = this.top + shift_t;
		}
		else if(this.top_type == 'bottom'){
			if(this.obj){
				this.div.style.top = h - this.top + shift_t;
			}
			else{
				this.div.style.bottom = h - this.top + shift_t;
			}
		}
		else if(this.top_type == 'middle'){
			this.div.style.top = Math.floor(h/2) + this.top + shift_t;
		}


		if(this.resize_div){
			var div_pos = this.div.cumulativeOffset();
			var div_w = this.div.getWidth();
			if(dw - div_pos.left <= this.div_width){
				this.div.style.width = dw - div_pos.left-2;
			}
			else{
				this.div.style.width = this.div_width;
			}
		}

//		this.div.innerHTML = w + ' : ' + h + '<br>';
//		this.div.innerHTML += this.div.style.left + ' : ' + this.div.style.top + '<br>';
	},

	document_height: function(){
		return (document.body.scrollHeight > document.body.offsetHeight)?document.body.scrollHeight:document.body.offsetHeight;
	},

	document_width: function(){
		return (document.body.scrollWidth > document.body.offsetWidth)?document.body.scrollWidth:document.body.offsetWidth;
	}


};