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Zepto.js + selector

Zepto.js 增加了 selector 模块

此脚本不应直接安装，它是一个供其他脚本使用的外部库。如果您需要使用该库，请在脚本元属性加入：// @require https://update.cn-greasyfork.org/scripts/32445/212976/Zeptojs%20%2B%20selector.js 

  1. /* Zepto 1.2.0 - zepto event ajax form ie selector - zeptojs.com/license */
  2. (function(global, factory) {
  3.   if (typeof define === 'function' && define.amd)
  4.     define(function() { return factory(global) })
  5.   else
  6.     factory(global)
  7. }(window, function(window) {
  8.   var Zepto = (function() {
  9.   var undefined, key, $, classList, emptyArray = [], concat = emptyArray.concat, filter = emptyArray.filter, slice = emptyArray.slice,
  10.     document = window.document,
  11.     elementDisplay = {}, classCache = {},
  12.     cssNumber = { 'column-count': 1, 'columns': 1, 'font-weight': 1, 'line-height': 1,'opacity': 1, 'z-index': 1, 'zoom': 1 },
  13.     fragmentRE = /^\s*<(\w+|!)[^>]*>/,
  14.     singleTagRE = /^<(\w+)\s*\/?>(?:<\/\1>|)$/,
  15.     tagExpanderRE = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/ig,
  16.     rootNodeRE = /^(?:body|html)$/i,
  17.     capitalRE = /([A-Z])/g,
  18.  
  19.     // special attributes that should be get/set via method calls
  20.     methodAttributes = ['val', 'css', 'html', 'text', 'data', 'width', 'height', 'offset'],
  21.  
  22.     adjacencyOperators = [ 'after', 'prepend', 'before', 'append' ],
  23.     table = document.createElement('table'),
  24.     tableRow = document.createElement('tr'),
  25.     containers = {
  26.       'tr': document.createElement('tbody'),
  27.       'tbody': table, 'thead': table, 'tfoot': table,
  28.       'td': tableRow, 'th': tableRow,
  29.       '*': document.createElement('div')
  30.     },
  31.     simpleSelectorRE = /^[\w-]*$/,
  32.     class2type = {},
  33.     toString = class2type.toString,
  34.     zepto = {},
  35.     camelize, uniq,
  36.     tempParent = document.createElement('div'),
  37.     propMap = {
  38.       'tabindex': 'tabIndex',
  39.       'readonly': 'readOnly',
  40.       'for': 'htmlFor',
  41.       'class': 'className',
  42.       'maxlength': 'maxLength',
  43.       'cellspacing': 'cellSpacing',
  44.       'cellpadding': 'cellPadding',
  45.       'rowspan': 'rowSpan',
  46.       'colspan': 'colSpan',
  47.       'usemap': 'useMap',
  48.       'frameborder': 'frameBorder',
  49.       'contenteditable': 'contentEditable'
  50.     },
  51.     isArray = Array.isArray ||
  52.       function(object){ return object instanceof Array }
  53.  
  54.   zepto.matches = function(element, selector) {
  55.     if (!selector || !element || element.nodeType !== 1) return false
  56.     var matchesSelector = element.matches || element.webkitMatchesSelector ||
  57.                           element.mozMatchesSelector || element.oMatchesSelector ||
  58.                           element.matchesSelector
  59.     if (matchesSelector) return matchesSelector.call(element, selector)
  60.     // fall back to performing a selector:
  61.     var match, parent = element.parentNode, temp = !parent
  62.     if (temp) (parent = tempParent).appendChild(element)
  63.     match = ~zepto.qsa(parent, selector).indexOf(element)
  64.     temp && tempParent.removeChild(element)
  65.     return match
  66.   }
  67.  
  68.   function type(obj) {
  69.     return obj == null ? String(obj) :
  70.       class2type[toString.call(obj)] || "object"
  71.   }
  72.  
  73.   function isFunction(value) { return type(value) == "function" }
  74.   function isWindow(obj)     { return obj != null && obj == obj.window }
  75.   function isDocument(obj)   { return obj != null && obj.nodeType == obj.DOCUMENT_NODE }
  76.   function isObject(obj)     { return type(obj) == "object" }
  77.   function isPlainObject(obj) {
  78.     return isObject(obj) && !isWindow(obj) && Object.getPrototypeOf(obj) == Object.prototype
  79.   }
  80.  
  81.   function likeArray(obj) {
  82.     var length = !!obj && 'length' in obj && obj.length,
  83.       type = $.type(obj)
  84.  
  85.     return 'function' != type && !isWindow(obj) && (
  86.       'array' == type || length === 0 ||
  87.         (typeof length == 'number' && length > 0 && (length - 1) in obj)
  88.     )
  89.   }
  90.  
  91.   function compact(array) { return filter.call(array, function(item){ return item != null }) }
  92.   function flatten(array) { return array.length > 0 ? $.fn.concat.apply([], array) : array }
  93.   camelize = function(str){ return str.replace(/-+(.)?/g, function(match, chr){ return chr ? chr.toUpperCase() : '' }) }
  94.   function dasherize(str) {
  95.     return str.replace(/::/g, '/')
  96.            .replace(/([A-Z]+)([A-Z][a-z])/g, '$1_$2')
  97.            .replace(/([a-z\d])([A-Z])/g, '$1_$2')
  98.            .replace(/_/g, '-')
  99.            .toLowerCase()
  100.   }
  101.   uniq = function(array){ return filter.call(array, function(item, idx){ return array.indexOf(item) == idx }) }
  102.  
  103.   function classRE(name) {
  104.     return name in classCache ?
  105.       classCache[name] : (classCache[name] = new RegExp('(^|\\s)' + name + '(\\s|$)'))
  106.   }
  107.  
  108.   function maybeAddPx(name, value) {
  109.     return (typeof value == "number" && !cssNumber[dasherize(name)]) ? value + "px" : value
  110.   }
  111.  
  112.   function defaultDisplay(nodeName) {
  113.     var element, display
  114.     if (!elementDisplay[nodeName]) {
  115.       element = document.createElement(nodeName)
  116.       document.body.appendChild(element)
  117.       display = getComputedStyle(element, '').getPropertyValue("display")
  118.       element.parentNode.removeChild(element)
  119.       display == "none" && (display = "block")
  120.       elementDisplay[nodeName] = display
  121.     }
  122.     return elementDisplay[nodeName]
  123.   }
  124.  
  125.   function children(element) {
  126.     return 'children' in element ?
  127.       slice.call(element.children) :
  128.       $.map(element.childNodes, function(node){ if (node.nodeType == 1) return node })
  129.   }
  130.  
  131.   function Z(dom, selector) {
  132.     var i, len = dom ? dom.length : 0
  133.     for (i = 0; i < len; i++) this[i] = dom[i]
  134.     this.length = len
  135.     this.selector = selector || ''
  136.   }
  137.  
  138.   // `$.zepto.fragment` takes a html string and an optional tag name
  139.   // to generate DOM nodes from the given html string.
  140.   // The generated DOM nodes are returned as an array.
  141.   // This function can be overridden in plugins for example to make
  142.   // it compatible with browsers that don't support the DOM fully.
  143.   zepto.fragment = function(html, name, properties) {
  144.     var dom, nodes, container
  145.  
  146.     // A special case optimization for a single tag
  147.     if (singleTagRE.test(html)) dom = $(document.createElement(RegExp.$1))
  148.  
  149.     if (!dom) {
  150.       if (html.replace) html = html.replace(tagExpanderRE, "<$1></$2>")
  151.       if (name === undefined) name = fragmentRE.test(html) && RegExp.$1
  152.       if (!(name in containers)) name = '*'
  153.  
  154.       container = containers[name]
  155.       container.innerHTML = '' + html
  156.       dom = $.each(slice.call(container.childNodes), function(){
  157.         container.removeChild(this)
  158.       })
  159.     }
  160.  
  161.     if (isPlainObject(properties)) {
  162.       nodes = $(dom)
  163.       $.each(properties, function(key, value) {
  164.         if (methodAttributes.indexOf(key) > -1) nodes[key](value)
  165.         else nodes.attr(key, value)
  166.       })
  167.     }
  168.  
  169.     return dom
  170.   }
  171.  
  172.   // `$.zepto.Z` swaps out the prototype of the given `dom` array
  173.   // of nodes with `$.fn` and thus supplying all the Zepto functions
  174.   // to the array. This method can be overridden in plugins.
  175.   zepto.Z = function(dom, selector) {
  176.     return new Z(dom, selector)
  177.   }
  178.  
  179.   // `$.zepto.isZ` should return `true` if the given object is a Zepto
  180.   // collection. This method can be overridden in plugins.
  181.   zepto.isZ = function(object) {
  182.     return object instanceof zepto.Z
  183.   }
  184.  
  185.   // `$.zepto.init` is Zepto's counterpart to jQuery's `$.fn.init` and
  186.   // takes a CSS selector and an optional context (and handles various
  187.   // special cases).
  188.   // This method can be overridden in plugins.
  189.   zepto.init = function(selector, context) {
  190.     var dom
  191.     // If nothing given, return an empty Zepto collection
  192.     if (!selector) return zepto.Z()
  193.     // Optimize for string selectors
  194.     else if (typeof selector == 'string') {
  195.       selector = selector.trim()
  196.       // If it's a html fragment, create nodes from it
  197.       // Note: In both Chrome 21 and Firefox 15, DOM error 12
  198.       // is thrown if the fragment doesn't begin with <
  199.       if (selector[0] == '<' && fragmentRE.test(selector))
  200.         dom = zepto.fragment(selector, RegExp.$1, context), selector = null
  201.       // If there's a context, create a collection on that context first, and select
  202.       // nodes from there
  203.       else if (context !== undefined) return $(context).find(selector)
  204.       // If it's a CSS selector, use it to select nodes.
  205.       else dom = zepto.qsa(document, selector)
  206.     }
  207.     // If a function is given, call it when the DOM is ready
  208.     else if (isFunction(selector)) return $(document).ready(selector)
  209.     // If a Zepto collection is given, just return it
  210.     else if (zepto.isZ(selector)) return selector
  211.     else {
  212.       // normalize array if an array of nodes is given
  213.       if (isArray(selector)) dom = compact(selector)
  214.       // Wrap DOM nodes.
  215.       else if (isObject(selector))
  216.         dom = [selector], selector = null
  217.       // If it's a html fragment, create nodes from it
  218.       else if (fragmentRE.test(selector))
  219.         dom = zepto.fragment(selector.trim(), RegExp.$1, context), selector = null
  220.       // If there's a context, create a collection on that context first, and select
  221.       // nodes from there
  222.       else if (context !== undefined) return $(context).find(selector)
  223.       // And last but no least, if it's a CSS selector, use it to select nodes.
  224.       else dom = zepto.qsa(document, selector)
  225.     }
  226.     // create a new Zepto collection from the nodes found
  227.     return zepto.Z(dom, selector)
  228.   }
  229.  
  230.   // `$` will be the base `Zepto` object. When calling this
  231.   // function just call `$.zepto.init, which makes the implementation
  232.   // details of selecting nodes and creating Zepto collections
  233.   // patchable in plugins.
  234.   $ = function(selector, context){
  235.     return zepto.init(selector, context)
  236.   }
  237.  
  238.   function extend(target, source, deep) {
  239.     for (key in source)
  240.       if (deep && (isPlainObject(source[key]) || isArray(source[key]))) {
  241.         if (isPlainObject(source[key]) && !isPlainObject(target[key]))
  242.           target[key] = {}
  243.         if (isArray(source[key]) && !isArray(target[key]))
  244.           target[key] = []
  245.         extend(target[key], source[key], deep)
  246.       }
  247.       else if (source[key] !== undefined) target[key] = source[key]
  248.   }
  249.  
  250.   // Copy all but undefined properties from one or more
  251.   // objects to the `target` object.
  252.   $.extend = function(target){
  253.     var deep, args = slice.call(arguments, 1)
  254.     if (typeof target == 'boolean') {
  255.       deep = target
  256.       target = args.shift()
  257.     }
  258.     args.forEach(function(arg){ extend(target, arg, deep) })
  259.     return target
  260.   }
  261.  
  262.   // `$.zepto.qsa` is Zepto's CSS selector implementation which
  263.   // uses `document.querySelectorAll` and optimizes for some special cases, like `#id`.
  264.   // This method can be overridden in plugins.
  265.   zepto.qsa = function(element, selector){
  266.     var found,
  267.         maybeID = selector[0] == '#',
  268.         maybeClass = !maybeID && selector[0] == '.',
  269.         nameOnly = maybeID || maybeClass ? selector.slice(1) : selector, // Ensure that a 1 char tag name still gets checked
  270.         isSimple = simpleSelectorRE.test(nameOnly)
  271.     return (element.getElementById && isSimple && maybeID) ? // Safari DocumentFragment doesn't have getElementById
  272.       ( (found = element.getElementById(nameOnly)) ? [found] : [] ) :
  273.       (element.nodeType !== 1 && element.nodeType !== 9 && element.nodeType !== 11) ? [] :
  274.       slice.call(
  275.         isSimple && !maybeID && element.getElementsByClassName ? // DocumentFragment doesn't have getElementsByClassName/TagName
  276.           maybeClass ? element.getElementsByClassName(nameOnly) : // If it's simple, it could be a class
  277.           element.getElementsByTagName(selector) : // Or a tag
  278.           element.querySelectorAll(selector) // Or it's not simple, and we need to query all
  279.       )
  280.   }
  281.  
  282.   function filtered(nodes, selector) {
  283.     return selector == null ? $(nodes) : $(nodes).filter(selector)
  284.   }
  285.  
  286.   $.contains = document.documentElement.contains ?
  287.     function(parent, node) {
  288.       return parent !== node && parent.contains(node)
  289.     } :
  290.     function(parent, node) {
  291.       while (node && (node = node.parentNode))
  292.         if (node === parent) return true
  293.       return false
  294.     }
  295.  
  296.   function funcArg(context, arg, idx, payload) {
  297.     return isFunction(arg) ? arg.call(context, idx, payload) : arg
  298.   }
  299.  
  300.   function setAttribute(node, name, value) {
  301.     value == null ? node.removeAttribute(name) : node.setAttribute(name, value)
  302.   }
  303.  
  304.   // access className property while respecting SVGAnimatedString
  305.   function className(node, value){
  306.     var klass = node.className || '',
  307.         svg   = klass && klass.baseVal !== undefined
  308.  
  309.     if (value === undefined) return svg ? klass.baseVal : klass
  310.     svg ? (klass.baseVal = value) : (node.className = value)
  311.   }
  312.  
  313.   // "true"  => true
  314.   // "false" => false
  315.   // "null"  => null
  316.   // "42"    => 42
  317.   // "42.5"  => 42.5
  318.   // "08"    => "08"
  319.   // JSON    => parse if valid
  320.   // String  => self
  321.   function deserializeValue(value) {
  322.     try {
  323.       return value ?
  324.         value == "true" ||
  325.         ( value == "false" ? false :
  326.           value == "null" ? null :
  327.           +value + "" == value ? +value :
  328.           /^[\[\{]/.test(value) ? $.parseJSON(value) :
  329.           value )
  330.         : value
  331.     } catch(e) {
  332.       return value
  333.     }
  334.   }
  335.  
  336.   $.type = type
  337.   $.isFunction = isFunction
  338.   $.isWindow = isWindow
  339.   $.isArray = isArray
  340.   $.isPlainObject = isPlainObject
  341.  
  342.   $.isEmptyObject = function(obj) {
  343.     var name
  344.     for (name in obj) return false
  345.     return true
  346.   }
  347.  
  348.   $.isNumeric = function(val) {
  349.     var num = Number(val), type = typeof val
  350.     return val != null && type != 'boolean' &&
  351.       (type != 'string' || val.length) &&
  352.       !isNaN(num) && isFinite(num) || false
  353.   }
  354.  
  355.   $.inArray = function(elem, array, i){
  356.     return emptyArray.indexOf.call(array, elem, i)
  357.   }
  358.  
  359.   $.camelCase = camelize
  360.   $.trim = function(str) {
  361.     return str == null ? "" : String.prototype.trim.call(str)
  362.   }
  363.  
  364.   // plugin compatibility
  365.   $.uuid = 0
  366.   $.support = { }
  367.   $.expr = { }
  368.   $.noop = function() {}
  369.  
  370.   $.map = function(elements, callback){
  371.     var value, values = [], i, key
  372.     if (likeArray(elements))
  373.       for (i = 0; i < elements.length; i++) {
  374.         value = callback(elements[i], i)
  375.         if (value != null) values.push(value)
  376.       }
  377.     else
  378.       for (key in elements) {
  379.         value = callback(elements[key], key)
  380.         if (value != null) values.push(value)
  381.       }
  382.     return flatten(values)
  383.   }
  384.  
  385.   $.each = function(elements, callback){
  386.     var i, key
  387.     if (likeArray(elements)) {
  388.       for (i = 0; i < elements.length; i++)
  389.         if (callback.call(elements[i], i, elements[i]) === false) return elements
  390.     } else {
  391.       for (key in elements)
  392.         if (callback.call(elements[key], key, elements[key]) === false) return elements
  393.     }
  394.  
  395.     return elements
  396.   }
  397.  
  398.   $.grep = function(elements, callback){
  399.     return filter.call(elements, callback)
  400.   }
  401.  
  402.   if (window.JSON) $.parseJSON = JSON.parse
  403.  
  404.   // Populate the class2type map
  405.   $.each("Boolean Number String Function Array Date RegExp Object Error".split(" "), function(i, name) {
  406.     class2type[ "[object " + name + "]" ] = name.toLowerCase()
  407.   })
  408.  
  409.   // Define methods that will be available on all
  410.   // Zepto collections
  411.   $.fn = {
  412.     constructor: zepto.Z,
  413.     length: 0,
  414.  
  415.     // Because a collection acts like an array
  416.     // copy over these useful array functions.
  417.     forEach: emptyArray.forEach,
  418.     reduce: emptyArray.reduce,
  419.     push: emptyArray.push,
  420.     sort: emptyArray.sort,
  421.     splice: emptyArray.splice,
  422.     indexOf: emptyArray.indexOf,
  423.     concat: function(){
  424.       var i, value, args = []
  425.       for (i = 0; i < arguments.length; i++) {
  426.         value = arguments[i]
  427.         args[i] = zepto.isZ(value) ? value.toArray() : value
  428.       }
  429.       return concat.apply(zepto.isZ(this) ? this.toArray() : this, args)
  430.     },
  431.  
  432.     // `map` and `slice` in the jQuery API work differently
  433.     // from their array counterparts
  434.     map: function(fn){
  435.       return $($.map(this, function(el, i){ return fn.call(el, i, el) }))
  436.     },
  437.     slice: function(){
  438.       return $(slice.apply(this, arguments))
  439.     },
  440.  
  441.     ready: function(callback){
  442.       // don't use "interactive" on IE <= 10 (it can fired premature)
  443.       if (document.readyState === "complete" ||
  444.           (document.readyState !== "loading" && !document.documentElement.doScroll))
  445.         setTimeout(function(){ callback($) }, 0)
  446.       else {
  447.         var handler = function() {
  448.           document.removeEventListener("DOMContentLoaded", handler, false)
  449.           window.removeEventListener("load", handler, false)
  450.           callback($)
  451.         }
  452.         document.addEventListener("DOMContentLoaded", handler, false)
  453.         window.addEventListener("load", handler, false)
  454.       }
  455.       return this
  456.     },
  457.     get: function(idx){
  458.       return idx === undefined ? slice.call(this) : this[idx >= 0 ? idx : idx + this.length]
  459.     },
  460.     toArray: function(){ return this.get() },
  461.     size: function(){
  462.       return this.length
  463.     },
  464.     remove: function(){
  465.       return this.each(function(){
  466.         if (this.parentNode != null)
  467.           this.parentNode.removeChild(this)
  468.       })
  469.     },
  470.     each: function(callback){
  471.       emptyArray.every.call(this, function(el, idx){
  472.         return callback.call(el, idx, el) !== false
  473.       })
  474.       return this
  475.     },
  476.     filter: function(selector){
  477.       if (isFunction(selector)) return this.not(this.not(selector))
  478.       return $(filter.call(this, function(element){
  479.         return zepto.matches(element, selector)
  480.       }))
  481.     },
  482.     add: function(selector,context){
  483.       return $(uniq(this.concat($(selector,context))))
  484.     },
  485.     is: function(selector){
  486.       return typeof selector == 'string' ? this.length > 0 && zepto.matches(this[0], selector) : 
  487.           selector && this.selector == selector.selector
  488.     },
  489.     not: function(selector){
  490.       var nodes=[]
  491.       if (isFunction(selector) && selector.call !== undefined)
  492.         this.each(function(idx){
  493.           if (!selector.call(this,idx)) nodes.push(this)
  494.         })
  495.       else {
  496.         var excludes = typeof selector == 'string' ? this.filter(selector) :
  497.           (likeArray(selector) && isFunction(selector.item)) ? slice.call(selector) : $(selector)
  498.         this.forEach(function(el){
  499.           if (excludes.indexOf(el) < 0) nodes.push(el)
  500.         })
  501.       }
  502.       return $(nodes)
  503.     },
  504.     has: function(selector){
  505.       return this.filter(function(){
  506.         return isObject(selector) ?
  507.           $.contains(this, selector) :
  508.           $(this).find(selector).size()
  509.       })
  510.     },
  511.     eq: function(idx){
  512.       return idx === -1 ? this.slice(idx) : this.slice(idx, + idx + 1)
  513.     },
  514.     first: function(){
  515.       var el = this[0]
  516.       return el && !isObject(el) ? el : $(el)
  517.     },
  518.     last: function(){
  519.       var el = this[this.length - 1]
  520.       return el && !isObject(el) ? el : $(el)
  521.     },
  522.     find: function(selector){
  523.       var result, $this = this
  524.       if (!selector) result = $()
  525.       else if (typeof selector == 'object')
  526.         result = $(selector).filter(function(){
  527.           var node = this
  528.           return emptyArray.some.call($this, function(parent){
  529.             return $.contains(parent, node)
  530.           })
  531.         })
  532.       else if (this.length == 1) result = $(zepto.qsa(this[0], selector))
  533.       else result = this.map(function(){ return zepto.qsa(this, selector) })
  534.       return result
  535.     },
  536.     closest: function(selector, context){
  537.       var nodes = [], collection = typeof selector == 'object' && $(selector)
  538.       this.each(function(_, node){
  539.         while (node && !(collection ? collection.indexOf(node) >= 0 : zepto.matches(node, selector)))
  540.           node = node !== context && !isDocument(node) && node.parentNode
  541.         if (node && nodes.indexOf(node) < 0) nodes.push(node)
  542.       })
  543.       return $(nodes)
  544.     },
  545.     parents: function(selector){
  546.       var ancestors = [], nodes = this
  547.       while (nodes.length > 0)
  548.         nodes = $.map(nodes, function(node){
  549.           if ((node = node.parentNode) && !isDocument(node) && ancestors.indexOf(node) < 0) {
  550.             ancestors.push(node)
  551.             return node
  552.           }
  553.         })
  554.       return filtered(ancestors, selector)
  555.     },
  556.     parent: function(selector){
  557.       return filtered(uniq(this.pluck('parentNode')), selector)
  558.     },
  559.     children: function(selector){
  560.       return filtered(this.map(function(){ return children(this) }), selector)
  561.     },
  562.     contents: function() {
  563.       return this.map(function() { return this.contentDocument || slice.call(this.childNodes) })
  564.     },
  565.     siblings: function(selector){
  566.       return filtered(this.map(function(i, el){
  567.         return filter.call(children(el.parentNode), function(child){ return child!==el })
  568.       }), selector)
  569.     },
  570.     empty: function(){
  571.       return this.each(function(){ this.innerHTML = '' })
  572.     },
  573.     // `pluck` is borrowed from Prototype.js
  574.     pluck: function(property){
  575.       return $.map(this, function(el){ return el[property] })
  576.     },
  577.     show: function(){
  578.       return this.each(function(){
  579.         this.style.display == "none" && (this.style.display = '')
  580.         if (getComputedStyle(this, '').getPropertyValue("display") == "none")
  581.           this.style.display = defaultDisplay(this.nodeName)
  582.       })
  583.     },
  584.     replaceWith: function(newContent){
  585.       return this.before(newContent).remove()
  586.     },
  587.     wrap: function(structure){
  588.       var func = isFunction(structure)
  589.       if (this[0] && !func)
  590.         var dom   = $(structure).get(0),
  591.             clone = dom.parentNode || this.length > 1
  592.  
  593.       return this.each(function(index){
  594.         $(this).wrapAll(
  595.           func ? structure.call(this, index) :
  596.             clone ? dom.cloneNode(true) : dom
  597.         )
  598.       })
  599.     },
  600.     wrapAll: function(structure){
  601.       if (this[0]) {
  602.         $(this[0]).before(structure = $(structure))
  603.         var children
  604.         // drill down to the inmost element
  605.         while ((children = structure.children()).length) structure = children.first()
  606.         $(structure).append(this)
  607.       }
  608.       return this
  609.     },
  610.     wrapInner: function(structure){
  611.       var func = isFunction(structure)
  612.       return this.each(function(index){
  613.         var self = $(this), contents = self.contents(),
  614.             dom  = func ? structure.call(this, index) : structure
  615.         contents.length ? contents.wrapAll(dom) : self.append(dom)
  616.       })
  617.     },
  618.     unwrap: function(){
  619.       this.parent().each(function(){
  620.         $(this).replaceWith($(this).children())
  621.       })
  622.       return this
  623.     },
  624.     clone: function(){
  625.       return this.map(function(){ return this.cloneNode(true) })
  626.     },
  627.     hide: function(){
  628.       return this.css("display", "none")
  629.     },
  630.     toggle: function(setting){
  631.       return this.each(function(){
  632.         var el = $(this)
  633.         ;(setting === undefined ? el.css("display") == "none" : setting) ? el.show() : el.hide()
  634.       })
  635.     },
  636.     prev: function(selector){ return $(this.pluck('previousElementSibling')).filter(selector || '*') },
  637.     next: function(selector){ return $(this.pluck('nextElementSibling')).filter(selector || '*') },
  638.     html: function(html){
  639.       return 0 in arguments ?
  640.         this.each(function(idx){
  641.           var originHtml = this.innerHTML
  642.           $(this).empty().append( funcArg(this, html, idx, originHtml) )
  643.         }) :
  644.         (0 in this ? this[0].innerHTML : null)
  645.     },
  646.     text: function(text){
  647.       return 0 in arguments ?
  648.         this.each(function(idx){
  649.           var newText = funcArg(this, text, idx, this.textContent)
  650.           this.textContent = newText == null ? '' : ''+newText
  651.         }) :
  652.         (0 in this ? this.pluck('textContent').join("") : null)
  653.     },
  654.     attr: function(name, value){
  655.       var result
  656.       return (typeof name == 'string' && !(1 in arguments)) ?
  657.         (0 in this && this[0].nodeType == 1 && (result = this[0].getAttribute(name)) != null ? result : undefined) :
  658.         this.each(function(idx){
  659.           if (this.nodeType !== 1) return
  660.           if (isObject(name)) for (key in name) setAttribute(this, key, name[key])
  661.           else setAttribute(this, name, funcArg(this, value, idx, this.getAttribute(name)))
  662.         })
  663.     },
  664.     removeAttr: function(name){
  665.       return this.each(function(){ this.nodeType === 1 && name.split(' ').forEach(function(attribute){
  666.         setAttribute(this, attribute)
  667.       }, this)})
  668.     },
  669.     prop: function(name, value){
  670.       name = propMap[name] || name
  671.       return (typeof name == 'string' && !(1 in arguments)) ?
  672.         (this[0] && this[0][name]) :
  673.         this.each(function(idx){
  674.           if (isObject(name)) for (key in name) this[propMap[key] || key] = name[key]
  675.           else this[name] = funcArg(this, value, idx, this[name])
  676.         })
  677.     },
  678.     removeProp: function(name){
  679.       name = propMap[name] || name
  680.       return this.each(function(){ delete this[name] })
  681.     },
  682.     data: function(name, value){
  683.       var attrName = 'data-' + name.replace(capitalRE, '-$1').toLowerCase()
  684.  
  685.       var data = (1 in arguments) ?
  686.         this.attr(attrName, value) :
  687.         this.attr(attrName)
  688.  
  689.       return data !== null ? deserializeValue(data) : undefined
  690.     },
  691.     val: function(value){
  692.       if (0 in arguments) {
  693.         if (value == null) value = ""
  694.         return this.each(function(idx){
  695.           this.value = funcArg(this, value, idx, this.value)
  696.         })
  697.       } else {
  698.         return this[0] && (this[0].multiple ?
  699.            $(this[0]).find('option').filter(function(){ return this.selected }).pluck('value') :
  700.            this[0].value)
  701.       }
  702.     },
  703.     offset: function(coordinates){
  704.       if (coordinates) return this.each(function(index){
  705.         var $this = $(this),
  706.             coords = funcArg(this, coordinates, index, $this.offset()),
  707.             parentOffset = $this.offsetParent().offset(),
  708.             props = {
  709.               top:  coords.top  - parentOffset.top,
  710.               left: coords.left - parentOffset.left
  711.             }
  712.  
  713.         if ($this.css('position') == 'static') props['position'] = 'relative'
  714.         $this.css(props)
  715.       })
  716.       if (!this.length) return null
  717.       if (document.documentElement !== this[0] && !$.contains(document.documentElement, this[0]))
  718.         return {top: 0, left: 0}
  719.       var obj = this[0].getBoundingClientRect()
  720.       return {
  721.         left: obj.left + window.pageXOffset,
  722.         top: obj.top + window.pageYOffset,
  723.         width: Math.round(obj.width),
  724.         height: Math.round(obj.height)
  725.       }
  726.     },
  727.     css: function(property, value){
  728.       if (arguments.length < 2) {
  729.         var element = this[0]
  730.         if (typeof property == 'string') {
  731.           if (!element) return
  732.           return element.style[camelize(property)] || getComputedStyle(element, '').getPropertyValue(property)
  733.         } else if (isArray(property)) {
  734.           if (!element) return
  735.           var props = {}
  736.           var computedStyle = getComputedStyle(element, '')
  737.           $.each(property, function(_, prop){
  738.             props[prop] = (element.style[camelize(prop)] || computedStyle.getPropertyValue(prop))
  739.           })
  740.           return props
  741.         }
  742.       }
  743.  
  744.       var css = ''
  745.       if (type(property) == 'string') {
  746.         if (!value && value !== 0)
  747.           this.each(function(){ this.style.removeProperty(dasherize(property)) })
  748.         else
  749.           css = dasherize(property) + ":" + maybeAddPx(property, value)
  750.       } else {
  751.         for (key in property)
  752.           if (!property[key] && property[key] !== 0)
  753.             this.each(function(){ this.style.removeProperty(dasherize(key)) })
  754.           else
  755.             css += dasherize(key) + ':' + maybeAddPx(key, property[key]) + ';'
  756.       }
  757.  
  758.       return this.each(function(){ this.style.cssText += ';' + css })
  759.     },
  760.     index: function(element){
  761.       return element ? this.indexOf($(element)[0]) : this.parent().children().indexOf(this[0])
  762.     },
  763.     hasClass: function(name){
  764.       if (!name) return false
  765.       return emptyArray.some.call(this, function(el){
  766.         return this.test(className(el))
  767.       }, classRE(name))
  768.     },
  769.     addClass: function(name){
  770.       if (!name) return this
  771.       return this.each(function(idx){
  772.         if (!('className' in this)) return
  773.         classList = []
  774.         var cls = className(this), newName = funcArg(this, name, idx, cls)
  775.         newName.split(/\s+/g).forEach(function(klass){
  776.           if (!$(this).hasClass(klass)) classList.push(klass)
  777.         }, this)
  778.         classList.length && className(this, cls + (cls ? " " : "") + classList.join(" "))
  779.       })
  780.     },
  781.     removeClass: function(name){
  782.       return this.each(function(idx){
  783.         if (!('className' in this)) return
  784.         if (name === undefined) return className(this, '')
  785.         classList = className(this)
  786.         funcArg(this, name, idx, classList).split(/\s+/g).forEach(function(klass){
  787.           classList = classList.replace(classRE(klass), " ")
  788.         })
  789.         className(this, classList.trim())
  790.       })
  791.     },
  792.     toggleClass: function(name, when){
  793.       if (!name) return this
  794.       return this.each(function(idx){
  795.         var $this = $(this), names = funcArg(this, name, idx, className(this))
  796.         names.split(/\s+/g).forEach(function(klass){
  797.           (when === undefined ? !$this.hasClass(klass) : when) ?
  798.             $this.addClass(klass) : $this.removeClass(klass)
  799.         })
  800.       })
  801.     },
  802.     scrollTop: function(value){
  803.       if (!this.length) return
  804.       var hasScrollTop = 'scrollTop' in this[0]
  805.       if (value === undefined) return hasScrollTop ? this[0].scrollTop : this[0].pageYOffset
  806.       return this.each(hasScrollTop ?
  807.         function(){ this.scrollTop = value } :
  808.         function(){ this.scrollTo(this.scrollX, value) })
  809.     },
  810.     scrollLeft: function(value){
  811.       if (!this.length) return
  812.       var hasScrollLeft = 'scrollLeft' in this[0]
  813.       if (value === undefined) return hasScrollLeft ? this[0].scrollLeft : this[0].pageXOffset
  814.       return this.each(hasScrollLeft ?
  815.         function(){ this.scrollLeft = value } :
  816.         function(){ this.scrollTo(value, this.scrollY) })
  817.     },
  818.     position: function() {
  819.       if (!this.length) return
  820.  
  821.       var elem = this[0],
  822.         // Get *real* offsetParent
  823.         offsetParent = this.offsetParent(),
  824.         // Get correct offsets
  825.         offset       = this.offset(),
  826.         parentOffset = rootNodeRE.test(offsetParent[0].nodeName) ? { top: 0, left: 0 } : offsetParent.offset()
  827.  
  828.       // Subtract element margins
  829.       // note: when an element has margin: auto the offsetLeft and marginLeft
  830.       // are the same in Safari causing offset.left to incorrectly be 0
  831.       offset.top  -= parseFloat( $(elem).css('margin-top') ) || 0
  832.       offset.left -= parseFloat( $(elem).css('margin-left') ) || 0
  833.  
  834.       // Add offsetParent borders
  835.       parentOffset.top  += parseFloat( $(offsetParent[0]).css('border-top-width') ) || 0
  836.       parentOffset.left += parseFloat( $(offsetParent[0]).css('border-left-width') ) || 0
  837.  
  838.       // Subtract the two offsets
  839.       return {
  840.         top:  offset.top  - parentOffset.top,
  841.         left: offset.left - parentOffset.left
  842.       }
  843.     },
  844.     offsetParent: function() {
  845.       return this.map(function(){
  846.         var parent = this.offsetParent || document.body
  847.         while (parent && !rootNodeRE.test(parent.nodeName) && $(parent).css("position") == "static")
  848.           parent = parent.offsetParent
  849.         return parent
  850.       })
  851.     }
  852.   }
  853.  
  854.   // for now
  855.   $.fn.detach = $.fn.remove
  856.  
  857.   // Generate the `width` and `height` functions
  858.   ;['width', 'height'].forEach(function(dimension){
  859.     var dimensionProperty =
  860.       dimension.replace(/./, function(m){ return m[0].toUpperCase() })
  861.  
  862.     $.fn[dimension] = function(value){
  863.       var offset, el = this[0]
  864.       if (value === undefined) return isWindow(el) ? el['inner' + dimensionProperty] :
  865.         isDocument(el) ? el.documentElement['scroll' + dimensionProperty] :
  866.         (offset = this.offset()) && offset[dimension]
  867.       else return this.each(function(idx){
  868.         el = $(this)
  869.         el.css(dimension, funcArg(this, value, idx, el[dimension]()))
  870.       })
  871.     }
  872.   })
  873.  
  874.   function traverseNode(node, fun) {
  875.     fun(node)
  876.     for (var i = 0, len = node.childNodes.length; i < len; i++)
  877.       traverseNode(node.childNodes[i], fun)
  878.   }
  879.  
  880.   // Generate the `after`, `prepend`, `before`, `append`,
  881.   // `insertAfter`, `insertBefore`, `appendTo`, and `prependTo` methods.
  882.   adjacencyOperators.forEach(function(operator, operatorIndex) {
  883.     var inside = operatorIndex % 2 //=> prepend, append
  884.  
  885.     $.fn[operator] = function(){
  886.       // arguments can be nodes, arrays of nodes, Zepto objects and HTML strings
  887.       var argType, nodes = $.map(arguments, function(arg) {
  888.             var arr = []
  889.             argType = type(arg)
  890.             if (argType == "array") {
  891.               arg.forEach(function(el) {
  892.                 if (el.nodeType !== undefined) return arr.push(el)
  893.                 else if ($.zepto.isZ(el)) return arr = arr.concat(el.get())
  894.                 arr = arr.concat(zepto.fragment(el))
  895.               })
  896.               return arr
  897.             }
  898.             return argType == "object" || arg == null ?
  899.               arg : zepto.fragment(arg)
  900.           }),
  901.           parent, copyByClone = this.length > 1
  902.       if (nodes.length < 1) return this
  903.  
  904.       return this.each(function(_, target){
  905.         parent = inside ? target : target.parentNode
  906.  
  907.         // convert all methods to a "before" operation
  908.         target = operatorIndex == 0 ? target.nextSibling :
  909.                  operatorIndex == 1 ? target.firstChild :
  910.                  operatorIndex == 2 ? target :
  911.                  null
  912.  
  913.         var parentInDocument = $.contains(document.documentElement, parent)
  914.  
  915.         nodes.forEach(function(node){
  916.           if (copyByClone) node = node.cloneNode(true)
  917.           else if (!parent) return $(node).remove()
  918.  
  919.           parent.insertBefore(node, target)
  920.           if (parentInDocument) traverseNode(node, function(el){
  921.             if (el.nodeName != null && el.nodeName.toUpperCase() === 'SCRIPT' &&
  922.                (!el.type || el.type === 'text/javascript') && !el.src){
  923.               var target = el.ownerDocument ? el.ownerDocument.defaultView : window
  924.               target['eval'].call(target, el.innerHTML)
  925.             }
  926.           })
  927.         })
  928.       })
  929.     }
  930.  
  931.     // after    => insertAfter
  932.     // prepend  => prependTo
  933.     // before   => insertBefore
  934.     // append   => appendTo
  935.     $.fn[inside ? operator+'To' : 'insert'+(operatorIndex ? 'Before' : 'After')] = function(html){
  936.       $(html)[operator](this)
  937.       return this
  938.     }
  939.   })
  940.  
  941.   zepto.Z.prototype = Z.prototype = $.fn
  942.  
  943.   // Export internal API functions in the `$.zepto` namespace
  944.   zepto.uniq = uniq
  945.   zepto.deserializeValue = deserializeValue
  946.   $.zepto = zepto
  947.  
  948.   return $
  949. })()
  950.  
  951. window.Zepto = Zepto
  952. window.$ === undefined && (window.$ = Zepto)
  953.  
  954. ;(function($){
  955.   var _zid = 1, undefined,
  956.       slice = Array.prototype.slice,
  957.       isFunction = $.isFunction,
  958.       isString = function(obj){ return typeof obj == 'string' },
  959.       handlers = {},
  960.       specialEvents={},
  961.       focusinSupported = 'onfocusin' in window,
  962.       focus = { focus: 'focusin', blur: 'focusout' },
  963.       hover = { mouseenter: 'mouseover', mouseleave: 'mouseout' }
  964.  
  965.   specialEvents.click = specialEvents.mousedown = specialEvents.mouseup = specialEvents.mousemove = 'MouseEvents'
  966.  
  967.   function zid(element) {
  968.     return element._zid || (element._zid = _zid++)
  969.   }
  970.   function findHandlers(element, event, fn, selector) {
  971.     event = parse(event)
  972.     if (event.ns) var matcher = matcherFor(event.ns)
  973.     return (handlers[zid(element)] || []).filter(function(handler) {
  974.       return handler
  975.         && (!event.e  || handler.e == event.e)
  976.         && (!event.ns || matcher.test(handler.ns))
  977.         && (!fn       || zid(handler.fn) === zid(fn))
  978.         && (!selector || handler.sel == selector)
  979.     })
  980.   }
  981.   function parse(event) {
  982.     var parts = ('' + event).split('.')
  983.     return {e: parts[0], ns: parts.slice(1).sort().join(' ')}
  984.   }
  985.   function matcherFor(ns) {
  986.     return new RegExp('(?:^| )' + ns.replace(' ', ' .* ?') + '(?: |$)')
  987.   }
  988.  
  989.   function eventCapture(handler, captureSetting) {
  990.     return handler.del &&
  991.       (!focusinSupported && (handler.e in focus)) ||
  992.       !!captureSetting
  993.   }
  994.  
  995.   function realEvent(type) {
  996.     return hover[type] || (focusinSupported && focus[type]) || type
  997.   }
  998.  
  999.   function add(element, events, fn, data, selector, delegator, capture){
  1000.     var id = zid(element), set = (handlers[id] || (handlers[id] = []))
  1001.     events.split(/\s/).forEach(function(event){
  1002.       if (event == 'ready') return $(document).ready(fn)
  1003.       var handler   = parse(event)
  1004.       handler.fn    = fn
  1005.       handler.sel   = selector
  1006.       // emulate mouseenter, mouseleave
  1007.       if (handler.e in hover) fn = function(e){
  1008.         var related = e.relatedTarget
  1009.         if (!related || (related !== this && !$.contains(this, related)))
  1010.           return handler.fn.apply(this, arguments)
  1011.       }
  1012.       handler.del   = delegator
  1013.       var callback  = delegator || fn
  1014.       handler.proxy = function(e){
  1015.         e = compatible(e)
  1016.         if (e.isImmediatePropagationStopped()) return
  1017.         e.data = data
  1018.         var result = callback.apply(element, e._args == undefined ? [e] : [e].concat(e._args))
  1019.         if (result === false) e.preventDefault(), e.stopPropagation()
  1020.         return result
  1021.       }
  1022.       handler.i = set.length
  1023.       set.push(handler)
  1024.       if ('addEventListener' in element)
  1025.         element.addEventListener(realEvent(handler.e), handler.proxy, eventCapture(handler, capture))
  1026.     })
  1027.   }
  1028.   function remove(element, events, fn, selector, capture){
  1029.     var id = zid(element)
  1030.     ;(events || '').split(/\s/).forEach(function(event){
  1031.       findHandlers(element, event, fn, selector).forEach(function(handler){
  1032.         delete handlers[id][handler.i]
  1033.       if ('removeEventListener' in element)
  1034.         element.removeEventListener(realEvent(handler.e), handler.proxy, eventCapture(handler, capture))
  1035.       })
  1036.     })
  1037.   }
  1038.  
  1039.   $.event = { add: add, remove: remove }
  1040.  
  1041.   $.proxy = function(fn, context) {
  1042.     var args = (2 in arguments) && slice.call(arguments, 2)
  1043.     if (isFunction(fn)) {
  1044.       var proxyFn = function(){ return fn.apply(context, args ? args.concat(slice.call(arguments)) : arguments) }
  1045.       proxyFn._zid = zid(fn)
  1046.       return proxyFn
  1047.     } else if (isString(context)) {
  1048.       if (args) {
  1049.         args.unshift(fn[context], fn)
  1050.         return $.proxy.apply(null, args)
  1051.       } else {
  1052.         return $.proxy(fn[context], fn)
  1053.       }
  1054.     } else {
  1055.       throw new TypeError("expected function")
  1056.     }
  1057.   }
  1058.  
  1059.   $.fn.bind = function(event, data, callback){
  1060.     return this.on(event, data, callback)
  1061.   }
  1062.   $.fn.unbind = function(event, callback){
  1063.     return this.off(event, callback)
  1064.   }
  1065.   $.fn.one = function(event, selector, data, callback){
  1066.     return this.on(event, selector, data, callback, 1)
  1067.   }
  1068.  
  1069.   var returnTrue = function(){return true},
  1070.       returnFalse = function(){return false},
  1071.       ignoreProperties = /^([A-Z]|returnValue$|layer[XY]$|webkitMovement[XY]$)/,
  1072.       eventMethods = {
  1073.         preventDefault: 'isDefaultPrevented',
  1074.         stopImmediatePropagation: 'isImmediatePropagationStopped',
  1075.         stopPropagation: 'isPropagationStopped'
  1076.       }
  1077.  
  1078.   function compatible(event, source) {
  1079.     if (source || !event.isDefaultPrevented) {
  1080.       source || (source = event)
  1081.  
  1082.       $.each(eventMethods, function(name, predicate) {
  1083.         var sourceMethod = source[name]
  1084.         event[name] = function(){
  1085.           this[predicate] = returnTrue
  1086.           return sourceMethod && sourceMethod.apply(source, arguments)
  1087.         }
  1088.         event[predicate] = returnFalse
  1089.       })
  1090.  
  1091.       try {
  1092.         event.timeStamp || (event.timeStamp = Date.now())
  1093.       } catch (ignored) { }
  1094.  
  1095.       if (source.defaultPrevented !== undefined ? source.defaultPrevented :
  1096.           'returnValue' in source ? source.returnValue === false :
  1097.           source.getPreventDefault && source.getPreventDefault())
  1098.         event.isDefaultPrevented = returnTrue
  1099.     }
  1100.     return event
  1101.   }
  1102.  
  1103.   function createProxy(event) {
  1104.     var key, proxy = { originalEvent: event }
  1105.     for (key in event)
  1106.       if (!ignoreProperties.test(key) && event[key] !== undefined) proxy[key] = event[key]
  1107.  
  1108.     return compatible(proxy, event)
  1109.   }
  1110.  
  1111.   $.fn.delegate = function(selector, event, callback){
  1112.     return this.on(event, selector, callback)
  1113.   }
  1114.   $.fn.undelegate = function(selector, event, callback){
  1115.     return this.off(event, selector, callback)
  1116.   }
  1117.  
  1118.   $.fn.live = function(event, callback){
  1119.     $(document.body).delegate(this.selector, event, callback)
  1120.     return this
  1121.   }
  1122.   $.fn.die = function(event, callback){
  1123.     $(document.body).undelegate(this.selector, event, callback)
  1124.     return this
  1125.   }
  1126.  
  1127.   $.fn.on = function(event, selector, data, callback, one){
  1128.     var autoRemove, delegator, $this = this
  1129.     if (event && !isString(event)) {
  1130.       $.each(event, function(type, fn){
  1131.         $this.on(type, selector, data, fn, one)
  1132.       })
  1133.       return $this
  1134.     }
  1135.  
  1136.     if (!isString(selector) && !isFunction(callback) && callback !== false)
  1137.       callback = data, data = selector, selector = undefined
  1138.     if (callback === undefined || data === false)
  1139.       callback = data, data = undefined
  1140.  
  1141.     if (callback === false) callback = returnFalse
  1142.  
  1143.     return $this.each(function(_, element){
  1144.       if (one) autoRemove = function(e){
  1145.         remove(element, e.type, callback)
  1146.         return callback.apply(this, arguments)
  1147.       }
  1148.  
  1149.       if (selector) delegator = function(e){
  1150.         var evt, match = $(e.target).closest(selector, element).get(0)
  1151.         if (match && match !== element) {
  1152.           evt = $.extend(createProxy(e), {currentTarget: match, liveFired: element})
  1153.           return (autoRemove || callback).apply(match, [evt].concat(slice.call(arguments, 1)))
  1154.         }
  1155.       }
  1156.  
  1157.       add(element, event, callback, data, selector, delegator || autoRemove)
  1158.     })
  1159.   }
  1160.   $.fn.off = function(event, selector, callback){
  1161.     var $this = this
  1162.     if (event && !isString(event)) {
  1163.       $.each(event, function(type, fn){
  1164.         $this.off(type, selector, fn)
  1165.       })
  1166.       return $this
  1167.     }
  1168.  
  1169.     if (!isString(selector) && !isFunction(callback) && callback !== false)
  1170.       callback = selector, selector = undefined
  1171.  
  1172.     if (callback === false) callback = returnFalse
  1173.  
  1174.     return $this.each(function(){
  1175.       remove(this, event, callback, selector)
  1176.     })
  1177.   }
  1178.  
  1179.   $.fn.trigger = function(event, args){
  1180.     event = (isString(event) || $.isPlainObject(event)) ? $.Event(event) : compatible(event)
  1181.     event._args = args
  1182.     return this.each(function(){
  1183.       // handle focus(), blur() by calling them directly
  1184.       if (event.type in focus && typeof this[event.type] == "function") this[event.type]()
  1185.       // items in the collection might not be DOM elements
  1186.       else if ('dispatchEvent' in this) this.dispatchEvent(event)
  1187.       else $(this).triggerHandler(event, args)
  1188.     })
  1189.   }
  1190.  
  1191.   // triggers event handlers on current element just as if an event occurred,
  1192.   // doesn't trigger an actual event, doesn't bubble
  1193.   $.fn.triggerHandler = function(event, args){
  1194.     var e, result
  1195.     this.each(function(i, element){
  1196.       e = createProxy(isString(event) ? $.Event(event) : event)
  1197.       e._args = args
  1198.       e.target = element
  1199.       $.each(findHandlers(element, event.type || event), function(i, handler){
  1200.         result = handler.proxy(e)
  1201.         if (e.isImmediatePropagationStopped()) return false
  1202.       })
  1203.     })
  1204.     return result
  1205.   }
  1206.  
  1207.   // shortcut methods for `.bind(event, fn)` for each event type
  1208.   ;('focusin focusout focus blur load resize scroll unload click dblclick '+
  1209.   'mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave '+
  1210.   'change select keydown keypress keyup error').split(' ').forEach(function(event) {
  1211.     $.fn[event] = function(callback) {
  1212.       return (0 in arguments) ?
  1213.         this.bind(event, callback) :
  1214.         this.trigger(event)
  1215.     }
  1216.   })
  1217.  
  1218.   $.Event = function(type, props) {
  1219.     if (!isString(type)) props = type, type = props.type
  1220.     var event = document.createEvent(specialEvents[type] || 'Events'), bubbles = true
  1221.     if (props) for (var name in props) (name == 'bubbles') ? (bubbles = !!props[name]) : (event[name] = props[name])
  1222.     event.initEvent(type, bubbles, true)
  1223.     return compatible(event)
  1224.   }
  1225.  
  1226. })(Zepto)
  1227.  
  1228. ;(function($){
  1229.   var jsonpID = +new Date(),
  1230.       document = window.document,
  1231.       key,
  1232.       name,
  1233.       rscript = /<script\b[^<]*(?:(?!<\/script>)<[^<]*)*<\/script>/gi,
  1234.       scriptTypeRE = /^(?:text|application)\/javascript/i,
  1235.       xmlTypeRE = /^(?:text|application)\/xml/i,
  1236.       jsonType = 'application/json',
  1237.       htmlType = 'text/html',
  1238.       blankRE = /^\s*$/,
  1239.       originAnchor = document.createElement('a')
  1240.  
  1241.   originAnchor.href = window.location.href
  1242.  
  1243.   // trigger a custom event and return false if it was cancelled
  1244.   function triggerAndReturn(context, eventName, data) {
  1245.     var event = $.Event(eventName)
  1246.     $(context).trigger(event, data)
  1247.     return !event.isDefaultPrevented()
  1248.   }
  1249.  
  1250.   // trigger an Ajax "global" event
  1251.   function triggerGlobal(settings, context, eventName, data) {
  1252.     if (settings.global) return triggerAndReturn(context || document, eventName, data)
  1253.   }
  1254.  
  1255.   // Number of active Ajax requests
  1256.   $.active = 0
  1257.  
  1258.   function ajaxStart(settings) {
  1259.     if (settings.global && $.active++ === 0) triggerGlobal(settings, null, 'ajaxStart')
  1260.   }
  1261.   function ajaxStop(settings) {
  1262.     if (settings.global && !(--$.active)) triggerGlobal(settings, null, 'ajaxStop')
  1263.   }
  1264.  
  1265.   // triggers an extra global event "ajaxBeforeSend" that's like "ajaxSend" but cancelable
  1266.   function ajaxBeforeSend(xhr, settings) {
  1267.     var context = settings.context
  1268.     if (settings.beforeSend.call(context, xhr, settings) === false ||
  1269.         triggerGlobal(settings, context, 'ajaxBeforeSend', [xhr, settings]) === false)
  1270.       return false
  1271.  
  1272.     triggerGlobal(settings, context, 'ajaxSend', [xhr, settings])
  1273.   }
  1274.   function ajaxSuccess(data, xhr, settings, deferred) {
  1275.     var context = settings.context, status = 'success'
  1276.     settings.success.call(context, data, status, xhr)
  1277.     if (deferred) deferred.resolveWith(context, [data, status, xhr])
  1278.     triggerGlobal(settings, context, 'ajaxSuccess', [xhr, settings, data])
  1279.     ajaxComplete(status, xhr, settings)
  1280.   }
  1281.   // type: "timeout", "error", "abort", "parsererror"
  1282.   function ajaxError(error, type, xhr, settings, deferred) {
  1283.     var context = settings.context
  1284.     settings.error.call(context, xhr, type, error)
  1285.     if (deferred) deferred.rejectWith(context, [xhr, type, error])
  1286.     triggerGlobal(settings, context, 'ajaxError', [xhr, settings, error || type])
  1287.     ajaxComplete(type, xhr, settings)
  1288.   }
  1289.   // status: "success", "notmodified", "error", "timeout", "abort", "parsererror"
  1290.   function ajaxComplete(status, xhr, settings) {
  1291.     var context = settings.context
  1292.     settings.complete.call(context, xhr, status)
  1293.     triggerGlobal(settings, context, 'ajaxComplete', [xhr, settings])
  1294.     ajaxStop(settings)
  1295.   }
  1296.  
  1297.   function ajaxDataFilter(data, type, settings) {
  1298.     if (settings.dataFilter == empty) return data
  1299.     var context = settings.context
  1300.     return settings.dataFilter.call(context, data, type)
  1301.   }
  1302.  
  1303.   // Empty function, used as default callback
  1304.   function empty() {}
  1305.  
  1306.   $.ajaxJSONP = function(options, deferred){
  1307.     if (!('type' in options)) return $.ajax(options)
  1308.  
  1309.     var _callbackName = options.jsonpCallback,
  1310.       callbackName = ($.isFunction(_callbackName) ?
  1311.         _callbackName() : _callbackName) || ('Zepto' + (jsonpID++)),
  1312.       script = document.createElement('script'),
  1313.       originalCallback = window[callbackName],
  1314.       responseData,
  1315.       abort = function(errorType) {
  1316.         $(script).triggerHandler('error', errorType || 'abort')
  1317.       },
  1318.       xhr = { abort: abort }, abortTimeout
  1319.  
  1320.     if (deferred) deferred.promise(xhr)
  1321.  
  1322.     $(script).on('load error', function(e, errorType){
  1323.       clearTimeout(abortTimeout)
  1324.       $(script).off().remove()
  1325.  
  1326.       if (e.type == 'error' || !responseData) {
  1327.         ajaxError(null, errorType || 'error', xhr, options, deferred)
  1328.       } else {
  1329.         ajaxSuccess(responseData[0], xhr, options, deferred)
  1330.       }
  1331.  
  1332.       window[callbackName] = originalCallback
  1333.       if (responseData && $.isFunction(originalCallback))
  1334.         originalCallback(responseData[0])
  1335.  
  1336.       originalCallback = responseData = undefined
  1337.     })
  1338.  
  1339.     if (ajaxBeforeSend(xhr, options) === false) {
  1340.       abort('abort')
  1341.       return xhr
  1342.     }
  1343.  
  1344.     window[callbackName] = function(){
  1345.       responseData = arguments
  1346.     }
  1347.  
  1348.     script.src = options.url.replace(/\?(.+)=\?/, '?$1=' + callbackName)
  1349.     document.head.appendChild(script)
  1350.  
  1351.     if (options.timeout > 0) abortTimeout = setTimeout(function(){
  1352.       abort('timeout')
  1353.     }, options.timeout)
  1354.  
  1355.     return xhr
  1356.   }
  1357.  
  1358.   $.ajaxSettings = {
  1359.     // Default type of request
  1360.     type: 'GET',
  1361.     // Callback that is executed before request
  1362.     beforeSend: empty,
  1363.     // Callback that is executed if the request succeeds
  1364.     success: empty,
  1365.     // Callback that is executed the the server drops error
  1366.     error: empty,
  1367.     // Callback that is executed on request complete (both: error and success)
  1368.     complete: empty,
  1369.     // The context for the callbacks
  1370.     context: null,
  1371.     // Whether to trigger "global" Ajax events
  1372.     global: true,
  1373.     // Transport
  1374.     xhr: function () {
  1375.       return new window.XMLHttpRequest()
  1376.     },
  1377.     // MIME types mapping
  1378.     // IIS returns Javascript as "application/x-javascript"
  1379.     accepts: {
  1380.       script: 'text/javascript, application/javascript, application/x-javascript',
  1381.       json:   jsonType,
  1382.       xml:    'application/xml, text/xml',
  1383.       html:   htmlType,
  1384.       text:   'text/plain'
  1385.     },
  1386.     // Whether the request is to another domain
  1387.     crossDomain: false,
  1388.     // Default timeout
  1389.     timeout: 0,
  1390.     // Whether data should be serialized to string
  1391.     processData: true,
  1392.     // Whether the browser should be allowed to cache GET responses
  1393.     cache: true,
  1394.     //Used to handle the raw response data of XMLHttpRequest.
  1395.     //This is a pre-filtering function to sanitize the response.
  1396.     //The sanitized response should be returned
  1397.     dataFilter: empty
  1398.   }
  1399.  
  1400.   function mimeToDataType(mime) {
  1401.     if (mime) mime = mime.split(';', 2)[0]
  1402.     return mime && ( mime == htmlType ? 'html' :
  1403.       mime == jsonType ? 'json' :
  1404.       scriptTypeRE.test(mime) ? 'script' :
  1405.       xmlTypeRE.test(mime) && 'xml' ) || 'text'
  1406.   }
  1407.  
  1408.   function appendQuery(url, query) {
  1409.     if (query == '') return url
  1410.     return (url + '&' + query).replace(/[&?]{1,2}/, '?')
  1411.   }
  1412.  
  1413.   // serialize payload and append it to the URL for GET requests
  1414.   function serializeData(options) {
  1415.     if (options.processData && options.data && $.type(options.data) != "string")
  1416.       options.data = $.param(options.data, options.traditional)
  1417.     if (options.data && (!options.type || options.type.toUpperCase() == 'GET' || 'jsonp' == options.dataType))
  1418.       options.url = appendQuery(options.url, options.data), options.data = undefined
  1419.   }
  1420.  
  1421.   $.ajax = function(options){
  1422.     var settings = $.extend({}, options || {}),
  1423.         deferred = $.Deferred && $.Deferred(),
  1424.         urlAnchor, hashIndex
  1425.     for (key in $.ajaxSettings) if (settings[key] === undefined) settings[key] = $.ajaxSettings[key]
  1426.  
  1427.     ajaxStart(settings)
  1428.  
  1429.     if (!settings.crossDomain) {
  1430.       urlAnchor = document.createElement('a')
  1431.       urlAnchor.href = settings.url
  1432.       // cleans up URL for .href (IE only), see https://github.com/madrobby/zepto/pull/1049
  1433.       urlAnchor.href = urlAnchor.href
  1434.       settings.crossDomain = (originAnchor.protocol + '//' + originAnchor.host) !== (urlAnchor.protocol + '//' + urlAnchor.host)
  1435.     }
  1436.  
  1437.     if (!settings.url) settings.url = window.location.toString()
  1438.     if ((hashIndex = settings.url.indexOf('#')) > -1) settings.url = settings.url.slice(0, hashIndex)
  1439.     serializeData(settings)
  1440.  
  1441.     var dataType = settings.dataType, hasPlaceholder = /\?.+=\?/.test(settings.url)
  1442.     if (hasPlaceholder) dataType = 'jsonp'
  1443.  
  1444.     if (settings.cache === false || (
  1445.          (!options || options.cache !== true) &&
  1446.          ('script' == dataType || 'jsonp' == dataType)
  1447.         ))
  1448.       settings.url = appendQuery(settings.url, '_=' + Date.now())
  1449.  
  1450.     if ('jsonp' == dataType) {
  1451.       if (!hasPlaceholder)
  1452.         settings.url = appendQuery(settings.url,
  1453.           settings.jsonp ? (settings.jsonp + '=?') : settings.jsonp === false ? '' : 'callback=?')
  1454.       return $.ajaxJSONP(settings, deferred)
  1455.     }
  1456.  
  1457.     var mime = settings.accepts[dataType],
  1458.         headers = { },
  1459.         setHeader = function(name, value) { headers[name.toLowerCase()] = [name, value] },
  1460.         protocol = /^([\w-]+:)\/\//.test(settings.url) ? RegExp.$1 : window.location.protocol,
  1461.         xhr = settings.xhr(),
  1462.         nativeSetHeader = xhr.setRequestHeader,
  1463.         abortTimeout
  1464.  
  1465.     if (deferred) deferred.promise(xhr)
  1466.  
  1467.     if (!settings.crossDomain) setHeader('X-Requested-With', 'XMLHttpRequest')
  1468.     setHeader('Accept', mime || '*/*')
  1469.     if (mime = settings.mimeType || mime) {
  1470.       if (mime.indexOf(',') > -1) mime = mime.split(',', 2)[0]
  1471.       xhr.overrideMimeType && xhr.overrideMimeType(mime)
  1472.     }
  1473.     if (settings.contentType || (settings.contentType !== false && settings.data && settings.type.toUpperCase() != 'GET'))
  1474.       setHeader('Content-Type', settings.contentType || 'application/x-www-form-urlencoded')
  1475.  
  1476.     if (settings.headers) for (name in settings.headers) setHeader(name, settings.headers[name])
  1477.     xhr.setRequestHeader = setHeader
  1478.  
  1479.     xhr.onreadystatechange = function(){
  1480.       if (xhr.readyState == 4) {
  1481.         xhr.onreadystatechange = empty
  1482.         clearTimeout(abortTimeout)
  1483.         var result, error = false
  1484.         if ((xhr.status >= 200 && xhr.status < 300) || xhr.status == 304 || (xhr.status == 0 && protocol == 'file:')) {
  1485.           dataType = dataType || mimeToDataType(settings.mimeType || xhr.getResponseHeader('content-type'))
  1486.  
  1487.           if (xhr.responseType == 'arraybuffer' || xhr.responseType == 'blob')
  1488.             result = xhr.response
  1489.           else {
  1490.             result = xhr.responseText
  1491.  
  1492.             try {
  1493.               // http://perfectionkills.com/global-eval-what-are-the-options/
  1494.               // sanitize response accordingly if data filter callback provided
  1495.               result = ajaxDataFilter(result, dataType, settings)
  1496.               if (dataType == 'script')    (1,eval)(result)
  1497.               else if (dataType == 'xml')  result = xhr.responseXML
  1498.               else if (dataType == 'json') result = blankRE.test(result) ? null : $.parseJSON(result)
  1499.             } catch (e) { error = e }
  1500.  
  1501.             if (error) return ajaxError(error, 'parsererror', xhr, settings, deferred)
  1502.           }
  1503.  
  1504.           ajaxSuccess(result, xhr, settings, deferred)
  1505.         } else {
  1506.           ajaxError(xhr.statusText || null, xhr.status ? 'error' : 'abort', xhr, settings, deferred)
  1507.         }
  1508.       }
  1509.     }
  1510.  
  1511.     if (ajaxBeforeSend(xhr, settings) === false) {
  1512.       xhr.abort()
  1513.       ajaxError(null, 'abort', xhr, settings, deferred)
  1514.       return xhr
  1515.     }
  1516.  
  1517.     var async = 'async' in settings ? settings.async : true
  1518.     xhr.open(settings.type, settings.url, async, settings.username, settings.password)
  1519.  
  1520.     if (settings.xhrFields) for (name in settings.xhrFields) xhr[name] = settings.xhrFields[name]
  1521.  
  1522.     for (name in headers) nativeSetHeader.apply(xhr, headers[name])
  1523.  
  1524.     if (settings.timeout > 0) abortTimeout = setTimeout(function(){
  1525.         xhr.onreadystatechange = empty
  1526.         xhr.abort()
  1527.         ajaxError(null, 'timeout', xhr, settings, deferred)
  1528.       }, settings.timeout)
  1529.  
  1530.     // avoid sending empty string (#319)
  1531.     xhr.send(settings.data ? settings.data : null)
  1532.     return xhr
  1533.   }
  1534.  
  1535.   // handle optional data/success arguments
  1536.   function parseArguments(url, data, success, dataType) {
  1537.     if ($.isFunction(data)) dataType = success, success = data, data = undefined
  1538.     if (!$.isFunction(success)) dataType = success, success = undefined
  1539.     return {
  1540.       url: url
  1541.     , data: data
  1542.     , success: success
  1543.     , dataType: dataType
  1544.     }
  1545.   }
  1546.  
  1547.   $.get = function(/* url, data, success, dataType */){
  1548.     return $.ajax(parseArguments.apply(null, arguments))
  1549.   }
  1550.  
  1551.   $.post = function(/* url, data, success, dataType */){
  1552.     var options = parseArguments.apply(null, arguments)
  1553.     options.type = 'POST'
  1554.     return $.ajax(options)
  1555.   }
  1556.  
  1557.   $.getJSON = function(/* url, data, success */){
  1558.     var options = parseArguments.apply(null, arguments)
  1559.     options.dataType = 'json'
  1560.     return $.ajax(options)
  1561.   }
  1562.  
  1563.   $.fn.load = function(url, data, success){
  1564.     if (!this.length) return this
  1565.     var self = this, parts = url.split(/\s/), selector,
  1566.         options = parseArguments(url, data, success),
  1567.         callback = options.success
  1568.     if (parts.length > 1) options.url = parts[0], selector = parts[1]
  1569.     options.success = function(response){
  1570.       self.html(selector ?
  1571.         $('<div>').html(response.replace(rscript, "")).find(selector)
  1572.         : response)
  1573.       callback && callback.apply(self, arguments)
  1574.     }
  1575.     $.ajax(options)
  1576.     return this
  1577.   }
  1578.  
  1579.   var escape = encodeURIComponent
  1580.  
  1581.   function serialize(params, obj, traditional, scope){
  1582.     var type, array = $.isArray(obj), hash = $.isPlainObject(obj)
  1583.     $.each(obj, function(key, value) {
  1584.       type = $.type(value)
  1585.       if (scope) key = traditional ? scope :
  1586.         scope + '[' + (hash || type == 'object' || type == 'array' ? key : '') + ']'
  1587.       // handle data in serializeArray() format
  1588.       if (!scope && array) params.add(value.name, value.value)
  1589.       // recurse into nested objects
  1590.       else if (type == "array" || (!traditional && type == "object"))
  1591.         serialize(params, value, traditional, key)
  1592.       else params.add(key, value)
  1593.     })
  1594.   }
  1595.  
  1596.   $.param = function(obj, traditional){
  1597.     var params = []
  1598.     params.add = function(key, value) {
  1599.       if ($.isFunction(value)) value = value()
  1600.       if (value == null) value = ""
  1601.       this.push(escape(key) + '=' + escape(value))
  1602.     }
  1603.     serialize(params, obj, traditional)
  1604.     return params.join('&').replace(/%20/g, '+')
  1605.   }
  1606. })(Zepto)
  1607.  
  1608. ;(function($){
  1609.   $.fn.serializeArray = function() {
  1610.     var name, type, result = [],
  1611.       add = function(value) {
  1612.         if (value.forEach) return value.forEach(add)
  1613.         result.push({ name: name, value: value })
  1614.       }
  1615.     if (this[0]) $.each(this[0].elements, function(_, field){
  1616.       type = field.type, name = field.name
  1617.       if (name && field.nodeName.toLowerCase() != 'fieldset' &&
  1618.         !field.disabled && type != 'submit' && type != 'reset' && type != 'button' && type != 'file' &&
  1619.         ((type != 'radio' && type != 'checkbox') || field.checked))
  1620.           add($(field).val())
  1621.     })
  1622.     return result
  1623.   }
  1624.  
  1625.   $.fn.serialize = function(){
  1626.     var result = []
  1627.     this.serializeArray().forEach(function(elm){
  1628.       result.push(encodeURIComponent(elm.name) + '=' + encodeURIComponent(elm.value))
  1629.     })
  1630.     return result.join('&')
  1631.   }
  1632.  
  1633.   $.fn.submit = function(callback) {
  1634.     if (0 in arguments) this.bind('submit', callback)
  1635.     else if (this.length) {
  1636.       var event = $.Event('submit')
  1637.       this.eq(0).trigger(event)
  1638.       if (!event.isDefaultPrevented()) this.get(0).submit()
  1639.     }
  1640.     return this
  1641.   }
  1642.  
  1643. })(Zepto)
  1644.  
  1645. ;(function(){
  1646.   // getComputedStyle shouldn't freak out when called
  1647.   // without a valid element as argument
  1648.   try {
  1649.     getComputedStyle(undefined)
  1650.   } catch(e) {
  1651.     var nativeGetComputedStyle = getComputedStyle
  1652.     window.getComputedStyle = function(element, pseudoElement){
  1653.       try {
  1654.         return nativeGetComputedStyle(element, pseudoElement)
  1655.       } catch(e) {
  1656.         return null
  1657.       }
  1658.     }
  1659.   }
  1660. })()
  1661.  
  1662. ;(function($){
  1663.   var zepto = $.zepto, oldQsa = zepto.qsa, oldMatches = zepto.matches
  1664.  
  1665.   function visible(elem){
  1666.     elem = $(elem)
  1667.     return !!(elem.width() || elem.height()) && elem.css("display") !== "none"
  1668.   }
  1669.  
  1670.   // Implements a subset from:
  1671.   // http://api.jquery.com/category/selectors/jquery-selector-extensions/
  1672.   //
  1673.   // Each filter function receives the current index, all nodes in the
  1674.   // considered set, and a value if there were parentheses. The value
  1675.   // of `this` is the node currently being considered. The function returns the
  1676.   // resulting node(s), null, or undefined.
  1677.   //
  1678.   // Complex selectors are not supported:
  1679.   //   li:has(label:contains("foo")) + li:has(label:contains("bar"))
  1680.   //   ul.inner:first > li
  1681.   var filters = $.expr[':'] = {
  1682.     visible:  function(){ if (visible(this)) return this },
  1683.     hidden:   function(){ if (!visible(this)) return this },
  1684.     selected: function(){ if (this.selected) return this },
  1685.     checked:  function(){ if (this.checked) return this },
  1686.     parent:   function(){ return this.parentNode },
  1687.     first:    function(idx){ if (idx === 0) return this },
  1688.     last:     function(idx, nodes){ if (idx === nodes.length - 1) return this },
  1689.     eq:       function(idx, _, value){ if (idx === value) return this },
  1690.     contains: function(idx, _, text){ if ($(this).text().indexOf(text) > -1) return this },
  1691.     has:      function(idx, _, sel){ if (zepto.qsa(this, sel).length) return this }
  1692.   }
  1693.  
  1694.   var filterRe = new RegExp('(.*):(\\w+)(?:\\(([^)]+)\\))?$\\s*'),
  1695.       childRe  = /^\s*>/,
  1696.       classTag = 'Zepto' + (+new Date())
  1697.  
  1698.   function process(sel, fn) {
  1699.     // quote the hash in `a[href^=#]` expression
  1700.     sel = sel.replace(/=#\]/g, '="#"]')
  1701.     var filter, arg, match = filterRe.exec(sel)
  1702.     if (match && match[2] in filters) {
  1703.       filter = filters[match[2]], arg = match[3]
  1704.       sel = match[1]
  1705.       if (arg) {
  1706.         var num = Number(arg)
  1707.         if (isNaN(num)) arg = arg.replace(/^["']|["']$/g, '')
  1708.         else arg = num
  1709.       }
  1710.     }
  1711.     return fn(sel, filter, arg)
  1712.   }
  1713.  
  1714.   zepto.qsa = function(node, selector) {
  1715.     return process(selector, function(sel, filter, arg){
  1716.       try {
  1717.         var taggedParent
  1718.         if (!sel && filter) sel = '*'
  1719.         else if (childRe.test(sel))
  1720.           // support "> *" child queries by tagging the parent node with a
  1721.           // unique class and prepending that classname onto the selector
  1722.           taggedParent = $(node).addClass(classTag), sel = '.'+classTag+' '+sel
  1723.  
  1724.         var nodes = oldQsa(node, sel)
  1725.       } catch(e) {
  1726.         console.error('error performing selector: %o', selector)
  1727.         throw e
  1728.       } finally {
  1729.         if (taggedParent) taggedParent.removeClass(classTag)
  1730.       }
  1731.       return !filter ? nodes :
  1732.         zepto.uniq($.map(nodes, function(n, i){ return filter.call(n, i, nodes, arg) }))
  1733.     })
  1734.   }
  1735.  
  1736.   zepto.matches = function(node, selector){
  1737.     return process(selector, function(sel, filter, arg){
  1738.       return (!sel || oldMatches(node, sel)) &&
  1739.         (!filter || filter.call(node, null, arg) === node)
  1740.     })
  1741.   }
  1742. })(Zepto)
  1743.   return Zepto
  1744. }));