var Prototype = { Version: '1.6.0.2', Browser: { IE: !!(window.attachEvent && !window.opera), Opera: !!window.opera, WebKit: navigator.userAgent.indexOf('AppleWebKit/') > -1, Gecko: navigator.userAgent.indexOf('Gecko') > -1 && navigator.userAgent.indexOf('KHTML') == -1, MobileSafari: !!navigator.userAgent.match(/Apple.*Mobile.*Safari/) }, BrowserFeatures: { XPath: !!document.evaluate, ElementExtensions: !!window.HTMLElement, SpecificElementExtensions: document.createElement('div').__proto__ && document.createElement('div').__proto__ !== document.createElement('form').__proto__ }, ScriptFragment: ']*>([\\S\\s]*?)<\/script>', JSONFilter: /^\/\*-secure-([\s\S]*)\*\/\s*$/, emptyFunction: function () { }, K: function (x) { return x } }; if (Prototype.Browser.MobileSafari) Prototype.BrowserFeatures.SpecificElementExtensions = false; var Class = { create: function () { var parent = null, properties = $A(arguments); if (Object.isFunction(properties[0])) parent = properties.shift(); function klass() { this.initialize.apply(this, arguments); } Object.extend(klass, Class.Methods); klass.superclass = parent; klass.subclasses = []; if (parent) { var subclass = function () { }; subclass.prototype = parent.prototype; klass.prototype = new subclass; parent.subclasses.push(klass); } for (var i = 0; i < properties.length; i++) klass.addMethods(properties[i]); if (!klass.prototype.initialize) klass.prototype.initialize = Prototype.emptyFunction; klass.prototype.constructor = klass; return klass; } }; Class.Methods = { addMethods: function (source) { var ancestor = this.superclass && this.superclass.prototype; var properties = Object.keys(source); if (!Object.keys({toString: true}).length) properties.push("toString", "valueOf"); for (var i = 0, length = properties.length; i < length; i++) { var property = properties[i], value = source[property]; if (ancestor && Object.isFunction(value) && value.argumentNames().first() == "$super") { var method = value, value = Object.extend((function (m) { return function () { return ancestor[m].apply(this, arguments) }; })(property).wrap(method), { valueOf: function () { return method }, toString: function () { return method.toString() } }); } this.prototype[property] = value; } return this; } }; var Abstract = {}; Object.extend = function (destination, source) { for (var property in source) destination[property] = source[property]; return destination; }; Object.extend(Object, { inspect: function (object) { try { if (Object.isUndefined(object))return 'undefined'; if (object === null)return 'null'; return object.inspect ? object.inspect() : String(object); } catch (e) { if (e instanceof RangeError)return '...'; throw e; } }, toJSON: function (object) { var type = typeof object; switch (type) { case'undefined': case'function': case'unknown': return; case'boolean': return object.toString(); } if (object === null)return 'null'; if (object.toJSON)return object.toJSON(); if (Object.isElement(object))return; var results = []; for (var property in object) { var value = Object.toJSON(object[property]); if (!Object.isUndefined(value)) results.push(property.toJSON() + ': ' + value); } return '{' + results.join(', ') + '}'; }, toQueryString: function (object) { return $H(object).toQueryString(); }, toHTML: function (object) { return object && object.toHTML ? object.toHTML() : String.interpret(object); }, keys: function (object) { var keys = []; for (var property in object) keys.push(property); return keys; }, values: function (object) { var values = []; for (var property in object) values.push(object[property]); return values; }, clone: function (object) { return Object.extend({}, object); }, isElement: function (object) { return object && object.nodeType == 1; }, isArray: function (object) { return object != null && typeof object == "object" && 'splice'in object && 'join'in object; }, isHash: function (object) { return object instanceof Hash; }, isFunction: function (object) { return typeof object == "function"; }, isString: function (object) { return typeof object == "string"; }, isNumber: function (object) { return typeof object == "number"; }, isUndefined: function (object) { return typeof object == "undefined"; } }); Object.extend(Function.prototype, { argumentNames: function () { var names = this.toString().match(/^[\s\(]*function[^(]*\((.*?)\)/)[1].split(",").invoke("strip"); return names.length == 1 && !names[0] ? [] : names; }, bind: function () { if (arguments.length < 2 && Object.isUndefined(arguments[0]))return this; var __method = this, args = $A(arguments), object = args.shift(); return function () { return __method.apply(object, args.concat($A(arguments))); } }, bindAsEventListener: function () { var __method = this, args = $A(arguments), object = args.shift(); return function (event) { return __method.apply(object, [event || window.event].concat(args)); } }, curry: function () { if (!arguments.length)return this; var __method = this, args = $A(arguments); return function () { return __method.apply(this, args.concat($A(arguments))); } }, delay: function () { var __method = this, args = $A(arguments), timeout = args.shift() * 1000; return window.setTimeout(function () { return __method.apply(__method, args); }, timeout); }, wrap: function (wrapper) { var __method = this; return function () { return wrapper.apply(this, [__method.bind(this)].concat($A(arguments))); } }, methodize: function () { if (this._methodized)return this._methodized; var __method = this; return this._methodized = function () { return __method.apply(null, [this].concat($A(arguments))); }; } }); Function.prototype.defer = Function.prototype.delay.curry(0.01); Date.prototype.toJSON = function () { return '"' + this.getUTCFullYear() + '-' + (this.getUTCMonth() + 1).toPaddedString(2) + '-' + this.getUTCDate().toPaddedString(2) + 'T' + this.getUTCHours().toPaddedString(2) + ':' + this.getUTCMinutes().toPaddedString(2) + ':' + this.getUTCSeconds().toPaddedString(2) + 'Z"'; }; var Try = { these: function () { var returnValue; for (var i = 0, length = arguments.length; i < length; i++) { var lambda = arguments[i]; try { returnValue = lambda(); break; } catch (e) { } } return returnValue; } }; RegExp.prototype.match = RegExp.prototype.test; RegExp.escape = function (str) { return String(str).replace(/([.*+?^=!:${}()|[\]\/\\])/g, '\\$1'); }; var PeriodicalExecuter = Class.create({ initialize: function (callback, frequency) { this.callback = callback; this.frequency = frequency; this.currentlyExecuting = false; this.registerCallback(); }, registerCallback: function () { this.timer = setInterval(this.onTimerEvent.bind(this), this.frequency * 1000); }, execute: function () { this.callback(this); }, stop: function () { if (!this.timer)return; clearInterval(this.timer); this.timer = null; }, onTimerEvent: function () { if (!this.currentlyExecuting) { try { this.currentlyExecuting = true; this.execute(); } finally { this.currentlyExecuting = false; } } } }); Object.extend(String, { interpret: function (value) { return value == null ? '' : String(value); }, specialChar: {'\b': '\\b', '\t': '\\t', '\n': '\\n', '\f': '\\f', '\r': '\\r', '\\': '\\\\'} }); Object.extend(String.prototype, { gsub: function (pattern, replacement) { var result = '', source = this, match; replacement = arguments.callee.prepareReplacement(replacement); while (source.length > 0) { if (match = source.match(pattern)) { result += source.slice(0, match.index); result += String.interpret(replacement(match)); source = source.slice(match.index + match[0].length); } else { result += source, source = ''; } } return result; }, sub: function (pattern, replacement, count) { replacement = this.gsub.prepareReplacement(replacement); count = Object.isUndefined(count) ? 1 : count; return this.gsub(pattern, function (match) { if (--count < 0)return match[0]; return replacement(match); }); }, scan: function (pattern, iterator) { this.gsub(pattern, iterator); return String(this); }, truncate: function (length, truncation) { length = length || 30; truncation = Object.isUndefined(truncation) ? '...' : truncation; return this.length > length ? this.slice(0, length - truncation.length) + truncation : String(this); }, strip: function () { return this.replace(/^\s+/, '').replace(/\s+$/, ''); }, stripTags: function () { return this.replace(/<\/?[^>]+>/gi, ''); }, stripScripts: function () { return this.replace(new RegExp(Prototype.ScriptFragment, 'img'), ''); }, extractScripts: function () { var matchAll = new RegExp(Prototype.ScriptFragment, 'img'); var matchOne = new RegExp(Prototype.ScriptFragment, 'im'); return (this.match(matchAll) || []).map(function (scriptTag) { return (scriptTag.match(matchOne) || ['', ''])[1]; }); }, evalScripts: function () { return this.extractScripts().map(function (script) { return eval(script) }); }, escapeHTML: function () { var self = arguments.callee; self.text.data = this; return self.div.innerHTML; }, unescapeHTML: function () { var div = new Element('div'); div.innerHTML = this.stripTags(); return div.childNodes[0] ? (div.childNodes.length > 1 ? $A(div.childNodes).inject('', function (memo, node) { return memo + node.nodeValue }) : div.childNodes[0].nodeValue) : ''; }, toQueryParams: function (separator) { var match = this.strip().match(/([^?#]*)(#.*)?$/); if (!match)return {}; return match[1].split(separator || '&').inject({}, function (hash, pair) { if ((pair = pair.split('='))[0]) { var key = decodeURIComponent(pair.shift()); var value = pair.length > 1 ? pair.join('=') : pair[0]; if (value != undefined)value = decodeURIComponent(value); if (key in hash) { if (!Object.isArray(hash[key]))hash[key] = [hash[key]]; hash[key].push(value); } else hash[key] = value; } return hash; }); }, toArray: function () { return this.split(''); }, succ: function () { return this.slice(0, this.length - 1) + String.fromCharCode(this.charCodeAt(this.length - 1) + 1); }, times: function (count) { return count < 1 ? '' : new Array(count + 1).join(this); }, camelize: function () { var parts = this.split('-'), len = parts.length; if (len == 1)return parts[0]; var camelized = this.charAt(0) == '-' ? parts[0].charAt(0).toUpperCase() + parts[0].substring(1) : parts[0]; for (var i = 1; i < len; i++) camelized += parts[i].charAt(0).toUpperCase() + parts[i].substring(1); return camelized; }, capitalize: function () { return this.charAt(0).toUpperCase() + this.substring(1).toLowerCase(); }, underscore: function () { return this.gsub(/::/, '/').gsub(/([A-Z]+)([A-Z][a-z])/, '#{1}_#{2}').gsub(/([a-z\d])([A-Z])/, '#{1}_#{2}').gsub(/-/, '_').toLowerCase(); }, dasherize: function () { return this.gsub(/_/, '-'); }, inspect: function (useDoubleQuotes) { var escapedString = this.gsub(/[\x00-\x1f\\]/, function (match) { var character = String.specialChar[match[0]]; return character ? character : '\\u00' + match[0].charCodeAt().toPaddedString(2, 16); }); if (useDoubleQuotes)return '"' + escapedString.replace(/"/g, '\\"') + '"'; return "'" + escapedString.replace(/'/g, '\\\'') + "'"; }, toJSON: function () { return this.inspect(true); }, unfilterJSON: function (filter) { return this.sub(filter || Prototype.JSONFilter, '#{1}'); }, isJSON: function () { var str = this; if (str.blank())return false; str = this.replace(/\\./g, '@').replace(/"[^"\\\n\r]*"/g, ''); return (/^[,:{}\[\]0-9.\-+Eaeflnr-u \n\r\t]*$/).test(str); }, evalJSON: function (sanitize) { var json = this.unfilterJSON(); try { if (!sanitize || json.isJSON())return eval('(' + json + ')'); } catch (e) { } throw new SyntaxError('Badly formed JSON string: ' + this.inspect()); }, include: function (pattern) { return this.indexOf(pattern) > -1; }, startsWith: function (pattern) { return this.indexOf(pattern) === 0; }, endsWith: function (pattern) { var d = this.length - pattern.length; return d >= 0 && this.lastIndexOf(pattern) === d; }, empty: function () { return this == ''; }, blank: function () { return /^\s*$/.test(this); }, interpolate: function (object, pattern) { return new Template(this, pattern).evaluate(object); } }); if (Prototype.Browser.WebKit || Prototype.Browser.IE)Object.extend(String.prototype, { escapeHTML: function () { return this.replace(/&/g, '&').replace(//g, '>'); }, unescapeHTML: function () { return this.replace(/&/g, '&').replace(//g, '>'); } }); String.prototype.gsub.prepareReplacement = function (replacement) { if (Object.isFunction(replacement))return replacement; var template = new Template(replacement); return function (match) { return template.evaluate(match) }; }; String.prototype.parseQuery = String.prototype.toQueryParams; Object.extend(String.prototype.escapeHTML, {div: document.createElement('div'), text: document.createTextNode('')}); with (String.prototype.escapeHTML)div.appendChild(text); var Template = Class.create({ initialize: function (template, pattern) { this.template = template.toString(); this.pattern = pattern || Template.Pattern; }, evaluate: function (object) { if (Object.isFunction(object.toTemplateReplacements)) object = object.toTemplateReplacements(); return this.template.gsub(this.pattern, function (match) { if (object == null)return ''; var before = match[1] || ''; if (before == '\\')return match[2]; var ctx = object, expr = match[3]; var pattern = /^([^.[]+|\[((?:.*?[^\\])?)\])(\.|\[|$)/; match = pattern.exec(expr); if (match == null)return before; while (match != null) { var comp = match[1].startsWith('[') ? match[2].gsub('\\\\]', ']') : match[1]; ctx = ctx[comp]; if (null == ctx || '' == match[3])break; expr = expr.substring('[' == match[3] ? match[1].length : match[0].length); match = pattern.exec(expr); } return before + String.interpret(ctx); }); } }); Template.Pattern = /(^|.|\r|\n)(#\{(.*?)\})/; var $break = {}; var Enumerable = { each: function (iterator, context) { var index = 0; iterator = iterator.bind(context); try { this._each(function (value) { iterator(value, index++); }); } catch (e) { if (e != $break)throw e; } return this; }, eachSlice: function (number, iterator, context) { iterator = iterator ? iterator.bind(context) : Prototype.K; var index = -number, slices = [], array = this.toArray(); while ((index += number) < array.length) slices.push(array.slice(index, index + number)); return slices.collect(iterator, context); }, all: function (iterator, context) { iterator = iterator ? iterator.bind(context) : Prototype.K; var result = true; this.each(function (value, index) { result = result && !!iterator(value, index); if (!result)throw $break; }); return result; }, any: function (iterator, context) { iterator = iterator ? iterator.bind(context) : Prototype.K; var result = false; this.each(function (value, index) { if (result = !!iterator(value, index)) throw $break; }); return result; }, collect: function (iterator, context) { iterator = iterator ? iterator.bind(context) : Prototype.K; var results = []; this.each(function (value, index) { results.push(iterator(value, index)); }); return results; }, detect: function (iterator, context) { iterator = iterator.bind(context); var result; this.each(function (value, index) { if (iterator(value, index)) { result = value; throw $break; } }); return result; }, findAll: function (iterator, context) { iterator = iterator.bind(context); var results = []; this.each(function (value, index) { if (iterator(value, index)) results.push(value); }); return results; }, grep: function (filter, iterator, context) { iterator = iterator ? iterator.bind(context) : Prototype.K; var results = []; if (Object.isString(filter)) filter = new RegExp(filter); this.each(function (value, index) { if (filter.match(value)) results.push(iterator(value, index)); }); return results; }, include: function (object) { if (Object.isFunction(this.indexOf)) if (this.indexOf(object) != -1)return true; var found = false; this.each(function (value) { if (value == object) { found = true; throw $break; } }); return found; }, inGroupsOf: function (number, fillWith) { fillWith = Object.isUndefined(fillWith) ? null : fillWith; return this.eachSlice(number, function (slice) { while (slice.length < number)slice.push(fillWith); return slice; }); }, inject: function (memo, iterator, context) { iterator = iterator.bind(context); this.each(function (value, index) { memo = iterator(memo, value, index); }); return memo; }, invoke: function (method) { var args = $A(arguments).slice(1); return this.map(function (value) { return value[method].apply(value, args); }); }, max: function (iterator, context) { iterator = iterator ? iterator.bind(context) : Prototype.K; var result; this.each(function (value, index) { value = iterator(value, index); if (result == null || value >= result) result = value; }); return result; }, min: function (iterator, context) { iterator = iterator ? iterator.bind(context) : Prototype.K; var result; this.each(function (value, index) { value = iterator(value, index); if (result == null || value < result) result = value; }); return result; }, partition: function (iterator, context) { iterator = iterator ? iterator.bind(context) : Prototype.K; var trues = [], falses = []; this.each(function (value, index) { (iterator(value, index) ? trues : falses).push(value); }); return [trues, falses]; }, pluck: function (property) { var results = []; this.each(function (value) { results.push(value[property]); }); return results; }, reject: function (iterator, context) { iterator = iterator.bind(context); var results = []; this.each(function (value, index) { if (!iterator(value, index)) results.push(value); }); return results; }, sortBy: function (iterator, context) { iterator = iterator.bind(context); return this.map(function (value, index) { return {value: value, criteria: iterator(value, index)}; }).sort(function (left, right) { var a = left.criteria, b = right.criteria; return a < b ? -1 : a > b ? 1 : 0; }).pluck('value'); }, toArray: function () { return this.map(); }, zip: function () { var iterator = Prototype.K, args = $A(arguments); if (Object.isFunction(args.last())) iterator = args.pop(); var collections = [this].concat(args).map($A); return this.map(function (value, index) { return iterator(collections.pluck(index)); }); }, size: function () { return this.toArray().length; }, inspect: function () { return '#'; } }; Object.extend(Enumerable, { map: Enumerable.collect, find: Enumerable.detect, select: Enumerable.findAll, filter: Enumerable.findAll, member: Enumerable.include, entries: Enumerable.toArray, every: Enumerable.all, some: Enumerable.any }); function $A(iterable) { if (!iterable)return []; if (iterable.toArray)return iterable.toArray(); var length = iterable.length || 0, results = new Array(length); while (length--)results[length] = iterable[length]; return results; } if (Prototype.Browser.WebKit) { $A = function (iterable) { if (!iterable)return []; if (!(Object.isFunction(iterable) && iterable == '[object NodeList]') && iterable.toArray)return iterable.toArray(); var length = iterable.length || 0, results = new Array(length); while (length--)results[length] = iterable[length]; return results; }; } Array.from = $A; Object.extend(Array.prototype, Enumerable); if (!Array.prototype._reverse)Array.prototype._reverse = Array.prototype.reverse; Object.extend(Array.prototype, { _each: function (iterator) { for (var i = 0, length = this.length; i < length; i++) iterator(this[i]); }, clear: function () { this.length = 0; return this; }, first: function () { return this[0]; }, last: function () { return this[this.length - 1]; }, compact: function () { return this.select(function (value) { return value != null; }); }, flatten: function () { return this.inject([], function (array, value) { return array.concat(Object.isArray(value) ? value.flatten() : [value]); }); }, without: function () { var values = $A(arguments); return this.select(function (value) { return !values.include(value); }); }, reverse: function (inline) { return (inline !== false ? this : this.toArray())._reverse(); }, reduce: function () { return this.length > 1 ? this : this[0]; }, uniq: function (sorted) { return this.inject([], function (array, value, index) { if (0 == index || (sorted ? array.last() != value : !array.include(value))) array.push(value); return array; }); }, intersect: function (array) { return this.uniq().findAll(function (item) { return array.detect(function (value) { return item === value }); }); }, clone: function () { return [].concat(this); }, size: function () { return this.length; }, inspect: function () { return '[' + this.map(Object.inspect).join(', ') + ']'; }, toJSON: function () { var results = []; this.each(function (object) { var value = Object.toJSON(object); if (!Object.isUndefined(value))results.push(value); }); return '[' + results.join(', ') + ']'; } }); if (Object.isFunction(Array.prototype.forEach)) Array.prototype._each = Array.prototype.forEach; if (!Array.prototype.indexOf)Array.prototype.indexOf = function (item, i) { i || (i = 0); var length = this.length; if (i < 0)i = length + i; for (; i < length; i++) if (this[i] === item)return i; return -1; }; if (!Array.prototype.lastIndexOf)Array.prototype.lastIndexOf = function (item, i) { i = isNaN(i) ? this.length : (i < 0 ? this.length + i : i) + 1; var n = this.slice(0, i).reverse().indexOf(item); return (n < 0) ? n : i - n - 1; }; Array.prototype.toArray = Array.prototype.clone; function $w(string) { if (!Object.isString(string))return []; string = string.strip(); return string ? string.split(/\s+/) : []; } if (Prototype.Browser.Opera) { Array.prototype.concat = function () { var array = []; for (var i = 0, length = this.length; i < length; i++)array.push(this[i]); for (var i = 0, length = arguments.length; i < length; i++) { if (Object.isArray(arguments[i])) { for (var j = 0, arrayLength = arguments[i].length; j < arrayLength; j++) array.push(arguments[i][j]); } else { array.push(arguments[i]); } } return array; }; } Object.extend(Number.prototype, { toColorPart: function () { return this.toPaddedString(2, 16); }, succ: function () { return this + 1; }, times: function (iterator) { $R(0, this, true).each(iterator); return this; }, toPaddedString: function (length, radix) { var string = this.toString(radix || 10); return '0'.times(length - string.length) + string; }, toJSON: function () { return isFinite(this) ? this.toString() : 'null'; } }); $w('abs round ceil floor').each(function (method) { Number.prototype[method] = Math[method].methodize(); }); function $H(object) { return new Hash(object); }; var Hash = Class.create(Enumerable, (function () { function toQueryPair(key, value) { if (Object.isUndefined(value))return key; return key + '=' + encodeURIComponent(String.interpret(value)); } return { initialize: function (object) { this._object = Object.isHash(object) ? object.toObject() : Object.clone(object); }, _each: function (iterator) { for (var key in this._object) { var value = this._object[key], pair = [key, value]; pair.key = key; pair.value = value; iterator(pair); } }, set: function (key, value) { return this._object[key] = value; }, get: function (key) { return this._object[key]; }, unset: function (key) { var value = this._object[key]; delete this._object[key]; return value; }, toObject: function () { return Object.clone(this._object); }, keys: function () { return this.pluck('key'); }, values: function () { return this.pluck('value'); }, index: function (value) { var match = this.detect(function (pair) { return pair.value === value; }); return match && match.key; }, merge: function (object) { return this.clone().update(object); }, update: function (object) { return new Hash(object).inject(this, function (result, pair) { result.set(pair.key, pair.value); return result; }); }, toQueryString: function () { return this.map(function (pair) { var key = encodeURIComponent(pair.key), values = pair.value; if (values && typeof values == 'object') { if (Object.isArray(values)) return values.map(toQueryPair.curry(key)).join('&'); } return toQueryPair(key, values); }).join('&'); }, inspect: function () { return '#'; }, toJSON: function () { return Object.toJSON(this.toObject()); }, clone: function () { return new Hash(this); } } })()); Hash.prototype.toTemplateReplacements = Hash.prototype.toObject; Hash.from = $H; var ObjectRange = Class.create(Enumerable, { initialize: function (start, end, exclusive) { this.start = start; this.end = end; this.exclusive = exclusive; }, _each: function (iterator) { var value = this.start; while (this.include(value)) { iterator(value); value = value.succ(); } }, include: function (value) { if (value < this.start) return false; if (this.exclusive) return value < this.end; return value <= this.end; } }); var $R = function (start, end, exclusive) { return new ObjectRange(start, end, exclusive); }; var Ajax = { getTransport: function () { return Try.these(function () { return new XMLHttpRequest() }, function () { return new ActiveXObject('Msxml2.XMLHTTP') }, function () { return new ActiveXObject('Microsoft.XMLHTTP') }) || false; }, activeRequestCount: 0 }; Ajax.Responders = { responders: [], _each: function (iterator) { this.responders._each(iterator); }, register: function (responder) { if (!this.include(responder)) this.responders.push(responder); }, unregister: function (responder) { this.responders = this.responders.without(responder); }, dispatch: function (callback, request, transport, json) { this.each(function (responder) { if (Object.isFunction(responder[callback])) { try { responder[callback].apply(responder, [request, transport, json]); } catch (e) { } } }); } }; Object.extend(Ajax.Responders, Enumerable); Ajax.Responders.register({ onCreate: function () { Ajax.activeRequestCount++ }, onComplete: function () { Ajax.activeRequestCount-- } }); Ajax.Base = Class.create({ initialize: function (options) { this.options = {method: 'post', asynchronous: true, contentType: 'application/x-www-form-urlencoded', encoding: 'UTF-8', parameters: '', evalJSON: true, evalJS: true}; Object.extend(this.options, options || {}); this.options.method = this.options.method.toLowerCase(); if (Object.isString(this.options.parameters)) this.options.parameters = this.options.parameters.toQueryParams(); else if (Object.isHash(this.options.parameters)) this.options.parameters = this.options.parameters.toObject(); } }); Ajax.Request = Class.create(Ajax.Base, { _complete: false, initialize: function ($super, url, options) { $super(options); this.transport = Ajax.getTransport(); this.request(url); }, request: function (url) { this.url = url; this.method = this.options.method; var params = Object.clone(this.options.parameters); if (!['get', 'post'].include(this.method)) { params['_method'] = this.method; this.method = 'post'; } this.parameters = params; if (params = Object.toQueryString(params)) { if (this.method == 'get') this.url += (this.url.include('?') ? '&' : '?') + params; else if (/Konqueror|Safari|KHTML/.test(navigator.userAgent)) params += '&_='; } try { var response = new Ajax.Response(this); if (this.options.onCreate)this.options.onCreate(response); Ajax.Responders.dispatch('onCreate', this, response); this.transport.open(this.method.toUpperCase(), this.url, this.options.asynchronous); if (this.options.asynchronous)this.respondToReadyState.bind(this).defer(1); this.transport.onreadystatechange = this.onStateChange.bind(this); this.setRequestHeaders(); this.body = this.method == 'post' ? (this.options.postBody || params) : null; this.transport.send(this.body); 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 : ''); 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 $H(extras).each(function (pair) { headers[pair.key] = pair.value }); } for (var name in headers) this.transport.setRequestHeader(name, headers[name]); }, success: function () { var status = this.getStatus(); return !status || (status >= 200 && status < 300); }, getStatus: function () { try { return this.transport.status || 0; } catch (e) { return 0 } }, respondToReadyState: function (readyState) { var state = Ajax.Request.Events[readyState], response = new Ajax.Response(this); if (state == 'Complete') { try { this._complete = true; (this.options['on' + response.status] || this.options['on' + (this.success() ? 'Success' : 'Failure')] || Prototype.emptyFunction)(response, response.headerJSON); } catch (e) { this.dispatchException(e); } var contentType = response.getHeader('Content-type'); if (this.options.evalJS == 'force' || (this.options.evalJS && this.isSameOrigin() && contentType && contentType.match(/^\s*(text|application)\/(x-)?(java|ecma)script(;.*)?\s*$/i))) this.evalResponse(); } try { (this.options['on' + state] || Prototype.emptyFunction)(response, response.headerJSON); Ajax.Responders.dispatch('on' + state, this, response, response.headerJSON); } catch (e) { this.dispatchException(e); } if (state == 'Complete') { this.transport.onreadystatechange = Prototype.emptyFunction; } }, isSameOrigin: function () { var m = this.url.match(/^\s*https?:\/\/[^\/]*/); return !m || (m[0] == '#{protocol}//#{domain}#{port}'.interpolate({protocol: location.protocol, domain: document.domain, port: location.port ? ':' + location.port : ''})); }, getHeader: function (name) { try { return this.transport.getResponseHeader(name) || null; } catch (e) { return null } }, evalResponse: function () { try { return eval((this.transport.responseText || '').unfilterJSON()); } catch (e) { this.dispatchException(e); } }, dispatchException: function (exception) { (this.options.onException || Prototype.emptyFunction)(this, exception); Ajax.Responders.dispatch('onException', this, exception); } }); Ajax.Request.Events = ['Uninitialized', 'Loading', 'Loaded', 'Interactive', 'Complete']; Ajax.Response = Class.create({ initialize: function (request) { this.request = request; var transport = this.transport = request.transport, readyState = this.readyState = transport.readyState; if ((readyState > 2 && !Prototype.Browser.IE) || readyState == 4) { this.status = this.getStatus(); this.statusText = this.getStatusText(); this.responseText = String.interpret(transport.responseText); this.headerJSON = this._getHeaderJSON(); } if (readyState == 4) { var xml = transport.responseXML; this.responseXML = Object.isUndefined(xml) ? null : xml; this.responseJSON = this._getResponseJSON(); } }, status: 0, statusText: '', getStatus: Ajax.Request.prototype.getStatus, getStatusText: function () { try { return this.transport.statusText || ''; } catch (e) { return '' } }, getHeader: Ajax.Request.prototype.getHeader, getAllHeaders: function () { try { return this.getAllResponseHeaders(); } catch (e) { return null } }, getResponseHeader: function (name) { return this.transport.getResponseHeader(name); }, getAllResponseHeaders: function () { return this.transport.getAllResponseHeaders(); }, _getHeaderJSON: function () { var json = this.getHeader('X-JSON'); if (!json)return null; json = decodeURIComponent(escape(json)); try { return json.evalJSON(this.request.options.sanitizeJSON || !this.request.isSameOrigin()); } catch (e) { this.request.dispatchException(e); } }, _getResponseJSON: function () { var options = this.request.options; if (!options.evalJSON || (options.evalJSON != 'force' && !(this.getHeader('Content-type') || '').include('application/json')) || this.responseText.blank()) return null; try { return this.responseText.evalJSON(options.sanitizeJSON || !this.request.isSameOrigin()); } catch (e) { this.request.dispatchException(e); } } }); Ajax.Updater = Class.create(Ajax.Request, { initialize: function ($super, container, url, options) { this.container = {success: (container.success || container), failure: (container.failure || (container.success ? null : container))}; options = Object.clone(options); var onComplete = options.onComplete; options.onComplete = (function (response, json) { this.updateContent(response.responseText); if (Object.isFunction(onComplete))onComplete(response, json); }).bind(this); $super(url, options); }, updateContent: function (responseText) { var receiver = this.container[this.success() ? 'success' : 'failure'], options = this.options; if (!options.evalScripts)responseText = responseText.stripScripts(); if (receiver = $(receiver)) { if (options.insertion) { if (Object.isString(options.insertion)) { var insertion = {}; insertion[options.insertion] = responseText; receiver.insert(insertion); } else options.insertion(receiver, responseText); } else receiver.update(responseText); } } }); Ajax.PeriodicalUpdater = Class.create(Ajax.Base, { initialize: function ($super, container, url, options) { $super(options); this.onComplete = this.options.onComplete; this.frequency = (this.options.frequency || 2); this.decay = (this.options.decay || 1); this.updater = {}; this.container = container; this.url = url; this.start(); }, start: function () { this.options.onComplete = this.updateComplete.bind(this); this.onTimerEvent(); }, stop: function () { this.updater.options.onComplete = undefined; clearTimeout(this.timer); (this.onComplete || Prototype.emptyFunction).apply(this, arguments); }, updateComplete: function (response) { if (this.options.decay) { this.decay = (response.responseText == this.lastText ? this.decay * this.options.decay : 1); this.lastText = response.responseText; } this.timer = this.onTimerEvent.bind(this).delay(this.decay * this.frequency); }, onTimerEvent: function () { this.updater = new Ajax.Updater(this.container, this.url, this.options); } }); function $(element) { if (arguments.length > 1) { for (var i = 0, elements = [], length = arguments.length; i < length; i++) elements.push($(arguments[i])); return elements; } if (Object.isString(element)) element = document.getElementById(element); return Element.extend(element); } if (Prototype.BrowserFeatures.XPath) { document._getElementsByXPath = function (expression, parentElement) { var results = []; var query = document.evaluate(expression, $(parentElement) || document, null, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null); for (var i = 0, length = query.snapshotLength; i < length; i++) results.push(Element.extend(query.snapshotItem(i))); return results; }; } if (!window.Node)var Node = {}; if (!Node.ELEMENT_NODE) { Object.extend(Node, { ELEMENT_NODE: 1, ATTRIBUTE_NODE: 2, TEXT_NODE: 3, CDATA_SECTION_NODE: 4, ENTITY_REFERENCE_NODE: 5, ENTITY_NODE: 6, PROCESSING_INSTRUCTION_NODE: 7, COMMENT_NODE: 8, DOCUMENT_NODE: 9, DOCUMENT_TYPE_NODE: 10, DOCUMENT_FRAGMENT_NODE: 11, NOTATION_NODE: 12 }); } (function () { var element = this.Element; this.Element = function (tagName, attributes) { attributes = attributes || {}; tagName = tagName.toLowerCase(); var cache = Element.cache; if (Prototype.Browser.IE && attributes.name) { tagName = '<' + tagName + ' name="' + attributes.name + '">'; delete attributes.name; return Element.writeAttribute(document.createElement(tagName), attributes); } if (!cache[tagName])cache[tagName] = Element.extend(document.createElement(tagName)); return Element.writeAttribute(cache[tagName].cloneNode(false), attributes); }; Object.extend(this.Element, element || {}); }).call(window); Element.cache = {}; Element.Methods = { visible: function (element) { return $(element).style.display != 'none'; }, toggle: function (element) { element = $(element); Element[Element.visible(element) ? 'hide' : 'show'](element); return element; }, hide: function (element) { $(element).style.display = 'none'; return element; }, show: function (element) { $(element).style.display = ''; return element; }, remove: function (element) { element = $(element); element.parentNode.removeChild(element); return element; }, update: function (element, content) { element = $(element); if (content && content.toElement)content = content.toElement(); if (Object.isElement(content))return element.update().insert(content); content = Object.toHTML(content); element.innerHTML = content.stripScripts(); content.evalScripts.bind(content).defer(); return element; }, replace: function (element, content) { element = $(element); if (content && content.toElement)content = content.toElement(); else if (!Object.isElement(content)) { content = Object.toHTML(content); var range = element.ownerDocument.createRange(); range.selectNode(element); content.evalScripts.bind(content).defer(); content = range.createContextualFragment(content.stripScripts()); } element.parentNode.replaceChild(content, element); return element; }, insert: function (element, insertions) { element = $(element); if (Object.isString(insertions) || Object.isNumber(insertions) || Object.isElement(insertions) || (insertions && (insertions.toElement || insertions.toHTML))) insertions = {bottom: insertions}; var content, insert, tagName, childNodes; for (var position in insertions) { content = insertions[position]; position = position.toLowerCase(); insert = Element._insertionTranslations[position]; if (content && content.toElement)content = content.toElement(); if (Object.isElement(content)) { insert(element, content); continue; } content = Object.toHTML(content); tagName = ((position == 'before' || position == 'after') ? element.parentNode : element).tagName.toUpperCase(); childNodes = Element._getContentFromAnonymousElement(tagName, content.stripScripts()); if (position == 'top' || position == 'after')childNodes.reverse(); childNodes.each(insert.curry(element)); content.evalScripts.bind(content).defer(); } return element; }, wrap: function (element, wrapper, attributes) { element = $(element); if (Object.isElement(wrapper)) $(wrapper).writeAttribute(attributes || {}); else if (Object.isString(wrapper))wrapper = new Element(wrapper, attributes); else wrapper = new Element('div', wrapper); if (element.parentNode) element.parentNode.replaceChild(wrapper, element); wrapper.appendChild(element); return wrapper; }, inspect: function (element) { element = $(element); var result = '<' + element.tagName.toLowerCase(); $H({'id': 'id', 'className': 'class'}).each(function (pair) { var property = pair.first(), attribute = pair.last(); var value = (element[property] || '').toString(); if (value)result += ' ' + attribute + '=' + value.inspect(true); }); return result + '>'; }, recursivelyCollect: function (element, property) { element = $(element); var elements = []; while (element = element[property]) if (element.nodeType == 1) elements.push(Element.extend(element)); return elements; }, ancestors: function (element) { return $(element).recursivelyCollect('parentNode'); }, descendants: function (element) { return $(element).select("*"); }, firstDescendant: function (element) { element = $(element).firstChild; while (element && element.nodeType != 1)element = element.nextSibling; return $(element); }, immediateDescendants: function (element) { if (!(element = $(element).firstChild))return []; while (element && element.nodeType != 1)element = element.nextSibling; if (element)return [element].concat($(element).nextSiblings()); return []; }, previousSiblings: function (element) { return $(element).recursivelyCollect('previousSibling'); }, nextSiblings: function (element) { return $(element).recursivelyCollect('nextSibling'); }, siblings: function (element) { element = $(element); return element.previousSiblings().reverse().concat(element.nextSiblings()); }, match: function (element, selector) { if (Object.isString(selector)) selector = new Selector(selector); return selector.match($(element)); }, up: function (element, expression, index) { element = $(element); if (arguments.length == 1)return $(element.parentNode); var ancestors = element.ancestors(); return Object.isNumber(expression) ? ancestors[expression] : Selector.findElement(ancestors, expression, index); }, down: function (element, expression, index) { element = $(element); if (arguments.length == 1)return element.firstDescendant(); return Object.isNumber(expression) ? element.descendants()[expression] : element.select(expression)[index || 0]; }, previous: function (element, expression, index) { element = $(element); if (arguments.length == 1)return $(Selector.handlers.previousElementSibling(element)); var previousSiblings = element.previousSiblings(); return Object.isNumber(expression) ? previousSiblings[expression] : Selector.findElement(previousSiblings, expression, index); }, next: function (element, expression, index) { element = $(element); if (arguments.length == 1)return $(Selector.handlers.nextElementSibling(element)); var nextSiblings = element.nextSiblings(); return Object.isNumber(expression) ? nextSiblings[expression] : Selector.findElement(nextSiblings, expression, index); }, select: function () { var args = $A(arguments), element = $(args.shift()); return Selector.findChildElements(element, args); }, adjacent: function () { var args = $A(arguments), element = $(args.shift()); return Selector.findChildElements(element.parentNode, args).without(element); }, identify: function (element) { element = $(element); var id = element.readAttribute('id'), self = arguments.callee; if (id)return id; do { id = 'anonymous_element_' + self.counter++ } while ($(id)); element.writeAttribute('id', id); return id; }, readAttribute: function (element, name) { element = $(element); if (Prototype.Browser.IE) { var t = Element._attributeTranslations.read; if (t.values[name])return t.values[name](element, name); if (t.names[name])name = t.names[name]; if (name.include(':')) { return (!element.attributes || !element.attributes[name]) ? null : element.attributes[name].value; } } return element.getAttribute(name); }, writeAttribute: function (element, name, value) { element = $(element); var attributes = {}, t = Element._attributeTranslations.write; if (typeof name == 'object')attributes = name; else attributes[name] = Object.isUndefined(value) ? true : value; for (var attr in attributes) { name = t.names[attr] || attr; value = attributes[attr]; if (t.values[attr])name = t.values[attr](element, value); if (value === false || value === null) element.removeAttribute(name); else if (value === true) element.setAttribute(name, name); else element.setAttribute(name, value); } return element; }, getHeight: function (element) { return $(element).getDimensions().height; }, getWidth: function (element) { return $(element).getDimensions().width; }, classNames: function (element) { return new Element.ClassNames(element); }, hasClassName: function (element, className) { if (!(element = $(element)))return; var elementClassName = element.className; return (elementClassName.length > 0 && (elementClassName == className || new RegExp("(^|\\s)" + className + "(\\s|$)").test(elementClassName))); }, addClassName: function (element, className) { if (!(element = $(element)))return; if (!element.hasClassName(className)) element.className += (element.className ? ' ' : '') + className; return element; }, removeClassName: function (element, className) { if (!(element = $(element)))return; element.className = element.className.replace(new RegExp("(^|\\s+)" + className + "(\\s+|$)"), ' ').strip(); return element; }, toggleClassName: function (element, className) { if (!(element = $(element)))return; return element[element.hasClassName(className) ? 'removeClassName' : 'addClassName'](className); }, cleanWhitespace: function (element) { element = $(element); var node = element.firstChild; while (node) { var nextNode = node.nextSibling; if (node.nodeType == 3 && !/\S/.test(node.nodeValue)) element.removeChild(node); node = nextNode; } return element; }, empty: function (element) { return $(element).innerHTML.blank(); }, descendantOf: function (element, ancestor) { element = $(element), ancestor = $(ancestor); var originalAncestor = ancestor; if (element.compareDocumentPosition) return (element.compareDocumentPosition(ancestor) & 8) === 8; if (element.sourceIndex && !Prototype.Browser.Opera) { var e = element.sourceIndex, a = ancestor.sourceIndex, nextAncestor = ancestor.nextSibling; if (!nextAncestor) { do { ancestor = ancestor.parentNode; } while (!(nextAncestor = ancestor.nextSibling) && ancestor.parentNode); } if (nextAncestor && nextAncestor.sourceIndex) return (e > a && e < nextAncestor.sourceIndex); } while (element = element.parentNode) if (element == originalAncestor)return true; return false; }, scrollTo: function (element) { element = $(element); var pos = element.cumulativeOffset(); window.scrollTo(pos[0], pos[1]); return element; }, getStyle: function (element, style) { element = $(element); style = style == 'float' ? 'cssFloat' : style.camelize(); var value = element.style[style]; if (!value) { var css = document.defaultView.getComputedStyle(element, null); value = css ? css[style] : null; } if (style == 'opacity')return value ? parseFloat(value) : 1.0; return value == 'auto' ? null : value; }, getOpacity: function (element) { return $(element).getStyle('opacity'); }, setStyle: function (element, styles) { element = $(element); var elementStyle = element.style, match; if (Object.isString(styles)) { element.style.cssText += ';' + styles; return styles.include('opacity') ? element.setOpacity(styles.match(/opacity:\s*(\d?\.?\d*)/)[1]) : element; } for (var property in styles) if (property == 'opacity')element.setOpacity(styles[property]); else elementStyle[(property == 'float' || property == 'cssFloat') ? (Object.isUndefined(elementStyle.styleFloat) ? 'cssFloat' : 'styleFloat') : property] = styles[property]; return element; }, setOpacity: function (element, value) { element = $(element); element.style.opacity = (value == 1 || value === '') ? '' : (value < 0.00001) ? 0 : value; return element; }, getDimensions: function (element) { element = $(element); var display = $(element).getStyle('display'); if (display != 'none' && display != null) return {width: element.offsetWidth, height: element.offsetHeight}; var els = element.style; var originalVisibility = els.visibility; var originalPosition = els.position; var originalDisplay = els.display; els.visibility = 'hidden'; els.position = 'absolute'; els.display = 'block'; var originalWidth = element.clientWidth; var originalHeight = element.clientHeight; els.display = originalDisplay; els.position = originalPosition; els.visibility = originalVisibility; return {width: originalWidth, height: originalHeight}; }, makePositioned: function (element) { element = $(element); var pos = Element.getStyle(element, 'position'); if (pos == 'static' || !pos) { element._madePositioned = true; element.style.position = 'relative'; if (window.opera) { element.style.top = 0; element.style.left = 0; } } return element; }, undoPositioned: function (element) { element = $(element); if (element._madePositioned) { element._madePositioned = undefined; element.style.position = element.style.top = element.style.left = element.style.bottom = element.style.right = ''; } return element; }, makeClipping: function (element) { element = $(element); if (element._overflow)return element; element._overflow = Element.getStyle(element, 'overflow') || 'auto'; if (element._overflow !== 'hidden') element.style.overflow = 'hidden'; return element; }, undoClipping: function (element) { element = $(element); if (!element._overflow)return element; element.style.overflow = element._overflow == 'auto' ? '' : element._overflow; element._overflow = null; return element; }, cumulativeOffset: function (element) { var valueT = 0, valueL = 0; do { valueT += element.offsetTop || 0; valueL += element.offsetLeft || 0; element = element.offsetParent; } while (element); return Element._returnOffset(valueL, valueT); }, positionedOffset: function (element) { var valueT = 0, valueL = 0; do { valueT += element.offsetTop || 0; valueL += element.offsetLeft || 0; element = element.offsetParent; if (element) { if (element.tagName == 'BODY')break; var p = Element.getStyle(element, 'position'); if (p !== 'static')break; } } while (element); return Element._returnOffset(valueL, valueT); }, absolutize: function (element) { element = $(element); if (element.getStyle('position') == 'absolute')return; var offsets = element.positionedOffset(); var top = offsets[1]; var left = offsets[0]; var width = element.clientWidth; var height = element.clientHeight; element._originalLeft = left - parseFloat(element.style.left || 0); element._originalTop = top - parseFloat(element.style.top || 0); element._originalWidth = element.style.width; element._originalHeight = element.style.height; element.style.position = 'absolute'; element.style.top = top + 'px'; element.style.left = left + 'px'; element.style.width = width + 'px'; element.style.height = height + 'px'; return element; }, relativize: function (element) { element = $(element); if (element.getStyle('position') == 'relative')return; element.style.position = 'relative'; var top = parseFloat(element.style.top || 0) - (element._originalTop || 0); var left = parseFloat(element.style.left || 0) - (element._originalLeft || 0); element.style.top = top + 'px'; element.style.left = left + 'px'; element.style.height = element._originalHeight; element.style.width = element._originalWidth; return element; }, cumulativeScrollOffset: function (element) { var valueT = 0, valueL = 0; do { valueT += element.scrollTop || 0; valueL += element.scrollLeft || 0; element = element.parentNode; } while (element); return Element._returnOffset(valueL, valueT); }, getOffsetParent: function (element) { if (element.offsetParent)return $(element.offsetParent); if (element == document.body)return $(element); while ((element = element.parentNode) && element != document.body) if (Element.getStyle(element, 'position') != 'static') return $(element); return $(document.body); }, viewportOffset: function (forElement) { var valueT = 0, valueL = 0; var element = forElement; do { valueT += element.offsetTop || 0; valueL += element.offsetLeft || 0; if (element.offsetParent == document.body && Element.getStyle(element, 'position') == 'absolute')break; } while (element = element.offsetParent); element = forElement; do { if (!Prototype.Browser.Opera || element.tagName == 'BODY') { valueT -= element.scrollTop || 0; valueL -= element.scrollLeft || 0; } } while (element = element.parentNode); return Element._returnOffset(valueL, valueT); }, clonePosition: function (element, source) { var options = Object.extend({setLeft: true, setTop: true, setWidth: true, setHeight: true, offsetTop: 0, offsetLeft: 0}, arguments[2] || {}); source = $(source); var p = source.viewportOffset(); element = $(element); var delta = [0, 0]; var parent = null; if (Element.getStyle(element, 'position') == 'absolute') { parent = element.getOffsetParent(); delta = parent.viewportOffset(); } if (parent == document.body) { delta[0] -= document.body.offsetLeft; delta[1] -= document.body.offsetTop; } if (options.setLeft)element.style.left = (p[0] - delta[0] + options.offsetLeft) + 'px'; if (options.setTop)element.style.top = (p[1] - delta[1] + options.offsetTop) + 'px'; if (options.setWidth)element.style.width = source.offsetWidth + 'px'; if (options.setHeight)element.style.height = source.offsetHeight + 'px'; return element; } }; Element.Methods.identify.counter = 1; Object.extend(Element.Methods, {getElementsBySelector: Element.Methods.select, childElements: Element.Methods.immediateDescendants}); Element._attributeTranslations = {write: {names: {className: 'class', htmlFor: 'for'}, values: {}}}; if (Prototype.Browser.Opera) { Element.Methods.getStyle = Element.Methods.getStyle.wrap(function (proceed, element, style) { switch (style) { case'left': case'top': case'right': case'bottom': if (proceed(element, 'position') === 'static')return null; case'height': case'width': if (!Element.visible(element))return null; var dim = parseInt(proceed(element, style), 10); if (dim !== element['offset' + style.capitalize()]) return dim + 'px'; var properties; if (style === 'height') { properties = ['border-top-width', 'padding-top', 'padding-bottom', 'border-bottom-width']; } else { properties = ['border-left-width', 'padding-left', 'padding-right', 'border-right-width']; } return properties.inject(dim, function (memo, property) { var val = proceed(element, property); return val === null ? memo : memo - parseInt(val, 10); }) + 'px'; default: return proceed(element, style); } }); Element.Methods.readAttribute = Element.Methods.readAttribute.wrap(function (proceed, element, attribute) { if (attribute === 'title')return element.title; return proceed(element, attribute); }); } else if (Prototype.Browser.IE) { Element.Methods.getOffsetParent = Element.Methods.getOffsetParent.wrap(function (proceed, element) { element = $(element); var position = element.getStyle('position'); if (position !== 'static')return proceed(element); element.setStyle({position: 'relative'}); var value = proceed(element); element.setStyle({position: position}); return value; }); $w('positionedOffset viewportOffset').each(function (method) { Element.Methods[method] = Element.Methods[method].wrap(function (proceed, element) { element = $(element); var position = element.getStyle('position'); if (position !== 'static')return proceed(element); var offsetParent = element.getOffsetParent(); if (offsetParent && offsetParent.getStyle('position') === 'fixed') offsetParent.setStyle({zoom: 1}); element.setStyle({position: 'relative'}); var value = proceed(element); element.setStyle({position: position}); return value; }); }); Element.Methods.getStyle = function (element, style) { element = $(element); style = (style == 'float' || style == 'cssFloat') ? 'styleFloat' : style.camelize(); var value = element.style[style]; if (!value && element.currentStyle)value = element.currentStyle[style]; if (style == 'opacity') { if (value = (element.getStyle('filter') || '').match(/alpha\(opacity=(.*)\)/)) if (value[1])return parseFloat(value[1]) / 100; return 1.0; } if (value == 'auto') { if ((style == 'width' || style == 'height') && (element.getStyle('display') != 'none')) return element['offset' + style.capitalize()] + 'px'; return null; } return value; }; Element.Methods.setOpacity = function (element, value) { function stripAlpha(filter) { return filter.replace(/alpha\([^\)]*\)/gi, ''); } element = $(element); var currentStyle = element.currentStyle; if ((currentStyle && !currentStyle.hasLayout) || (!currentStyle && element.style.zoom == 'normal')) element.style.zoom = 1; var filter = element.getStyle('filter'), style = element.style; if (value == 1 || value === '') { (filter = stripAlpha(filter)) ? style.filter = filter : style.removeAttribute('filter'); return element; } else if (value < 0.00001)value = 0; style.filter = stripAlpha(filter) + 'alpha(opacity=' + (value * 100) + ')'; return element; }; Element._attributeTranslations = { read: { names: {'class': 'className', 'for': 'htmlFor'}, values: { _getAttr: function (element, attribute) { return element.getAttribute(attribute, 2); }, _getAttrNode: function (element, attribute) { var node = element.getAttributeNode(attribute); return node ? node.value : ""; }, _getEv: function (element, attribute) { attribute = element.getAttribute(attribute); return attribute ? attribute.toString().slice(23, -2) : null; }, _flag: function (element, attribute) { return $(element).hasAttribute(attribute) ? attribute : null; }, style: function (element) { return element.style.cssText.toLowerCase(); }, title: function (element) { return element.title; } } } }; Element._attributeTranslations.write = { names: Object.extend({cellpadding: 'cellPadding', cellspacing: 'cellSpacing'}, Element._attributeTranslations.read.names), values: { checked: function (element, value) { element.checked = !!value; }, style: function (element, value) { element.style.cssText = value ? value : ''; } } }; Element._attributeTranslations.has = {}; $w('colSpan rowSpan vAlign dateTime accessKey tabIndex ' + 'encType maxLength readOnly longDesc').each(function (attr) { Element._attributeTranslations.write.names[attr.toLowerCase()] = attr; Element._attributeTranslations.has[attr.toLowerCase()] = attr; }); (function (v) { Object.extend(v, { href: v._getAttr, src: v._getAttr, type: v._getAttr, action: v._getAttrNode, disabled: v._flag, checked: v._flag, readonly: v._flag, multiple: v._flag, onload: v._getEv, onunload: v._getEv, onclick: v._getEv, ondblclick: v._getEv, onmousedown: v._getEv, onmouseup: v._getEv, onmouseover: v._getEv, onmousemove: v._getEv, onmouseout: v._getEv, onfocus: v._getEv, onblur: v._getEv, onkeypress: v._getEv, onkeydown: v._getEv, onkeyup: v._getEv, onsubmit: v._getEv, onreset: v._getEv, onselect: v._getEv, onchange: v._getEv }); })(Element._attributeTranslations.read.values); } else if (Prototype.Browser.Gecko && /rv:1\.8\.0/.test(navigator.userAgent)) { Element.Methods.setOpacity = function (element, value) { element = $(element); element.style.opacity = (value == 1) ? 0.999999 : (value === '') ? '' : (value < 0.00001) ? 0 : value; return element; }; } else if (Prototype.Browser.WebKit) { Element.Methods.setOpacity = function (element, value) { element = $(element); element.style.opacity = (value == 1 || value === '') ? '' : (value < 0.00001) ? 0 : value; if (value == 1) if (element.tagName == 'IMG' && element.width) { element.width++; element.width--; } else try { var n = document.createTextNode(' '); element.appendChild(n); element.removeChild(n); } catch (e) { } return element; }; Element.Methods.cumulativeOffset = function (element) { var valueT = 0, valueL = 0; do { valueT += element.offsetTop || 0; valueL += element.offsetLeft || 0; if (element.offsetParent == document.body) if (Element.getStyle(element, 'position') == 'absolute')break; element = element.offsetParent; } while (element); return Element._returnOffset(valueL, valueT); }; } if (Prototype.Browser.IE || Prototype.Browser.Opera) { Element.Methods.update = function (element, content) { element = $(element); if (content && content.toElement)content = content.toElement(); if (Object.isElement(content))return element.update().insert(content); content = Object.toHTML(content); var tagName = element.tagName.toUpperCase(); if (tagName in Element._insertionTranslations.tags) { $A(element.childNodes).each(function (node) { element.removeChild(node) }); Element._getContentFromAnonymousElement(tagName, content.stripScripts()).each(function (node) { element.appendChild(node) }); } else element.innerHTML = content.stripScripts(); content.evalScripts.bind(content).defer(); return element; }; } if ('outerHTML'in document.createElement('div')) { Element.Methods.replace = function (element, content) { element = $(element); if (content && content.toElement)content = content.toElement(); if (Object.isElement(content)) { element.parentNode.replaceChild(content, element); return element; } content = Object.toHTML(content); var parent = element.parentNode, tagName = parent.tagName.toUpperCase(); if (Element._insertionTranslations.tags[tagName]) { var nextSibling = element.next(); var fragments = Element._getContentFromAnonymousElement(tagName, content.stripScripts()); parent.removeChild(element); if (nextSibling) fragments.each(function (node) { parent.insertBefore(node, nextSibling) }); else fragments.each(function (node) { parent.appendChild(node) }); } else element.outerHTML = content.stripScripts(); content.evalScripts.bind(content).defer(); return element; }; } Element._returnOffset = function (l, t) { var result = [l, t]; result.left = l; result.top = t; return result; }; Element._getContentFromAnonymousElement = function (tagName, html) { var div = new Element('div'), t = Element._insertionTranslations.tags[tagName]; if (t) { div.innerHTML = t[0] + html + t[1]; t[2].times(function () { div = div.firstChild }); } else div.innerHTML = html; return $A(div.childNodes); }; Element._insertionTranslations = { before: function (element, node) { element.parentNode.insertBefore(node, element); }, top: function (element, node) { element.insertBefore(node, element.firstChild); }, bottom: function (element, node) { element.appendChild(node); }, after: function (element, node) { element.parentNode.insertBefore(node, element.nextSibling); }, tags: { TABLE: ['', '
', 1], TBODY: ['', '
', 2], TR: ['', '
', 3], TD: ['
', '
', 4], SELECT: ['', 1] } }; (function () { Object.extend(this.tags, {THEAD: this.tags.TBODY, TFOOT: this.tags.TBODY, TH: this.tags.TD}); }).call(Element._insertionTranslations); Element.Methods.Simulated = { hasAttribute: function (element, attribute) { attribute = Element._attributeTranslations.has[attribute] || attribute; var node = $(element).getAttributeNode(attribute); return node && node.specified; } }; Element.Methods.ByTag = {}; Object.extend(Element, Element.Methods); if (!Prototype.BrowserFeatures.ElementExtensions && document.createElement('div').__proto__) { window.HTMLElement = {}; window.HTMLElement.prototype = document.createElement('div').__proto__; Prototype.BrowserFeatures.ElementExtensions = true; } Element.extend = (function () { if (Prototype.BrowserFeatures.SpecificElementExtensions) return Prototype.K; var Methods = {}, ByTag = Element.Methods.ByTag; var extend = Object.extend(function (element) { if (!element || element._extendedByPrototype || element.nodeType != 1 || element == window)return element; var methods = Object.clone(Methods), tagName = element.tagName, property, value; if (ByTag[tagName])Object.extend(methods, ByTag[tagName]); for (property in methods) { value = methods[property]; if (Object.isFunction(value) && !(property in element)) element[property] = value.methodize(); } element._extendedByPrototype = Prototype.emptyFunction; return element; }, { refresh: function () { if (!Prototype.BrowserFeatures.ElementExtensions) { Object.extend(Methods, Element.Methods); Object.extend(Methods, Element.Methods.Simulated); } } }); extend.refresh(); return extend; })(); Element.hasAttribute = function (element, attribute) { if (element.hasAttribute)return element.hasAttribute(attribute); return Element.Methods.Simulated.hasAttribute(element, attribute); }; Element.addMethods = function (methods) { var F = Prototype.BrowserFeatures, T = Element.Methods.ByTag; if (!methods) { Object.extend(Form, Form.Methods); Object.extend(Form.Element, Form.Element.Methods); Object.extend(Element.Methods.ByTag, { "FORM": Object.clone(Form.Methods), "INPUT": Object.clone(Form.Element.Methods), "SELECT": Object.clone(Form.Element.Methods), "TEXTAREA": Object.clone(Form.Element.Methods) }); } if (arguments.length == 2) { var tagName = methods; methods = arguments[1]; } if (!tagName)Object.extend(Element.Methods, methods || {}); else { if (Object.isArray(tagName))tagName.each(extend); else extend(tagName); } function extend(tagName) { tagName = tagName.toUpperCase(); if (!Element.Methods.ByTag[tagName]) Element.Methods.ByTag[tagName] = {}; Object.extend(Element.Methods.ByTag[tagName], methods); } function copy(methods, destination, onlyIfAbsent) { onlyIfAbsent = onlyIfAbsent || false; for (var property in methods) { var value = methods[property]; if (!Object.isFunction(value))continue; if (!onlyIfAbsent || !(property in destination)) destination[property] = value.methodize(); } } function findDOMClass(tagName) { var klass; var trans = { "OPTGROUP": "OptGroup", "TEXTAREA": "TextArea", "P": "Paragraph", "FIELDSET": "FieldSet", "UL": "UList", "OL": "OList", "DL": "DList", "DIR": "Directory", "H1": "Heading", "H2": "Heading", "H3": "Heading", "H4": "Heading", "H5": "Heading", "H6": "Heading", "Q": "Quote", "INS": "Mod", "DEL": "Mod", "A": "Anchor", "IMG": "Image", "CAPTION": "TableCaption", "COL": "TableCol", "COLGROUP": "TableCol", "THEAD": "TableSection", "TFOOT": "TableSection", "TBODY": "TableSection", "TR": "TableRow", "TH": "TableCell", "TD": "TableCell", "FRAMESET": "FrameSet", "IFRAME": "IFrame" }; if (trans[tagName])klass = 'HTML' + trans[tagName] + 'Element'; if (window[klass])return window[klass]; klass = 'HTML' + tagName + 'Element'; if (window[klass])return window[klass]; klass = 'HTML' + tagName.capitalize() + 'Element'; if (window[klass])return window[klass]; window[klass] = {}; window[klass].prototype = document.createElement(tagName).__proto__; return window[klass]; } if (F.ElementExtensions) { copy(Element.Methods, HTMLElement.prototype); copy(Element.Methods.Simulated, HTMLElement.prototype, true); } if (F.SpecificElementExtensions) { for (var tag in Element.Methods.ByTag) { var klass = findDOMClass(tag); if (Object.isUndefined(klass))continue; copy(T[tag], klass.prototype); } } Object.extend(Element, Element.Methods); delete Element.ByTag; if (Element.extend.refresh)Element.extend.refresh(); Element.cache = {}; }; document.viewport = { getDimensions: function () { var dimensions = {}; var B = Prototype.Browser; $w('width height').each(function (d) { var D = d.capitalize(); dimensions[d] = (B.WebKit && !document.evaluate) ? self['inner' + D] : (B.Opera) ? document.body['client' + D] : document.documentElement['client' + D]; }); return dimensions; }, getWidth: function () { return this.getDimensions().width; }, getHeight: function () { return this.getDimensions().height; }, getScrollOffsets: function () { return Element._returnOffset(window.pageXOffset || document.documentElement.scrollLeft || document.body.scrollLeft, window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop); } }; var Selector = Class.create({ initialize: function (expression) { this.expression = expression.strip(); this.compileMatcher(); }, shouldUseXPath: function () { if (!Prototype.BrowserFeatures.XPath)return false; var e = this.expression; if (Prototype.Browser.WebKit && (e.include("-of-type") || e.include(":empty"))) return false; if ((/(\[[\w-]*?:|:checked)/).test(this.expression)) return false; return true; }, compileMatcher: function () { if (this.shouldUseXPath()) return this.compileXPathMatcher(); var e = this.expression, ps = Selector.patterns, h = Selector.handlers, c = Selector.criteria, le, p, m; if (Selector._cache[e]) { this.matcher = Selector._cache[e]; return; } this.matcher = ["this.matcher = function(root) {", "var r = root, h = Selector.handlers, c = false, n;"]; while (e && le != e && (/\S/).test(e)) { le = e; for (var i in ps) { p = ps[i]; if (m = e.match(p)) { this.matcher.push(Object.isFunction(c[i]) ? c[i](m) : new Template(c[i]).evaluate(m)); e = e.replace(m[0], ''); break; } } } this.matcher.push("return h.unique(n);\n}"); eval(this.matcher.join('\n')); Selector._cache[this.expression] = this.matcher; }, compileXPathMatcher: function () { var e = this.expression, ps = Selector.patterns, x = Selector.xpath, le, m; if (Selector._cache[e]) { this.xpath = Selector._cache[e]; return; } this.matcher = ['.//*']; while (e && le != e && (/\S/).test(e)) { le = e; for (var i in ps) { if (m = e.match(ps[i])) { this.matcher.push(Object.isFunction(x[i]) ? x[i](m) : new Template(x[i]).evaluate(m)); e = e.replace(m[0], ''); break; } } } this.xpath = this.matcher.join(''); Selector._cache[this.expression] = this.xpath; }, findElements: function (root) { root = root || document; if (this.xpath)return document._getElementsByXPath(this.xpath, root); return this.matcher(root); }, match: function (element) { this.tokens = []; var e = this.expression, ps = Selector.patterns, as = Selector.assertions; var le, p, m; while (e && le !== e && (/\S/).test(e)) { le = e; for (var i in ps) { p = ps[i]; if (m = e.match(p)) { if (as[i]) { this.tokens.push([i, Object.clone(m)]); e = e.replace(m[0], ''); } else { return this.findElements(document).include(element); } } } } var match = true, name, matches; for (var i = 0, token; token = this.tokens[i]; i++) { name = token[0], matches = token[1]; if (!Selector.assertions[name](element, matches)) { match = false; break; } } return match; }, toString: function () { return this.expression; }, inspect: function () { return "#"; } }); Object.extend(Selector, { _cache: {}, xpath: { descendant: "//*", child: "/*", adjacent: "/following-sibling::*[1]", laterSibling: '/following-sibling::*', tagName: function (m) { if (m[1] == '*')return ''; return "[local-name()='" + m[1].toLowerCase() + "' or local-name()='" + m[1].toUpperCase() + "']"; }, className: "[contains(concat(' ', @class, ' '), ' #{1} ')]", id: "[@id='#{1}']", attrPresence: function (m) { m[1] = m[1].toLowerCase(); return new Template("[@#{1}]").evaluate(m); }, attr: function (m) { m[1] = m[1].toLowerCase(); m[3] = m[5] || m[6]; return new Template(Selector.xpath.operators[m[2]]).evaluate(m); }, pseudo: function (m) { var h = Selector.xpath.pseudos[m[1]]; if (!h)return ''; if (Object.isFunction(h))return h(m); return new Template(Selector.xpath.pseudos[m[1]]).evaluate(m); }, operators: { '=': "[@#{1}='#{3}']", '!=': "[@#{1}!='#{3}']", '^=': "[starts-with(@#{1}, '#{3}')]", '$=': "[substring(@#{1}, (string-length(@#{1}) - string-length('#{3}') + 1))='#{3}']", '*=': "[contains(@#{1}, '#{3}')]", '~=': "[contains(concat(' ', @#{1}, ' '), ' #{3} ')]", '|=': "[contains(concat('-', @#{1}, '-'), '-#{3}-')]" }, pseudos: { 'first-child': '[not(preceding-sibling::*)]', 'last-child': '[not(following-sibling::*)]', 'only-child': '[not(preceding-sibling::* or following-sibling::*)]', 'empty': "[count(*) = 0 and (count(text()) = 0 or translate(text(), ' \t\r\n', '') = '')]", 'checked': "[@checked]", 'disabled': "[@disabled]", 'enabled': "[not(@disabled)]", 'not': function (m) { var e = m[6], p = Selector.patterns, x = Selector.xpath, le, v; var exclusion = []; while (e && le != e && (/\S/).test(e)) { le = e; for (var i in p) { if (m = e.match(p[i])) { v = Object.isFunction(x[i]) ? x[i](m) : new Template(x[i]).evaluate(m); exclusion.push("(" + v.substring(1, v.length - 1) + ")"); e = e.replace(m[0], ''); break; } } } return "[not(" + exclusion.join(" and ") + ")]"; }, 'nth-child': function (m) { return Selector.xpath.pseudos.nth("(count(./preceding-sibling::*) + 1) ", m); }, 'nth-last-child': function (m) { return Selector.xpath.pseudos.nth("(count(./following-sibling::*) + 1) ", m); }, 'nth-of-type': function (m) { return Selector.xpath.pseudos.nth("position() ", m); }, 'nth-last-of-type': function (m) { return Selector.xpath.pseudos.nth("(last() + 1 - position()) ", m); }, 'first-of-type': function (m) { m[6] = "1"; return Selector.xpath.pseudos['nth-of-type'](m); }, 'last-of-type': function (m) { m[6] = "1"; return Selector.xpath.pseudos['nth-last-of-type'](m); }, 'only-of-type': function (m) { var p = Selector.xpath.pseudos; return p['first-of-type'](m) + p['last-of-type'](m); }, nth: function (fragment, m) { var mm, formula = m[6], predicate; if (formula == 'even')formula = '2n+0'; if (formula == 'odd')formula = '2n+1'; if (mm = formula.match(/^(\d+)$/)) return '[' + fragment + "= " + mm[1] + ']'; if (mm = formula.match(/^(-?\d*)?n(([+-])(\d+))?/)) { if (mm[1] == "-")mm[1] = -1; var a = mm[1] ? Number(mm[1]) : 1; var b = mm[2] ? Number(mm[2]) : 0; predicate = "[((#{fragment} - #{b}) mod #{a} = 0) and " + "((#{fragment} - #{b}) div #{a} >= 0)]"; return new Template(predicate).evaluate({fragment: fragment, a: a, b: b}); } } } }, criteria: { tagName: 'n = h.tagName(n, r, "#{1}", c); c = false;', className: 'n = h.className(n, r, "#{1}", c); c = false;', id: 'n = h.id(n, r, "#{1}", c); c = false;', attrPresence: 'n = h.attrPresence(n, r, "#{1}", c); c = false;', attr: function (m) { m[3] = (m[5] || m[6]); return new Template('n = h.attr(n, r, "#{1}", "#{3}", "#{2}", c); c = false;').evaluate(m); }, pseudo: function (m) { if (m[6])m[6] = m[6].replace(/"/g, '\\"'); return new Template('n = h.pseudo(n, "#{1}", "#{6}", r, c); c = false;').evaluate(m); }, descendant: 'c = "descendant";', child: 'c = "child";', adjacent: 'c = "adjacent";', laterSibling: 'c = "laterSibling";' }, patterns: { laterSibling: /^\s*~\s*/, child: /^\s*>\s*/, adjacent: /^\s*\+\s*/, descendant: /^\s/, tagName: /^\s*(\*|[\w\-]+)(\b|$)?/, id: /^#([\w\-\*]+)(\b|$)/, className: /^\.([\w\-\*]+)(\b|$)/, pseudo: /^:((first|last|nth|nth-last|only)(-child|-of-type)|empty|checked|(en|dis)abled|not)(\((.*?)\))?(\b|$|(?=\s|[:+~>]))/, attrPresence: /^\[([\w]+)\]/, attr: /\[((?:[\w-]*:)?[\w-]+)\s*(?:([!^$*~|]?=)\s*((['"])([^\4]*?)\4|([^'"][^\]]*?)))?\]/ }, assertions: { tagName: function (element, matches) { return matches[1].toUpperCase() == element.tagName.toUpperCase(); }, className: function (element, matches) { return Element.hasClassName(element, matches[1]); }, id: function (element, matches) { return element.id === matches[1]; }, attrPresence: function (element, matches) { return Element.hasAttribute(element, matches[1]); }, attr: function (element, matches) { var nodeValue = Element.readAttribute(element, matches[1]); return nodeValue && Selector.operators[matches[2]](nodeValue, matches[5] || matches[6]); } }, handlers: { concat: function (a, b) { for (var i = 0, node; node = b[i]; i++) a.push(node); return a; }, mark: function (nodes) { var _true = Prototype.emptyFunction; for (var i = 0, node; node = nodes[i]; i++) node._countedByPrototype = _true; return nodes; }, unmark: function (nodes) { for (var i = 0, node; node = nodes[i]; i++) node._countedByPrototype = undefined; return nodes; }, index: function (parentNode, reverse, ofType) { parentNode._countedByPrototype = Prototype.emptyFunction; if (reverse) { for (var nodes = parentNode.childNodes, i = nodes.length - 1, j = 1; i >= 0; i--) { var node = nodes[i]; if (node.nodeType == 1 && (!ofType || node._countedByPrototype))node.nodeIndex = j++; } } else { for (var i = 0, j = 1, nodes = parentNode.childNodes; node = nodes[i]; i++) if (node.nodeType == 1 && (!ofType || node._countedByPrototype))node.nodeIndex = j++; } }, unique: function (nodes) { if (nodes.length == 0)return nodes; var results = [], n; for (var i = 0, l = nodes.length; i < l; i++) if (!(n = nodes[i])._countedByPrototype) { n._countedByPrototype = Prototype.emptyFunction; results.push(Element.extend(n)); } return Selector.handlers.unmark(results); }, descendant: function (nodes) { var h = Selector.handlers; for (var i = 0, results = [], node; node = nodes[i]; i++) h.concat(results, node.getElementsByTagName('*')); return results; }, child: function (nodes) { var h = Selector.handlers; for (var i = 0, results = [], node; node = nodes[i]; i++) { for (var j = 0, child; child = node.childNodes[j]; j++) if (child.nodeType == 1 && child.tagName != '!')results.push(child); } return results; }, adjacent: function (nodes) { for (var i = 0, results = [], node; node = nodes[i]; i++) { var next = this.nextElementSibling(node); if (next)results.push(next); } return results; }, laterSibling: function (nodes) { var h = Selector.handlers; for (var i = 0, results = [], node; node = nodes[i]; i++) h.concat(results, Element.nextSiblings(node)); return results; }, nextElementSibling: function (node) { while (node = node.nextSibling) if (node.nodeType == 1)return node; return null; }, previousElementSibling: function (node) { while (node = node.previousSibling) if (node.nodeType == 1)return node; return null; }, tagName: function (nodes, root, tagName, combinator) { var uTagName = tagName.toUpperCase(); var results = [], h = Selector.handlers; if (nodes) { if (combinator) { if (combinator == "descendant") { for (var i = 0, node; node = nodes[i]; i++) h.concat(results, node.getElementsByTagName(tagName)); return results; } else nodes = this[combinator](nodes); if (tagName == "*")return nodes; } for (var i = 0, node; node = nodes[i]; i++) if (node.tagName.toUpperCase() === uTagName)results.push(node); return results; } else return root.getElementsByTagName(tagName); }, id: function (nodes, root, id, combinator) { var targetNode = $(id), h = Selector.handlers; if (!targetNode)return []; if (!nodes && root == document)return [targetNode]; if (nodes) { if (combinator) { if (combinator == 'child') { for (var i = 0, node; node = nodes[i]; i++) if (targetNode.parentNode == node)return [targetNode]; } else if (combinator == 'descendant') { for (var i = 0, node; node = nodes[i]; i++) if (Element.descendantOf(targetNode, node))return [targetNode]; } else if (combinator == 'adjacent') { for (var i = 0, node; node = nodes[i]; i++) if (Selector.handlers.previousElementSibling(targetNode) == node) return [targetNode]; } else nodes = h[combinator](nodes); } for (var i = 0, node; node = nodes[i]; i++) if (node == targetNode)return [targetNode]; return []; } return (targetNode && Element.descendantOf(targetNode, root)) ? [targetNode] : []; }, className: function (nodes, root, className, combinator) { if (nodes && combinator)nodes = this[combinator](nodes); return Selector.handlers.byClassName(nodes, root, className); }, byClassName: function (nodes, root, className) { if (!nodes)nodes = Selector.handlers.descendant([root]); var needle = ' ' + className + ' '; for (var i = 0, results = [], node, nodeClassName; node = nodes[i]; i++) { nodeClassName = node.className; if (nodeClassName.length == 0)continue; if (nodeClassName == className || (' ' + nodeClassName + ' ').include(needle)) results.push(node); } return results; }, attrPresence: function (nodes, root, attr, combinator) { if (!nodes)nodes = root.getElementsByTagName("*"); if (nodes && combinator)nodes = this[combinator](nodes); var results = []; for (var i = 0, node; node = nodes[i]; i++) if (Element.hasAttribute(node, attr))results.push(node); return results; }, attr: function (nodes, root, attr, value, operator, combinator) { if (!nodes)nodes = root.getElementsByTagName("*"); if (nodes && combinator)nodes = this[combinator](nodes); var handler = Selector.operators[operator], results = []; for (var i = 0, node; node = nodes[i]; i++) { var nodeValue = Element.readAttribute(node, attr); if (nodeValue === null)continue; if (handler(nodeValue, value))results.push(node); } return results; }, pseudo: function (nodes, name, value, root, combinator) { if (nodes && combinator)nodes = this[combinator](nodes); if (!nodes)nodes = root.getElementsByTagName("*"); return Selector.pseudos[name](nodes, value, root); } }, pseudos: { 'first-child': function (nodes, value, root) { for (var i = 0, results = [], node; node = nodes[i]; i++) { if (Selector.handlers.previousElementSibling(node))continue; results.push(node); } return results; }, 'last-child': function (nodes, value, root) { for (var i = 0, results = [], node; node = nodes[i]; i++) { if (Selector.handlers.nextElementSibling(node))continue; results.push(node); } return results; }, 'only-child': function (nodes, value, root) { var h = Selector.handlers; for (var i = 0, results = [], node; node = nodes[i]; i++) if (!h.previousElementSibling(node) && !h.nextElementSibling(node)) results.push(node); return results; }, 'nth-child': function (nodes, formula, root) { return Selector.pseudos.nth(nodes, formula, root); }, 'nth-last-child': function (nodes, formula, root) { return Selector.pseudos.nth(nodes, formula, root, true); }, 'nth-of-type': function (nodes, formula, root) { return Selector.pseudos.nth(nodes, formula, root, false, true); }, 'nth-last-of-type': function (nodes, formula, root) { return Selector.pseudos.nth(nodes, formula, root, true, true); }, 'first-of-type': function (nodes, formula, root) { return Selector.pseudos.nth(nodes, "1", root, false, true); }, 'last-of-type': function (nodes, formula, root) { return Selector.pseudos.nth(nodes, "1", root, true, true); }, 'only-of-type': function (nodes, formula, root) { var p = Selector.pseudos; return p['last-of-type'](p['first-of-type'](nodes, formula, root), formula, root); }, getIndices: function (a, b, total) { if (a == 0)return b > 0 ? [b] : []; return $R(1, total).inject([], function (memo, i) { if (0 == (i - b) % a && (i - b) / a >= 0)memo.push(i); return memo; }); }, nth: function (nodes, formula, root, reverse, ofType) { if (nodes.length == 0)return []; if (formula == 'even')formula = '2n+0'; if (formula == 'odd')formula = '2n+1'; var h = Selector.handlers, results = [], indexed = [], m; h.mark(nodes); for (var i = 0, node; node = nodes[i]; i++) { if (!node.parentNode._countedByPrototype) { h.index(node.parentNode, reverse, ofType); indexed.push(node.parentNode); } } if (formula.match(/^\d+$/)) { formula = Number(formula); for (var i = 0, node; node = nodes[i]; i++) if (node.nodeIndex == formula)results.push(node); } else if (m = formula.match(/^(-?\d*)?n(([+-])(\d+))?/)) { if (m[1] == "-")m[1] = -1; var a = m[1] ? Number(m[1]) : 1; var b = m[2] ? Number(m[2]) : 0; var indices = Selector.pseudos.getIndices(a, b, nodes.length); for (var i = 0, node, l = indices.length; node = nodes[i]; i++) { for (var j = 0; j < l; j++) if (node.nodeIndex == indices[j])results.push(node); } } h.unmark(nodes); h.unmark(indexed); return results; }, 'empty': function (nodes, value, root) { for (var i = 0, results = [], node; node = nodes[i]; i++) { if (node.tagName == '!' || (node.firstChild && !node.innerHTML.match(/^\s*$/)))continue; results.push(node); } return results; }, 'not': function (nodes, selector, root) { var h = Selector.handlers, selectorType, m; var exclusions = new Selector(selector).findElements(root); h.mark(exclusions); for (var i = 0, results = [], node; node = nodes[i]; i++) if (!node._countedByPrototype)results.push(node); h.unmark(exclusions); return results; }, 'enabled': function (nodes, value, root) { for (var i = 0, results = [], node; node = nodes[i]; i++) if (!node.disabled)results.push(node); return results; }, 'disabled': function (nodes, value, root) { for (var i = 0, results = [], node; node = nodes[i]; i++) if (node.disabled)results.push(node); return results; }, 'checked': function (nodes, value, root) { for (var i = 0, results = [], node; node = nodes[i]; i++) if (node.checked)results.push(node); return results; } }, operators: { '=': function (nv, v) { return nv == v; }, '!=': function (nv, v) { return nv != v; }, '^=': function (nv, v) { return nv.startsWith(v); }, '$=': function (nv, v) { return nv.endsWith(v); }, '*=': function (nv, v) { return nv.include(v); }, '~=': function (nv, v) { return (' ' + nv + ' ').include(' ' + v + ' '); }, '|=': function (nv, v) { return ('-' + nv.toUpperCase() + '-').include('-' + v.toUpperCase() + '-'); } }, split: function (expression) { var expressions = []; expression.scan(/(([\w#:.~>+()\s-]+|\*|\[.*?\])+)\s*(,|$)/, function (m) { expressions.push(m[1].strip()); }); return expressions; }, matchElements: function (elements, expression) { var matches = $$(expression), h = Selector.handlers; h.mark(matches); for (var i = 0, results = [], element; element = elements[i]; i++) if (element._countedByPrototype)results.push(element); h.unmark(matches); return results; }, findElement: function (elements, expression, index) { if (Object.isNumber(expression)) { index = expression; expression = false; } return Selector.matchElements(elements, expression || '*')[index || 0]; }, findChildElements: function (element, expressions) { expressions = Selector.split(expressions.join(',')); var results = [], h = Selector.handlers; for (var i = 0, l = expressions.length, selector; i < l; i++) { selector = new Selector(expressions[i].strip()); h.concat(results, selector.findElements(element)); } return (l > 1) ? h.unique(results) : results; } }); if (Prototype.Browser.IE) { Object.extend(Selector.handlers, { concat: function (a, b) { for (var i = 0, node; node = b[i]; i++) if (node.tagName !== "!")a.push(node); return a; }, unmark: function (nodes) { for (var i = 0, node; node = nodes[i]; i++) node.removeAttribute('_countedByPrototype'); return nodes; } }); } function $$() { return Selector.findChildElements(document, $A(arguments)); } var Form = { reset: function (form) { $(form).reset(); return form; }, serializeElements: function (elements, options) { if (typeof options != 'object')options = {hash: !!options}; else if (Object.isUndefined(options.hash))options.hash = true; var key, value, submitted = false, submit = options.submit; var data = elements.inject({}, function (result, element) { if (!element.disabled && element.name) { key = element.name; value = $(element).getValue(); if (value != null && (element.type != 'submit' || (!submitted && submit !== false && (!submit || key == submit) && (submitted = true)))) { if (key in result) { if (!Object.isArray(result[key]))result[key] = [result[key]]; result[key].push(value); } else result[key] = value; } } return result; }); return options.hash ? data : Object.toQueryString(data); } }; Form.Methods = { serialize: function (form, options) { return Form.serializeElements(Form.getElements(form), options); }, getElements: function (form) { return $A($(form).getElementsByTagName('*')).inject([], function (elements, child) { if (Form.Element.Serializers[child.tagName.toLowerCase()]) elements.push(Element.extend(child)); return elements; }); }, getInputs: function (form, typeName, name) { form = $(form); var inputs = form.getElementsByTagName('input'); if (!typeName && !name)return $A(inputs).map(Element.extend); for (var i = 0, matchingInputs = [], length = inputs.length; i < length; i++) { var input = inputs[i]; if ((typeName && input.type != typeName) || (name && input.name != name)) continue; matchingInputs.push(Element.extend(input)); } return matchingInputs; }, disable: function (form) { form = $(form); Form.getElements(form).invoke('disable'); return form; }, enable: function (form) { form = $(form); Form.getElements(form).invoke('enable'); return form; }, findFirstElement: function (form) { var elements = $(form).getElements().findAll(function (element) { return 'hidden' != element.type && !element.disabled; }); var firstByIndex = elements.findAll(function (element) { return element.hasAttribute('tabIndex') && element.tabIndex >= 0; }).sortBy(function (element) { return element.tabIndex }).first(); return firstByIndex ? firstByIndex : elements.find(function (element) { return ['input', 'select', 'textarea'].include(element.tagName.toLowerCase()); }); }, focusFirstElement: function (form) { form = $(form); form.findFirstElement().activate(); return form; }, request: function (form, options) { form = $(form), options = Object.clone(options || {}); var params = options.parameters, action = form.readAttribute('action') || ''; if (action.blank())action = window.location.href; options.parameters = form.serialize(true); if (params) { if (Object.isString(params))params = params.toQueryParams(); Object.extend(options.parameters, params); } if (form.hasAttribute('method') && !options.method) options.method = form.method; return new Ajax.Request(action, options); } }; Form.Element = { focus: function (element) { $(element).focus(); return element; }, select: function (element) { $(element).select(); return element; } }; Form.Element.Methods = { serialize: function (element) { element = $(element); if (!element.disabled && element.name) { var value = element.getValue(); if (value != undefined) { var pair = {}; pair[element.name] = value; return Object.toQueryString(pair); } } return ''; }, getValue: function (element) { element = $(element); var method = element.tagName.toLowerCase(); return Form.Element.Serializers[method](element); }, setValue: function (element, value) { element = $(element); var method = element.tagName.toLowerCase(); Form.Element.Serializers[method](element, value); return element; }, clear: function (element) { $(element).value = ''; return element; }, present: function (element) { return $(element).value != ''; }, activate: function (element) { element = $(element); try { element.focus(); if (element.select && (element.tagName.toLowerCase() != 'input' || !['button', 'reset', 'submit'].include(element.type))) element.select(); } catch (e) { } return element; }, disable: function (element) { element = $(element); element.blur(); element.disabled = true; return element; }, enable: function (element) { element = $(element); element.disabled = false; return element; } }; var Field = Form.Element; var $F = Form.Element.Methods.getValue; Form.Element.Serializers = { input: function (element, value) { switch (element.type.toLowerCase()) { case'checkbox': case'radio': return Form.Element.Serializers.inputSelector(element, value); default: return Form.Element.Serializers.textarea(element, value); } }, inputSelector: function (element, value) { if (Object.isUndefined(value))return element.checked ? element.value : null; else element.checked = !!value; }, textarea: function (element, value) { if (Object.isUndefined(value))return element.value; else element.value = value; }, select: function (element, index) { if (Object.isUndefined(index)) return this[element.type == 'select-one' ? 'selectOne' : 'selectMany'](element); else { var opt, value, single = !Object.isArray(index); for (var i = 0, length = element.length; i < length; i++) { opt = element.options[i]; value = this.optionValue(opt); if (single) { if (value == index) { opt.selected = true; return; } } else opt.selected = index.include(value); } } }, selectOne: function (element) { var index = element.selectedIndex; return index >= 0 ? this.optionValue(element.options[index]) : null; }, selectMany: function (element) { var values, length = element.length; if (!length)return null; for (var i = 0, values = []; i < length; i++) { var opt = element.options[i]; if (opt.selected)values.push(this.optionValue(opt)); } return values; }, optionValue: function (opt) { return Element.extend(opt).hasAttribute('value') ? opt.value : opt.text; } }; Abstract.TimedObserver = Class.create(PeriodicalExecuter, { initialize: function ($super, element, frequency, callback) { $super(callback, frequency); this.element = $(element); this.lastValue = this.getValue(); }, execute: function () { var value = this.getValue(); if (Object.isString(this.lastValue) && Object.isString(value) ? this.lastValue != value : String(this.lastValue) != String(value)) { this.callback(this.element, value); this.lastValue = value; } } }); Form.Element.Observer = Class.create(Abstract.TimedObserver, { getValue: function () { return Form.Element.getValue(this.element); } }); Form.Observer = Class.create(Abstract.TimedObserver, { getValue: function () { return Form.serialize(this.element); } }); Abstract.EventObserver = Class.create({ initialize: function (element, callback) { this.element = $(element); this.callback = callback; this.lastValue = this.getValue(); if (this.element.tagName.toLowerCase() == 'form') this.registerFormCallbacks(); else this.registerCallback(this.element); }, onElementEvent: function () { var value = this.getValue(); if (this.lastValue != value) { this.callback(this.element, value); this.lastValue = value; } }, registerFormCallbacks: function () { Form.getElements(this.element).each(this.registerCallback, this); }, registerCallback: function (element) { if (element.type) { switch (element.type.toLowerCase()) { case'checkbox': case'radio': Event.observe(element, 'click', this.onElementEvent.bind(this)); break; default: Event.observe(element, 'change', this.onElementEvent.bind(this)); break; } } } }); Form.Element.EventObserver = Class.create(Abstract.EventObserver, { getValue: function () { return Form.Element.getValue(this.element); } }); Form.EventObserver = Class.create(Abstract.EventObserver, { getValue: function () { return Form.serialize(this.element); } }); if (!window.Event)var Event = {}; Object.extend(Event, { KEY_BACKSPACE: 8, KEY_TAB: 9, KEY_RETURN: 13, KEY_ESC: 27, KEY_LEFT: 37, KEY_UP: 38, KEY_RIGHT: 39, KEY_DOWN: 40, KEY_DELETE: 46, KEY_HOME: 36, KEY_END: 35, KEY_PAGEUP: 33, KEY_PAGEDOWN: 34, KEY_INSERT: 45, cache: {}, relatedTarget: function (event) { var element; switch (event.type) { case'mouseover': element = event.fromElement; break; case'mouseout': element = event.toElement; break; default: return null; } return Element.extend(element); } }); Event.Methods = (function () { var isButton; if (Prototype.Browser.IE) { var buttonMap = {0: 1, 1: 4, 2: 2}; isButton = function (event, code) { return event.button == buttonMap[code]; }; } else if (Prototype.Browser.WebKit) { isButton = function (event, code) { switch (code) { case 0: return event.which == 1 && !event.metaKey; case 1: return event.which == 1 && event.metaKey; default: return false; } }; } else { isButton = function (event, code) { return event.which ? (event.which === code + 1) : (event.button === code); }; } return { isLeftClick: function (event) { return isButton(event, 0) }, isMiddleClick: function (event) { return isButton(event, 1) }, isRightClick: function (event) { return isButton(event, 2) }, element: function (event) { var node = Event.extend(event).target; return Element.extend(node.nodeType == Node.TEXT_NODE ? node.parentNode : node); }, findElement: function (event, expression) { var element = Event.element(event); if (!expression)return element; var elements = [element].concat(element.ancestors()); return Selector.findElement(elements, expression, 0); }, pointer: function (event) { return { x: event.pageX || (event.clientX + (document.documentElement.scrollLeft || document.body.scrollLeft)), y: event.pageY || (event.clientY + (document.documentElement.scrollTop || document.body.scrollTop)) }; }, pointerX: function (event) { return Event.pointer(event).x }, pointerY: function (event) { return Event.pointer(event).y }, stop: function (event) { Event.extend(event); event.preventDefault(); event.stopPropagation(); event.stopped = true; } }; })(); Event.extend = (function () { var methods = Object.keys(Event.Methods).inject({}, function (m, name) { m[name] = Event.Methods[name].methodize(); return m; }); if (Prototype.Browser.IE) { Object.extend(methods, { stopPropagation: function () { this.cancelBubble = true }, preventDefault: function () { this.returnValue = false }, inspect: function () { return "[object Event]" } }); return function (event) { if (!event)return false; if (event._extendedByPrototype)return event; event._extendedByPrototype = Prototype.emptyFunction; var pointer = Event.pointer(event); Object.extend(event, {target: event.srcElement, relatedTarget: Event.relatedTarget(event), pageX: pointer.x, pageY: pointer.y}); return Object.extend(event, methods); }; } else { Event.prototype = Event.prototype || document.createEvent("HTMLEvents").__proto__; Object.extend(Event.prototype, methods); return Prototype.K; } })(); Object.extend(Event, (function () { var cache = Event.cache; function getEventID(element) { if (element._prototypeEventID)return element._prototypeEventID[0]; arguments.callee.id = arguments.callee.id || 1; return element._prototypeEventID = [++arguments.callee.id]; } function getDOMEventName(eventName) { if (eventName && eventName.include(':'))return "dataavailable"; return eventName; } function getCacheForID(id) { return cache[id] = cache[id] || {}; } function getWrappersForEventName(id, eventName) { var c = getCacheForID(id); return c[eventName] = c[eventName] || []; } function createWrapper(element, eventName, handler) { var id = getEventID(element); var c = getWrappersForEventName(id, eventName); if (c.pluck("handler").include(handler))return false; var wrapper = function (event) { if (!Event || !Event.extend || (event.eventName && event.eventName != eventName)) return false; Event.extend(event); handler.call(element, event); }; wrapper.handler = handler; c.push(wrapper); return wrapper; } function findWrapper(id, eventName, handler) { var c = getWrappersForEventName(id, eventName); return c.find(function (wrapper) { return wrapper.handler == handler }); } function destroyWrapper(id, eventName, handler) { var c = getCacheForID(id); if (!c[eventName])return false; c[eventName] = c[eventName].without(findWrapper(id, eventName, handler)); } function destroyCache() { for (var id in cache) for (var eventName in cache[id]) cache[id][eventName] = null; } if (window.attachEvent) { window.attachEvent("onunload", destroyCache); } return { observe: function (element, eventName, handler) { element = $(element); var name = getDOMEventName(eventName); var wrapper = createWrapper(element, eventName, handler); if (!wrapper)return element; if (element.addEventListener) { element.addEventListener(name, wrapper, false); } else { element.attachEvent("on" + name, wrapper); } return element; }, stopObserving: function (element, eventName, handler) { element = $(element); var id = getEventID(element), name = getDOMEventName(eventName); if (!handler && eventName) { getWrappersForEventName(id, eventName).each(function (wrapper) { element.stopObserving(eventName, wrapper.handler); }); return element; } else if (!eventName) { Object.keys(getCacheForID(id)).each(function (eventName) { element.stopObserving(eventName); }); return element; } var wrapper = findWrapper(id, eventName, handler); if (!wrapper)return element; if (element.removeEventListener) { element.removeEventListener(name, wrapper, false); } else { element.detachEvent("on" + name, wrapper); } destroyWrapper(id, eventName, handler); return element; }, fire: function (element, eventName, memo) { element = $(element); if (element == document && document.createEvent && !element.dispatchEvent) element = document.documentElement; var event; if (document.createEvent) { event = document.createEvent("HTMLEvents"); event.initEvent("dataavailable", true, true); } else { event = document.createEventObject(); event.eventType = "ondataavailable"; } event.eventName = eventName; event.memo = memo || {}; if (document.createEvent) { element.dispatchEvent(event); } else { element.fireEvent(event.eventType, event); } return Event.extend(event); } }; })()); Object.extend(Event, Event.Methods); Element.addMethods({fire: Event.fire, observe: Event.observe, stopObserving: Event.stopObserving}); Object.extend(document, {fire: Element.Methods.fire.methodize(), observe: Element.Methods.observe.methodize(), stopObserving: Element.Methods.stopObserving.methodize(), loaded: false}); (function () { var timer; function fireContentLoadedEvent() { if (document.loaded)return; if (timer)window.clearInterval(timer); document.fire("dom:loaded"); document.loaded = true; } if (document.addEventListener) { if (Prototype.Browser.WebKit) { timer = window.setInterval(function () { if (/loaded|complete/.test(document.readyState)) fireContentLoadedEvent(); }, 0); Event.observe(window, "load", fireContentLoadedEvent); } else { document.addEventListener("DOMContentLoaded", fireContentLoadedEvent, false); } } else { document.write("