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/* Prototype JavaScript framework, version 1.7.3
* (c) 2005-2010 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: '1.7.3',
Browser: (function () {
var ua = navigator.userAgent;
var isOpera = Object.prototype.toString.call(window.opera) == '[object Opera]';
return {
IE: !!window.attachEvent && !isOpera,
Opera: isOpera,
WebKit: ua.indexOf('AppleWebKit/') > -1,
Gecko: ua.indexOf('Gecko') > -1 && ua.indexOf('KHTML') === -1,
MobileSafari: /Apple.*Mobile/.test(ua)
}
})(),
BrowserFeatures: {
XPath: !!document.evaluate,
SelectorsAPI: !!document.querySelector,
ElementExtensions: (function () {
var constructor = window.Element || window.HTMLElement;
return !!(constructor && constructor.prototype);
})(),
SpecificElementExtensions: (function () {
if (typeof window.HTMLDivElement !== 'undefined')
return true;
var div = document.createElement('div'),
form = document.createElement('form'),
isSupported = false;
if (div['__proto__'] && (div['__proto__'] !== form['__proto__'])) {
isSupported = true;
}
div = form = null;
return isSupported;
})()
},
ScriptFragment: '<script[^>]*>([\\S\\s]*?)<\/script\\s*>',
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 = (function () {
var IS_DONTENUM_BUGGY = (function () {
for (var p in {toString: 1}) {
if (p === 'toString') return false;
}
return true;
})();
function subclass() {
};
function create() {
var parent = null, properties = $A(arguments);
if (Object.isFunction(properties[0]))
parent = properties.shift();
function klass() {
this.initialize.apply(this, arguments);
}
Object.extend(klass, Class.Methods);
klass.superclass = parent;
klass.subclasses = [];
if (parent) {
subclass.prototype = parent.prototype;
klass.prototype = new subclass;
parent.subclasses.push(klass);
}
for (var i = 0, length = properties.length; i < length; i++)
klass.addMethods(properties[i]);
if (!klass.prototype.initialize)
klass.prototype.initialize = Prototype.emptyFunction;
klass.prototype.constructor = klass;
return klass;
}
function addMethods(source) {
var ancestor = this.superclass && this.superclass.prototype,
properties = Object.keys(source);
if (IS_DONTENUM_BUGGY) {
if (source.toString != Object.prototype.toString)
properties.push("toString");
if (source.valueOf != Object.prototype.valueOf)
properties.push("valueOf");
}
for (var i = 0, length = properties.length; i < length; i++) {
var property = properties[i], value = source[property];
if (ancestor && Object.isFunction(value) &&
value.argumentNames()[0] == "$super") {
var method = value;
value = (function (m) {
return function () {
return ancestor[m].apply(this, arguments);
};
})(property).wrap(method);
value.valueOf = (function (method) {
return function () {
return method.valueOf.call(method);
};
})(method);
value.toString = (function (method) {
return function () {
return method.toString.call(method);
};
})(method);
}
this.prototype[property] = value;
}
return this;
}
return {
create: create,
Methods: {
addMethods: addMethods
}
};
})();
(function () {
var _toString = Object.prototype.toString,
_hasOwnProperty = Object.prototype.hasOwnProperty,
NULL_TYPE = 'Null',
UNDEFINED_TYPE = 'Undefined',
BOOLEAN_TYPE = 'Boolean',
NUMBER_TYPE = 'Number',
STRING_TYPE = 'String',
OBJECT_TYPE = 'Object',
FUNCTION_CLASS = '[object Function]',
BOOLEAN_CLASS = '[object Boolean]',
NUMBER_CLASS = '[object Number]',
STRING_CLASS = '[object String]',
ARRAY_CLASS = '[object Array]',
DATE_CLASS = '[object Date]',
NATIVE_JSON_STRINGIFY_SUPPORT = window.JSON &&
typeof JSON.stringify === 'function' &&
JSON.stringify(0) === '0' &&
typeof JSON.stringify(Prototype.K) === 'undefined';
var DONT_ENUMS = ['toString', 'toLocaleString', 'valueOf',
'hasOwnProperty', 'isPrototypeOf', 'propertyIsEnumerable', 'constructor'];
var IS_DONTENUM_BUGGY = (function () {
for (var p in {toString: 1}) {
if (p === 'toString') return false;
}
return true;
})();
function Type(o) {
switch (o) {
case null:
return NULL_TYPE;
case (void 0):
return UNDEFINED_TYPE;
}
var type = typeof o;
switch (type) {
case 'boolean':
return BOOLEAN_TYPE;
case 'number':
return NUMBER_TYPE;
case 'string':
return STRING_TYPE;
}
return OBJECT_TYPE;
}
function extend(destination, source) {
for (var property in source)
destination[property] = source[property];
return destination;
}
function inspect(object) {
try {
if (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;
}
}
function toJSON(value) {
return Str('', {'': value}, []);
}
function Str(key, holder, stack) {
var value = holder[key];
if (Type(value) === OBJECT_TYPE && typeof value.toJSON === 'function') {
value = value.toJSON(key);
}
var _class = _toString.call(value);
switch (_class) {
case NUMBER_CLASS:
case BOOLEAN_CLASS:
case STRING_CLASS:
value = value.valueOf();
}
switch (value) {
case null:
return 'null';
case true:
return 'true';
case false:
return 'false';
}
var type = typeof value;
switch (type) {
case 'string':
return value.inspect(true);
case 'number':
return isFinite(value) ? String(value) : 'null';
case 'object':
for (var i = 0, length = stack.length; i < length; i++) {
if (stack[i] === value) {
throw new TypeError("Cyclic reference to '" + value + "' in object");
}
}
stack.push(value);
var partial = [];
if (_class === ARRAY_CLASS) {
for (var i = 0, length = value.length; i < length; i++) {
var str = Str(i, value, stack);
partial.push(typeof str === 'undefined' ? 'null' : str);
}
partial = '[' + partial.join(',') + ']';
} else {
var keys = Object.keys(value);
for (var i = 0, length = keys.length; i < length; i++) {
var key = keys[i], str = Str(key, value, stack);
if (typeof str !== "undefined") {
partial.push(key.inspect(true) + ':' + str);
}
}
partial = '{' + partial.join(',') + '}';
}
stack.pop();
return partial;
}
}
function stringify(object) {
return JSON.stringify(object);
}
function toQueryString(object) {
return $H(object).toQueryString();
}
function toHTML(object) {
return object && object.toHTML ? object.toHTML() : String.interpret(object);
}
function keys(object) {
if (Type(object) !== OBJECT_TYPE) {
throw new TypeError();
}
var results = [];
for (var property in object) {
if (_hasOwnProperty.call(object, property))
results.push(property);
}
if (IS_DONTENUM_BUGGY) {
for (var i = 0; property = DONT_ENUMS[i]; i++) {
if (_hasOwnProperty.call(object, property))
results.push(property);
}
}
return results;
}
function values(object) {
var results = [];
for (var property in object)
results.push(object[property]);
return results;
}
function clone(object) {
return extend({}, object);
}
function isElement(object) {
return !!(object && object.nodeType == 1);
}
function isArray(object) {
return _toString.call(object) === ARRAY_CLASS;
}
var hasNativeIsArray = (typeof Array.isArray == 'function')
&& Array.isArray([]) && !Array.isArray({});
if (hasNativeIsArray) {
isArray = Array.isArray;
}
function isHash(object) {
return object instanceof Hash;
}
function isFunction(object) {
return _toString.call(object) === FUNCTION_CLASS;
}
function isString(object) {
return _toString.call(object) === STRING_CLASS;
}
function isNumber(object) {
return _toString.call(object) === NUMBER_CLASS;
}
function isDate(object) {
return _toString.call(object) === DATE_CLASS;
}
function isUndefined(object) {
return typeof object === "undefined";
}
extend(Object, {
extend: extend,
inspect: inspect,
toJSON: NATIVE_JSON_STRINGIFY_SUPPORT ? stringify : toJSON,
toQueryString: toQueryString,
toHTML: toHTML,
keys: Object.keys || keys,
values: values,
clone: clone,
isElement: isElement,
isArray: isArray,
isHash: isHash,
isFunction: isFunction,
isString: isString,
isNumber: isNumber,
isDate: isDate,
isUndefined: isUndefined
});
})();
Object.extend(Function.prototype, (function () {
var slice = Array.prototype.slice;
function update(array, args) {
var arrayLength = array.length, length = args.length;
while (length--) array[arrayLength + length] = args[length];
return array;
}
function merge(array, args) {
array = slice.call(array, 0);
return update(array, args);
}
function argumentNames() {
var names = this.toString().match(/^[\s\(]*function[^(]*\(([^)]*)\)/)[1]
.replace(/\/\/.*?[\r\n]|\/\*(?:.|[\r\n])*?\*\//g, '')
.replace(/\s+/g, '').split(',');
return names.length == 1 && !names[0] ? [] : names;
}
function bind(context) {
if (arguments.length < 2 && Object.isUndefined(arguments[0]))
return this;
if (!Object.isFunction(this))
throw new TypeError("The object is not callable.");
var nop = function () {
};
var __method = this, args = slice.call(arguments, 1);
var bound = function () {
var a = merge(args, arguments);
var c = this instanceof bound ? this : context;
return __method.apply(c, a);
};
nop.prototype = this.prototype;
bound.prototype = new nop();
return bound;
}
function bindAsEventListener(context) {
var __method = this, args = slice.call(arguments, 1);
return function (event) {
var a = update([event || window.event], args);
return __method.apply(context, a);
}
}
function curry() {
if (!arguments.length) return this;
var __method = this, args = slice.call(arguments, 0);
return function () {
var a = merge(args, arguments);
return __method.apply(this, a);
}
}
function delay(timeout) {
var __method = this, args = slice.call(arguments, 1);
timeout = timeout * 1000;
return window.setTimeout(function () {
return __method.apply(__method, args);
}, timeout);
}
function defer() {
var args = update([0.01], arguments);
return this.delay.apply(this, args);
}
function wrap(wrapper) {
var __method = this;
return function () {
var a = update([__method.bind(this)], arguments);
return wrapper.apply(this, a);
}
}
function methodize() {
if (this._methodized) return this._methodized;
var __method = this;
return this._methodized = function () {
var a = update([this], arguments);
return __method.apply(null, a);
};
}
var extensions = {
argumentNames: argumentNames,
bindAsEventListener: bindAsEventListener,
curry: curry,
delay: delay,
defer: defer,
wrap: wrap,
methodize: methodize
};
if (!Function.prototype.bind)
extensions.bind = bind;
return extensions;
})());
(function (proto) {
function toISOString() {
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';
}
function toJSON() {
return this.toISOString();
}
if (!proto.toISOString) proto.toISOString = toISOString;
if (!proto.toJSON) proto.toJSON = toJSON;
})(Date.prototype);
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();
this.currentlyExecuting = false;
} catch (e) {
this.currentlyExecuting = false;
throw e;
}
}
}
});
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, (function () {
var NATIVE_JSON_PARSE_SUPPORT = window.JSON &&
typeof JSON.parse === 'function' &&
JSON.parse('{"test": true}').test;
function prepareReplacement(replacement) {
if (Object.isFunction(replacement)) return replacement;
var template = new Template(replacement);
return function (match) {
return template.evaluate(match)
};
}
function isNonEmptyRegExp(regexp) {
return regexp.source && regexp.source !== '(?:)';
}
function gsub(pattern, replacement) {
var result = '', source = this, match;
replacement = prepareReplacement(replacement);
if (Object.isString(pattern))
pattern = RegExp.escape(pattern);
if (!(pattern.length || isNonEmptyRegExp(pattern))) {
replacement = replacement('');
return replacement + source.split('').join(replacement) + replacement;
}
while (source.length > 0) {
match = source.match(pattern)
if (match && match[0].length > 0) {
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;
}
function sub(pattern, replacement, count) {
replacement = prepareReplacement(replacement);
count = Object.isUndefined(count) ? 1 : count;
return this.gsub(pattern, function (match) {
if (--count < 0) return match[0];
return replacement(match);
});
}
function scan(pattern, iterator) {
this.gsub(pattern, iterator);
return String(this);
}
function truncate(length, truncation) {
length = length || 30;
truncation = Object.isUndefined(truncation) ? '...' : truncation;
return this.length > length ?
this.slice(0, length - truncation.length) + truncation : String(this);
}
function strip() {
return this.replace(/^\s+/, '').replace(/\s+$/, '');
}
function stripTags() {
return this.replace(/<\w+(\s+("[^"]*"|'[^']*'|[^>])+)?(\/)?>|<\/\w+>/gi, '');
}
function stripScripts() {
return this.replace(new RegExp(Prototype.ScriptFragment, 'img'), '');
}
function extractScripts() {
var matchAll = new RegExp(Prototype.ScriptFragment, 'img'),
matchOne = new RegExp(Prototype.ScriptFragment, 'im');
return (this.match(matchAll) || []).map(function (scriptTag) {
return (scriptTag.match(matchOne) || ['', ''])[1];
});
}
function evalScripts() {
return this.extractScripts().map(function (script) {
return eval(script);
});
}
function escapeHTML() {
return this.replace(/&/g, '&').replace(/</g, '<').replace(/>/g, '>');
}
function unescapeHTML() {
return this.stripTags().replace(/</g, '<').replace(/>/g, '>').replace(/&/g, '&');
}
function toQueryParams(separator) {
var match = this.strip().match(/([^?#]*)(#.*)?$/);
if (!match) return {};
return match[1].split(separator || '&').inject({}, function (hash, pair) {
if ((pair = pair.split('='))[0]) {
var key = decodeURIComponent(pair.shift()),
value = pair.length > 1 ? pair.join('=') : pair[0];
if (value != undefined) {
value = value.gsub('+', ' ');
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;
});
}
function toArray() {
return this.split('');
}
function succ() {
return this.slice(0, this.length - 1) +
String.fromCharCode(this.charCodeAt(this.length - 1) + 1);
}
function times(count) {
return count < 1 ? '' : new Array(count + 1).join(this);
}
function camelize() {
return this.replace(/-+(.)?/g, function (match, chr) {
return chr ? chr.toUpperCase() : '';
});
}
function capitalize() {
return this.charAt(0).toUpperCase() + this.substring(1).toLowerCase();
}
function underscore() {
return this.replace(/::/g, '/')
.replace(/([A-Z]+)([A-Z][a-z])/g, '$1_$2')
.replace(/([a-z\d])([A-Z])/g, '$1_$2')
.replace(/-/g, '_')
.toLowerCase();
}
function dasherize() {
return this.replace(/_/g, '-');
}
function inspect(useDoubleQuotes) {
var escapedString = this.replace(/[\x00-\x1f\\]/g, function (character) {
if (character in String.specialChar) {
return String.specialChar[character];
}
return '\\u00' + character.charCodeAt().toPaddedString(2, 16);
});
if (useDoubleQuotes) return '"' + escapedString.replace(/"/g, '\\"') + '"';
return "'" + escapedString.replace(/'/g, '\\\'') + "'";
}
function unfilterJSON(filter) {
return this.replace(filter || Prototype.JSONFilter, '$1');
}
function isJSON() {
var str = this;
if (str.blank()) return false;
str = str.replace(/\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g, '@');
str = str.replace(/"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g, ']');
str = str.replace(/(?:^|:|,)(?:\s*\[)+/g, '');
return (/^[\],:{}\s]*$/).test(str);
}
function evalJSON(sanitize) {
var json = this.unfilterJSON(),
cx = /[\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff\u0000]/g;
if (cx.test(json)) {
json = json.replace(cx, function (a) {
return '\\u' + ('0000' + a.charCodeAt(0).toString(16)).slice(-4);
});
}
try {
if (!sanitize || json.isJSON()) return eval('(' + json + ')');
} catch (e) {
}
throw new SyntaxError('Badly formed JSON string: ' + this.inspect());
}
function parseJSON() {
var json = this.unfilterJSON();
return JSON.parse(json);
}
function include(pattern) {
return this.indexOf(pattern) > -1;
}
function startsWith(pattern, position) {
position = Object.isNumber(position) ? position : 0;
return this.lastIndexOf(pattern, position) === position;
}
function endsWith(pattern, position) {
pattern = String(pattern);
position = Object.isNumber(position) ? position : this.length;
if (position < 0) position = 0;
if (position > this.length) position = this.length;
var d = position - pattern.length;
return d >= 0 && this.indexOf(pattern, d) === d;
}
function empty() {
return this == '';
}
function blank() {
return /^\s*$/.test(this);
}
function interpolate(object, pattern) {
return new Template(this, pattern).evaluate(object);
}
return {
gsub: gsub,
sub: sub,
scan: scan,
truncate: truncate,
strip: String.prototype.trim || strip,
stripTags: stripTags,
stripScripts: stripScripts,
extractScripts: extractScripts,
evalScripts: evalScripts,
escapeHTML: escapeHTML,
unescapeHTML: unescapeHTML,
toQueryParams: toQueryParams,
parseQuery: toQueryParams,
toArray: toArray,
succ: succ,
times: times,
camelize: camelize,
capitalize: capitalize,
underscore: underscore,
dasherize: dasherize,
inspect: inspect,
unfilterJSON: unfilterJSON,
isJSON: isJSON,
evalJSON: NATIVE_JSON_PARSE_SUPPORT ? parseJSON : evalJSON,
include: include,
startsWith: String.prototype.startsWith || startsWith,
endsWith: String.prototype.endsWith || endsWith,
empty: empty,
blank: blank,
interpolate: interpolate
};
})());
var Template = Class.create({
initialize: function (template, pattern) {
this.template = template.toString();
this.pattern = pattern || Template.Pattern;
},
evaluate: function (object) {
if (object && Object.isFunction(object.toTemplateReplacements))
object = object.toTemplateReplacements();
return this.template.gsub(this.pattern, function (match) {
if (object == null) return (match[1] + '');
var before = match[1] || '';
if (before == '\\') return match[2];
var ctx = object, expr = match[3],
pattern = /^([^.[]+|\[((?:.*?[^\\])?)\])(\.|\[|$)/;
match = pattern.exec(expr);
if (match == null) return before;
while (match != null) {
var comp = match[1].startsWith('[') ? match[2].replace(/\\\\]/g, ']') : 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 = (function () {
function each(iterator, context) {
try {
this._each(iterator, context);
} catch (e) {
if (e != $break) throw e;
}
return this;
}
function eachSlice(number, iterator, context) {
var index = -number, slices = [], array = this.toArray();
if (number < 1) return array;
while ((index += number) < array.length)
slices.push(array.slice(index, index + number));
return slices.collect(iterator, context);
}
function all(iterator, context) {
iterator = iterator || Prototype.K;
var result = true;
this.each(function (value, index) {
result = result && !!iterator.call(context, value, index, this);
if (!result) throw $break;
}, this);
return result;
}
function any(iterator, context) {
iterator = iterator || Prototype.K;
var result = false;
this.each(function (value, index) {
if (result = !!iterator.call(context, value, index, this))
throw $break;
}, this);
return result;
}
function collect(iterator, context) {
iterator = iterator || Prototype.K;
var results = [];
this.each(function (value, index) {
results.push(iterator.call(context, value, index, this));
}, this);
return results;
}
function detect(iterator, context) {
var result;
this.each(function (value, index) {
if (iterator.call(context, value, index, this)) {
result = value;
throw $break;
}
}, this);
return result;
}
function findAll(iterator, context) {
var results = [];
this.each(function (value, index) {
if (iterator.call(context, value, index, this))
results.push(value);
}, this);
return results;
}
function grep(filter, iterator, context) {
iterator = iterator || Prototype.K;
var results = [];
if (Object.isString(filter))
filter = new RegExp(RegExp.escape(filter));
this.each(function (value, index) {
if (filter.match(value))
results.push(iterator.call(context, value, index, this));
}, this);
return results;
}
function include(object) {
if (Object.isFunction(this.indexOf) && this.indexOf(object) != -1)
return true;
var found = false;
this.each(function (value) {
if (value == object) {
found = true;
throw $break;
}
});
return found;
}
function inGroupsOf(number, fillWith) {
fillWith = Object.isUndefined(fillWith) ? null : fillWith;
return this.eachSlice(number, function (slice) {
while (slice.length < number) slice.push(fillWith);
return slice;
});
}
function inject(memo, iterator, context) {
this.each(function (value, index) {
memo = iterator.call(context, memo, value, index, this);
}, this);
return memo;
}
function invoke(method) {
var args = $A(arguments).slice(1);
return this.map(function (value) {
return value[method].apply(value, args);
});
}
function max(iterator, context) {
iterator = iterator || Prototype.K;
var result;
this.each(function (value, index) {
value = iterator.call(context, value, index, this);
if (result == null || value >= result)
result = value;
}, this);
return result;
}
function min(iterator, context) {
iterator = iterator || Prototype.K;
var result;
this.each(function (value, index) {
value = iterator.call(context, value, index, this);
if (result == null || value < result)
result = value;
}, this);
return result;
}
function partition(iterator, context) {
iterator = iterator || Prototype.K;
var trues = [], falses = [];
this.each(function (value, index) {
(iterator.call(context, value, index, this) ?
trues : falses).push(value);
}, this);
return [trues, falses];
}
function pluck(property) {
var results = [];
this.each(function (value) {
results.push(value[property]);
});
return results;
}
function reject(iterator, context) {
var results = [];
this.each(function (value, index) {
if (!iterator.call(context, value, index, this))
results.push(value);
}, this);
return results;
}
function sortBy(iterator, context) {
return this.map(function (value, index) {
return {
value: value,
criteria: iterator.call(context, value, index, this)
};
}, this).sort(function (left, right) {
var a = left.criteria, b = right.criteria;
return a < b ? -1 : a > b ? 1 : 0;
}).pluck('value');
}
function toArray() {
return this.map();
}
function zip() {
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));
});
}
function size() {
return this.toArray().length;
}
function inspect() {
return '#<Enumerable:' + this.toArray().inspect() + '>';
}
return {
each: each,
eachSlice: eachSlice,
all: all,
every: all,
any: any,
some: any,
collect: collect,
map: collect,
detect: detect,
findAll: findAll,
select: findAll,
filter: findAll,
grep: grep,
include: include,
member: include,
inGroupsOf: inGroupsOf,
inject: inject,
invoke: invoke,
max: max,
min: min,
partition: partition,
pluck: pluck,
reject: reject,
sortBy: sortBy,
toArray: toArray,
entries: toArray,
zip: zip,
size: size,
inspect: inspect,
find: detect
};
})();
function $A(iterable) {
if (!iterable) return [];
if ('toArray' in Object(iterable)) return iterable.toArray();
var length = iterable.length || 0, results = new Array(length);
while (length--) results[length] = iterable[length];
return results;
}
function $w(string) {
if (!Object.isString(string)) return [];
string = string.strip();
return string ? string.split(/\s+/) : [];
}
Array.from = $A;
(function () {
var arrayProto = Array.prototype,
slice = arrayProto.slice,
_each = arrayProto.forEach; // use native browser JS 1.6 implementation if available
function each(iterator, context) {
for (var i = 0, length = this.length >>> 0; i < length; i++) {
if (i in this) iterator.call(context, this[i], i, this);
}
}
if (!_each) _each = each;
function clear() {
this.length = 0;
return this;
}
function first() {
return this[0];
}
function last() {
return this[this.length - 1];
}
function compact() {
return this.select(function (value) {
return value != null;
});
}
function flatten() {
return this.inject([], function (array, value) {
if (Object.isArray(value))
return array.concat(value.flatten());
array.push(value);
return array;
});
}
function without() {
var values = slice.call(arguments, 0);
return this.select(function (value) {
return !values.include(value);
});
}
function reverse(inline) {
return (inline === false ? this.toArray() : this)._reverse();
}
function uniq(sorted) {
return this.inject([], function (array, value, index) {
if (0 == index || (sorted ? array.last() != value : !array.include(value)))
array.push(value);
return array;
});
}
function intersect(array) {
return this.uniq().findAll(function (item) {
return array.indexOf(item) !== -1;
});
}
function clone() {
return slice.call(this, 0);
}
function size() {
return this.length;
}
function inspect() {
return '[' + this.map(Object.inspect).join(', ') + ']';
}
function indexOf(item, i) {
if (this == null) throw new TypeError();
var array = Object(this), length = array.length >>> 0;
if (length === 0) return -1;
i = Number(i);
if (isNaN(i)) {
i = 0;
} else if (i !== 0 && isFinite(i)) {
i = (i > 0 ? 1 : -1) * Math.floor(Math.abs(i));
}
if (i > length) return -1;
var k = i >= 0 ? i : Math.max(length - Math.abs(i), 0);
for (; k < length; k++)
if (k in array && array[k] === item) return k;
return -1;
}
function lastIndexOf(item, i) {
if (this == null) throw new TypeError();
var array = Object(this), length = array.length >>> 0;
if (length === 0) return -1;
if (!Object.isUndefined(i)) {
i = Number(i);
if (isNaN(i)) {
i = 0;
} else if (i !== 0 && isFinite(i)) {
i = (i > 0 ? 1 : -1) * Math.floor(Math.abs(i));
}
} else {
i = length;
}
var k = i >= 0 ? Math.min(i, length - 1) :
length - Math.abs(i);
for (; k >= 0; k--)
if (k in array && array[k] === item) return k;
return -1;
}
function concat(_) {
var array = [], items = slice.call(arguments, 0), item, n = 0;
items.unshift(this);
for (var i = 0, length = items.length; i < length; i++) {
item = items[i];
if (Object.isArray(item) && !('callee' in item)) {
for (var j = 0, arrayLength = item.length; j < arrayLength; j++) {
if (j in item) array[n] = item[j];
n++;
}
} else {
array[n++] = item;
}
}
array.length = n;
return array;
}
function wrapNative(method) {
return function () {
if (arguments.length === 0) {
return method.call(this, Prototype.K);
} else if (arguments[0] === undefined) {
var args = slice.call(arguments, 1);
args.unshift(Prototype.K);
return method.apply(this, args);
} else {
return method.apply(this, arguments);
}
};
}
function map(iterator) {
if (this == null) throw new TypeError();
iterator = iterator || Prototype.K;
var object = Object(this);
var results = [], context = arguments[1], n = 0;
for (var i = 0, length = object.length >>> 0; i < length; i++) {
if (i in object) {
results[n] = iterator.call(context, object[i], i, object);
}
n++;
}
results.length = n;
return results;
}
if (arrayProto.map) {
map = wrapNative(Array.prototype.map);
}
function filter(iterator) {
if (this == null || !Object.isFunction(iterator))
throw new TypeError();
var object = Object(this);
var results = [], context = arguments[1], value;
for (var i = 0, length = object.length >>> 0; i < length; i++) {
if (i in object) {
value = object[i];
if (iterator.call(context, value, i, object)) {
results.push(value);
}
}
}
return results;
}
if (arrayProto.filter) {
filter = Array.prototype.filter;
}
function some(iterator) {
if (this == null) throw new TypeError();
iterator = iterator || Prototype.K;
var context = arguments[1];
var object = Object(this);
for (var i = 0, length = object.length >>> 0; i < length; i++) {
if (i in object && iterator.call(context, object[i], i, object)) {
return true;
}
}
return false;
}
if (arrayProto.some) {
some = wrapNative(Array.prototype.some);
}
function every(iterator) {
if (this == null) throw new TypeError();
iterator = iterator || Prototype.K;
var context = arguments[1];
var object = Object(this);
for (var i = 0, length = object.length >>> 0; i < length; i++) {
if (i in object && !iterator.call(context, object[i], i, object)) {
return false;
}
}
return true;
}
if (arrayProto.every) {
every = wrapNative(Array.prototype.every);
}
Object.extend(arrayProto, Enumerable);
if (arrayProto.entries === Enumerable.entries) {
delete arrayProto.entries;
}
if (!arrayProto._reverse)
arrayProto._reverse = arrayProto.reverse;
Object.extend(arrayProto, {
_each: _each,
map: map,
collect: map,
select: filter,
filter: filter,
findAll: filter,
some: some,
any: some,
every: every,
all: every,
clear: clear,
first: first,
last: last,
compact: compact,
flatten: flatten,
without: without,
reverse: reverse,
uniq: uniq,
intersect: intersect,
clone: clone,
toArray: clone,
size: size,
inspect: inspect
});
var CONCAT_ARGUMENTS_BUGGY = (function () {
return [].concat(arguments)[0][0] !== 1;
})(1, 2);
if (CONCAT_ARGUMENTS_BUGGY) arrayProto.concat = concat;
if (!arrayProto.indexOf) arrayProto.indexOf = indexOf;
if (!arrayProto.lastIndexOf) arrayProto.lastIndexOf = lastIndexOf;
})();
function $H(object) {
return new Hash(object);
};
var Hash = Class.create(Enumerable, (function () {
function initialize(object) {
this._object = Object.isHash(object) ? object.toObject() : Object.clone(object);
}
function _each(iterator, context) {
var i = 0;
for (var key in this._object) {
var value = this._object[key], pair = [key, value];
pair.key = key;
pair.value = value;
iterator.call(context, pair, i);
i++;
}
}
function set(key, value) {
return this._object[key] = value;
}
function get(key) {
if (this._object[key] !== Object.prototype[key])
return this._object[key];
}
function unset(key) {
var value = this._object[key];
delete this._object[key];
return value;
}
function toObject() {
return Object.clone(this._object);
}
function keys() {
return this.pluck('key');
}
function values() {
return this.pluck('value');
}
function index(value) {
var match = this.detect(function (pair) {
return pair.value === value;
});
return match && match.key;
}
function merge(object) {
return this.clone().update(object);
}
function update(object) {
return new Hash(object).inject(this, function (result, pair) {
result.set(pair.key, pair.value);
return result;
});
}
function toQueryPair(key, value) {
if (Object.isUndefined(value)) return key;
value = String.interpret(value);
value = value.gsub(/(\r)?\n/, '\r\n');
value = encodeURIComponent(value);
value = value.gsub(/%20/, '+');
return key + '=' + value;
}
function toQueryString() {
return this.inject([], function (results, pair) {
var key = encodeURIComponent(pair.key), values = pair.value;
if (values && typeof values == 'object') {
if (Object.isArray(values)) {
var queryValues = [];
for (var i = 0, len = values.length, value; i < len; i++) {
value = values[i];
queryValues.push(toQueryPair(key, value));
}
return results.concat(queryValues);
}
} else results.push(toQueryPair(key, values));
return results;
}).join('&');
}
function inspect() {
return '#<Hash:{' + this.map(function (pair) {
return pair.map(Object.inspect).join(': ');
}).join(', ') + '}>';
}
function clone() {
return new Hash(this);
}
return {
initialize: initialize,
_each: _each,
set: set,
get: get,
unset: unset,
toObject: toObject,
toTemplateReplacements: toObject,
keys: keys,
values: values,
index: index,
merge: merge,
update: update,
toQueryString: toQueryString,
inspect: inspect,
toJSON: toObject,
clone: clone
};
})());
Hash.from = $H;
Object.extend(Number.prototype, (function () {
function toColorPart() {
return this.toPaddedString(2, 16);
}
function succ() {
return this + 1;
}
function times(iterator, context) {
$R(0, this, true).each(iterator, context);
return this;
}
function toPaddedString(length, radix) {
var string = this.toString(radix || 10);
return '0'.times(length - string.length) + string;
}
function abs() {
return Math.abs(this);
}
function round() {
return Math.round(this);
}
function ceil() {
return Math.ceil(this);
}
function floor() {
return Math.floor(this);
}
return {
toColorPart: toColorPart,
succ: succ,
times: times,
toPaddedString: toPaddedString,
abs: abs,
round: round,
ceil: ceil,
floor: floor
};
})());
function $R(start, end, exclusive) {
return new ObjectRange(start, end, exclusive);
}
var ObjectRange = Class.create(Enumerable, (function () {
function initialize(start, end, exclusive) {
this.start = start;
this.end = end;
this.exclusive = exclusive;
}
function _each(iterator, context) {
var value = this.start, i;
for (i = 0; this.include(value); i++) {
iterator.call(context, value, i);
value = value.succ();
}
}
function include(value) {
if (value < this.start)
return false;
if (this.exclusive)
return value < this.end;
return value <= this.end;
}
return {
initialize: initialize,
_each: _each,
include: include
};
})());
var Abstract = {};
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;
}
};
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, context) {
this.responders._each(iterator, context);
},
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.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.isString(this.options.parameters) ?
this.options.parameters :
Object.toQueryString(this.options.parameters);
if (!['get', 'post'].include(this.method)) {
params += (params ? '&' : '') + "_method=" + this.method;
this.method = 'post';
}
if (params && this.method === 'get') {
this.url += (this.url.include('?') ? '&' : '?') + params;
}
this.parameters = params.toQueryParams();
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';
}
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
$H(extras).each(function (pair) {
headers[pair.key] = pair.value
});
}
for (var name in headers)
if (headers[name] != null)
this.transport.setRequestHeader(name, headers[name]);
},
success: function () {
var status = this.getStatus();
return !status || (status >= 200 && status < 300) || status == 304;
},
getStatus: function () {
try {
if (this.transport.status === 1223) return 204;
return this.transport.status || 0;
} catch (e) {
return 0
}
},
respondToReadyState: function (readyState) {
var state = Ajax.Request.Events[readyState], response = new Ajax.Response(this);
if (state == 'Complete') {
try {
this._complete = true;
(this.options['on' + response.status]
|| this.options['on' + (this.success() ? 'Success' : 'Failure')]
|| Prototype.emptyFunction)(response, response.headerJSON);
} catch (e) {
this.dispatchException(e);
}
var contentType = response.getHeader('Content-type');
if (this.options.evalJS == 'force'
|| (this.options.evalJS && this.isSameOrigin() && contentType
&& contentType.match(/^\s*(text|application)\/(x-)?(java|ecma)script(;.*)?\s*$/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') {
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;
try {
json = decodeURIComponent(escape(json));
} catch (e) {
}
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 (GLOBAL) {
var UNDEFINED;
var SLICE = Array.prototype.slice;
var DIV = document.createElement('div');
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);
}
GLOBAL.$ = $;
if (!GLOBAL.Node) GLOBAL.Node = {};
if (!GLOBAL.Node.ELEMENT_NODE) {
Object.extend(GLOBAL.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
});
}
var ELEMENT_CACHE = {};
function shouldUseCreationCache(tagName, attributes) {
if (tagName === 'select') return false;
if ('type' in attributes) return false;
return true;
}
var HAS_EXTENDED_CREATE_ELEMENT_SYNTAX = (function () {
try {
var el = document.createElement('<input name="x">');
return el.tagName.toLowerCase() === 'input' && el.name === 'x';
} catch (err) {
return false;
}
})();
var oldElement = GLOBAL.Element;
function Element(tagName, attributes) {
attributes = attributes || {};
tagName = tagName.toLowerCase();
if (HAS_EXTENDED_CREATE_ELEMENT_SYNTAX && attributes.name) {
tagName = '<' + tagName + ' name="' + attributes.name + '">';
delete attributes.name;
return Element.writeAttribute(document.createElement(tagName), attributes);
}
if (!ELEMENT_CACHE[tagName])
ELEMENT_CACHE[tagName] = Element.extend(document.createElement(tagName));
var node = shouldUseCreationCache(tagName, attributes) ?
ELEMENT_CACHE[tagName].cloneNode(false) : document.createElement(tagName);
return Element.writeAttribute(node, attributes);
}
GLOBAL.Element = Element;
Object.extend(GLOBAL.Element, oldElement || {});
if (oldElement) GLOBAL.Element.prototype = oldElement.prototype;
Element.Methods = {ByTag: {}, Simulated: {}};
var methods = {};
var INSPECT_ATTRIBUTES = {id: 'id', className: 'class'};
function inspect(element) {
element = $(element);
var result = '<' + element.tagName.toLowerCase();
var attribute, value;
for (var property in INSPECT_ATTRIBUTES) {
attribute = INSPECT_ATTRIBUTES[property];
value = (element[property] || '').toString();
if (value) result += ' ' + attribute + '=' + value.inspect(true);
}
return result + '>';
}
methods.inspect = inspect;
function visible(element) {
return $(element).getStyle('display') !== 'none';
}
function toggle(element, bool) {
element = $(element);
if (typeof bool !== 'boolean')
bool = !Element.visible(element);
Element[bool ? 'show' : 'hide'](element);
return element;
}
function hide(element) {
element = $(element);
element.style.display = 'none';
return element;
}
function show(element) {
element = $(element);
element.style.display = '';
return element;
}
Object.extend(methods, {
visible: visible,
toggle: toggle,
hide: hide,
show: show
});
function remove(element) {
element = $(element);
element.parentNode.removeChild(element);
return element;
}
var SELECT_ELEMENT_INNERHTML_BUGGY = (function () {
var el = document.createElement("select"),
isBuggy = true;
el.innerHTML = "<option value=\"test\">test</option>";
if (el.options && el.options[0]) {
isBuggy = el.options[0].nodeName.toUpperCase() !== "OPTION";
}
el = null;
return isBuggy;
})();
var TABLE_ELEMENT_INNERHTML_BUGGY = (function () {
try {
var el = document.createElement("table");
if (el && el.tBodies) {
el.innerHTML = "<tbody><tr><td>test</td></tr></tbody>";
var isBuggy = typeof el.tBodies[0] == "undefined";
el = null;
return isBuggy;
}
} catch (e) {
return true;
}
})();
var LINK_ELEMENT_INNERHTML_BUGGY = (function () {
try {
var el = document.createElement('div');
el.innerHTML = "<link />";
var isBuggy = (el.childNodes.length === 0);
el = null;
return isBuggy;
} catch (e) {
return true;
}
})();
var ANY_INNERHTML_BUGGY = SELECT_ELEMENT_INNERHTML_BUGGY ||
TABLE_ELEMENT_INNERHTML_BUGGY || LINK_ELEMENT_INNERHTML_BUGGY;
var SCRIPT_ELEMENT_REJECTS_TEXTNODE_APPENDING = (function () {
var s = document.createElement("script"),
isBuggy = false;
try {
s.appendChild(document.createTextNode(""));
isBuggy = !s.firstChild ||
s.firstChild && s.firstChild.nodeType !== 3;
} catch (e) {
isBuggy = true;
}
s = null;
return isBuggy;
})();
function update(element, content) {
element = $(element);
var descendants = element.getElementsByTagName('*'),
i = descendants.length;
while (i--) purgeElement(descendants[i]);
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 === 'SCRIPT' && SCRIPT_ELEMENT_REJECTS_TEXTNODE_APPENDING) {
element.text = content;
return element;
}
if (ANY_INNERHTML_BUGGY) {
if (tagName in INSERTION_TRANSLATIONS.tags) {
while (element.firstChild)
element.removeChild(element.firstChild);
var nodes = getContentFromAnonymousElement(tagName, content.stripScripts());
for (var i = 0, node; node = nodes[i]; i++)
element.appendChild(node);
} else if (LINK_ELEMENT_INNERHTML_BUGGY && Object.isString(content) && content.indexOf('<link') > -1) {
while (element.firstChild)
element.removeChild(element.firstChild);
var nodes = getContentFromAnonymousElement(tagName,
content.stripScripts(), true);
for (var i = 0, node; node = nodes[i]; i++)
element.appendChild(node);
} else {
element.innerHTML = content.stripScripts();
}
} else {
element.innerHTML = content.stripScripts();
}
content.evalScripts.bind(content).defer();
return element;
}
function replace(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;
}
var INSERTION_TRANSLATIONS = {
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]
}
};
var tags = INSERTION_TRANSLATIONS.tags;
Object.extend(tags, {
THEAD: tags.TBODY,
TFOOT: tags.TBODY,
TH: tags.TD
});
function replace_IE(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 (tagName in INSERTION_TRANSLATIONS.tags) {
var nextSibling = Element.next(element);
var fragments = getContentFromAnonymousElement(
tagName, content.stripScripts());
parent.removeChild(element);
var iterator;
if (nextSibling)
iterator = function (node) {
parent.insertBefore(node, nextSibling)
};
else
iterator = function (node) {
parent.appendChild(node);
}
fragments.each(iterator);
} else {
element.outerHTML = content.stripScripts();
}
content.evalScripts.bind(content).defer();
return element;
}
if ('outerHTML' in document.documentElement)
replace = replace_IE;
function isContent(content) {
if (Object.isUndefined(content) || content === null) return false;
if (Object.isString(content) || Object.isNumber(content)) return true;
if (Object.isElement(content)) return true;
if (content.toElement || content.toHTML) return true;
return false;
}
function insertContentAt(element, content, position) {
position = position.toLowerCase();
var method = INSERTION_TRANSLATIONS[position];
if (content && content.toElement) content = content.toElement();
if (Object.isElement(content)) {
method(element, content);
return element;
}
content = Object.toHTML(content);
var tagName = ((position === 'before' || position === 'after') ?
element.parentNode : element).tagName.toUpperCase();
var childNodes = getContentFromAnonymousElement(tagName, content.stripScripts());
if (position === 'top' || position === 'after') childNodes.reverse();
for (var i = 0, node; node = childNodes[i]; i++)
method(element, node);
content.evalScripts.bind(content).defer();
}
function insert(element, insertions) {
element = $(element);
if (isContent(insertions))
insertions = {bottom: insertions};
for (var position in insertions)
insertContentAt(element, insertions[position], position);
return element;
}
function wrap(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;
}
function cleanWhitespace(element) {
element = $(element);
var node = element.firstChild;
while (node) {
var nextNode = node.nextSibling;
if (node.nodeType === Node.TEXT_NODE && !/\S/.test(node.nodeValue))
element.removeChild(node);
node = nextNode;
}
return element;
}
function empty(element) {
return $(element).innerHTML.blank();
}
function getContentFromAnonymousElement(tagName, html, force) {
var t = INSERTION_TRANSLATIONS.tags[tagName], div = DIV;
var workaround = !!t;
if (!workaround && force) {
workaround = true;
t = ['', '', 0];
}
if (workaround) {
div.innerHTML = ' ' + t[0] + html + t[1];
div.removeChild(div.firstChild);
for (var i = t[2]; i--;)
div = div.firstChild;
} else {
div.innerHTML = html;
}
return $A(div.childNodes);
}
function clone(element, deep) {
if (!(element = $(element))) return;
var clone = element.cloneNode(deep);
if (!HAS_UNIQUE_ID_PROPERTY) {
clone._prototypeUID = UNDEFINED;
if (deep) {
var descendants = Element.select(clone, '*'),
i = descendants.length;
while (i--)
descendants[i]._prototypeUID = UNDEFINED;
}
}
return Element.extend(clone);
}
function purgeElement(element) {
var uid = getUniqueElementID(element);
if (uid) {
Element.stopObserving(element);
if (!HAS_UNIQUE_ID_PROPERTY)
element._prototypeUID = UNDEFINED;
delete Element.Storage[uid];
}
}
function purgeCollection(elements) {
var i = elements.length;
while (i--)
purgeElement(elements[i]);
}
function purgeCollection_IE(elements) {
var i = elements.length, element, uid;
while (i--) {
element = elements[i];
uid = getUniqueElementID(element);
delete Element.Storage[uid];
delete Event.cache[uid];
}
}
if (HAS_UNIQUE_ID_PROPERTY) {
purgeCollection = purgeCollection_IE;
}
function purge(element) {
if (!(element = $(element))) return;
purgeElement(element);
var descendants = element.getElementsByTagName('*'),
i = descendants.length;
while (i--) purgeElement(descendants[i]);
return null;
}
Object.extend(methods, {
remove: remove,
update: update,
replace: replace,
insert: insert,
wrap: wrap,
cleanWhitespace: cleanWhitespace,
empty: empty,
clone: clone,
purge: purge
});
function recursivelyCollect(element, property, maximumLength) {
element = $(element);
maximumLength = maximumLength || -1;
var elements = [];
while (element = element[property]) {
if (element.nodeType === Node.ELEMENT_NODE)
elements.push(Element.extend(element));
if (elements.length === maximumLength) break;
}
return elements;
}
function ancestors(element) {
return recursivelyCollect(element, 'parentNode');
}
function descendants(element) {
return Element.select(element, '*');
}
function firstDescendant(element) {
element = $(element).firstChild;
while (element && element.nodeType !== Node.ELEMENT_NODE)
element = element.nextSibling;
return $(element);
}
function immediateDescendants(element) {
var results = [], child = $(element).firstChild;
while (child) {
if (child.nodeType === Node.ELEMENT_NODE)
results.push(Element.extend(child));
child = child.nextSibling;
}
return results;
}
function previousSiblings(element) {
return recursivelyCollect(element, 'previousSibling');
}
function nextSiblings(element) {
return recursivelyCollect(element, 'nextSibling');
}
function siblings(element) {
element = $(element);
var previous = previousSiblings(element),
next = nextSiblings(element);
return previous.reverse().concat(next);
}
function match(element, selector) {
element = $(element);
if (Object.isString(selector))
return Prototype.Selector.match(element, selector);
return selector.match(element);
}
function _recursivelyFind(element, property, expression, index) {
element = $(element), expression = expression || 0, index = index || 0;
if (Object.isNumber(expression)) {
index = expression, expression = null;
}
while (element = element[property]) {
if (element.nodeType !== 1) continue;
if (expression && !Prototype.Selector.match(element, expression))
continue;
if (--index >= 0) continue;
return Element.extend(element);
}
}
function up(element, expression, index) {
element = $(element);
if (arguments.length === 1) return $(element.parentNode);
return _recursivelyFind(element, 'parentNode', expression, index);
}
function down(element, expression, index) {
if (arguments.length === 1) return firstDescendant(element);
element = $(element), expression = expression || 0, index = index || 0;
if (Object.isNumber(expression))
index = expression, expression = '*';
var node = Prototype.Selector.select(expression, element)[index];
return Element.extend(node);
}
function previous(element, expression, index) {
return _recursivelyFind(element, 'previousSibling', expression, index);
}
function next(element, expression, index) {
return _recursivelyFind(element, 'nextSibling', expression, index);
}
function select(element) {
element = $(element);
var expressions = SLICE.call(arguments, 1).join(', ');
return Prototype.Selector.select(expressions, element);
}
function adjacent(element) {
element = $(element);
var expressions = SLICE.call(arguments, 1).join(', ');
var siblings = Element.siblings(element), results = [];
for (var i = 0, sibling; sibling = siblings[i]; i++) {
if (Prototype.Selector.match(sibling, expressions))
results.push(sibling);
}
return results;
}
function descendantOf_DOM(element, ancestor) {
element = $(element), ancestor = $(ancestor);
if (!element || !ancestor) return false;
while (element = element.parentNode)
if (element === ancestor) return true;
return false;
}
function descendantOf_contains(element, ancestor) {
element = $(element), ancestor = $(ancestor);
if (!element || !ancestor) return false;
if (!ancestor.contains) return descendantOf_DOM(element, ancestor);
return ancestor.contains(element) && ancestor !== element;
}
function descendantOf_compareDocumentPosition(element, ancestor) {
element = $(element), ancestor = $(ancestor);
if (!element || !ancestor) return false;
return (element.compareDocumentPosition(ancestor) & 8) === 8;
}
var descendantOf;
if (DIV.compareDocumentPosition) {
descendantOf = descendantOf_compareDocumentPosition;
} else if (DIV.contains) {
descendantOf = descendantOf_contains;
} else {
descendantOf = descendantOf_DOM;
}
Object.extend(methods, {
recursivelyCollect: recursivelyCollect,
ancestors: ancestors,
descendants: descendants,
firstDescendant: firstDescendant,
immediateDescendants: immediateDescendants,
previousSiblings: previousSiblings,
nextSiblings: nextSiblings,
siblings: siblings,
match: match,
up: up,
down: down,
previous: previous,
next: next,
select: select,
adjacent: adjacent,
descendantOf: descendantOf,
getElementsBySelector: select,
childElements: immediateDescendants
});
var idCounter = 1;
function identify(element) {
element = $(element);
var id = Element.readAttribute(element, 'id');
if (id) return id;
do {
id = 'anonymous_element_' + idCounter++
} while ($(id));
Element.writeAttribute(element, 'id', id);
return id;
}
function readAttribute(element, name) {
return $(element).getAttribute(name);
}
function readAttribute_IE(element, name) {
element = $(element);
var table = ATTRIBUTE_TRANSLATIONS.read;
if (table.values[name])
return table.values[name](element, name);
if (table.names[name]) name = table.names[name];
if (name.include(':')) {
if (!element.attributes || !element.attributes[name]) return null;
return element.attributes[name].value;
}
return element.getAttribute(name);
}
function readAttribute_Opera(element, name) {
if (name === 'title') return element.title;
return element.getAttribute(name);
}
var PROBLEMATIC_ATTRIBUTE_READING = (function () {
DIV.setAttribute('onclick', []);
var value = DIV.getAttribute('onclick');
var isFunction = Object.isArray(value);
DIV.removeAttribute('onclick');
return isFunction;
})();
if (PROBLEMATIC_ATTRIBUTE_READING) {
readAttribute = readAttribute_IE;
} else if (Prototype.Browser.Opera) {
readAttribute = readAttribute_Opera;
}
function writeAttribute(element, name, value) {
element = $(element);
var attributes = {}, table = ATTRIBUTE_TRANSLATIONS.write;
if (typeof name === 'object') {
attributes = name;
} else {
attributes[name] = Object.isUndefined(value) ? true : value;
}
for (var attr in attributes) {
name = table.names[attr] || attr;
value = attributes[attr];
if (table.values[attr]) {
value = table.values[attr](element, value);
if (Object.isUndefined(value)) continue;
}
if (value === false || value === null)
element.removeAttribute(name);
else if (value === true)
element.setAttribute(name, name);
else element.setAttribute(name, value);
}
return element;
}
var PROBLEMATIC_HAS_ATTRIBUTE_WITH_CHECKBOXES = (function () {
if (!HAS_EXTENDED_CREATE_ELEMENT_SYNTAX) {
return false;
}
var checkbox = document.createElement('<input type="checkbox">');
checkbox.checked = true;
var node = checkbox.getAttributeNode('checked');
return !node || !node.specified;
})();
function hasAttribute(element, attribute) {
attribute = ATTRIBUTE_TRANSLATIONS.has[attribute] || attribute;
var node = $(element).getAttributeNode(attribute);
return !!(node && node.specified);
}
function hasAttribute_IE(element, attribute) {
if (attribute === 'checked') {
return element.checked;
}
return hasAttribute(element, attribute);
}
GLOBAL.Element.Methods.Simulated.hasAttribute =
PROBLEMATIC_HAS_ATTRIBUTE_WITH_CHECKBOXES ?
hasAttribute_IE : hasAttribute;
function classNames(element) {
return new Element.ClassNames(element);
}
var regExpCache = {};
function getRegExpForClassName(className) {
if (regExpCache[className]) return regExpCache[className];
var re = new RegExp("(^|\\s+)" + className + "(\\s+|$)");
regExpCache[className] = re;
return re;
}
function hasClassName(element, className) {
if (!(element = $(element))) return;
var elementClassName = element.className;
if (elementClassName.length === 0) return false;
if (elementClassName === className) return true;
return getRegExpForClassName(className).test(elementClassName);
}
function addClassName(element, className) {
if (!(element = $(element))) return;
if (!hasClassName(element, className))
element.className += (element.className ? ' ' : '') + className;
return element;
}
function removeClassName(element, className) {
if (!(element = $(element))) return;
element.className = element.className.replace(
getRegExpForClassName(className), ' ').strip();
return element;
}
function toggleClassName(element, className, bool) {
if (!(element = $(element))) return;
if (Object.isUndefined(bool))
bool = !hasClassName(element, className);
var method = Element[bool ? 'addClassName' : 'removeClassName'];
return method(element, className);
}
var ATTRIBUTE_TRANSLATIONS = {};
var classProp = 'className', forProp = 'for';
DIV.setAttribute(classProp, 'x');
if (DIV.className !== 'x') {
DIV.setAttribute('class', 'x');
if (DIV.className === 'x')
classProp = 'class';
}
var LABEL = document.createElement('label');
LABEL.setAttribute(forProp, 'x');
if (LABEL.htmlFor !== 'x') {
LABEL.setAttribute('htmlFor', 'x');
if (LABEL.htmlFor === 'x')
forProp = 'htmlFor';
}
LABEL = null;
function _getAttr(element, attribute) {
return element.getAttribute(attribute);
}
function _getAttr2(element, attribute) {
return element.getAttribute(attribute, 2);
}
function _getAttrNode(element, attribute) {
var node = element.getAttributeNode(attribute);
return node ? node.value : '';
}
function _getFlag(element, attribute) {
return $(element).hasAttribute(attribute) ? attribute : null;
}
DIV.onclick = Prototype.emptyFunction;
var onclickValue = DIV.getAttribute('onclick');
var _getEv;
if (String(onclickValue).indexOf('{') > -1) {
_getEv = function (element, attribute) {
var value = element.getAttribute(attribute);
if (!value) return null;
value = value.toString();
value = value.split('{')[1];
value = value.split('}')[0];
return value.strip();
};
} else if (onclickValue === '') {
_getEv = function (element, attribute) {
var value = element.getAttribute(attribute);
if (!value) return null;
return value.strip();
};
}
ATTRIBUTE_TRANSLATIONS.read = {
names: {
'class': classProp,
'className': classProp,
'for': forProp,
'htmlFor': forProp
},
values: {
style: function (element) {
return element.style.cssText.toLowerCase();
},
title: function (element) {
return element.title;
}
}
};
ATTRIBUTE_TRANSLATIONS.write = {
names: {
className: 'class',
htmlFor: 'for',
cellpadding: 'cellPadding',
cellspacing: 'cellSpacing'
},
values: {
checked: function (element, value) {
value = !!value;
element.checked = value;
return value ? 'checked' : null;
},
style: function (element, value) {
element.style.cssText = value ? value : '';
}
}
};
ATTRIBUTE_TRANSLATIONS.has = {names: {}};
Object.extend(ATTRIBUTE_TRANSLATIONS.write.names,
ATTRIBUTE_TRANSLATIONS.read.names);
var CAMEL_CASED_ATTRIBUTE_NAMES = $w('colSpan rowSpan vAlign dateTime ' +
'accessKey tabIndex encType maxLength readOnly longDesc frameBorder');
for (var i = 0, attr; attr = CAMEL_CASED_ATTRIBUTE_NAMES[i]; i++) {
ATTRIBUTE_TRANSLATIONS.write.names[attr.toLowerCase()] = attr;
ATTRIBUTE_TRANSLATIONS.has.names[attr.toLowerCase()] = attr;
}
Object.extend(ATTRIBUTE_TRANSLATIONS.read.values, {
href: _getAttr2,
src: _getAttr2,
type: _getAttr,
action: _getAttrNode,
disabled: _getFlag,
checked: _getFlag,
readonly: _getFlag,
multiple: _getFlag,
onload: _getEv,
onunload: _getEv,
onclick: _getEv,
ondblclick: _getEv,
onmousedown: _getEv,
onmouseup: _getEv,
onmouseover: _getEv,
onmousemove: _getEv,
onmouseout: _getEv,
onfocus: _getEv,
onblur: _getEv,
onkeypress: _getEv,
onkeydown: _getEv,
onkeyup: _getEv,
onsubmit: _getEv,
onreset: _getEv,
onselect: _getEv,
onchange: _getEv
});
Object.extend(methods, {
identify: identify,
readAttribute: readAttribute,
writeAttribute: writeAttribute,
classNames: classNames,
hasClassName: hasClassName,
addClassName: addClassName,
removeClassName: removeClassName,
toggleClassName: toggleClassName
});
function normalizeStyleName(style) {
if (style === 'float' || style === 'styleFloat')
return 'cssFloat';
return style.camelize();
}
function normalizeStyleName_IE(style) {
if (style === 'float' || style === 'cssFloat')
return 'styleFloat';
return style.camelize();
}
function setStyle(element, styles) {
element = $(element);
var elementStyle = element.style, match;
if (Object.isString(styles)) {
elementStyle.cssText += ';' + styles;
if (styles.include('opacity')) {
var opacity = styles.match(/opacity:\s*(\d?\.?\d*)/)[1];
Element.setOpacity(element, opacity);
}
return element;
}
for (var property in styles) {
if (property === 'opacity') {
Element.setOpacity(element, styles[property]);
} else {
var value = styles[property];
if (property === 'float' || property === 'cssFloat') {
property = Object.isUndefined(elementStyle.styleFloat) ?
'cssFloat' : 'styleFloat';
}
elementStyle[property] = value;
}
}
return element;
}
function getStyle(element, style) {
element = $(element);
style = normalizeStyleName(style);
var value = element.style[style];
if (!value || value === 'auto') {
var css = document.defaultView.getComputedStyle(element, null);
value = css ? css[style] : null;
}
if (style === 'opacity') return value ? parseFloat(value) : 1.0;
return value === 'auto' ? null : value;
}
function getStyle_Opera(element, style) {
switch (style) {
case 'height':
case 'width':
if (!Element.visible(element)) return null;
var dim = parseInt(getStyle(element, style), 10);
if (dim !== element['offset' + style.capitalize()])
return dim + 'px';
return Element.measure(element, style);
default:
return getStyle(element, style);
}
}
function getStyle_IE(element, style) {
element = $(element);
style = normalizeStyleName_IE(style);
var value = element.style[style];
if (!value && element.currentStyle) {
value = element.currentStyle[style];
}
if (style === 'opacity') {
if (!STANDARD_CSS_OPACITY_SUPPORTED)
return getOpacity_IE(element);
else return value ? parseFloat(value) : 1.0;
}
if (value === 'auto') {
if ((style === 'width' || style === 'height') && Element.visible(element))
return Element.measure(element, style) + 'px';
return null;
}
return value;
}
function stripAlphaFromFilter_IE(filter) {
return (filter || '').replace(/alpha\([^\)]*\)/gi, '');
}
function hasLayout_IE(element) {
if (!element.currentStyle || !element.currentStyle.hasLayout)
element.style.zoom = 1;
return element;
}
var STANDARD_CSS_OPACITY_SUPPORTED = (function () {
DIV.style.cssText = "opacity:.55";
return /^0.55/.test(DIV.style.opacity);
})();
function setOpacity(element, value) {
element = $(element);
if (value == 1 || value === '') value = '';
else if (value < 0.00001) value = 0;
element.style.opacity = value;
return element;
}
function setOpacity_IE(element, value) {
if (STANDARD_CSS_OPACITY_SUPPORTED)
return setOpacity(element, value);
element = hasLayout_IE($(element));
var filter = Element.getStyle(element, 'filter'),
style = element.style;
if (value == 1 || value === '') {
filter = stripAlphaFromFilter_IE(filter);
if (filter) style.filter = filter;
else style.removeAttribute('filter');
return element;
}
if (value < 0.00001) value = 0;
style.filter = stripAlphaFromFilter_IE(filter) +
' alpha(opacity=' + (value * 100) + ')';
return element;
}
function getOpacity(element) {
return Element.getStyle(element, 'opacity');
}
function getOpacity_IE(element) {
if (STANDARD_CSS_OPACITY_SUPPORTED)
return getOpacity(element);
var filter = Element.getStyle(element, 'filter');
if (filter.length === 0) return 1.0;
var match = (filter || '').match(/alpha\(opacity=(.*)\)/i);
if (match && match[1]) return parseFloat(match[1]) / 100;
return 1.0;
}
Object.extend(methods, {
setStyle: setStyle,
getStyle: getStyle,
setOpacity: setOpacity,
getOpacity: getOpacity
});
if ('styleFloat' in DIV.style) {
methods.getStyle = getStyle_IE;
methods.setOpacity = setOpacity_IE;
methods.getOpacity = getOpacity_IE;
}
var UID = 0;
GLOBAL.Element.Storage = {UID: 1};
function getUniqueElementID(element) {
if (element === window) return 0;
if (typeof element._prototypeUID === 'undefined')
element._prototypeUID = Element.Storage.UID++;
return element._prototypeUID;
}
function getUniqueElementID_IE(element) {
if (element === window) return 0;
if (element == document) return 1;
return element.uniqueID;
}
var HAS_UNIQUE_ID_PROPERTY = ('uniqueID' in DIV);
if (HAS_UNIQUE_ID_PROPERTY)
getUniqueElementID = getUniqueElementID_IE;
function getStorage(element) {
if (!(element = $(element))) return;
var uid = getUniqueElementID(element);
if (!Element.Storage[uid])
Element.Storage[uid] = $H();
return Element.Storage[uid];
}
function store(element, key, value) {
if (!(element = $(element))) return;
var storage = getStorage(element);
if (arguments.length === 2) {
storage.update(key);
} else {
storage.set(key, value);
}
return element;
}
function retrieve(element, key, defaultValue) {
if (!(element = $(element))) return;
var storage = getStorage(element), value = storage.get(key);
if (Object.isUndefined(value)) {
storage.set(key, defaultValue);
value = defaultValue;
}
return value;
}
Object.extend(methods, {
getStorage: getStorage,
store: store,
retrieve: retrieve
});
var Methods = {}, ByTag = Element.Methods.ByTag,
F = Prototype.BrowserFeatures;
if (!F.ElementExtensions && ('__proto__' in DIV)) {
GLOBAL.HTMLElement = {};
GLOBAL.HTMLElement.prototype = DIV['__proto__'];
F.ElementExtensions = true;
}
function checkElementPrototypeDeficiency(tagName) {
if (typeof window.Element === 'undefined') return false;
if (!HAS_EXTENDED_CREATE_ELEMENT_SYNTAX) return false;
var proto = window.Element.prototype;
if (proto) {
var id = '_' + (Math.random() + '').slice(2),
el = document.createElement(tagName);
proto[id] = 'x';
var isBuggy = (el[id] !== 'x');
delete proto[id];
el = null;
return isBuggy;
}
return false;
}
var HTMLOBJECTELEMENT_PROTOTYPE_BUGGY =
checkElementPrototypeDeficiency('object');
function extendElementWith(element, methods) {
for (var property in methods) {
var value = methods[property];
if (Object.isFunction(value) && !(property in element))
element[property] = value.methodize();
}
}
var EXTENDED = {};
function elementIsExtended(element) {
var uid = getUniqueElementID(element);
return (uid in EXTENDED);
}
function extend(element) {
if (!element || elementIsExtended(element)) return element;
if (element.nodeType !== Node.ELEMENT_NODE || element == window)
return element;
var methods = Object.clone(Methods),
tagName = element.tagName.toUpperCase();
if (ByTag[tagName]) Object.extend(methods, ByTag[tagName]);
extendElementWith(element, methods);
EXTENDED[getUniqueElementID(element)] = true;
return element;
}
function extend_IE8(element) {
if (!element || elementIsExtended(element)) return element;
var t = element.tagName;
if (t && (/^(?:object|applet|embed)$/i.test(t))) {
extendElementWith(element, Element.Methods);
extendElementWith(element, Element.Methods.Simulated);
extendElementWith(element, Element.Methods.ByTag[t.toUpperCase()]);
}
return element;
}
if (F.SpecificElementExtensions) {
extend = HTMLOBJECTELEMENT_PROTOTYPE_BUGGY ? extend_IE8 : Prototype.K;
}
function addMethodsToTagName(tagName, methods) {
tagName = tagName.toUpperCase();
if (!ByTag[tagName]) ByTag[tagName] = {};
Object.extend(ByTag[tagName], methods);
}
function mergeMethods(destination, methods, onlyIfAbsent) {
if (Object.isUndefined(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];
var element = document.createElement(tagName),
proto = element['__proto__'] || element.constructor.prototype;
element = null;
return proto;
}
function addMethods(methods) {
if (arguments.length === 0) addFormMethods();
if (arguments.length === 2) {
var tagName = methods;
methods = arguments[1];
}
if (!tagName) {
Object.extend(Element.Methods, methods || {});
} else {
if (Object.isArray(tagName)) {
for (var i = 0, tag; tag = tagName[i]; i++)
addMethodsToTagName(tag, methods);
} else {
addMethodsToTagName(tagName, methods);
}
}
var ELEMENT_PROTOTYPE = window.HTMLElement ? HTMLElement.prototype :
Element.prototype;
if (F.ElementExtensions) {
mergeMethods(ELEMENT_PROTOTYPE, Element.Methods);
mergeMethods(ELEMENT_PROTOTYPE, Element.Methods.Simulated, true);
}
if (F.SpecificElementExtensions) {
for (var tag in Element.Methods.ByTag) {
var klass = findDOMClass(tag);
if (Object.isUndefined(klass)) continue;
mergeMethods(klass.prototype, ByTag[tag]);
}
}
Object.extend(Element, Element.Methods);
Object.extend(Element, Element.Methods.Simulated);
delete Element.ByTag;
delete Element.Simulated;
Element.extend.refresh();
ELEMENT_CACHE = {};
}
Object.extend(GLOBAL.Element, {
extend: extend,
addMethods: addMethods
});
if (extend === Prototype.K) {
GLOBAL.Element.extend.refresh = Prototype.emptyFunction;
} else {
GLOBAL.Element.extend.refresh = function () {
if (Prototype.BrowserFeatures.ElementExtensions) return;
Object.extend(Methods, Element.Methods);
Object.extend(Methods, Element.Methods.Simulated);
EXTENDED = {};
};
}
function addFormMethods() {
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),
"BUTTON": Object.clone(Form.Element.Methods)
});
}
Element.addMethods(methods);
function destroyCache_IE() {
DIV = null;
ELEMENT_CACHE = null;
}
if (window.attachEvent)
window.attachEvent('onunload', destroyCache_IE);
})(this);
(function () {
function toDecimal(pctString) {
var match = pctString.match(/^(\d+)%?$/i);
if (!match) return null;
return (Number(match[1]) / 100);
}
function getRawStyle(element, style) {
element = $(element);
var value = element.style[style];
if (!value || value === 'auto') {
var css = document.defaultView.getComputedStyle(element, null);
value = css ? css[style] : null;
}
if (style === 'opacity') return value ? parseFloat(value) : 1.0;
return value === 'auto' ? null : value;
}
function getRawStyle_IE(element, style) {
var value = element.style[style];
if (!value && element.currentStyle) {
value = element.currentStyle[style];
}
return value;
}
function getContentWidth(element, context) {
var boxWidth = element.offsetWidth;
var bl = getPixelValue(element, 'borderLeftWidth', context) || 0;
var br = getPixelValue(element, 'borderRightWidth', context) || 0;
var pl = getPixelValue(element, 'paddingLeft', context) || 0;
var pr = getPixelValue(element, 'paddingRight', context) || 0;
return boxWidth - bl - br - pl - pr;
}
if (!Object.isUndefined(document.documentElement.currentStyle) && !Prototype.Browser.Opera) {
getRawStyle = getRawStyle_IE;
}
function getPixelValue(value, property, context) {
var element = null;
if (Object.isElement(value)) {
element = value;
value = getRawStyle(element, property);
}
if (value === null || Object.isUndefined(value)) {
return null;
}
if ((/^(?:-)?\d+(\.\d+)?(px)?$/i).test(value)) {
return window.parseFloat(value);
}
var isPercentage = value.include('%'), isViewport = (context === document.viewport);
if (/\d/.test(value) && element && element.runtimeStyle && !(isPercentage && isViewport)) {
var style = element.style.left, rStyle = element.runtimeStyle.left;
element.runtimeStyle.left = element.currentStyle.left;
element.style.left = value || 0;
value = element.style.pixelLeft;
element.style.left = style;
element.runtimeStyle.left = rStyle;
return value;
}
if (element && isPercentage) {
context = context || element.parentNode;
var decimal = toDecimal(value), whole = null;
var isHorizontal = property.include('left') || property.include('right') ||
property.include('width');
var isVertical = property.include('top') || property.include('bottom') ||
property.include('height');
if (context === document.viewport) {
if (isHorizontal) {
whole = document.viewport.getWidth();
} else if (isVertical) {
whole = document.viewport.getHeight();
}
} else {
if (isHorizontal) {
whole = $(context).measure('width');
} else if (isVertical) {
whole = $(context).measure('height');
}
}
return (whole === null) ? 0 : whole * decimal;
}
return 0;
}
function toCSSPixels(number) {
if (Object.isString(number) && number.endsWith('px'))
return number;
return number + 'px';
}
function isDisplayed(element) {
while (element && element.parentNode) {
var display = element.getStyle('display');
if (display === 'none') {
return false;
}
element = $(element.parentNode);
}
return true;
}
var hasLayout = Prototype.K;
if ('currentStyle' in document.documentElement) {
hasLayout = function (element) {
if (!element.currentStyle.hasLayout) {
element.style.zoom = 1;
}
return element;
};
}
function cssNameFor(key) {
if (key.include('border')) key = key + '-width';
return key.camelize();
}
Element.Layout = Class.create(Hash, {
initialize: function ($super, element, preCompute) {
$super();
this.element = $(element);
Element.Layout.PROPERTIES.each(function (property) {
this._set(property, null);
}, this);
if (preCompute) {
this._preComputing = true;
this._begin();
Element.Layout.PROPERTIES.each(this._compute, this);
this._end();
this._preComputing = false;
}
},
_set: function (property, value) {
return Hash.prototype.set.call(this, property, value);
},
set: function (property, value) {
throw "Properties of Element.Layout are read-only.";
},
get: function ($super, property) {
var value = $super(property);
return value === null ? this._compute(property) : value;
},
_begin: function () {
if (this._isPrepared()) return;
var element = this.element;
if (isDisplayed(element)) {
this._setPrepared(true);
return;
}
var originalStyles = {
position: element.style.position || '',
width: element.style.width || '',
visibility: element.style.visibility || '',
display: element.style.display || ''
};
element.store('prototype_original_styles', originalStyles);
var position = getRawStyle(element, 'position'), width = element.offsetWidth;
if (width === 0 || width === null) {
element.style.display = 'block';
width = element.offsetWidth;
}
var context = (position === 'fixed') ? document.viewport :
element.parentNode;
var tempStyles = {
visibility: 'hidden',
display: 'block'
};
if (position !== 'fixed') tempStyles.position = 'absolute';
element.setStyle(tempStyles);
var positionedWidth = element.offsetWidth, newWidth;
if (width && (positionedWidth === width)) {
newWidth = getContentWidth(element, context);
} else if (position === 'absolute' || position === 'fixed') {
newWidth = getContentWidth(element, context);
} else {
var parent = element.parentNode, pLayout = $(parent).getLayout();
newWidth = pLayout.get('width') -
this.get('margin-left') -
this.get('border-left') -
this.get('padding-left') -
this.get('padding-right') -
this.get('border-right') -
this.get('margin-right');
}
element.setStyle({width: newWidth + 'px'});
this._setPrepared(true);
},
_end: function () {
var element = this.element;
var originalStyles = element.retrieve('prototype_original_styles');
element.store('prototype_original_styles', null);
element.setStyle(originalStyles);
this._setPrepared(false);
},
_compute: function (property) {
var COMPUTATIONS = Element.Layout.COMPUTATIONS;
if (!(property in COMPUTATIONS)) {
throw "Property not found.";
}
return this._set(property, COMPUTATIONS[property].call(this, this.element));
},
_isPrepared: function () {
return this.element.retrieve('prototype_element_layout_prepared', false);
},
_setPrepared: function (bool) {
return this.element.store('prototype_element_layout_prepared', bool);
},
toObject: function () {
var args = $A(arguments);
var keys = (args.length === 0) ? Element.Layout.PROPERTIES :
args.join(' ').split(' ');
var obj = {};
keys.each(function (key) {
if (!Element.Layout.PROPERTIES.include(key)) return;
var value = this.get(key);
if (value != null) obj[key] = value;
}, this);
return obj;
},
toHash: function () {
var obj = this.toObject.apply(this, arguments);
return new Hash(obj);
},
toCSS: function () {
var args = $A(arguments);
var keys = (args.length === 0) ? Element.Layout.PROPERTIES :
args.join(' ').split(' ');
var css = {};
keys.each(function (key) {
if (!Element.Layout.PROPERTIES.include(key)) return;
if (Element.Layout.COMPOSITE_PROPERTIES.include(key)) return;
var value = this.get(key);
if (value != null) css[cssNameFor(key)] = value + 'px';
}, this);
return css;
},
inspect: function () {
return "#<Element.Layout>";
}
});
Object.extend(Element.Layout, {
PROPERTIES: $w('height width top left right bottom border-left border-right border-top border-bottom padding-left padding-right padding-top padding-bottom margin-top margin-bottom margin-left margin-right padding-box-width padding-box-height border-box-width border-box-height margin-box-width margin-box-height'),
COMPOSITE_PROPERTIES: $w('padding-box-width padding-box-height margin-box-width margin-box-height border-box-width border-box-height'),
COMPUTATIONS: {
'height': function (element) {
if (!this._preComputing) this._begin();
var bHeight = this.get('border-box-height');
if (bHeight <= 0) {
if (!this._preComputing) this._end();
return 0;
}
var bTop = this.get('border-top'),
bBottom = this.get('border-bottom');
var pTop = this.get('padding-top'),
pBottom = this.get('padding-bottom');
if (!this._preComputing) this._end();
return bHeight - bTop - bBottom - pTop - pBottom;
},
'width': function (element) {
if (!this._preComputing) this._begin();
var bWidth = this.get('border-box-width');
if (bWidth <= 0) {
if (!this._preComputing) this._end();
return 0;
}
var bLeft = this.get('border-left'),
bRight = this.get('border-right');
var pLeft = this.get('padding-left'),
pRight = this.get('padding-right');
if (!this._preComputing) this._end();
return bWidth - bLeft - bRight - pLeft - pRight;
},
'padding-box-height': function (element) {
var height = this.get('height'),
pTop = this.get('padding-top'),
pBottom = this.get('padding-bottom');
return height + pTop + pBottom;
},
'padding-box-width': function (element) {
var width = this.get('width'),
pLeft = this.get('padding-left'),
pRight = this.get('padding-right');
return width + pLeft + pRight;
},
'border-box-height': function (element) {
if (!this._preComputing) this._begin();
var height = element.offsetHeight;
if (!this._preComputing) this._end();
return height;
},
'border-box-width': function (element) {
if (!this._preComputing) this._begin();
var width = element.offsetWidth;
if (!this._preComputing) this._end();
return width;
},
'margin-box-height': function (element) {
var bHeight = this.get('border-box-height'),
mTop = this.get('margin-top'),
mBottom = this.get('margin-bottom');
if (bHeight <= 0) return 0;
return bHeight + mTop + mBottom;
},
'margin-box-width': function (element) {
var bWidth = this.get('border-box-width'),
mLeft = this.get('margin-left'),
mRight = this.get('margin-right');
if (bWidth <= 0) return 0;
return bWidth + mLeft + mRight;
},
'top': function (element) {
var offset = element.positionedOffset();
return offset.top;
},
'bottom': function (element) {
var offset = element.positionedOffset(),
parent = element.getOffsetParent(),
pHeight = parent.measure('height');
var mHeight = this.get('border-box-height');
return pHeight - mHeight - offset.top;
},
'left': function (element) {
var offset = element.positionedOffset();
return offset.left;
},
'right': function (element) {
var offset = element.positionedOffset(),
parent = element.getOffsetParent(),
pWidth = parent.measure('width');
var mWidth = this.get('border-box-width');
return pWidth - mWidth - offset.left;
},
'padding-top': function (element) {
return getPixelValue(element, 'paddingTop');
},
'padding-bottom': function (element) {
return getPixelValue(element, 'paddingBottom');
},
'padding-left': function (element) {
return getPixelValue(element, 'paddingLeft');
},
'padding-right': function (element) {
return getPixelValue(element, 'paddingRight');
},
'border-top': function (element) {
return getPixelValue(element, 'borderTopWidth');
},
'border-bottom': function (element) {
return getPixelValue(element, 'borderBottomWidth');
},
'border-left': function (element) {
return getPixelValue(element, 'borderLeftWidth');
},
'border-right': function (element) {
return getPixelValue(element, 'borderRightWidth');
},
'margin-top': function (element) {
return getPixelValue(element, 'marginTop');
},
'margin-bottom': function (element) {
return getPixelValue(element, 'marginBottom');
},
'margin-left': function (element) {
return getPixelValue(element, 'marginLeft');
},
'margin-right': function (element) {
return getPixelValue(element, 'marginRight');
}
}
});
if ('getBoundingClientRect' in document.documentElement) {
Object.extend(Element.Layout.COMPUTATIONS, {
'right': function (element) {
var parent = hasLayout(element.getOffsetParent());
var rect = element.getBoundingClientRect(),
pRect = parent.getBoundingClientRect();
return (pRect.right - rect.right).round();
},
'bottom': function (element) {
var parent = hasLayout(element.getOffsetParent());
var rect = element.getBoundingClientRect(),
pRect = parent.getBoundingClientRect();
return (pRect.bottom - rect.bottom).round();
}
});
}
Element.Offset = Class.create({
initialize: function (left, top) {
this.left = left.round();
this.top = top.round();
this[0] = this.left;
this[1] = this.top;
},
relativeTo: function (offset) {
return new Element.Offset(
this.left - offset.left,
this.top - offset.top
);
},
inspect: function () {
return "#<Element.Offset left: #{left} top: #{top}>".interpolate(this);
},
toString: function () {
return "[#{left}, #{top}]".interpolate(this);
},
toArray: function () {
return [this.left, this.top];
}
});
function getLayout(element, preCompute) {
return new Element.Layout(element, preCompute);
}
function measure(element, property) {
return $(element).getLayout().get(property);
}
function getHeight(element) {
return Element.getDimensions(element).height;
}
function getWidth(element) {
return Element.getDimensions(element).width;
}
function getDimensions(element) {
element = $(element);
var display = Element.getStyle(element, 'display');
if (display && display !== 'none') {
return {width: element.offsetWidth, height: element.offsetHeight};
}
var style = element.style;
var originalStyles = {
visibility: style.visibility,
position: style.position,
display: style.display
};
var newStyles = {
visibility: 'hidden',
display: 'block'
};
if (originalStyles.position !== 'fixed')
newStyles.position = 'absolute';
Element.setStyle(element, newStyles);
var dimensions = {
width: element.offsetWidth,
height: element.offsetHeight
};
Element.setStyle(element, originalStyles);
return dimensions;
}
function getOffsetParent(element) {
element = $(element);
function selfOrBody(element) {
return isHtml(element) ? $(document.body) : $(element);
}
if (isDocument(element) || isDetached(element) || isBody(element) || isHtml(element))
return $(document.body);
var isInline = (Element.getStyle(element, 'display') === 'inline');
if (!isInline && element.offsetParent) return selfOrBody(element.offsetParent);
while ((element = element.parentNode) && element !== document.body) {
if (Element.getStyle(element, 'position') !== 'static') {
return selfOrBody(element);
}
}
return $(document.body);
}
function cumulativeOffset(element) {
element = $(element);
var valueT = 0, valueL = 0;
if (element.parentNode) {
do {
valueT += element.offsetTop || 0;
valueL += element.offsetLeft || 0;
element = element.offsetParent;
} while (element);
}
return new Element.Offset(valueL, valueT);
}
function positionedOffset(element) {
element = $(element);
var layout = element.getLayout();
var valueT = 0, valueL = 0;
do {
valueT += element.offsetTop || 0;
valueL += element.offsetLeft || 0;
element = element.offsetParent;
if (element) {
if (isBody(element)) break;
var p = Element.getStyle(element, 'position');
if (p !== 'static') break;
}
} while (element);
valueL -= layout.get('margin-left');
valueT -= layout.get('margin-top');
return new Element.Offset(valueL, valueT);
}
function cumulativeScrollOffset(element) {
var valueT = 0, valueL = 0;
do {
if (element === document.body) {
var bodyScrollNode = document.documentElement || document.body.parentNode || document.body;
valueT += !Object.isUndefined(window.pageYOffset) ? window.pageYOffset : bodyScrollNode.scrollTop || 0;
valueL += !Object.isUndefined(window.pageXOffset) ? window.pageXOffset : bodyScrollNode.scrollLeft || 0;
break;
} else {
valueT += element.scrollTop || 0;
valueL += element.scrollLeft || 0;
element = element.parentNode;
}
} while (element);
return new Element.Offset(valueL, valueT);
}
function viewportOffset(forElement) {
var valueT = 0, valueL = 0, docBody = document.body;
forElement = $(forElement);
var element = forElement;
do {
valueT += element.offsetTop || 0;
valueL += element.offsetLeft || 0;
if (element.offsetParent == docBody &&
Element.getStyle(element, 'position') == 'absolute') break;
} while (element = element.offsetParent);
element = forElement;
do {
if (element != docBody) {
valueT -= element.scrollTop || 0;
valueL -= element.scrollLeft || 0;
}
} while (element = element.parentNode);
return new Element.Offset(valueL, valueT);
}
function absolutize(element) {
element = $(element);
if (Element.getStyle(element, 'position') === 'absolute') {
return element;
}
var offsetParent = getOffsetParent(element);
var eOffset = element.viewportOffset(),
pOffset = offsetParent.viewportOffset();
var offset = eOffset.relativeTo(pOffset);
var layout = element.getLayout();
element.store('prototype_absolutize_original_styles', {
position: element.getStyle('position'),
left: element.getStyle('left'),
top: element.getStyle('top'),
width: element.getStyle('width'),
height: element.getStyle('height')
});
element.setStyle({
position: 'absolute',
top: offset.top + 'px',
left: offset.left + 'px',
width: layout.get('width') + 'px',
height: layout.get('height') + 'px'
});
return element;
}
function relativize(element) {
element = $(element);
if (Element.getStyle(element, 'position') === 'relative') {
return element;
}
var originalStyles =
element.retrieve('prototype_absolutize_original_styles');
if (originalStyles) element.setStyle(originalStyles);
return element;
}
function scrollTo(element) {
element = $(element);
var pos = Element.cumulativeOffset(element);
window.scrollTo(pos.left, pos.top);
return element;
}
function makePositioned(element) {
element = $(element);
var position = Element.getStyle(element, 'position'), styles = {};
if (position === 'static' || !position) {
styles.position = 'relative';
if (Prototype.Browser.Opera) {
styles.top = 0;
styles.left = 0;
}
Element.setStyle(element, styles);
Element.store(element, 'prototype_made_positioned', true);
}
return element;
}
function undoPositioned(element) {
element = $(element);
var storage = Element.getStorage(element),
madePositioned = storage.get('prototype_made_positioned');
if (madePositioned) {
storage.unset('prototype_made_positioned');
Element.setStyle(element, {
position: '',
top: '',
bottom: '',
left: '',
right: ''
});
}
return element;
}
function makeClipping(element) {
element = $(element);
var storage = Element.getStorage(element),
madeClipping = storage.get('prototype_made_clipping');
if (Object.isUndefined(madeClipping)) {
var overflow = Element.getStyle(element, 'overflow');
storage.set('prototype_made_clipping', overflow);
if (overflow !== 'hidden')
element.style.overflow = 'hidden';
}
return element;
}
function undoClipping(element) {
element = $(element);
var storage = Element.getStorage(element),
overflow = storage.get('prototype_made_clipping');
if (!Object.isUndefined(overflow)) {
storage.unset('prototype_made_clipping');
element.style.overflow = overflow || '';
}
return element;
}
function clonePosition(element, source, options) {
options = Object.extend({
setLeft: true,
setTop: true,
setWidth: true,
setHeight: true,
offsetTop: 0,
offsetLeft: 0
}, options || {});
var docEl = document.documentElement;
source = $(source);
element = $(element);
var p, delta, layout, styles = {};
if (options.setLeft || options.setTop) {
p = Element.viewportOffset(source);
delta = [0, 0];
if (Element.getStyle(element, 'position') === 'absolute') {
var parent = Element.getOffsetParent(element);
if (parent !== document.body) delta = Element.viewportOffset(parent);
}
}
function pageScrollXY() {
var x = 0, y = 0;
if (Object.isNumber(window.pageXOffset)) {
x = window.pageXOffset;
y = window.pageYOffset;
} else if (document.body && (document.body.scrollLeft || document.body.scrollTop)) {
x = document.body.scrollLeft;
y = document.body.scrollTop;
} else if (docEl && (docEl.scrollLeft || docEl.scrollTop)) {
x = docEl.scrollLeft;
y = docEl.scrollTop;
}
return {x: x, y: y};
}
var pageXY = pageScrollXY();
if (options.setWidth || options.setHeight) {
layout = Element.getLayout(source);
}
if (options.setLeft)
styles.left = (p[0] + pageXY.x - delta[0] + options.offsetLeft) + 'px';
if (options.setTop)
styles.top = (p[1] + pageXY.y - delta[1] + options.offsetTop) + 'px';
var currentLayout = element.getLayout();
if (options.setWidth) {
styles.width = layout.get('width') + 'px';
}
if (options.setHeight) {
styles.height = layout.get('height') + 'px';
}
return Element.setStyle(element, styles);
}
if (Prototype.Browser.IE) {
getOffsetParent = getOffsetParent.wrap(
function (proceed, element) {
element = $(element);
if (isDocument(element) || isDetached(element) || isBody(element) || isHtml(element))
return $(document.body);
var position = element.getStyle('position');
if (position !== 'static') return proceed(element);
element.setStyle({position: 'relative'});
var value = proceed(element);
element.setStyle({position: position});
return value;
}
);
positionedOffset = positionedOffset.wrap(function (proceed, element) {
element = $(element);
if (!element.parentNode) return new Element.Offset(0, 0);
var position = element.getStyle('position');
if (position !== 'static') return proceed(element);
var offsetParent = element.getOffsetParent();
if (offsetParent && offsetParent.getStyle('position') === 'fixed')
hasLayout(offsetParent);
element.setStyle({position: 'relative'});
var value = proceed(element);
element.setStyle({position: position});
return value;
});
} else if (Prototype.Browser.Webkit) {
cumulativeOffset = function (element) {
element = $(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 new Element.Offset(valueL, valueT);
};
}
Element.addMethods({
getLayout: getLayout,
measure: measure,
getWidth: getWidth,
getHeight: getHeight,
getDimensions: getDimensions,
getOffsetParent: getOffsetParent,
cumulativeOffset: cumulativeOffset,
positionedOffset: positionedOffset,
cumulativeScrollOffset: cumulativeScrollOffset,
viewportOffset: viewportOffset,
absolutize: absolutize,
relativize: relativize,
scrollTo: scrollTo,
makePositioned: makePositioned,
undoPositioned: undoPositioned,
makeClipping: makeClipping,
undoClipping: undoClipping,
clonePosition: clonePosition
});
function isBody(element) {
return element.nodeName.toUpperCase() === 'BODY';
}
function isHtml(element) {
return element.nodeName.toUpperCase() === 'HTML';
}
function isDocument(element) {
return element.nodeType === Node.DOCUMENT_NODE;
}
function isDetached(element) {
return element !== document.body &&
!Element.descendantOf(element, document.body);
}
if ('getBoundingClientRect' in document.documentElement) {
Element.addMethods({
viewportOffset: function (element) {
element = $(element);
if (isDetached(element)) return new Element.Offset(0, 0);
var rect = element.getBoundingClientRect(),
docEl = document.documentElement;
return new Element.Offset(rect.left - docEl.clientLeft,
rect.top - docEl.clientTop);
}
});
}
})();
(function () {
var IS_OLD_OPERA = Prototype.Browser.Opera &&
(window.parseFloat(window.opera.version()) < 9.5);
var ROOT = null;
function getRootElement() {
if (ROOT) return ROOT;
ROOT = IS_OLD_OPERA ? document.body : document.documentElement;
return ROOT;
}
function getDimensions() {
return {width: this.getWidth(), height: this.getHeight()};
}
function getWidth() {
return getRootElement().clientWidth;
}
function getHeight() {
return getRootElement().clientHeight;
}
function getScrollOffsets() {
var x = window.pageXOffset || document.documentElement.scrollLeft ||
document.body.scrollLeft;
var y = window.pageYOffset || document.documentElement.scrollTop ||
document.body.scrollTop;
return new Element.Offset(x, y);
}
document.viewport = {
getDimensions: getDimensions,
getWidth: getWidth,
getHeight: getHeight,
getScrollOffsets: getScrollOffsets
};
})();
window.$$ = function () {
var expression = $A(arguments).join(', ');
return Prototype.Selector.select(expression, document);
};
Prototype.Selector = (function () {
function select() {
throw new Error('Method "Prototype.Selector.select" must be defined.');
}
function match() {
throw new Error('Method "Prototype.Selector.match" must be defined.');
}
function find(elements, expression, index) {
index = index || 0;
var match = Prototype.Selector.match, length = elements.length, matchIndex = 0, i;
for (i = 0; i < length; i++) {
if (match(elements[i], expression) && index == matchIndex++) {
return Element.extend(elements[i]);
}
}
}
function extendElements(elements) {
for (var i = 0, length = elements.length; i < length; i++) {
Element.extend(elements[i]);
}
return elements;
}
var K = Prototype.K;
return {
select: select,
match: match,
find: find,
extendElements: (Element.extend === K) ? K : extendElements,
extendElement: Element.extend
};
})();
Prototype._original_property = window.Sizzle;
;(function () {
function fakeDefine(fn) {
Prototype._actual_sizzle = fn();
}
fakeDefine.amd = true;
if (typeof define !== 'undefined' && define.amd) {
Prototype._original_define = define;
Prototype._actual_sizzle = null;
window.define = fakeDefine;
}
})();
/*!
* Sizzle CSS Selector Engine v1.10.18
* http://sizzlejs.com/
*
* Copyright 2013 jQuery Foundation, Inc. and other contributors
* Released under the MIT license
* http://jquery.org/license
*
* Date: 2014-02-05
*/
(function (window) {
var i,
support,
Expr,
getText,
isXML,
compile,
select,
outermostContext,
sortInput,
hasDuplicate,
setDocument,
document,
docElem,
documentIsHTML,
rbuggyQSA,
rbuggyMatches,
matches,
contains,
expando = "sizzle" + -(new Date()),
preferredDoc = window.document,
dirruns = 0,
done = 0,
classCache = createCache(),
tokenCache = createCache(),
compilerCache = createCache(),
sortOrder = function (a, b) {
if (a === b) {
hasDuplicate = true;
}
return 0;
},
strundefined = typeof undefined,
MAX_NEGATIVE = 1 << 31,
hasOwn = ({}).hasOwnProperty,
arr = [],
pop = arr.pop,
push_native = arr.push,
push = arr.push,
slice = arr.slice,
indexOf = arr.indexOf || function (elem) {
var i = 0,
len = this.length;
for (; i < len; i++) {
if (this[i] === elem) {
return i;
}
}
return -1;
},
booleans = "checked|selected|async|autofocus|autoplay|controls|defer|disabled|hidden|ismap|loop|multiple|open|readonly|required|scoped",
whitespace = "[\\x20\\t\\r\\n\\f]",
characterEncoding = "(?:\\\\.|[\\w-]|[^\\x00-\\xa0])+",
identifier = characterEncoding.replace("w", "w#"),
attributes = "\\[" + whitespace + "*(" + characterEncoding + ")" + whitespace +
"*(?:([*^$|!~]?=)" + whitespace + "*(?:(['\"])((?:\\\\.|[^\\\\])*?)\\3|(" + identifier + ")|)|)" + whitespace + "*\\]",
pseudos = ":(" + characterEncoding + ")(?:\\(((['\"])((?:\\\\.|[^\\\\])*?)\\3|((?:\\\\.|[^\\\\()[\\]]|" + attributes.replace(3, 8) + ")*)|.*)\\)|)",
rtrim = new RegExp("^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g"),
rcomma = new RegExp("^" + whitespace + "*," + whitespace + "*"),
rcombinators = new RegExp("^" + whitespace + "*([>+~]|" + whitespace + ")" + whitespace + "*"),
rattributeQuotes = new RegExp("=" + whitespace + "*([^\\]'\"]*?)" + whitespace + "*\\]", "g"),
rpseudo = new RegExp(pseudos),
ridentifier = new RegExp("^" + identifier + "$"),
matchExpr = {
"ID": new RegExp("^#(" + characterEncoding + ")"),
"CLASS": new RegExp("^\\.(" + characterEncoding + ")"),
"TAG": new RegExp("^(" + characterEncoding.replace("w", "w*") + ")"),
"ATTR": new RegExp("^" + attributes),
"PSEUDO": new RegExp("^" + pseudos),
"CHILD": new RegExp("^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" + whitespace +
"*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace +
"*(\\d+)|))" + whitespace + "*\\)|)", "i"),
"bool": new RegExp("^(?:" + booleans + ")$", "i"),
"needsContext": new RegExp("^" + whitespace + "*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" +
whitespace + "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i")
},
rinputs = /^(?:input|select|textarea|button)$/i,
rheader = /^h\d$/i,
rnative = /^[^{]+\{\s*\[native \w/,
rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/,
rsibling = /[+~]/,
rescape = /'|\\/g,
runescape = new RegExp("\\\\([\\da-f]{1,6}" + whitespace + "?|(" + whitespace + ")|.)", "ig"),
funescape = function (_, escaped, escapedWhitespace) {
var high = "0x" + escaped - 0x10000;
return high !== high || escapedWhitespace ?
escaped :
high < 0 ?
String.fromCharCode(high + 0x10000) :
String.fromCharCode(high >> 10 | 0xD800, high & 0x3FF | 0xDC00);
};
try {
push.apply(
(arr = slice.call(preferredDoc.childNodes)),
preferredDoc.childNodes
);
arr[preferredDoc.childNodes.length].nodeType;
} catch (e) {
push = {
apply: arr.length ?
function (target, els) {
push_native.apply(target, slice.call(els));
} :
function (target, els) {
var j = target.length,
i = 0;
while ((target[j++] = els[i++])) {
}
target.length = j - 1;
}
};
}
function Sizzle(selector, context, results, seed) {
var match, elem, m, nodeType,
i, groups, old, nid, newContext, newSelector;
if ((context ? context.ownerDocument || context : preferredDoc) !== document) {
setDocument(context);
}
context = context || document;
results = results || [];
if (!selector || typeof selector !== "string") {
return results;
}
if ((nodeType = context.nodeType) !== 1 && nodeType !== 9) {
return [];
}
if (documentIsHTML && !seed) {
if ((match = rquickExpr.exec(selector))) {
if ((m = match[1])) {
if (nodeType === 9) {
elem = context.getElementById(m);
if (elem && elem.parentNode) {
if (elem.id === m) {
results.push(elem);
return results;
}
} else {
return results;
}
} else {
if (context.ownerDocument && (elem = context.ownerDocument.getElementById(m)) &&
contains(context, elem) && elem.id === m) {
results.push(elem);
return results;
}
}
} else if (match[2]) {
push.apply(results, context.getElementsByTagName(selector));
return results;
} else if ((m = match[3]) && support.getElementsByClassName && context.getElementsByClassName) {
push.apply(results, context.getElementsByClassName(m));
return results;
}
}
if (support.qsa && (!rbuggyQSA || !rbuggyQSA.test(selector))) {
nid = old = expando;
newContext = context;
newSelector = nodeType === 9 && selector;
if (nodeType === 1 && context.nodeName.toLowerCase() !== "object") {
groups = tokenize(selector);
if ((old = context.getAttribute("id"))) {
nid = old.replace(rescape, "\\$&");
} else {
context.setAttribute("id", nid);
}
nid = "[id='" + nid + "'] ";
i = groups.length;
while (i--) {
groups[i] = nid + toSelector(groups[i]);
}
newContext = rsibling.test(selector) && testContext(context.parentNode) || context;
newSelector = groups.join(",");
}
if (newSelector) {
try {
push.apply(results,
newContext.querySelectorAll(newSelector)
);
return results;
} catch (qsaError) {
} finally {
if (!old) {
context.removeAttribute("id");
}
}
}
}
}
return select(selector.replace(rtrim, "$1"), context, results, seed);
}
/**
* Create key-value caches of limited size
* @returns {Function(string, Object)} Returns the Object data after storing it on itself with
* property name the (space-suffixed) string and (if the cache is larger than Expr.cacheLength)
* deleting the oldest entry
*/
function createCache() {
var keys = [];
function cache(key, value) {
if (keys.push(key + " ") > Expr.cacheLength) {
delete cache[keys.shift()];
}
return (cache[key + " "] = value);
}
return cache;
}
/**
* Mark a function for special use by Sizzle
* @param {Function} fn The function to mark
*/
function markFunction(fn) {
fn[expando] = true;
return fn;
}
/**
* Support testing using an element
* @param {Function} fn Passed the created div and expects a boolean result
*/
function assert(fn) {
var div = document.createElement("div");
try {
return !!fn(div);
} catch (e) {
return false;
} finally {
if (div.parentNode) {
div.parentNode.removeChild(div);
}
div = null;
}
}
/**
* Adds the same handler for all of the specified attrs
* @param {String} attrs Pipe-separated list of attributes
* @param {Function} handler The method that will be applied
*/
function addHandle(attrs, handler) {
var arr = attrs.split("|"),
i = attrs.length;
while (i--) {
Expr.attrHandle[arr[i]] = handler;
}
}
/**
* Checks document order of two siblings
* @param {Element} a
* @param {Element} b
* @returns {Number} Returns less than 0 if a precedes b, greater than 0 if a follows b
*/
function siblingCheck(a, b) {
var cur = b && a,
diff = cur && a.nodeType === 1 && b.nodeType === 1 &&
(~b.sourceIndex || MAX_NEGATIVE) -
(~a.sourceIndex || MAX_NEGATIVE);
if (diff) {
return diff;
}
if (cur) {
while ((cur = cur.nextSibling)) {
if (cur === b) {
return -1;
}
}
}
return a ? 1 : -1;
}
/**
* Returns a function to use in pseudos for input types
* @param {String} type
*/
function createInputPseudo(type) {
return function (elem) {
var name = elem.nodeName.toLowerCase();
return name === "input" && elem.type === type;
};
}
/**
* Returns a function to use in pseudos for buttons
* @param {String} type
*/
function createButtonPseudo(type) {
return function (elem) {
var name = elem.nodeName.toLowerCase();
return (name === "input" || name === "button") && elem.type === type;
};
}
/**
* Returns a function to use in pseudos for positionals
* @param {Function} fn
*/
function createPositionalPseudo(fn) {
return markFunction(function (argument) {
argument = +argument;
return markFunction(function (seed, matches) {
var j,
matchIndexes = fn([], seed.length, argument),
i = matchIndexes.length;
while (i--) {
if (seed[(j = matchIndexes[i])]) {
seed[j] = !(matches[j] = seed[j]);
}
}
});
});
}
/**
* Checks a node for validity as a Sizzle context
* @param {Element|Object=} context
* @returns {Element|Object|Boolean} The input node if acceptable, otherwise a falsy value
*/
function testContext(context) {
return context && typeof context.getElementsByTagName !== strundefined && context;
}
support = Sizzle.support = {};
/**
* Detects XML nodes
* @param {Element|Object} elem An element or a document
* @returns {Boolean} True iff elem is a non-HTML XML node
*/
isXML = Sizzle.isXML = function (elem) {
var documentElement = elem && (elem.ownerDocument || elem).documentElement;
return documentElement ? documentElement.nodeName !== "HTML" : false;
};
/**
* Sets document-related variables once based on the current document
* @param {Element|Object} [doc] An element or document object to use to set the document
* @returns {Object} Returns the current document
*/
setDocument = Sizzle.setDocument = function (node) {
var hasCompare,
doc = node ? node.ownerDocument || node : preferredDoc,
parent = doc.defaultView;
if (doc === document || doc.nodeType !== 9 || !doc.documentElement) {
return document;
}
document = doc;
docElem = doc.documentElement;
documentIsHTML = !isXML(doc);
if (parent && parent !== parent.top) {
if (parent.addEventListener) {
parent.addEventListener("unload", function () {
setDocument();
}, false);
} else if (parent.attachEvent) {
parent.attachEvent("onunload", function () {
setDocument();
});
}
}
/* Attributes
---------------------------------------------------------------------- */
support.attributes = assert(function (div) {
div.className = "i";
return !div.getAttribute("className");
});
/* getElement(s)By*
---------------------------------------------------------------------- */
support.getElementsByTagName = assert(function (div) {
div.appendChild(doc.createComment(""));
return !div.getElementsByTagName("*").length;
});
support.getElementsByClassName = rnative.test(doc.getElementsByClassName) && assert(function (div) {
div.innerHTML = "<div class='a'></div><div class='a i'></div>";
div.firstChild.className = "i";
return div.getElementsByClassName("i").length === 2;
});
support.getById = assert(function (div) {
docElem.appendChild(div).id = expando;
return !doc.getElementsByName || !doc.getElementsByName(expando).length;
});
if (support.getById) {
Expr.find["ID"] = function (id, context) {
if (typeof context.getElementById !== strundefined && documentIsHTML) {
var m = context.getElementById(id);
return m && m.parentNode ? [m] : [];
}
};
Expr.filter["ID"] = function (id) {
var attrId = id.replace(runescape, funescape);
return function (elem) {
return elem.getAttribute("id") === attrId;
};
};
} else {
delete Expr.find["ID"];
Expr.filter["ID"] = function (id) {
var attrId = id.replace(runescape, funescape);
return function (elem) {
var node = typeof elem.getAttributeNode !== strundefined && elem.getAttributeNode("id");
return node && node.value === attrId;
};
};
}
Expr.find["TAG"] = support.getElementsByTagName ?
function (tag, context) {
if (typeof context.getElementsByTagName !== strundefined) {
return context.getElementsByTagName(tag);
}
} :
function (tag, context) {
var elem,
tmp = [],
i = 0,
results = context.getElementsByTagName(tag);
if (tag === "*") {
while ((elem = results[i++])) {
if (elem.nodeType === 1) {
tmp.push(elem);
}
}
return tmp;
}
return results;
};
Expr.find["CLASS"] = support.getElementsByClassName && function (className, context) {
if (typeof context.getElementsByClassName !== strundefined && documentIsHTML) {
return context.getElementsByClassName(className);
}
};
/* QSA/matchesSelector
---------------------------------------------------------------------- */
rbuggyMatches = [];
rbuggyQSA = [];
if ((support.qsa = rnative.test(doc.querySelectorAll))) {
assert(function (div) {
div.innerHTML = "<select t=''><option selected=''></option></select>";
if (div.querySelectorAll("[t^='']").length) {
rbuggyQSA.push("[*^$]=" + whitespace + "*(?:''|\"\")");
}
if (!div.querySelectorAll("[selected]").length) {
rbuggyQSA.push("\\[" + whitespace + "*(?:value|" + booleans + ")");
}
if (!div.querySelectorAll(":checked").length) {
rbuggyQSA.push(":checked");
}
});
assert(function (div) {
var input = doc.createElement("input");
input.setAttribute("type", "hidden");
div.appendChild(input).setAttribute("name", "D");
if (div.querySelectorAll("[name=d]").length) {
rbuggyQSA.push("name" + whitespace + "*[*^$|!~]?=");
}
if (!div.querySelectorAll(":enabled").length) {
rbuggyQSA.push(":enabled", ":disabled");
}
div.querySelectorAll("*,:x");
rbuggyQSA.push(",.*:");
});
}
if ((support.matchesSelector = rnative.test((matches = docElem.webkitMatchesSelector ||
docElem.mozMatchesSelector ||
docElem.oMatchesSelector ||
docElem.msMatchesSelector)))) {
assert(function (div) {
support.disconnectedMatch = matches.call(div, "div");
matches.call(div, "[s!='']:x");
rbuggyMatches.push("!=", pseudos);
});
}
rbuggyQSA = rbuggyQSA.length && new RegExp(rbuggyQSA.join("|"));
rbuggyMatches = rbuggyMatches.length && new RegExp(rbuggyMatches.join("|"));
/* Contains
---------------------------------------------------------------------- */
hasCompare = rnative.test(docElem.compareDocumentPosition);
contains = hasCompare || rnative.test(docElem.contains) ?
function (a, b) {
var adown = a.nodeType === 9 ? a.documentElement : a,
bup = b && b.parentNode;
return a === bup || !!(bup && bup.nodeType === 1 && (
adown.contains ?
adown.contains(bup) :
a.compareDocumentPosition && a.compareDocumentPosition(bup) & 16
));
} :
function (a, b) {
if (b) {
while ((b = b.parentNode)) {
if (b === a) {
return true;
}
}
}
return false;
};
/* Sorting
---------------------------------------------------------------------- */
sortOrder = hasCompare ?
function (a, b) {
if (a === b) {
hasDuplicate = true;
return 0;
}
var compare = !a.compareDocumentPosition - !b.compareDocumentPosition;
if (compare) {
return compare;
}
compare = (a.ownerDocument || a) === (b.ownerDocument || b) ?
a.compareDocumentPosition(b) :
1;
if (compare & 1 ||
(!support.sortDetached && b.compareDocumentPosition(a) === compare)) {
if (a === doc || a.ownerDocument === preferredDoc && contains(preferredDoc, a)) {
return -1;
}
if (b === doc || b.ownerDocument === preferredDoc && contains(preferredDoc, b)) {
return 1;
}
return sortInput ?
(indexOf.call(sortInput, a) - indexOf.call(sortInput, b)) :
0;
}
return compare & 4 ? -1 : 1;
} :
function (a, b) {
if (a === b) {
hasDuplicate = true;
return 0;
}
var cur,
i = 0,
aup = a.parentNode,
bup = b.parentNode,
ap = [a],
bp = [b];
if (!aup || !bup) {
return a === doc ? -1 :
b === doc ? 1 :
aup ? -1 :
bup ? 1 :
sortInput ?
(indexOf.call(sortInput, a) - indexOf.call(sortInput, b)) :
0;
} else if (aup === bup) {
return siblingCheck(a, b);
}
cur = a;
while ((cur = cur.parentNode)) {
ap.unshift(cur);
}
cur = b;
while ((cur = cur.parentNode)) {
bp.unshift(cur);
}
while (ap[i] === bp[i]) {
i++;
}
return i ?
siblingCheck(ap[i], bp[i]) :
ap[i] === preferredDoc ? -1 :
bp[i] === preferredDoc ? 1 :
0;
};
return doc;
};
Sizzle.matches = function (expr, elements) {
return Sizzle(expr, null, null, elements);
};
Sizzle.matchesSelector = function (elem, expr) {
if ((elem.ownerDocument || elem) !== document) {
setDocument(elem);
}
expr = expr.replace(rattributeQuotes, "='$1']");
if (support.matchesSelector && documentIsHTML &&
(!rbuggyMatches || !rbuggyMatches.test(expr)) &&
(!rbuggyQSA || !rbuggyQSA.test(expr))) {
try {
var ret = matches.call(elem, expr);
if (ret || support.disconnectedMatch ||
elem.document && elem.document.nodeType !== 11) {
return ret;
}
} catch (e) {
}
}
return Sizzle(expr, document, null, [elem]).length > 0;
};
Sizzle.contains = function (context, elem) {
if ((context.ownerDocument || context) !== document) {
setDocument(context);
}
return contains(context, elem);
};
Sizzle.attr = function (elem, name) {
if ((elem.ownerDocument || elem) !== document) {
setDocument(elem);
}
var fn = Expr.attrHandle[name.toLowerCase()],
val = fn && hasOwn.call(Expr.attrHandle, name.toLowerCase()) ?
fn(elem, name, !documentIsHTML) :
undefined;
return val !== undefined ?
val :
support.attributes || !documentIsHTML ?
elem.getAttribute(name) :
(val = elem.getAttributeNode(name)) && val.specified ?
val.value :
null;
};
Sizzle.error = function (msg) {
throw new Error("Syntax error, unrecognized expression: " + msg);
};
/**
* Document sorting and removing duplicates
* @param {ArrayLike} results
*/
Sizzle.uniqueSort = function (results) {
var elem,
duplicates = [],
j = 0,
i = 0;
hasDuplicate = !support.detectDuplicates;
sortInput = !support.sortStable && results.slice(0);
results.sort(sortOrder);
if (hasDuplicate) {
while ((elem = results[i++])) {
if (elem === results[i]) {
j = duplicates.push(i);
}
}
while (j--) {
results.splice(duplicates[j], 1);
}
}
sortInput = null;
return results;
};
/**
* Utility function for retrieving the text value of an array of DOM nodes
* @param {Array|Element} elem
*/
getText = Sizzle.getText = function (elem) {
var node,
ret = "",
i = 0,
nodeType = elem.nodeType;
if (!nodeType) {
while ((node = elem[i++])) {
ret += getText(node);
}
} else if (nodeType === 1 || nodeType === 9 || nodeType === 11) {
if (typeof elem.textContent === "string") {
return elem.textContent;
} else {
for (elem = elem.firstChild; elem; elem = elem.nextSibling) {
ret += getText(elem);
}
}
} else if (nodeType === 3 || nodeType === 4) {
return elem.nodeValue;
}
return ret;
};
Expr = Sizzle.selectors = {
cacheLength: 50,
createPseudo: markFunction,
match: matchExpr,
attrHandle: {},
find: {},
relative: {
">": {dir: "parentNode", first: true},
" ": {dir: "parentNode"},
"+": {dir: "previousSibling", first: true},
"~": {dir: "previousSibling"}
},
preFilter: {
"ATTR": function (match) {
match[1] = match[1].replace(runescape, funescape);
match[3] = (match[4] || match[5] || "").replace(runescape, funescape);
if (match[2] === "~=") {
match[3] = " " + match[3] + " ";
}
return match.slice(0, 4);
},
"CHILD": function (match) {
/* matches from matchExpr["CHILD"]
1 type (only|nth|...)
2 what (child|of-type)
3 argument (even|odd|\d*|\d*n([+-]\d+)?|...)
4 xn-component of xn+y argument ([+-]?\d*n|)
5 sign of xn-component
6 x of xn-component
7 sign of y-component
8 y of y-component
*/
match[1] = match[1].toLowerCase();
if (match[1].slice(0, 3) === "nth") {
if (!match[3]) {
Sizzle.error(match[0]);
}
match[4] = +(match[4] ? match[5] + (match[6] || 1) : 2 * (match[3] === "even" || match[3] === "odd"));
match[5] = +((match[7] + match[8]) || match[3] === "odd");
} else if (match[3]) {
Sizzle.error(match[0]);
}
return match;
},
"PSEUDO": function (match) {
var excess,
unquoted = !match[5] && match[2];
if (matchExpr["CHILD"].test(match[0])) {
return null;
}
if (match[3] && match[4] !== undefined) {
match[2] = match[4];
} else if (unquoted && rpseudo.test(unquoted) &&
(excess = tokenize(unquoted, true)) &&
(excess = unquoted.indexOf(")", unquoted.length - excess) - unquoted.length)) {
match[0] = match[0].slice(0, excess);
match[2] = unquoted.slice(0, excess);
}
return match.slice(0, 3);
}
},
filter: {
"TAG": function (nodeNameSelector) {
var nodeName = nodeNameSelector.replace(runescape, funescape).toLowerCase();
return nodeNameSelector === "*" ?
function () {
return true;
} :
function (elem) {
return elem.nodeName && elem.nodeName.toLowerCase() === nodeName;
};
},
"CLASS": function (className) {
var pattern = classCache[className + " "];
return pattern ||
(pattern = new RegExp("(^|" + whitespace + ")" + className + "(" + whitespace + "|$)")) &&
classCache(className, function (elem) {
return pattern.test(typeof elem.className === "string" && elem.className || typeof elem.getAttribute !== strundefined && elem.getAttribute("class") || "");
});
},
"ATTR": function (name, operator, check) {
return function (elem) {
var result = Sizzle.attr(elem, name);
if (result == null) {
return operator === "!=";
}
if (!operator) {
return true;
}
result += "";
return operator === "=" ? result === check :
operator === "!=" ? result !== check :
operator === "^=" ? check && result.indexOf(check) === 0 :
operator === "*=" ? check && result.indexOf(check) > -1 :
operator === "$=" ? check && result.slice(-check.length) === check :
operator === "~=" ? (" " + result + " ").indexOf(check) > -1 :
operator === "|=" ? result === check || result.slice(0, check.length + 1) === check + "-" :
false;
};
},
"CHILD": function (type, what, argument, first, last) {
var simple = type.slice(0, 3) !== "nth",
forward = type.slice(-4) !== "last",
ofType = what === "of-type";
return first === 1 && last === 0 ?
function (elem) {
return !!elem.parentNode;
} :
function (elem, context, xml) {
var cache, outerCache, node, diff, nodeIndex, start,
dir = simple !== forward ? "nextSibling" : "previousSibling",
parent = elem.parentNode,
name = ofType && elem.nodeName.toLowerCase(),
useCache = !xml && !ofType;
if (parent) {
if (simple) {
while (dir) {
node = elem;
while ((node = node[dir])) {
if (ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1) {
return false;
}
}
start = dir = type === "only" && !start && "nextSibling";
}
return true;
}
start = [forward ? parent.firstChild : parent.lastChild];
if (forward && useCache) {
outerCache = parent[expando] || (parent[expando] = {});
cache = outerCache[type] || [];
nodeIndex = cache[0] === dirruns && cache[1];
diff = cache[0] === dirruns && cache[2];
node = nodeIndex && parent.childNodes[nodeIndex];
while ((node = ++nodeIndex && node && node[dir] ||
(diff = nodeIndex = 0) || start.pop())) {
if (node.nodeType === 1 && ++diff && node === elem) {
outerCache[type] = [dirruns, nodeIndex, diff];
break;
}
}
} else if (useCache && (cache = (elem[expando] || (elem[expando] = {}))[type]) && cache[0] === dirruns) {
diff = cache[1];
} else {
while ((node = ++nodeIndex && node && node[dir] ||
(diff = nodeIndex = 0) || start.pop())) {
if ((ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1) && ++diff) {
if (useCache) {
(node[expando] || (node[expando] = {}))[type] = [dirruns, diff];
}
if (node === elem) {
break;
}
}
}
}
diff -= last;
return diff === first || (diff % first === 0 && diff / first >= 0);
}
};
},
"PSEUDO": function (pseudo, argument) {
var args,
fn = Expr.pseudos[pseudo] || Expr.setFilters[pseudo.toLowerCase()] ||
Sizzle.error("unsupported pseudo: " + pseudo);
if (fn[expando]) {
return fn(argument);
}
if (fn.length > 1) {
args = [pseudo, pseudo, "", argument];
return Expr.setFilters.hasOwnProperty(pseudo.toLowerCase()) ?
markFunction(function (seed, matches) {
var idx,
matched = fn(seed, argument),
i = matched.length;
while (i--) {
idx = indexOf.call(seed, matched[i]);
seed[idx] = !(matches[idx] = matched[i]);
}
}) :
function (elem) {
return fn(elem, 0, args);
};
}
return fn;
}
},
pseudos: {
"not": markFunction(function (selector) {
var input = [],
results = [],
matcher = compile(selector.replace(rtrim, "$1"));
return matcher[expando] ?
markFunction(function (seed, matches, context, xml) {
var elem,
unmatched = matcher(seed, null, xml, []),
i = seed.length;
while (i--) {
if ((elem = unmatched[i])) {
seed[i] = !(matches[i] = elem);
}
}
}) :
function (elem, context, xml) {
input[0] = elem;
matcher(input, null, xml, results);
return !results.pop();
};
}),
"has": markFunction(function (selector) {
return function (elem) {
return Sizzle(selector, elem).length > 0;
};
}),
"contains": markFunction(function (text) {
return function (elem) {
return (elem.textContent || elem.innerText || getText(elem)).indexOf(text) > -1;
};
}),
"lang": markFunction(function (lang) {
if (!ridentifier.test(lang || "")) {
Sizzle.error("unsupported lang: " + lang);
}
lang = lang.replace(runescape, funescape).toLowerCase();
return function (elem) {
var elemLang;
do {
if ((elemLang = documentIsHTML ?
elem.lang :
elem.getAttribute("xml:lang") || elem.getAttribute("lang"))) {
elemLang = elemLang.toLowerCase();
return elemLang === lang || elemLang.indexOf(lang + "-") === 0;
}
} while ((elem = elem.parentNode) && elem.nodeType === 1);
return false;
};
}),
"target": function (elem) {
var hash = window.location && window.location.hash;
return hash && hash.slice(1) === elem.id;
},
"root": function (elem) {
return elem === docElem;
},
"focus": function (elem) {
return elem === document.activeElement && (!document.hasFocus || document.hasFocus()) && !!(elem.type || elem.href || ~elem.tabIndex);
},
"enabled": function (elem) {
return elem.disabled === false;
},
"disabled": function (elem) {
return elem.disabled === true;
},
"checked": function (elem) {
var nodeName = elem.nodeName.toLowerCase();
return (nodeName === "input" && !!elem.checked) || (nodeName === "option" && !!elem.selected);
},
"selected": function (elem) {
if (elem.parentNode) {
elem.parentNode.selectedIndex;
}
return elem.selected === true;
},
"empty": function (elem) {
for (elem = elem.firstChild; elem; elem = elem.nextSibling) {
if (elem.nodeType < 6) {
return false;
}
}
return true;
},
"parent": function (elem) {
return !Expr.pseudos["empty"](elem);
},
"header": function (elem) {
return rheader.test(elem.nodeName);
},
"input": function (elem) {
return rinputs.test(elem.nodeName);
},
"button": function (elem) {
var name = elem.nodeName.toLowerCase();
return name === "input" && elem.type === "button" || name === "button";
},
"text": function (elem) {
var attr;
return elem.nodeName.toLowerCase() === "input" &&
elem.type === "text" &&
((attr = elem.getAttribute("type")) == null || attr.toLowerCase() === "text");
},
"first": createPositionalPseudo(function () {
return [0];
}),
"last": createPositionalPseudo(function (matchIndexes, length) {
return [length - 1];
}),
"eq": createPositionalPseudo(function (matchIndexes, length, argument) {
return [argument < 0 ? argument + length : argument];
}),
"even": createPositionalPseudo(function (matchIndexes, length) {
var i = 0;
for (; i < length; i += 2) {
matchIndexes.push(i);
}
return matchIndexes;
}),
"odd": createPositionalPseudo(function (matchIndexes, length) {
var i = 1;
for (; i < length; i += 2) {
matchIndexes.push(i);
}
return matchIndexes;
}),
"lt": createPositionalPseudo(function (matchIndexes, length, argument) {
var i = argument < 0 ? argument + length : argument;
for (; --i >= 0;) {
matchIndexes.push(i);
}
return matchIndexes;
}),
"gt": createPositionalPseudo(function (matchIndexes, length, argument) {
var i = argument < 0 ? argument + length : argument;
for (; ++i < length;) {
matchIndexes.push(i);
}
return matchIndexes;
})
}
};
Expr.pseudos["nth"] = Expr.pseudos["eq"];
for (i in {radio: true, checkbox: true, file: true, password: true, image: true}) {
Expr.pseudos[i] = createInputPseudo(i);
}
for (i in {submit: true, reset: true}) {
Expr.pseudos[i] = createButtonPseudo(i);
}
function setFilters() {
}
setFilters.prototype = Expr.filters = Expr.pseudos;
Expr.setFilters = new setFilters();
function tokenize(selector, parseOnly) {
var matched, match, tokens, type,
soFar, groups, preFilters,
cached = tokenCache[selector + " "];
if (cached) {
return parseOnly ? 0 : cached.slice(0);
}
soFar = selector;
groups = [];
preFilters = Expr.preFilter;
while (soFar) {
if (!matched || (match = rcomma.exec(soFar))) {
if (match) {
soFar = soFar.slice(match[0].length) || soFar;
}
groups.push((tokens = []));
}
matched = false;
if ((match = rcombinators.exec(soFar))) {
matched = match.shift();
tokens.push({
value: matched,
type: match[0].replace(rtrim, " ")
});
soFar = soFar.slice(matched.length);
}
for (type in Expr.filter) {
if ((match = matchExpr[type].exec(soFar)) && (!preFilters[type] ||
(match = preFilters[type](match)))) {
matched = match.shift();
tokens.push({
value: matched,
type: type,
matches: match
});
soFar = soFar.slice(matched.length);
}
}
if (!matched) {
break;
}
}
return parseOnly ?
soFar.length :
soFar ?
Sizzle.error(selector) :
tokenCache(selector, groups).slice(0);
}
function toSelector(tokens) {
var i = 0,
len = tokens.length,
selector = "";
for (; i < len; i++) {
selector += tokens[i].value;
}
return selector;
}
function addCombinator(matcher, combinator, base) {
var dir = combinator.dir,
checkNonElements = base && dir === "parentNode",
doneName = done++;
return combinator.first ?
function (elem, context, xml) {
while ((elem = elem[dir])) {
if (elem.nodeType === 1 || checkNonElements) {
return matcher(elem, context, xml);
}
}
} :
function (elem, context, xml) {
var oldCache, outerCache,
newCache = [dirruns, doneName];
if (xml) {
while ((elem = elem[dir])) {
if (elem.nodeType === 1 || checkNonElements) {
if (matcher(elem, context, xml)) {
return true;
}
}
}
} else {
while ((elem = elem[dir])) {
if (elem.nodeType === 1 || checkNonElements) {
outerCache = elem[expando] || (elem[expando] = {});
if ((oldCache = outerCache[dir]) &&
oldCache[0] === dirruns && oldCache[1] === doneName) {
return (newCache[2] = oldCache[2]);
} else {
outerCache[dir] = newCache;
if ((newCache[2] = matcher(elem, context, xml))) {
return true;
}
}
}
}
}
};
}
function elementMatcher(matchers) {
return matchers.length > 1 ?
function (elem, context, xml) {
var i = matchers.length;
while (i--) {
if (!matchers[i](elem, context, xml)) {
return false;
}
}
return true;
} :
matchers[0];
}
function multipleContexts(selector, contexts, results) {
var i = 0,
len = contexts.length;
for (; i < len; i++) {
Sizzle(selector, contexts[i], results);
}
return results;
}
function condense(unmatched, map, filter, context, xml) {
var elem,
newUnmatched = [],
i = 0,
len = unmatched.length,
mapped = map != null;
for (; i < len; i++) {
if ((elem = unmatched[i])) {
if (!filter || filter(elem, context, xml)) {
newUnmatched.push(elem);
if (mapped) {
map.push(i);
}
}
}
}
return newUnmatched;
}
function setMatcher(preFilter, selector, matcher, postFilter, postFinder, postSelector) {
if (postFilter && !postFilter[expando]) {
postFilter = setMatcher(postFilter);
}
if (postFinder && !postFinder[expando]) {
postFinder = setMatcher(postFinder, postSelector);
}
return markFunction(function (seed, results, context, xml) {
var temp, i, elem,
preMap = [],
postMap = [],
preexisting = results.length,
elems = seed || multipleContexts(selector || "*", context.nodeType ? [context] : context, []),
matcherIn = preFilter && (seed || !selector) ?
condense(elems, preMap, preFilter, context, xml) :
elems,
matcherOut = matcher ?
postFinder || (seed ? preFilter : preexisting || postFilter) ?
[] :
results :
matcherIn;
if (matcher) {
matcher(matcherIn, matcherOut, context, xml);
}
if (postFilter) {
temp = condense(matcherOut, postMap);
postFilter(temp, [], context, xml);
i = temp.length;
while (i--) {
if ((elem = temp[i])) {
matcherOut[postMap[i]] = !(matcherIn[postMap[i]] = elem);
}
}
}
if (seed) {
if (postFinder || preFilter) {
if (postFinder) {
temp = [];
i = matcherOut.length;
while (i--) {
if ((elem = matcherOut[i])) {
temp.push((matcherIn[i] = elem));
}
}
postFinder(null, (matcherOut = []), temp, xml);
}
i = matcherOut.length;
while (i--) {
if ((elem = matcherOut[i]) &&
(temp = postFinder ? indexOf.call(seed, elem) : preMap[i]) > -1) {
seed[temp] = !(results[temp] = elem);
}
}
}
} else {
matcherOut = condense(
matcherOut === results ?
matcherOut.splice(preexisting, matcherOut.length) :
matcherOut
);
if (postFinder) {
postFinder(null, results, matcherOut, xml);
} else {
push.apply(results, matcherOut);
}
}
});
}
function matcherFromTokens(tokens) {
var checkContext, matcher, j,
len = tokens.length,
leadingRelative = Expr.relative[tokens[0].type],
implicitRelative = leadingRelative || Expr.relative[" "],
i = leadingRelative ? 1 : 0,
matchContext = addCombinator(function (elem) {
return elem === checkContext;
}, implicitRelative, true),
matchAnyContext = addCombinator(function (elem) {
return indexOf.call(checkContext, elem) > -1;
}, implicitRelative, true),
matchers = [function (elem, context, xml) {
return (!leadingRelative && (xml || context !== outermostContext)) || (
(checkContext = context).nodeType ?
matchContext(elem, context, xml) :
matchAnyContext(elem, context, xml));
}];
for (; i < len; i++) {
if ((matcher = Expr.relative[tokens[i].type])) {
matchers = [addCombinator(elementMatcher(matchers), matcher)];
} else {
matcher = Expr.filter[tokens[i].type].apply(null, tokens[i].matches);
if (matcher[expando]) {
j = ++i;
for (; j < len; j++) {
if (Expr.relative[tokens[j].type]) {
break;
}
}
return setMatcher(
i > 1 && elementMatcher(matchers),
i > 1 && toSelector(
tokens.slice(0, i - 1).concat({value: tokens[i - 2].type === " " ? "*" : ""})
).replace(rtrim, "$1"),
matcher,
i < j && matcherFromTokens(tokens.slice(i, j)),
j < len && matcherFromTokens((tokens = tokens.slice(j))),
j < len && toSelector(tokens)
);
}
matchers.push(matcher);
}
}
return elementMatcher(matchers);
}
function matcherFromGroupMatchers(elementMatchers, setMatchers) {
var bySet = setMatchers.length > 0,
byElement = elementMatchers.length > 0,
superMatcher = function (seed, context, xml, results, outermost) {
var elem, j, matcher,
matchedCount = 0,
i = "0",
unmatched = seed && [],
setMatched = [],
contextBackup = outermostContext,
elems = seed || byElement && Expr.find["TAG"]("*", outermost),
dirrunsUnique = (dirruns += contextBackup == null ? 1 : Math.random() || 0.1),
len = elems.length;
if (outermost) {
outermostContext = context !== document && context;
}
for (; i !== len && (elem = elems[i]) != null; i++) {
if (byElement && elem) {
j = 0;
while ((matcher = elementMatchers[j++])) {
if (matcher(elem, context, xml)) {
results.push(elem);
break;
}
}
if (outermost) {
dirruns = dirrunsUnique;
}
}
if (bySet) {
if ((elem = !matcher && elem)) {
matchedCount--;
}
if (seed) {
unmatched.push(elem);
}
}
}
matchedCount += i;
if (bySet && i !== matchedCount) {
j = 0;
while ((matcher = setMatchers[j++])) {
matcher(unmatched, setMatched, context, xml);
}
if (seed) {
if (matchedCount > 0) {
while (i--) {
if (!(unmatched[i] || setMatched[i])) {
setMatched[i] = pop.call(results);
}
}
}
setMatched = condense(setMatched);
}
push.apply(results, setMatched);
if (outermost && !seed && setMatched.length > 0 &&
(matchedCount + setMatchers.length) > 1) {
Sizzle.uniqueSort(results);
}
}
if (outermost) {
dirruns = dirrunsUnique;
outermostContext = contextBackup;
}
return unmatched;
};
return bySet ?
markFunction(superMatcher) :
superMatcher;
}
compile = Sizzle.compile = function (selector, match /* Internal Use Only */) {
var i,
setMatchers = [],
elementMatchers = [],
cached = compilerCache[selector + " "];
if (!cached) {
if (!match) {
match = tokenize(selector);
}
i = match.length;
while (i--) {
cached = matcherFromTokens(match[i]);
if (cached[expando]) {
setMatchers.push(cached);
} else {
elementMatchers.push(cached);
}
}
cached = compilerCache(selector, matcherFromGroupMatchers(elementMatchers, setMatchers));
cached.selector = selector;
}
return cached;
};
/**
* A low-level selection function that works with Sizzle's compiled
* selector functions
* @param {String|Function} selector A selector or a pre-compiled
* selector function built with Sizzle.compile
* @param {Element} context
* @param {Array} [results]
* @param {Array} [seed] A set of elements to match against
*/
select = Sizzle.select = function (selector, context, results, seed) {
var i, tokens, token, type, find,
compiled = typeof selector === "function" && selector,
match = !seed && tokenize((selector = compiled.selector || selector));
results = results || [];
if (match.length === 1) {
tokens = match[0] = match[0].slice(0);
if (tokens.length > 2 && (token = tokens[0]).type === "ID" &&
support.getById && context.nodeType === 9 && documentIsHTML &&
Expr.relative[tokens[1].type]) {
context = (Expr.find["ID"](token.matches[0].replace(runescape, funescape), context) || [])[0];
if (!context) {
return results;
} else if (compiled) {
context = context.parentNode;
}
selector = selector.slice(tokens.shift().value.length);
}
i = matchExpr["needsContext"].test(selector) ? 0 : tokens.length;
while (i--) {
token = tokens[i];
if (Expr.relative[(type = token.type)]) {
break;
}
if ((find = Expr.find[type])) {
if ((seed = find(
token.matches[0].replace(runescape, funescape),
rsibling.test(tokens[0].type) && testContext(context.parentNode) || context
))) {
tokens.splice(i, 1);
selector = seed.length && toSelector(tokens);
if (!selector) {
push.apply(results, seed);
return results;
}
break;
}
}
}
}
(compiled || compile(selector, match))(
seed,
context,
!documentIsHTML,
results,
rsibling.test(selector) && testContext(context.parentNode) || context
);
return results;
};
support.sortStable = expando.split("").sort(sortOrder).join("") === expando;
support.detectDuplicates = !!hasDuplicate;
setDocument();
support.sortDetached = assert(function (div1) {
return div1.compareDocumentPosition(document.createElement("div")) & 1;
});
if (!assert(function (div) {
div.innerHTML = "<a href='#'></a>";
return div.firstChild.getAttribute("href") === "#";
})) {
addHandle("type|href|height|width", function (elem, name, isXML) {
if (!isXML) {
return elem.getAttribute(name, name.toLowerCase() === "type" ? 1 : 2);
}
});
}
if (!support.attributes || !assert(function (div) {
div.innerHTML = "<input/>";
div.firstChild.setAttribute("value", "");
return div.firstChild.getAttribute("value") === "";
})) {
addHandle("value", function (elem, name, isXML) {
if (!isXML && elem.nodeName.toLowerCase() === "input") {
return elem.defaultValue;
}
});
}
if (!assert(function (div) {
return div.getAttribute("disabled") == null;
})) {
addHandle(booleans, function (elem, name, isXML) {
var val;
if (!isXML) {
return elem[name] === true ? name.toLowerCase() :
(val = elem.getAttributeNode(name)) && val.specified ?
val.value :
null;
}
});
}
if (typeof define === "function" && define.amd) {
define(function () {
return Sizzle;
});
} else if (typeof module !== "undefined" && module.exports) {
module.exports = Sizzle;
} else {
window.Sizzle = Sizzle;
}
})(window);
;(function () {
if (typeof Sizzle !== 'undefined') {
return;
}
if (typeof define !== 'undefined' && define.amd) {
window.Sizzle = Prototype._actual_sizzle;
window.define = Prototype._original_define;
delete Prototype._actual_sizzle;
delete Prototype._original_define;
} else if (typeof module !== 'undefined' && module.exports) {
window.Sizzle = module.exports;
module.exports = {};
}
})();
;(function (engine) {
var extendElements = Prototype.Selector.extendElements;
function select(selector, scope) {
return extendElements(engine(selector, scope || document));
}
function match(element, selector) {
return engine.matches(selector, [element]).length == 1;
}
Prototype.Selector.engine = engine;
Prototype.Selector.select = select;
Prototype.Selector.match = match;
})(Sizzle);
window.Sizzle = Prototype._original_property;
delete Prototype._original_property;
var Form = {
reset: function (form) {
form = $(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, accumulator, initial;
if (options.hash) {
initial = {};
accumulator = function (result, key, value) {
if (key in result) {
if (!Object.isArray(result[key])) result[key] = [result[key]];
result[key] = result[key].concat(value);
} else result[key] = value;
return result;
};
} else {
initial = '';
accumulator = function (result, key, values) {
if (!Object.isArray(values)) {
values = [values];
}
if (!values.length) {
return result;
}
var encodedKey = encodeURIComponent(key).gsub(/%20/, '+');
return result + (result ? "&" : "") + values.map(function (value) {
value = value.gsub(/(\r)?\n/, '\r\n');
value = encodeURIComponent(value);
value = value.gsub(/%20/, '+');
return encodedKey + "=" + value;
}).join("&");
};
}
return elements.inject(initial, function (result, element) {
if (!element.disabled && element.name) {
key = element.name;
value = $(element).getValue();
if (value != null && element.type != 'file' && (element.type != 'submit' || (!submitted &&
submit !== false && (!submit || key == submit) && (submitted = true)))) {
result = accumulator(result, key, value);
}
}
return result;
});
}
};
Form.Methods = {
serialize: function (form, options) {
return Form.serializeElements(Form.getElements(form), options);
},
getElements: function (form) {
var elements = $(form).getElementsByTagName('*');
var element, results = [], serializers = Form.Element.Serializers;
for (var i = 0; element = elements[i]; i++) {
if (serializers[element.tagName.toLowerCase()])
results.push(Element.extend(element));
}
return results;
},
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 = $(form).getElements().findAll(function (element) {
return 'hidden' != element.type && !element.disabled;
});
var firstByIndex = elements.findAll(function (element) {
return element.hasAttribute('tabIndex') && element.tabIndex >= 0;
}).sortBy(function (element) {
return element.tabIndex
}).first();
return firstByIndex ? firstByIndex : elements.find(function (element) {
return /^(?:input|select|textarea)$/i.test(element.tagName);
});
},
focusFirstElement: function (form) {
form = $(form);
var element = form.findFirstElement();
if (element) element.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 = $(element);
try {
element.focus();
if (element.select && (element.tagName.toLowerCase() != 'input' ||
!(/^(?:button|reset|submit)$/i.test(element.type))))
element.select();
} catch (e) {
}
return element;
},
disable: function (element) {
element = $(element);
element.disabled = true;
return element;
},
enable: function (element) {
element = $(element);
element.disabled = false;
return element;
}
};
/*--------------------------------------------------------------------------*/
var Field = Form.Element;
var $F = Form.Element.Methods.getValue;
/*--------------------------------------------------------------------------*/
Form.Element.Serializers = (function () {
function input(element, value) {
switch (element.type.toLowerCase()) {
case 'checkbox':
case 'radio':
return inputSelector(element, value);
default:
return valueSelector(element, value);
}
}
function inputSelector(element, value) {
if (Object.isUndefined(value))
return element.checked ? element.value : null;
else element.checked = !!value;
}
function valueSelector(element, value) {
if (Object.isUndefined(value)) return element.value;
else element.value = value;
}
function select(element, value) {
if (Object.isUndefined(value))
return (element.type === 'select-one' ? selectOne : selectMany)(element);
var opt, currentValue, single = !Object.isArray(value);
for (var i = 0, length = element.length; i < length; i++) {
opt = element.options[i];
currentValue = this.optionValue(opt);
if (single) {
if (currentValue == value) {
opt.selected = true;
return;
}
} else opt.selected = value.include(currentValue);
}
}
function selectOne(element) {
var index = element.selectedIndex;
return index >= 0 ? optionValue(element.options[index]) : null;
}
function selectMany(element) {
var values, length = element.length;
if (!length) return null;
for (var i = 0, values = []; i < length; i++) {
var opt = element.options[i];
if (opt.selected) values.push(optionValue(opt));
}
return values;
}
function optionValue(opt) {
return Element.hasAttribute(opt, 'value') ? opt.value : opt.text;
}
return {
input: input,
inputSelector: inputSelector,
textarea: valueSelector,
select: select,
selectOne: selectOne,
selectMany: selectMany,
optionValue: optionValue,
button: valueSelector
};
})();
/*--------------------------------------------------------------------------*/
Abstract.TimedObserver = Class.create(PeriodicalExecuter, {
initialize: function ($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);
}
});
(function (GLOBAL) {
var DIV = document.createElement('div');
var docEl = document.documentElement;
var MOUSEENTER_MOUSELEAVE_EVENTS_SUPPORTED = 'onmouseenter' in docEl
&& 'onmouseleave' in docEl;
var 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
};
var isIELegacyEvent = function (event) {
return false;
};
if (window.attachEvent) {
if (window.addEventListener) {
isIELegacyEvent = function (event) {
return !(event instanceof window.Event);
};
} else {
isIELegacyEvent = function (event) {
return true;
};
}
}
var _isButton;
function _isButtonForDOMEvents(event, code) {
return event.which ? (event.which === code + 1) : (event.button === code);
}
var legacyButtonMap = {0: 1, 1: 4, 2: 2};
function _isButtonForLegacyEvents(event, code) {
return event.button === legacyButtonMap[code];
}
function _isButtonForWebKit(event, code) {
switch (code) {
case 0:
return event.which == 1 && !event.metaKey;
case 1:
return event.which == 2 || (event.which == 1 && event.metaKey);
case 2:
return event.which == 3;
default:
return false;
}
}
if (window.attachEvent) {
if (!window.addEventListener) {
_isButton = _isButtonForLegacyEvents;
} else {
_isButton = function (event, code) {
return isIELegacyEvent(event) ? _isButtonForLegacyEvents(event, code) :
_isButtonForDOMEvents(event, code);
}
}
} else if (Prototype.Browser.WebKit) {
_isButton = _isButtonForWebKit;
} else {
_isButton = _isButtonForDOMEvents;
}
function isLeftClick(event) {
return _isButton(event, 0)
}
function isMiddleClick(event) {
return _isButton(event, 1)
}
function isRightClick(event) {
return _isButton(event, 2)
}
function element(event) {
return Element.extend(_element(event));
}
function _element(event) {
event = Event.extend(event);
var node = event.target, type = event.type,
currentTarget = event.currentTarget;
if (currentTarget && currentTarget.tagName) {
if (type === 'load' || type === 'error' ||
(type === 'click' && currentTarget.tagName.toLowerCase() === 'input'
&& currentTarget.type === 'radio'))
node = currentTarget;
}
return node.nodeType == Node.TEXT_NODE ? node.parentNode : node;
}
function findElement(event, expression) {
var element = _element(event), selector = Prototype.Selector;
if (!expression) return Element.extend(element);
while (element) {
if (Object.isElement(element) && selector.match(element, expression))
return Element.extend(element);
element = element.parentNode;
}
}
function pointer(event) {
return {x: pointerX(event), y: pointerY(event)};
}
function pointerX(event) {
var docElement = document.documentElement,
body = document.body || {scrollLeft: 0};
return event.pageX || (event.clientX +
(docElement.scrollLeft || body.scrollLeft) -
(docElement.clientLeft || 0));
}
function pointerY(event) {
var docElement = document.documentElement,
body = document.body || {scrollTop: 0};
return event.pageY || (event.clientY +
(docElement.scrollTop || body.scrollTop) -
(docElement.clientTop || 0));
}
function stop(event) {
Event.extend(event);
event.preventDefault();
event.stopPropagation();
event.stopped = true;
}
Event.Methods = {
isLeftClick: isLeftClick,
isMiddleClick: isMiddleClick,
isRightClick: isRightClick,
element: element,
findElement: findElement,
pointer: pointer,
pointerX: pointerX,
pointerY: pointerY,
stop: stop
};
var methods = Object.keys(Event.Methods).inject({}, function (m, name) {
m[name] = Event.Methods[name].methodize();
return m;
});
if (window.attachEvent) {
function _relatedTarget(event) {
var element;
switch (event.type) {
case 'mouseover':
case 'mouseenter':
element = event.fromElement;
break;
case 'mouseout':
case 'mouseleave':
element = event.toElement;
break;
default:
return null;
}
return Element.extend(element);
}
var additionalMethods = {
stopPropagation: function () {
this.cancelBubble = true
},
preventDefault: function () {
this.returnValue = false
},
inspect: function () {
return '[object Event]'
}
};
Event.extend = function (event, element) {
if (!event) return false;
if (!isIELegacyEvent(event)) return event;
if (event._extendedByPrototype) return event;
event._extendedByPrototype = Prototype.emptyFunction;
var pointer = Event.pointer(event);
Object.extend(event, {
target: event.srcElement || element,
relatedTarget: _relatedTarget(event),
pageX: pointer.x,
pageY: pointer.y
});
Object.extend(event, methods);
Object.extend(event, additionalMethods);
return event;
};
} else {
Event.extend = Prototype.K;
}
if (window.addEventListener) {
Event.prototype = window.Event.prototype || document.createEvent('HTMLEvents').__proto__;
Object.extend(Event.prototype, methods);
}
var EVENT_TRANSLATIONS = {
mouseenter: 'mouseover',
mouseleave: 'mouseout'
};
function getDOMEventName(eventName) {
return EVENT_TRANSLATIONS[eventName] || eventName;
}
if (MOUSEENTER_MOUSELEAVE_EVENTS_SUPPORTED)
getDOMEventName = Prototype.K;
function getUniqueElementID(element) {
if (element === window) return 0;
if (typeof element._prototypeUID === 'undefined')
element._prototypeUID = Element.Storage.UID++;
return element._prototypeUID;
}
function getUniqueElementID_IE(element) {
if (element === window) return 0;
if (element == document) return 1;
return element.uniqueID;
}
if ('uniqueID' in DIV)
getUniqueElementID = getUniqueElementID_IE;
function isCustomEvent(eventName) {
return eventName.include(':');
}
Event._isCustomEvent = isCustomEvent;
function getOrCreateRegistryFor(element, uid) {
var CACHE = GLOBAL.Event.cache;
if (Object.isUndefined(uid))
uid = getUniqueElementID(element);
if (!CACHE[uid]) CACHE[uid] = {element: element};
return CACHE[uid];
}
function destroyRegistryForElement(element, uid) {
if (Object.isUndefined(uid))
uid = getUniqueElementID(element);
delete GLOBAL.Event.cache[uid];
}
function register(element, eventName, handler) {
var registry = getOrCreateRegistryFor(element);
if (!registry[eventName]) registry[eventName] = [];
var entries = registry[eventName];
var i = entries.length;
while (i--)
if (entries[i].handler === handler) return null;
var uid = getUniqueElementID(element);
var responder = GLOBAL.Event._createResponder(uid, eventName, handler);
var entry = {
responder: responder,
handler: handler
};
entries.push(entry);
return entry;
}
function unregister(element, eventName, handler) {
var registry = getOrCreateRegistryFor(element);
var entries = registry[eventName] || [];
var i = entries.length, entry;
while (i--) {
if (entries[i].handler === handler) {
entry = entries[i];
break;
}
}
if (entry) {
var index = entries.indexOf(entry);
entries.splice(index, 1);
}
if (entries.length === 0) {
delete registry[eventName];
if (Object.keys(registry).length === 1 && ('element' in registry))
destroyRegistryForElement(element);
}
return entry;
}
function observe(element, eventName, handler) {
element = $(element);
var entry = register(element, eventName, handler);
if (entry === null) return element;
var responder = entry.responder;
if (isCustomEvent(eventName))
observeCustomEvent(element, eventName, responder);
else
observeStandardEvent(element, eventName, responder);
return element;
}
function observeStandardEvent(element, eventName, responder) {
var actualEventName = getDOMEventName(eventName);
if (element.addEventListener) {
element.addEventListener(actualEventName, responder, false);
} else {
element.attachEvent('on' + actualEventName, responder);
}
}
function observeCustomEvent(element, eventName, responder) {
if (element.addEventListener) {
element.addEventListener('dataavailable', responder, false);
} else {
element.attachEvent('ondataavailable', responder);
element.attachEvent('onlosecapture', responder);
}
}
function stopObserving(element, eventName, handler) {
element = $(element);
var handlerGiven = !Object.isUndefined(handler),
eventNameGiven = !Object.isUndefined(eventName);
if (!eventNameGiven && !handlerGiven) {
stopObservingElement(element);
return element;
}
if (!handlerGiven) {
stopObservingEventName(element, eventName);
return element;
}
var entry = unregister(element, eventName, handler);
if (!entry) return element;
removeEvent(element, eventName, entry.responder);
return element;
}
function stopObservingStandardEvent(element, eventName, responder) {
var actualEventName = getDOMEventName(eventName);
if (element.removeEventListener) {
element.removeEventListener(actualEventName, responder, false);
} else {
element.detachEvent('on' + actualEventName, responder);
}
}
function stopObservingCustomEvent(element, eventName, responder) {
if (element.removeEventListener) {
element.removeEventListener('dataavailable', responder, false);
} else {
element.detachEvent('ondataavailable', responder);
element.detachEvent('onlosecapture', responder);
}
}
function stopObservingElement(element) {
var uid = getUniqueElementID(element), registry = GLOBAL.Event.cache[uid];
if (!registry) return;
destroyRegistryForElement(element, uid);
var entries, i;
for (var eventName in registry) {
if (eventName === 'element') continue;
entries = registry[eventName];
i = entries.length;
while (i--)
removeEvent(element, eventName, entries[i].responder);
}
}
function stopObservingEventName(element, eventName) {
var registry = getOrCreateRegistryFor(element);
var entries = registry[eventName];
if (entries) {
delete registry[eventName];
}
entries = entries || [];
var i = entries.length;
while (i--)
removeEvent(element, eventName, entries[i].responder);
for (var name in registry) {
if (name === 'element') continue;
return; // There is another registered event
}
destroyRegistryForElement(element);
}
function removeEvent(element, eventName, handler) {
if (isCustomEvent(eventName))
stopObservingCustomEvent(element, eventName, handler);
else
stopObservingStandardEvent(element, eventName, handler);
}
function getFireTarget(element) {
if (element !== document) return element;
if (document.createEvent && !element.dispatchEvent)
return document.documentElement;
return element;
}
function fire(element, eventName, memo, bubble) {
element = getFireTarget($(element));
if (Object.isUndefined(bubble)) bubble = true;
memo = memo || {};
var event = fireEvent(element, eventName, memo, bubble);
return Event.extend(event);
}
function fireEvent_DOM(element, eventName, memo, bubble) {
var event = document.createEvent('HTMLEvents');
event.initEvent('dataavailable', bubble, true);
event.eventName = eventName;
event.memo = memo;
element.dispatchEvent(event);
return event;
}
function fireEvent_IE(element, eventName, memo, bubble) {
var event = document.createEventObject();
event.eventType = bubble ? 'ondataavailable' : 'onlosecapture';
event.eventName = eventName;
event.memo = memo;
element.fireEvent(event.eventType, event);
return event;
}
var fireEvent = document.createEvent ? fireEvent_DOM : fireEvent_IE;
Event.Handler = Class.create({
initialize: function (element, eventName, selector, callback) {
this.element = $(element);
this.eventName = eventName;
this.selector = selector;
this.callback = callback;
this.handler = this.handleEvent.bind(this);
},
start: function () {
Event.observe(this.element, this.eventName, this.handler);
return this;
},
stop: function () {
Event.stopObserving(this.element, this.eventName, this.handler);
return this;
},
handleEvent: function (event) {
var element = Event.findElement(event, this.selector);
if (element) this.callback.call(this.element, event, element);
}
});
function on(element, eventName, selector, callback) {
element = $(element);
if (Object.isFunction(selector) && Object.isUndefined(callback)) {
callback = selector, selector = null;
}
return new Event.Handler(element, eventName, selector, callback).start();
}
Object.extend(Event, Event.Methods);
Object.extend(Event, {
fire: fire,
observe: observe,
stopObserving: stopObserving,
on: on
});
Element.addMethods({
fire: fire,
observe: observe,
stopObserving: stopObserving,
on: on
});
Object.extend(document, {
fire: fire.methodize(),
observe: observe.methodize(),
stopObserving: stopObserving.methodize(),
on: on.methodize(),
loaded: false
});
if (GLOBAL.Event) Object.extend(window.Event, Event);
else GLOBAL.Event = Event;
GLOBAL.Event.cache = {};
function destroyCache_IE() {
GLOBAL.Event.cache = null;
}
if (window.attachEvent)
window.attachEvent('onunload', destroyCache_IE);
DIV = null;
docEl = null;
})(this);
(function (GLOBAL) {
/* Code for creating leak-free event responders is based on work by
John-David Dalton. */
var docEl = document.documentElement;
var MOUSEENTER_MOUSELEAVE_EVENTS_SUPPORTED = 'onmouseenter' in docEl
&& 'onmouseleave' in docEl;
function isSimulatedMouseEnterLeaveEvent(eventName) {
return !MOUSEENTER_MOUSELEAVE_EVENTS_SUPPORTED &&
(eventName === 'mouseenter' || eventName === 'mouseleave');
}
function createResponder(uid, eventName, handler) {
if (Event._isCustomEvent(eventName))
return createResponderForCustomEvent(uid, eventName, handler);
if (isSimulatedMouseEnterLeaveEvent(eventName))
return createMouseEnterLeaveResponder(uid, eventName, handler);
return function (event) {
if (!Event.cache) return;
var element = Event.cache[uid].element;
Event.extend(event, element);
handler.call(element, event);
};
}
function createResponderForCustomEvent(uid, eventName, handler) {
return function (event) {
var cache = Event.cache[uid];
var element = cache && cache.element;
if (Object.isUndefined(event.eventName))
return false;
if (event.eventName !== eventName)
return false;
Event.extend(event, element);
handler.call(element, event);
};
}
function createMouseEnterLeaveResponder(uid, eventName, handler) {
return function (event) {
var element = Event.cache[uid].element;
Event.extend(event, element);
var parent = event.relatedTarget;
while (parent && parent !== element) {
try {
parent = parent.parentNode;
} catch (e) {
parent = element;
}
}
if (parent === element) return;
handler.call(element, event);
}
}
GLOBAL.Event._createResponder = createResponder;
docEl = null;
})(this);
(function (GLOBAL) {
/* Support for the DOMContentLoaded event is based on work by Dan Webb,
Matthias Miller, Dean Edwards, John Resig, and Diego Perini. */
var TIMER;
function fireContentLoadedEvent() {
if (document.loaded) return;
if (TIMER) window.clearTimeout(TIMER);
document.loaded = true;
document.fire('dom:loaded');
}
function checkReadyState() {
if (document.readyState === 'complete') {
document.detachEvent('onreadystatechange', checkReadyState);
fireContentLoadedEvent();
}
}
function pollDoScroll() {
try {
document.documentElement.doScroll('left');
} catch (e) {
TIMER = pollDoScroll.defer();
return;
}
fireContentLoadedEvent();
}
if (document.readyState === 'complete') {
fireContentLoadedEvent();
return;
}
if (document.addEventListener) {
document.addEventListener('DOMContentLoaded', fireContentLoadedEvent, false);
} else {
document.attachEvent('onreadystatechange', checkReadyState);
if (window == top) TIMER = pollDoScroll.defer();
}
Event.observe(window, 'load', fireContentLoadedEvent);
})(this);
Element.addMethods();
/*------------------------------- DEPRECATED -------------------------------*/
Hash.toQueryString = Object.toQueryString;
var Toggle = {display: Element.toggle};
Element.addMethods({
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');
var Position = {
includeScrollOffsets: false,
prepare: function () {
this.deltaX = window.pageXOffset
|| document.documentElement.scrollLeft
|| document.body.scrollLeft
|| 0;
this.deltaY = window.pageYOffset
|| document.documentElement.scrollTop
|| document.body.scrollTop
|| 0;
},
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);
},
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;
},
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 = $(element);
},
_each: function (iterator, context) {
this.element.className.split(/\s+/).select(function (name) {
return name.length > 0;
})._each(iterator, context);
},
set: function (className) {
this.element.className = className;
},
add: function (classNameToAdd) {
if (this.include(classNameToAdd)) return;
this.set($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);
/*--------------------------------------------------------------------------*/
(function () {
window.Selector = Class.create({
initialize: function (expression) {
this.expression = expression.strip();
},
findElements: function (rootElement) {
return Prototype.Selector.select(this.expression, rootElement);
},
match: function (element) {
return Prototype.Selector.match(element, this.expression);
},
toString: function () {
return this.expression;
},
inspect: function () {
return "#<Selector: " + this.expression + ">";
}
});
Object.extend(Selector, {
matchElements: function (elements, expression) {
var match = Prototype.Selector.match,
results = [];
for (var i = 0, length = elements.length; i < length; i++) {
var element = elements[i];
if (match(element, expression)) {
results.push(Element.extend(element));
}
}
return results;
},
findElement: function (elements, expression, index) {
index = index || 0;
var matchIndex = 0, element;
for (var i = 0, length = elements.length; i < length; i++) {
element = elements[i];
if (Prototype.Selector.match(element, expression) && index === matchIndex++) {
return Element.extend(element);
}
}
},
findChildElements: function (element, expressions) {
var selector = expressions.toArray().join(', ');
return Prototype.Selector.select(selector, element || document);
}
});
})();