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/* Prototype JavaScript framework, version 1.6.0.2 * (c) 2005-2008 Sam Stephenson * * Prototype is freely distributable under the terms of an MIT-style license. * For details, see the Prototype web site: http://www.prototypejs.org/ * *--------------------------------------------------------------------------*/ var Prototype = { Version: '1.6.0.2', Browser: { IE: !!(window.attachEvent && !window.opera), Opera: !!window.opera, WebKit: navigator.userAgent.indexOf('AppleWebKit/') > -1, Gecko: navigator.userAgent.indexOf('Gecko') > -1 && navigator.userAgent.indexOf('KHTML') == -1, MobileSafari: !!navigator.userAgent.match(/Apple.*Mobile.*Safari/) }, BrowserFeatures: { XPath: !!document.evaluate, ElementExtensions: !!window.HTMLElement, SpecificElementExtensions: document.createElement('div').__proto__ && document.createElement('div').__proto__ !== document.createElement('form').__proto__ }, ScriptFragment: ']*>([\S\s]*?)', JSONFilter: /^/*-secure-([sS]*)*/s*$/, emptyFunction: function() { }, K: function(x) { return x } }; if (Prototype.Browser.MobileSafari) Prototype.BrowserFeatures.SpecificElementExtensions = false; /* Based on Alex Arnell's inheritance implementation. */ var Class = { create: function() { var parent = null, properties = $A(arguments); if (Object.isFunction(properties[0])) parent = properties.shift(); function klass() { this.initialize.apply(this, arguments); } Object.extend(klass, Class.Methods); klass.superclass = parent; klass.subclasses = []; if (parent) { var subclass = function() { }; subclass.prototype = parent.prototype; klass.prototype = new subclass; parent.subclasses.push(klass); } for (var i = 0; i < properties.length; i++) klass.addMethods(properties[i]); if (!klass.prototype.initialize) klass.prototype.initialize = Prototype.emptyFunction; klass.prototype.constructor = klass; return klass; } }; Class.Methods = { addMethods: function(source) { var ancestor = this.superclass && this.superclass.prototype; var properties = Object.keys(source); if (!Object.keys({ toString: true }).length) properties.push("toString", "valueOf"); for (var i = 0, length = properties.length; i < length; i++) { var property = properties[i], value = source[property]; if (ancestor && Object.isFunction(value) && value.argumentNames().first() == "$super") { var method = value, value = Object.extend((function(m) { return function() { return ancestor[m].apply(this, arguments) }; })(property).wrap(method), { valueOf: function() { return method }, toString: function() { return method.toString() } }); } this.prototype[property] = value; } return this; } }; var Abstract = { }; Object.extend = function(destination, source) { for (var property in source) destination[property] = source[property]; return destination; }; Object.extend(Object, { inspect: function(object) { try { if (Object.isUndefined(object)) return 'undefined'; if (object === null) return 'null'; return object.inspect ? object.inspect() : String(object); } catch (e) { if (e instanceof RangeError) return '...'; throw e; } }, toJSON: function(object) { var type = typeof object; switch (type) { case 'undefined': case 'function': case 'unknown': return; case 'boolean': return object.toString(); } if (object === null) return 'null'; if (object.toJSON) return object.toJSON(); if (Object.isElement(object)) return; var results = []; for (var property in object) { var value = Object.toJSON(object[property]); if (!Object.isUndefined(value)) results.push(property.toJSON() + ': ' + value); } return '{' + results.join(', ') + '}'; }, toQueryString: function(object) { return $H(object).toQueryString(); }, toHTML: function(object) { return object && object.toHTML ? object.toHTML() : String.interpret(object); }, keys: function(object) { var keys = []; for (var property in object) keys.push(property); return keys; }, values: function(object) { var values = []; for (var property in object) values.push(object[property]); return values; }, clone: function(object) { return Object.extend({ }, object); }, isElement: function(object) { return object && object.nodeType == 1; }, isArray: function(object) { return object != null && typeof object == "object" && 'splice' in object && 'join' in object; }, isHash: function(object) { return object instanceof Hash; }, isFunction: function(object) { return typeof object == "function"; }, isString: function(object) { return typeof object == "string"; }, isNumber: function(object) { return typeof object == "number"; }, isUndefined: function(object) { return typeof object == "undefined"; } }); Object.extend(Function.prototype, { argumentNames: function() { var names = this.toString().match(/^[s(]*function[^(]*((.*?))/)[1].split(",").invoke("strip"); return names.length == 1 && !names[0] ? [] : names; }, bind: function() { if (arguments.length < 2 && Object.isUndefined(arguments[0])) return this; var __method = this, args = $A(arguments), object = args.shift(); return function() { return __method.apply(object, args.concat($A(arguments))); } }, bindAsEventListener: function() { var __method = this, args = $A(arguments), object = args.shift(); return function(event) { return __method.apply(object, [event || window.event].concat(args)); } }, curry: function() { if (!arguments.length) return this; var __method = this, args = $A(arguments); return function() { return __method.apply(this, args.concat($A(arguments))); } }, delay: function() { var __method = this, args = $A(arguments), timeout = args.shift() * 1000; return window.setTimeout(function() { return __method.apply(__method, args); }, timeout); }, wrap: function(wrapper) { var __method = this; return function() { return wrapper.apply(this, [__method.bind(this)].concat($A(arguments))); } }, methodize: function() { if (this._methodized) return this._methodized; var __method = this; return this._methodized = function() { return __method.apply(null, [this].concat($A(arguments))); }; } }); Function.prototype.defer = Function.prototype.delay.curry(0.01); Date.prototype.toJSON = function() { return '"' + this.getUTCFullYear() + '-' + (this.getUTCMonth() + 1).toPaddedString(2) + '-' + this.getUTCDate().toPaddedString(2) + 'T' + this.getUTCHours().toPaddedString(2) + ':' + this.getUTCMinutes().toPaddedString(2) + ':' + this.getUTCSeconds().toPaddedString(2) + 'Z"'; }; var Try = { these: function() { var returnValue; for (var i = 0, length = arguments.length; i < length; i++) { var lambda = arguments[i]; try { returnValue = lambda(); break; } catch (e) { } } return returnValue; } }; RegExp.prototype.match = RegExp.prototype.test; RegExp.escape = function(str) { return String(str).replace(/([.*+?^=!:${}()|[]/\])/g, '\$1'); }; /*--------------------------------------------------------------------------*/ var PeriodicalExecuter = Class.create({ initialize: function(callback, frequency) { this.callback = callback; this.frequency = frequency; this.currentlyExecuting = false; this.registerCallback(); }, registerCallback: function() { this.timer = setInterval(this.onTimerEvent.bind(this), this.frequency * 1000); }, execute: function() { this.callback(this); }, stop: function() { if (!this.timer) return; clearInterval(this.timer); this.timer = null; }, onTimerEvent: function() { if (!this.currentlyExecuting) { try { this.currentlyExecuting = true; this.execute(); } finally { this.currentlyExecuting = false; } } } }); Object.extend(String, { interpret: function(value) { return value == null ? '' : String(value); }, specialChar: { 'b': '\b', 't': '\t', 'n': '\n', 'f': '\f', 'r': '\r', '\': '\\' } }); Object.extend(String.prototype, { gsub: function(pattern, replacement) { var result = '', source = this, match; replacement = arguments.callee.prepareReplacement(replacement); while (source.length > 0) { if (match = source.match(pattern)) { result += source.slice(0, match.index); result += String.interpret(replacement(match)); source = source.slice(match.index + match[0].length); } else { result += source, source = ''; } } return result; }, sub: function(pattern, replacement, count) { replacement = this.gsub.prepareReplacement(replacement); count = Object.isUndefined(count) ? 1 : count; return this.gsub(pattern, function(match) { if (--count < 0) return match[0]; return replacement(match); }); }, scan: function(pattern, iterator) { this.gsub(pattern, iterator); return String(this); }, truncate: function(length, truncation) { length = length || 30; truncation = Object.isUndefined(truncation) ? '...' : truncation; return this.length > length ? this.slice(0, length - truncation.length) + truncation : String(this); }, strip: function() { return this.replace(/^s+/, '').replace(/s+$/, ''); }, stripTags: function() { return this.replace(/]+>/gi, ''); }, stripScripts: function() { return this.replace(new RegExp(Prototype.ScriptFragment, 'img'), ''); }, extractScripts: function() { var matchAll = new RegExp(Prototype.ScriptFragment, 'img'); var matchOne = new RegExp(Prototype.ScriptFragment, 'im'); return (this.match(matchAll) || []).map(function(scriptTag) { return (scriptTag.match(matchOne) || ['', ''])[1]; }); }, evalScripts: function() { return this.extractScripts().map(function(script) { return eval(script) }); }, escapeHTML: function() { var self = arguments.callee; self.text.data = this; return self.div.innerHTML; }, unescapeHTML: function() { var div = new Element('div'); div.innerHTML = this.stripTags(); return div.childNodes[0] ? (div.childNodes.length > 1 ? $A(div.childNodes).inject('', function(memo, node) { return memo+node.nodeValue }) : div.childNodes[0].nodeValue) : ''; }, toQueryParams: function(separator) { var match = this.strip().match(/([^?#]*)(#.*)?$/); if (!match) return { }; return match[1].split(separator || '&').inject({ }, function(hash, pair) { if ((pair = pair.split('='))[0]) { var key = decodeURIComponent(pair.shift()); var value = pair.length > 1 ? pair.join('=') : pair[0]; if (value != undefined) value = decodeURIComponent(value); if (key in hash) { if (!Object.isArray(hash[key])) hash[key] = [hash[key]]; hash[key].push(value); } else hash[key] = value; } return hash; }); }, toArray: function() { return this.split(''); }, succ: function() { return this.slice(0, this.length - 1) + String.fromCharCode(this.charCodeAt(this.length - 1) + 1); }, times: function(count) { return count < 1 ? '' : new Array(count + 1).join(this); }, camelize: function() { var parts = this.split('-'), len = parts.length; if (len == 1) return parts[0]; var camelized = this.charAt(0) == '-' ? parts[0].charAt(0).toUpperCase() + parts[0].substring(1) : parts[0]; for (var i = 1; i < len; i++) camelized += parts[i].charAt(0).toUpperCase() + parts[i].substring(1); return camelized; }, capitalize: function() { return this.charAt(0).toUpperCase() + this.substring(1).toLowerCase(); }, underscore: function() { return this.gsub(/::/, '/').gsub(/([A-Z]+)([A-Z][a-z])/,'#{1}_#{2}').gsub(/([a-zd])([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(/"[^"\nr]*"/g, ''); return (/^[,:{}[]0-9.-+Eaeflnr-u nrt]*$/).test(str); }, evalJSON: function(sanitize) { var json = this.unfilterJSON(); try { if (!sanitize || json.isJSON()) return eval('(' + json + ')'); } catch (e) { } throw new SyntaxError('Badly formed JSON string: ' + this.inspect()); }, include: function(pattern) { return this.indexOf(pattern) > -1; }, startsWith: function(pattern) { return this.indexOf(pattern) === 0; }, endsWith: function(pattern) { var d = this.length - pattern.length; return d >= 0 && this.lastIndexOf(pattern) === d; }, empty: function() { return this == ''; }, blank: function() { return /^s*$/.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,'<').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 '#this.toArray().inspect() + '>'; } }; Object.extend(Enumerable, { map: Enumerable.collect, find: Enumerable.detect, select: Enumerable.findAll, filter: Enumerable.findAll, member: Enumerable.include, entries: Enumerable.toArray, every: Enumerable.all, some: Enumerable.any }); function $A(iterable) { if (!iterable) return []; if (iterable.toArray) return iterable.toArray(); var length = iterable.length || 0, results = new Array(length); while (length--) results[length] = iterable[length]; return results; } if (Prototype.Browser.WebKit) { $A = function(iterable) { if (!iterable) return []; if (!(Object.isFunction(iterable) && iterable == '[object NodeList]') && iterable.toArray) return iterable.toArray(); var length = iterable.length || 0, results = new Array(length); while (length--) results[length] = iterable[length]; return results; }; } Array.from = $A; Object.extend(Array.prototype, Enumerable); if (!Array.prototype._reverse) Array.prototype._reverse = Array.prototype.reverse; Object.extend(Array.prototype, { _each: function(iterator) { for (var i = 0, length = this.length; i < length; i++) iterator(this[i]); }, clear: function() { this.length = 0; return this; }, first: function() { return this[0]; }, last: function() { return this[this.length - 1]; }, compact: function() { return this.select(function(value) { return value != null; }); }, flatten: function() { return this.inject([], function(array, value) { return array.concat(Object.isArray(value) ? value.flatten() : [value]); }); }, without: function() { var values = $A(arguments); return this.select(function(value) { return !values.include(value); }); }, reverse: function(inline) { return (inline !== false ? this : this.toArray())._reverse(); }, reduce: function() { return this.length > 1 ? this : this[0]; }, uniq: function(sorted) { return this.inject([], function(array, value, index) { if (0 == index || (sorted ? array.last() != value : !array.include(value))) array.push(value); return array; }); }, intersect: function(array) { return this.uniq().findAll(function(item) { return array.detect(function(value) { return item === value }); }); }, clone: function() { return [].concat(this); }, size: function() { return this.length; }, inspect: function() { return '[' + this.map(Object.inspect).join(', ') + ']'; }, toJSON: function() { var results = []; this.each(function(object) { var value = Object.toJSON(object); if (!Object.isUndefined(value)) results.push(value); }); return '[' + results.join(', ') + ']'; } }); // use native browser JS 1.6 implementation if available if (Object.isFunction(Array.prototype.forEach)) Array.prototype._each = Array.prototype.forEach; if (!Array.prototype.indexOf) Array.prototype.indexOf = function(item, i) { i || (i = 0); var length = this.length; if (i < 0) i = length + i; for (; i < length; i++) if (this[i] === item) return i; return -1; }; if (!Array.prototype.lastIndexOf) Array.prototype.lastIndexOf = function(item, i) { i = isNaN(i) ? this.length : (i < 0 ? this.length + i : i) + 1; var n = this.slice(0, i).reverse().indexOf(item); return (n < 0) ? n : i - n - 1; }; Array.prototype.toArray = Array.prototype.clone; function $w(string) { if (!Object.isString(string)) return []; string = string.strip(); return string ? string.split(/s+/) : []; } if (Prototype.Browser.Opera){ Array.prototype.concat = function() { var array = []; for (var i = 0, length = this.length; i < length; i++) array.push(this[i]); for (var i = 0, length = arguments.length; i < length; i++) { if (Object.isArray(arguments[i])) { for (var j = 0, arrayLength = arguments[i].length; j < arrayLength; j++) array.push(arguments[i][j]); } else { array.push(arguments[i]); } } return array; }; } Object.extend(Number.prototype, { toColorPart: function() { return this.toPaddedString(2, 16); }, succ: function() { return this + 1; }, times: function(iterator) { $R(0, this, true).each(iterator); return this; }, toPaddedString: function(length, radix) { var string = this.toString(radix || 10); return '0'.times(length - string.length) + string; }, toJSON: function() { return isFinite(this) ? this.toString() : 'null'; } }); $w('abs round ceil floor').each(function(method){ Number.prototype[method] = Math[method].methodize(); }); function $H(object) { return new Hash(object); }; var Hash = Class.create(Enumerable, (function() { function toQueryPair(key, value) { if (Object.isUndefined(value)) return key; return key + '=' + encodeURIComponent(String.interpret(value)); } return { initialize: function(object) { this._object = Object.isHash(object) ? object.toObject() : Object.clone(object); }, _each: function(iterator) { for (var key in this._object) { var value = this._object[key], pair = [key, value]; pair.key = key; pair.value = value; iterator(pair); } }, set: function(key, value) { return this._object[key] = value; }, get: function(key) { return this._object[key]; }, unset: function(key) { var value = this._object[key]; delete this._object[key]; return value; }, toObject: function() { return Object.clone(this._object); }, keys: function() { return this.pluck('key'); }, values: function() { return this.pluck('value'); }, index: function(value) { var match = this.detect(function(pair) { return pair.value === value; }); return match && match.key; }, merge: function(object) { return this.clone().update(object); }, update: function(object) { return new Hash(object).inject(this, function(result, pair) { result.set(pair.key, pair.value); return result; }); }, toQueryString: function() { return this.map(function(pair) { var key = encodeURIComponent(pair.key), values = pair.value; if (values && typeof values == 'object') { if (Object.isArray(values)) return values.map(toQueryPair.curry(key)).join('&'); } return toQueryPair(key, values); }).join('&'); }, inspect: function() { return '#this.map(function(pair) { return pair.map(Object.inspect).join(': '); }).join(', ') + '}>'; }, toJSON: function() { return Object.toJSON(this.toObject()); }, clone: function() { return new Hash(this); } } })()); Hash.prototype.toTemplateReplacements = Hash.prototype.toObject; Hash.from = $H; var ObjectRange = Class.create(Enumerable, { initialize: function(start, end, exclusive) { this.start = start; this.end = end; this.exclusive = exclusive; }, _each: function(iterator) { var value = this.start; while (this.include(value)) { iterator(value); value = value.succ(); } }, include: function(value) { if (value < this.start) return false; if (this.exclusive) return value < this.end; return value <= this.end; } }); var $R = function(start, end, exclusive) { return new ObjectRange(start, end, exclusive); }; var Ajax = { getTransport: function() { return Try.these( function() {return new XMLHttpRequest()}, function() {return new ActiveXObject('Msxml2.XMLHTTP')}, function() {return new ActiveXObject('Microsoft.XMLHTTP')} ) || false; }, activeRequestCount: 0 }; Ajax.Responders = { responders: [], _each: function(iterator) { this.responders._each(iterator); }, register: function(responder) { if (!this.include(responder)) this.responders.push(responder); }, unregister: function(responder) { this.responders = this.responders.without(responder); }, dispatch: function(callback, request, transport, json) { this.each(function(responder) { if (Object.isFunction(responder[callback])) { try { responder[callback].apply(responder, [request, transport, json]); } catch (e) { } } }); } }; Object.extend(Ajax.Responders, Enumerable); Ajax.Responders.register({ onCreate: function() { Ajax.activeRequestCount++ }, onComplete: function() { Ajax.activeRequestCount-- } }); Ajax.Base = Class.create({ initialize: function(options) { this.options = { method: 'post', asynchronous: true, contentType: 'application/x-www-form-urlencoded', encoding: 'UTF-8', parameters: '', evalJSON: true, evalJS: true }; Object.extend(this.options, options || { }); this.options.method = this.options.method.toLowerCase(); if (Object.isString(this.options.parameters)) this.options.parameters = this.options.parameters.toQueryParams(); else if (Object.isHash(this.options.parameters)) this.options.parameters = this.options.parameters.toObject(); } }); Ajax.Request = Class.create(Ajax.Base, { _complete: false, initialize: function($super, url, options) { $super(options); this.transport = Ajax.getTransport(); this.request(url); }, request: function(url) { this.url = url; this.method = this.options.method; var params = Object.clone(this.options.parameters); if (!['get', 'post'].include(this.method)) { // simulate other verbs over post params['_method'] = this.method; this.method = 'post'; } this.parameters = params; if (params = Object.toQueryString(params)) { // when GET, append parameters to URL if (this.method == 'get') this.url += (this.url.include('?') ? '&' : '?') + params; else if (/Konqueror|Safari|KHTML/.test(navigator.userAgent)) params += '&_='; } try { var response = new Ajax.Response(this); if (this.options.onCreate) this.options.onCreate(response); Ajax.Responders.dispatch('onCreate', this, response); this.transport.open(this.method.toUpperCase(), this.url, this.options.asynchronous); if (this.options.asynchronous) this.respondToReadyState.bind(this).defer(1); this.transport.onreadystatechange = this.onStateChange.bind(this); this.setRequestHeaders(); this.body = this.method == 'post' ? (this.options.postBody || params) : null; this.transport.send(this.body); /* Force Firefox to handle ready state 4 for synchronous requests */ if (!this.options.asynchronous && this.transport.overrideMimeType) this.onStateChange(); } catch (e) { this.dispatchException(e); } }, onStateChange: function() { var readyState = this.transport.readyState; if (readyState > 1 && !((readyState == 4) && this._complete)) this.respondToReadyState(this.transport.readyState); }, setRequestHeaders: function() { var headers = { 'X-Requested-With': 'XMLHttpRequest', 'X-Prototype-Version': Prototype.Version, 'Accept': 'text/javascript, text/html, application/xml, text/xml, */*' }; if (this.method == 'post') { headers['Content-type'] = this.options.contentType + (this.options.encoding ? '; charset=' + this.options.encoding : ''); /* Force "Connection: close" for older Mozilla browsers to work * around a bug where XMLHttpRequest sends an incorrect * Content-length header. See Mozilla Bugzilla #246651. */ if (this.transport.overrideMimeType && (navigator.userAgent.match(/Gecko/(d{4})/) || [0,2005])[1] < 2005) headers['Connection'] = 'close'; } // user-defined headers if (typeof this.options.requestHeaders == 'object') { var extras = this.options.requestHeaders; if (Object.isFunction(extras.push)) for (var i = 0, length = extras.length; i < length; i += 2) headers[extras[i]] = extras[i+1]; else $H(extras).each(function(pair) { headers[pair.key] = pair.value }); } for (var name in headers) this.transport.setRequestHeader(name, headers[name]); }, success: function() { var status = this.getStatus(); return !status || (status >= 200 && status < 300); }, getStatus: function() { try { return this.transport.status || 0; } catch (e) { return 0 } }, respondToReadyState: function(readyState) { var state = Ajax.Request.Events[readyState], response = new Ajax.Response(this); if (state == 'Complete') { try { this._complete = true; (this.options['on' + response.status] || this.options['on' + (this.success() ? 'Success' : 'Failure')] || Prototype.emptyFunction)(response, response.headerJSON); } catch (e) { this.dispatchException(e); } var contentType = response.getHeader('Content-type'); if (this.options.evalJS == 'force' || (this.options.evalJS && this.isSameOrigin() && contentType && contentType.match(/^s*(text|application)/(x-)?(java|ecma)script(;.*)?s*$/i))) this.evalResponse(); } try { (this.options['on' + state] || Prototype.emptyFunction)(response, response.headerJSON); Ajax.Responders.dispatch('on' + state, this, response, response.headerJSON); } catch (e) { this.dispatchException(e); } if (state == 'Complete') { // avoid memory leak in MSIE: clean up this.transport.onreadystatechange = Prototype.emptyFunction; } }, isSameOrigin: function() { var m = this.url.match(/^s*https?://[^/]*/); return !m || (m[0] == '#{protocol}//#{domain}#{port}'.interpolate({ protocol: location.protocol, domain: document.domain, port: location.port ? ':' + location.port : '' })); }, getHeader: function(name) { try { return this.transport.getResponseHeader(name) || null; } catch (e) { return null } }, evalResponse: function() { try { return eval((this.transport.responseText || '').unfilterJSON()); } catch (e) { this.dispatchException(e); } }, dispatchException: function(exception) { (this.options.onException || Prototype.emptyFunction)(this, exception); Ajax.Responders.dispatch('onException', this, exception); } }); Ajax.Request.Events = ['Uninitialized', 'Loading', 'Loaded', 'Interactive', 'Complete']; Ajax.Response = Class.create({ initialize: function(request){ this.request = request; var transport = this.transport = request.transport, readyState = this.readyState = transport.readyState; if((readyState > 2 && !Prototype.Browser.IE) || readyState == 4) { this.status = this.getStatus(); this.statusText = this.getStatusText(); this.responseText = String.interpret(transport.responseText); this.headerJSON = this._getHeaderJSON(); } if(readyState == 4) { var xml = transport.responseXML; this.responseXML = Object.isUndefined(xml) ? null : xml; this.responseJSON = this._getResponseJSON(); } }, status: 0, statusText: '', getStatus: Ajax.Request.prototype.getStatus, getStatusText: function() { try { return this.transport.statusText || ''; } catch (e) { return '' } }, getHeader: Ajax.Request.prototype.getHeader, getAllHeaders: function() { try { return this.getAllResponseHeaders(); } catch (e) { return null } }, getResponseHeader: function(name) { return this.transport.getResponseHeader(name); }, getAllResponseHeaders: function() { return this.transport.getAllResponseHeaders(); }, _getHeaderJSON: function() { var json = this.getHeader('X-JSON'); if (!json) return null; json = decodeURIComponent(escape(json)); try { return json.evalJSON(this.request.options.sanitizeJSON || !this.request.isSameOrigin()); } catch (e) { this.request.dispatchException(e); } }, _getResponseJSON: function() { var options = this.request.options; if (!options.evalJSON || (options.evalJSON != 'force' && !(this.getHeader('Content-type') || '').include('application/json')) || this.responseText.blank()) return null; try { return this.responseText.evalJSON(options.sanitizeJSON || !this.request.isSameOrigin()); } catch (e) { this.request.dispatchException(e); } } }); Ajax.Updater = Class.create(Ajax.Request, { initialize: function($super, container, url, options) { this.container = { success: (container.success || container), failure: (container.failure || (container.success ? null : container)) }; options = Object.clone(options); var onComplete = options.onComplete; options.onComplete = (function(response, json) { this.updateContent(response.responseText); if (Object.isFunction(onComplete)) onComplete(response, json); }).bind(this); $super(url, options); }, updateContent: function(responseText) { var receiver = this.container[this.success() ? 'success' : 'failure'], options = this.options; if (!options.evalScripts) responseText = responseText.stripScripts(); if (receiver = $(receiver)) { if (options.insertion) { if (Object.isString(options.insertion)) { var insertion = { }; insertion[options.insertion] = responseText; receiver.insert(insertion); } else options.insertion(receiver, responseText); } else receiver.update(responseText); } } }); Ajax.PeriodicalUpdater = Class.create(Ajax.Base, { initialize: function($super, container, url, options) { $super(options); this.onComplete = this.options.onComplete; this.frequency = (this.options.frequency || 2); this.decay = (this.options.decay || 1); this.updater = { }; this.container = container; this.url = url; this.start(); }, start: function() { this.options.onComplete = this.updateComplete.bind(this); this.onTimerEvent(); }, stop: function() { this.updater.options.onComplete = undefined; clearTimeout(this.timer); (this.onComplete || Prototype.emptyFunction).apply(this, arguments); }, updateComplete: function(response) { if (this.options.decay) { this.decay = (response.responseText == this.lastText ? this.decay * this.options.decay : 1); this.lastText = response.responseText; } this.timer = this.onTimerEvent.bind(this).delay(this.decay * this.frequency); }, onTimerEvent: function() { this.updater = new Ajax.Updater(this.container, this.url, this.options); } }); function $(element) { if (arguments.length > 1) { for (var i = 0, elements = [], length = arguments.length; i < length; i++) elements.push($(arguments[i])); return elements; } if (Object.isString(element)) element = document.getElementById(element); return Element.extend(element); } if (Prototype.BrowserFeatures.XPath) { document._getElementsByXPath = function(expression, parentElement) { var results = []; var query = document.evaluate(expression, $(parentElement) || document, null, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null); for (var i = 0, length = query.snapshotLength; i < length; i++) results.push(Element.extend(query.snapshotItem(i))); return results; }; } /*--------------------------------------------------------------------------*/ if (!window.Node) var Node = { }; if (!Node.ELEMENT_NODE) { // DOM level 2 ECMAScript Language Binding Object.extend(Node, { ELEMENT_NODE: 1, ATTRIBUTE_NODE: 2, TEXT_NODE: 3, CDATA_SECTION_NODE: 4, ENTITY_REFERENCE_NODE: 5, ENTITY_NODE: 6, PROCESSING_INSTRUCTION_NODE: 7, COMMENT_NODE: 8, DOCUMENT_NODE: 9, DOCUMENT_TYPE_NODE: 10, DOCUMENT_FRAGMENT_NODE: 11, NOTATION_NODE: 12 }); } (function() { var element = this.Element; this.Element = function(tagName, attributes) { attributes = attributes || { }; tagName = tagName.toLowerCase(); var cache = Element.cache; if (Prototype.Browser.IE && attributes.name) { tagName = '<' + tagName + ' name="' + attributes.name + '">'; delete attributes.name; return Element.writeAttribute(document.createElement(tagName), attributes); } if (!cache[tagName]) cache[tagName] = Element.extend(document.createElement(tagName)); return Element.writeAttribute(cache[tagName].cloneNode(false), attributes); }; Object.extend(this.Element, element || { }); }).call(window); Element.cache = { }; Element.Methods = { visible: function(element) { return $(element).style.display != 'none'; }, toggle: function(element) { element = $(element); Element[Element.visible(element) ? 'hide' : 'show'](element); return element; }, hide: function(element) { $(element).style.display = 'none'; return element; }, show: function(element) { $(element).style.display = ''; return element; }, remove: function(element) { element = $(element); element.parentNode.removeChild(element); return element; }, update: function(element, content) { element = $(element); if (content && content.toElement) content = content.toElement(); if (Object.isElement(content)) return element.update().insert(content); content = Object.toHTML(content); element.innerHTML = content.stripScripts(); content.evalScripts.bind(content).defer(); return element; }, replace: function(element, content) { element = $(element); if (content && content.toElement) content = content.toElement(); else if (!Object.isElement(content)) { content = Object.toHTML(content); var range = element.ownerDocument.createRange(); range.selectNode(element); content.evalScripts.bind(content).defer(); content = range.createContextualFragment(content.stripScripts()); } element.parentNode.replaceChild(content, element); return element; }, insert: function(element, insertions) { element = $(element); if (Object.isString(insertions) || Object.isNumber(insertions) || Object.isElement(insertions) || (insertions && (insertions.toElement || insertions.toHTML))) insertions = {bottom:insertions}; var content, insert, tagName, childNodes; for (var position in insertions) { content = insertions[position]; position = position.toLowerCase(); insert = Element._insertionTranslations[position]; if (content && content.toElement) content = content.toElement(); if (Object.isElement(content)) { insert(element, content); continue; } content = Object.toHTML(content); tagName = ((position == 'before' || position == 'after') ? element.parentNode : element).tagName.toUpperCase(); childNodes = Element._getContentFromAnonymousElement(tagName, content.stripScripts()); if (position == 'top' || position == 'after') childNodes.reverse(); childNodes.each(insert.curry(element)); content.evalScripts.bind(content).defer(); } return element; }, wrap: function(element, wrapper, attributes) { element = $(element); if (Object.isElement(wrapper)) $(wrapper).writeAttribute(attributes || { }); else if (Object.isString(wrapper)) wrapper = new Element(wrapper, attributes); else wrapper = new Element('div', wrapper); if (element.parentNode) element.parentNode.replaceChild(wrapper, element); wrapper.appendChild(element); return wrapper; }, inspect: function(element) { element = $(element); var result = '<' + element.tagName.toLowerCase(); $H({'id': 'id', 'className': 'class'}).each(function(pair) { var property = pair.first(), attribute = pair.last(); var value = (element[property] || '').toString(); if (value) result += ' ' + attribute + '=' + value.inspect(true); }); return result + '>'; }, recursivelyCollect: function(element, property) { element = $(element); var elements = []; while (element = element[property]) if (element.nodeType == 1) elements.push(Element.extend(element)); return elements; }, ancestors: function(element) { return $(element).recursivelyCollect('parentNode'); }, descendants: function(element) { return $(element).select("*"); }, firstDescendant: function(element) { element = $(element).firstChild; while (element && element.nodeType != 1) element = element.nextSibling; return $(element); }, immediateDescendants: function(element) { if (!(element = $(element).firstChild)) return []; while (element && element.nodeType != 1) element = element.nextSibling; if (element) return [element].concat($(element).nextSiblings()); return []; }, previousSiblings: function(element) { return $(element).recursivelyCollect('previousSibling'); }, nextSiblings: function(element) { return $(element).recursivelyCollect('nextSibling'); }, siblings: function(element) { element = $(element); return element.previousSiblings().reverse().concat(element.nextSiblings()); }, match: function(element, selector) { if (Object.isString(selector)) selector = new Selector(selector); return selector.match($(element)); }, up: function(element, expression, index) { element = $(element); if (arguments.length == 1) return $(element.parentNode); var ancestors = element.ancestors(); return Object.isNumber(expression) ? ancestors[expression] : Selector.findElement(ancestors, expression, index); }, down: function(element, expression, index) { element = $(element); if (arguments.length == 1) return element.firstDescendant(); return Object.isNumber(expression) ? element.descendants()[expression] : element.select(expression)[index || 0]; }, previous: function(element, expression, index) { element = $(element); if (arguments.length == 1) return $(Selector.handlers.previousElementSibling(element)); var previousSiblings = element.previousSiblings(); return Object.isNumber(expression) ? previousSiblings[expression] : Selector.findElement(previousSiblings, expression, index); }, next: function(element, expression, index) { element = $(element); if (arguments.length == 1) return $(Selector.handlers.nextElementSibling(element)); var nextSiblings = element.nextSiblings(); return Object.isNumber(expression) ? nextSiblings[expression] : Selector.findElement(nextSiblings, expression, index); }, select: function() { var args = $A(arguments), element = $(args.shift()); return Selector.findChildElements(element, args); }, adjacent: function() { var args = $A(arguments), element = $(args.shift()); return Selector.findChildElements(element.parentNode, args).without(element); }, identify: function(element) { element = $(element); var id = element.readAttribute('id'), self = arguments.callee; if (id) return id; do { id = 'anonymous_element_' + self.counter++ } while ($(id)); element.writeAttribute('id', id); return id; }, readAttribute: function(element, name) { element = $(element); if (Prototype.Browser.IE) { var t = Element._attributeTranslations.read; if (t.values[name]) return t.values[name](element, name); if (t.names[name]) name = t.names[name]; if (name.include(':')) { return (!element.attributes || !element.attributes[name]) ? null : element.attributes[name].value; } } return element.getAttribute(name); }, writeAttribute: function(element, name, value) { element = $(element); var attributes = { }, t = Element._attributeTranslations.write; if (typeof name == 'object') attributes = name; else attributes[name] = Object.isUndefined(value) ? true : value; for (var attr in attributes) { name = t.names[attr] || attr; value = attributes[attr]; if (t.values[attr]) name = t.values[attr](element, value); if (value === false || value === null) element.removeAttribute(name); else if (value === true) element.setAttribute(name, name); else element.setAttribute(name, value); } return element; }, getHeight: function(element) { return $(element).getDimensions().height; }, getWidth: function(element) { return $(element).getDimensions().width; }, classNames: function(element) { return new Element.ClassNames(element); }, hasClassName: function(element, className) { if (!(element = $(element))) return; var elementClassName = element.className; return (elementClassName.length > 0 && (elementClassName == className || new RegExp("(^|\s)" + className + "(\s|$)").test(elementClassName))); }, addClassName: function(element, className) { if (!(element = $(element))) return; if (!element.hasClassName(className)) element.className += (element.className ? ' ' : '') + className; return element; }, removeClassName: function(element, className) { if (!(element = $(element))) return; element.className = element.className.replace( new RegExp("(^|\s+)" + className + "(\s+|$)"), ' ').strip(); return element; }, toggleClassName: function(element, className) { if (!(element = $(element))) return; return element[element.hasClassName(className) ? 'removeClassName' : 'addClassName'](className); }, // removes whitespace-only text node children cleanWhitespace: function(element) { element = $(element); var node = element.firstChild; while (node) { var nextNode = node.nextSibling; if (node.nodeType == 3 && !/S/.test(node.nodeValue)) element.removeChild(node); node = nextNode; } return element; }, empty: function(element) { return $(element).innerHTML.blank(); }, descendantOf: function(element, ancestor) { element = $(element), ancestor = $(ancestor); var originalAncestor = ancestor; if (element.compareDocumentPosition) return (element.compareDocumentPosition(ancestor) & 8) === 8; if (element.sourceIndex && !Prototype.Browser.Opera) { var e = element.sourceIndex, a = ancestor.sourceIndex, nextAncestor = ancestor.nextSibling; if (!nextAncestor) { do { ancestor = ancestor.parentNode; } while (!(nextAncestor = ancestor.nextSibling) && ancestor.parentNode); } if (nextAncestor && nextAncestor.sourceIndex) return (e > a && e < nextAncestor.sourceIndex); } while (element = element.parentNode) if (element == originalAncestor) return true; return false; }, scrollTo: function(element) { element = $(element); var pos = element.cumulativeOffset(); window.scrollTo(pos[0], pos[1]); return element; }, getStyle: function(element, style) { element = $(element); style = style == 'float' ? 'cssFloat' : style.camelize(); var value = element.style[style]; if (!value) { var css = document.defaultView.getComputedStyle(element, null); value = css ? css[style] : null; } if (style == 'opacity') return value ? parseFloat(value) : 1.0; return value == 'auto' ? null : value; }, getOpacity: function(element) { return $(element).getStyle('opacity'); }, setStyle: function(element, styles) { element = $(element); var elementStyle = element.style, match; if (Object.isString(styles)) { element.style.cssText += ';' + styles; return styles.include('opacity') ? element.setOpacity(styles.match(/opacity:s*(d?.?d*)/)[1]) : element; } for (var property in styles) if (property == 'opacity') element.setOpacity(styles[property]); else elementStyle[(property == 'float' || property == 'cssFloat') ? (Object.isUndefined(elementStyle.styleFloat) ? 'cssFloat' : 'styleFloat') : property] = styles[property]; return element; }, setOpacity: function(element, value) { element = $(element); element.style.opacity = (value == 1 || value === '') ? '' : (value < 0.00001) ? 0 : value; return element; }, getDimensions: function(element) { element = $(element); var display = $(element).getStyle('display'); if (display != 'none' && display != null) // Safari bug return {width: element.offsetWidth, height: element.offsetHeight}; // All *Width and *Height properties give 0 on elements with display none, // so enable the element temporarily var els = element.style; var originalVisibility = els.visibility; var originalPosition = els.position; var originalDisplay = els.display; els.visibility = 'hidden'; els.position = 'absolute'; els.display = 'block'; var originalWidth = element.clientWidth; var originalHeight = element.clientHeight; els.display = originalDisplay; els.position = originalPosition; els.visibility = originalVisibility; return {width: originalWidth, height: originalHeight}; }, makePositioned: function(element) { element = $(element); var pos = Element.getStyle(element, 'position'); if (pos == 'static' || !pos) { element._madePositioned = true; element.style.position = 'relative'; // Opera returns the offset relative to the positioning context, when an // element is position relative but top and left have not been defined if (window.opera) { element.style.top = 0; element.style.left = 0; } } return element; }, undoPositioned: function(element) { element = $(element); if (element._madePositioned) { element._madePositioned = undefined; element.style.position = element.style.top = element.style.left = element.style.bottom = element.style.right = ''; } return element; }, makeClipping: function(element) { element = $(element); if (element._overflow) return element; element._overflow = Element.getStyle(element, 'overflow') || 'auto'; if (element._overflow !== 'hidden') element.style.overflow = 'hidden'; return element; }, undoClipping: function(element) { element = $(element); if (!element._overflow) return element; element.style.overflow = element._overflow == 'auto' ? '' : element._overflow; element._overflow = null; return element; }, cumulativeOffset: function(element) { var valueT = 0, valueL = 0; do { valueT += element.offsetTop || 0; valueL += element.offsetLeft || 0; element = element.offsetParent; } while (element); return Element._returnOffset(valueL, valueT); }, positionedOffset: function(element) { var valueT = 0, valueL = 0; do { valueT += element.offsetTop || 0; valueL += element.offsetLeft || 0; element = element.offsetParent; if (element) { if (element.tagName == 'BODY') break; var p = Element.getStyle(element, 'position'); if (p !== 'static') break; } } while (element); return Element._returnOffset(valueL, valueT); }, absolutize: function(element) { element = $(element); if (element.getStyle('position') == 'absolute') return; // Position.prepare(); // To be done manually by Scripty when it needs it. var offsets = element.positionedOffset(); var top = offsets[1]; var left = offsets[0]; var width = element.clientWidth; var height = element.clientHeight; element._originalLeft = left - parseFloat(element.style.left || 0); element._originalTop = top - parseFloat(element.style.top || 0); element._originalWidth = element.style.width; element._originalHeight = element.style.height; element.style.position = 'absolute'; element.style.top = top + 'px'; element.style.left = left + 'px'; element.style.width = width + 'px'; element.style.height = height + 'px'; return element; }, relativize: function(element) { element = $(element); if (element.getStyle('position') == 'relative') return; // Position.prepare(); // To be done manually by Scripty when it needs it. element.style.position = 'relative'; var top = parseFloat(element.style.top || 0) - (element._originalTop || 0); var left = parseFloat(element.style.left || 0) - (element._originalLeft || 0); element.style.top = top + 'px'; element.style.left = left + 'px'; element.style.height = element._originalHeight; element.style.width = element._originalWidth; return element; }, cumulativeScrollOffset: function(element) { var valueT = 0, valueL = 0; do { valueT += element.scrollTop || 0; valueL += element.scrollLeft || 0; element = element.parentNode; } while (element); return Element._returnOffset(valueL, valueT); }, getOffsetParent: function(element) { if (element.offsetParent) return $(element.offsetParent); if (element == document.body) return $(element); while ((element = element.parentNode) && element != document.body) if (Element.getStyle(element, 'position') != 'static') return $(element); return $(document.body); }, viewportOffset: function(forElement) { var valueT = 0, valueL = 0; var element = forElement; do { valueT += element.offsetTop || 0; valueL += element.offsetLeft || 0; // Safari fix if (element.offsetParent == document.body && Element.getStyle(element, 'position') == 'absolute') break; } while (element = element.offsetParent); element = forElement; do { if (!Prototype.Browser.Opera || element.tagName == 'BODY') { valueT -= element.scrollTop || 0; valueL -= element.scrollLeft || 0; } } while (element = element.parentNode); return Element._returnOffset(valueL, valueT); }, clonePosition: function(element, source) { var options = Object.extend({ setLeft: true, setTop: true, setWidth: true, setHeight: true, offsetTop: 0, offsetLeft: 0 }, arguments[2] || { }); // find page position of source source = $(source); var p = source.viewportOffset(); // find coordinate system to use element = $(element); var delta = [0, 0]; var parent = null; // delta [0,0] will do fine with position: fixed elements, // position:absolute needs offsetParent deltas if (Element.getStyle(element, 'position') == 'absolute') { parent = element.getOffsetParent(); delta = parent.viewportOffset(); } // correct by body offsets (fixes Safari) if (parent == document.body) { delta[0] -= document.body.offsetLeft; delta[1] -= document.body.offsetTop; } // set position if (options.setLeft) element.style.left = (p[0] - delta[0] + options.offsetLeft) + 'px'; if (options.setTop) element.style.top = (p[1] - delta[1] + options.offsetTop) + 'px'; if (options.setWidth) element.style.width = source.offsetWidth + 'px'; if (options.setHeight) element.style.height = source.offsetHeight + 'px'; return element; } }; Element.Methods.identify.counter = 1; Object.extend(Element.Methods, { getElementsBySelector: Element.Methods.select, childElements: Element.Methods.immediateDescendants }); Element._attributeTranslations = { write: { names: { className: 'class', htmlFor: 'for' }, values: { } } }; if (Prototype.Browser.Opera) { Element.Methods.getStyle = Element.Methods.getStyle.wrap( function(proceed, element, style) { switch (style) { case 'left': case 'top': case 'right': case 'bottom': if (proceed(element, 'position') === 'static') return null; case 'height': case 'width': // returns '0px' for hidden elements; we want it to return null if (!Element.visible(element)) return null; // returns the border-box dimensions rather than the content-box // dimensions, so we subtract padding and borders from the value var dim = parseInt(proceed(element, style), 10); if (dim !== element['offset' + style.capitalize()]) return dim + 'px'; var properties; if (style === 'height') { properties = ['border-top-width', 'padding-top', 'padding-bottom', 'border-bottom-width']; } else { properties = ['border-left-width', 'padding-left', 'padding-right', 'border-right-width']; } return properties.inject(dim, function(memo, property) { var val = proceed(element, property); return val === null ? memo : memo - parseInt(val, 10); }) + 'px'; default: return proceed(element, style); } } ); Element.Methods.readAttribute = Element.Methods.readAttribute.wrap( function(proceed, element, attribute) { if (attribute === 'title') return element.title; return proceed(element, attribute); } ); } else if (Prototype.Browser.IE) { // IE doesn't report offsets correctly for static elements, so we change them // to "relative" to get the values, then change them back. Element.Methods.getOffsetParent = Element.Methods.getOffsetParent.wrap( function(proceed, element) { element = $(element); var position = element.getStyle('position'); if (position !== 'static') return proceed(element); element.setStyle({ position: 'relative' }); var value = proceed(element); element.setStyle({ position: position }); return value; } ); $w('positionedOffset viewportOffset').each(function(method) { Element.Methods[method] = Element.Methods[method].wrap( function(proceed, element) { element = $(element); var position = element.getStyle('position'); if (position !== 'static') return proceed(element); // Trigger hasLayout on the offset parent so that IE6 reports // accurate offsetTop and offsetLeft values for position: fixed. var offsetParent = element.getOffsetParent(); if (offsetParent && offsetParent.getStyle('position') === 'fixed') offsetParent.setStyle({ zoom: 1 }); element.setStyle({ position: 'relative' }); var value = proceed(element); element.setStyle({ position: position }); return value; } ); }); Element.Methods.getStyle = function(element, style) { element = $(element); style = (style == 'float' || style == 'cssFloat') ? 'styleFloat' : style.camelize(); var value = element.style[style]; if (!value && element.currentStyle) value = element.currentStyle[style]; if (style == 'opacity') { if (value = (element.getStyle('filter') || '').match(/alpha(opacity=(.*))/)) if (value[1]) return parseFloat(value[1]) / 100; return 1.0; } if (value == 'auto') { if ((style == 'width' || style == 'height') && (element.getStyle('display') != 'none')) return element['offset' + style.capitalize()] + 'px'; return null; } return value; }; Element.Methods.setOpacity = function(element, value) { function stripAlpha(filter){ return filter.replace(/alpha([^)]*)/gi,''); } element = $(element); var currentStyle = element.currentStyle; if ((currentStyle && !currentStyle.hasLayout) || (!currentStyle && element.style.zoom == 'normal')) element.style.zoom = 1; var filter = element.getStyle('filter'), style = element.style; if (value == 1 || value === '') { (filter = stripAlpha(filter)) ? style.filter = filter : style.removeAttribute('filter'); return element; } else if (value < 0.00001) value = 0; style.filter = stripAlpha(filter) + 'alpha(opacity=' + (value * 100) + ')'; return element; }; Element._attributeTranslations = { read: { names: { 'class': 'className', 'for': 'htmlFor' }, values: { _getAttr: function(element, attribute) { return element.getAttribute(attribute, 2); }, _getAttrNode: function(element, attribute) { var node = element.getAttributeNode(attribute); return node ? node.value : ""; }, _getEv: function(element, attribute) { attribute = element.getAttribute(attribute); return attribute ? attribute.toString().slice(23, -2) : null; }, _flag: function(element, attribute) { return $(element).hasAttribute(attribute) ? attribute : null; }, style: function(element) { return element.style.cssText.toLowerCase(); }, title: function(element) { return element.title; } } } }; Element._attributeTranslations.write = { names: Object.extend({ cellpadding: 'cellPadding', cellspacing: 'cellSpacing' }, Element._attributeTranslations.read.names), values: { checked: function(element, value) { element.checked = !!value; }, style: function(element, value) { element.style.cssText = value ? value : ''; } } }; Element._attributeTranslations.has = {}; $w('colSpan rowSpan vAlign dateTime accessKey tabIndex ' + 'encType maxLength readOnly longDesc').each(function(attr) { Element._attributeTranslations.write.names[attr.toLowerCase()] = attr; Element._attributeTranslations.has[attr.toLowerCase()] = attr; }); (function(v) { Object.extend(v, { href: v._getAttr, src: v._getAttr, type: v._getAttr, action: v._getAttrNode, disabled: v._flag, checked: v._flag, readonly: v._flag, multiple: v._flag, onload: v._getEv, onunload: v._getEv, onclick: v._getEv, ondblclick: v._getEv, onmousedown: v._getEv, onmouseup: v._getEv, onmouseover: v._getEv, onmousemove: v._getEv, onmouseout: v._getEv, onfocus: v._getEv, onblur: v._getEv, onkeypress: v._getEv, onkeydown: v._getEv, onkeyup: v._getEv, onsubmit: v._getEv, onreset: v._getEv, onselect: v._getEv, onchange: v._getEv }); })(Element._attributeTranslations.read.values); } else if (Prototype.Browser.Gecko && /rv:1.8.0/.test(navigator.userAgent)) { Element.Methods.setOpacity = function(element, value) { element = $(element); element.style.opacity = (value == 1) ? 0.999999 : (value === '') ? '' : (value < 0.00001) ? 0 : value; return element; }; } else if (Prototype.Browser.WebKit) { Element.Methods.setOpacity = function(element, value) { element = $(element); element.style.opacity = (value == 1 || value === '') ? '' : (value < 0.00001) ? 0 : value; if (value == 1) if(element.tagName == 'IMG' && element.width) { element.width++; element.width--; } else try { var n = document.createTextNode(' '); element.appendChild(n); element.removeChild(n); } catch (e) { } return element; }; // Safari returns margins on body which is incorrect if the child is absolutely // positioned. For performance reasons, redefine Element#cumulativeOffset for // KHTML/WebKit only. Element.Methods.cumulativeOffset = function(element) { var valueT = 0, valueL = 0; do { valueT += element.offsetTop || 0; valueL += element.offsetLeft || 0; if (element.offsetParent == document.body) if (Element.getStyle(element, 'position') == 'absolute') break; element = element.offsetParent; } while (element); return Element._returnOffset(valueL, valueT); }; } if (Prototype.Browser.IE || Prototype.Browser.Opera) { // IE and Opera are missing .innerHTML support for TABLE-related and SELECT elements Element.Methods.update = function(element, content) { element = $(element); if (content && content.toElement) content = content.toElement(); if (Object.isElement(content)) return element.update().insert(content); content = Object.toHTML(content); var tagName = element.tagName.toUpperCase(); if (tagName in Element._insertionTranslations.tags) { $A(element.childNodes).each(function(node) { element.removeChild(node) }); Element._getContentFromAnonymousElement(tagName, content.stripScripts()) .each(function(node) { element.appendChild(node) }); } else element.innerHTML = content.stripScripts(); content.evalScripts.bind(content).defer(); return element; }; } if ('outerHTML' in document.createElement('div')) { Element.Methods.replace = function(element, content) { element = $(element); if (content && content.toElement) content = content.toElement(); if (Object.isElement(content)) { element.parentNode.replaceChild(content, element); return element; } content = Object.toHTML(content); var parent = element.parentNode, tagName = parent.tagName.toUpperCase(); if (Element._insertionTranslations.tags[tagName]) { var nextSibling = element.next(); var fragments = Element._getContentFromAnonymousElement(tagName, content.stripScripts()); parent.removeChild(element); if (nextSibling) fragments.each(function(node) { parent.insertBefore(node, nextSibling) }); else fragments.each(function(node) { parent.appendChild(node) }); } else element.outerHTML = content.stripScripts(); content.evalScripts.bind(content).defer(); return element; }; } Element._returnOffset = function(l, t) { var result = [l, t]; result.left = l; result.top = t; return result; }; Element._getContentFromAnonymousElement = function(tagName, html) { var div = new Element('div'), t = Element._insertionTranslations.tags[tagName]; if (t) { div.innerHTML = t[0] + html + t[1]; t[2].times(function() { div = div.firstChild }); } else div.innerHTML = html; return $A(div.childNodes); }; Element._insertionTranslations = { before: function(element, node) { element.parentNode.insertBefore(node, element); }, top: function(element, node) { element.insertBefore(node, element.firstChild); }, bottom: function(element, node) { element.appendChild(node); }, after: function(element, node) { element.parentNode.insertBefore(node, element.nextSibling); }, tags: { TABLE: ['

', '

', 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; // extend methods for specific tags if (ByTag[tagName]) Object.extend(methods, ByTag[tagName]); for (property in methods) { value = methods[property]; if (Object.isFunction(value) && !(property in element)) element[property] = value.methodize(); } element._extendedByPrototype = Prototype.emptyFunction; return element; }, { refresh: function() { // extend methods for all tags (Safari doesn't need this) if (!Prototype.BrowserFeatures.ElementExtensions) { Object.extend(Methods, Element.Methods); Object.extend(Methods, Element.Methods.Simulated); } } }); extend.refresh(); return extend; })(); Element.hasAttribute = function(element, attribute) { if (element.hasAttribute) return element.hasAttribute(attribute); return Element.Methods.Simulated.hasAttribute(element, attribute); }; Element.addMethods = function(methods) { var F = Prototype.BrowserFeatures, T = Element.Methods.ByTag; if (!methods) { Object.extend(Form, Form.Methods); Object.extend(Form.Element, Form.Element.Methods); Object.extend(Element.Methods.ByTag, { "FORM": Object.clone(Form.Methods), "INPUT": Object.clone(Form.Element.Methods), "SELECT": Object.clone(Form.Element.Methods), "TEXTAREA": Object.clone(Form.Element.Methods) }); } if (arguments.length == 2) { var tagName = methods; methods = arguments[1]; } if (!tagName) Object.extend(Element.Methods, methods || { }); else { if (Object.isArray(tagName)) tagName.each(extend); else extend(tagName); } function extend(tagName) { tagName = tagName.toUpperCase(); if (!Element.Methods.ByTag[tagName]) Element.Methods.ByTag[tagName] = { }; Object.extend(Element.Methods.ByTag[tagName], methods); } function copy(methods, destination, onlyIfAbsent) { onlyIfAbsent = onlyIfAbsent || false; for (var property in methods) { var value = methods[property]; if (!Object.isFunction(value)) continue; if (!onlyIfAbsent || !(property in destination)) destination[property] = value.methodize(); } } function findDOMClass(tagName) { var klass; var trans = { "OPTGROUP": "OptGroup", "TEXTAREA": "TextArea", "P": "Paragraph", "FIELDSET": "FieldSet", "UL": "UList", "OL": "OList", "DL": "DList", "DIR": "Directory", "H1": "Heading", "H2": "Heading", "H3": "Heading", "H4": "Heading", "H5": "Heading", "H6": "Heading", "Q": "Quote", "INS": "Mod", "DEL": "Mod", "A": "Anchor", "IMG": "Image", "CAPTION": "TableCaption", "COL": "TableCol", "COLGROUP": "TableCol", "THEAD": "TableSection", "TFOOT": "TableSection", "TBODY": "TableSection", "TR": "TableRow", "TH": "TableCell", "TD": "TableCell", "FRAMESET": "FrameSet", "IFRAME": "IFrame" }; if (trans[tagName]) klass = 'HTML' + trans[tagName] + 'Element'; if (window[klass]) return window[klass]; klass = 'HTML' + tagName + 'Element'; if (window[klass]) return window[klass]; klass = 'HTML' + tagName.capitalize() + 'Element'; if (window[klass]) return window[klass]; window[klass] = { }; window[klass].prototype = document.createElement(tagName).__proto__; return window[klass]; } if (F.ElementExtensions) { copy(Element.Methods, HTMLElement.prototype); copy(Element.Methods.Simulated, HTMLElement.prototype, true); } if (F.SpecificElementExtensions) { for (var tag in Element.Methods.ByTag) { var klass = findDOMClass(tag); if (Object.isUndefined(klass)) continue; copy(T[tag], klass.prototype); } } Object.extend(Element, Element.Methods); delete Element.ByTag; if (Element.extend.refresh) Element.extend.refresh(); Element.cache = { }; }; document.viewport = { getDimensions: function() { var dimensions = { }; var B = Prototype.Browser; $w('width height').each(function(d) { var D = d.capitalize(); dimensions[d] = (B.WebKit && !document.evaluate) ? self['inner' + D] : (B.Opera) ? document.body['client' + D] : document.documentElement['client' + D]; }); return dimensions; }, getWidth: function() { return this.getDimensions().width; }, getHeight: function() { return this.getDimensions().height; }, getScrollOffsets: function() { return Element._returnOffset( window.pageXOffset || document.documentElement.scrollLeft || document.body.scrollLeft, window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop); } }; /* Portions of the Selector class are derived from Jack Slocum’s DomQuery, * part of YUI-Ext version 0.40, distributed under the terms of an MIT-style * license. Please see http://www.yui-ext.com/ for more information. */ var Selector = Class.create({ initialize: function(expression) { this.expression = expression.strip(); this.compileMatcher(); }, shouldUseXPath: function() { if (!Prototype.BrowserFeatures.XPath) return false; var e = this.expression; // Safari 3 chokes on :*-of-type and :empty if (Prototype.Browser.WebKit && (e.include("-of-type") || e.include(":empty"))) return false; // XPath can't do namespaced attributes, nor can it read // the "checked" property from DOM nodes if ((/([[w-]*?:|:checked)/).test(this.expression)) return false; return true; }, compileMatcher: function() { if (this.shouldUseXPath()) return this.compileXPathMatcher(); var e = this.expression, ps = Selector.patterns, h = Selector.handlers, c = Selector.criteria, le, p, m; if (Selector._cache[e]) { this.matcher = Selector._cache[e]; return; } this.matcher = ["this.matcher = function(root) {", "var r = root, h = Selector.handlers, c = false, n;"]; while (e && le != e && (/S/).test(e)) { le = e; for (var i in ps) { p = ps[i]; if (m = e.match(p)) { this.matcher.push(Object.isFunction(c[i]) ? c[i](m) : new Template(c[i]).evaluate(m)); e = e.replace(m[0], ''); break; } } } this.matcher.push("return h.unique(n);n}"); eval(this.matcher.join('n')); Selector._cache[this.expression] = this.matcher; }, compileXPathMatcher: function() { var e = this.expression, ps = Selector.patterns, x = Selector.xpath, le, m; if (Selector._cache[e]) { this.xpath = Selector._cache[e]; return; } this.matcher = ['.//*']; while (e && le != e && (/S/).test(e)) { le = e; for (var i in ps) { if (m = e.match(ps[i])) { this.matcher.push(Object.isFunction(x[i]) ? x[i](m) : new Template(x[i]).evaluate(m)); e = e.replace(m[0], ''); break; } } } this.xpath = this.matcher.join(''); Selector._cache[this.expression] = this.xpath; }, findElements: function(root) { root = root || document; if (this.xpath) return document._getElementsByXPath(this.xpath, root); return this.matcher(root); }, match: function(element) { this.tokens = []; var e = this.expression, ps = Selector.patterns, as = Selector.assertions; var le, p, m; while (e && le !== e && (/S/).test(e)) { le = e; for (var i in ps) { p = ps[i]; if (m = e.match(p)) { // use the Selector.assertions methods unless the selector // is too complex. if (as[i]) { this.tokens.push([i, Object.clone(m)]); e = e.replace(m[0], ''); } else { // reluctantly do a document-wide search // and look for a match in the array return this.findElements(document).include(element); } } } } var match = true, name, matches; for (var i = 0, token; token = this.tokens[i]; i++) { name = token[0], matches = token[1]; if (!Selector.assertions[name](element, matches)) { match = false; break; } } return match; }, toString: function() { return this.expression; }, inspect: function() { return "#this.expression.inspect() + ">"; } }); Object.extend(Selector, { _cache: { }, xpath: { descendant: "//*", child: "/*", adjacent: "/following-sibling::*[1]", laterSibling: '/following-sibling::*', tagName: function(m) { if (m[1] == '*') return ''; return "[local-name()='" + m[1].toLowerCase() + "' or local-name()='" + m[1].toUpperCase() + "']"; }, className: "[contains(concat(' ', @class, ' '), ' #{1} ')]", id: "[@id='#{1}']", attrPresence: function(m) { m[1] = m[1].toLowerCase(); return new Template("[@#{1}]").evaluate(m); }, attr: function(m) { m[1] = m[1].toLowerCase(); m[3] = m[5] || m[6]; return new Template(Selector.xpath.operators[m[2]]).evaluate(m); }, pseudo: function(m) { var h = Selector.xpath.pseudos[m[1]]; if (!h) return ''; if (Object.isFunction(h)) return h(m); return new Template(Selector.xpath.pseudos[m[1]]).evaluate(m); }, operators: { '=': "[@#{1}='#{3}']", '!=': "[@#{1}!='#{3}']", '^=': "[starts-with(@#{1}, '#{3}')]", '$=': "[substring(@#{1}, (string-length(@#{1}) - string-length('#{3}') + 1))='#{3}']", '*=': "[contains(@#{1}, '#{3}')]", '~=': "[contains(concat(' ', @#{1}, ' '), ' #{3} ')]", '|=': "[contains(concat('-', @#{1}, '-'), '-#{3}-')]" }, pseudos: { 'first-child': '[not(preceding-sibling::*)]', 'last-child': '[not(following-sibling::*)]', 'only-child': '[not(preceding-sibling::* or following-sibling::*)]', 'empty': "[count(*) = 0 and (count(text()) = 0 or translate(text(), ' trn', '') = '')]", 'checked': "[@checked]", 'disabled': "[@disabled]", 'enabled': "[not(@disabled)]", 'not': function(m) { var e = m[6], p = Selector.patterns, x = Selector.xpath, le, v; var exclusion = []; while (e && le != e && (/S/).test(e)) { le = e; for (var i in p) { if (m = e.match(p[i])) { v = Object.isFunction(x[i]) ? x[i](m) : new Template(x[i]).evaluate(m); exclusion.push("(" + v.substring(1, v.length - 1) + ")"); e = e.replace(m[0], ''); break; } } } return "[not(" + exclusion.join(" and ") + ")]"; }, 'nth-child': function(m) { return Selector.xpath.pseudos.nth("(count(./preceding-sibling::*) + 1) ", m); }, 'nth-last-child': function(m) { return Selector.xpath.pseudos.nth("(count(./following-sibling::*) + 1) ", m); }, 'nth-of-type': function(m) { return Selector.xpath.pseudos.nth("position() ", m); }, 'nth-last-of-type': function(m) { return Selector.xpath.pseudos.nth("(last() + 1 - position()) ", m); }, 'first-of-type': function(m) { m[6] = "1"; return Selector.xpath.pseudos['nth-of-type'](m); }, 'last-of-type': function(m) { m[6] = "1"; return Selector.xpath.pseudos['nth-last-of-type'](m); }, 'only-of-type': function(m) { var p = Selector.xpath.pseudos; return p['first-of-type'](m) + p['last-of-type'](m); }, nth: function(fragment, m) { var mm, formula = m[6], predicate; if (formula == 'even') formula = '2n+0'; if (formula == 'odd') formula = '2n+1'; if (mm = formula.match(/^(d+)$/)) // digit only return '[' + fragment + "= " + mm[1] + ']'; if (mm = formula.match(/^(-?d*)?n(([+-])(d+))?/)) { // an+b if (mm[1] == "-") mm[1] = -1; var a = mm[1] ? Number(mm[1]) : 1; var b = mm[2] ? Number(mm[2]) : 0; predicate = "[((#{fragment} - #{b}) mod #{a} = 0) and " + "((#{fragment} - #{b}) div #{a} >= 0)]"; return new Template(predicate).evaluate({ fragment: fragment, a: a, b: b }); } } } }, criteria: { tagName: 'n = h.tagName(n, r, "#{1}", c); c = false;', className: 'n = h.className(n, r, "#{1}", c); c = false;', id: 'n = h.id(n, r, "#{1}", c); c = false;', attrPresence: 'n = h.attrPresence(n, r, "#{1}", c); c = false;', attr: function(m) { m[3] = (m[5] || m[6]); return new Template('n = h.attr(n, r, "#{1}", "#{3}", "#{2}", c); c = false;').evaluate(m); }, pseudo: function(m) { if (m[6]) m[6] = m[6].replace(/"/g, '\"'); return new Template('n = h.pseudo(n, "#{1}", "#{6}", r, c); c = false;').evaluate(m); }, descendant: 'c = "descendant";', child: 'c = "child";', adjacent: 'c = "adjacent";', laterSibling: 'c = "laterSibling";' }, patterns: { // combinators must be listed first // (and descendant needs to be last combinator) laterSibling: /^s*~s*/, child: /^s*>s*/, adjacent: /^s*+s*/, descendant: /^s/, // selectors follow tagName: /^s*(*|[w-]+)(b|$)?/, id: /^#([w-*]+)(b|$)/, className: /^.([w-*]+)(b|$)/, pseudo: /^:((first|last|nth|nth-last|only)(-child|-of-type)|empty|checked|(en|dis)abled|not)(((.*?)))?(b|$|(?=s|[:+~>]))/, attrPresence: /^[([w]+)]/, attr: /[((?:[w-]*:)?[w-]+)s*(?:([!^$*~|]?=)s*((['"])([^4]*?)4|([^'"][^]]*?)))?]/ }, // for Selector.match and Element#match assertions: { tagName: function(element, matches) { return matches[1].toUpperCase() == element.tagName.toUpperCase(); }, className: function(element, matches) { return Element.hasClassName(element, matches[1]); }, id: function(element, matches) { return element.id === matches[1]; }, attrPresence: function(element, matches) { return Element.hasAttribute(element, matches[1]); }, attr: function(element, matches) { var nodeValue = Element.readAttribute(element, matches[1]); return nodeValue && Selector.operators[matches[2]](nodeValue, matches[5] || matches[6]); } }, handlers: { // UTILITY FUNCTIONS // joins two collections concat: function(a, b) { for (var i = 0, node; node = b[i]; i++) a.push(node); return a; }, // marks an array of nodes for counting mark: function(nodes) { var _true = Prototype.emptyFunction; for (var i = 0, node; node = nodes[i]; i++) node._countedByPrototype = _true; return nodes; }, unmark: function(nodes) { for (var i = 0, node; node = nodes[i]; i++) node._countedByPrototype = undefined; return nodes; }, // mark each child node with its position (for nth calls) // "ofType" flag indicates whether we're indexing for nth-of-type // rather than nth-child index: function(parentNode, reverse, ofType) { parentNode._countedByPrototype = Prototype.emptyFunction; if (reverse) { for (var nodes = parentNode.childNodes, i = nodes.length - 1, j = 1; i >= 0; i--) { var node = nodes[i]; if (node.nodeType == 1 && (!ofType || node._countedByPrototype)) node.nodeIndex = j++; } } else { for (var i = 0, j = 1, nodes = parentNode.childNodes; node = nodes[i]; i++) if (node.nodeType == 1 && (!ofType || node._countedByPrototype)) node.nodeIndex = j++; } }, // filters out duplicates and extends all nodes unique: function(nodes) { if (nodes.length == 0) return nodes; var results = [], n; for (var i = 0, l = nodes.length; i < l; i++) if (!(n = nodes[i])._countedByPrototype) { n._countedByPrototype = Prototype.emptyFunction; results.push(Element.extend(n)); } return Selector.handlers.unmark(results); }, // COMBINATOR FUNCTIONS descendant: function(nodes) { var h = Selector.handlers; for (var i = 0, results = [], node; node = nodes[i]; i++) h.concat(results, node.getElementsByTagName('*')); return results; }, child: function(nodes) { var h = Selector.handlers; for (var i = 0, results = [], node; node = nodes[i]; i++) { for (var j = 0, child; child = node.childNodes[j]; j++) if (child.nodeType == 1 && child.tagName != '!') results.push(child); } return results; }, adjacent: function(nodes) { for (var i = 0, results = [], node; node = nodes[i]; i++) { var next = this.nextElementSibling(node); if (next) results.push(next); } return results; }, laterSibling: function(nodes) { var h = Selector.handlers; for (var i = 0, results = [], node; node = nodes[i]; i++) h.concat(results, Element.nextSiblings(node)); return results; }, nextElementSibling: function(node) { while (node = node.nextSibling) if (node.nodeType == 1) return node; return null; }, previousElementSibling: function(node) { while (node = node.previousSibling) if (node.nodeType == 1) return node; return null; }, // TOKEN FUNCTIONS tagName: function(nodes, root, tagName, combinator) { var uTagName = tagName.toUpperCase(); var results = [], h = Selector.handlers; if (nodes) { if (combinator) { // fastlane for ordinary descendant combinators if (combinator == "descendant") { for (var i = 0, node; node = nodes[i]; i++) h.concat(results, node.getElementsByTagName(tagName)); return results; } else nodes = this[combinator](nodes); if (tagName == "*") return nodes; } for (var i = 0, node; node = nodes[i]; i++) if (node.tagName.toUpperCase() === uTagName) results.push(node); return results; } else return root.getElementsByTagName(tagName); }, id: function(nodes, root, id, combinator) { var targetNode = $(id), h = Selector.handlers; if (!targetNode) return []; if (!nodes && root == document) return [targetNode]; if (nodes) { if (combinator) { if (combinator == 'child') { for (var i = 0, node; node = nodes[i]; i++) if (targetNode.parentNode == node) return [targetNode]; } else if (combinator == 'descendant') { for (var i = 0, node; node = nodes[i]; i++) if (Element.descendantOf(targetNode, node)) return [targetNode]; } else if (combinator == 'adjacent') { for (var i = 0, node; node = nodes[i]; i++) if (Selector.handlers.previousElementSibling(targetNode) == node) return [targetNode]; } else nodes = h[combinator](nodes); } for (var i = 0, node; node = nodes[i]; i++) if (node == targetNode) return [targetNode]; return []; } return (targetNode && Element.descendantOf(targetNode, root)) ? [targetNode] : []; }, className: function(nodes, root, className, combinator) { if (nodes && combinator) nodes = this[combinator](nodes); return Selector.handlers.byClassName(nodes, root, className); }, byClassName: function(nodes, root, className) { if (!nodes) nodes = Selector.handlers.descendant([root]); var needle = ' ' + className + ' '; for (var i = 0, results = [], node, nodeClassName; node = nodes[i]; i++) { nodeClassName = node.className; if (nodeClassName.length == 0) continue; if (nodeClassName == className || (' ' + nodeClassName + ' ').include(needle)) results.push(node); } return results; }, attrPresence: function(nodes, root, attr, combinator) { if (!nodes) nodes = root.getElementsByTagName("*"); if (nodes && combinator) nodes = this[combinator](nodes); var results = []; for (var i = 0, node; node = nodes[i]; i++) if (Element.hasAttribute(node, attr)) results.push(node); return results; }, attr: function(nodes, root, attr, value, operator, combinator) { if (!nodes) nodes = root.getElementsByTagName("*"); if (nodes && combinator) nodes = this[combinator](nodes); var handler = Selector.operators[operator], results = []; for (var i = 0, node; node = nodes[i]; i++) { var nodeValue = Element.readAttribute(node, attr); if (nodeValue === null) continue; if (handler(nodeValue, value)) results.push(node); } return results; }, pseudo: function(nodes, name, value, root, combinator) { if (nodes && combinator) nodes = this[combinator](nodes); if (!nodes) nodes = root.getElementsByTagName("*"); return Selector.pseudos[name](nodes, value, root); } }, pseudos: { 'first-child': function(nodes, value, root) { for (var i = 0, results = [], node; node = nodes[i]; i++) { if (Selector.handlers.previousElementSibling(node)) continue; results.push(node); } return results; }, 'last-child': function(nodes, value, root) { for (var i = 0, results = [], node; node = nodes[i]; i++) { if (Selector.handlers.nextElementSibling(node)) continue; results.push(node); } return results; }, 'only-child': function(nodes, value, root) { var h = Selector.handlers; for (var i = 0, results = [], node; node = nodes[i]; i++) if (!h.previousElementSibling(node) && !h.nextElementSibling(node)) results.push(node); return results; }, 'nth-child': function(nodes, formula, root) { return Selector.pseudos.nth(nodes, formula, root); }, 'nth-last-child': function(nodes, formula, root) { return Selector.pseudos.nth(nodes, formula, root, true); }, 'nth-of-type': function(nodes, formula, root) { return Selector.pseudos.nth(nodes, formula, root, false, true); }, 'nth-last-of-type': function(nodes, formula, root) { return Selector.pseudos.nth(nodes, formula, root, true, true); }, 'first-of-type': function(nodes, formula, root) { return Selector.pseudos.nth(nodes, "1", root, false, true); }, 'last-of-type': function(nodes, formula, root) { return Selector.pseudos.nth(nodes, "1", root, true, true); }, 'only-of-type': function(nodes, formula, root) { var p = Selector.pseudos; return p['last-of-type'](p['first-of-type'](nodes, formula, root), formula, root); }, // handles the an+b logic getIndices: function(a, b, total) { if (a == 0) return b > 0 ? [b] : []; return $R(1, total).inject([], function(memo, i) { if (0 == (i - b) % a && (i - b) / a >= 0) memo.push(i); return memo; }); }, // handles nth(-last)-child, nth(-last)-of-type, and (first|last)-of-type nth: function(nodes, formula, root, reverse, ofType) { if (nodes.length == 0) return []; if (formula == 'even') formula = '2n+0'; if (formula == 'odd') formula = '2n+1'; var h = Selector.handlers, results = [], indexed = [], m; h.mark(nodes); for (var i = 0, node; node = nodes[i]; i++) { if (!node.parentNode._countedByPrototype) { h.index(node.parentNode, reverse, ofType); indexed.push(node.parentNode); } } if (formula.match(/^d+$/)) { // just a number formula = Number(formula); for (var i = 0, node; node = nodes[i]; i++) if (node.nodeIndex == formula) results.push(node); } else if (m = formula.match(/^(-?d*)?n(([+-])(d+))?/)) { // an+b if (m[1] == "-") m[1] = -1; var a = m[1] ? Number(m[1]) : 1; var b = m[2] ? Number(m[2]) : 0; var indices = Selector.pseudos.getIndices(a, b, nodes.length); for (var i = 0, node, l = indices.length; node = nodes[i]; i++) { for (var j = 0; j < l; j++) if (node.nodeIndex == indices[j]) results.push(node); } } h.unmark(nodes); h.unmark(indexed); return results; }, 'empty': function(nodes, value, root) { for (var i = 0, results = [], node; node = nodes[i]; i++) { // IE treats comments as element nodes if (node.tagName == '!' || (node.firstChild && !node.innerHTML.match(/^s*$/))) continue; results.push(node); } return results; }, 'not': function(nodes, selector, root) { var h = Selector.handlers, selectorType, m; var exclusions = new Selector(selector).findElements(root); h.mark(exclusions); for (var i = 0, results = [], node; node = nodes[i]; i++) if (!node._countedByPrototype) results.push(node); h.unmark(exclusions); return results; }, 'enabled': function(nodes, value, root) { for (var i = 0, results = [], node; node = nodes[i]; i++) if (!node.disabled) results.push(node); return results; }, 'disabled': function(nodes, value, root) { for (var i = 0, results = [], node; node = nodes[i]; i++) if (node.disabled) results.push(node); return results; }, 'checked': function(nodes, value, root) { for (var i = 0, results = [], node; node = nodes[i]; i++) if (node.checked) results.push(node); return results; } }, operators: { '=': function(nv, v) { return nv == v; }, '!=': function(nv, v) { return nv != v; }, '^=': function(nv, v) { return nv.startsWith(v); }, '$=': function(nv, v) { return nv.endsWith(v); }, '*=': function(nv, v) { return nv.include(v); }, '~=': function(nv, v) { return (' ' + nv + ' ').include(' ' + v + ' '); }, '|=': function(nv, v) { return ('-' + nv.toUpperCase() + '-').include('-' + v.toUpperCase() + '-'); } }, split: function(expression) { var expressions = []; expression.scan(/(([w#:.~>+()s-]+|*|[.*?])+)s*(,|$)/, function(m) { expressions.push(m[1].strip()); }); return expressions; }, matchElements: function(elements, expression) { var matches = $$(expression), h = Selector.handlers; h.mark(matches); for (var i = 0, results = [], element; element = elements[i]; i++) if (element._countedByPrototype) results.push(element); h.unmark(matches); return results; }, findElement: function(elements, expression, index) { if (Object.isNumber(expression)) { index = expression; expression = false; } return Selector.matchElements(elements, expression || '*')[index || 0]; }, findChildElements: function(element, expressions) { expressions = Selector.split(expressions.join(',')); var results = [], h = Selector.handlers; for (var i = 0, l = expressions.length, selector; i < l; i++) { selector = new Selector(expressions[i].strip()); h.concat(results, selector.findElements(element)); } return (l > 1) ? h.unique(results) : results; } }); if (Prototype.Browser.IE) { Object.extend(Selector.handlers, { // IE returns comment nodes on getElementsByTagName("*"). // Filter them out. concat: function(a, b) { for (var i = 0, node; node = b[i]; i++) if (node.tagName !== "!") a.push(node); return a; }, // IE improperly serializes _countedByPrototype in (inner|outer)HTML. unmark: function(nodes) { for (var i = 0, node; node = nodes[i]; i++) node.removeAttribute('_countedByPrototype'); return nodes; } }); } function $$() { return Selector.findChildElements(document, $A(arguments)); } var Form = { reset: function(form) { $(form).reset(); return form; }, serializeElements: function(elements, options) { if (typeof options != 'object') options = { hash: !!options }; else if (Object.isUndefined(options.hash)) options.hash = true; var key, value, submitted = false, submit = options.submit; var data = elements.inject({ }, function(result, element) { if (!element.disabled && element.name) { key = element.name; value = $(element).getValue(); if (value != null && (element.type != 'submit' || (!submitted && submit !== false && (!submit || key == submit) && (submitted = true)))) { if (key in result) { // a key is already present; construct an array of values if (!Object.isArray(result[key])) result[key] = [result[key]]; result[key].push(value); } else result[key] = value; } } return result; }); return options.hash ? data : Object.toQueryString(data); } }; Form.Methods = { serialize: function(form, options) { return Form.serializeElements(Form.getElements(form), options); }, getElements: function(form) { return $A($(form).getElementsByTagName('*')).inject([], function(elements, child) { if (Form.Element.Serializers[child.tagName.toLowerCase()]) elements.push(Element.extend(child)); return elements; } ); }, getInputs: function(form, typeName, name) { form = $(form); var inputs = form.getElementsByTagName('input'); if (!typeName && !name) return $A(inputs).map(Element.extend); for (var i = 0, matchingInputs = [], length = inputs.length; i < length; i++) { var input = inputs[i]; if ((typeName && input.type != typeName) || (name && input.name != name)) continue; matchingInputs.push(Element.extend(input)); } return matchingInputs; }, disable: function(form) { form = $(form); Form.getElements(form).invoke('disable'); return form; }, enable: function(form) { form = $(form); Form.getElements(form).invoke('enable'); return form; }, findFirstElement: function(form) { var elements = $(form).getElements().findAll(function(element) { return 'hidden' != element.type && !element.disabled; }); var firstByIndex = elements.findAll(function(element) { return element.hasAttribute('tabIndex') && element.tabIndex >= 0; }).sortBy(function(element) { return element.tabIndex }).first(); return firstByIndex ? firstByIndex : elements.find(function(element) { return ['input', 'select', 'textarea'].include(element.tagName.toLowerCase()); }); }, focusFirstElement: function(form) { form = $(form); form.findFirstElement().activate(); return form; }, request: function(form, options) { form = $(form), options = Object.clone(options || { }); var params = options.parameters, action = form.readAttribute('action') || ''; if (action.blank()) action = window.location.href; options.parameters = form.serialize(true); if (params) { if (Object.isString(params)) params = params.toQueryParams(); Object.extend(options.parameters, params); } if (form.hasAttribute('method') && !options.method) options.method = form.method; return new Ajax.Request(action, options); } }; /*--------------------------------------------------------------------------*/ Form.Element = { focus: function(element) { $(element).focus(); return element; }, select: function(element) { $(element).select(); return element; } }; Form.Element.Methods = { serialize: function(element) { element = $(element); if (!element.disabled && element.name) { var value = element.getValue(); if (value != undefined) { var pair = { }; pair[element.name] = value; return Object.toQueryString(pair); } } return ''; }, getValue: function(element) { element = $(element); var method = element.tagName.toLowerCase(); return Form.Element.Serializers[method](element); }, setValue: function(element, value) { element = $(element); var method = element.tagName.toLowerCase(); Form.Element.Serializers[method](element, value); return element; }, clear: function(element) { $(element).value = ''; return element; }, present: function(element) { return $(element).value != ''; }, activate: function(element) { element = $(element); try { element.focus(); if (element.select && (element.tagName.toLowerCase() != 'input' || !['button', 'reset', 'submit'].include(element.type))) element.select(); } catch (e) { } return element; }, disable: function(element) { element = $(element); element.blur(); element.disabled = true; return element; }, enable: function(element) { element = $(element); element.disabled = false; return element; } }; /*--------------------------------------------------------------------------*/ var Field = Form.Element; var $F = Form.Element.Methods.getValue; /*--------------------------------------------------------------------------*/ Form.Element.Serializers = { input: function(element, value) { switch (element.type.toLowerCase()) { case 'checkbox': case 'radio': return Form.Element.Serializers.inputSelector(element, value); default: return Form.Element.Serializers.textarea(element, value); } }, inputSelector: function(element, value) { if (Object.isUndefined(value)) return element.checked ? element.value : null; else element.checked = !!value; }, textarea: function(element, value) { if (Object.isUndefined(value)) return element.value; else element.value = value; }, select: function(element, index) { if (Object.isUndefined(index)) return this[element.type == 'select-one' ? 'selectOne' : 'selectMany'](element); else { var opt, value, single = !Object.isArray(index); for (var i = 0, length = element.length; i < length; i++) { opt = element.options[i]; value = this.optionValue(opt); if (single) { if (value == index) { opt.selected = true; return; } } else opt.selected = index.include(value); } } }, selectOne: function(element) { var index = element.selectedIndex; return index >= 0 ? this.optionValue(element.options[index]) : null; }, selectMany: function(element) { var values, length = element.length; if (!length) return null; for (var i = 0, values = []; i < length; i++) { var opt = element.options[i]; if (opt.selected) values.push(this.optionValue(opt)); } return values; }, optionValue: function(opt) { // extend element because hasAttribute may not be native return Element.extend(opt).hasAttribute('value') ? opt.value : opt.text; } }; /*--------------------------------------------------------------------------*/ Abstract.TimedObserver = Class.create(PeriodicalExecuter, { initialize: function($super, element, frequency, callback) { $super(callback, frequency); this.element = $(element); this.lastValue = this.getValue(); }, execute: function() { var value = this.getValue(); if (Object.isString(this.lastValue) && Object.isString(value) ? this.lastValue != value : String(this.lastValue) != String(value)) { this.callback(this.element, value); this.lastValue = value; } } }); Form.Element.Observer = Class.create(Abstract.TimedObserver, { getValue: function() { return Form.Element.getValue(this.element); } }); Form.Observer = Class.create(Abstract.TimedObserver, { getValue: function() { return Form.serialize(this.element); } }); /*--------------------------------------------------------------------------*/ Abstract.EventObserver = Class.create({ initialize: function(element, callback) { this.element = $(element); this.callback = callback; this.lastValue = this.getValue(); if (this.element.tagName.toLowerCase() == 'form') this.registerFormCallbacks(); else this.registerCallback(this.element); }, onElementEvent: function() { var value = this.getValue(); if (this.lastValue != value) { this.callback(this.element, value); this.lastValue = value; } }, registerFormCallbacks: function() { Form.getElements(this.element).each(this.registerCallback, this); }, registerCallback: function(element) { if (element.type) { switch (element.type.toLowerCase()) { case 'checkbox': case 'radio': Event.observe(element, 'click', this.onElementEvent.bind(this)); break; default: Event.observe(element, 'change', this.onElementEvent.bind(this)); break; } } } }); Form.Element.EventObserver = Class.create(Abstract.EventObserver, { getValue: function() { return Form.Element.getValue(this.element); } }); Form.EventObserver = Class.create(Abstract.EventObserver, { getValue: function() { return Form.serialize(this.element); } }); if (!window.Event) var Event = { }; Object.extend(Event, { KEY_BACKSPACE: 8, KEY_TAB: 9, KEY_RETURN: 13, KEY_ESC: 27, KEY_LEFT: 37, KEY_UP: 38, KEY_RIGHT: 39, KEY_DOWN: 40, KEY_DELETE: 46, KEY_HOME: 36, KEY_END: 35, KEY_PAGEUP: 33, KEY_PAGEDOWN: 34, KEY_INSERT: 45, cache: { }, relatedTarget: function(event) { var element; switch(event.type) { case 'mouseover': element = event.fromElement; break; case 'mouseout': element = event.toElement; break; default: return null; } return Element.extend(element); } }); Event.Methods = (function() { var isButton; if (Prototype.Browser.IE) { var buttonMap = { 0: 1, 1: 4, 2: 2 }; isButton = function(event, code) { return event.button == buttonMap[code]; }; } else if (Prototype.Browser.WebKit) { isButton = function(event, code) { switch (code) { case 0: return event.which == 1 && !event.metaKey; case 1: return event.which == 1 && event.metaKey; default: return false; } }; } else { isButton = function(event, code) { return event.which ? (event.which === code + 1) : (event.button === code); }; } return { isLeftClick: function(event) { return isButton(event, 0) }, isMiddleClick: function(event) { return isButton(event, 1) }, isRightClick: function(event) { return isButton(event, 2) }, element: function(event) { var node = Event.extend(event).target; return Element.extend(node.nodeType == Node.TEXT_NODE ? node.parentNode : node); }, findElement: function(event, expression) { var element = Event.element(event); if (!expression) return element; var elements = [element].concat(element.ancestors()); return Selector.findElement(elements, expression, 0); }, pointer: function(event) { return { x: event.pageX || (event.clientX + (document.documentElement.scrollLeft || document.body.scrollLeft)), y: event.pageY || (event.clientY + (document.documentElement.scrollTop || document.body.scrollTop)) }; }, pointerX: function(event) { return Event.pointer(event).x }, pointerY: function(event) { return Event.pointer(event).y }, stop: function(event) { Event.extend(event); event.preventDefault(); event.stopPropagation(); event.stopped = true; } }; })(); Event.extend = (function() { var methods = Object.keys(Event.Methods).inject({ }, function(m, name) { m[name] = Event.Methods[name].methodize(); return m; }); if (Prototype.Browser.IE) { Object.extend(methods, { stopPropagation: function() { this.cancelBubble = true }, preventDefault: function() { this.returnValue = false }, inspect: function() { return "[object Event]" } }); return function(event) { if (!event) return false; if (event._extendedByPrototype) return event; event._extendedByPrototype = Prototype.emptyFunction; var pointer = Event.pointer(event); Object.extend(event, { target: event.srcElement, relatedTarget: Event.relatedTarget(event), pageX: pointer.x, pageY: pointer.y }); return Object.extend(event, methods); }; } else { Event.prototype = Event.prototype || document.createEvent("HTMLEvents").__proto__; Object.extend(Event.prototype, methods); return Prototype.K; } })(); Object.extend(Event, (function() { var cache = Event.cache; function getEventID(element) { if (element._prototypeEventID) return element._prototypeEventID[0]; arguments.callee.id = arguments.callee.id || 1; return element._prototypeEventID = [++arguments.callee.id]; } function getDOMEventName(eventName) { if (eventName && eventName.include(':')) return "dataavailable"; return eventName; } function getCacheForID(id) { return cache[id] = cache[id] || { }; } function getWrappersForEventName(id, eventName) { var c = getCacheForID(id); return c[eventName] = c[eventName] || []; } function createWrapper(element, eventName, handler) { var id = getEventID(element); var c = getWrappersForEventName(id, eventName); if (c.pluck("handler").include(handler)) return false; var wrapper = function(event) { if (!Event || !Event.extend || (event.eventName && event.eventName != eventName)) return false; Event.extend(event); handler.call(element, event); }; wrapper.handler = handler; c.push(wrapper); return wrapper; } function findWrapper(id, eventName, handler) { var c = getWrappersForEventName(id, eventName); return c.find(function(wrapper) { return wrapper.handler == handler }); } function destroyWrapper(id, eventName, handler) { var c = getCacheForID(id); if (!c[eventName]) return false; c[eventName] = c[eventName].without(findWrapper(id, eventName, handler)); } function destroyCache() { for (var id in cache) for (var eventName in cache[id]) cache[id][eventName] = null; } if (window.attachEvent) { window.attachEvent("onunload", destroyCache); } return { observe: function(element, eventName, handler) { element = $(element); var name = getDOMEventName(eventName); var wrapper = createWrapper(element, eventName, handler); if (!wrapper) return element; if (element.addEventListener) { element.addEventListener(name, wrapper, false); } else { element.attachEvent("on" + name, wrapper); } return element; }, stopObserving: function(element, eventName, handler) { element = $(element); var id = getEventID(element), name = getDOMEventName(eventName); if (!handler && eventName) { getWrappersForEventName(id, eventName).each(function(wrapper) { element.stopObserving(eventName, wrapper.handler); }); return element; } else if (!eventName) { Object.keys(getCacheForID(id)).each(function(eventName) { element.stopObserving(eventName); }); return element; } var wrapper = findWrapper(id, eventName, handler); if (!wrapper) return element; if (element.removeEventListener) { element.removeEventListener(name, wrapper, false); } else { element.detachEvent("on" + name, wrapper); } destroyWrapper(id, eventName, handler); return element; }, fire: function(element, eventName, memo) { element = $(element); if (element == document && document.createEvent && !element.dispatchEvent) element = document.documentElement; var event; if (document.createEvent) { event = document.createEvent("HTMLEvents"); event.initEvent("dataavailable", true, true); } else { event = document.createEventObject(); event.eventType = "ondataavailable"; } event.eventName = eventName; event.memo = memo || { }; if (document.createEvent) { element.dispatchEvent(event); } else { element.fireEvent(event.eventType, event); } return Event.extend(event); } }; })()); Object.extend(Event, Event.Methods); Element.addMethods({ fire: Event.fire, observe: Event.observe, stopObserving: Event.stopObserving }); Object.extend(document, { fire: Element.Methods.fire.methodize(), observe: Element.Methods.observe.methodize(), stopObserving: Element.Methods.stopObserving.methodize(), loaded: false }); (function() { /* Support for the DOMContentLoaded event is based on work by Dan Webb, Matthias Miller, Dean Edwards and John Resig. */ var timer; function fireContentLoadedEvent() { if (document.loaded) return; if (timer) window.clearInterval(timer); document.fire("dom:loaded"); document.loaded = true; } if (document.addEventListener) { if (Prototype.Browser.WebKit) { timer = window.setInterval(function() { if (/loaded|complete/.test(document.readyState)) fireContentLoadedEvent(); }, 0); Event.observe(window, "load", fireContentLoadedEvent); } else { document.addEventListener("DOMContentLoaded", fireContentLoadedEvent, false); } } else { document.write(""); $("__onDOMContentLoaded").onreadystatechange = function() { if (this.readyState == "complete") { this.onreadystatechange = null; fireContentLoadedEvent(); } }; } })(); /*------------------------------- DEPRECATED -------------------------------*/ Hash.toQueryString = Object.toQueryString; var Toggle = { display: Element.toggle }; Element.Methods.childOf = Element.Methods.descendantOf; var Insertion = { Before: function(element, content) { return Element.insert(element, {before:content}); }, Top: function(element, content) { return Element.insert(element, {top:content}); }, Bottom: function(element, content) { return Element.insert(element, {bottom:content}); }, After: function(element, content) { return Element.insert(element, {after:content}); } }; var $continue = new Error('"throw $continue" is deprecated, use "return" instead'); // This should be moved to script.aculo.us; notice the deprecated methods // further below, that map to the newer Element methods. var Position = { // set to true if needed, warning: firefox performance problems // NOT neeeded for page scrolling, only if draggable contained in // scrollable elements includeScrollOffsets: false, // must be called before calling withinIncludingScrolloffset, every time the // page is scrolled prepare: function() { this.deltaX = window.pageXOffset || document.documentElement.scrollLeft || document.body.scrollLeft || 0; this.deltaY = window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop || 0; }, // caches x/y coordinate pair to use with overlap within: function(element, x, y) { if (this.includeScrollOffsets) return this.withinIncludingScrolloffsets(element, x, y); this.xcomp = x; this.ycomp = y; this.offset = Element.cumulativeOffset(element); return (y >= this.offset[1] && y < this.offset[1] + element.offsetHeight && x >= this.offset[0] && x < this.offset[0] + element.offsetWidth); }, withinIncludingScrolloffsets: function(element, x, y) { var offsetcache = Element.cumulativeScrollOffset(element); this.xcomp = x + offsetcache[0] - this.deltaX; this.ycomp = y + offsetcache[1] - this.deltaY; this.offset = Element.cumulativeOffset(element); return (this.ycomp >= this.offset[1] && this.ycomp < this.offset[1] + element.offsetHeight && this.xcomp >= this.offset[0] && this.xcomp < this.offset[0] + element.offsetWidth); }, // within must be called directly before overlap: function(mode, element) { if (!mode) return 0; if (mode == 'vertical') return ((this.offset[1] + element.offsetHeight) - this.ycomp) / element.offsetHeight; if (mode == 'horizontal') return ((this.offset[0] + element.offsetWidth) - this.xcomp) / element.offsetWidth; }, // Deprecation layer -- use newer Element methods now (1.5.2). cumulativeOffset: Element.Methods.cumulativeOffset, positionedOffset: Element.Methods.positionedOffset, absolutize: function(element) { Position.prepare(); return Element.absolutize(element); }, relativize: function(element) { Position.prepare(); return Element.relativize(element); }, realOffset: Element.Methods.cumulativeScrollOffset, offsetParent: Element.Methods.getOffsetParent, page: Element.Methods.viewportOffset, clone: function(source, target, options) { options = options || { }; return Element.clonePosition(target, source, options); } }; /*--------------------------------------------------------------------------*/ if (!document.getElementsByClassName) document.getElementsByClassName = function(instanceMethods){ function iter(name) { return name.blank() ? null : "[contains(concat(' ', @class, ' '), ' " + name + " ')]"; } instanceMethods.getElementsByClassName = Prototype.BrowserFeatures.XPath ? function(element, className) { className = className.toString().strip(); var cond = /s/.test(className) ? $w(className).map(iter).join('') : iter(className); return cond ? document._getElementsByXPath('.//*' + cond, element) : []; } : function(element, className) { className = className.toString().strip(); var elements = [], classNames = (/s/.test(className) ? $w(className) : null); if (!classNames && !className) return elements; var nodes = $(element).getElementsByTagName('*'); className = ' ' + className + ' '; for (var i = 0, child, cn; child = nodes[i]; i++) { if (child.className && (cn = ' ' + child.className + ' ') && (cn.include(className) || (classNames && classNames.all(function(name) { return !name.toString().blank() && cn.include(' ' + name + ' '); })))) elements.push(Element.extend(child)); } return elements; }; return function(className, parentElement) { return $(parentElement || document.body).getElementsByClassName(className); }; }(Element.Methods); /*--------------------------------------------------------------------------*/ Element.ClassNames = Class.create(); Element.ClassNames.prototype = { initialize: function(element) { this.element = $(element); }, _each: function(iterator) { this.element.className.split(/s+/).select(function(name) { return name.length > 0; })._each(iterator); }, set: function(className) { this.element.className = className; }, add: function(classNameToAdd) { if (this.include(classNameToAdd)) return; this.set($A(this).concat(classNameToAdd).join(' ')); }, remove: function(classNameToRemove) { if (!this.include(classNameToRemove)) return; this.set($A(this).without(classNameToRemove).join(' ')); }, toString: function() { return $A(this).join(' '); } }; Object.extend(Element.ClassNames.prototype, Enumerable); /*--------------------------------------------------------------------------*/ Element.addMethods(); // script.aculo.us scriptaculous.js v1.8.1, Thu Jan 03 22:07:12 -0500 2008 // Copyright (c) 2005-2007 Thomas Fuchs (http://script.aculo.us, http://mir.aculo.us) // // Permission is hereby granted, free of charge, to any person obtaining // a copy of this software and associated documentation files (the // "Software"), to deal in the Software without restriction, including // without limitation the rights to use, copy, modify, merge, publish, // distribute, sublicense, and/or sell copies of the Software, and to // permit persons to whom the Software is furnished to do so, subject to // the following conditions: // // The above copyright notice and this permission notice shall be // included in all copies or substantial portions of the Software. // // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND // NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE // LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION // OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. // // For details, see the script.aculo.us web site: http://script.aculo.us/ var Scriptaculous = { Version: '1.8.1', require: function(libraryName) { // inserting via DOM fails in Safari 2.0, so brute force approach document.write(''); }, REQUIRED_PROTOTYPE: '1.6.0', load: function() { function convertVersionString(versionString){ var r = versionString.split('.'); return parseInt(r[0])*100000 + parseInt(r[1])*1000 + parseInt(r[2]); } if((typeof Prototype=='undefined') || (typeof Element == 'undefined') || (typeof Element.Methods=='undefined') || (convertVersionString(Prototype.Version) < convertVersionString(Scriptaculous.REQUIRED_PROTOTYPE))) throw("script.aculo.us requires the Prototype JavaScript framework >= " + Scriptaculous.REQUIRED_PROTOTYPE); $A(document.getElementsByTagName("script")).findAll( function(s) { return (s.src && s.src.match(/scriptaculous.js(?.*)?$/)) }).each( function(s) { var path = s.src.replace(/scriptaculous.js(?.*)?$/,''); var includes = s.src.match(/?.*load=([a-z,]*)/); (includes ? includes[1] : 'builder,effects,dragdrop,controls,slider,sound').split(',').each( function(include) { Scriptaculous.require(path+include+'.js') }); }); } } Scriptaculous.load(); // script.aculo.us effects.js v1.8.1, Thu Jan 03 22:07:12 -0500 2008 // Copyright (c) 2005-2007 Thomas Fuchs (http://script.aculo.us, http://mir.aculo.us) // Contributors: // Justin Palmer (http://encytemedia.com/) // Mark Pilgrim (http://diveintomark.org/) // Martin Bialasinki // // script.aculo.us is freely distributable under the terms of an MIT-style license. // For details, see the script.aculo.us web site: http://script.aculo.us/ // converts rgb() and #xxx to #xxxxxx format, // returns self (or first argument) if not convertable String.prototype.parseColor = function() { var color = '#'; if (this.slice(0,4) == 'rgb(') { var cols = this.slice(4,this.length-1).split(','); var i=0; do { color += parseInt(cols[i]).toColorPart() } while (++i<3); } else { if (this.slice(0,1) == '#') { if (this.length==4) for(var i=1;i<4;i++) color += (this.charAt(i) + this.charAt(i)).toLowerCase(); if (this.length==7) color = this.toLowerCase(); } } return (color.length==7 ? color : (arguments[0] || this)); }; /*--------------------------------------------------------------------------*/ Element.collectTextNodes = function(element) { return $A($(element).childNodes).collect( function(node) { return (node.nodeType==3 ? node.nodeValue : (node.hasChildNodes() ? Element.collectTextNodes(node) : '')); }).flatten().join(''); }; Element.collectTextNodesIgnoreClass = function(element, className) { return $A($(element).childNodes).collect( function(node) { return (node.nodeType==3 ? node.nodeValue : ((node.hasChildNodes() && !Element.hasClassName(node,className)) ? Element.collectTextNodesIgnoreClass(node, className) : '')); }).flatten().join(''); }; Element.setContentZoom = function(element, percent) { element = $(element); element.setStyle({fontSize: (percent/100) + 'em'}); if (Prototype.Browser.WebKit) window.scrollBy(0,0); return element; }; Element.getInlineOpacity = function(element){ return $(element).style.opacity || ''; }; Element.forceRerendering = function(element) { try { element = $(element); var n = document.createTextNode(' '); element.appendChild(n); element.removeChild(n); } catch(e) { } }; /*--------------------------------------------------------------------------*/ var Effect = { _elementDoesNotExistError: { name: 'ElementDoesNotExistError', message: 'The specified DOM element does not exist, but is required for this effect to operate' }, Transitions: { linear: Prototype.K, sinoidal: function(pos) { return (-Math.cos(pos*Math.PI)/2) + 0.5; }, reverse: function(pos) { return 1-pos; }, flicker: function(pos) { var pos = ((-Math.cos(pos*Math.PI)/4) + 0.75) + Math.random()/4; return pos > 1 ? 1 : pos; }, wobble: function(pos) { return (-Math.cos(pos*Math.PI*(9*pos))/2) + 0.5; }, pulse: function(pos, pulses) { pulses = pulses || 5; return ( ((pos % (1/pulses)) * pulses).round() == 0 ? ((pos * pulses * 2) - (pos * pulses * 2).floor()) : 1 - ((pos * pulses * 2) - (pos * pulses * 2).floor()) ); }, spring: function(pos) { return 1 - (Math.cos(pos * 4.5 * Math.PI) * Math.exp(-pos * 6)); }, none: function(pos) { return 0; }, full: function(pos) { return 1; } }, DefaultOptions: { duration: 1.0, // seconds fps: 100, // 100= assume 66fps max. sync: false, // true for combining from: 0.0, to: 1.0, delay: 0.0, queue: 'parallel' }, tagifyText: function(element) { var tagifyStyle = 'position:relative'; if (Prototype.Browser.IE) tagifyStyle += ';zoom:1'; element = $(element); $A(element.childNodes).each( function(child) { if (child.nodeType==3) { child.nodeValue.toArray().each( function(character) { element.insertBefore( new Element('span', {style: tagifyStyle}).update( character == ' ' ? String.fromCharCode(160) : character), child); }); Element.remove(child); } }); }, multiple: function(element, effect) { var elements; if (((typeof element == 'object') || Object.isFunction(element)) && (element.length)) elements = element; else elements = $(element).childNodes; var options = Object.extend({ speed: 0.1, delay: 0.0 }, arguments[2] || { }); var masterDelay = options.delay; $A(elements).each( function(element, index) { new effect(element, Object.extend(options, { delay: index * options.speed + masterDelay })); }); }, PAIRS: { 'slide': ['SlideDown','SlideUp'], 'blind': ['BlindDown','BlindUp'], 'appear': ['Appear','Fade'] }, toggle: function(element, effect) { element = $(element); effect = (effect || 'appear').toLowerCase(); var options = Object.extend({ queue: { position:'end', scope:(element.id || 'global'), limit: 1 } }, arguments[2] || { }); Effect[element.visible() ? Effect.PAIRS[effect][1] : Effect.PAIRS[effect][0]](element, options); } }; Effect.DefaultOptions.transition = Effect.Transitions.sinoidal; /* ------------- core effects ------------- */ Effect.ScopedQueue = Class.create(Enumerable, { initialize: function() { this.effects = []; this.interval = null; }, _each: function(iterator) { this.effects._each(iterator); }, add: function(effect) { var timestamp = new Date().getTime(); var position = Object.isString(effect.options.queue) ? effect.options.queue : effect.options.queue.position; switch(position) { case 'front': // move unstarted effects after this effect this.effects.findAll(function(e){ return e.state=='idle' }).each( function(e) { e.startOn += effect.finishOn; e.finishOn += effect.finishOn; }); break; case 'with-last': timestamp = this.effects.pluck('startOn').max() || timestamp; break; case 'end': // start effect after last queued effect has finished timestamp = this.effects.pluck('finishOn').max() || timestamp; break; } effect.startOn += timestamp; effect.finishOn += timestamp; if (!effect.options.queue.limit || (this.effects.length < effect.options.queue.limit)) this.effects.push(effect); if (!this.interval) this.interval = setInterval(this.loop.bind(this), 15); }, remove: function(effect) { this.effects = this.effects.reject(function(e) { return e==effect }); if (this.effects.length == 0) { clearInterval(this.interval); this.interval = null; } }, loop: function() { var timePos = new Date().getTime(); for(var i=0, len=this.effects.length;ithis.effects[i] && this.effects[i].loop(timePos); } }); Effect.Queues = { instances: $H(), get: function(queueName) { if (!Object.isString(queueName)) return queueName; return this.instances.get(queueName) || this.instances.set(queueName, new Effect.ScopedQueue()); } }; Effect.Queue = Effect.Queues.get('global'); Effect.Base = Class.create({ position: null, start: function(options) { function codeForEvent(options,eventName){ return ( (options[eventName+'Internal'] ? 'this.options.'+eventName+'Internal(this);' : '') + (options[eventName] ? 'this.options.'+eventName+'(this);' : '') ); } if (options && options.transition === false) options.transition = Effect.Transitions.linear; this.options = Object.extend(Object.extend({ },Effect.DefaultOptions), options || { }); this.currentFrame = 0; this.state = 'idle'; this.startOn = this.options.delay*1000; this.finishOn = this.startOn+(this.options.duration*1000); this.fromToDelta = this.options.to-this.options.from; this.totalTime = this.finishOn-this.startOn; this.totalFrames = this.options.fps*this.options.duration; eval('this.render = function(pos){ '+ 'if (this.state=="idle"){this.state="running";'+ codeForEvent(this.options,'beforeSetup')+ (this.setup ? 'this.setup();':'')+ codeForEvent(this.options,'afterSetup')+ '};if (this.state=="running"){'+ 'pos=this.options.transition(pos)*'+this.fromToDelta+'+'+this.options.from+';'+ 'this.position=pos;'+ codeForEvent(this.options,'beforeUpdate')+ (this.update ? 'this.update(pos);':'')+ codeForEvent(this.options,'afterUpdate')+ '}}'); this.event('beforeStart'); if (!this.options.sync) Effect.Queues.get(Object.isString(this.options.queue) ? 'global' : this.options.queue.scope).add(this); }, loop: function(timePos) { if (timePos >= this.startOn) { if (timePos >= this.finishOn) { this.render(1.0); this.cancel(); this.event('beforeFinish'); if (this.finish) this.finish(); this.event('afterFinish'); return; } var pos = (timePos - this.startOn) / this.totalTime, frame = (pos * this.totalFrames).round(); if (frame > this.currentFrame) { this.render(pos); this.currentFrame = frame; } } }, cancel: function() { if (!this.options.sync) Effect.Queues.get(Object.isString(this.options.queue) ? 'global' : this.options.queue.scope).remove(this); this.state = 'finished'; }, event: function(eventName) { if (this.options[eventName + 'Internal']) this.options[eventName + 'Internal'](this); if (this.options[eventName]) this.options[eventName](this); }, inspect: function() { var data = $H(); for(property in this) if (!Object.isFunction(this[property])) data.set(property, this[property]); return '#this.options).inspect() + '>'; } }); Effect.Parallel = Class.create(Effect.Base, { initialize: function(effects) { this.effects = effects || []; this.start(arguments[1]); }, update: function(position) { this.effects.invoke('render', position); }, finish: function(position) { this.effects.each( function(effect) { effect.render(1.0); effect.cancel(); effect.event('beforeFinish'); if (effect.finish) effect.finish(position); effect.event('afterFinish'); }); } }); Effect.Tween = Class.create(Effect.Base, { initialize: function(object, from, to) { object = Object.isString(object) ? $(object) : object; var args = $A(arguments), method = args.last(), options = args.length == 5 ? args[3] : null; this.method = Object.isFunction(method) ? method.bind(object) : Object.isFunction(object[method]) ? object[method].bind(object) : function(value) { object[method] = value }; this.start(Object.extend({ from: from, to: to }, options || { })); }, update: function(position) { this.method(position); } }); Effect.Event = Class.create(Effect.Base, { initialize: function() { this.start(Object.extend({ duration: 0 }, arguments[0] || { })); }, update: Prototype.emptyFunction }); Effect.Opacity = Class.create(Effect.Base, { initialize: function(element) { this.element = $(element); if (!this.element) throw(Effect._elementDoesNotExistError); // make this work on IE on elements without 'layout' if (Prototype.Browser.IE && (!this.element.currentStyle.hasLayout)) this.element.setStyle({zoom: 1}); var options = Object.extend({ from: this.element.getOpacity() || 0.0, to: 1.0 }, arguments[1] || { }); this.start(options); }, update: function(position) { this.element.setOpacity(position); } }); Effect.Move = Class.create(Effect.Base, { initialize: function(element) { this.element = $(element); if (!this.element) throw(Effect._elementDoesNotExistError); var options = Object.extend({ x: 0, y: 0, mode: 'relative' }, arguments[1] || { }); this.start(options); }, setup: function() { this.element.makePositioned(); this.originalLeft = parseFloat(this.element.getStyle('left') || '0'); this.originalTop = parseFloat(this.element.getStyle('top') || '0'); if (this.options.mode == 'absolute') { this.options.x = this.options.x - this.originalLeft; this.options.y = this.options.y - this.originalTop; } }, update: function(position) { this.element.setStyle({ left: (this.options.x * position + this.originalLeft).round() + 'px', top: (this.options.y * position + this.originalTop).round() + 'px' }); } }); // for backwards compatibility Effect.MoveBy = function(element, toTop, toLeft) { return new Effect.Move(element, Object.extend({ x: toLeft, y: toTop }, arguments[3] || { })); }; Effect.Scale = Class.create(Effect.Base, { initialize: function(element, percent) { this.element = $(element); if (!this.element) throw(Effect._elementDoesNotExistError); var options = Object.extend({ scaleX: true, scaleY: true, scaleContent: true, scaleFromCenter: false, scaleMode: 'box', // 'box' or 'contents' or { } with provided values scaleFrom: 100.0, scaleTo: percent }, arguments[2] || { }); this.start(options); }, setup: function() { this.restoreAfterFinish = this.options.restoreAfterFinish || false; this.elementPositioning = this.element.getStyle('position'); this.originalStyle = { }; ['top','left','width','height','fontSize'].each( function(k) { this.originalStyle[k] = this.element.style[k]; }.bind(this)); this.originalTop = this.element.offsetTop; this.originalLeft = this.element.offsetLeft; var fontSize = this.element.getStyle('font-size') || '100%'; ['em','px','%','pt'].each( function(fontSizeType) { if (fontSize.indexOf(fontSizeType)>0) { this.fontSize = parseFloat(fontSize); this.fontSizeType = fontSizeType; } }.bind(this)); this.factor = (this.options.scaleTo - this.options.scaleFrom)/100; this.dims = null; if (this.options.scaleMode=='box') this.dims = [this.element.offsetHeight, this.element.offsetWidth]; if (/^content/.test(this.options.scaleMode)) this.dims = [this.element.scrollHeight, this.element.scrollWidth]; if (!this.dims) this.dims = [this.options.scaleMode.originalHeight, this.options.scaleMode.originalWidth]; }, update: function(position) { var currentScale = (this.options.scaleFrom/100.0) + (this.factor * position); if (this.options.scaleContent && this.fontSize) this.element.setStyle({fontSize: this.fontSize * currentScale + this.fontSizeType }); this.setDimensions(this.dims[0] * currentScale, this.dims[1] * currentScale); }, finish: function(position) { if (this.restoreAfterFinish) this.element.setStyle(this.originalStyle); }, setDimensions: function(height, width) { var d = { }; if (this.options.scaleX) d.width = width.round() + 'px'; if (this.options.scaleY) d.height = height.round() + 'px'; if (this.options.scaleFromCenter) { var topd = (height - this.dims[0])/2; var leftd = (width - this.dims[1])/2; if (this.elementPositioning == 'absolute') { if (this.options.scaleY) d.top = this.originalTop-topd + 'px'; if (this.options.scaleX) d.left = this.originalLeft-leftd + 'px'; } else { if (this.options.scaleY) d.top = -topd + 'px'; if (this.options.scaleX) d.left = -leftd + 'px'; } } this.element.setStyle(d); } }); Effect.Highlight = Class.create(Effect.Base, { initialize: function(element) { this.element = $(element); if (!this.element) throw(Effect._elementDoesNotExistError); var options = Object.extend({ startcolor: '#ffff99' }, arguments[1] || { }); this.start(options); }, setup: function() { // Prevent executing on elements not in the layout flow if (this.element.getStyle('display')=='none') { this.cancel(); return; } // Disable background image during the effect this.oldStyle = { }; if (!this.options.keepBackgroundImage) { this.oldStyle.backgroundImage = this.element.getStyle('background-image'); this.element.setStyle({backgroundImage: 'none'}); } if (!this.options.endcolor) this.options.endcolor = this.element.getStyle('background-color').parseColor('#ffffff'); if (!this.options.restorecolor) this.options.restorecolor = this.element.getStyle('background-color'); // init color calculations this._base = $R(0,2).map(function(i){ return parseInt(this.options.startcolor.slice(i*2+1,i*2+3),16) }.bind(this)); this._delta = $R(0,2).map(function(i){ return parseInt(this.options.endcolor.slice(i*2+1,i*2+3),16)-this._base[i] }.bind(this)); }, update: function(position) { this.element.setStyle({backgroundColor: $R(0,2).inject('#',function(m,v,i){ return m+((this._base[i]+(this._delta[i]*position)).round().toColorPart()); }.bind(this)) }); }, finish: function() { this.element.setStyle(Object.extend(this.oldStyle, { backgroundColor: this.options.restorecolor })); } }); Effect.ScrollTo = function(element) { var options = arguments[1] || { }, scrollOffsets = document.viewport.getScrollOffsets(), elementOffsets = $(element).cumulativeOffset(), max = (window.height || document.body.scrollHeight) - document.viewport.getHeight(); if (options.offset) elementOffsets[1] += options.offset; return new Effect.Tween(null, scrollOffsets.top, elementOffsets[1] > max ? max : elementOffsets[1], options, function(p){ scrollTo(scrollOffsets.left, p.round()) } ); }; /* ------------- combination effects ------------- */ Effect.Fade = function(element) { element = $(element); var oldOpacity = element.getInlineOpacity(); var options = Object.extend({ from: element.getOpacity() || 1.0, to: 0.0, afterFinishInternal: function(effect) { if (effect.options.to!=0) return; effect.element.hide().setStyle({opacity: oldOpacity}); } }, arguments[1] || { }); return new Effect.Opacity(element,options); }; Effect.Appear = function(element) { element = $(element); var options = Object.extend({ from: (element.getStyle('display') == 'none' ? 0.0 : element.getOpacity() || 0.0), to: 1.0, // force Safari to render floated elements properly afterFinishInternal: function(effect) { effect.element.forceRerendering(); }, beforeSetup: function(effect) { effect.element.setOpacity(effect.options.from).show(); }}, arguments[1] || { }); return new Effect.Opacity(element,options); }; Effect.Puff = function(element) { element = $(element); var oldStyle = { opacity: element.getInlineOpacity(), position: element.getStyle('position'), top: element.style.top, left: element.style.left, width: element.style.width, height: element.style.height }; return new Effect.Parallel( [ new Effect.Scale(element, 200, { sync: true, scaleFromCenter: true, scaleContent: true, restoreAfterFinish: true }), new Effect.Opacity(element, { sync: true, to: 0.0 } ) ], Object.extend({ duration: 1.0, beforeSetupInternal: function(effect) { Position.absolutize(effect.effects[0].element) }, afterFinishInternal: function(effect) { effect.effects[0].element.hide().setStyle(oldStyle); } }, arguments[1] || { }) ); }; Effect.BlindUp = function(element) { element = $(element); element.makeClipping(); return new Effect.Scale(element, 0, Object.extend({ scaleContent: false, scaleX: false, restoreAfterFinish: true, afterFinishInternal: function(effect) { effect.element.hide().undoClipping(); } }, arguments[1] || { }) ); }; Effect.BlindDown = function(element) { element = $(element); var elementDimensions = element.getDimensions(); return new Effect.Scale(element, 100, Object.extend({ scaleContent: false, scaleX: false, scaleFrom: 0, scaleMode: {originalHeight: elementDimensions.height, originalWidth: elementDimensions.width}, restoreAfterFinish: true, afterSetup: function(effect) { effect.element.makeClipping().setStyle({height: '0px'}).show(); }, afterFinishInternal: function(effect) { effect.element.undoClipping(); } }, arguments[1] || { })); }; Effect.SwitchOff = function(element) { element = $(element); var oldOpacity = element.getInlineOpacity(); return new Effect.Appear(element, Object.extend({ duration: 0.4, from: 0, transition: Effect.Transitions.flicker, afterFinishInternal: function(effect) { new Effect.Scale(effect.element, 1, { duration: 0.3, scaleFromCenter: true, scaleX: false, scaleContent: false, restoreAfterFinish: true, beforeSetup: function(effect) { effect.element.makePositioned().makeClipping(); }, afterFinishInternal: function(effect) { effect.element.hide().undoClipping().undoPositioned().setStyle({opacity: oldOpacity}); } }) } }, arguments[1] || { })); }; Effect.DropOut = function(element) { element = $(element); var oldStyle = { top: element.getStyle('top'), left: element.getStyle('left'), opacity: element.getInlineOpacity() }; return new Effect.Parallel( [ new Effect.Move(element, {x: 0, y: 100, sync: true }), new Effect.Opacity(element, { sync: true, to: 0.0 }) ], Object.extend( { duration: 0.5, beforeSetup: function(effect) { effect.effects[0].element.makePositioned(); }, afterFinishInternal: function(effect) { effect.effects[0].element.hide().undoPositioned().setStyle(oldStyle); } }, arguments[1] || { })); }; Effect.Shake = function(element) { element = $(element); var options = Object.extend({ distance: 20, duration: 0.5 }, arguments[1] || {}); var distance = parseFloat(options.distance); var split = parseFloat(options.duration) / 10.0; var oldStyle = { top: element.getStyle('top'), left: element.getStyle('left') }; return new Effect.Move(element, { x: distance, y: 0, duration: split, afterFinishInternal: function(effect) { new Effect.Move(effect.element, { x: -distance*2, y: 0, duration: split*2, afterFinishInternal: function(effect) { new Effect.Move(effect.element, { x: distance*2, y: 0, duration: split*2, afterFinishInternal: function(effect) { new Effect.Move(effect.element, { x: -distance*2, y: 0, duration: split*2, afterFinishInternal: function(effect) { new Effect.Move(effect.element, { x: distance*2, y: 0, duration: split*2, afterFinishInternal: function(effect) { new Effect.Move(effect.element, { x: -distance, y: 0, duration: split, afterFinishInternal: function(effect) { effect.element.undoPositioned().setStyle(oldStyle); }}) }}) }}) }}) }}) }}); }; Effect.SlideDown = function(element) { element = $(element).cleanWhitespace(); // SlideDown need to have the content of the element wrapped in a container element with fixed height! var oldInnerBottom = element.down().getStyle('bottom'); var elementDimensions = element.getDimensions(); return new Effect.Scale(element, 100, Object.extend({ scaleContent: false, scaleX: false, scaleFrom: window.opera ? 0 : 1, scaleMode: {originalHeight: elementDimensions.height, originalWidth: elementDimensions.width}, restoreAfterFinish: true, afterSetup: function(effect) { effect.element.makePositioned(); effect.element.down().makePositioned(); if (window.opera) effect.element.setStyle({top: ''}); effect.element.makeClipping().setStyle({height: '0px'}).show(); }, afterUpdateInternal: function(effect) { effect.element.down().setStyle({bottom: (effect.dims[0] - effect.element.clientHeight) + 'px' }); }, afterFinishInternal: function(effect) { effect.element.undoClipping().undoPositioned(); effect.element.down().undoPositioned().setStyle({bottom: oldInnerBottom}); } }, arguments[1] || { }) ); }; Effect.SlideUp = function(element) { element = $(element).cleanWhitespace(); var oldInnerBottom = element.down().getStyle('bottom'); var elementDimensions = element.getDimensions(); return new Effect.Scale(element, window.opera ? 0 : 1, Object.extend({ scaleContent: false, scaleX: false, scaleMode: 'box', scaleFrom: 100, scaleMode: {originalHeight: elementDimensions.height, originalWidth: elementDimensions.width}, restoreAfterFinish: true, afterSetup: function(effect) { effect.element.makePositioned(); effect.element.down().makePositioned(); if (window.opera) effect.element.setStyle({top: ''}); effect.element.makeClipping().show(); }, afterUpdateInternal: function(effect) { effect.element.down().setStyle({bottom: (effect.dims[0] - effect.element.clientHeight) + 'px' }); }, afterFinishInternal: function(effect) { effect.element.hide().undoClipping().undoPositioned(); effect.element.down().undoPositioned().setStyle({bottom: oldInnerBottom}); } }, arguments[1] || { }) ); }; // Bug in opera makes the TD containing this element expand for a instance after finish Effect.Squish = function(element) { return new Effect.Scale(element, window.opera ? 1 : 0, { restoreAfterFinish: true, beforeSetup: function(effect) { effect.element.makeClipping(); }, afterFinishInternal: function(effect) { effect.element.hide().undoClipping(); } }); }; Effect.Grow = function(element) { element = $(element); var options = Object.extend({ direction: 'center', moveTransition: Effect.Transitions.sinoidal, scaleTransition: Effect.Transitions.sinoidal, opacityTransition: Effect.Transitions.full }, arguments[1] || { }); var oldStyle = { top: element.style.top, left: element.style.left, height: element.style.height, width: element.style.width, opacity: element.getInlineOpacity() }; var dims = element.getDimensions(); var initialMoveX, initialMoveY; var moveX, moveY; switch (options.direction) { case 'top-left': initialMoveX = initialMoveY = moveX = moveY = 0; break; case 'top-right': initialMoveX = dims.width; initialMoveY = moveY = 0; moveX = -dims.width; break; case 'bottom-left': initialMoveX = moveX = 0; initialMoveY = dims.height; moveY = -dims.height; break; case 'bottom-right': initialMoveX = dims.width; initialMoveY = dims.height; moveX = -dims.width; moveY = -dims.height; break; case 'center': initialMoveX = dims.width / 2; initialMoveY = dims.height / 2; moveX = -dims.width / 2; moveY = -dims.height / 2; break; } return new Effect.Move(element, { x: initialMoveX, y: initialMoveY, duration: 0.01, beforeSetup: function(effect) { effect.element.hide().makeClipping().makePositioned(); }, afterFinishInternal: function(effect) { new Effect.Parallel( [ new Effect.Opacity(effect.element, { sync: true, to: 1.0, from: 0.0, transition: options.opacityTransition }), new Effect.Move(effect.element, { x: moveX, y: moveY, sync: true, transition: options.moveTransition }), new Effect.Scale(effect.element, 100, { scaleMode: { originalHeight: dims.height, originalWidth: dims.width }, sync: true, scaleFrom: window.opera ? 1 : 0, transition: options.scaleTransition, restoreAfterFinish: true}) ], Object.extend({ beforeSetup: function(effect) { effect.effects[0].element.setStyle({height: '0px'}).show(); }, afterFinishInternal: function(effect) { effect.effects[0].element.undoClipping().undoPositioned().setStyle(oldStyle); } }, options) ) } }); }; Effect.Shrink = function(element) { element = $(element); var options = Object.extend({ direction: 'center', moveTransition: Effect.Transitions.sinoidal, scaleTransition: Effect.Transitions.sinoidal, opacityTransition: Effect.Transitions.none }, arguments[1] || { }); var oldStyle = { top: element.style.top, left: element.style.left, height: element.style.height, width: element.style.width, opacity: element.getInlineOpacity() }; var dims = element.getDimensions(); var moveX, moveY; switch (options.direction) { case 'top-left': moveX = moveY = 0; break; case 'top-right': moveX = dims.width; moveY = 0; break; case 'bottom-left': moveX = 0; moveY = dims.height; break; case 'bottom-right': moveX = dims.width; moveY = dims.height; break; case 'center': moveX = dims.width / 2; moveY = dims.height / 2; break; } return new Effect.Parallel( [ new Effect.Opacity(element, { sync: true, to: 0.0, from: 1.0, transition: options.opacityTransition }), new Effect.Scale(element, window.opera ? 1 : 0, { sync: true, transition: options.scaleTransition, restoreAfterFinish: true}), new Effect.Move(element, { x: moveX, y: moveY, sync: true, transition: options.moveTransition }) ], Object.extend({ beforeStartInternal: function(effect) { effect.effects[0].element.makePositioned().makeClipping(); }, afterFinishInternal: function(effect) { effect.effects[0].element.hide().undoClipping().undoPositioned().setStyle(oldStyle); } }, options) ); }; Effect.Pulsate = function(element) { element = $(element); var options = arguments[1] || { }; var oldOpacity = element.getInlineOpacity(); var transition = options.transition || Effect.Transitions.sinoidal; var reverser = function(pos){ return transition(1-Effect.Transitions.pulse(pos, options.pulses)) }; reverser.bind(transition); return new Effect.Opacity(element, Object.extend(Object.extend({ duration: 2.0, from: 0, afterFinishInternal: function(effect) { effect.element.setStyle({opacity: oldOpacity}); } }, options), {transition: reverser})); }; Effect.Fold = function(element) { element = $(element); var oldStyle = { top: element.style.top, left: element.style.left, width: element.style.width, height: element.style.height }; element.makeClipping(); return new Effect.Scale(element, 5, Object.extend({ scaleContent: false, scaleX: false, afterFinishInternal: function(effect) { new Effect.Scale(element, 1, { scaleContent: false, scaleY: false, afterFinishInternal: function(effect) { effect.element.hide().undoClipping().setStyle(oldStyle); } }); }}, arguments[1] || { })); }; Effect.Morph = Class.create(Effect.Base, { initialize: function(element) { this.element = $(element); if (!this.element) throw(Effect._elementDoesNotExistError); var options = Object.extend({ style: { } }, arguments[1] || { }); if (!Object.isString(options.style)) this.style = $H(options.style); else { if (options.style.include(':')) this.style = options.style.parseStyle(); else { this.element.addClassName(options.style); this.style = $H(this.element.getStyles()); this.element.removeClassName(options.style); var css = this.element.getStyles(); this.style = this.style.reject(function(style) { return style.value == css[style.key]; }); options.afterFinishInternal = function(effect) { effect.element.addClassName(effect.options.style); effect.transforms.each(function(transform) { effect.element.style[transform.style] = ''; }); } } } this.start(options); }, setup: function(){ function parseColor(color){ if (!color || ['rgba(0, 0, 0, 0)','transparent'].include(color)) color = '#ffffff'; color = color.parseColor(); return $R(0,2).map(function(i){ return parseInt( color.slice(i*2+1,i*2+3), 16 ) }); } this.transforms = this.style.map(function(pair){ var property = pair[0], value = pair[1], unit = null; if (value.parseColor('#zzzzzz') != '#zzzzzz') { value = value.parseColor(); unit = 'color'; } else if (property == 'opacity') { value = parseFloat(value); if (Prototype.Browser.IE && (!this.element.currentStyle.hasLayout)) this.element.setStyle({zoom: 1}); } else if (Element.CSS_LENGTH.test(value)) { var components = value.match(/^([+-]?[0-9.]+)(.*)$/); value = parseFloat(components[1]); unit = (components.length == 3) ? components[2] : null; } var originalValue = this.element.getStyle(property); return { style: property.camelize(), originalValue: unit=='color' ? parseColor(originalValue) : parseFloat(originalValue || 0), targetValue: unit=='color' ? parseColor(value) : value, unit: unit }; }.bind(this)).reject(function(transform){ return ( (transform.originalValue == transform.targetValue) || ( transform.unit != 'color' && (isNaN(transform.originalValue) || isNaN(transform.targetValue)) ) ) }); }, update: function(position) { var style = { }, transform, i = this.transforms.length; while(i--) style[(transform = this.transforms[i]).style] = transform.unit=='color' ? '#'+ (Math.round(transform.originalValue[0]+ (transform.targetValue[0]-transform.originalValue[0])*position)).toColorPart() + (Math.round(transform.originalValue[1]+ (transform.targetValue[1]-transform.originalValue[1])*position)).toColorPart() + (Math.round(transform.originalValue[2]+ (transform.targetValue[2]-transform.originalValue[2])*position)).toColorPart() : (transform.originalValue + (transform.targetValue - transform.originalValue) * position).toFixed(3) + (transform.unit === null ? '' : transform.unit); this.element.setStyle(style, true); } }); Effect.Transform = Class.create({ initialize: function(tracks){ this.tracks = []; this.options = arguments[1] || { }; this.addTracks(tracks); }, addTracks: function(tracks){ tracks.each(function(track){ track = $H(track); var data = track.values().first(); this.tracks.push($H({ ids: track.keys().first(), effect: Effect.Morph, options: { style: data } })); }.bind(this)); return this; }, play: function(){ return new Effect.Parallel( this.tracks.map(function(track){ var ids = track.get('ids'), effect = track.get('effect'), options = track.get('options'); var elements = [$(ids) || $$(ids)].flatten(); return elements.map(function(e){ return new effect(e, Object.extend({ sync:true }, options)) }); }).flatten(), this.options ); } }); Element.CSS_PROPERTIES = $w( 'backgroundColor backgroundPosition borderBottomColor borderBottomStyle ' + 'borderBottomWidth borderLeftColor borderLeftStyle borderLeftWidth ' + 'borderRightColor borderRightStyle borderRightWidth borderSpacing ' + 'borderTopColor borderTopStyle borderTopWidth bottom clip color ' + 'fontSize fontWeight height left letterSpacing lineHeight ' + 'marginBottom marginLeft marginRight marginTop markerOffset maxHeight '+ 'maxWidth minHeight minWidth opacity outlineColor outlineOffset ' + 'outlineWidth paddingBottom paddingLeft paddingRight paddingTop ' + 'right textIndent top width wordSpacing zIndex'); Element.CSS_LENGTH = /^(([+-]?[0-9.]+)(em|ex|px|in|cm|mm|pt|pc|%))|0$/; String.__parseStyleElement = document.createElement('div'); String.prototype.parseStyle = function(){ var style, styleRules = $H(); if (Prototype.Browser.WebKit) style = new Element('div',{style:this}).style; else { String.__parseStyleElement.innerHTML = '

'; style = String.__parseStyleElement.childNodes[0].style; } Element.CSS_PROPERTIES.each(function(property){ if (style[property]) styleRules.set(property, style[property]); }); if (Prototype.Browser.IE && this.include('opacity')) styleRules.set('opacity', this.match(/opacity:s*((?:0|1)?(?:.d*)?)/)[1]); return styleRules; }; if (document.defaultView && document.defaultView.getComputedStyle) { Element.getStyles = function(element) { var css = document.defaultView.getComputedStyle($(element), null); return Element.CSS_PROPERTIES.inject({ }, function(styles, property) { styles[property] = css[property]; return styles; }); }; } else { Element.getStyles = function(element) { element = $(element); var css = element.currentStyle, styles; styles = Element.CSS_PROPERTIES.inject({ }, function(results, property) { results[property] = css[property]; return results; }); if (!styles.opacity) styles.opacity = element.getOpacity(); return styles; }; }; Effect.Methods = { morph: function(element, style) { element = $(element); new Effect.Morph(element, Object.extend({ style: style }, arguments[2] || { })); return element; }, visualEffect: function(element, effect, options) { element = $(element) var s = effect.dasherize().camelize(), klass = s.charAt(0).toUpperCase() + s.substring(1); new Effect[klass](element, options); return element; }, highlight: function(element, options) { element = $(element); new Effect.Highlight(element, options); return element; } }; $w('fade appear grow shrink fold blindUp blindDown slideUp slideDown '+ 'pulsate shake puff squish switchOff dropOut').each( function(effect) { Effect.Methods[effect] = function(element, options){ element = $(element); Effect[effect.charAt(0).toUpperCase() + effect.substring(1)](element, options); return element; } } ); $w('getInlineOpacity forceRerendering setContentZoom collectTextNodes collectTextNodesIgnoreClass getStyles').each( function(f) { Effect.Methods[f] = Element[f]; } ); Element.addMethods(Effect.Methods); // script.aculo.us builder.js v1.8.1, Thu Jan 03 22:07:12 -0500 2008 // Copyright (c) 2005-2007 Thomas Fuchs (http://script.aculo.us, http://mir.aculo.us) // // script.aculo.us is freely distributable under the terms of an MIT-style license. // For details, see the script.aculo.us web site: http://script.aculo.us/ var Builder = { NODEMAP: { AREA: 'map', CAPTION: 'table', COL: 'table', COLGROUP: 'table', LEGEND: 'fieldset', OPTGROUP: 'select', OPTION: 'select', PARAM: 'object', TBODY: 'table', TD: 'table', TFOOT: 'table', TH: 'table', THEAD: 'table', TR: 'table' }, // note: For Firefox < 1.5, OPTION and OPTGROUP tags are currently broken, // due to a Firefox bug node: function(elementName) { elementName = elementName.toUpperCase(); // try innerHTML approach var parentTag = this.NODEMAP[elementName] || 'div'; var parentElement = document.createElement(parentTag); try { // prevent IE "feature": http://dev.rubyonrails.org/ticket/2707 parentElement.innerHTML = "<" + elementName + ">"; } catch(e) {} var element = parentElement.firstChild || null; // see if browser added wrapping tags if(element && (element.tagName.toUpperCase() != elementName)) element = element.getElementsByTagName(elementName)[0]; // fallback to createElement approach if(!element) element = document.createElement(elementName); // abort if nothing could be created if(!element) return; // attributes (or text) if(arguments[1]) if(this._isStringOrNumber(arguments[1]) || (arguments[1] instanceof Array) || arguments[1].tagName) { this._children(element, arguments[1]); } else { var attrs = this._attributes(arguments[1]); if(attrs.length) { try { // prevent IE "feature": http://dev.rubyonrails.org/ticket/2707 parentElement.innerHTML = "<" +elementName + " " + attrs + ">"; } catch(e) {} element = parentElement.firstChild || null; // workaround firefox 1.0.X bug if(!element) { element = document.createElement(elementName); for(attr in arguments[1]) element[attr == 'class' ? 'className' : attr] = arguments[1][attr]; } if(element.tagName.toUpperCase() != elementName) element = parentElement.getElementsByTagName(elementName)[0]; } } // text, or array of children if(arguments[2]) this._children(element, arguments[2]); return element; }, _text: function(text) { return document.createTextNode(text); }, ATTR_MAP: { 'className': 'class', 'htmlFor': 'for' }, _attributes: function(attributes) { var attrs = []; for(attribute in attributes) attrs.push((attribute in this.ATTR_MAP ? this.ATTR_MAP[attribute] : attribute) + '="' + attributes[attribute].toString().escapeHTML().gsub(/"/,'"') + '"'); return attrs.join(" "); }, _children: function(element, children) { if(children.tagName) { element.appendChild(children); return; } if(typeof children=='object') { // array can hold nodes and text children.flatten().each( function(e) { if(typeof e=='object') element.appendChild(e) else if(Builder._isStringOrNumber(e)) element.appendChild(Builder._text(e)); }); } else if(Builder._isStringOrNumber(children)) element.appendChild(Builder._text(children)); }, _isStringOrNumber: function(param) { return(typeof param=='string' || typeof param=='number'); }, build: function(html) { var element = this.node('div'); $(element).update(html.strip()); return element.down(); }, dump: function(scope) { if(typeof scope != 'object' && typeof scope != 'function') scope = window; //global scope var tags = ("A ABBR ACRONYM ADDRESS APPLET AREA B BASE BASEFONT BDO BIG BLOCKQUOTE BODY " + "BR BUTTON CAPTION CENTER CITE CODE COL COLGROUP DD DEL DFN DIR DIV DL DT EM FIELDSET " + "FONT FORM FRAME FRAMESET H1 H2 H3 H4 H5 H6 HEAD HR HTML I IFRAME IMG INPUT INS ISINDEX "+ "KBD LABEL LEGEND LI LINK MAP MENU META NOFRAMES NOSCRIPT OBJECT OL OPTGROUP OPTION P "+ "PARAM PRE Q S SAMP SCRIPT SELECT SMALL SPAN STRIKE STRONG STYLE SUB SUP TABLE TBODY TD "+ "TEXTAREA TFOOT TH THEAD TITLE TR TT U UL VAR").split(/s+/); tags.each( function(tag){ scope[tag] = function() { return Builder.node.apply(Builder, [tag].concat($A(arguments))); } }); } } // ----------------------------------------------------------------------------------- // // Lightbox v2.04 // by Lokesh Dhakar - http://www.lokeshdhakar.com // Last Modification: 2/9/08 // // For more information, visit: // http://lokeshdhakar.com/projects/lightbox2/ // // Licensed under the Creative Commons Attribution 2.5 License - http://creativecommons.org/licenses/by/2.5/ // - Free for use in both personal and commercial projects // - Attribution requires leaving author name, author link, and the license info intact. // // Thanks: Scott Upton(uptonic.com), Peter-Paul Koch(quirksmode.com), and Thomas Fuchs(mir.aculo.us) for ideas, libs, and snippets. // Artemy Tregubenko (arty.name) for cleanup and help in updating to latest ver of proto-aculous. // // ----------------------------------------------------------------------------------- /* Table of Contents ----------------- Configuration Lightbox Class Declaration - initialize() - updateImageList() - start() - changeImage() - resizeImageContainer() - showImage() - updateDetails() - updateNav() - enableKeyboardNav() - disableKeyboardNav() - keyboardAction() - preloadNeighborImages() - end() Function Calls - document.observe() */ // ----------------------------------------------------------------------------------- // // Configurationl // LightboxOptions = Object.extend({ fileLoadingImage: '/wp-content/uploads/2014/12/loading.gif', fileBottomNavCloseImage: '/wp-content/uploads/2014/12/closelabel.gif', overlayOpacity: 0.8, // controls transparency of shadow overlay animate: true, // toggles resizing animations resizeSpeed: 7, // controls the speed of the image resizing animations (1=slowest and 10=fastest) borderSize: 10, //if you adjust the padding in the CSS, you will need to update this variable // When grouping images this is used to write: Image # of #. // Change it for non-english localization labelImage: "Image", labelOf: "of" }, window.LightboxOptions || {}); // ----------------------------------------------------------------------------------- var Lightbox = Class.create(); Lightbox.prototype = { imageArray: [], activeImage: undefined, // initialize() // Constructor runs on completion of the DOM loading. Calls updateImageList and then // the function inserts html at the bottom of the page which is used to display the shadow // overlay and the image container. // initialize: function() { this.updateImageList(); this.keyboardAction = this.keyboardAction.bindAsEventListener(this); if (LightboxOptions.resizeSpeed > 10) LightboxOptions.resizeSpeed = 10; if (LightboxOptions.resizeSpeed < 1) LightboxOptions.resizeSpeed = 1; this.resizeDuration = LightboxOptions.animate ? ((11 - LightboxOptions.resizeSpeed) * 0.15) : 0; this.overlayDuration = LightboxOptions.animate ? 0.2 : 0; // shadow fade in/out duration // When Lightbox starts it will resize itself from 250 by 250 to the current image dimension. // If animations are turned off, it will be hidden as to prevent a flicker of a // white 250 by 250 box. var size = (LightboxOptions.animate ? 250 : 1) + 'px'; // Code inserts html at the bottom of the page that looks similar to this: // //

//

var objBody = $$('body')[0]; objBody.appendChild(Builder.node('div',{id:'overlay'})); objBody.appendChild(Builder.node('div',{id:'lightbox'}, [ Builder.node('div',{id:'outerImageContainer'}, Builder.node('div',{id:'imageContainer'}, [ Builder.node('img',{id:'lightboxImage'}), Builder.node('div',{id:'hoverNav'}, [ Builder.node('a',{id:'prevLink', href: '#' }), Builder.node('a',{id:'nextLink', href: '#' }) ]), Builder.node('div',{id:'loading'}, Builder.node('a',{id:'loadingLink', href: '#' }, Builder.node('img', {src: LightboxOptions.fileLoadingImage}) ) ) ]) ), Builder.node('div', {id:'imageDataContainer'}, Builder.node('div',{id:'imageData'}, [ Builder.node('div',{id:'imageDetails'}, [ Builder.node('span',{id:'caption'}), Builder.node('span',{id:'numberDisplay'}) ]), Builder.node('div',{id:'bottomNav'}, Builder.node('a',{id:'bottomNavClose', href: '#' }, Builder.node('img', { src: LightboxOptions.fileBottomNavCloseImage }) ) ) ]) ) ])); $('overlay').hide().observe('click', (function() { this.end(); }).bind(this)); $('lightbox').hide().observe('click', (function(event) { if (event.element().id == 'lightbox') this.end(); }).bind(this)); $('outerImageContainer').setStyle({ width: size, height: size }); $('prevLink').observe('click', (function(event) { event.stop(); this.changeImage(this.activeImage - 1); }).bindAsEventListener(this)); $('nextLink').observe('click', (function(event) { event.stop(); this.changeImage(this.activeImage + 1); }).bindAsEventListener(this)); $('loadingLink').observe('click', (function(event) { event.stop(); this.end(); }).bind(this)); $('bottomNavClose').observe('click', (function(event) { event.stop(); this.end(); }).bind(this)); var th = this; (function(){ var ids = 'overlay lightbox outerImageContainer imageContainer lightboxImage hoverNav prevLink nextLink loading loadingLink ' + 'imageDataContainer imageData imageDetails caption numberDisplay bottomNav bottomNavClose'; $w(ids).each(function(id){ th[id] = $(id); }); }).defer(); }, // // updateImageList() // Loops through anchor tags looking for 'lightbox' references and applies onclick // events to appropriate links. You can rerun after dynamically adding images w/ajax. // updateImageList: function() { this.updateImageList = Prototype.emptyFunction; document.observe('click', (function(event){ var target = event.findElement('a[rel^=lightbox]') || event.findElement('area[rel^=lightbox]'); if (target) { event.stop(); this.start(target); } }).bind(this)); }, // // start() // Display overlay and lightbox. If image is part of a set, add siblings to imageArray. // start: function(imageLink) { $$('select', 'object', 'embed').each(function(node){ node.style.visibility = 'hidden' }); // stretch overlay to fill page and fade in var arrayPageSize = this.getPageSize(); $('overlay').setStyle({ width: arrayPageSize[0] + 'px', height: arrayPageSize[1] + 'px' }); new Effect.Appear(this.overlay, { duration: this.overlayDuration, from: 0.0, to: LightboxOptions.overlayOpacity }); this.imageArray = []; var imageNum = 0; if ((imageLink.rel == 'lightbox')){ // if image is NOT part of a set, add single image to imageArray this.imageArray.push([imageLink.href, imageLink.title]); } else { // if image is part of a set.. this.imageArray = $$(imageLink.tagName + '[href][rel="' + imageLink.rel + '"]'). collect(function(anchor){ return [anchor.href, anchor.title]; }). uniq(); while (this.imageArray[imageNum][0] != imageLink.href) { imageNum++; } } // calculate top and left offset for the lightbox var arrayPageScroll = document.viewport.getScrollOffsets(); var lightboxTop = arrayPageScroll[1] + (document.viewport.getHeight() / 10); var lightboxLeft = arrayPageScroll[0]; this.lightbox.setStyle({ top: lightboxTop + 'px', left: lightboxLeft + 'px' }).show(); this.changeImage(imageNum); }, // // changeImage() // Hide most elements and preload image in preparation for resizing image container. // changeImage: function(imageNum) { this.activeImage = imageNum; // update global var // hide elements during transition if (LightboxOptions.animate) this.loading.show(); this.lightboxImage.hide(); this.hoverNav.hide(); this.prevLink.hide(); this.nextLink.hide(); // HACK: Opera9 does not currently support scriptaculous opacity and appear fx this.imageDataContainer.setStyle({opacity: .0001}); this.numberDisplay.hide(); var imgPreloader = new Image(); // once image is preloaded, resize image container imgPreloader.onload = (function(){ this.lightboxImage.src = this.imageArray[this.activeImage][0]; this.resizeImageContainer(imgPreloader.width, imgPreloader.height); }).bind(this); imgPreloader.src = this.imageArray[this.activeImage][0]; }, // // resizeImageContainer() // resizeImageContainer: function(imgWidth, imgHeight) { // get current width and height var widthCurrent = this.outerImageContainer.getWidth(); var heightCurrent = this.outerImageContainer.getHeight(); // get new width and height var widthNew = (imgWidth + LightboxOptions.borderSize * 2); var heightNew = (imgHeight + LightboxOptions.borderSize * 2); // scalars based on change from old to new var xScale = (widthNew / widthCurrent) * 100; var yScale = (heightNew / heightCurrent) * 100; // calculate size difference between new and old image, and resize if necessary var wDiff = widthCurrent - widthNew; var hDiff = heightCurrent - heightNew; if (hDiff != 0) new Effect.Scale(this.outerImageContainer, yScale, {scaleX: false, duration: this.resizeDuration, queue: 'front'}); if (wDiff != 0) new Effect.Scale(this.outerImageContainer, xScale, {scaleY: false, duration: this.resizeDuration, delay: this.resizeDuration}); // if new and old image are same size and no scaling transition is necessary, // do a quick pause to prevent image flicker. var timeout = 0; if ((hDiff == 0) && (wDiff == 0)){ timeout = 100; if (Prototype.Browser.IE) timeout = 250; } (function(){ this.prevLink.setStyle({ height: imgHeight + 'px' }); this.nextLink.setStyle({ height: imgHeight + 'px' }); this.imageDataContainer.setStyle({ width: widthNew + 'px' }); this.showImage(); }).bind(this).delay(timeout / 1000); }, // // showImage() // Display image and begin preloading neighbors. // showImage: function(){ this.loading.hide(); new Effect.Appear(this.lightboxImage, { duration: this.resizeDuration, queue: 'end', afterFinish: (function(){ this.updateDetails(); }).bind(this) }); this.preloadNeighborImages(); }, // // updateDetails() // Display caption, image number, and bottom nav. // updateDetails: function() { // if caption is not null if (this.imageArray[this.activeImage][1] != ""){ this.caption.update(this.imageArray[this.activeImage][1]).show(); } // if image is part of set display 'Image x of x' if (this.imageArray.length > 1){ this.numberDisplay.update( LightboxOptions.labelImage + ' ' + (this.activeImage + 1) + ' ' + LightboxOptions.labelOf + ' ' + this.imageArray.length).show(); } new Effect.Parallel( [ new Effect.SlideDown(this.imageDataContainer, { sync: true, duration: this.resizeDuration, from: 0.0, to: 1.0 }), new Effect.Appear(this.imageDataContainer, { sync: true, duration: this.resizeDuration }) ], { duration: this.resizeDuration, afterFinish: (function() { // update overlay size and update nav var arrayPageSize = this.getPageSize(); this.overlay.setStyle({ height: arrayPageSize[1] + 'px' }); this.updateNav(); }).bind(this) } ); }, // // updateNav() // Display appropriate previous and next hover navigation. // updateNav: function() { this.hoverNav.show(); // if not first image in set, display prev image button if (this.activeImage > 0) this.prevLink.show(); // if not last image in set, display next image button if (this.activeImage < (this.imageArray.length - 1)) this.nextLink.show(); this.enableKeyboardNav(); }, // // enableKeyboardNav() // enableKeyboardNav: function() { document.observe('keydown', this.keyboardAction); }, // // disableKeyboardNav() // disableKeyboardNav: function() { document.stopObserving('keydown', this.keyboardAction); }, // // keyboardAction() // keyboardAction: function(event) { var keycode = event.keyCode; var escapeKey; if (event.DOM_VK_ESCAPE) { // mozilla escapeKey = event.DOM_VK_ESCAPE; } else { // ie escapeKey = 27; } var key = String.fromCharCode(keycode).toLowerCase(); if (key.match(/x|o|c/) || (keycode == escapeKey)){ // close lightbox this.end(); } else if ((key == 'p') || (keycode == 37)){ // display previous image if (this.activeImage != 0){ this.disableKeyboardNav(); this.changeImage(this.activeImage - 1); } } else if ((key == 'n') || (keycode == 39)){ // display next image if (this.activeImage != (this.imageArray.length - 1)){ this.disableKeyboardNav(); this.changeImage(this.activeImage + 1); } } }, // // preloadNeighborImages() // Preload previous and next images. // preloadNeighborImages: function(){ var preloadNextImage, preloadPrevImage; if (this.imageArray.length > this.activeImage + 1){ preloadNextImage = new Image(); preloadNextImage.src = this.imageArray[this.activeImage + 1][0]; } if (this.activeImage > 0){ preloadPrevImage = new Image(); preloadPrevImage.src = this.imageArray[this.activeImage - 1][0]; } }, // // end() // end: function() { this.disableKeyboardNav(); this.lightbox.hide(); new Effect.Fade(this.overlay, { duration: this.overlayDuration }); $$('select', 'object', 'embed').each(function(node){ node.style.visibility = 'visible' }); }, // // getPageSize() // getPageSize: function() { var xScroll, yScroll; if (window.innerHeight && window.scrollMaxY) { xScroll = window.innerWidth + window.scrollMaxX; yScroll = window.innerHeight + window.scrollMaxY; } else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac xScroll = document.body.scrollWidth; yScroll = document.body.scrollHeight; } else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari xScroll = document.body.offsetWidth; yScroll = document.body.offsetHeight; } var windowWidth, windowHeight; if (self.innerHeight) { // all except Explorer if(document.documentElement.clientWidth){ windowWidth = document.documentElement.clientWidth; } else { windowWidth = self.innerWidth; } windowHeight = self.innerHeight; } else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode windowWidth = document.documentElement.clientWidth; windowHeight = document.documentElement.clientHeight; } else if (document.body) { // other Explorers windowWidth = document.body.clientWidth; windowHeight = document.body.clientHeight; } // for small pages with total height less then height of the viewport if(yScroll < windowHeight){ pageHeight = windowHeight; } else { pageHeight = yScroll; } // for small pages with total width less then width of the viewport if(xScroll < windowWidth){ pageWidth = xScroll; } else { pageWidth = windowWidth; } return [pageWidth,pageHeight]; } } document.observe('dom:loaded', function () { new Lightbox(); });