+++ /dev/null
-/* Prototype JavaScript framework, version 1.6.1
- * (c) 2005-2009 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: '1.6.1',
-
- Browser: (function(){
- var ua = navigator.userAgent;
- var isOpera = Object.prototype.toString.call(window.opera) == '[object Opera]';
- return {
- IE: !!window.attachEvent && !isOpera,
- Opera: isOpera,
- WebKit: ua.indexOf('AppleWebKit/') > -1,
- Gecko: ua.indexOf('Gecko') > -1 && ua.indexOf('KHTML') === -1,
- MobileSafari: /Apple.*Mobile.*Safari/.test(ua)
- }
- })(),
-
- BrowserFeatures: {
- XPath: !!document.evaluate,
- SelectorsAPI: !!document.querySelector,
- ElementExtensions: (function() {
- var constructor = window.Element || window.HTMLElement;
- return !!(constructor && constructor.prototype);
- })(),
- SpecificElementExtensions: (function() {
- if (typeof window.HTMLDivElement !== 'undefined')
- return true;
-
- var div = document.createElement('div');
- var form = document.createElement('form');
- var isSupported = false;
-
- if (div['__proto__'] && (div['__proto__'] !== form['__proto__'])) {
- isSupported = true;
- }
-
- div = form = null;
-
- return isSupported;
- })()
- },
-
- ScriptFragment: '<script[^>]*>([\\S\\s]*?)<\/script>',
- JSONFilter: /^\/\*-secure-([\s\S]*)\*\/\s*$/,
-
- emptyFunction: function() { },
- K: function(x) { return x }
-};
-
-if (Prototype.Browser.MobileSafari)
- Prototype.BrowserFeatures.SpecificElementExtensions = false;
-
-
-var Abstract = { };
-
-
-var Try = {
- these: function() {
- var returnValue;
-
- for (var i = 0, length = arguments.length; i < length; i++) {
- var lambda = arguments[i];
- try {
- returnValue = lambda();
- break;
- } catch (e) { }
- }
-
- return returnValue;
- }
-};
-
-/* Based on Alex Arnell's inheritance implementation. */
-
-var Class = (function() {
- function subclass() {};
- function create() {
- var parent = null, properties = $A(arguments);
- if (Object.isFunction(properties[0]))
- parent = properties.shift();
-
- function klass() {
- this.initialize.apply(this, arguments);
- }
-
- Object.extend(klass, Class.Methods);
- klass.superclass = parent;
- klass.subclasses = [];
-
- if (parent) {
- subclass.prototype = parent.prototype;
- klass.prototype = new subclass;
- parent.subclasses.push(klass);
- }
-
- for (var i = 0; i < properties.length; i++)
- klass.addMethods(properties[i]);
-
- if (!klass.prototype.initialize)
- klass.prototype.initialize = Prototype.emptyFunction;
-
- klass.prototype.constructor = klass;
- return klass;
- }
-
- function addMethods(source) {
- var ancestor = this.superclass && this.superclass.prototype;
- var properties = Object.keys(source);
-
- if (!Object.keys({ toString: true }).length) {
- if (source.toString != Object.prototype.toString)
- properties.push("toString");
- if (source.valueOf != Object.prototype.valueOf)
- properties.push("valueOf");
- }
-
- for (var i = 0, length = properties.length; i < length; i++) {
- var property = properties[i], value = source[property];
- if (ancestor && Object.isFunction(value) &&
- value.argumentNames().first() == "$super") {
- var method = value;
- value = (function(m) {
- return function() { return ancestor[m].apply(this, arguments); };
- })(property).wrap(method);
-
- value.valueOf = method.valueOf.bind(method);
- value.toString = method.toString.bind(method);
- }
- this.prototype[property] = value;
- }
-
- return this;
- }
-
- return {
- create: create,
- Methods: {
- addMethods: addMethods
- }
- };
-})();
-(function() {
-
- var _toString = Object.prototype.toString;
-
- function extend(destination, source) {
- for (var property in source)
- destination[property] = source[property];
- return destination;
- }
-
- function inspect(object) {
- try {
- if (isUndefined(object)) return 'undefined';
- if (object === null) return 'null';
- return object.inspect ? object.inspect() : String(object);
- } catch (e) {
- if (e instanceof RangeError) return '...';
- throw e;
- }
- }
-
- function toJSON(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 (isElement(object)) return;
-
- var results = [];
- for (var property in object) {
- var value = toJSON(object[property]);
- if (!isUndefined(value))
- results.push(property.toJSON() + ': ' + value);
- }
-
- return '{' + results.join(', ') + '}';
- }
-
- function toQueryString(object) {
- return $H(object).toQueryString();
- }
-
- function toHTML(object) {
- return object && object.toHTML ? object.toHTML() : String.interpret(object);
- }
-
- function keys(object) {
- var results = [];
- for (var property in object)
- results.push(property);
- return results;
- }
-
- function values(object) {
- var results = [];
- for (var property in object)
- results.push(object[property]);
- return results;
- }
-
- function clone(object) {
- return extend({ }, object);
- }
-
- function isElement(object) {
- return !!(object && object.nodeType == 1);
- }
-
- function isArray(object) {
- return _toString.call(object) == "[object Array]";
- }
-
-
- function isHash(object) {
- return object instanceof Hash;
- }
-
- function isFunction(object) {
- return typeof object === "function";
- }
-
- function isString(object) {
- return _toString.call(object) == "[object String]";
- }
-
- function isNumber(object) {
- return _toString.call(object) == "[object Number]";
- }
-
- function isUndefined(object) {
- return typeof object === "undefined";
- }
-
- extend(Object, {
- extend: extend,
- inspect: inspect,
- toJSON: toJSON,
- toQueryString: toQueryString,
- toHTML: toHTML,
- keys: keys,
- values: values,
- clone: clone,
- isElement: isElement,
- isArray: isArray,
- isHash: isHash,
- isFunction: isFunction,
- isString: isString,
- isNumber: isNumber,
- isUndefined: isUndefined
- });
-})();
-Object.extend(Function.prototype, (function() {
- var slice = Array.prototype.slice;
-
- function update(array, args) {
- var arrayLength = array.length, length = args.length;
- while (length--) array[arrayLength + length] = args[length];
- return array;
- }
-
- function merge(array, args) {
- array = slice.call(array, 0);
- return update(array, args);
- }
-
- function argumentNames() {
- var names = this.toString().match(/^[\s\(]*function[^(]*\(([^)]*)\)/)[1]
- .replace(/\/\/.*?[\r\n]|\/\*(?:.|[\r\n])*?\*\//g, '')
- .replace(/\s+/g, '').split(',');
- return names.length == 1 && !names[0] ? [] : names;
- }
-
- function bind(context) {
- if (arguments.length < 2 && Object.isUndefined(arguments[0])) return this;
- var __method = this, args = slice.call(arguments, 1);
- return function() {
- var a = merge(args, arguments);
- return __method.apply(context, a);
- }
- }
-
- function bindAsEventListener(context) {
- var __method = this, args = slice.call(arguments, 1);
- return function(event) {
- var a = update([event || window.event], args);
- return __method.apply(context, a);
- }
- }
-
- function curry() {
- if (!arguments.length) return this;
- var __method = this, args = slice.call(arguments, 0);
- return function() {
- var a = merge(args, arguments);
- return __method.apply(this, a);
- }
- }
-
- function delay(timeout) {
- var __method = this, args = slice.call(arguments, 1);
- timeout = timeout * 1000
- return window.setTimeout(function() {
- return __method.apply(__method, args);
- }, timeout);
- }
-
- function defer() {
- var args = update([0.01], arguments);
- return this.delay.apply(this, args);
- }
-
- function wrap(wrapper) {
- var __method = this;
- return function() {
- var a = update([__method.bind(this)], arguments);
- return wrapper.apply(this, a);
- }
- }
-
- function methodize() {
- if (this._methodized) return this._methodized;
- var __method = this;
- return this._methodized = function() {
- var a = update([this], arguments);
- return __method.apply(null, a);
- };
- }
-
- return {
- argumentNames: argumentNames,
- bind: bind,
- bindAsEventListener: bindAsEventListener,
- curry: curry,
- delay: delay,
- defer: defer,
- wrap: wrap,
- methodize: methodize
- }
-})());
-
-
-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"';
-};
-
-
-RegExp.prototype.match = RegExp.prototype.test;
-
-RegExp.escape = function(str) {
- return String(str).replace(/([.*+?^=!:${}()|[\]\/\\])/g, '\\$1');
-};
-var PeriodicalExecuter = Class.create({
- initialize: function(callback, frequency) {
- this.callback = callback;
- this.frequency = frequency;
- this.currentlyExecuting = false;
-
- this.registerCallback();
- },
-
- registerCallback: function() {
- this.timer = setInterval(this.onTimerEvent.bind(this), this.frequency * 1000);
- },
-
- execute: function() {
- this.callback(this);
- },
-
- stop: function() {
- if (!this.timer) return;
- clearInterval(this.timer);
- this.timer = null;
- },
-
- onTimerEvent: function() {
- if (!this.currentlyExecuting) {
- try {
- this.currentlyExecuting = true;
- this.execute();
- this.currentlyExecuting = false;
- } catch(e) {
- this.currentlyExecuting = false;
- throw e;
- }
- }
- }
-});
-Object.extend(String, {
- interpret: function(value) {
- return value == null ? '' : String(value);
- },
- specialChar: {
- '\b': '\\b',
- '\t': '\\t',
- '\n': '\\n',
- '\f': '\\f',
- '\r': '\\r',
- '\\': '\\\\'
- }
-});
-
-Object.extend(String.prototype, (function() {
-
- function prepareReplacement(replacement) {
- if (Object.isFunction(replacement)) return replacement;
- var template = new Template(replacement);
- return function(match) { return template.evaluate(match) };
- }
-
- function gsub(pattern, replacement) {
- var result = '', source = this, match;
- replacement = prepareReplacement(replacement);
-
- if (Object.isString(pattern))
- pattern = RegExp.escape(pattern);
-
- if (!(pattern.length || pattern.source)) {
- replacement = replacement('');
- return replacement + source.split('').join(replacement) + 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;
- }
-
- function sub(pattern, replacement, count) {
- replacement = prepareReplacement(replacement);
- count = Object.isUndefined(count) ? 1 : count;
-
- return this.gsub(pattern, function(match) {
- if (--count < 0) return match[0];
- return replacement(match);
- });
- }
-
- function scan(pattern, iterator) {
- this.gsub(pattern, iterator);
- return String(this);
- }
-
- function truncate(length, truncation) {
- length = length || 30;
- truncation = Object.isUndefined(truncation) ? '...' : truncation;
- return this.length > length ?
- this.slice(0, length - truncation.length) + truncation : String(this);
- }
-
- function strip() {
- return this.replace(/^\s+/, '').replace(/\s+$/, '');
- }
-
- function stripTags() {
- return this.replace(/<\w+(\s+("[^"]*"|'[^']*'|[^>])+)?>|<\/\w+>/gi, '');
- }
-
- function stripScripts() {
- return this.replace(new RegExp(Prototype.ScriptFragment, 'img'), '');
- }
-
- function extractScripts() {
- var matchAll = new RegExp(Prototype.ScriptFragment, 'img');
- var matchOne = new RegExp(Prototype.ScriptFragment, 'im');
- return (this.match(matchAll) || []).map(function(scriptTag) {
- return (scriptTag.match(matchOne) || ['', ''])[1];
- });
- }
-
- function evalScripts() {
- return this.extractScripts().map(function(script) { return eval(script) });
- }
-
- function escapeHTML() {
- return this.replace(/&/g,'&').replace(/</g,'<').replace(/>/g,'>');
- }
-
- function unescapeHTML() {
- return this.stripTags().replace(/</g,'<').replace(/>/g,'>').replace(/&/g,'&');
- }
-
-
- function toQueryParams(separator) {
- var match = this.strip().match(/([^?#]*)(#.*)?$/);
- if (!match) return { };
-
- return match[1].split(separator || '&').inject({ }, function(hash, pair) {
- if ((pair = pair.split('='))[0]) {
- var key = decodeURIComponent(pair.shift());
- 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;
- });
- }
-
- function toArray() {
- return this.split('');
- }
-
- function succ() {
- return this.slice(0, this.length - 1) +
- String.fromCharCode(this.charCodeAt(this.length - 1) + 1);
- }
-
- function times(count) {
- return count < 1 ? '' : new Array(count + 1).join(this);
- }
-
- function camelize() {
- 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;
- }
-
- function capitalize() {
- return this.charAt(0).toUpperCase() + this.substring(1).toLowerCase();
- }
-
- function underscore() {
- return this.replace(/::/g, '/')
- .replace(/([A-Z]+)([A-Z][a-z])/g, '$1_$2')
- .replace(/([a-z\d])([A-Z])/g, '$1_$2')
- .replace(/-/g, '_')
- .toLowerCase();
- }
-
- function dasherize() {
- return this.replace(/_/g, '-');
- }
-
- function inspect(useDoubleQuotes) {
- var escapedString = this.replace(/[\x00-\x1f\\]/g, function(character) {
- if (character in String.specialChar) {
- return String.specialChar[character];
- }
- return '\\u00' + character.charCodeAt().toPaddedString(2, 16);
- });
- if (useDoubleQuotes) return '"' + escapedString.replace(/"/g, '\\"') + '"';
- return "'" + escapedString.replace(/'/g, '\\\'') + "'";
- }
-
- function toJSON() {
- return this.inspect(true);
- }
-
- function unfilterJSON(filter) {
- return this.replace(filter || Prototype.JSONFilter, '$1');
- }
-
- function isJSON() {
- var str = this;
- if (str.blank()) return false;
- str = this.replace(/\\./g, '@').replace(/"[^"\\\n\r]*"/g, '');
- return (/^[,:{}\[\]0-9.\-+Eaeflnr-u \n\r\t]*$/).test(str);
- }
-
- function evalJSON(sanitize) {
- var json = this.unfilterJSON();
- try {
- if (!sanitize || json.isJSON()) return eval('(' + json + ')');
- } catch (e) { }
- throw new SyntaxError('Badly formed JSON string: ' + this.inspect());
- }
-
- function include(pattern) {
- return this.indexOf(pattern) > -1;
- }
-
- function startsWith(pattern) {
- return this.indexOf(pattern) === 0;
- }
-
- function endsWith(pattern) {
- var d = this.length - pattern.length;
- return d >= 0 && this.lastIndexOf(pattern) === d;
- }
-
- function empty() {
- return this == '';
- }
-
- function blank() {
- return /^\s*$/.test(this);
- }
-
- function interpolate(object, pattern) {
- return new Template(this, pattern).evaluate(object);
- }
-
- return {
- gsub: gsub,
- sub: sub,
- scan: scan,
- truncate: truncate,
- strip: String.prototype.trim ? String.prototype.trim : strip,
- stripTags: stripTags,
- stripScripts: stripScripts,
- extractScripts: extractScripts,
- evalScripts: evalScripts,
- escapeHTML: escapeHTML,
- unescapeHTML: unescapeHTML,
- toQueryParams: toQueryParams,
- parseQuery: toQueryParams,
- toArray: toArray,
- succ: succ,
- times: times,
- camelize: camelize,
- capitalize: capitalize,
- underscore: underscore,
- dasherize: dasherize,
- inspect: inspect,
- toJSON: toJSON,
- unfilterJSON: unfilterJSON,
- isJSON: isJSON,
- evalJSON: evalJSON,
- include: include,
- startsWith: startsWith,
- endsWith: endsWith,
- empty: empty,
- blank: blank,
- interpolate: interpolate
- };
-})());
-
-var Template = Class.create({
- initialize: function(template, pattern) {
- this.template = template.toString();
- this.pattern = pattern || Template.Pattern;
- },
-
- evaluate: function(object) {
- if (object && Object.isFunction(object.toTemplateReplacements))
- object = object.toTemplateReplacements();
-
- return this.template.gsub(this.pattern, function(match) {
- if (object == null) return (match[1] + '');
-
- var before = match[1] || '';
- if (before == '\\') return match[2];
-
- var ctx = object, expr = match[3];
- var pattern = /^([^.[]+|\[((?:.*?[^\\])?)\])(\.|\[|$)/;
- match = pattern.exec(expr);
- if (match == null) return before;
-
- while (match != null) {
- var comp = match[1].startsWith('[') ? match[2].replace(/\\\\]/g, ']') : match[1];
- ctx = ctx[comp];
- if (null == ctx || '' == match[3]) break;
- expr = expr.substring('[' == match[3] ? match[1].length : match[0].length);
- match = pattern.exec(expr);
- }
-
- return before + String.interpret(ctx);
- });
- }
-});
-Template.Pattern = /(^|.|\r|\n)(#\{(.*?)\})/;
-
-var $break = { };
-
-var Enumerable = (function() {
- function each(iterator, context) {
- var index = 0;
- try {
- this._each(function(value) {
- iterator.call(context, value, index++);
- });
- } catch (e) {
- if (e != $break) throw e;
- }
- return this;
- }
-
- function eachSlice(number, iterator, context) {
- var index = -number, slices = [], array = this.toArray();
- if (number < 1) return array;
- while ((index += number) < array.length)
- slices.push(array.slice(index, index+number));
- return slices.collect(iterator, context);
- }
-
- function all(iterator, context) {
- iterator = iterator || Prototype.K;
- var result = true;
- this.each(function(value, index) {
- result = result && !!iterator.call(context, value, index);
- if (!result) throw $break;
- });
- return result;
- }
-
- function any(iterator, context) {
- iterator = iterator || Prototype.K;
- var result = false;
- this.each(function(value, index) {
- if (result = !!iterator.call(context, value, index))
- throw $break;
- });
- return result;
- }
-
- function collect(iterator, context) {
- iterator = iterator || Prototype.K;
- var results = [];
- this.each(function(value, index) {
- results.push(iterator.call(context, value, index));
- });
- return results;
- }
-
- function detect(iterator, context) {
- var result;
- this.each(function(value, index) {
- if (iterator.call(context, value, index)) {
- result = value;
- throw $break;
- }
- });
- return result;
- }
-
- function findAll(iterator, context) {
- var results = [];
- this.each(function(value, index) {
- if (iterator.call(context, value, index))
- results.push(value);
- });
- return results;
- }
-
- function grep(filter, iterator, context) {
- iterator = iterator || Prototype.K;
- var results = [];
-
- if (Object.isString(filter))
- filter = new RegExp(RegExp.escape(filter));
-
- this.each(function(value, index) {
- if (filter.match(value))
- results.push(iterator.call(context, value, index));
- });
- return results;
- }
-
- function include(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;
- }
-
- function inGroupsOf(number, fillWith) {
- fillWith = Object.isUndefined(fillWith) ? null : fillWith;
- return this.eachSlice(number, function(slice) {
- while(slice.length < number) slice.push(fillWith);
- return slice;
- });
- }
-
- function inject(memo, iterator, context) {
- this.each(function(value, index) {
- memo = iterator.call(context, memo, value, index);
- });
- return memo;
- }
-
- function invoke(method) {
- var args = $A(arguments).slice(1);
- return this.map(function(value) {
- return value[method].apply(value, args);
- });
- }
-
- function max(iterator, context) {
- iterator = iterator || Prototype.K;
- var result;
- this.each(function(value, index) {
- value = iterator.call(context, value, index);
- if (result == null || value >= result)
- result = value;
- });
- return result;
- }
-
- function min(iterator, context) {
- iterator = iterator || Prototype.K;
- var result;
- this.each(function(value, index) {
- value = iterator.call(context, value, index);
- if (result == null || value < result)
- result = value;
- });
- return result;
- }
-
- function partition(iterator, context) {
- iterator = iterator || Prototype.K;
- var trues = [], falses = [];
- this.each(function(value, index) {
- (iterator.call(context, value, index) ?
- trues : falses).push(value);
- });
- return [trues, falses];
- }
-
- function pluck(property) {
- var results = [];
- this.each(function(value) {
- results.push(value[property]);
- });
- return results;
- }
-
- function reject(iterator, context) {
- var results = [];
- this.each(function(value, index) {
- if (!iterator.call(context, value, index))
- results.push(value);
- });
- return results;
- }
-
- function sortBy(iterator, context) {
- return this.map(function(value, index) {
- return {
- value: value,
- criteria: iterator.call(context, value, index)
- };
- }).sort(function(left, right) {
- var a = left.criteria, b = right.criteria;
- return a < b ? -1 : a > b ? 1 : 0;
- }).pluck('value');
- }
-
- function toArray() {
- return this.map();
- }
-
- function zip() {
- var iterator = Prototype.K, args = $A(arguments);
- if (Object.isFunction(args.last()))
- iterator = args.pop();
-
- var collections = [this].concat(args).map($A);
- return this.map(function(value, index) {
- return iterator(collections.pluck(index));
- });
- }
-
- function size() {
- return this.toArray().length;
- }
-
- function inspect() {
- return '#<Enumerable:' + this.toArray().inspect() + '>';
- }
-
-
-
-
-
-
-
-
-
- return {
- each: each,
- eachSlice: eachSlice,
- all: all,
- every: all,
- any: any,
- some: any,
- collect: collect,
- map: collect,
- detect: detect,
- findAll: findAll,
- select: findAll,
- filter: findAll,
- grep: grep,
- include: include,
- member: include,
- inGroupsOf: inGroupsOf,
- inject: inject,
- invoke: invoke,
- max: max,
- min: min,
- partition: partition,
- pluck: pluck,
- reject: reject,
- sortBy: sortBy,
- toArray: toArray,
- entries: toArray,
- zip: zip,
- size: size,
- inspect: inspect,
- find: detect
- };
-})();
-function $A(iterable) {
- if (!iterable) return [];
- if ('toArray' in Object(iterable)) return iterable.toArray();
- var length = iterable.length || 0, results = new Array(length);
- while (length--) results[length] = iterable[length];
- return results;
-}
-
-function $w(string) {
- if (!Object.isString(string)) return [];
- string = string.strip();
- return string ? string.split(/\s+/) : [];
-}
-
-Array.from = $A;
-
-
-(function() {
- var arrayProto = Array.prototype,
- slice = arrayProto.slice,
- _each = arrayProto.forEach; // use native browser JS 1.6 implementation if available
-
- function each(iterator) {
- for (var i = 0, length = this.length; i < length; i++)
- iterator(this[i]);
- }
- if (!_each) _each = each;
-
- function clear() {
- this.length = 0;
- return this;
- }
-
- function first() {
- return this[0];
- }
-
- function last() {
- return this[this.length - 1];
- }
-
- function compact() {
- return this.select(function(value) {
- return value != null;
- });
- }
-
- function flatten() {
- return this.inject([], function(array, value) {
- if (Object.isArray(value))
- return array.concat(value.flatten());
- array.push(value);
- return array;
- });
- }
-
- function without() {
- var values = slice.call(arguments, 0);
- return this.select(function(value) {
- return !values.include(value);
- });
- }
-
- function reverse(inline) {
- return (inline !== false ? this : this.toArray())._reverse();
- }
-
- function uniq(sorted) {
- return this.inject([], function(array, value, index) {
- if (0 == index || (sorted ? array.last() != value : !array.include(value)))
- array.push(value);
- return array;
- });
- }
-
- function intersect(array) {
- return this.uniq().findAll(function(item) {
- return array.detect(function(value) { return item === value });
- });
- }
-
-
- function clone() {
- return slice.call(this, 0);
- }
-
- function size() {
- return this.length;
- }
-
- function inspect() {
- return '[' + this.map(Object.inspect).join(', ') + ']';
- }
-
- function toJSON() {
- var results = [];
- this.each(function(object) {
- var value = Object.toJSON(object);
- if (!Object.isUndefined(value)) results.push(value);
- });
- return '[' + results.join(', ') + ']';
- }
-
- function indexOf(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;
- }
-
- function lastIndexOf(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;
- }
-
- function concat() {
- var array = slice.call(this, 0), item;
- for (var i = 0, length = arguments.length; i < length; i++) {
- item = arguments[i];
- if (Object.isArray(item) && !('callee' in item)) {
- for (var j = 0, arrayLength = item.length; j < arrayLength; j++)
- array.push(item[j]);
- } else {
- array.push(item);
- }
- }
- return array;
- }
-
- Object.extend(arrayProto, Enumerable);
-
- if (!arrayProto._reverse)
- arrayProto._reverse = arrayProto.reverse;
-
- Object.extend(arrayProto, {
- _each: _each,
- clear: clear,
- first: first,
- last: last,
- compact: compact,
- flatten: flatten,
- without: without,
- reverse: reverse,
- uniq: uniq,
- intersect: intersect,
- clone: clone,
- toArray: clone,
- size: size,
- inspect: inspect,
- toJSON: toJSON
- });
-
- var CONCAT_ARGUMENTS_BUGGY = (function() {
- return [].concat(arguments)[0][0] !== 1;
- })(1,2)
-
- if (CONCAT_ARGUMENTS_BUGGY) arrayProto.concat = concat;
-
- if (!arrayProto.indexOf) arrayProto.indexOf = indexOf;
- if (!arrayProto.lastIndexOf) arrayProto.lastIndexOf = lastIndexOf;
-})();
-function $H(object) {
- return new Hash(object);
-};
-
-var Hash = Class.create(Enumerable, (function() {
- function initialize(object) {
- this._object = Object.isHash(object) ? object.toObject() : Object.clone(object);
- }
-
- function _each(iterator) {
- for (var key in this._object) {
- var value = this._object[key], pair = [key, value];
- pair.key = key;
- pair.value = value;
- iterator(pair);
- }
- }
-
- function set(key, value) {
- return this._object[key] = value;
- }
-
- function get(key) {
- if (this._object[key] !== Object.prototype[key])
- return this._object[key];
- }
-
- function unset(key) {
- var value = this._object[key];
- delete this._object[key];
- return value;
- }
-
- function toObject() {
- return Object.clone(this._object);
- }
-
- function keys() {
- return this.pluck('key');
- }
-
- function values() {
- return this.pluck('value');
- }
-
- function index(value) {
- var match = this.detect(function(pair) {
- return pair.value === value;
- });
- return match && match.key;
- }
-
- function merge(object) {
- return this.clone().update(object);
- }
-
- function update(object) {
- return new Hash(object).inject(this, function(result, pair) {
- result.set(pair.key, pair.value);
- return result;
- });
- }
-
- function toQueryPair(key, value) {
- if (Object.isUndefined(value)) return key;
- return key + '=' + encodeURIComponent(String.interpret(value));
- }
-
- function toQueryString() {
- return this.inject([], function(results, pair) {
- var key = encodeURIComponent(pair.key), values = pair.value;
-
- if (values && typeof values == 'object') {
- if (Object.isArray(values))
- return results.concat(values.map(toQueryPair.curry(key)));
- } else results.push(toQueryPair(key, values));
- return results;
- }).join('&');
- }
-
- function inspect() {
- return '#<Hash:{' + this.map(function(pair) {
- return pair.map(Object.inspect).join(': ');
- }).join(', ') + '}>';
- }
-
- function toJSON() {
- return Object.toJSON(this.toObject());
- }
-
- function clone() {
- return new Hash(this);
- }
-
- return {
- initialize: initialize,
- _each: _each,
- set: set,
- get: get,
- unset: unset,
- toObject: toObject,
- toTemplateReplacements: toObject,
- keys: keys,
- values: values,
- index: index,
- merge: merge,
- update: update,
- toQueryString: toQueryString,
- inspect: inspect,
- toJSON: toJSON,
- clone: clone
- };
-})());
-
-Hash.from = $H;
-Object.extend(Number.prototype, (function() {
- function toColorPart() {
- return this.toPaddedString(2, 16);
- }
-
- function succ() {
- return this + 1;
- }
-
- function times(iterator, context) {
- $R(0, this, true).each(iterator, context);
- return this;
- }
-
- function toPaddedString(length, radix) {
- var string = this.toString(radix || 10);
- return '0'.times(length - string.length) + string;
- }
-
- function toJSON() {
- return isFinite(this) ? this.toString() : 'null';
- }
-
- function abs() {
- return Math.abs(this);
- }
-
- function round() {
- return Math.round(this);
- }
-
- function ceil() {
- return Math.ceil(this);
- }
-
- function floor() {
- return Math.floor(this);
- }
-
- return {
- toColorPart: toColorPart,
- succ: succ,
- times: times,
- toPaddedString: toPaddedString,
- toJSON: toJSON,
- abs: abs,
- round: round,
- ceil: ceil,
- floor: floor
- };
-})());
-
-function $R(start, end, exclusive) {
- return new ObjectRange(start, end, exclusive);
-}
-
-var ObjectRange = Class.create(Enumerable, (function() {
- function initialize(start, end, exclusive) {
- this.start = start;
- this.end = end;
- this.exclusive = exclusive;
- }
-
- function _each(iterator) {
- var value = this.start;
- while (this.include(value)) {
- iterator(value);
- value = value.succ();
- }
- }
-
- function include(value) {
- if (value < this.start)
- return false;
- if (this.exclusive)
- return value < this.end;
- return value <= this.end;
- }
-
- return {
- initialize: initialize,
- _each: _each,
- include: include
- };
-})());
-
-
-
-var Ajax = {
- getTransport: function() {
- return Try.these(
- function() {return new XMLHttpRequest()},
- function() {return new ActiveXObject('Msxml2.XMLHTTP')},
- function() {return new ActiveXObject('Microsoft.XMLHTTP')}
- ) || false;
- },
-
- activeRequestCount: 0
-};
-
-Ajax.Responders = {
- responders: [],
-
- _each: function(iterator) {
- this.responders._each(iterator);
- },
-
- register: function(responder) {
- if (!this.include(responder))
- this.responders.push(responder);
- },
-
- unregister: function(responder) {
- this.responders = this.responders.without(responder);
- },
-
- dispatch: function(callback, request, transport, json) {
- this.each(function(responder) {
- if (Object.isFunction(responder[callback])) {
- try {
- responder[callback].apply(responder, [request, transport, json]);
- } catch (e) { }
- }
- });
- }
-};
-
-Object.extend(Ajax.Responders, Enumerable);
-
-Ajax.Responders.register({
- onCreate: function() { Ajax.activeRequestCount++ },
- onComplete: function() { Ajax.activeRequestCount-- }
-});
-Ajax.Base = Class.create({
- initialize: function(options) {
- this.options = {
- method: 'post',
- asynchronous: true,
- contentType: 'application/x-www-form-urlencoded',
- encoding: 'UTF-8',
- parameters: '',
- evalJSON: true,
- evalJS: true
- };
- Object.extend(this.options, options || { });
-
- this.options.method = this.options.method.toLowerCase();
-
- if (Object.isString(this.options.parameters))
- this.options.parameters = this.options.parameters.toQueryParams();
- else if (Object.isHash(this.options.parameters))
- this.options.parameters = this.options.parameters.toObject();
- }
-});
-Ajax.Request = Class.create(Ajax.Base, {
- _complete: false,
-
- initialize: function($super, url, options) {
- $super(options);
- this.transport = Ajax.getTransport();
- this.request(url);
- },
-
- request: function(url) {
- this.url = url;
- this.method = this.options.method;
- var params = Object.clone(this.options.parameters);
-
- if (!['get', 'post'].include(this.method)) {
- params['_method'] = this.method;
- this.method = 'post';
- }
-
- this.parameters = params;
-
- if (params = Object.toQueryString(params)) {
- if (this.method == 'get')
- this.url += (this.url.include('?') ? '&' : '?') + params;
- else if (/Konqueror|Safari|KHTML/.test(navigator.userAgent))
- params += '&_=';
- }
-
- try {
- var response = new Ajax.Response(this);
- if (this.options.onCreate) this.options.onCreate(response);
- Ajax.Responders.dispatch('onCreate', this, response);
-
- this.transport.open(this.method.toUpperCase(), this.url,
- this.options.asynchronous);
-
- if (this.options.asynchronous) this.respondToReadyState.bind(this).defer(1);
-
- this.transport.onreadystatechange = this.onStateChange.bind(this);
- this.setRequestHeaders();
-
- this.body = this.method == 'post' ? (this.options.postBody || params) : null;
- this.transport.send(this.body);
-
- /* Force Firefox to handle ready state 4 for synchronous requests */
- if (!this.options.asynchronous && this.transport.overrideMimeType)
- this.onStateChange();
-
- }
- catch (e) {
- this.dispatchException(e);
- }
- },
-
- onStateChange: function() {
- var readyState = this.transport.readyState;
- if (readyState > 1 && !((readyState == 4) && this._complete))
- this.respondToReadyState(this.transport.readyState);
- },
-
- setRequestHeaders: function() {
- var headers = {
- 'X-Requested-With': 'XMLHttpRequest',
- 'X-Prototype-Version': Prototype.Version,
- 'Accept': 'text/javascript, text/html, application/xml, text/xml, */*'
- };
-
- if (this.method == 'post') {
- headers['Content-type'] = this.options.contentType +
- (this.options.encoding ? '; charset=' + this.options.encoding : '');
-
- /* Force "Connection: close" for older Mozilla browsers to work
- * around a bug where XMLHttpRequest sends an incorrect
- * Content-length header. See Mozilla Bugzilla #246651.
- */
- if (this.transport.overrideMimeType &&
- (navigator.userAgent.match(/Gecko\/(\d{4})/) || [0,2005])[1] < 2005)
- headers['Connection'] = 'close';
- }
-
- if (typeof this.options.requestHeaders == 'object') {
- var extras = this.options.requestHeaders;
-
- if (Object.isFunction(extras.push))
- for (var i = 0, length = extras.length; i < length; i += 2)
- headers[extras[i]] = extras[i+1];
- else
- $H(extras).each(function(pair) { headers[pair.key] = pair.value });
- }
-
- for (var name in headers)
- this.transport.setRequestHeader(name, headers[name]);
- },
-
- success: function() {
- var status = this.getStatus();
- return !status || (status >= 200 && status < 300);
- },
-
- getStatus: function() {
- try {
- return this.transport.status || 0;
- } catch (e) { return 0 }
- },
-
- respondToReadyState: function(readyState) {
- var state = Ajax.Request.Events[readyState], response = new Ajax.Response(this);
-
- if (state == 'Complete') {
- try {
- this._complete = true;
- (this.options['on' + response.status]
- || this.options['on' + (this.success() ? 'Success' : 'Failure')]
- || Prototype.emptyFunction)(response, response.headerJSON);
- } catch (e) {
- this.dispatchException(e);
- }
-
- var contentType = response.getHeader('Content-type');
- if (this.options.evalJS == 'force'
- || (this.options.evalJS && this.isSameOrigin() && contentType
- && contentType.match(/^\s*(text|application)\/(x-)?(java|ecma)script(;.*)?\s*$/i)))
- this.evalResponse();
- }
-
- try {
- (this.options['on' + state] || Prototype.emptyFunction)(response, response.headerJSON);
- Ajax.Responders.dispatch('on' + state, this, response, response.headerJSON);
- } catch (e) {
- this.dispatchException(e);
- }
-
- if (state == 'Complete') {
- this.transport.onreadystatechange = Prototype.emptyFunction;
- }
- },
-
- isSameOrigin: function() {
- var m = this.url.match(/^\s*https?:\/\/[^\/]*/);
- return !m || (m[0] == '#{protocol}//#{domain}#{port}'.interpolate({
- protocol: location.protocol,
- domain: document.domain,
- port: location.port ? ':' + location.port : ''
- }));
- },
-
- getHeader: function(name) {
- try {
- return this.transport.getResponseHeader(name) || null;
- } catch (e) { return null; }
- },
-
- evalResponse: function() {
- try {
- return eval((this.transport.responseText || '').unfilterJSON());
- } catch (e) {
- this.dispatchException(e);
- }
- },
-
- dispatchException: function(exception) {
- (this.options.onException || Prototype.emptyFunction)(this, exception);
- Ajax.Responders.dispatch('onException', this, exception);
- }
-});
-
-Ajax.Request.Events =
- ['Uninitialized', 'Loading', 'Loaded', 'Interactive', 'Complete'];
-
-
-
-
-
-
-
-
-Ajax.Response = Class.create({
- initialize: function(request){
- this.request = request;
- var transport = this.transport = request.transport,
- readyState = this.readyState = transport.readyState;
-
- if((readyState > 2 && !Prototype.Browser.IE) || readyState == 4) {
- this.status = this.getStatus();
- this.statusText = this.getStatusText();
- this.responseText = String.interpret(transport.responseText);
- this.headerJSON = this._getHeaderJSON();
- }
-
- if(readyState == 4) {
- var xml = transport.responseXML;
- this.responseXML = Object.isUndefined(xml) ? null : xml;
- this.responseJSON = this._getResponseJSON();
- }
- },
-
- status: 0,
-
- statusText: '',
-
- getStatus: Ajax.Request.prototype.getStatus,
-
- getStatusText: function() {
- try {
- return this.transport.statusText || '';
- } catch (e) { return '' }
- },
-
- getHeader: Ajax.Request.prototype.getHeader,
-
- getAllHeaders: function() {
- try {
- return this.getAllResponseHeaders();
- } catch (e) { return null }
- },
-
- getResponseHeader: function(name) {
- return this.transport.getResponseHeader(name);
- },
-
- getAllResponseHeaders: function() {
- return this.transport.getAllResponseHeaders();
- },
-
- _getHeaderJSON: function() {
- var json = this.getHeader('X-JSON');
- if (!json) return null;
- json = decodeURIComponent(escape(json));
- try {
- return json.evalJSON(this.request.options.sanitizeJSON ||
- !this.request.isSameOrigin());
- } catch (e) {
- this.request.dispatchException(e);
- }
- },
-
- _getResponseJSON: function() {
- var options = this.request.options;
- if (!options.evalJSON || (options.evalJSON != 'force' &&
- !(this.getHeader('Content-type') || '').include('application/json')) ||
- this.responseText.blank())
- return null;
- try {
- return this.responseText.evalJSON(options.sanitizeJSON ||
- !this.request.isSameOrigin());
- } catch (e) {
- this.request.dispatchException(e);
- }
- }
-});
-
-Ajax.Updater = Class.create(Ajax.Request, {
- initialize: function($super, container, url, options) {
- this.container = {
- success: (container.success || container),
- failure: (container.failure || (container.success ? null : container))
- };
-
- options = Object.clone(options);
- var onComplete = options.onComplete;
- options.onComplete = (function(response, json) {
- this.updateContent(response.responseText);
- if (Object.isFunction(onComplete)) onComplete(response, json);
- }).bind(this);
-
- $super(url, options);
- },
-
- updateContent: function(responseText) {
- var receiver = this.container[this.success() ? 'success' : 'failure'],
- options = this.options;
-
- if (!options.evalScripts) responseText = responseText.stripScripts();
-
- if (receiver = $(receiver)) {
- if (options.insertion) {
- if (Object.isString(options.insertion)) {
- var insertion = { }; insertion[options.insertion] = responseText;
- receiver.insert(insertion);
- }
- else options.insertion(receiver, responseText);
- }
- else receiver.update(responseText);
- }
- }
-});
-
-Ajax.PeriodicalUpdater = Class.create(Ajax.Base, {
- initialize: function($super, container, url, options) {
- $super(options);
- this.onComplete = this.options.onComplete;
-
- this.frequency = (this.options.frequency || 2);
- this.decay = (this.options.decay || 1);
-
- this.updater = { };
- this.container = container;
- this.url = url;
-
- this.start();
- },
-
- start: function() {
- this.options.onComplete = this.updateComplete.bind(this);
- this.onTimerEvent();
- },
-
- stop: function() {
- this.updater.options.onComplete = undefined;
- clearTimeout(this.timer);
- (this.onComplete || Prototype.emptyFunction).apply(this, arguments);
- },
-
- updateComplete: function(response) {
- if (this.options.decay) {
- this.decay = (response.responseText == this.lastText ?
- this.decay * this.options.decay : 1);
-
- this.lastText = response.responseText;
- }
- this.timer = this.onTimerEvent.bind(this).delay(this.decay * this.frequency);
- },
-
- onTimerEvent: function() {
- this.updater = new Ajax.Updater(this.container, this.url, this.options);
- }
-});
-
-
-
-function $(element) {
- if (arguments.length > 1) {
- for (var i = 0, elements = [], length = arguments.length; i < length; i++)
- elements.push($(arguments[i]));
- return elements;
- }
- if (Object.isString(element))
- element = document.getElementById(element);
- return Element.extend(element);
-}
-
-if (Prototype.BrowserFeatures.XPath) {
- document._getElementsByXPath = function(expression, parentElement) {
- var results = [];
- var query = document.evaluate(expression, $(parentElement) || document,
- null, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null);
- for (var i = 0, length = query.snapshotLength; i < length; i++)
- results.push(Element.extend(query.snapshotItem(i)));
- return results;
- };
-}
-
-/*--------------------------------------------------------------------------*/
-
-if (!window.Node) var Node = { };
-
-if (!Node.ELEMENT_NODE) {
- Object.extend(Node, {
- ELEMENT_NODE: 1,
- ATTRIBUTE_NODE: 2,
- TEXT_NODE: 3,
- CDATA_SECTION_NODE: 4,
- ENTITY_REFERENCE_NODE: 5,
- ENTITY_NODE: 6,
- PROCESSING_INSTRUCTION_NODE: 7,
- COMMENT_NODE: 8,
- DOCUMENT_NODE: 9,
- DOCUMENT_TYPE_NODE: 10,
- DOCUMENT_FRAGMENT_NODE: 11,
- NOTATION_NODE: 12
- });
-}
-
-
-(function(global) {
-
- var SETATTRIBUTE_IGNORES_NAME = (function(){
- var elForm = document.createElement("form");
- var elInput = document.createElement("input");
- var root = document.documentElement;
- elInput.setAttribute("name", "test");
- elForm.appendChild(elInput);
- root.appendChild(elForm);
- var isBuggy = elForm.elements
- ? (typeof elForm.elements.test == "undefined")
- : null;
- root.removeChild(elForm);
- elForm = elInput = null;
- return isBuggy;
- })();
-
- var element = global.Element;
- global.Element = function(tagName, attributes) {
- attributes = attributes || { };
- tagName = tagName.toLowerCase();
- var cache = Element.cache;
- if (SETATTRIBUTE_IGNORES_NAME && 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(global.Element, element || { });
- if (element) global.Element.prototype = element.prototype;
-})(this);
-
-Element.cache = { };
-Element.idCounter = 1;
-
-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 = $(element);
- element.style.display = 'none';
- return element;
- },
-
- show: function(element) {
- element = $(element);
- element.style.display = '';
- return element;
- },
-
- remove: function(element) {
- element = $(element);
- element.parentNode.removeChild(element);
- return element;
- },
-
- update: (function(){
-
- var SELECT_ELEMENT_INNERHTML_BUGGY = (function(){
- var el = document.createElement("select"),
- isBuggy = true;
- el.innerHTML = "<option value=\"test\">test</option>";
- if (el.options && el.options[0]) {
- isBuggy = el.options[0].nodeName.toUpperCase() !== "OPTION";
- }
- el = null;
- return isBuggy;
- })();
-
- var TABLE_ELEMENT_INNERHTML_BUGGY = (function(){
- try {
- var el = document.createElement("table");
- if (el && el.tBodies) {
- el.innerHTML = "<tbody><tr><td>test</td></tr></tbody>";
- var isBuggy = typeof el.tBodies[0] == "undefined";
- el = null;
- return isBuggy;
- }
- } catch (e) {
- return true;
- }
- })();
-
- var SCRIPT_ELEMENT_REJECTS_TEXTNODE_APPENDING = (function () {
- var s = document.createElement("script"),
- isBuggy = false;
- try {
- s.appendChild(document.createTextNode(""));
- isBuggy = !s.firstChild ||
- s.firstChild && s.firstChild.nodeType !== 3;
- } catch (e) {
- isBuggy = true;
- }
- s = null;
- return isBuggy;
- })();
-
- function update(element, content) {
- element = $(element);
-
- if (content && content.toElement)
- content = content.toElement();
-
- if (Object.isElement(content))
- return element.update().insert(content);
-
- content = Object.toHTML(content);
-
- var tagName = element.tagName.toUpperCase();
-
- if (tagName === 'SCRIPT' && SCRIPT_ELEMENT_REJECTS_TEXTNODE_APPENDING) {
- element.text = content;
- return element;
- }
-
- if (SELECT_ELEMENT_INNERHTML_BUGGY || TABLE_ELEMENT_INNERHTML_BUGGY) {
- if (tagName in Element._insertionTranslations.tags) {
- while (element.firstChild) {
- element.removeChild(element.firstChild);
- }
- Element._getContentFromAnonymousElement(tagName, content.stripScripts())
- .each(function(node) {
- element.appendChild(node)
- });
- }
- else {
- element.innerHTML = content.stripScripts();
- }
- }
- else {
- element.innerHTML = content.stripScripts();
- }
-
- content.evalScripts.bind(content).defer();
- return element;
- }
-
- return update;
- })(),
-
- 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(element, 'parentNode');
- },
-
- descendants: function(element) {
- return Element.select(element, "*");
- },
-
- 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(element, 'previousSibling');
- },
-
- nextSiblings: function(element) {
- return Element.recursivelyCollect(element, 'nextSibling');
- },
-
- siblings: function(element) {
- element = $(element);
- return Element.previousSiblings(element).reverse()
- .concat(Element.nextSiblings(element));
- },
-
- match: function(element, selector) {
- if (Object.isString(selector))
- selector = new Selector(selector);
- return selector.match($(element));
- },
-
- up: function(element, expression, index) {
- element = $(element);
- if (arguments.length == 1) return $(element.parentNode);
- var ancestors = Element.ancestors(element);
- 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(element);
- return Object.isNumber(expression) ? Element.descendants(element)[expression] :
- Element.select(element, expression)[index || 0];
- },
-
- previous: function(element, expression, index) {
- element = $(element);
- if (arguments.length == 1) return $(Selector.handlers.previousElementSibling(element));
- var previousSiblings = Element.previousSiblings(element);
- 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(element);
- return Object.isNumber(expression) ? nextSiblings[expression] :
- Selector.findElement(nextSiblings, expression, index);
- },
-
-
- select: function(element) {
- var args = Array.prototype.slice.call(arguments, 1);
- return Selector.findChildElements(element, args);
- },
-
- adjacent: function(element) {
- var args = Array.prototype.slice.call(arguments, 1);
- return Selector.findChildElements(element.parentNode, args).without(element);
- },
-
- identify: function(element) {
- element = $(element);
- var id = Element.readAttribute(element, 'id');
- if (id) return id;
- do { id = 'anonymous_element_' + Element.idCounter++ } while ($(id));
- Element.writeAttribute(element, '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(element).height;
- },
-
- getWidth: function(element) {
- return Element.getDimensions(element).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(element, 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(element, className) ?
- 'removeClassName' : 'addClassName'](element, className);
- },
-
- cleanWhitespace: function(element) {
- element = $(element);
- var node = element.firstChild;
- while (node) {
- var nextNode = node.nextSibling;
- if (node.nodeType == 3 && !/\S/.test(node.nodeValue))
- element.removeChild(node);
- node = nextNode;
- }
- return element;
- },
-
- empty: function(element) {
- return $(element).innerHTML.blank();
- },
-
- descendantOf: function(element, ancestor) {
- element = $(element), ancestor = $(ancestor);
-
- if (element.compareDocumentPosition)
- return (element.compareDocumentPosition(ancestor) & 8) === 8;
-
- if (ancestor.contains)
- return ancestor.contains(element) && ancestor !== element;
-
- while (element = element.parentNode)
- if (element == ancestor) return true;
-
- return false;
- },
-
- scrollTo: function(element) {
- element = $(element);
- var pos = Element.cumulativeOffset(element);
- 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 || value == 'auto') {
- var css = document.defaultView.getComputedStyle(element, null);
- value = css ? css[style] : null;
- }
- if (style == 'opacity') return value ? parseFloat(value) : 1.0;
- return value == 'auto' ? null : value;
- },
-
- 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(element, 'display');
- if (display != 'none' && display != null) // Safari bug
- return {width: element.offsetWidth, height: element.offsetHeight};
-
- var els = element.style;
- var originalVisibility = els.visibility;
- var originalPosition = els.position;
- var originalDisplay = els.display;
- els.visibility = 'hidden';
- if (originalPosition != 'fixed') // Switching fixed to absolute causes issues in Safari
- els.position = 'absolute';
- els.display = 'block';
- var originalWidth = element.clientWidth;
- var originalHeight = element.clientHeight;
- els.display = originalDisplay;
- els.position = originalPosition;
- els.visibility = originalVisibility;
- return {width: originalWidth, height: originalHeight};
- },
-
- makePositioned: function(element) {
- element = $(element);
- var pos = Element.getStyle(element, 'position');
- if (pos == 'static' || !pos) {
- element._madePositioned = true;
- element.style.position = 'relative';
- if (Prototype.Browser.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.toUpperCase() == '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(element, 'position') == 'absolute') return element;
-
- var offsets = Element.positionedOffset(element);
- 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(element, 'position') == 'relative') return element;
-
- element.style.position = 'relative';
- var top = parseFloat(element.style.top || 0) - (element._originalTop || 0);
- var left = parseFloat(element.style.left || 0) - (element._originalLeft || 0);
-
- element.style.top = top + 'px';
- element.style.left = left + 'px';
- element.style.height = element._originalHeight;
- element.style.width = element._originalWidth;
- return element;
- },
-
- cumulativeScrollOffset: function(element) {
- var valueT = 0, valueL = 0;
- do {
- valueT += element.scrollTop || 0;
- valueL += element.scrollLeft || 0;
- element = element.parentNode;
- } while (element);
- return Element._returnOffset(valueL, valueT);
- },
-
- getOffsetParent: function(element) {
- if (element.offsetParent) return $(element.offsetParent);
- if (element == document.body) return $(element);
-
- while ((element = element.parentNode) && element != document.body)
- if (Element.getStyle(element, 'position') != 'static')
- return $(element);
-
- return $(document.body);
- },
-
- viewportOffset: function(forElement) {
- var valueT = 0, valueL = 0;
-
- var element = forElement;
- do {
- valueT += element.offsetTop || 0;
- valueL += element.offsetLeft || 0;
-
- if (element.offsetParent == document.body &&
- Element.getStyle(element, 'position') == 'absolute') break;
-
- } while (element = element.offsetParent);
-
- element = forElement;
- do {
- if (!Prototype.Browser.Opera || (element.tagName && (element.tagName.toUpperCase() == 'BODY'))) {
- valueT -= element.scrollTop || 0;
- valueL -= element.scrollLeft || 0;
- }
- } while (element = element.parentNode);
-
- return Element._returnOffset(valueL, valueT);
- },
-
- clonePosition: function(element, source) {
- var options = Object.extend({
- setLeft: true,
- setTop: true,
- setWidth: true,
- setHeight: true,
- offsetTop: 0,
- offsetLeft: 0
- }, arguments[2] || { });
-
- source = $(source);
- var p = Element.viewportOffset(source);
-
- element = $(element);
- var delta = [0, 0];
- var parent = null;
- if (Element.getStyle(element, 'position') == 'absolute') {
- parent = Element.getOffsetParent(element);
- delta = Element.viewportOffset(parent);
- }
-
- if (parent == document.body) {
- delta[0] -= document.body.offsetLeft;
- delta[1] -= document.body.offsetTop;
- }
-
- if (options.setLeft) element.style.left = (p[0] - delta[0] + options.offsetLeft) + 'px';
- if (options.setTop) element.style.top = (p[1] - delta[1] + options.offsetTop) + 'px';
- if (options.setWidth) element.style.width = source.offsetWidth + 'px';
- if (options.setHeight) element.style.height = source.offsetHeight + 'px';
- return element;
- }
-};
-
-Object.extend(Element.Methods, {
- getElementsBySelector: Element.Methods.select,
-
- childElements: Element.Methods.immediateDescendants
-});
-
-Element._attributeTranslations = {
- write: {
- names: {
- className: 'class',
- htmlFor: 'for'
- },
- values: { }
- }
-};
-
-if (Prototype.Browser.Opera) {
- Element.Methods.getStyle = Element.Methods.getStyle.wrap(
- function(proceed, element, style) {
- switch (style) {
- case 'left': case 'top': case 'right': case 'bottom':
- if (proceed(element, 'position') === 'static') return null;
- case 'height': case 'width':
- if (!Element.visible(element)) return null;
-
- var dim = parseInt(proceed(element, style), 10);
-
- if (dim !== element['offset' + style.capitalize()])
- return dim + 'px';
-
- var properties;
- if (style === 'height') {
- properties = ['border-top-width', 'padding-top',
- 'padding-bottom', 'border-bottom-width'];
- }
- else {
- properties = ['border-left-width', 'padding-left',
- 'padding-right', 'border-right-width'];
- }
- return properties.inject(dim, function(memo, property) {
- var val = proceed(element, property);
- return val === null ? memo : memo - parseInt(val, 10);
- }) + 'px';
- default: return proceed(element, style);
- }
- }
- );
-
- Element.Methods.readAttribute = Element.Methods.readAttribute.wrap(
- function(proceed, element, attribute) {
- if (attribute === 'title') return element.title;
- return proceed(element, attribute);
- }
- );
-}
-
-else if (Prototype.Browser.IE) {
- Element.Methods.getOffsetParent = Element.Methods.getOffsetParent.wrap(
- function(proceed, element) {
- element = $(element);
- try { element.offsetParent }
- catch(e) { return $(document.body) }
- var position = element.getStyle('position');
- if (position !== 'static') return proceed(element);
- element.setStyle({ position: 'relative' });
- var value = proceed(element);
- element.setStyle({ position: position });
- return value;
- }
- );
-
- $w('positionedOffset viewportOffset').each(function(method) {
- Element.Methods[method] = Element.Methods[method].wrap(
- function(proceed, element) {
- element = $(element);
- try { element.offsetParent }
- catch(e) { return Element._returnOffset(0,0) }
- var position = element.getStyle('position');
- if (position !== 'static') return proceed(element);
- var offsetParent = element.getOffsetParent();
- if (offsetParent && offsetParent.getStyle('position') === 'fixed')
- offsetParent.setStyle({ zoom: 1 });
- element.setStyle({ position: 'relative' });
- var value = proceed(element);
- element.setStyle({ position: position });
- return value;
- }
- );
- });
-
- Element.Methods.cumulativeOffset = Element.Methods.cumulativeOffset.wrap(
- function(proceed, element) {
- try { element.offsetParent }
- catch(e) { return Element._returnOffset(0,0) }
- return proceed(element);
- }
- );
-
- 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 = (function(){
-
- var classProp = 'className';
- var forProp = 'for';
-
- var el = document.createElement('div');
-
- el.setAttribute(classProp, 'x');
-
- if (el.className !== 'x') {
- el.setAttribute('class', 'x');
- if (el.className === 'x') {
- classProp = 'class';
- }
- }
- el = null;
-
- el = document.createElement('label');
- el.setAttribute(forProp, 'x');
- if (el.htmlFor !== 'x') {
- el.setAttribute('htmlFor', 'x');
- if (el.htmlFor === 'x') {
- forProp = 'htmlFor';
- }
- }
- el = null;
-
- return {
- read: {
- names: {
- 'class': classProp,
- 'className': classProp,
- 'for': forProp,
- 'htmlFor': forProp
- },
- values: {
- _getAttr: function(element, attribute) {
- return element.getAttribute(attribute);
- },
- _getAttr2: function(element, attribute) {
- return element.getAttribute(attribute, 2);
- },
- _getAttrNode: function(element, attribute) {
- var node = element.getAttributeNode(attribute);
- return node ? node.value : "";
- },
- _getEv: (function(){
-
- var el = document.createElement('div');
- el.onclick = Prototype.emptyFunction;
- var value = el.getAttribute('onclick');
- var f;
-
- if (String(value).indexOf('{') > -1) {
- f = function(element, attribute) {
- attribute = element.getAttribute(attribute);
- if (!attribute) return null;
- attribute = attribute.toString();
- attribute = attribute.split('{')[1];
- attribute = attribute.split('}')[0];
- return attribute.strip();
- };
- }
- else if (value === '') {
- f = function(element, attribute) {
- attribute = element.getAttribute(attribute);
- if (!attribute) return null;
- return attribute.strip();
- };
- }
- el = null;
- return f;
- })(),
- _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 frameBorder').each(function(attr) {
- Element._attributeTranslations.write.names[attr.toLowerCase()] = attr;
- Element._attributeTranslations.has[attr.toLowerCase()] = attr;
- });
-
- (function(v) {
- Object.extend(v, {
- href: v._getAttr2,
- src: v._getAttr2,
- 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);
-
- if (Prototype.BrowserFeatures.ElementExtensions) {
- (function() {
- function _descendants(element) {
- var nodes = element.getElementsByTagName('*'), results = [];
- for (var i = 0, node; node = nodes[i]; i++)
- if (node.tagName !== "!") // Filter out comment nodes.
- results.push(node);
- return results;
- }
-
- Element.Methods.down = function(element, expression, index) {
- element = $(element);
- if (arguments.length == 1) return element.firstDescendant();
- return Object.isNumber(expression) ? _descendants(element)[expression] :
- Element.select(element, expression)[index || 0];
- }
- })();
- }
-
-}
-
-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.toUpperCase() == 'IMG' && element.width) {
- element.width++; element.width--;
- } else try {
- var n = document.createTextNode(' ');
- element.appendChild(n);
- element.removeChild(n);
- } catch (e) { }
-
- return element;
- };
-
- Element.Methods.cumulativeOffset = function(element) {
- var valueT = 0, valueL = 0;
- do {
- valueT += element.offsetTop || 0;
- valueL += element.offsetLeft || 0;
- if (element.offsetParent == document.body)
- if (Element.getStyle(element, 'position') == 'absolute') break;
-
- element = element.offsetParent;
- } while (element);
-
- return Element._returnOffset(valueL, valueT);
- };
-}
-
-if ('outerHTML' in document.documentElement) {
- Element.Methods.replace = function(element, content) {
- element = $(element);
-
- if (content && content.toElement) content = content.toElement();
- if (Object.isElement(content)) {
- element.parentNode.replaceChild(content, element);
- return element;
- }
-
- content = Object.toHTML(content);
- var parent = element.parentNode, tagName = parent.tagName.toUpperCase();
-
- if (Element._insertionTranslations.tags[tagName]) {
- var nextSibling = element.next();
- var fragments = Element._getContentFromAnonymousElement(tagName, content.stripScripts());
- parent.removeChild(element);
- if (nextSibling)
- fragments.each(function(node) { parent.insertBefore(node, nextSibling) });
- else
- fragments.each(function(node) { parent.appendChild(node) });
- }
- else element.outerHTML = content.stripScripts();
-
- content.evalScripts.bind(content).defer();
- return element;
- };
-}
-
-Element._returnOffset = function(l, t) {
- var result = [l, t];
- result.left = l;
- result.top = t;
- return result;
-};
-
-Element._getContentFromAnonymousElement = function(tagName, html) {
- var div = new Element('div'), t = Element._insertionTranslations.tags[tagName];
- if (t) {
- div.innerHTML = t[0] + html + t[1];
- t[2].times(function() { div = div.firstChild });
- } else div.innerHTML = html;
- return $A(div.childNodes);
-};
-
-Element._insertionTranslations = {
- before: function(element, node) {
- element.parentNode.insertBefore(node, element);
- },
- top: function(element, node) {
- element.insertBefore(node, element.firstChild);
- },
- bottom: function(element, node) {
- element.appendChild(node);
- },
- after: function(element, node) {
- element.parentNode.insertBefore(node, element.nextSibling);
- },
- tags: {
- TABLE: ['<table>', '</table>', 1],
- TBODY: ['<table><tbody>', '</tbody></table>', 2],
- TR: ['<table><tbody><tr>', '</tr></tbody></table>', 3],
- TD: ['<table><tbody><tr><td>', '</td></tr></tbody></table>', 4],
- SELECT: ['<select>', '</select>', 1]
- }
-};
-
-(function() {
- var tags = Element._insertionTranslations.tags;
- Object.extend(tags, {
- THEAD: tags.TBODY,
- TFOOT: tags.TBODY,
- TH: tags.TD
- });
-})();
-
-Element.Methods.Simulated = {
- hasAttribute: function(element, attribute) {
- attribute = Element._attributeTranslations.has[attribute] || attribute;
- var node = $(element).getAttributeNode(attribute);
- return !!(node && node.specified);
- }
-};
-
-Element.Methods.ByTag = { };
-
-Object.extend(Element, Element.Methods);
-
-(function(div) {
-
- if (!Prototype.BrowserFeatures.ElementExtensions && div['__proto__']) {
- window.HTMLElement = { };
- window.HTMLElement.prototype = div['__proto__'];
- Prototype.BrowserFeatures.ElementExtensions = true;
- }
-
- div = null;
-
-})(document.createElement('div'))
-
-Element.extend = (function() {
-
- function checkDeficiency(tagName) {
- if (typeof window.Element != 'undefined') {
- var proto = window.Element.prototype;
- if (proto) {
- var id = '_' + (Math.random()+'').slice(2);
- var el = document.createElement(tagName);
- proto[id] = 'x';
- var isBuggy = (el[id] !== 'x');
- delete proto[id];
- el = null;
- return isBuggy;
- }
- }
- return false;
- }
-
- function extendElementWith(element, methods) {
- for (var property in methods) {
- var value = methods[property];
- if (Object.isFunction(value) && !(property in element))
- element[property] = value.methodize();
- }
- }
-
- var HTMLOBJECTELEMENT_PROTOTYPE_BUGGY = checkDeficiency('object');
-
- if (Prototype.BrowserFeatures.SpecificElementExtensions) {
- if (HTMLOBJECTELEMENT_PROTOTYPE_BUGGY) {
- return function(element) {
- if (element && typeof element._extendedByPrototype == 'undefined') {
- var t = element.tagName;
- if (t && (/^(?:object|applet|embed)$/i.test(t))) {
- extendElementWith(element, Element.Methods);
- extendElementWith(element, Element.Methods.Simulated);
- extendElementWith(element, Element.Methods.ByTag[t.toUpperCase()]);
- }
- }
- return element;
- }
- }
- return Prototype.K;
- }
-
- var Methods = { }, ByTag = Element.Methods.ByTag;
-
- var extend = Object.extend(function(element) {
- if (!element || typeof element._extendedByPrototype != 'undefined' ||
- element.nodeType != 1 || element == window) return element;
-
- var methods = Object.clone(Methods),
- tagName = element.tagName.toUpperCase();
-
- if (ByTag[tagName]) Object.extend(methods, ByTag[tagName]);
-
- extendElementWith(element, methods);
-
- element._extendedByPrototype = Prototype.emptyFunction;
- return element;
-
- }, {
- refresh: function() {
- if (!Prototype.BrowserFeatures.ElementExtensions) {
- Object.extend(Methods, Element.Methods);
- Object.extend(Methods, Element.Methods.Simulated);
- }
- }
- });
-
- extend.refresh();
- return extend;
-})();
-
-Element.hasAttribute = function(element, attribute) {
- if (element.hasAttribute) return element.hasAttribute(attribute);
- return Element.Methods.Simulated.hasAttribute(element, attribute);
-};
-
-Element.addMethods = function(methods) {
- var F = Prototype.BrowserFeatures, T = Element.Methods.ByTag;
-
- if (!methods) {
- Object.extend(Form, Form.Methods);
- Object.extend(Form.Element, Form.Element.Methods);
- Object.extend(Element.Methods.ByTag, {
- "FORM": Object.clone(Form.Methods),
- "INPUT": Object.clone(Form.Element.Methods),
- "SELECT": Object.clone(Form.Element.Methods),
- "TEXTAREA": Object.clone(Form.Element.Methods)
- });
- }
-
- if (arguments.length == 2) {
- var tagName = methods;
- methods = arguments[1];
- }
-
- if (!tagName) Object.extend(Element.Methods, methods || { });
- else {
- if (Object.isArray(tagName)) tagName.each(extend);
- else extend(tagName);
- }
-
- function extend(tagName) {
- tagName = tagName.toUpperCase();
- if (!Element.Methods.ByTag[tagName])
- Element.Methods.ByTag[tagName] = { };
- Object.extend(Element.Methods.ByTag[tagName], methods);
- }
-
- function copy(methods, destination, onlyIfAbsent) {
- onlyIfAbsent = onlyIfAbsent || false;
- for (var property in methods) {
- var value = methods[property];
- if (!Object.isFunction(value)) continue;
- if (!onlyIfAbsent || !(property in destination))
- destination[property] = value.methodize();
- }
- }
-
- function findDOMClass(tagName) {
- var klass;
- var trans = {
- "OPTGROUP": "OptGroup", "TEXTAREA": "TextArea", "P": "Paragraph",
- "FIELDSET": "FieldSet", "UL": "UList", "OL": "OList", "DL": "DList",
- "DIR": "Directory", "H1": "Heading", "H2": "Heading", "H3": "Heading",
- "H4": "Heading", "H5": "Heading", "H6": "Heading", "Q": "Quote",
- "INS": "Mod", "DEL": "Mod", "A": "Anchor", "IMG": "Image", "CAPTION":
- "TableCaption", "COL": "TableCol", "COLGROUP": "TableCol", "THEAD":
- "TableSection", "TFOOT": "TableSection", "TBODY": "TableSection", "TR":
- "TableRow", "TH": "TableCell", "TD": "TableCell", "FRAMESET":
- "FrameSet", "IFRAME": "IFrame"
- };
- if (trans[tagName]) klass = 'HTML' + trans[tagName] + 'Element';
- if (window[klass]) return window[klass];
- klass = 'HTML' + tagName + 'Element';
- if (window[klass]) return window[klass];
- klass = 'HTML' + tagName.capitalize() + 'Element';
- if (window[klass]) return window[klass];
-
- var element = document.createElement(tagName);
- var proto = element['__proto__'] || element.constructor.prototype;
- element = null;
- return proto;
- }
-
- var elementPrototype = window.HTMLElement ? HTMLElement.prototype :
- Element.prototype;
-
- if (F.ElementExtensions) {
- copy(Element.Methods, elementPrototype);
- copy(Element.Methods.Simulated, elementPrototype, 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() {
- return { width: this.getWidth(), height: this.getHeight() };
- },
-
- getScrollOffsets: function() {
- return Element._returnOffset(
- window.pageXOffset || document.documentElement.scrollLeft || document.body.scrollLeft,
- window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop);
- }
-};
-
-(function(viewport) {
- var B = Prototype.Browser, doc = document, element, property = {};
-
- function getRootElement() {
- if (B.WebKit && !doc.evaluate)
- return document;
-
- if (B.Opera && window.parseFloat(window.opera.version()) < 9.5)
- return document.body;
-
- return document.documentElement;
- }
-
- function define(D) {
- if (!element) element = getRootElement();
-
- property[D] = 'client' + D;
-
- viewport['get' + D] = function() { return element[property[D]] };
- return viewport['get' + D]();
- }
-
- viewport.getWidth = define.curry('Width');
-
- viewport.getHeight = define.curry('Height');
-})(document.viewport);
-
-
-Element.Storage = {
- UID: 1
-};
-
-Element.addMethods({
- getStorage: function(element) {
- if (!(element = $(element))) return;
-
- var uid;
- if (element === window) {
- uid = 0;
- } else {
- if (typeof element._prototypeUID === "undefined")
- element._prototypeUID = [Element.Storage.UID++];
- uid = element._prototypeUID[0];
- }
-
- if (!Element.Storage[uid])
- Element.Storage[uid] = $H();
-
- return Element.Storage[uid];
- },
-
- store: function(element, key, value) {
- if (!(element = $(element))) return;
-
- if (arguments.length === 2) {
- Element.getStorage(element).update(key);
- } else {
- Element.getStorage(element).set(key, value);
- }
-
- return element;
- },
-
- retrieve: function(element, key, defaultValue) {
- if (!(element = $(element))) return;
- var hash = Element.getStorage(element), value = hash.get(key);
-
- if (Object.isUndefined(value)) {
- hash.set(key, defaultValue);
- value = defaultValue;
- }
-
- return value;
- },
-
- clone: function(element, deep) {
- if (!(element = $(element))) return;
- var clone = element.cloneNode(deep);
- clone._prototypeUID = void 0;
- if (deep) {
- var descendants = Element.select(clone, '*'),
- i = descendants.length;
- while (i--) {
- descendants[i]._prototypeUID = void 0;
- }
- }
- return Element.extend(clone);
- }
-});
-/* 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();
-
- if (this.shouldUseSelectorsAPI()) {
- this.mode = 'selectorsAPI';
- } else if (this.shouldUseXPath()) {
- this.mode = 'xpath';
- this.compileXPathMatcher();
- } else {
- this.mode = "normal";
- this.compileMatcher();
- }
-
- },
-
- shouldUseXPath: (function() {
-
- var IS_DESCENDANT_SELECTOR_BUGGY = (function(){
- var isBuggy = false;
- if (document.evaluate && window.XPathResult) {
- var el = document.createElement('div');
- el.innerHTML = '<ul><li></li></ul><div><ul><li></li></ul></div>';
-
- var xpath = ".//*[local-name()='ul' or local-name()='UL']" +
- "//*[local-name()='li' or local-name()='LI']";
-
- var result = document.evaluate(xpath, el, null,
- XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null);
-
- isBuggy = (result.snapshotLength !== 2);
- el = null;
- }
- return isBuggy;
- })();
-
- return function() {
- if (!Prototype.BrowserFeatures.XPath) return false;
-
- var e = this.expression;
-
- if (Prototype.Browser.WebKit &&
- (e.include("-of-type") || e.include(":empty")))
- return false;
-
- if ((/(\[[\w-]*?:|:checked)/).test(e))
- return false;
-
- if (IS_DESCENDANT_SELECTOR_BUGGY) return false;
-
- return true;
- }
-
- })(),
-
- shouldUseSelectorsAPI: function() {
- if (!Prototype.BrowserFeatures.SelectorsAPI) return false;
-
- if (Selector.CASE_INSENSITIVE_CLASS_NAMES) return false;
-
- if (!Selector._div) Selector._div = new Element('div');
-
- try {
- Selector._div.querySelector(this.expression);
- } catch(e) {
- return false;
- }
-
- return true;
- },
-
- compileMatcher: function() {
- var e = this.expression, ps = Selector.patterns, h = Selector.handlers,
- c = Selector.criteria, le, p, m, len = ps.length, name;
-
- 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 = 0; i<len; i++) {
- p = ps[i].re;
- name = ps[i].name;
- if (m = e.match(p)) {
- this.matcher.push(Object.isFunction(c[name]) ? c[name](m) :
- new Template(c[name]).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, len = ps.length, name;
-
- if (Selector._cache[e]) {
- this.xpath = Selector._cache[e]; return;
- }
-
- this.matcher = ['.//*'];
- while (e && le != e && (/\S/).test(e)) {
- le = e;
- for (var i = 0; i<len; i++) {
- name = ps[i].name;
- if (m = e.match(ps[i].re)) {
- this.matcher.push(Object.isFunction(x[name]) ? x[name](m) :
- new Template(x[name]).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;
- var e = this.expression, results;
-
- switch (this.mode) {
- case 'selectorsAPI':
- if (root !== document) {
- var oldId = root.id, id = $(root).identify();
- id = id.replace(/([\.:])/g, "\\$1");
- e = "#" + id + " " + e;
- }
-
- results = $A(root.querySelectorAll(e)).map(Element.extend);
- root.id = oldId;
-
- return results;
- case 'xpath':
- return document._getElementsByXPath(this.xpath, root);
- default:
- return this.matcher(root);
- }
- },
-
- match: function(element) {
- this.tokens = [];
-
- var e = this.expression, ps = Selector.patterns, as = Selector.assertions;
- var le, p, m, len = ps.length, name;
-
- while (e && le !== e && (/\S/).test(e)) {
- le = e;
- for (var i = 0; i<len; i++) {
- p = ps[i].re;
- name = ps[i].name;
- if (m = e.match(p)) {
- if (as[name]) {
- this.tokens.push([name, Object.clone(m)]);
- e = e.replace(m[0], '');
- } else {
- return this.findElements(document).include(element);
- }
- }
- }
- }
-
- var match = true, name, matches;
- for (var i = 0, token; token = this.tokens[i]; i++) {
- name = token[0], matches = token[1];
- if (!Selector.assertions[name](element, matches)) {
- match = false; break;
- }
- }
-
- return match;
- },
-
- toString: function() {
- return this.expression;
- },
-
- inspect: function() {
- return "#<Selector:" + this.expression.inspect() + ">";
- }
-});
-
-if (Prototype.BrowserFeatures.SelectorsAPI &&
- document.compatMode === 'BackCompat') {
- Selector.CASE_INSENSITIVE_CLASS_NAMES = (function(){
- var div = document.createElement('div'),
- span = document.createElement('span');
-
- div.id = "prototype_test_id";
- span.className = 'Test';
- div.appendChild(span);
- var isIgnored = (div.querySelector('#prototype_test_id .test') !== null);
- div = span = null;
- return isIgnored;
- })();
-}
-
-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)]",
- 'checked': "[@checked]",
- 'disabled': "[(@disabled) and (@type!='hidden')]",
- 'enabled': "[not(@disabled) and (@type!='hidden')]",
- 'not': function(m) {
- var e = m[6], p = Selector.patterns,
- x = Selector.xpath, le, v, len = p.length, name;
-
- var exclusion = [];
- while (e && le != e && (/\S/).test(e)) {
- le = e;
- for (var i = 0; i<len; i++) {
- name = p[i].name
- if (m = e.match(p[i].re)) {
- v = Object.isFunction(x[name]) ? x[name](m) : new Template(x[name]).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+)$/)) // digit only
- return '[' + fragment + "= " + mm[1] + ']';
- if (mm = formula.match(/^(-?\d*)?n(([+-])(\d+))?/)) { // an+b
- if (mm[1] == "-") mm[1] = -1;
- var a = mm[1] ? Number(mm[1]) : 1;
- var b = mm[2] ? Number(mm[2]) : 0;
- predicate = "[((#{fragment} - #{b}) mod #{a} = 0) and " +
- "((#{fragment} - #{b}) div #{a} >= 0)]";
- return new Template(predicate).evaluate({
- fragment: fragment, a: a, b: b });
- }
- }
- }
- },
-
- criteria: {
- tagName: 'n = h.tagName(n, r, "#{1}", c); c = false;',
- className: 'n = h.className(n, r, "#{1}", c); c = false;',
- id: 'n = h.id(n, r, "#{1}", c); c = false;',
- attrPresence: 'n = h.attrPresence(n, r, "#{1}", c); c = false;',
- attr: function(m) {
- m[3] = (m[5] || m[6]);
- return new Template('n = h.attr(n, r, "#{1}", "#{3}", "#{2}", c); c = false;').evaluate(m);
- },
- pseudo: function(m) {
- if (m[6]) m[6] = m[6].replace(/"/g, '\\"');
- return new Template('n = h.pseudo(n, "#{1}", "#{6}", r, c); c = false;').evaluate(m);
- },
- descendant: 'c = "descendant";',
- child: 'c = "child";',
- adjacent: 'c = "adjacent";',
- laterSibling: 'c = "laterSibling";'
- },
-
- patterns: [
- { name: 'laterSibling', re: /^\s*~\s*/ },
- { name: 'child', re: /^\s*>\s*/ },
- { name: 'adjacent', re: /^\s*\+\s*/ },
- { name: 'descendant', re: /^\s/ },
-
- { name: 'tagName', re: /^\s*(\*|[\w\-]+)(\b|$)?/ },
- { name: 'id', re: /^#([\w\-\*]+)(\b|$)/ },
- { name: 'className', re: /^\.([\w\-\*]+)(\b|$)/ },
- { name: 'pseudo', re: /^:((first|last|nth|nth-last|only)(-child|-of-type)|empty|checked|(en|dis)abled|not)(\((.*?)\))?(\b|$|(?=\s|[:+~>]))/ },
- { name: 'attrPresence', re: /^\[((?:[\w-]+:)?[\w-]+)\]/ },
- { name: 'attr', re: /\[((?:[\w-]*:)?[\w-]+)\s*(?:([!^$*~|]?=)\s*((['"])([^\4]*?)\4|([^'"][^\]]*?)))?\]/ }
- ],
-
- assertions: {
- tagName: function(element, matches) {
- return matches[1].toUpperCase() == element.tagName.toUpperCase();
- },
-
- className: function(element, matches) {
- return Element.hasClassName(element, matches[1]);
- },
-
- id: function(element, matches) {
- return element.id === matches[1];
- },
-
- attrPresence: function(element, matches) {
- return Element.hasAttribute(element, matches[1]);
- },
-
- attr: function(element, matches) {
- var nodeValue = Element.readAttribute(element, matches[1]);
- return nodeValue && Selector.operators[matches[2]](nodeValue, matches[5] || matches[6]);
- }
- },
-
- handlers: {
- concat: function(a, b) {
- for (var i = 0, node; node = b[i]; i++)
- a.push(node);
- return a;
- },
-
- mark: function(nodes) {
- var _true = Prototype.emptyFunction;
- for (var i = 0, node; node = nodes[i]; i++)
- node._countedByPrototype = _true;
- return nodes;
- },
-
- unmark: (function(){
-
- var PROPERTIES_ATTRIBUTES_MAP = (function(){
- var el = document.createElement('div'),
- isBuggy = false,
- propName = '_countedByPrototype',
- value = 'x'
- el[propName] = value;
- isBuggy = (el.getAttribute(propName) === value);
- el = null;
- return isBuggy;
- })();
-
- return PROPERTIES_ATTRIBUTES_MAP ?
- function(nodes) {
- for (var i = 0, node; node = nodes[i]; i++)
- node.removeAttribute('_countedByPrototype');
- return nodes;
- } :
- function(nodes) {
- for (var i = 0, node; node = nodes[i]; i++)
- node._countedByPrototype = void 0;
- return nodes;
- }
- })(),
-
- index: function(parentNode, reverse, ofType) {
- parentNode._countedByPrototype = Prototype.emptyFunction;
- if (reverse) {
- for (var nodes = parentNode.childNodes, i = nodes.length - 1, j = 1; i >= 0; i--) {
- var node = nodes[i];
- if (node.nodeType == 1 && (!ofType || node._countedByPrototype)) node.nodeIndex = j++;
- }
- } else {
- for (var i = 0, j = 1, nodes = parentNode.childNodes; node = nodes[i]; i++)
- if (node.nodeType == 1 && (!ofType || node._countedByPrototype)) node.nodeIndex = j++;
- }
- },
-
- unique: function(nodes) {
- if (nodes.length == 0) return nodes;
- var results = [], n;
- for (var i = 0, l = nodes.length; i < l; i++)
- if (typeof (n = nodes[i])._countedByPrototype == 'undefined') {
- n._countedByPrototype = Prototype.emptyFunction;
- results.push(Element.extend(n));
- }
- return Selector.handlers.unmark(results);
- },
-
- descendant: function(nodes) {
- var h = Selector.handlers;
- for (var i = 0, results = [], node; node = nodes[i]; i++)
- h.concat(results, node.getElementsByTagName('*'));
- return results;
- },
-
- child: function(nodes) {
- var h = Selector.handlers;
- for (var i = 0, results = [], node; node = nodes[i]; i++) {
- for (var j = 0, child; child = node.childNodes[j]; j++)
- if (child.nodeType == 1 && child.tagName != '!') results.push(child);
- }
- return results;
- },
-
- adjacent: function(nodes) {
- for (var i = 0, results = [], node; node = nodes[i]; i++) {
- var next = this.nextElementSibling(node);
- if (next) results.push(next);
- }
- return results;
- },
-
- laterSibling: function(nodes) {
- var h = Selector.handlers;
- for (var i = 0, results = [], node; node = nodes[i]; i++)
- h.concat(results, Element.nextSiblings(node));
- return results;
- },
-
- nextElementSibling: function(node) {
- while (node = node.nextSibling)
- if (node.nodeType == 1) return node;
- return null;
- },
-
- previousElementSibling: function(node) {
- while (node = node.previousSibling)
- if (node.nodeType == 1) return node;
- return null;
- },
-
- tagName: function(nodes, root, tagName, combinator) {
- var uTagName = tagName.toUpperCase();
- var results = [], h = Selector.handlers;
- if (nodes) {
- if (combinator) {
- if (combinator == "descendant") {
- for (var i = 0, node; node = nodes[i]; i++)
- h.concat(results, node.getElementsByTagName(tagName));
- return results;
- } else nodes = this[combinator](nodes);
- if (tagName == "*") return nodes;
- }
- for (var i = 0, node; node = nodes[i]; i++)
- if (node.tagName.toUpperCase() === uTagName) results.push(node);
- return results;
- } else return root.getElementsByTagName(tagName);
- },
-
- id: function(nodes, root, id, combinator) {
- var targetNode = $(id), h = Selector.handlers;
-
- if (root == document) {
- if (!targetNode) return [];
- if (!nodes) return [targetNode];
- } else {
- if (!root.sourceIndex || root.sourceIndex < 1) {
- var nodes = root.getElementsByTagName('*');
- for (var j = 0, node; node = nodes[j]; j++) {
- if (node.id === id) return [node];
- }
- }
- }
-
- if (nodes) {
- if (combinator) {
- if (combinator == 'child') {
- for (var i = 0, node; node = nodes[i]; i++)
- if (targetNode.parentNode == node) return [targetNode];
- } else if (combinator == 'descendant') {
- for (var i = 0, node; node = nodes[i]; i++)
- if (Element.descendantOf(targetNode, node)) return [targetNode];
- } else if (combinator == 'adjacent') {
- for (var i = 0, node; node = nodes[i]; i++)
- if (Selector.handlers.previousElementSibling(targetNode) == node)
- return [targetNode];
- } else nodes = h[combinator](nodes);
- }
- for (var i = 0, node; node = nodes[i]; i++)
- if (node == targetNode) return [targetNode];
- return [];
- }
- return (targetNode && Element.descendantOf(targetNode, root)) ? [targetNode] : [];
- },
-
- className: function(nodes, root, className, combinator) {
- if (nodes && combinator) nodes = this[combinator](nodes);
- return Selector.handlers.byClassName(nodes, root, className);
- },
-
- byClassName: function(nodes, root, className) {
- if (!nodes) nodes = Selector.handlers.descendant([root]);
- var needle = ' ' + className + ' ';
- for (var i = 0, results = [], node, nodeClassName; node = nodes[i]; i++) {
- nodeClassName = node.className;
- if (nodeClassName.length == 0) continue;
- if (nodeClassName == className || (' ' + nodeClassName + ' ').include(needle))
- results.push(node);
- }
- return results;
- },
-
- attrPresence: function(nodes, root, attr, combinator) {
- if (!nodes) nodes = root.getElementsByTagName("*");
- if (nodes && combinator) nodes = this[combinator](nodes);
- var results = [];
- for (var i = 0, node; node = nodes[i]; i++)
- if (Element.hasAttribute(node, attr)) results.push(node);
- return results;
- },
-
- attr: function(nodes, root, attr, value, operator, combinator) {
- if (!nodes) nodes = root.getElementsByTagName("*");
- if (nodes && combinator) nodes = this[combinator](nodes);
- var handler = Selector.operators[operator], results = [];
- for (var i = 0, node; node = nodes[i]; i++) {
- var nodeValue = Element.readAttribute(node, attr);
- if (nodeValue === null) continue;
- if (handler(nodeValue, value)) results.push(node);
- }
- return results;
- },
-
- pseudo: function(nodes, name, value, root, combinator) {
- if (nodes && combinator) nodes = this[combinator](nodes);
- if (!nodes) nodes = root.getElementsByTagName("*");
- return Selector.pseudos[name](nodes, value, root);
- }
- },
-
- pseudos: {
- 'first-child': function(nodes, value, root) {
- for (var i = 0, results = [], node; node = nodes[i]; i++) {
- if (Selector.handlers.previousElementSibling(node)) continue;
- results.push(node);
- }
- return results;
- },
- 'last-child': function(nodes, value, root) {
- for (var i = 0, results = [], node; node = nodes[i]; i++) {
- if (Selector.handlers.nextElementSibling(node)) continue;
- results.push(node);
- }
- return results;
- },
- 'only-child': function(nodes, value, root) {
- var h = Selector.handlers;
- for (var i = 0, results = [], node; node = nodes[i]; i++)
- if (!h.previousElementSibling(node) && !h.nextElementSibling(node))
- results.push(node);
- return results;
- },
- 'nth-child': function(nodes, formula, root) {
- return Selector.pseudos.nth(nodes, formula, root);
- },
- 'nth-last-child': function(nodes, formula, root) {
- return Selector.pseudos.nth(nodes, formula, root, true);
- },
- 'nth-of-type': function(nodes, formula, root) {
- return Selector.pseudos.nth(nodes, formula, root, false, true);
- },
- 'nth-last-of-type': function(nodes, formula, root) {
- return Selector.pseudos.nth(nodes, formula, root, true, true);
- },
- 'first-of-type': function(nodes, formula, root) {
- return Selector.pseudos.nth(nodes, "1", root, false, true);
- },
- 'last-of-type': function(nodes, formula, root) {
- return Selector.pseudos.nth(nodes, "1", root, true, true);
- },
- 'only-of-type': function(nodes, formula, root) {
- var p = Selector.pseudos;
- return p['last-of-type'](p['first-of-type'](nodes, formula, root), formula, root);
- },
-
- getIndices: function(a, b, total) {
- if (a == 0) return b > 0 ? [b] : [];
- return $R(1, total).inject([], function(memo, i) {
- if (0 == (i - b) % a && (i - b) / a >= 0) memo.push(i);
- return memo;
- });
- },
-
- nth: function(nodes, formula, root, reverse, ofType) {
- if (nodes.length == 0) return [];
- if (formula == 'even') formula = '2n+0';
- if (formula == 'odd') formula = '2n+1';
- var h = Selector.handlers, results = [], indexed = [], m;
- h.mark(nodes);
- for (var i = 0, node; node = nodes[i]; i++) {
- if (!node.parentNode._countedByPrototype) {
- h.index(node.parentNode, reverse, ofType);
- indexed.push(node.parentNode);
- }
- }
- if (formula.match(/^\d+$/)) { // 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++) {
- if (node.tagName == '!' || node.firstChild) 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 && (!node.type || node.type !== 'hidden'))
- 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 == v || nv && nv.startsWith(v); },
- '$=': function(nv, v) { return nv == v || nv && nv.endsWith(v); },
- '*=': function(nv, v) { return nv == v || nv && nv.include(v); },
- '~=': function(nv, v) { return (' ' + nv + ' ').include(' ' + v + ' '); },
- '|=': function(nv, v) { return ('-' + (nv || "").toUpperCase() +
- '-').include('-' + (v || "").toUpperCase() + '-'); }
- },
-
- split: function(expression) {
- var expressions = [];
- expression.scan(/(([\w#:.~>+()\s-]+|\*|\[.*?\])+)\s*(,|$)/, function(m) {
- expressions.push(m[1].strip());
- });
- return expressions;
- },
-
- matchElements: function(elements, expression) {
- var matches = $$(expression), h = Selector.handlers;
- h.mark(matches);
- for (var i = 0, results = [], element; element = elements[i]; i++)
- if (element._countedByPrototype) results.push(element);
- h.unmark(matches);
- return results;
- },
-
- findElement: function(elements, expression, index) {
- if (Object.isNumber(expression)) {
- index = expression; expression = false;
- }
- return Selector.matchElements(elements, expression || '*')[index || 0];
- },
-
- findChildElements: function(element, expressions) {
- expressions = Selector.split(expressions.join(','));
- var results = [], h = Selector.handlers;
- for (var i = 0, l = expressions.length, selector; i < l; i++) {
- selector = new Selector(expressions[i].strip());
- h.concat(results, selector.findElements(element));
- }
- return (l > 1) ? h.unique(results) : results;
- }
-});
-
-if (Prototype.Browser.IE) {
- Object.extend(Selector.handlers, {
- concat: function(a, b) {
- for (var i = 0, node; node = b[i]; i++)
- if (node.tagName !== "!") a.push(node);
- return a;
- }
- });
-}
-
-function $$() {
- return Selector.findChildElements(document, $A(arguments));
-}
-
-var Form = {
- reset: function(form) {
- form = $(form);
- form.reset();
- return form;
- },
-
- serializeElements: function(elements, options) {
- if (typeof options != 'object') options = { hash: !!options };
- else if (Object.isUndefined(options.hash)) options.hash = true;
- var key, value, submitted = false, submit = options.submit;
-
- var data = elements.inject({ }, function(result, element) {
- if (!element.disabled && element.name) {
- key = element.name; value = $(element).getValue();
- if (value != null && element.type != 'file' && (element.type != 'submit' || (!submitted &&
- submit !== false && (!submit || key == submit) && (submitted = true)))) {
- if (key in result) {
- if (!Object.isArray(result[key])) result[key] = [result[key]];
- result[key].push(value);
- }
- else result[key] = value;
- }
- }
- return result;
- });
-
- return options.hash ? data : Object.toQueryString(data);
- }
-};
-
-Form.Methods = {
- serialize: function(form, options) {
- return Form.serializeElements(Form.getElements(form), options);
- },
-
- getElements: function(form) {
- var elements = $(form).getElementsByTagName('*'),
- element,
- arr = [ ],
- serializers = Form.Element.Serializers;
- for (var i = 0; element = elements[i]; i++) {
- arr.push(element);
- }
- return arr.inject([], function(elements, child) {
- if (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 = $(form).getElements().findAll(function(element) {
- return 'hidden' != element.type && !element.disabled;
- });
- var firstByIndex = elements.findAll(function(element) {
- return element.hasAttribute('tabIndex') && element.tabIndex >= 0;
- }).sortBy(function(element) { return element.tabIndex }).first();
-
- return firstByIndex ? firstByIndex : elements.find(function(element) {
- return /^(?:input|select|textarea)$/i.test(element.tagName);
- });
- },
-
- 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 = $(element);
- try {
- element.focus();
- if (element.select && (element.tagName.toLowerCase() != 'input' ||
- !(/^(?:button|reset|submit)$/i.test(element.type))))
- element.select();
- } catch (e) { }
- return element;
- },
-
- disable: function(element) {
- element = $(element);
- element.disabled = true;
- return element;
- },
-
- enable: function(element) {
- element = $(element);
- element.disabled = false;
- return element;
- }
-};
-
-/*--------------------------------------------------------------------------*/
-
-var Field = Form.Element;
-
-var $F = Form.Element.Methods.getValue;
-
-/*--------------------------------------------------------------------------*/
-
-Form.Element.Serializers = {
- input: function(element, value) {
- switch (element.type.toLowerCase()) {
- case 'checkbox':
- case 'radio':
- return Form.Element.Serializers.inputSelector(element, value);
- default:
- return Form.Element.Serializers.textarea(element, value);
- }
- },
-
- inputSelector: function(element, value) {
- if (Object.isUndefined(value)) return element.checked ? element.value : null;
- else element.checked = !!value;
- },
-
- textarea: function(element, value) {
- if (Object.isUndefined(value)) return element.value;
- else element.value = value;
- },
-
- select: function(element, value) {
- if (Object.isUndefined(value))
- return this[element.type == 'select-one' ?
- 'selectOne' : 'selectMany'](element);
- else {
- var opt, currentValue, single = !Object.isArray(value);
- for (var i = 0, length = element.length; i < length; i++) {
- opt = element.options[i];
- currentValue = this.optionValue(opt);
- if (single) {
- if (currentValue == value) {
- opt.selected = true;
- return;
- }
- }
- else opt.selected = value.include(currentValue);
- }
- }
- },
-
- selectOne: function(element) {
- var index = element.selectedIndex;
- return index >= 0 ? this.optionValue(element.options[index]) : null;
- },
-
- selectMany: function(element) {
- var values, length = element.length;
- if (!length) return null;
-
- for (var i = 0, values = []; i < length; i++) {
- var opt = element.options[i];
- if (opt.selected) values.push(this.optionValue(opt));
- }
- return values;
- },
-
- optionValue: function(opt) {
- return Element.extend(opt).hasAttribute('value') ? opt.value : opt.text;
- }
-};
-
-/*--------------------------------------------------------------------------*/
-
-
-Abstract.TimedObserver = Class.create(PeriodicalExecuter, {
- initialize: function($super, element, frequency, callback) {
- $super(callback, frequency);
- this.element = $(element);
- this.lastValue = this.getValue();
- },
-
- execute: function() {
- var value = this.getValue();
- if (Object.isString(this.lastValue) && Object.isString(value) ?
- this.lastValue != value : String(this.lastValue) != String(value)) {
- this.callback(this.element, value);
- this.lastValue = value;
- }
- }
-});
-
-Form.Element.Observer = Class.create(Abstract.TimedObserver, {
- getValue: function() {
- return Form.Element.getValue(this.element);
- }
-});
-
-Form.Observer = Class.create(Abstract.TimedObserver, {
- getValue: function() {
- return Form.serialize(this.element);
- }
-});
-
-/*--------------------------------------------------------------------------*/
-
-Abstract.EventObserver = Class.create({
- initialize: function(element, callback) {
- this.element = $(element);
- this.callback = callback;
-
- this.lastValue = this.getValue();
- if (this.element.tagName.toLowerCase() == 'form')
- this.registerFormCallbacks();
- else
- this.registerCallback(this.element);
- },
-
- onElementEvent: function() {
- var value = this.getValue();
- if (this.lastValue != value) {
- this.callback(this.element, value);
- this.lastValue = value;
- }
- },
-
- registerFormCallbacks: function() {
- Form.getElements(this.element).each(this.registerCallback, this);
- },
-
- registerCallback: function(element) {
- if (element.type) {
- switch (element.type.toLowerCase()) {
- case 'checkbox':
- case 'radio':
- Event.observe(element, 'click', this.onElementEvent.bind(this));
- break;
- default:
- Event.observe(element, 'change', this.onElementEvent.bind(this));
- break;
- }
- }
- }
-});
-
-Form.Element.EventObserver = Class.create(Abstract.EventObserver, {
- getValue: function() {
- return Form.Element.getValue(this.element);
- }
-});
-
-Form.EventObserver = Class.create(Abstract.EventObserver, {
- getValue: function() {
- return Form.serialize(this.element);
- }
-});
-(function() {
-
- var Event = {
- KEY_BACKSPACE: 8,
- KEY_TAB: 9,
- KEY_RETURN: 13,
- KEY_ESC: 27,
- KEY_LEFT: 37,
- KEY_UP: 38,
- KEY_RIGHT: 39,
- KEY_DOWN: 40,
- KEY_DELETE: 46,
- KEY_HOME: 36,
- KEY_END: 35,
- KEY_PAGEUP: 33,
- KEY_PAGEDOWN: 34,
- KEY_INSERT: 45,
-
- cache: {}
- };
-
- var docEl = document.documentElement;
- var MOUSEENTER_MOUSELEAVE_EVENTS_SUPPORTED = 'onmouseenter' in docEl
- && 'onmouseleave' in docEl;
-
- 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);
- };
- }
-
- function isLeftClick(event) { return _isButton(event, 0) }
-
- function isMiddleClick(event) { return _isButton(event, 1) }
-
- function isRightClick(event) { return _isButton(event, 2) }
-
- function element(event) {
- event = Event.extend(event);
-
- var node = event.target, type = event.type,
- currentTarget = event.currentTarget;
-
- if (currentTarget && currentTarget.tagName) {
- if (type === 'load' || type === 'error' ||
- (type === 'click' && currentTarget.tagName.toLowerCase() === 'input'
- && currentTarget.type === 'radio'))
- node = currentTarget;
- }
-
- if (node.nodeType == Node.TEXT_NODE)
- node = node.parentNode;
-
- return Element.extend(node);
- }
-
- function findElement(event, expression) {
- var element = Event.element(event);
- if (!expression) return element;
- var elements = [element].concat(element.ancestors());
- return Selector.findElement(elements, expression, 0);
- }
-
- function pointer(event) {
- return { x: pointerX(event), y: pointerY(event) };
- }
-
- function pointerX(event) {
- var docElement = document.documentElement,
- body = document.body || { scrollLeft: 0 };
-
- return event.pageX || (event.clientX +
- (docElement.scrollLeft || body.scrollLeft) -
- (docElement.clientLeft || 0));
- }
-
- function pointerY(event) {
- var docElement = document.documentElement,
- body = document.body || { scrollTop: 0 };
-
- return event.pageY || (event.clientY +
- (docElement.scrollTop || body.scrollTop) -
- (docElement.clientTop || 0));
- }
-
-
- function stop(event) {
- Event.extend(event);
- event.preventDefault();
- event.stopPropagation();
-
- event.stopped = true;
- }
-
- Event.Methods = {
- isLeftClick: isLeftClick,
- isMiddleClick: isMiddleClick,
- isRightClick: isRightClick,
-
- element: element,
- findElement: findElement,
-
- pointer: pointer,
- pointerX: pointerX,
- pointerY: pointerY,
-
- stop: stop
- };
-
-
- var methods = Object.keys(Event.Methods).inject({ }, function(m, name) {
- m[name] = Event.Methods[name].methodize();
- return m;
- });
-
- if (Prototype.Browser.IE) {
- function _relatedTarget(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);
- }
-
- Object.extend(methods, {
- stopPropagation: function() { this.cancelBubble = true },
- preventDefault: function() { this.returnValue = false },
- inspect: function() { return '[object Event]' }
- });
-
- Event.extend = function(event, element) {
- if (!event) return false;
- if (event._extendedByPrototype) return event;
-
- event._extendedByPrototype = Prototype.emptyFunction;
- var pointer = Event.pointer(event);
-
- Object.extend(event, {
- target: event.srcElement || element,
- relatedTarget: _relatedTarget(event),
- pageX: pointer.x,
- pageY: pointer.y
- });
-
- return Object.extend(event, methods);
- };
- } else {
- Event.prototype = window.Event.prototype || document.createEvent('HTMLEvents').__proto__;
- Object.extend(Event.prototype, methods);
- Event.extend = Prototype.K;
- }
-
- function _createResponder(element, eventName, handler) {
- var registry = Element.retrieve(element, 'prototype_event_registry');
-
- if (Object.isUndefined(registry)) {
- CACHE.push(element);
- registry = Element.retrieve(element, 'prototype_event_registry', $H());
- }
-
- var respondersForEvent = registry.get(eventName);
- if (Object.isUndefined(respondersForEvent)) {
- respondersForEvent = [];
- registry.set(eventName, respondersForEvent);
- }
-
- if (respondersForEvent.pluck('handler').include(handler)) return false;
-
- var responder;
- if (eventName.include(":")) {
- responder = function(event) {
- if (Object.isUndefined(event.eventName))
- return false;
-
- if (event.eventName !== eventName)
- return false;
-
- Event.extend(event, element);
- handler.call(element, event);
- };
- } else {
- if (!MOUSEENTER_MOUSELEAVE_EVENTS_SUPPORTED &&
- (eventName === "mouseenter" || eventName === "mouseleave")) {
- if (eventName === "mouseenter" || eventName === "mouseleave") {
- responder = function(event) {
- Event.extend(event, element);
-
- var parent = event.relatedTarget;
- while (parent && parent !== element) {
- try { parent = parent.parentNode; }
- catch(e) { parent = element; }
- }
-
- if (parent === element) return;
-
- handler.call(element, event);
- };
- }
- } else {
- responder = function(event) {
- Event.extend(event, element);
- handler.call(element, event);
- };
- }
- }
-
- responder.handler = handler;
- respondersForEvent.push(responder);
- return responder;
- }
-
- function _destroyCache() {
- for (var i = 0, length = CACHE.length; i < length; i++) {
- Event.stopObserving(CACHE[i]);
- CACHE[i] = null;
- }
- }
-
- var CACHE = [];
-
- if (Prototype.Browser.IE)
- window.attachEvent('onunload', _destroyCache);
-
- if (Prototype.Browser.WebKit)
- window.addEventListener('unload', Prototype.emptyFunction, false);
-
-
- var _getDOMEventName = Prototype.K;
-
- if (!MOUSEENTER_MOUSELEAVE_EVENTS_SUPPORTED) {
- _getDOMEventName = function(eventName) {
- var translations = { mouseenter: "mouseover", mouseleave: "mouseout" };
- return eventName in translations ? translations[eventName] : eventName;
- };
- }
-
- function observe(element, eventName, handler) {
- element = $(element);
-
- var responder = _createResponder(element, eventName, handler);
-
- if (!responder) return element;
-
- if (eventName.include(':')) {
- if (element.addEventListener)
- element.addEventListener("dataavailable", responder, false);
- else {
- element.attachEvent("ondataavailable", responder);
- element.attachEvent("onfilterchange", responder);
- }
- } else {
- var actualEventName = _getDOMEventName(eventName);
-
- if (element.addEventListener)
- element.addEventListener(actualEventName, responder, false);
- else
- element.attachEvent("on" + actualEventName, responder);
- }
-
- return element;
- }
-
- function stopObserving(element, eventName, handler) {
- element = $(element);
-
- var registry = Element.retrieve(element, 'prototype_event_registry');
-
- if (Object.isUndefined(registry)) return element;
-
- if (eventName && !handler) {
- var responders = registry.get(eventName);
-
- if (Object.isUndefined(responders)) return element;
-
- responders.each( function(r) {
- Element.stopObserving(element, eventName, r.handler);
- });
- return element;
- } else if (!eventName) {
- registry.each( function(pair) {
- var eventName = pair.key, responders = pair.value;
-
- responders.each( function(r) {
- Element.stopObserving(element, eventName, r.handler);
- });
- });
- return element;
- }
-
- var responders = registry.get(eventName);
-
- if (!responders) return;
-
- var responder = responders.find( function(r) { return r.handler === handler; });
- if (!responder) return element;
-
- var actualEventName = _getDOMEventName(eventName);
-
- if (eventName.include(':')) {
- if (element.removeEventListener)
- element.removeEventListener("dataavailable", responder, false);
- else {
- element.detachEvent("ondataavailable", responder);
- element.detachEvent("onfilterchange", responder);
- }
- } else {
- if (element.removeEventListener)
- element.removeEventListener(actualEventName, responder, false);
- else
- element.detachEvent('on' + actualEventName, responder);
- }
-
- registry.set(eventName, responders.without(responder));
-
- return element;
- }
-
- function fire(element, eventName, memo, bubble) {
- element = $(element);
-
- if (Object.isUndefined(bubble))
- bubble = true;
-
- 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 = bubble ? 'ondataavailable' : 'onfilterchange';
- }
-
- 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);
-
- Object.extend(Event, {
- fire: fire,
- observe: observe,
- stopObserving: stopObserving
- });
-
- Element.addMethods({
- fire: fire,
-
- observe: observe,
-
- stopObserving: stopObserving
- });
-
- Object.extend(document, {
- fire: fire.methodize(),
-
- observe: observe.methodize(),
-
- stopObserving: stopObserving.methodize(),
-
- loaded: false
- });
-
- if (window.Event) Object.extend(window.Event, Event);
- else window.Event = Event;
-})();
-
-(function() {
- /* Support for the DOMContentLoaded event is based on work by Dan Webb,
- Matthias Miller, Dean Edwards, John Resig, and Diego Perini. */
-
- var timer;
-
- function fireContentLoadedEvent() {
- if (document.loaded) return;
- if (timer) window.clearTimeout(timer);
- document.loaded = true;
- document.fire('dom:loaded');
- }
-
- function checkReadyState() {
- if (document.readyState === 'complete') {
- document.stopObserving('readystatechange', checkReadyState);
- fireContentLoadedEvent();
- }
- }
-
- function pollDoScroll() {
- try { document.documentElement.doScroll('left'); }
- catch(e) {
- timer = pollDoScroll.defer();
- return;
- }
- fireContentLoadedEvent();
- }
-
- if (document.addEventListener) {
- document.addEventListener('DOMContentLoaded', fireContentLoadedEvent, false);
- } else {
- document.observe('readystatechange', checkReadyState);
- if (window == top)
- timer = pollDoScroll.defer();
- }
-
- Event.observe(window, 'load', fireContentLoadedEvent);
-})();
-
-Element.addMethods();
-
-/*------------------------------- 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');
-
-var Position = {
- includeScrollOffsets: false,
-
- prepare: function() {
- this.deltaX = window.pageXOffset
- || document.documentElement.scrollLeft
- || document.body.scrollLeft
- || 0;
- this.deltaY = window.pageYOffset
- || document.documentElement.scrollTop
- || document.body.scrollTop
- || 0;
- },
-
- within: function(element, x, y) {
- if (this.includeScrollOffsets)
- return this.withinIncludingScrolloffsets(element, x, y);
- this.xcomp = x;
- this.ycomp = y;
- this.offset = Element.cumulativeOffset(element);
-
- return (y >= this.offset[1] &&
- y < this.offset[1] + element.offsetHeight &&
- x >= this.offset[0] &&
- x < this.offset[0] + element.offsetWidth);
- },
-
- withinIncludingScrolloffsets: function(element, x, y) {
- var offsetcache = Element.cumulativeScrollOffset(element);
-
- this.xcomp = x + offsetcache[0] - this.deltaX;
- this.ycomp = y + offsetcache[1] - this.deltaY;
- this.offset = Element.cumulativeOffset(element);
-
- return (this.ycomp >= this.offset[1] &&
- this.ycomp < this.offset[1] + element.offsetHeight &&
- this.xcomp >= this.offset[0] &&
- this.xcomp < this.offset[0] + element.offsetWidth);
- },
-
- overlap: function(mode, element) {
- if (!mode) return 0;
- if (mode == 'vertical')
- return ((this.offset[1] + element.offsetHeight) - this.ycomp) /
- element.offsetHeight;
- if (mode == 'horizontal')
- return ((this.offset[0] + element.offsetWidth) - this.xcomp) /
- element.offsetWidth;
- },
-
-
- cumulativeOffset: Element.Methods.cumulativeOffset,
-
- positionedOffset: Element.Methods.positionedOffset,
-
- absolutize: function(element) {
- Position.prepare();
- return Element.absolutize(element);
- },
-
- relativize: function(element) {
- Position.prepare();
- return Element.relativize(element);
- },
-
- realOffset: Element.Methods.cumulativeScrollOffset,
-
- offsetParent: Element.Methods.getOffsetParent,
-
- page: Element.Methods.viewportOffset,
-
- clone: function(source, target, options) {
- options = options || { };
- return Element.clonePosition(target, source, options);
- }
-};
-
-/*--------------------------------------------------------------------------*/
-
-if (!document.getElementsByClassName) document.getElementsByClassName = function(instanceMethods){
- function iter(name) {
- return name.blank() ? null : "[contains(concat(' ', @class, ' '), ' " + name + " ')]";
- }
-
- instanceMethods.getElementsByClassName = Prototype.BrowserFeatures.XPath ?
- function(element, className) {
- className = className.toString().strip();
- var cond = /\s/.test(className) ? $w(className).map(iter).join('') : iter(className);
- return cond ? document._getElementsByXPath('.//*' + cond, element) : [];
- } : function(element, className) {
- className = className.toString().strip();
- var elements = [], classNames = (/\s/.test(className) ? $w(className) : null);
- if (!classNames && !className) return elements;
-
- var nodes = $(element).getElementsByTagName('*');
- className = ' ' + className + ' ';
-
- for (var i = 0, child, cn; child = nodes[i]; i++) {
- if (child.className && (cn = ' ' + child.className + ' ') && (cn.include(className) ||
- (classNames && classNames.all(function(name) {
- return !name.toString().blank() && cn.include(' ' + name + ' ');
- }))))
- elements.push(Element.extend(child));
- }
- return elements;
- };
-
- return function(className, parentElement) {
- return $(parentElement || document.body).getElementsByClassName(className);
- };
-}(Element.Methods);
-
-/*--------------------------------------------------------------------------*/
-
-Element.ClassNames = Class.create();
-Element.ClassNames.prototype = {
- initialize: function(element) {
- this.element = $(element);
- },
-
- _each: function(iterator) {
- this.element.className.split(/\s+/).select(function(name) {
- return name.length > 0;
- })._each(iterator);
- },
-
- set: function(className) {
- this.element.className = className;
- },
-
- add: function(classNameToAdd) {
- if (this.include(classNameToAdd)) return;
- this.set($A(this).concat(classNameToAdd).join(' '));
- },
-
- remove: function(classNameToRemove) {
- if (!this.include(classNameToRemove)) return;
- this.set($A(this).without(classNameToRemove).join(' '));
- },
-
- toString: function() {
- return $A(this).join(' ');
- }
-};
-
-Object.extend(Element.ClassNames.prototype, Enumerable);
-
-/*--------------------------------------------------------------------------*/
--- /dev/null
+/* Prototype JavaScript framework, version 1.6.1
+ * (c) 2005-2009 Sam Stephenson
+ *
+ * Prototype is freely distributable under the terms of an MIT-style license.
+ * For details, see the Prototype web site: http://www.prototypejs.org/
+ *
+ *--------------------------------------------------------------------------*/
+
+var Prototype = {
+ Version: '1.6.1',
+
+ Browser: (function(){
+ var ua = navigator.userAgent;
+ var isOpera = Object.prototype.toString.call(window.opera) == '[object Opera]';
+ return {
+ IE: !!window.attachEvent && !isOpera,
+ Opera: isOpera,
+ WebKit: ua.indexOf('AppleWebKit/') > -1,
+ Gecko: ua.indexOf('Gecko') > -1 && ua.indexOf('KHTML') === -1,
+ MobileSafari: /Apple.*Mobile.*Safari/.test(ua)
+ }
+ })(),
+
+ BrowserFeatures: {
+ XPath: !!document.evaluate,
+ SelectorsAPI: !!document.querySelector,
+ ElementExtensions: (function() {
+ var constructor = window.Element || window.HTMLElement;
+ return !!(constructor && constructor.prototype);
+ })(),
+ SpecificElementExtensions: (function() {
+ if (typeof window.HTMLDivElement !== 'undefined')
+ return true;
+
+ var div = document.createElement('div');
+ var form = document.createElement('form');
+ var isSupported = false;
+
+ if (div['__proto__'] && (div['__proto__'] !== form['__proto__'])) {
+ isSupported = true;
+ }
+
+ div = form = null;
+
+ return isSupported;
+ })()
+ },
+
+ ScriptFragment: '<script[^>]*>([\\S\\s]*?)<\/script>',
+ JSONFilter: /^\/\*-secure-([\s\S]*)\*\/\s*$/,
+
+ emptyFunction: function() { },
+ K: function(x) { return x }
+};
+
+if (Prototype.Browser.MobileSafari)
+ Prototype.BrowserFeatures.SpecificElementExtensions = false;
+
+
+var Abstract = { };
+
+
+var Try = {
+ these: function() {
+ var returnValue;
+
+ for (var i = 0, length = arguments.length; i < length; i++) {
+ var lambda = arguments[i];
+ try {
+ returnValue = lambda();
+ break;
+ } catch (e) { }
+ }
+
+ return returnValue;
+ }
+};
+
+/* Based on Alex Arnell's inheritance implementation. */
+
+var Class = (function() {
+ function subclass() {};
+ function create() {
+ var parent = null, properties = $A(arguments);
+ if (Object.isFunction(properties[0]))
+ parent = properties.shift();
+
+ function klass() {
+ this.initialize.apply(this, arguments);
+ }
+
+ Object.extend(klass, Class.Methods);
+ klass.superclass = parent;
+ klass.subclasses = [];
+
+ if (parent) {
+ subclass.prototype = parent.prototype;
+ klass.prototype = new subclass;
+ parent.subclasses.push(klass);
+ }
+
+ for (var i = 0; i < properties.length; i++)
+ klass.addMethods(properties[i]);
+
+ if (!klass.prototype.initialize)
+ klass.prototype.initialize = Prototype.emptyFunction;
+
+ klass.prototype.constructor = klass;
+ return klass;
+ }
+
+ function addMethods(source) {
+ var ancestor = this.superclass && this.superclass.prototype;
+ var properties = Object.keys(source);
+
+ if (!Object.keys({ toString: true }).length) {
+ if (source.toString != Object.prototype.toString)
+ properties.push("toString");
+ if (source.valueOf != Object.prototype.valueOf)
+ properties.push("valueOf");
+ }
+
+ for (var i = 0, length = properties.length; i < length; i++) {
+ var property = properties[i], value = source[property];
+ if (ancestor && Object.isFunction(value) &&
+ value.argumentNames().first() == "$super") {
+ var method = value;
+ value = (function(m) {
+ return function() { return ancestor[m].apply(this, arguments); };
+ })(property).wrap(method);
+
+ value.valueOf = method.valueOf.bind(method);
+ value.toString = method.toString.bind(method);
+ }
+ this.prototype[property] = value;
+ }
+
+ return this;
+ }
+
+ return {
+ create: create,
+ Methods: {
+ addMethods: addMethods
+ }
+ };
+})();
+(function() {
+
+ var _toString = Object.prototype.toString;
+
+ function extend(destination, source) {
+ for (var property in source)
+ destination[property] = source[property];
+ return destination;
+ }
+
+ function inspect(object) {
+ try {
+ if (isUndefined(object)) return 'undefined';
+ if (object === null) return 'null';
+ return object.inspect ? object.inspect() : String(object);
+ } catch (e) {
+ if (e instanceof RangeError) return '...';
+ throw e;
+ }
+ }
+
+ function toJSON(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 (isElement(object)) return;
+
+ var results = [];
+ for (var property in object) {
+ var value = toJSON(object[property]);
+ if (!isUndefined(value))
+ results.push(property.toJSON() + ': ' + value);
+ }
+
+ return '{' + results.join(', ') + '}';
+ }
+
+ function toQueryString(object) {
+ return $H(object).toQueryString();
+ }
+
+ function toHTML(object) {
+ return object && object.toHTML ? object.toHTML() : String.interpret(object);
+ }
+
+ function keys(object) {
+ var results = [];
+ for (var property in object)
+ results.push(property);
+ return results;
+ }
+
+ function values(object) {
+ var results = [];
+ for (var property in object)
+ results.push(object[property]);
+ return results;
+ }
+
+ function clone(object) {
+ return extend({ }, object);
+ }
+
+ function isElement(object) {
+ return !!(object && object.nodeType == 1);
+ }
+
+ function isArray(object) {
+ return _toString.call(object) == "[object Array]";
+ }
+
+
+ function isHash(object) {
+ return object instanceof Hash;
+ }
+
+ function isFunction(object) {
+ return typeof object === "function";
+ }
+
+ function isString(object) {
+ return _toString.call(object) == "[object String]";
+ }
+
+ function isNumber(object) {
+ return _toString.call(object) == "[object Number]";
+ }
+
+ function isUndefined(object) {
+ return typeof object === "undefined";
+ }
+
+ extend(Object, {
+ extend: extend,
+ inspect: inspect,
+ toJSON: toJSON,
+ toQueryString: toQueryString,
+ toHTML: toHTML,
+ keys: keys,
+ values: values,
+ clone: clone,
+ isElement: isElement,
+ isArray: isArray,
+ isHash: isHash,
+ isFunction: isFunction,
+ isString: isString,
+ isNumber: isNumber,
+ isUndefined: isUndefined
+ });
+})();
+Object.extend(Function.prototype, (function() {
+ var slice = Array.prototype.slice;
+
+ function update(array, args) {
+ var arrayLength = array.length, length = args.length;
+ while (length--) array[arrayLength + length] = args[length];
+ return array;
+ }
+
+ function merge(array, args) {
+ array = slice.call(array, 0);
+ return update(array, args);
+ }
+
+ function argumentNames() {
+ var names = this.toString().match(/^[\s\(]*function[^(]*\(([^)]*)\)/)[1]
+ .replace(/\/\/.*?[\r\n]|\/\*(?:.|[\r\n])*?\*\//g, '')
+ .replace(/\s+/g, '').split(',');
+ return names.length == 1 && !names[0] ? [] : names;
+ }
+
+ function bind(context) {
+ if (arguments.length < 2 && Object.isUndefined(arguments[0])) return this;
+ var __method = this, args = slice.call(arguments, 1);
+ return function() {
+ var a = merge(args, arguments);
+ return __method.apply(context, a);
+ }
+ }
+
+ function bindAsEventListener(context) {
+ var __method = this, args = slice.call(arguments, 1);
+ return function(event) {
+ var a = update([event || window.event], args);
+ return __method.apply(context, a);
+ }
+ }
+
+ function curry() {
+ if (!arguments.length) return this;
+ var __method = this, args = slice.call(arguments, 0);
+ return function() {
+ var a = merge(args, arguments);
+ return __method.apply(this, a);
+ }
+ }
+
+ function delay(timeout) {
+ var __method = this, args = slice.call(arguments, 1);
+ timeout = timeout * 1000
+ return window.setTimeout(function() {
+ return __method.apply(__method, args);
+ }, timeout);
+ }
+
+ function defer() {
+ var args = update([0.01], arguments);
+ return this.delay.apply(this, args);
+ }
+
+ function wrap(wrapper) {
+ var __method = this;
+ return function() {
+ var a = update([__method.bind(this)], arguments);
+ return wrapper.apply(this, a);
+ }
+ }
+
+ function methodize() {
+ if (this._methodized) return this._methodized;
+ var __method = this;
+ return this._methodized = function() {
+ var a = update([this], arguments);
+ return __method.apply(null, a);
+ };
+ }
+
+ return {
+ argumentNames: argumentNames,
+ bind: bind,
+ bindAsEventListener: bindAsEventListener,
+ curry: curry,
+ delay: delay,
+ defer: defer,
+ wrap: wrap,
+ methodize: methodize
+ }
+})());
+
+
+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"';
+};
+
+
+RegExp.prototype.match = RegExp.prototype.test;
+
+RegExp.escape = function(str) {
+ return String(str).replace(/([.*+?^=!:${}()|[\]\/\\])/g, '\\$1');
+};
+var PeriodicalExecuter = Class.create({
+ initialize: function(callback, frequency) {
+ this.callback = callback;
+ this.frequency = frequency;
+ this.currentlyExecuting = false;
+
+ this.registerCallback();
+ },
+
+ registerCallback: function() {
+ this.timer = setInterval(this.onTimerEvent.bind(this), this.frequency * 1000);
+ },
+
+ execute: function() {
+ this.callback(this);
+ },
+
+ stop: function() {
+ if (!this.timer) return;
+ clearInterval(this.timer);
+ this.timer = null;
+ },
+
+ onTimerEvent: function() {
+ if (!this.currentlyExecuting) {
+ try {
+ this.currentlyExecuting = true;
+ this.execute();
+ this.currentlyExecuting = false;
+ } catch(e) {
+ this.currentlyExecuting = false;
+ throw e;
+ }
+ }
+ }
+});
+Object.extend(String, {
+ interpret: function(value) {
+ return value == null ? '' : String(value);
+ },
+ specialChar: {
+ '\b': '\\b',
+ '\t': '\\t',
+ '\n': '\\n',
+ '\f': '\\f',
+ '\r': '\\r',
+ '\\': '\\\\'
+ }
+});
+
+Object.extend(String.prototype, (function() {
+
+ function prepareReplacement(replacement) {
+ if (Object.isFunction(replacement)) return replacement;
+ var template = new Template(replacement);
+ return function(match) { return template.evaluate(match) };
+ }
+
+ function gsub(pattern, replacement) {
+ var result = '', source = this, match;
+ replacement = prepareReplacement(replacement);
+
+ if (Object.isString(pattern))
+ pattern = RegExp.escape(pattern);
+
+ if (!(pattern.length || pattern.source)) {
+ replacement = replacement('');
+ return replacement + source.split('').join(replacement) + 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;
+ }
+
+ function sub(pattern, replacement, count) {
+ replacement = prepareReplacement(replacement);
+ count = Object.isUndefined(count) ? 1 : count;
+
+ return this.gsub(pattern, function(match) {
+ if (--count < 0) return match[0];
+ return replacement(match);
+ });
+ }
+
+ function scan(pattern, iterator) {
+ this.gsub(pattern, iterator);
+ return String(this);
+ }
+
+ function truncate(length, truncation) {
+ length = length || 30;
+ truncation = Object.isUndefined(truncation) ? '...' : truncation;
+ return this.length > length ?
+ this.slice(0, length - truncation.length) + truncation : String(this);
+ }
+
+ function strip() {
+ return this.replace(/^\s+/, '').replace(/\s+$/, '');
+ }
+
+ function stripTags() {
+ return this.replace(/<\w+(\s+("[^"]*"|'[^']*'|[^>])+)?>|<\/\w+>/gi, '');
+ }
+
+ function stripScripts() {
+ return this.replace(new RegExp(Prototype.ScriptFragment, 'img'), '');
+ }
+
+ function extractScripts() {
+ var matchAll = new RegExp(Prototype.ScriptFragment, 'img');
+ var matchOne = new RegExp(Prototype.ScriptFragment, 'im');
+ return (this.match(matchAll) || []).map(function(scriptTag) {
+ return (scriptTag.match(matchOne) || ['', ''])[1];
+ });
+ }
+
+ function evalScripts() {
+ return this.extractScripts().map(function(script) { return eval(script) });
+ }
+
+ function escapeHTML() {
+ return this.replace(/&/g,'&').replace(/</g,'<').replace(/>/g,'>');
+ }
+
+ function unescapeHTML() {
+ return this.stripTags().replace(/</g,'<').replace(/>/g,'>').replace(/&/g,'&');
+ }
+
+
+ function toQueryParams(separator) {
+ var match = this.strip().match(/([^?#]*)(#.*)?$/);
+ if (!match) return { };
+
+ return match[1].split(separator || '&').inject({ }, function(hash, pair) {
+ if ((pair = pair.split('='))[0]) {
+ var key = decodeURIComponent(pair.shift());
+ 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;
+ });
+ }
+
+ function toArray() {
+ return this.split('');
+ }
+
+ function succ() {
+ return this.slice(0, this.length - 1) +
+ String.fromCharCode(this.charCodeAt(this.length - 1) + 1);
+ }
+
+ function times(count) {
+ return count < 1 ? '' : new Array(count + 1).join(this);
+ }
+
+ function camelize() {
+ 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;
+ }
+
+ function capitalize() {
+ return this.charAt(0).toUpperCase() + this.substring(1).toLowerCase();
+ }
+
+ function underscore() {
+ return this.replace(/::/g, '/')
+ .replace(/([A-Z]+)([A-Z][a-z])/g, '$1_$2')
+ .replace(/([a-z\d])([A-Z])/g, '$1_$2')
+ .replace(/-/g, '_')
+ .toLowerCase();
+ }
+
+ function dasherize() {
+ return this.replace(/_/g, '-');
+ }
+
+ function inspect(useDoubleQuotes) {
+ var escapedString = this.replace(/[\x00-\x1f\\]/g, function(character) {
+ if (character in String.specialChar) {
+ return String.specialChar[character];
+ }
+ return '\\u00' + character.charCodeAt().toPaddedString(2, 16);
+ });
+ if (useDoubleQuotes) return '"' + escapedString.replace(/"/g, '\\"') + '"';
+ return "'" + escapedString.replace(/'/g, '\\\'') + "'";
+ }
+
+ function toJSON() {
+ return this.inspect(true);
+ }
+
+ function unfilterJSON(filter) {
+ return this.replace(filter || Prototype.JSONFilter, '$1');
+ }
+
+ function isJSON() {
+ var str = this;
+ if (str.blank()) return false;
+ str = this.replace(/\\./g, '@').replace(/"[^"\\\n\r]*"/g, '');
+ return (/^[,:{}\[\]0-9.\-+Eaeflnr-u \n\r\t]*$/).test(str);
+ }
+
+ function evalJSON(sanitize) {
+ var json = this.unfilterJSON();
+ try {
+ if (!sanitize || json.isJSON()) return eval('(' + json + ')');
+ } catch (e) { }
+ throw new SyntaxError('Badly formed JSON string: ' + this.inspect());
+ }
+
+ function include(pattern) {
+ return this.indexOf(pattern) > -1;
+ }
+
+ function startsWith(pattern) {
+ return this.indexOf(pattern) === 0;
+ }
+
+ function endsWith(pattern) {
+ var d = this.length - pattern.length;
+ return d >= 0 && this.lastIndexOf(pattern) === d;
+ }
+
+ function empty() {
+ return this == '';
+ }
+
+ function blank() {
+ return /^\s*$/.test(this);
+ }
+
+ function interpolate(object, pattern) {
+ return new Template(this, pattern).evaluate(object);
+ }
+
+ return {
+ gsub: gsub,
+ sub: sub,
+ scan: scan,
+ truncate: truncate,
+ strip: String.prototype.trim ? String.prototype.trim : strip,
+ stripTags: stripTags,
+ stripScripts: stripScripts,
+ extractScripts: extractScripts,
+ evalScripts: evalScripts,
+ escapeHTML: escapeHTML,
+ unescapeHTML: unescapeHTML,
+ toQueryParams: toQueryParams,
+ parseQuery: toQueryParams,
+ toArray: toArray,
+ succ: succ,
+ times: times,
+ camelize: camelize,
+ capitalize: capitalize,
+ underscore: underscore,
+ dasherize: dasherize,
+ inspect: inspect,
+ toJSON: toJSON,
+ unfilterJSON: unfilterJSON,
+ isJSON: isJSON,
+ evalJSON: evalJSON,
+ include: include,
+ startsWith: startsWith,
+ endsWith: endsWith,
+ empty: empty,
+ blank: blank,
+ interpolate: interpolate
+ };
+})());
+
+var Template = Class.create({
+ initialize: function(template, pattern) {
+ this.template = template.toString();
+ this.pattern = pattern || Template.Pattern;
+ },
+
+ evaluate: function(object) {
+ if (object && Object.isFunction(object.toTemplateReplacements))
+ object = object.toTemplateReplacements();
+
+ return this.template.gsub(this.pattern, function(match) {
+ if (object == null) return (match[1] + '');
+
+ var before = match[1] || '';
+ if (before == '\\') return match[2];
+
+ var ctx = object, expr = match[3];
+ var pattern = /^([^.[]+|\[((?:.*?[^\\])?)\])(\.|\[|$)/;
+ match = pattern.exec(expr);
+ if (match == null) return before;
+
+ while (match != null) {
+ var comp = match[1].startsWith('[') ? match[2].replace(/\\\\]/g, ']') : match[1];
+ ctx = ctx[comp];
+ if (null == ctx || '' == match[3]) break;
+ expr = expr.substring('[' == match[3] ? match[1].length : match[0].length);
+ match = pattern.exec(expr);
+ }
+
+ return before + String.interpret(ctx);
+ });
+ }
+});
+Template.Pattern = /(^|.|\r|\n)(#\{(.*?)\})/;
+
+var $break = { };
+
+var Enumerable = (function() {
+ function each(iterator, context) {
+ var index = 0;
+ try {
+ this._each(function(value) {
+ iterator.call(context, value, index++);
+ });
+ } catch (e) {
+ if (e != $break) throw e;
+ }
+ return this;
+ }
+
+ function eachSlice(number, iterator, context) {
+ var index = -number, slices = [], array = this.toArray();
+ if (number < 1) return array;
+ while ((index += number) < array.length)
+ slices.push(array.slice(index, index+number));
+ return slices.collect(iterator, context);
+ }
+
+ function all(iterator, context) {
+ iterator = iterator || Prototype.K;
+ var result = true;
+ this.each(function(value, index) {
+ result = result && !!iterator.call(context, value, index);
+ if (!result) throw $break;
+ });
+ return result;
+ }
+
+ function any(iterator, context) {
+ iterator = iterator || Prototype.K;
+ var result = false;
+ this.each(function(value, index) {
+ if (result = !!iterator.call(context, value, index))
+ throw $break;
+ });
+ return result;
+ }
+
+ function collect(iterator, context) {
+ iterator = iterator || Prototype.K;
+ var results = [];
+ this.each(function(value, index) {
+ results.push(iterator.call(context, value, index));
+ });
+ return results;
+ }
+
+ function detect(iterator, context) {
+ var result;
+ this.each(function(value, index) {
+ if (iterator.call(context, value, index)) {
+ result = value;
+ throw $break;
+ }
+ });
+ return result;
+ }
+
+ function findAll(iterator, context) {
+ var results = [];
+ this.each(function(value, index) {
+ if (iterator.call(context, value, index))
+ results.push(value);
+ });
+ return results;
+ }
+
+ function grep(filter, iterator, context) {
+ iterator = iterator || Prototype.K;
+ var results = [];
+
+ if (Object.isString(filter))
+ filter = new RegExp(RegExp.escape(filter));
+
+ this.each(function(value, index) {
+ if (filter.match(value))
+ results.push(iterator.call(context, value, index));
+ });
+ return results;
+ }
+
+ function include(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;
+ }
+
+ function inGroupsOf(number, fillWith) {
+ fillWith = Object.isUndefined(fillWith) ? null : fillWith;
+ return this.eachSlice(number, function(slice) {
+ while(slice.length < number) slice.push(fillWith);
+ return slice;
+ });
+ }
+
+ function inject(memo, iterator, context) {
+ this.each(function(value, index) {
+ memo = iterator.call(context, memo, value, index);
+ });
+ return memo;
+ }
+
+ function invoke(method) {
+ var args = $A(arguments).slice(1);
+ return this.map(function(value) {
+ return value[method].apply(value, args);
+ });
+ }
+
+ function max(iterator, context) {
+ iterator = iterator || Prototype.K;
+ var result;
+ this.each(function(value, index) {
+ value = iterator.call(context, value, index);
+ if (result == null || value >= result)
+ result = value;
+ });
+ return result;
+ }
+
+ function min(iterator, context) {
+ iterator = iterator || Prototype.K;
+ var result;
+ this.each(function(value, index) {
+ value = iterator.call(context, value, index);
+ if (result == null || value < result)
+ result = value;
+ });
+ return result;
+ }
+
+ function partition(iterator, context) {
+ iterator = iterator || Prototype.K;
+ var trues = [], falses = [];
+ this.each(function(value, index) {
+ (iterator.call(context, value, index) ?
+ trues : falses).push(value);
+ });
+ return [trues, falses];
+ }
+
+ function pluck(property) {
+ var results = [];
+ this.each(function(value) {
+ results.push(value[property]);
+ });
+ return results;
+ }
+
+ function reject(iterator, context) {
+ var results = [];
+ this.each(function(value, index) {
+ if (!iterator.call(context, value, index))
+ results.push(value);
+ });
+ return results;
+ }
+
+ function sortBy(iterator, context) {
+ return this.map(function(value, index) {
+ return {
+ value: value,
+ criteria: iterator.call(context, value, index)
+ };
+ }).sort(function(left, right) {
+ var a = left.criteria, b = right.criteria;
+ return a < b ? -1 : a > b ? 1 : 0;
+ }).pluck('value');
+ }
+
+ function toArray() {
+ return this.map();
+ }
+
+ function zip() {
+ var iterator = Prototype.K, args = $A(arguments);
+ if (Object.isFunction(args.last()))
+ iterator = args.pop();
+
+ var collections = [this].concat(args).map($A);
+ return this.map(function(value, index) {
+ return iterator(collections.pluck(index));
+ });
+ }
+
+ function size() {
+ return this.toArray().length;
+ }
+
+ function inspect() {
+ return '#<Enumerable:' + this.toArray().inspect() + '>';
+ }
+
+
+
+
+
+
+
+
+
+ return {
+ each: each,
+ eachSlice: eachSlice,
+ all: all,
+ every: all,
+ any: any,
+ some: any,
+ collect: collect,
+ map: collect,
+ detect: detect,
+ findAll: findAll,
+ select: findAll,
+ filter: findAll,
+ grep: grep,
+ include: include,
+ member: include,
+ inGroupsOf: inGroupsOf,
+ inject: inject,
+ invoke: invoke,
+ max: max,
+ min: min,
+ partition: partition,
+ pluck: pluck,
+ reject: reject,
+ sortBy: sortBy,
+ toArray: toArray,
+ entries: toArray,
+ zip: zip,
+ size: size,
+ inspect: inspect,
+ find: detect
+ };
+})();
+function $A(iterable) {
+ if (!iterable) return [];
+ if ('toArray' in Object(iterable)) return iterable.toArray();
+ var length = iterable.length || 0, results = new Array(length);
+ while (length--) results[length] = iterable[length];
+ return results;
+}
+
+function $w(string) {
+ if (!Object.isString(string)) return [];
+ string = string.strip();
+ return string ? string.split(/\s+/) : [];
+}
+
+Array.from = $A;
+
+
+(function() {
+ var arrayProto = Array.prototype,
+ slice = arrayProto.slice,
+ _each = arrayProto.forEach; // use native browser JS 1.6 implementation if available
+
+ function each(iterator) {
+ for (var i = 0, length = this.length; i < length; i++)
+ iterator(this[i]);
+ }
+ if (!_each) _each = each;
+
+ function clear() {
+ this.length = 0;
+ return this;
+ }
+
+ function first() {
+ return this[0];
+ }
+
+ function last() {
+ return this[this.length - 1];
+ }
+
+ function compact() {
+ return this.select(function(value) {
+ return value != null;
+ });
+ }
+
+ function flatten() {
+ return this.inject([], function(array, value) {
+ if (Object.isArray(value))
+ return array.concat(value.flatten());
+ array.push(value);
+ return array;
+ });
+ }
+
+ function without() {
+ var values = slice.call(arguments, 0);
+ return this.select(function(value) {
+ return !values.include(value);
+ });
+ }
+
+ function reverse(inline) {
+ return (inline !== false ? this : this.toArray())._reverse();
+ }
+
+ function uniq(sorted) {
+ return this.inject([], function(array, value, index) {
+ if (0 == index || (sorted ? array.last() != value : !array.include(value)))
+ array.push(value);
+ return array;
+ });
+ }
+
+ function intersect(array) {
+ return this.uniq().findAll(function(item) {
+ return array.detect(function(value) { return item === value });
+ });
+ }
+
+
+ function clone() {
+ return slice.call(this, 0);
+ }
+
+ function size() {
+ return this.length;
+ }
+
+ function inspect() {
+ return '[' + this.map(Object.inspect).join(', ') + ']';
+ }
+
+ function toJSON() {
+ var results = [];
+ this.each(function(object) {
+ var value = Object.toJSON(object);
+ if (!Object.isUndefined(value)) results.push(value);
+ });
+ return '[' + results.join(', ') + ']';
+ }
+
+ function indexOf(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;
+ }
+
+ function lastIndexOf(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;
+ }
+
+ function concat() {
+ var array = slice.call(this, 0), item;
+ for (var i = 0, length = arguments.length; i < length; i++) {
+ item = arguments[i];
+ if (Object.isArray(item) && !('callee' in item)) {
+ for (var j = 0, arrayLength = item.length; j < arrayLength; j++)
+ array.push(item[j]);
+ } else {
+ array.push(item);
+ }
+ }
+ return array;
+ }
+
+ Object.extend(arrayProto, Enumerable);
+
+ if (!arrayProto._reverse)
+ arrayProto._reverse = arrayProto.reverse;
+
+ Object.extend(arrayProto, {
+ _each: _each,
+ clear: clear,
+ first: first,
+ last: last,
+ compact: compact,
+ flatten: flatten,
+ without: without,
+ reverse: reverse,
+ uniq: uniq,
+ intersect: intersect,
+ clone: clone,
+ toArray: clone,
+ size: size,
+ inspect: inspect,
+ toJSON: toJSON
+ });
+
+ var CONCAT_ARGUMENTS_BUGGY = (function() {
+ return [].concat(arguments)[0][0] !== 1;
+ })(1,2)
+
+ if (CONCAT_ARGUMENTS_BUGGY) arrayProto.concat = concat;
+
+ if (!arrayProto.indexOf) arrayProto.indexOf = indexOf;
+ if (!arrayProto.lastIndexOf) arrayProto.lastIndexOf = lastIndexOf;
+})();
+function $H(object) {
+ return new Hash(object);
+};
+
+var Hash = Class.create(Enumerable, (function() {
+ function initialize(object) {
+ this._object = Object.isHash(object) ? object.toObject() : Object.clone(object);
+ }
+
+ function _each(iterator) {
+ for (var key in this._object) {
+ var value = this._object[key], pair = [key, value];
+ pair.key = key;
+ pair.value = value;
+ iterator(pair);
+ }
+ }
+
+ function set(key, value) {
+ return this._object[key] = value;
+ }
+
+ function get(key) {
+ if (this._object[key] !== Object.prototype[key])
+ return this._object[key];
+ }
+
+ function unset(key) {
+ var value = this._object[key];
+ delete this._object[key];
+ return value;
+ }
+
+ function toObject() {
+ return Object.clone(this._object);
+ }
+
+ function keys() {
+ return this.pluck('key');
+ }
+
+ function values() {
+ return this.pluck('value');
+ }
+
+ function index(value) {
+ var match = this.detect(function(pair) {
+ return pair.value === value;
+ });
+ return match && match.key;
+ }
+
+ function merge(object) {
+ return this.clone().update(object);
+ }
+
+ function update(object) {
+ return new Hash(object).inject(this, function(result, pair) {
+ result.set(pair.key, pair.value);
+ return result;
+ });
+ }
+
+ function toQueryPair(key, value) {
+ if (Object.isUndefined(value)) return key;
+ return key + '=' + encodeURIComponent(String.interpret(value));
+ }
+
+ function toQueryString() {
+ return this.inject([], function(results, pair) {
+ var key = encodeURIComponent(pair.key), values = pair.value;
+
+ if (values && typeof values == 'object') {
+ if (Object.isArray(values))
+ return results.concat(values.map(toQueryPair.curry(key)));
+ } else results.push(toQueryPair(key, values));
+ return results;
+ }).join('&');
+ }
+
+ function inspect() {
+ return '#<Hash:{' + this.map(function(pair) {
+ return pair.map(Object.inspect).join(': ');
+ }).join(', ') + '}>';
+ }
+
+ function toJSON() {
+ return Object.toJSON(this.toObject());
+ }
+
+ function clone() {
+ return new Hash(this);
+ }
+
+ return {
+ initialize: initialize,
+ _each: _each,
+ set: set,
+ get: get,
+ unset: unset,
+ toObject: toObject,
+ toTemplateReplacements: toObject,
+ keys: keys,
+ values: values,
+ index: index,
+ merge: merge,
+ update: update,
+ toQueryString: toQueryString,
+ inspect: inspect,
+ toJSON: toJSON,
+ clone: clone
+ };
+})());
+
+Hash.from = $H;
+Object.extend(Number.prototype, (function() {
+ function toColorPart() {
+ return this.toPaddedString(2, 16);
+ }
+
+ function succ() {
+ return this + 1;
+ }
+
+ function times(iterator, context) {
+ $R(0, this, true).each(iterator, context);
+ return this;
+ }
+
+ function toPaddedString(length, radix) {
+ var string = this.toString(radix || 10);
+ return '0'.times(length - string.length) + string;
+ }
+
+ function toJSON() {
+ return isFinite(this) ? this.toString() : 'null';
+ }
+
+ function abs() {
+ return Math.abs(this);
+ }
+
+ function round() {
+ return Math.round(this);
+ }
+
+ function ceil() {
+ return Math.ceil(this);
+ }
+
+ function floor() {
+ return Math.floor(this);
+ }
+
+ return {
+ toColorPart: toColorPart,
+ succ: succ,
+ times: times,
+ toPaddedString: toPaddedString,
+ toJSON: toJSON,
+ abs: abs,
+ round: round,
+ ceil: ceil,
+ floor: floor
+ };
+})());
+
+function $R(start, end, exclusive) {
+ return new ObjectRange(start, end, exclusive);
+}
+
+var ObjectRange = Class.create(Enumerable, (function() {
+ function initialize(start, end, exclusive) {
+ this.start = start;
+ this.end = end;
+ this.exclusive = exclusive;
+ }
+
+ function _each(iterator) {
+ var value = this.start;
+ while (this.include(value)) {
+ iterator(value);
+ value = value.succ();
+ }
+ }
+
+ function include(value) {
+ if (value < this.start)
+ return false;
+ if (this.exclusive)
+ return value < this.end;
+ return value <= this.end;
+ }
+
+ return {
+ initialize: initialize,
+ _each: _each,
+ include: include
+ };
+})());
+
+
+
+var Ajax = {
+ getTransport: function() {
+ return Try.these(
+ function() {return new XMLHttpRequest()},
+ function() {return new ActiveXObject('Msxml2.XMLHTTP')},
+ function() {return new ActiveXObject('Microsoft.XMLHTTP')}
+ ) || false;
+ },
+
+ activeRequestCount: 0
+};
+
+Ajax.Responders = {
+ responders: [],
+
+ _each: function(iterator) {
+ this.responders._each(iterator);
+ },
+
+ register: function(responder) {
+ if (!this.include(responder))
+ this.responders.push(responder);
+ },
+
+ unregister: function(responder) {
+ this.responders = this.responders.without(responder);
+ },
+
+ dispatch: function(callback, request, transport, json) {
+ this.each(function(responder) {
+ if (Object.isFunction(responder[callback])) {
+ try {
+ responder[callback].apply(responder, [request, transport, json]);
+ } catch (e) { }
+ }
+ });
+ }
+};
+
+Object.extend(Ajax.Responders, Enumerable);
+
+Ajax.Responders.register({
+ onCreate: function() { Ajax.activeRequestCount++ },
+ onComplete: function() { Ajax.activeRequestCount-- }
+});
+Ajax.Base = Class.create({
+ initialize: function(options) {
+ this.options = {
+ method: 'post',
+ asynchronous: true,
+ contentType: 'application/x-www-form-urlencoded',
+ encoding: 'UTF-8',
+ parameters: '',
+ evalJSON: true,
+ evalJS: true
+ };
+ Object.extend(this.options, options || { });
+
+ this.options.method = this.options.method.toLowerCase();
+
+ if (Object.isString(this.options.parameters))
+ this.options.parameters = this.options.parameters.toQueryParams();
+ else if (Object.isHash(this.options.parameters))
+ this.options.parameters = this.options.parameters.toObject();
+ }
+});
+Ajax.Request = Class.create(Ajax.Base, {
+ _complete: false,
+
+ initialize: function($super, url, options) {
+ $super(options);
+ this.transport = Ajax.getTransport();
+ this.request(url);
+ },
+
+ request: function(url) {
+ this.url = url;
+ this.method = this.options.method;
+ var params = Object.clone(this.options.parameters);
+
+ if (!['get', 'post'].include(this.method)) {
+ params['_method'] = this.method;
+ this.method = 'post';
+ }
+
+ this.parameters = params;
+
+ if (params = Object.toQueryString(params)) {
+ if (this.method == 'get')
+ this.url += (this.url.include('?') ? '&' : '?') + params;
+ else if (/Konqueror|Safari|KHTML/.test(navigator.userAgent))
+ params += '&_=';
+ }
+
+ try {
+ var response = new Ajax.Response(this);
+ if (this.options.onCreate) this.options.onCreate(response);
+ Ajax.Responders.dispatch('onCreate', this, response);
+
+ this.transport.open(this.method.toUpperCase(), this.url,
+ this.options.asynchronous);
+
+ if (this.options.asynchronous) this.respondToReadyState.bind(this).defer(1);
+
+ this.transport.onreadystatechange = this.onStateChange.bind(this);
+ this.setRequestHeaders();
+
+ this.body = this.method == 'post' ? (this.options.postBody || params) : null;
+ this.transport.send(this.body);
+
+ /* Force Firefox to handle ready state 4 for synchronous requests */
+ if (!this.options.asynchronous && this.transport.overrideMimeType)
+ this.onStateChange();
+
+ }
+ catch (e) {
+ this.dispatchException(e);
+ }
+ },
+
+ onStateChange: function() {
+ var readyState = this.transport.readyState;
+ if (readyState > 1 && !((readyState == 4) && this._complete))
+ this.respondToReadyState(this.transport.readyState);
+ },
+
+ setRequestHeaders: function() {
+ var headers = {
+ 'X-Requested-With': 'XMLHttpRequest',
+ 'X-Prototype-Version': Prototype.Version,
+ 'Accept': 'text/javascript, text/html, application/xml, text/xml, */*'
+ };
+
+ if (this.method == 'post') {
+ headers['Content-type'] = this.options.contentType +
+ (this.options.encoding ? '; charset=' + this.options.encoding : '');
+
+ /* Force "Connection: close" for older Mozilla browsers to work
+ * around a bug where XMLHttpRequest sends an incorrect
+ * Content-length header. See Mozilla Bugzilla #246651.
+ */
+ if (this.transport.overrideMimeType &&
+ (navigator.userAgent.match(/Gecko\/(\d{4})/) || [0,2005])[1] < 2005)
+ headers['Connection'] = 'close';
+ }
+
+ if (typeof this.options.requestHeaders == 'object') {
+ var extras = this.options.requestHeaders;
+
+ if (Object.isFunction(extras.push))
+ for (var i = 0, length = extras.length; i < length; i += 2)
+ headers[extras[i]] = extras[i+1];
+ else
+ $H(extras).each(function(pair) { headers[pair.key] = pair.value });
+ }
+
+ for (var name in headers)
+ this.transport.setRequestHeader(name, headers[name]);
+ },
+
+ success: function() {
+ var status = this.getStatus();
+ return !status || (status >= 200 && status < 300);
+ },
+
+ getStatus: function() {
+ try {
+ return this.transport.status || 0;
+ } catch (e) { return 0 }
+ },
+
+ respondToReadyState: function(readyState) {
+ var state = Ajax.Request.Events[readyState], response = new Ajax.Response(this);
+
+ if (state == 'Complete') {
+ try {
+ this._complete = true;
+ (this.options['on' + response.status]
+ || this.options['on' + (this.success() ? 'Success' : 'Failure')]
+ || Prototype.emptyFunction)(response, response.headerJSON);
+ } catch (e) {
+ this.dispatchException(e);
+ }
+
+ var contentType = response.getHeader('Content-type');
+ if (this.options.evalJS == 'force'
+ || (this.options.evalJS && this.isSameOrigin() && contentType
+ && contentType.match(/^\s*(text|application)\/(x-)?(java|ecma)script(;.*)?\s*$/i)))
+ this.evalResponse();
+ }
+
+ try {
+ (this.options['on' + state] || Prototype.emptyFunction)(response, response.headerJSON);
+ Ajax.Responders.dispatch('on' + state, this, response, response.headerJSON);
+ } catch (e) {
+ this.dispatchException(e);
+ }
+
+ if (state == 'Complete') {
+ this.transport.onreadystatechange = Prototype.emptyFunction;
+ }
+ },
+
+ isSameOrigin: function() {
+ var m = this.url.match(/^\s*https?:\/\/[^\/]*/);
+ return !m || (m[0] == '#{protocol}//#{domain}#{port}'.interpolate({
+ protocol: location.protocol,
+ domain: document.domain,
+ port: location.port ? ':' + location.port : ''
+ }));
+ },
+
+ getHeader: function(name) {
+ try {
+ return this.transport.getResponseHeader(name) || null;
+ } catch (e) { return null; }
+ },
+
+ evalResponse: function() {
+ try {
+ return eval((this.transport.responseText || '').unfilterJSON());
+ } catch (e) {
+ this.dispatchException(e);
+ }
+ },
+
+ dispatchException: function(exception) {
+ (this.options.onException || Prototype.emptyFunction)(this, exception);
+ Ajax.Responders.dispatch('onException', this, exception);
+ }
+});
+
+Ajax.Request.Events =
+ ['Uninitialized', 'Loading', 'Loaded', 'Interactive', 'Complete'];
+
+
+
+
+
+
+
+
+Ajax.Response = Class.create({
+ initialize: function(request){
+ this.request = request;
+ var transport = this.transport = request.transport,
+ readyState = this.readyState = transport.readyState;
+
+ if((readyState > 2 && !Prototype.Browser.IE) || readyState == 4) {
+ this.status = this.getStatus();
+ this.statusText = this.getStatusText();
+ this.responseText = String.interpret(transport.responseText);
+ this.headerJSON = this._getHeaderJSON();
+ }
+
+ if(readyState == 4) {
+ var xml = transport.responseXML;
+ this.responseXML = Object.isUndefined(xml) ? null : xml;
+ this.responseJSON = this._getResponseJSON();
+ }
+ },
+
+ status: 0,
+
+ statusText: '',
+
+ getStatus: Ajax.Request.prototype.getStatus,
+
+ getStatusText: function() {
+ try {
+ return this.transport.statusText || '';
+ } catch (e) { return '' }
+ },
+
+ getHeader: Ajax.Request.prototype.getHeader,
+
+ getAllHeaders: function() {
+ try {
+ return this.getAllResponseHeaders();
+ } catch (e) { return null }
+ },
+
+ getResponseHeader: function(name) {
+ return this.transport.getResponseHeader(name);
+ },
+
+ getAllResponseHeaders: function() {
+ return this.transport.getAllResponseHeaders();
+ },
+
+ _getHeaderJSON: function() {
+ var json = this.getHeader('X-JSON');
+ if (!json) return null;
+ json = decodeURIComponent(escape(json));
+ try {
+ return json.evalJSON(this.request.options.sanitizeJSON ||
+ !this.request.isSameOrigin());
+ } catch (e) {
+ this.request.dispatchException(e);
+ }
+ },
+
+ _getResponseJSON: function() {
+ var options = this.request.options;
+ if (!options.evalJSON || (options.evalJSON != 'force' &&
+ !(this.getHeader('Content-type') || '').include('application/json')) ||
+ this.responseText.blank())
+ return null;
+ try {
+ return this.responseText.evalJSON(options.sanitizeJSON ||
+ !this.request.isSameOrigin());
+ } catch (e) {
+ this.request.dispatchException(e);
+ }
+ }
+});
+
+Ajax.Updater = Class.create(Ajax.Request, {
+ initialize: function($super, container, url, options) {
+ this.container = {
+ success: (container.success || container),
+ failure: (container.failure || (container.success ? null : container))
+ };
+
+ options = Object.clone(options);
+ var onComplete = options.onComplete;
+ options.onComplete = (function(response, json) {
+ this.updateContent(response.responseText);
+ if (Object.isFunction(onComplete)) onComplete(response, json);
+ }).bind(this);
+
+ $super(url, options);
+ },
+
+ updateContent: function(responseText) {
+ var receiver = this.container[this.success() ? 'success' : 'failure'],
+ options = this.options;
+
+ if (!options.evalScripts) responseText = responseText.stripScripts();
+
+ if (receiver = $(receiver)) {
+ if (options.insertion) {
+ if (Object.isString(options.insertion)) {
+ var insertion = { }; insertion[options.insertion] = responseText;
+ receiver.insert(insertion);
+ }
+ else options.insertion(receiver, responseText);
+ }
+ else receiver.update(responseText);
+ }
+ }
+});
+
+Ajax.PeriodicalUpdater = Class.create(Ajax.Base, {
+ initialize: function($super, container, url, options) {
+ $super(options);
+ this.onComplete = this.options.onComplete;
+
+ this.frequency = (this.options.frequency || 2);
+ this.decay = (this.options.decay || 1);
+
+ this.updater = { };
+ this.container = container;
+ this.url = url;
+
+ this.start();
+ },
+
+ start: function() {
+ this.options.onComplete = this.updateComplete.bind(this);
+ this.onTimerEvent();
+ },
+
+ stop: function() {
+ this.updater.options.onComplete = undefined;
+ clearTimeout(this.timer);
+ (this.onComplete || Prototype.emptyFunction).apply(this, arguments);
+ },
+
+ updateComplete: function(response) {
+ if (this.options.decay) {
+ this.decay = (response.responseText == this.lastText ?
+ this.decay * this.options.decay : 1);
+
+ this.lastText = response.responseText;
+ }
+ this.timer = this.onTimerEvent.bind(this).delay(this.decay * this.frequency);
+ },
+
+ onTimerEvent: function() {
+ this.updater = new Ajax.Updater(this.container, this.url, this.options);
+ }
+});
+
+
+
+function $(element) {
+ if (arguments.length > 1) {
+ for (var i = 0, elements = [], length = arguments.length; i < length; i++)
+ elements.push($(arguments[i]));
+ return elements;
+ }
+ if (Object.isString(element))
+ element = document.getElementById(element);
+ return Element.extend(element);
+}
+
+if (Prototype.BrowserFeatures.XPath) {
+ document._getElementsByXPath = function(expression, parentElement) {
+ var results = [];
+ var query = document.evaluate(expression, $(parentElement) || document,
+ null, XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null);
+ for (var i = 0, length = query.snapshotLength; i < length; i++)
+ results.push(Element.extend(query.snapshotItem(i)));
+ return results;
+ };
+}
+
+/*--------------------------------------------------------------------------*/
+
+if (!window.Node) var Node = { };
+
+if (!Node.ELEMENT_NODE) {
+ Object.extend(Node, {
+ ELEMENT_NODE: 1,
+ ATTRIBUTE_NODE: 2,
+ TEXT_NODE: 3,
+ CDATA_SECTION_NODE: 4,
+ ENTITY_REFERENCE_NODE: 5,
+ ENTITY_NODE: 6,
+ PROCESSING_INSTRUCTION_NODE: 7,
+ COMMENT_NODE: 8,
+ DOCUMENT_NODE: 9,
+ DOCUMENT_TYPE_NODE: 10,
+ DOCUMENT_FRAGMENT_NODE: 11,
+ NOTATION_NODE: 12
+ });
+}
+
+
+(function(global) {
+
+ var SETATTRIBUTE_IGNORES_NAME = (function(){
+ var elForm = document.createElement("form");
+ var elInput = document.createElement("input");
+ var root = document.documentElement;
+ elInput.setAttribute("name", "test");
+ elForm.appendChild(elInput);
+ root.appendChild(elForm);
+ var isBuggy = elForm.elements
+ ? (typeof elForm.elements.test == "undefined")
+ : null;
+ root.removeChild(elForm);
+ elForm = elInput = null;
+ return isBuggy;
+ })();
+
+ var element = global.Element;
+ global.Element = function(tagName, attributes) {
+ attributes = attributes || { };
+ tagName = tagName.toLowerCase();
+ var cache = Element.cache;
+ if (SETATTRIBUTE_IGNORES_NAME && 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(global.Element, element || { });
+ if (element) global.Element.prototype = element.prototype;
+})(this);
+
+Element.cache = { };
+Element.idCounter = 1;
+
+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 = $(element);
+ element.style.display = 'none';
+ return element;
+ },
+
+ show: function(element) {
+ element = $(element);
+ element.style.display = '';
+ return element;
+ },
+
+ remove: function(element) {
+ element = $(element);
+ element.parentNode.removeChild(element);
+ return element;
+ },
+
+ update: (function(){
+
+ var SELECT_ELEMENT_INNERHTML_BUGGY = (function(){
+ var el = document.createElement("select"),
+ isBuggy = true;
+ el.innerHTML = "<option value=\"test\">test</option>";
+ if (el.options && el.options[0]) {
+ isBuggy = el.options[0].nodeName.toUpperCase() !== "OPTION";
+ }
+ el = null;
+ return isBuggy;
+ })();
+
+ var TABLE_ELEMENT_INNERHTML_BUGGY = (function(){
+ try {
+ var el = document.createElement("table");
+ if (el && el.tBodies) {
+ el.innerHTML = "<tbody><tr><td>test</td></tr></tbody>";
+ var isBuggy = typeof el.tBodies[0] == "undefined";
+ el = null;
+ return isBuggy;
+ }
+ } catch (e) {
+ return true;
+ }
+ })();
+
+ var SCRIPT_ELEMENT_REJECTS_TEXTNODE_APPENDING = (function () {
+ var s = document.createElement("script"),
+ isBuggy = false;
+ try {
+ s.appendChild(document.createTextNode(""));
+ isBuggy = !s.firstChild ||
+ s.firstChild && s.firstChild.nodeType !== 3;
+ } catch (e) {
+ isBuggy = true;
+ }
+ s = null;
+ return isBuggy;
+ })();
+
+ function update(element, content) {
+ element = $(element);
+
+ if (content && content.toElement)
+ content = content.toElement();
+
+ if (Object.isElement(content))
+ return element.update().insert(content);
+
+ content = Object.toHTML(content);
+
+ var tagName = element.tagName.toUpperCase();
+
+ if (tagName === 'SCRIPT' && SCRIPT_ELEMENT_REJECTS_TEXTNODE_APPENDING) {
+ element.text = content;
+ return element;
+ }
+
+ if (SELECT_ELEMENT_INNERHTML_BUGGY || TABLE_ELEMENT_INNERHTML_BUGGY) {
+ if (tagName in Element._insertionTranslations.tags) {
+ while (element.firstChild) {
+ element.removeChild(element.firstChild);
+ }
+ Element._getContentFromAnonymousElement(tagName, content.stripScripts())
+ .each(function(node) {
+ element.appendChild(node)
+ });
+ }
+ else {
+ element.innerHTML = content.stripScripts();
+ }
+ }
+ else {
+ element.innerHTML = content.stripScripts();
+ }
+
+ content.evalScripts.bind(content).defer();
+ return element;
+ }
+
+ return update;
+ })(),
+
+ 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(element, 'parentNode');
+ },
+
+ descendants: function(element) {
+ return Element.select(element, "*");
+ },
+
+ 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(element, 'previousSibling');
+ },
+
+ nextSiblings: function(element) {
+ return Element.recursivelyCollect(element, 'nextSibling');
+ },
+
+ siblings: function(element) {
+ element = $(element);
+ return Element.previousSiblings(element).reverse()
+ .concat(Element.nextSiblings(element));
+ },
+
+ match: function(element, selector) {
+ if (Object.isString(selector))
+ selector = new Selector(selector);
+ return selector.match($(element));
+ },
+
+ up: function(element, expression, index) {
+ element = $(element);
+ if (arguments.length == 1) return $(element.parentNode);
+ var ancestors = Element.ancestors(element);
+ 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(element);
+ return Object.isNumber(expression) ? Element.descendants(element)[expression] :
+ Element.select(element, expression)[index || 0];
+ },
+
+ previous: function(element, expression, index) {
+ element = $(element);
+ if (arguments.length == 1) return $(Selector.handlers.previousElementSibling(element));
+ var previousSiblings = Element.previousSiblings(element);
+ 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(element);
+ return Object.isNumber(expression) ? nextSiblings[expression] :
+ Selector.findElement(nextSiblings, expression, index);
+ },
+
+
+ select: function(element) {
+ var args = Array.prototype.slice.call(arguments, 1);
+ return Selector.findChildElements(element, args);
+ },
+
+ adjacent: function(element) {
+ var args = Array.prototype.slice.call(arguments, 1);
+ return Selector.findChildElements(element.parentNode, args).without(element);
+ },
+
+ identify: function(element) {
+ element = $(element);
+ var id = Element.readAttribute(element, 'id');
+ if (id) return id;
+ do { id = 'anonymous_element_' + Element.idCounter++ } while ($(id));
+ Element.writeAttribute(element, '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(element).height;
+ },
+
+ getWidth: function(element) {
+ return Element.getDimensions(element).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(element, 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(element, className) ?
+ 'removeClassName' : 'addClassName'](element, className);
+ },
+
+ cleanWhitespace: function(element) {
+ element = $(element);
+ var node = element.firstChild;
+ while (node) {
+ var nextNode = node.nextSibling;
+ if (node.nodeType == 3 && !/\S/.test(node.nodeValue))
+ element.removeChild(node);
+ node = nextNode;
+ }
+ return element;
+ },
+
+ empty: function(element) {
+ return $(element).innerHTML.blank();
+ },
+
+ descendantOf: function(element, ancestor) {
+ element = $(element), ancestor = $(ancestor);
+
+ if (element.compareDocumentPosition)
+ return (element.compareDocumentPosition(ancestor) & 8) === 8;
+
+ if (ancestor.contains)
+ return ancestor.contains(element) && ancestor !== element;
+
+ while (element = element.parentNode)
+ if (element == ancestor) return true;
+
+ return false;
+ },
+
+ scrollTo: function(element) {
+ element = $(element);
+ var pos = Element.cumulativeOffset(element);
+ 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 || value == 'auto') {
+ var css = document.defaultView.getComputedStyle(element, null);
+ value = css ? css[style] : null;
+ }
+ if (style == 'opacity') return value ? parseFloat(value) : 1.0;
+ return value == 'auto' ? null : value;
+ },
+
+ 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(element, 'display');
+ if (display != 'none' && display != null) // Safari bug
+ return {width: element.offsetWidth, height: element.offsetHeight};
+
+ var els = element.style;
+ var originalVisibility = els.visibility;
+ var originalPosition = els.position;
+ var originalDisplay = els.display;
+ els.visibility = 'hidden';
+ if (originalPosition != 'fixed') // Switching fixed to absolute causes issues in Safari
+ els.position = 'absolute';
+ els.display = 'block';
+ var originalWidth = element.clientWidth;
+ var originalHeight = element.clientHeight;
+ els.display = originalDisplay;
+ els.position = originalPosition;
+ els.visibility = originalVisibility;
+ return {width: originalWidth, height: originalHeight};
+ },
+
+ makePositioned: function(element) {
+ element = $(element);
+ var pos = Element.getStyle(element, 'position');
+ if (pos == 'static' || !pos) {
+ element._madePositioned = true;
+ element.style.position = 'relative';
+ if (Prototype.Browser.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.toUpperCase() == '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(element, 'position') == 'absolute') return element;
+
+ var offsets = Element.positionedOffset(element);
+ 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(element, 'position') == 'relative') return element;
+
+ element.style.position = 'relative';
+ var top = parseFloat(element.style.top || 0) - (element._originalTop || 0);
+ var left = parseFloat(element.style.left || 0) - (element._originalLeft || 0);
+
+ element.style.top = top + 'px';
+ element.style.left = left + 'px';
+ element.style.height = element._originalHeight;
+ element.style.width = element._originalWidth;
+ return element;
+ },
+
+ cumulativeScrollOffset: function(element) {
+ var valueT = 0, valueL = 0;
+ do {
+ valueT += element.scrollTop || 0;
+ valueL += element.scrollLeft || 0;
+ element = element.parentNode;
+ } while (element);
+ return Element._returnOffset(valueL, valueT);
+ },
+
+ getOffsetParent: function(element) {
+ if (element.offsetParent) return $(element.offsetParent);
+ if (element == document.body) return $(element);
+
+ while ((element = element.parentNode) && element != document.body)
+ if (Element.getStyle(element, 'position') != 'static')
+ return $(element);
+
+ return $(document.body);
+ },
+
+ viewportOffset: function(forElement) {
+ var valueT = 0, valueL = 0;
+
+ var element = forElement;
+ do {
+ valueT += element.offsetTop || 0;
+ valueL += element.offsetLeft || 0;
+
+ if (element.offsetParent == document.body &&
+ Element.getStyle(element, 'position') == 'absolute') break;
+
+ } while (element = element.offsetParent);
+
+ element = forElement;
+ do {
+ if (!Prototype.Browser.Opera || (element.tagName && (element.tagName.toUpperCase() == 'BODY'))) {
+ valueT -= element.scrollTop || 0;
+ valueL -= element.scrollLeft || 0;
+ }
+ } while (element = element.parentNode);
+
+ return Element._returnOffset(valueL, valueT);
+ },
+
+ clonePosition: function(element, source) {
+ var options = Object.extend({
+ setLeft: true,
+ setTop: true,
+ setWidth: true,
+ setHeight: true,
+ offsetTop: 0,
+ offsetLeft: 0
+ }, arguments[2] || { });
+
+ source = $(source);
+ var p = Element.viewportOffset(source);
+
+ element = $(element);
+ var delta = [0, 0];
+ var parent = null;
+ if (Element.getStyle(element, 'position') == 'absolute') {
+ parent = Element.getOffsetParent(element);
+ delta = Element.viewportOffset(parent);
+ }
+
+ if (parent == document.body) {
+ delta[0] -= document.body.offsetLeft;
+ delta[1] -= document.body.offsetTop;
+ }
+
+ if (options.setLeft) element.style.left = (p[0] - delta[0] + options.offsetLeft) + 'px';
+ if (options.setTop) element.style.top = (p[1] - delta[1] + options.offsetTop) + 'px';
+ if (options.setWidth) element.style.width = source.offsetWidth + 'px';
+ if (options.setHeight) element.style.height = source.offsetHeight + 'px';
+ return element;
+ }
+};
+
+Object.extend(Element.Methods, {
+ getElementsBySelector: Element.Methods.select,
+
+ childElements: Element.Methods.immediateDescendants
+});
+
+Element._attributeTranslations = {
+ write: {
+ names: {
+ className: 'class',
+ htmlFor: 'for'
+ },
+ values: { }
+ }
+};
+
+if (Prototype.Browser.Opera) {
+ Element.Methods.getStyle = Element.Methods.getStyle.wrap(
+ function(proceed, element, style) {
+ switch (style) {
+ case 'left': case 'top': case 'right': case 'bottom':
+ if (proceed(element, 'position') === 'static') return null;
+ case 'height': case 'width':
+ if (!Element.visible(element)) return null;
+
+ var dim = parseInt(proceed(element, style), 10);
+
+ if (dim !== element['offset' + style.capitalize()])
+ return dim + 'px';
+
+ var properties;
+ if (style === 'height') {
+ properties = ['border-top-width', 'padding-top',
+ 'padding-bottom', 'border-bottom-width'];
+ }
+ else {
+ properties = ['border-left-width', 'padding-left',
+ 'padding-right', 'border-right-width'];
+ }
+ return properties.inject(dim, function(memo, property) {
+ var val = proceed(element, property);
+ return val === null ? memo : memo - parseInt(val, 10);
+ }) + 'px';
+ default: return proceed(element, style);
+ }
+ }
+ );
+
+ Element.Methods.readAttribute = Element.Methods.readAttribute.wrap(
+ function(proceed, element, attribute) {
+ if (attribute === 'title') return element.title;
+ return proceed(element, attribute);
+ }
+ );
+}
+
+else if (Prototype.Browser.IE) {
+ Element.Methods.getOffsetParent = Element.Methods.getOffsetParent.wrap(
+ function(proceed, element) {
+ element = $(element);
+ try { element.offsetParent }
+ catch(e) { return $(document.body) }
+ var position = element.getStyle('position');
+ if (position !== 'static') return proceed(element);
+ element.setStyle({ position: 'relative' });
+ var value = proceed(element);
+ element.setStyle({ position: position });
+ return value;
+ }
+ );
+
+ $w('positionedOffset viewportOffset').each(function(method) {
+ Element.Methods[method] = Element.Methods[method].wrap(
+ function(proceed, element) {
+ element = $(element);
+ try { element.offsetParent }
+ catch(e) { return Element._returnOffset(0,0) }
+ var position = element.getStyle('position');
+ if (position !== 'static') return proceed(element);
+ var offsetParent = element.getOffsetParent();
+ if (offsetParent && offsetParent.getStyle('position') === 'fixed')
+ offsetParent.setStyle({ zoom: 1 });
+ element.setStyle({ position: 'relative' });
+ var value = proceed(element);
+ element.setStyle({ position: position });
+ return value;
+ }
+ );
+ });
+
+ Element.Methods.cumulativeOffset = Element.Methods.cumulativeOffset.wrap(
+ function(proceed, element) {
+ try { element.offsetParent }
+ catch(e) { return Element._returnOffset(0,0) }
+ return proceed(element);
+ }
+ );
+
+ 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 = (function(){
+
+ var classProp = 'className';
+ var forProp = 'for';
+
+ var el = document.createElement('div');
+
+ el.setAttribute(classProp, 'x');
+
+ if (el.className !== 'x') {
+ el.setAttribute('class', 'x');
+ if (el.className === 'x') {
+ classProp = 'class';
+ }
+ }
+ el = null;
+
+ el = document.createElement('label');
+ el.setAttribute(forProp, 'x');
+ if (el.htmlFor !== 'x') {
+ el.setAttribute('htmlFor', 'x');
+ if (el.htmlFor === 'x') {
+ forProp = 'htmlFor';
+ }
+ }
+ el = null;
+
+ return {
+ read: {
+ names: {
+ 'class': classProp,
+ 'className': classProp,
+ 'for': forProp,
+ 'htmlFor': forProp
+ },
+ values: {
+ _getAttr: function(element, attribute) {
+ return element.getAttribute(attribute);
+ },
+ _getAttr2: function(element, attribute) {
+ return element.getAttribute(attribute, 2);
+ },
+ _getAttrNode: function(element, attribute) {
+ var node = element.getAttributeNode(attribute);
+ return node ? node.value : "";
+ },
+ _getEv: (function(){
+
+ var el = document.createElement('div');
+ el.onclick = Prototype.emptyFunction;
+ var value = el.getAttribute('onclick');
+ var f;
+
+ if (String(value).indexOf('{') > -1) {
+ f = function(element, attribute) {
+ attribute = element.getAttribute(attribute);
+ if (!attribute) return null;
+ attribute = attribute.toString();
+ attribute = attribute.split('{')[1];
+ attribute = attribute.split('}')[0];
+ return attribute.strip();
+ };
+ }
+ else if (value === '') {
+ f = function(element, attribute) {
+ attribute = element.getAttribute(attribute);
+ if (!attribute) return null;
+ return attribute.strip();
+ };
+ }
+ el = null;
+ return f;
+ })(),
+ _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 frameBorder').each(function(attr) {
+ Element._attributeTranslations.write.names[attr.toLowerCase()] = attr;
+ Element._attributeTranslations.has[attr.toLowerCase()] = attr;
+ });
+
+ (function(v) {
+ Object.extend(v, {
+ href: v._getAttr2,
+ src: v._getAttr2,
+ 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);
+
+ if (Prototype.BrowserFeatures.ElementExtensions) {
+ (function() {
+ function _descendants(element) {
+ var nodes = element.getElementsByTagName('*'), results = [];
+ for (var i = 0, node; node = nodes[i]; i++)
+ if (node.tagName !== "!") // Filter out comment nodes.
+ results.push(node);
+ return results;
+ }
+
+ Element.Methods.down = function(element, expression, index) {
+ element = $(element);
+ if (arguments.length == 1) return element.firstDescendant();
+ return Object.isNumber(expression) ? _descendants(element)[expression] :
+ Element.select(element, expression)[index || 0];
+ }
+ })();
+ }
+
+}
+
+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.toUpperCase() == 'IMG' && element.width) {
+ element.width++; element.width--;
+ } else try {
+ var n = document.createTextNode(' ');
+ element.appendChild(n);
+ element.removeChild(n);
+ } catch (e) { }
+
+ return element;
+ };
+
+ Element.Methods.cumulativeOffset = function(element) {
+ var valueT = 0, valueL = 0;
+ do {
+ valueT += element.offsetTop || 0;
+ valueL += element.offsetLeft || 0;
+ if (element.offsetParent == document.body)
+ if (Element.getStyle(element, 'position') == 'absolute') break;
+
+ element = element.offsetParent;
+ } while (element);
+
+ return Element._returnOffset(valueL, valueT);
+ };
+}
+
+if ('outerHTML' in document.documentElement) {
+ Element.Methods.replace = function(element, content) {
+ element = $(element);
+
+ if (content && content.toElement) content = content.toElement();
+ if (Object.isElement(content)) {
+ element.parentNode.replaceChild(content, element);
+ return element;
+ }
+
+ content = Object.toHTML(content);
+ var parent = element.parentNode, tagName = parent.tagName.toUpperCase();
+
+ if (Element._insertionTranslations.tags[tagName]) {
+ var nextSibling = element.next();
+ var fragments = Element._getContentFromAnonymousElement(tagName, content.stripScripts());
+ parent.removeChild(element);
+ if (nextSibling)
+ fragments.each(function(node) { parent.insertBefore(node, nextSibling) });
+ else
+ fragments.each(function(node) { parent.appendChild(node) });
+ }
+ else element.outerHTML = content.stripScripts();
+
+ content.evalScripts.bind(content).defer();
+ return element;
+ };
+}
+
+Element._returnOffset = function(l, t) {
+ var result = [l, t];
+ result.left = l;
+ result.top = t;
+ return result;
+};
+
+Element._getContentFromAnonymousElement = function(tagName, html) {
+ var div = new Element('div'), t = Element._insertionTranslations.tags[tagName];
+ if (t) {
+ div.innerHTML = t[0] + html + t[1];
+ t[2].times(function() { div = div.firstChild });
+ } else div.innerHTML = html;
+ return $A(div.childNodes);
+};
+
+Element._insertionTranslations = {
+ before: function(element, node) {
+ element.parentNode.insertBefore(node, element);
+ },
+ top: function(element, node) {
+ element.insertBefore(node, element.firstChild);
+ },
+ bottom: function(element, node) {
+ element.appendChild(node);
+ },
+ after: function(element, node) {
+ element.parentNode.insertBefore(node, element.nextSibling);
+ },
+ tags: {
+ TABLE: ['<table>', '</table>', 1],
+ TBODY: ['<table><tbody>', '</tbody></table>', 2],
+ TR: ['<table><tbody><tr>', '</tr></tbody></table>', 3],
+ TD: ['<table><tbody><tr><td>', '</td></tr></tbody></table>', 4],
+ SELECT: ['<select>', '</select>', 1]
+ }
+};
+
+(function() {
+ var tags = Element._insertionTranslations.tags;
+ Object.extend(tags, {
+ THEAD: tags.TBODY,
+ TFOOT: tags.TBODY,
+ TH: tags.TD
+ });
+})();
+
+Element.Methods.Simulated = {
+ hasAttribute: function(element, attribute) {
+ attribute = Element._attributeTranslations.has[attribute] || attribute;
+ var node = $(element).getAttributeNode(attribute);
+ return !!(node && node.specified);
+ }
+};
+
+Element.Methods.ByTag = { };
+
+Object.extend(Element, Element.Methods);
+
+(function(div) {
+
+ if (!Prototype.BrowserFeatures.ElementExtensions && div['__proto__']) {
+ window.HTMLElement = { };
+ window.HTMLElement.prototype = div['__proto__'];
+ Prototype.BrowserFeatures.ElementExtensions = true;
+ }
+
+ div = null;
+
+})(document.createElement('div'))
+
+Element.extend = (function() {
+
+ function checkDeficiency(tagName) {
+ if (typeof window.Element != 'undefined') {
+ var proto = window.Element.prototype;
+ if (proto) {
+ var id = '_' + (Math.random()+'').slice(2);
+ var el = document.createElement(tagName);
+ proto[id] = 'x';
+ var isBuggy = (el[id] !== 'x');
+ delete proto[id];
+ el = null;
+ return isBuggy;
+ }
+ }
+ return false;
+ }
+
+ function extendElementWith(element, methods) {
+ for (var property in methods) {
+ var value = methods[property];
+ if (Object.isFunction(value) && !(property in element))
+ element[property] = value.methodize();
+ }
+ }
+
+ var HTMLOBJECTELEMENT_PROTOTYPE_BUGGY = checkDeficiency('object');
+
+ if (Prototype.BrowserFeatures.SpecificElementExtensions) {
+ if (HTMLOBJECTELEMENT_PROTOTYPE_BUGGY) {
+ return function(element) {
+ if (element && typeof element._extendedByPrototype == 'undefined') {
+ var t = element.tagName;
+ if (t && (/^(?:object|applet|embed)$/i.test(t))) {
+ extendElementWith(element, Element.Methods);
+ extendElementWith(element, Element.Methods.Simulated);
+ extendElementWith(element, Element.Methods.ByTag[t.toUpperCase()]);
+ }
+ }
+ return element;
+ }
+ }
+ return Prototype.K;
+ }
+
+ var Methods = { }, ByTag = Element.Methods.ByTag;
+
+ var extend = Object.extend(function(element) {
+ if (!element || typeof element._extendedByPrototype != 'undefined' ||
+ element.nodeType != 1 || element == window) return element;
+
+ var methods = Object.clone(Methods),
+ tagName = element.tagName.toUpperCase();
+
+ if (ByTag[tagName]) Object.extend(methods, ByTag[tagName]);
+
+ extendElementWith(element, methods);
+
+ element._extendedByPrototype = Prototype.emptyFunction;
+ return element;
+
+ }, {
+ refresh: function() {
+ if (!Prototype.BrowserFeatures.ElementExtensions) {
+ Object.extend(Methods, Element.Methods);
+ Object.extend(Methods, Element.Methods.Simulated);
+ }
+ }
+ });
+
+ extend.refresh();
+ return extend;
+})();
+
+Element.hasAttribute = function(element, attribute) {
+ if (element.hasAttribute) return element.hasAttribute(attribute);
+ return Element.Methods.Simulated.hasAttribute(element, attribute);
+};
+
+Element.addMethods = function(methods) {
+ var F = Prototype.BrowserFeatures, T = Element.Methods.ByTag;
+
+ if (!methods) {
+ Object.extend(Form, Form.Methods);
+ Object.extend(Form.Element, Form.Element.Methods);
+ Object.extend(Element.Methods.ByTag, {
+ "FORM": Object.clone(Form.Methods),
+ "INPUT": Object.clone(Form.Element.Methods),
+ "SELECT": Object.clone(Form.Element.Methods),
+ "TEXTAREA": Object.clone(Form.Element.Methods)
+ });
+ }
+
+ if (arguments.length == 2) {
+ var tagName = methods;
+ methods = arguments[1];
+ }
+
+ if (!tagName) Object.extend(Element.Methods, methods || { });
+ else {
+ if (Object.isArray(tagName)) tagName.each(extend);
+ else extend(tagName);
+ }
+
+ function extend(tagName) {
+ tagName = tagName.toUpperCase();
+ if (!Element.Methods.ByTag[tagName])
+ Element.Methods.ByTag[tagName] = { };
+ Object.extend(Element.Methods.ByTag[tagName], methods);
+ }
+
+ function copy(methods, destination, onlyIfAbsent) {
+ onlyIfAbsent = onlyIfAbsent || false;
+ for (var property in methods) {
+ var value = methods[property];
+ if (!Object.isFunction(value)) continue;
+ if (!onlyIfAbsent || !(property in destination))
+ destination[property] = value.methodize();
+ }
+ }
+
+ function findDOMClass(tagName) {
+ var klass;
+ var trans = {
+ "OPTGROUP": "OptGroup", "TEXTAREA": "TextArea", "P": "Paragraph",
+ "FIELDSET": "FieldSet", "UL": "UList", "OL": "OList", "DL": "DList",
+ "DIR": "Directory", "H1": "Heading", "H2": "Heading", "H3": "Heading",
+ "H4": "Heading", "H5": "Heading", "H6": "Heading", "Q": "Quote",
+ "INS": "Mod", "DEL": "Mod", "A": "Anchor", "IMG": "Image", "CAPTION":
+ "TableCaption", "COL": "TableCol", "COLGROUP": "TableCol", "THEAD":
+ "TableSection", "TFOOT": "TableSection", "TBODY": "TableSection", "TR":
+ "TableRow", "TH": "TableCell", "TD": "TableCell", "FRAMESET":
+ "FrameSet", "IFRAME": "IFrame"
+ };
+ if (trans[tagName]) klass = 'HTML' + trans[tagName] + 'Element';
+ if (window[klass]) return window[klass];
+ klass = 'HTML' + tagName + 'Element';
+ if (window[klass]) return window[klass];
+ klass = 'HTML' + tagName.capitalize() + 'Element';
+ if (window[klass]) return window[klass];
+
+ var element = document.createElement(tagName);
+ var proto = element['__proto__'] || element.constructor.prototype;
+ element = null;
+ return proto;
+ }
+
+ var elementPrototype = window.HTMLElement ? HTMLElement.prototype :
+ Element.prototype;
+
+ if (F.ElementExtensions) {
+ copy(Element.Methods, elementPrototype);
+ copy(Element.Methods.Simulated, elementPrototype, 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() {
+ return { width: this.getWidth(), height: this.getHeight() };
+ },
+
+ getScrollOffsets: function() {
+ return Element._returnOffset(
+ window.pageXOffset || document.documentElement.scrollLeft || document.body.scrollLeft,
+ window.pageYOffset || document.documentElement.scrollTop || document.body.scrollTop);
+ }
+};
+
+(function(viewport) {
+ var B = Prototype.Browser, doc = document, element, property = {};
+
+ function getRootElement() {
+ if (B.WebKit && !doc.evaluate)
+ return document;
+
+ if (B.Opera && window.parseFloat(window.opera.version()) < 9.5)
+ return document.body;
+
+ return document.documentElement;
+ }
+
+ function define(D) {
+ if (!element) element = getRootElement();
+
+ property[D] = 'client' + D;
+
+ viewport['get' + D] = function() { return element[property[D]] };
+ return viewport['get' + D]();
+ }
+
+ viewport.getWidth = define.curry('Width');
+
+ viewport.getHeight = define.curry('Height');
+})(document.viewport);
+
+
+Element.Storage = {
+ UID: 1
+};
+
+Element.addMethods({
+ getStorage: function(element) {
+ if (!(element = $(element))) return;
+
+ var uid;
+ if (element === window) {
+ uid = 0;
+ } else {
+ if (typeof element._prototypeUID === "undefined")
+ element._prototypeUID = [Element.Storage.UID++];
+ uid = element._prototypeUID[0];
+ }
+
+ if (!Element.Storage[uid])
+ Element.Storage[uid] = $H();
+
+ return Element.Storage[uid];
+ },
+
+ store: function(element, key, value) {
+ if (!(element = $(element))) return;
+
+ if (arguments.length === 2) {
+ Element.getStorage(element).update(key);
+ } else {
+ Element.getStorage(element).set(key, value);
+ }
+
+ return element;
+ },
+
+ retrieve: function(element, key, defaultValue) {
+ if (!(element = $(element))) return;
+ var hash = Element.getStorage(element), value = hash.get(key);
+
+ if (Object.isUndefined(value)) {
+ hash.set(key, defaultValue);
+ value = defaultValue;
+ }
+
+ return value;
+ },
+
+ clone: function(element, deep) {
+ if (!(element = $(element))) return;
+ var clone = element.cloneNode(deep);
+ clone._prototypeUID = void 0;
+ if (deep) {
+ var descendants = Element.select(clone, '*'),
+ i = descendants.length;
+ while (i--) {
+ descendants[i]._prototypeUID = void 0;
+ }
+ }
+ return Element.extend(clone);
+ }
+});
+/* 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();
+
+ if (this.shouldUseSelectorsAPI()) {
+ this.mode = 'selectorsAPI';
+ } else if (this.shouldUseXPath()) {
+ this.mode = 'xpath';
+ this.compileXPathMatcher();
+ } else {
+ this.mode = "normal";
+ this.compileMatcher();
+ }
+
+ },
+
+ shouldUseXPath: (function() {
+
+ var IS_DESCENDANT_SELECTOR_BUGGY = (function(){
+ var isBuggy = false;
+ if (document.evaluate && window.XPathResult) {
+ var el = document.createElement('div');
+ el.innerHTML = '<ul><li></li></ul><div><ul><li></li></ul></div>';
+
+ var xpath = ".//*[local-name()='ul' or local-name()='UL']" +
+ "//*[local-name()='li' or local-name()='LI']";
+
+ var result = document.evaluate(xpath, el, null,
+ XPathResult.ORDERED_NODE_SNAPSHOT_TYPE, null);
+
+ isBuggy = (result.snapshotLength !== 2);
+ el = null;
+ }
+ return isBuggy;
+ })();
+
+ return function() {
+ if (!Prototype.BrowserFeatures.XPath) return false;
+
+ var e = this.expression;
+
+ if (Prototype.Browser.WebKit &&
+ (e.include("-of-type") || e.include(":empty")))
+ return false;
+
+ if ((/(\[[\w-]*?:|:checked)/).test(e))
+ return false;
+
+ if (IS_DESCENDANT_SELECTOR_BUGGY) return false;
+
+ return true;
+ }
+
+ })(),
+
+ shouldUseSelectorsAPI: function() {
+ if (!Prototype.BrowserFeatures.SelectorsAPI) return false;
+
+ if (Selector.CASE_INSENSITIVE_CLASS_NAMES) return false;
+
+ if (!Selector._div) Selector._div = new Element('div');
+
+ try {
+ Selector._div.querySelector(this.expression);
+ } catch(e) {
+ return false;
+ }
+
+ return true;
+ },
+
+ compileMatcher: function() {
+ var e = this.expression, ps = Selector.patterns, h = Selector.handlers,
+ c = Selector.criteria, le, p, m, len = ps.length, name;
+
+ 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 = 0; i<len; i++) {
+ p = ps[i].re;
+ name = ps[i].name;
+ if (m = e.match(p)) {
+ this.matcher.push(Object.isFunction(c[name]) ? c[name](m) :
+ new Template(c[name]).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, len = ps.length, name;
+
+ if (Selector._cache[e]) {
+ this.xpath = Selector._cache[e]; return;
+ }
+
+ this.matcher = ['.//*'];
+ while (e && le != e && (/\S/).test(e)) {
+ le = e;
+ for (var i = 0; i<len; i++) {
+ name = ps[i].name;
+ if (m = e.match(ps[i].re)) {
+ this.matcher.push(Object.isFunction(x[name]) ? x[name](m) :
+ new Template(x[name]).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;
+ var e = this.expression, results;
+
+ switch (this.mode) {
+ case 'selectorsAPI':
+ if (root !== document) {
+ var oldId = root.id, id = $(root).identify();
+ id = id.replace(/([\.:])/g, "\\$1");
+ e = "#" + id + " " + e;
+ }
+
+ results = $A(root.querySelectorAll(e)).map(Element.extend);
+ root.id = oldId;
+
+ return results;
+ case 'xpath':
+ return document._getElementsByXPath(this.xpath, root);
+ default:
+ return this.matcher(root);
+ }
+ },
+
+ match: function(element) {
+ this.tokens = [];
+
+ var e = this.expression, ps = Selector.patterns, as = Selector.assertions;
+ var le, p, m, len = ps.length, name;
+
+ while (e && le !== e && (/\S/).test(e)) {
+ le = e;
+ for (var i = 0; i<len; i++) {
+ p = ps[i].re;
+ name = ps[i].name;
+ if (m = e.match(p)) {
+ if (as[name]) {
+ this.tokens.push([name, Object.clone(m)]);
+ e = e.replace(m[0], '');
+ } else {
+ return this.findElements(document).include(element);
+ }
+ }
+ }
+ }
+
+ var match = true, name, matches;
+ for (var i = 0, token; token = this.tokens[i]; i++) {
+ name = token[0], matches = token[1];
+ if (!Selector.assertions[name](element, matches)) {
+ match = false; break;
+ }
+ }
+
+ return match;
+ },
+
+ toString: function() {
+ return this.expression;
+ },
+
+ inspect: function() {
+ return "#<Selector:" + this.expression.inspect() + ">";
+ }
+});
+
+if (Prototype.BrowserFeatures.SelectorsAPI &&
+ document.compatMode === 'BackCompat') {
+ Selector.CASE_INSENSITIVE_CLASS_NAMES = (function(){
+ var div = document.createElement('div'),
+ span = document.createElement('span');
+
+ div.id = "prototype_test_id";
+ span.className = 'Test';
+ div.appendChild(span);
+ var isIgnored = (div.querySelector('#prototype_test_id .test') !== null);
+ div = span = null;
+ return isIgnored;
+ })();
+}
+
+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)]",
+ 'checked': "[@checked]",
+ 'disabled': "[(@disabled) and (@type!='hidden')]",
+ 'enabled': "[not(@disabled) and (@type!='hidden')]",
+ 'not': function(m) {
+ var e = m[6], p = Selector.patterns,
+ x = Selector.xpath, le, v, len = p.length, name;
+
+ var exclusion = [];
+ while (e && le != e && (/\S/).test(e)) {
+ le = e;
+ for (var i = 0; i<len; i++) {
+ name = p[i].name
+ if (m = e.match(p[i].re)) {
+ v = Object.isFunction(x[name]) ? x[name](m) : new Template(x[name]).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+)$/)) // digit only
+ return '[' + fragment + "= " + mm[1] + ']';
+ if (mm = formula.match(/^(-?\d*)?n(([+-])(\d+))?/)) { // an+b
+ if (mm[1] == "-") mm[1] = -1;
+ var a = mm[1] ? Number(mm[1]) : 1;
+ var b = mm[2] ? Number(mm[2]) : 0;
+ predicate = "[((#{fragment} - #{b}) mod #{a} = 0) and " +
+ "((#{fragment} - #{b}) div #{a} >= 0)]";
+ return new Template(predicate).evaluate({
+ fragment: fragment, a: a, b: b });
+ }
+ }
+ }
+ },
+
+ criteria: {
+ tagName: 'n = h.tagName(n, r, "#{1}", c); c = false;',
+ className: 'n = h.className(n, r, "#{1}", c); c = false;',
+ id: 'n = h.id(n, r, "#{1}", c); c = false;',
+ attrPresence: 'n = h.attrPresence(n, r, "#{1}", c); c = false;',
+ attr: function(m) {
+ m[3] = (m[5] || m[6]);
+ return new Template('n = h.attr(n, r, "#{1}", "#{3}", "#{2}", c); c = false;').evaluate(m);
+ },
+ pseudo: function(m) {
+ if (m[6]) m[6] = m[6].replace(/"/g, '\\"');
+ return new Template('n = h.pseudo(n, "#{1}", "#{6}", r, c); c = false;').evaluate(m);
+ },
+ descendant: 'c = "descendant";',
+ child: 'c = "child";',
+ adjacent: 'c = "adjacent";',
+ laterSibling: 'c = "laterSibling";'
+ },
+
+ patterns: [
+ { name: 'laterSibling', re: /^\s*~\s*/ },
+ { name: 'child', re: /^\s*>\s*/ },
+ { name: 'adjacent', re: /^\s*\+\s*/ },
+ { name: 'descendant', re: /^\s/ },
+
+ { name: 'tagName', re: /^\s*(\*|[\w\-]+)(\b|$)?/ },
+ { name: 'id', re: /^#([\w\-\*]+)(\b|$)/ },
+ { name: 'className', re: /^\.([\w\-\*]+)(\b|$)/ },
+ { name: 'pseudo', re: /^:((first|last|nth|nth-last|only)(-child|-of-type)|empty|checked|(en|dis)abled|not)(\((.*?)\))?(\b|$|(?=\s|[:+~>]))/ },
+ { name: 'attrPresence', re: /^\[((?:[\w-]+:)?[\w-]+)\]/ },
+ { name: 'attr', re: /\[((?:[\w-]*:)?[\w-]+)\s*(?:([!^$*~|]?=)\s*((['"])([^\4]*?)\4|([^'"][^\]]*?)))?\]/ }
+ ],
+
+ assertions: {
+ tagName: function(element, matches) {
+ return matches[1].toUpperCase() == element.tagName.toUpperCase();
+ },
+
+ className: function(element, matches) {
+ return Element.hasClassName(element, matches[1]);
+ },
+
+ id: function(element, matches) {
+ return element.id === matches[1];
+ },
+
+ attrPresence: function(element, matches) {
+ return Element.hasAttribute(element, matches[1]);
+ },
+
+ attr: function(element, matches) {
+ var nodeValue = Element.readAttribute(element, matches[1]);
+ return nodeValue && Selector.operators[matches[2]](nodeValue, matches[5] || matches[6]);
+ }
+ },
+
+ handlers: {
+ concat: function(a, b) {
+ for (var i = 0, node; node = b[i]; i++)
+ a.push(node);
+ return a;
+ },
+
+ mark: function(nodes) {
+ var _true = Prototype.emptyFunction;
+ for (var i = 0, node; node = nodes[i]; i++)
+ node._countedByPrototype = _true;
+ return nodes;
+ },
+
+ unmark: (function(){
+
+ var PROPERTIES_ATTRIBUTES_MAP = (function(){
+ var el = document.createElement('div'),
+ isBuggy = false,
+ propName = '_countedByPrototype',
+ value = 'x'
+ el[propName] = value;
+ isBuggy = (el.getAttribute(propName) === value);
+ el = null;
+ return isBuggy;
+ })();
+
+ return PROPERTIES_ATTRIBUTES_MAP ?
+ function(nodes) {
+ for (var i = 0, node; node = nodes[i]; i++)
+ node.removeAttribute('_countedByPrototype');
+ return nodes;
+ } :
+ function(nodes) {
+ for (var i = 0, node; node = nodes[i]; i++)
+ node._countedByPrototype = void 0;
+ return nodes;
+ }
+ })(),
+
+ index: function(parentNode, reverse, ofType) {
+ parentNode._countedByPrototype = Prototype.emptyFunction;
+ if (reverse) {
+ for (var nodes = parentNode.childNodes, i = nodes.length - 1, j = 1; i >= 0; i--) {
+ var node = nodes[i];
+ if (node.nodeType == 1 && (!ofType || node._countedByPrototype)) node.nodeIndex = j++;
+ }
+ } else {
+ for (var i = 0, j = 1, nodes = parentNode.childNodes; node = nodes[i]; i++)
+ if (node.nodeType == 1 && (!ofType || node._countedByPrototype)) node.nodeIndex = j++;
+ }
+ },
+
+ unique: function(nodes) {
+ if (nodes.length == 0) return nodes;
+ var results = [], n;
+ for (var i = 0, l = nodes.length; i < l; i++)
+ if (typeof (n = nodes[i])._countedByPrototype == 'undefined') {
+ n._countedByPrototype = Prototype.emptyFunction;
+ results.push(Element.extend(n));
+ }
+ return Selector.handlers.unmark(results);
+ },
+
+ descendant: function(nodes) {
+ var h = Selector.handlers;
+ for (var i = 0, results = [], node; node = nodes[i]; i++)
+ h.concat(results, node.getElementsByTagName('*'));
+ return results;
+ },
+
+ child: function(nodes) {
+ var h = Selector.handlers;
+ for (var i = 0, results = [], node; node = nodes[i]; i++) {
+ for (var j = 0, child; child = node.childNodes[j]; j++)
+ if (child.nodeType == 1 && child.tagName != '!') results.push(child);
+ }
+ return results;
+ },
+
+ adjacent: function(nodes) {
+ for (var i = 0, results = [], node; node = nodes[i]; i++) {
+ var next = this.nextElementSibling(node);
+ if (next) results.push(next);
+ }
+ return results;
+ },
+
+ laterSibling: function(nodes) {
+ var h = Selector.handlers;
+ for (var i = 0, results = [], node; node = nodes[i]; i++)
+ h.concat(results, Element.nextSiblings(node));
+ return results;
+ },
+
+ nextElementSibling: function(node) {
+ while (node = node.nextSibling)
+ if (node.nodeType == 1) return node;
+ return null;
+ },
+
+ previousElementSibling: function(node) {
+ while (node = node.previousSibling)
+ if (node.nodeType == 1) return node;
+ return null;
+ },
+
+ tagName: function(nodes, root, tagName, combinator) {
+ var uTagName = tagName.toUpperCase();
+ var results = [], h = Selector.handlers;
+ if (nodes) {
+ if (combinator) {
+ if (combinator == "descendant") {
+ for (var i = 0, node; node = nodes[i]; i++)
+ h.concat(results, node.getElementsByTagName(tagName));
+ return results;
+ } else nodes = this[combinator](nodes);
+ if (tagName == "*") return nodes;
+ }
+ for (var i = 0, node; node = nodes[i]; i++)
+ if (node.tagName.toUpperCase() === uTagName) results.push(node);
+ return results;
+ } else return root.getElementsByTagName(tagName);
+ },
+
+ id: function(nodes, root, id, combinator) {
+ var targetNode = $(id), h = Selector.handlers;
+
+ if (root == document) {
+ if (!targetNode) return [];
+ if (!nodes) return [targetNode];
+ } else {
+ if (!root.sourceIndex || root.sourceIndex < 1) {
+ var nodes = root.getElementsByTagName('*');
+ for (var j = 0, node; node = nodes[j]; j++) {
+ if (node.id === id) return [node];
+ }
+ }
+ }
+
+ if (nodes) {
+ if (combinator) {
+ if (combinator == 'child') {
+ for (var i = 0, node; node = nodes[i]; i++)
+ if (targetNode.parentNode == node) return [targetNode];
+ } else if (combinator == 'descendant') {
+ for (var i = 0, node; node = nodes[i]; i++)
+ if (Element.descendantOf(targetNode, node)) return [targetNode];
+ } else if (combinator == 'adjacent') {
+ for (var i = 0, node; node = nodes[i]; i++)
+ if (Selector.handlers.previousElementSibling(targetNode) == node)
+ return [targetNode];
+ } else nodes = h[combinator](nodes);
+ }
+ for (var i = 0, node; node = nodes[i]; i++)
+ if (node == targetNode) return [targetNode];
+ return [];
+ }
+ return (targetNode && Element.descendantOf(targetNode, root)) ? [targetNode] : [];
+ },
+
+ className: function(nodes, root, className, combinator) {
+ if (nodes && combinator) nodes = this[combinator](nodes);
+ return Selector.handlers.byClassName(nodes, root, className);
+ },
+
+ byClassName: function(nodes, root, className) {
+ if (!nodes) nodes = Selector.handlers.descendant([root]);
+ var needle = ' ' + className + ' ';
+ for (var i = 0, results = [], node, nodeClassName; node = nodes[i]; i++) {
+ nodeClassName = node.className;
+ if (nodeClassName.length == 0) continue;
+ if (nodeClassName == className || (' ' + nodeClassName + ' ').include(needle))
+ results.push(node);
+ }
+ return results;
+ },
+
+ attrPresence: function(nodes, root, attr, combinator) {
+ if (!nodes) nodes = root.getElementsByTagName("*");
+ if (nodes && combinator) nodes = this[combinator](nodes);
+ var results = [];
+ for (var i = 0, node; node = nodes[i]; i++)
+ if (Element.hasAttribute(node, attr)) results.push(node);
+ return results;
+ },
+
+ attr: function(nodes, root, attr, value, operator, combinator) {
+ if (!nodes) nodes = root.getElementsByTagName("*");
+ if (nodes && combinator) nodes = this[combinator](nodes);
+ var handler = Selector.operators[operator], results = [];
+ for (var i = 0, node; node = nodes[i]; i++) {
+ var nodeValue = Element.readAttribute(node, attr);
+ if (nodeValue === null) continue;
+ if (handler(nodeValue, value)) results.push(node);
+ }
+ return results;
+ },
+
+ pseudo: function(nodes, name, value, root, combinator) {
+ if (nodes && combinator) nodes = this[combinator](nodes);
+ if (!nodes) nodes = root.getElementsByTagName("*");
+ return Selector.pseudos[name](nodes, value, root);
+ }
+ },
+
+ pseudos: {
+ 'first-child': function(nodes, value, root) {
+ for (var i = 0, results = [], node; node = nodes[i]; i++) {
+ if (Selector.handlers.previousElementSibling(node)) continue;
+ results.push(node);
+ }
+ return results;
+ },
+ 'last-child': function(nodes, value, root) {
+ for (var i = 0, results = [], node; node = nodes[i]; i++) {
+ if (Selector.handlers.nextElementSibling(node)) continue;
+ results.push(node);
+ }
+ return results;
+ },
+ 'only-child': function(nodes, value, root) {
+ var h = Selector.handlers;
+ for (var i = 0, results = [], node; node = nodes[i]; i++)
+ if (!h.previousElementSibling(node) && !h.nextElementSibling(node))
+ results.push(node);
+ return results;
+ },
+ 'nth-child': function(nodes, formula, root) {
+ return Selector.pseudos.nth(nodes, formula, root);
+ },
+ 'nth-last-child': function(nodes, formula, root) {
+ return Selector.pseudos.nth(nodes, formula, root, true);
+ },
+ 'nth-of-type': function(nodes, formula, root) {
+ return Selector.pseudos.nth(nodes, formula, root, false, true);
+ },
+ 'nth-last-of-type': function(nodes, formula, root) {
+ return Selector.pseudos.nth(nodes, formula, root, true, true);
+ },
+ 'first-of-type': function(nodes, formula, root) {
+ return Selector.pseudos.nth(nodes, "1", root, false, true);
+ },
+ 'last-of-type': function(nodes, formula, root) {
+ return Selector.pseudos.nth(nodes, "1", root, true, true);
+ },
+ 'only-of-type': function(nodes, formula, root) {
+ var p = Selector.pseudos;
+ return p['last-of-type'](p['first-of-type'](nodes, formula, root), formula, root);
+ },
+
+ getIndices: function(a, b, total) {
+ if (a == 0) return b > 0 ? [b] : [];
+ return $R(1, total).inject([], function(memo, i) {
+ if (0 == (i - b) % a && (i - b) / a >= 0) memo.push(i);
+ return memo;
+ });
+ },
+
+ nth: function(nodes, formula, root, reverse, ofType) {
+ if (nodes.length == 0) return [];
+ if (formula == 'even') formula = '2n+0';
+ if (formula == 'odd') formula = '2n+1';
+ var h = Selector.handlers, results = [], indexed = [], m;
+ h.mark(nodes);
+ for (var i = 0, node; node = nodes[i]; i++) {
+ if (!node.parentNode._countedByPrototype) {
+ h.index(node.parentNode, reverse, ofType);
+ indexed.push(node.parentNode);
+ }
+ }
+ if (formula.match(/^\d+$/)) { // 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++) {
+ if (node.tagName == '!' || node.firstChild) 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 && (!node.type || node.type !== 'hidden'))
+ 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 == v || nv && nv.startsWith(v); },
+ '$=': function(nv, v) { return nv == v || nv && nv.endsWith(v); },
+ '*=': function(nv, v) { return nv == v || nv && nv.include(v); },
+ '~=': function(nv, v) { return (' ' + nv + ' ').include(' ' + v + ' '); },
+ '|=': function(nv, v) { return ('-' + (nv || "").toUpperCase() +
+ '-').include('-' + (v || "").toUpperCase() + '-'); }
+ },
+
+ split: function(expression) {
+ var expressions = [];
+ expression.scan(/(([\w#:.~>+()\s-]+|\*|\[.*?\])+)\s*(,|$)/, function(m) {
+ expressions.push(m[1].strip());
+ });
+ return expressions;
+ },
+
+ matchElements: function(elements, expression) {
+ var matches = $$(expression), h = Selector.handlers;
+ h.mark(matches);
+ for (var i = 0, results = [], element; element = elements[i]; i++)
+ if (element._countedByPrototype) results.push(element);
+ h.unmark(matches);
+ return results;
+ },
+
+ findElement: function(elements, expression, index) {
+ if (Object.isNumber(expression)) {
+ index = expression; expression = false;
+ }
+ return Selector.matchElements(elements, expression || '*')[index || 0];
+ },
+
+ findChildElements: function(element, expressions) {
+ expressions = Selector.split(expressions.join(','));
+ var results = [], h = Selector.handlers;
+ for (var i = 0, l = expressions.length, selector; i < l; i++) {
+ selector = new Selector(expressions[i].strip());
+ h.concat(results, selector.findElements(element));
+ }
+ return (l > 1) ? h.unique(results) : results;
+ }
+});
+
+if (Prototype.Browser.IE) {
+ Object.extend(Selector.handlers, {
+ concat: function(a, b) {
+ for (var i = 0, node; node = b[i]; i++)
+ if (node.tagName !== "!") a.push(node);
+ return a;
+ }
+ });
+}
+
+function $$() {
+ return Selector.findChildElements(document, $A(arguments));
+}
+
+var Form = {
+ reset: function(form) {
+ form = $(form);
+ form.reset();
+ return form;
+ },
+
+ serializeElements: function(elements, options) {
+ if (typeof options != 'object') options = { hash: !!options };
+ else if (Object.isUndefined(options.hash)) options.hash = true;
+ var key, value, submitted = false, submit = options.submit;
+
+ var data = elements.inject({ }, function(result, element) {
+ if (!element.disabled && element.name) {
+ key = element.name; value = $(element).getValue();
+ if (value != null && element.type != 'file' && (element.type != 'submit' || (!submitted &&
+ submit !== false && (!submit || key == submit) && (submitted = true)))) {
+ if (key in result) {
+ if (!Object.isArray(result[key])) result[key] = [result[key]];
+ result[key].push(value);
+ }
+ else result[key] = value;
+ }
+ }
+ return result;
+ });
+
+ return options.hash ? data : Object.toQueryString(data);
+ }
+};
+
+Form.Methods = {
+ serialize: function(form, options) {
+ return Form.serializeElements(Form.getElements(form), options);
+ },
+
+ getElements: function(form) {
+ var elements = $(form).getElementsByTagName('*'),
+ element,
+ arr = [ ],
+ serializers = Form.Element.Serializers;
+ for (var i = 0; element = elements[i]; i++) {
+ arr.push(element);
+ }
+ return arr.inject([], function(elements, child) {
+ if (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 = $(form).getElements().findAll(function(element) {
+ return 'hidden' != element.type && !element.disabled;
+ });
+ var firstByIndex = elements.findAll(function(element) {
+ return element.hasAttribute('tabIndex') && element.tabIndex >= 0;
+ }).sortBy(function(element) { return element.tabIndex }).first();
+
+ return firstByIndex ? firstByIndex : elements.find(function(element) {
+ return /^(?:input|select|textarea)$/i.test(element.tagName);
+ });
+ },
+
+ 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 = $(element);
+ try {
+ element.focus();
+ if (element.select && (element.tagName.toLowerCase() != 'input' ||
+ !(/^(?:button|reset|submit)$/i.test(element.type))))
+ element.select();
+ } catch (e) { }
+ return element;
+ },
+
+ disable: function(element) {
+ element = $(element);
+ element.disabled = true;
+ return element;
+ },
+
+ enable: function(element) {
+ element = $(element);
+ element.disabled = false;
+ return element;
+ }
+};
+
+/*--------------------------------------------------------------------------*/
+
+var Field = Form.Element;
+
+var $F = Form.Element.Methods.getValue;
+
+/*--------------------------------------------------------------------------*/
+
+Form.Element.Serializers = {
+ input: function(element, value) {
+ switch (element.type.toLowerCase()) {
+ case 'checkbox':
+ case 'radio':
+ return Form.Element.Serializers.inputSelector(element, value);
+ default:
+ return Form.Element.Serializers.textarea(element, value);
+ }
+ },
+
+ inputSelector: function(element, value) {
+ if (Object.isUndefined(value)) return element.checked ? element.value : null;
+ else element.checked = !!value;
+ },
+
+ textarea: function(element, value) {
+ if (Object.isUndefined(value)) return element.value;
+ else element.value = value;
+ },
+
+ select: function(element, value) {
+ if (Object.isUndefined(value))
+ return this[element.type == 'select-one' ?
+ 'selectOne' : 'selectMany'](element);
+ else {
+ var opt, currentValue, single = !Object.isArray(value);
+ for (var i = 0, length = element.length; i < length; i++) {
+ opt = element.options[i];
+ currentValue = this.optionValue(opt);
+ if (single) {
+ if (currentValue == value) {
+ opt.selected = true;
+ return;
+ }
+ }
+ else opt.selected = value.include(currentValue);
+ }
+ }
+ },
+
+ selectOne: function(element) {
+ var index = element.selectedIndex;
+ return index >= 0 ? this.optionValue(element.options[index]) : null;
+ },
+
+ selectMany: function(element) {
+ var values, length = element.length;
+ if (!length) return null;
+
+ for (var i = 0, values = []; i < length; i++) {
+ var opt = element.options[i];
+ if (opt.selected) values.push(this.optionValue(opt));
+ }
+ return values;
+ },
+
+ optionValue: function(opt) {
+ return Element.extend(opt).hasAttribute('value') ? opt.value : opt.text;
+ }
+};
+
+/*--------------------------------------------------------------------------*/
+
+
+Abstract.TimedObserver = Class.create(PeriodicalExecuter, {
+ initialize: function($super, element, frequency, callback) {
+ $super(callback, frequency);
+ this.element = $(element);
+ this.lastValue = this.getValue();
+ },
+
+ execute: function() {
+ var value = this.getValue();
+ if (Object.isString(this.lastValue) && Object.isString(value) ?
+ this.lastValue != value : String(this.lastValue) != String(value)) {
+ this.callback(this.element, value);
+ this.lastValue = value;
+ }
+ }
+});
+
+Form.Element.Observer = Class.create(Abstract.TimedObserver, {
+ getValue: function() {
+ return Form.Element.getValue(this.element);
+ }
+});
+
+Form.Observer = Class.create(Abstract.TimedObserver, {
+ getValue: function() {
+ return Form.serialize(this.element);
+ }
+});
+
+/*--------------------------------------------------------------------------*/
+
+Abstract.EventObserver = Class.create({
+ initialize: function(element, callback) {
+ this.element = $(element);
+ this.callback = callback;
+
+ this.lastValue = this.getValue();
+ if (this.element.tagName.toLowerCase() == 'form')
+ this.registerFormCallbacks();
+ else
+ this.registerCallback(this.element);
+ },
+
+ onElementEvent: function() {
+ var value = this.getValue();
+ if (this.lastValue != value) {
+ this.callback(this.element, value);
+ this.lastValue = value;
+ }
+ },
+
+ registerFormCallbacks: function() {
+ Form.getElements(this.element).each(this.registerCallback, this);
+ },
+
+ registerCallback: function(element) {
+ if (element.type) {
+ switch (element.type.toLowerCase()) {
+ case 'checkbox':
+ case 'radio':
+ Event.observe(element, 'click', this.onElementEvent.bind(this));
+ break;
+ default:
+ Event.observe(element, 'change', this.onElementEvent.bind(this));
+ break;
+ }
+ }
+ }
+});
+
+Form.Element.EventObserver = Class.create(Abstract.EventObserver, {
+ getValue: function() {
+ return Form.Element.getValue(this.element);
+ }
+});
+
+Form.EventObserver = Class.create(Abstract.EventObserver, {
+ getValue: function() {
+ return Form.serialize(this.element);
+ }
+});
+(function() {
+
+ var Event = {
+ KEY_BACKSPACE: 8,
+ KEY_TAB: 9,
+ KEY_RETURN: 13,
+ KEY_ESC: 27,
+ KEY_LEFT: 37,
+ KEY_UP: 38,
+ KEY_RIGHT: 39,
+ KEY_DOWN: 40,
+ KEY_DELETE: 46,
+ KEY_HOME: 36,
+ KEY_END: 35,
+ KEY_PAGEUP: 33,
+ KEY_PAGEDOWN: 34,
+ KEY_INSERT: 45,
+
+ cache: {}
+ };
+
+ var docEl = document.documentElement;
+ var MOUSEENTER_MOUSELEAVE_EVENTS_SUPPORTED = 'onmouseenter' in docEl
+ && 'onmouseleave' in docEl;
+
+ 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);
+ };
+ }
+
+ function isLeftClick(event) { return _isButton(event, 0) }
+
+ function isMiddleClick(event) { return _isButton(event, 1) }
+
+ function isRightClick(event) { return _isButton(event, 2) }
+
+ function element(event) {
+ event = Event.extend(event);
+
+ var node = event.target, type = event.type,
+ currentTarget = event.currentTarget;
+
+ if (currentTarget && currentTarget.tagName) {
+ if (type === 'load' || type === 'error' ||
+ (type === 'click' && currentTarget.tagName.toLowerCase() === 'input'
+ && currentTarget.type === 'radio'))
+ node = currentTarget;
+ }
+
+ if (node.nodeType == Node.TEXT_NODE)
+ node = node.parentNode;
+
+ return Element.extend(node);
+ }
+
+ function findElement(event, expression) {
+ var element = Event.element(event);
+ if (!expression) return element;
+ var elements = [element].concat(element.ancestors());
+ return Selector.findElement(elements, expression, 0);
+ }
+
+ function pointer(event) {
+ return { x: pointerX(event), y: pointerY(event) };
+ }
+
+ function pointerX(event) {
+ var docElement = document.documentElement,
+ body = document.body || { scrollLeft: 0 };
+
+ return event.pageX || (event.clientX +
+ (docElement.scrollLeft || body.scrollLeft) -
+ (docElement.clientLeft || 0));
+ }
+
+ function pointerY(event) {
+ var docElement = document.documentElement,
+ body = document.body || { scrollTop: 0 };
+
+ return event.pageY || (event.clientY +
+ (docElement.scrollTop || body.scrollTop) -
+ (docElement.clientTop || 0));
+ }
+
+
+ function stop(event) {
+ Event.extend(event);
+ event.preventDefault();
+ event.stopPropagation();
+
+ event.stopped = true;
+ }
+
+ Event.Methods = {
+ isLeftClick: isLeftClick,
+ isMiddleClick: isMiddleClick,
+ isRightClick: isRightClick,
+
+ element: element,
+ findElement: findElement,
+
+ pointer: pointer,
+ pointerX: pointerX,
+ pointerY: pointerY,
+
+ stop: stop
+ };
+
+
+ var methods = Object.keys(Event.Methods).inject({ }, function(m, name) {
+ m[name] = Event.Methods[name].methodize();
+ return m;
+ });
+
+ if (Prototype.Browser.IE) {
+ function _relatedTarget(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);
+ }
+
+ Object.extend(methods, {
+ stopPropagation: function() { this.cancelBubble = true },
+ preventDefault: function() { this.returnValue = false },
+ inspect: function() { return '[object Event]' }
+ });
+
+ Event.extend = function(event, element) {
+ if (!event) return false;
+ if (event._extendedByPrototype) return event;
+
+ event._extendedByPrototype = Prototype.emptyFunction;
+ var pointer = Event.pointer(event);
+
+ Object.extend(event, {
+ target: event.srcElement || element,
+ relatedTarget: _relatedTarget(event),
+ pageX: pointer.x,
+ pageY: pointer.y
+ });
+
+ return Object.extend(event, methods);
+ };
+ } else {
+ Event.prototype = window.Event.prototype || document.createEvent('HTMLEvents').__proto__;
+ Object.extend(Event.prototype, methods);
+ Event.extend = Prototype.K;
+ }
+
+ function _createResponder(element, eventName, handler) {
+ var registry = Element.retrieve(element, 'prototype_event_registry');
+
+ if (Object.isUndefined(registry)) {
+ CACHE.push(element);
+ registry = Element.retrieve(element, 'prototype_event_registry', $H());
+ }
+
+ var respondersForEvent = registry.get(eventName);
+ if (Object.isUndefined(respondersForEvent)) {
+ respondersForEvent = [];
+ registry.set(eventName, respondersForEvent);
+ }
+
+ if (respondersForEvent.pluck('handler').include(handler)) return false;
+
+ var responder;
+ if (eventName.include(":")) {
+ responder = function(event) {
+ if (Object.isUndefined(event.eventName))
+ return false;
+
+ if (event.eventName !== eventName)
+ return false;
+
+ Event.extend(event, element);
+ handler.call(element, event);
+ };
+ } else {
+ if (!MOUSEENTER_MOUSELEAVE_EVENTS_SUPPORTED &&
+ (eventName === "mouseenter" || eventName === "mouseleave")) {
+ if (eventName === "mouseenter" || eventName === "mouseleave") {
+ responder = function(event) {
+ Event.extend(event, element);
+
+ var parent = event.relatedTarget;
+ while (parent && parent !== element) {
+ try { parent = parent.parentNode; }
+ catch(e) { parent = element; }
+ }
+
+ if (parent === element) return;
+
+ handler.call(element, event);
+ };
+ }
+ } else {
+ responder = function(event) {
+ Event.extend(event, element);
+ handler.call(element, event);
+ };
+ }
+ }
+
+ responder.handler = handler;
+ respondersForEvent.push(responder);
+ return responder;
+ }
+
+ function _destroyCache() {
+ for (var i = 0, length = CACHE.length; i < length; i++) {
+ Event.stopObserving(CACHE[i]);
+ CACHE[i] = null;
+ }
+ }
+
+ var CACHE = [];
+
+ if (Prototype.Browser.IE)
+ window.attachEvent('onunload', _destroyCache);
+
+ if (Prototype.Browser.WebKit)
+ window.addEventListener('unload', Prototype.emptyFunction, false);
+
+
+ var _getDOMEventName = Prototype.K;
+
+ if (!MOUSEENTER_MOUSELEAVE_EVENTS_SUPPORTED) {
+ _getDOMEventName = function(eventName) {
+ var translations = { mouseenter: "mouseover", mouseleave: "mouseout" };
+ return eventName in translations ? translations[eventName] : eventName;
+ };
+ }
+
+ function observe(element, eventName, handler) {
+ element = $(element);
+
+ var responder = _createResponder(element, eventName, handler);
+
+ if (!responder) return element;
+
+ if (eventName.include(':')) {
+ if (element.addEventListener)
+ element.addEventListener("dataavailable", responder, false);
+ else {
+ element.attachEvent("ondataavailable", responder);
+ element.attachEvent("onfilterchange", responder);
+ }
+ } else {
+ var actualEventName = _getDOMEventName(eventName);
+
+ if (element.addEventListener)
+ element.addEventListener(actualEventName, responder, false);
+ else
+ element.attachEvent("on" + actualEventName, responder);
+ }
+
+ return element;
+ }
+
+ function stopObserving(element, eventName, handler) {
+ element = $(element);
+
+ var registry = Element.retrieve(element, 'prototype_event_registry');
+
+ if (Object.isUndefined(registry)) return element;
+
+ if (eventName && !handler) {
+ var responders = registry.get(eventName);
+
+ if (Object.isUndefined(responders)) return element;
+
+ responders.each( function(r) {
+ Element.stopObserving(element, eventName, r.handler);
+ });
+ return element;
+ } else if (!eventName) {
+ registry.each( function(pair) {
+ var eventName = pair.key, responders = pair.value;
+
+ responders.each( function(r) {
+ Element.stopObserving(element, eventName, r.handler);
+ });
+ });
+ return element;
+ }
+
+ var responders = registry.get(eventName);
+
+ if (!responders) return;
+
+ var responder = responders.find( function(r) { return r.handler === handler; });
+ if (!responder) return element;
+
+ var actualEventName = _getDOMEventName(eventName);
+
+ if (eventName.include(':')) {
+ if (element.removeEventListener)
+ element.removeEventListener("dataavailable", responder, false);
+ else {
+ element.detachEvent("ondataavailable", responder);
+ element.detachEvent("onfilterchange", responder);
+ }
+ } else {
+ if (element.removeEventListener)
+ element.removeEventListener(actualEventName, responder, false);
+ else
+ element.detachEvent('on' + actualEventName, responder);
+ }
+
+ registry.set(eventName, responders.without(responder));
+
+ return element;
+ }
+
+ function fire(element, eventName, memo, bubble) {
+ element = $(element);
+
+ if (Object.isUndefined(bubble))
+ bubble = true;
+
+ 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 = bubble ? 'ondataavailable' : 'onfilterchange';
+ }
+
+ 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);
+
+ Object.extend(Event, {
+ fire: fire,
+ observe: observe,
+ stopObserving: stopObserving
+ });
+
+ Element.addMethods({
+ fire: fire,
+
+ observe: observe,
+
+ stopObserving: stopObserving
+ });
+
+ Object.extend(document, {
+ fire: fire.methodize(),
+
+ observe: observe.methodize(),
+
+ stopObserving: stopObserving.methodize(),
+
+ loaded: false
+ });
+
+ if (window.Event) Object.extend(window.Event, Event);
+ else window.Event = Event;
+})();
+
+(function() {
+ /* Support for the DOMContentLoaded event is based on work by Dan Webb,
+ Matthias Miller, Dean Edwards, John Resig, and Diego Perini. */
+
+ var timer;
+
+ function fireContentLoadedEvent() {
+ if (document.loaded) return;
+ if (timer) window.clearTimeout(timer);
+ document.loaded = true;
+ document.fire('dom:loaded');
+ }
+
+ function checkReadyState() {
+ if (document.readyState === 'complete') {
+ document.stopObserving('readystatechange', checkReadyState);
+ fireContentLoadedEvent();
+ }
+ }
+
+ function pollDoScroll() {
+ try { document.documentElement.doScroll('left'); }
+ catch(e) {
+ timer = pollDoScroll.defer();
+ return;
+ }
+ fireContentLoadedEvent();
+ }
+
+ if (document.addEventListener) {
+ document.addEventListener('DOMContentLoaded', fireContentLoadedEvent, false);
+ } else {
+ document.observe('readystatechange', checkReadyState);
+ if (window == top)
+ timer = pollDoScroll.defer();
+ }
+
+ Event.observe(window, 'load', fireContentLoadedEvent);
+})();
+
+Element.addMethods();
+
+/*------------------------------- 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');
+
+var Position = {
+ includeScrollOffsets: false,
+
+ prepare: function() {
+ this.deltaX = window.pageXOffset
+ || document.documentElement.scrollLeft
+ || document.body.scrollLeft
+ || 0;
+ this.deltaY = window.pageYOffset
+ || document.documentElement.scrollTop
+ || document.body.scrollTop
+ || 0;
+ },
+
+ within: function(element, x, y) {
+ if (this.includeScrollOffsets)
+ return this.withinIncludingScrolloffsets(element, x, y);
+ this.xcomp = x;
+ this.ycomp = y;
+ this.offset = Element.cumulativeOffset(element);
+
+ return (y >= this.offset[1] &&
+ y < this.offset[1] + element.offsetHeight &&
+ x >= this.offset[0] &&
+ x < this.offset[0] + element.offsetWidth);
+ },
+
+ withinIncludingScrolloffsets: function(element, x, y) {
+ var offsetcache = Element.cumulativeScrollOffset(element);
+
+ this.xcomp = x + offsetcache[0] - this.deltaX;
+ this.ycomp = y + offsetcache[1] - this.deltaY;
+ this.offset = Element.cumulativeOffset(element);
+
+ return (this.ycomp >= this.offset[1] &&
+ this.ycomp < this.offset[1] + element.offsetHeight &&
+ this.xcomp >= this.offset[0] &&
+ this.xcomp < this.offset[0] + element.offsetWidth);
+ },
+
+ overlap: function(mode, element) {
+ if (!mode) return 0;
+ if (mode == 'vertical')
+ return ((this.offset[1] + element.offsetHeight) - this.ycomp) /
+ element.offsetHeight;
+ if (mode == 'horizontal')
+ return ((this.offset[0] + element.offsetWidth) - this.xcomp) /
+ element.offsetWidth;
+ },
+
+
+ cumulativeOffset: Element.Methods.cumulativeOffset,
+
+ positionedOffset: Element.Methods.positionedOffset,
+
+ absolutize: function(element) {
+ Position.prepare();
+ return Element.absolutize(element);
+ },
+
+ relativize: function(element) {
+ Position.prepare();
+ return Element.relativize(element);
+ },
+
+ realOffset: Element.Methods.cumulativeScrollOffset,
+
+ offsetParent: Element.Methods.getOffsetParent,
+
+ page: Element.Methods.viewportOffset,
+
+ clone: function(source, target, options) {
+ options = options || { };
+ return Element.clonePosition(target, source, options);
+ }
+};
+
+/*--------------------------------------------------------------------------*/
+
+if (!document.getElementsByClassName) document.getElementsByClassName = function(instanceMethods){
+ function iter(name) {
+ return name.blank() ? null : "[contains(concat(' ', @class, ' '), ' " + name + " ')]";
+ }
+
+ instanceMethods.getElementsByClassName = Prototype.BrowserFeatures.XPath ?
+ function(element, className) {
+ className = className.toString().strip();
+ var cond = /\s/.test(className) ? $w(className).map(iter).join('') : iter(className);
+ return cond ? document._getElementsByXPath('.//*' + cond, element) : [];
+ } : function(element, className) {
+ className = className.toString().strip();
+ var elements = [], classNames = (/\s/.test(className) ? $w(className) : null);
+ if (!classNames && !className) return elements;
+
+ var nodes = $(element).getElementsByTagName('*');
+ className = ' ' + className + ' ';
+
+ for (var i = 0, child, cn; child = nodes[i]; i++) {
+ if (child.className && (cn = ' ' + child.className + ' ') && (cn.include(className) ||
+ (classNames && classNames.all(function(name) {
+ return !name.toString().blank() && cn.include(' ' + name + ' ');
+ }))))
+ elements.push(Element.extend(child));
+ }
+ return elements;
+ };
+
+ return function(className, parentElement) {
+ return $(parentElement || document.body).getElementsByClassName(className);
+ };
+}(Element.Methods);
+
+/*--------------------------------------------------------------------------*/
+
+Element.ClassNames = Class.create();
+Element.ClassNames.prototype = {
+ initialize: function(element) {
+ this.element = $(element);
+ },
+
+ _each: function(iterator) {
+ this.element.className.split(/\s+/).select(function(name) {
+ return name.length > 0;
+ })._each(iterator);
+ },
+
+ set: function(className) {
+ this.element.className = className;
+ },
+
+ add: function(classNameToAdd) {
+ if (this.include(classNameToAdd)) return;
+ this.set($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);
+
+/*--------------------------------------------------------------------------*/