• zepto-touch.js插件


    /* Zepto v1.2.0 - zepto event ajax form ie - zeptojs.com/license */
    (function(global, factory) {
    if (typeof define === 'function' && define.amd)
    define(function() { return factory(global) })
    else
    factory(global)
    }(this, function(window) {
    var Zepto = (function() {
    var undefined, key, $, classList, emptyArray = [], concat = emptyArray.concat, filter = emptyArray.filter, slice = emptyArray.slice,
    document = window.document,
    elementDisplay = {}, classCache = {},
    cssNumber = { 'column-count': 1, 'columns': 1, 'font-weight': 1, 'line-height': 1,'opacity': 1, 'z-index': 1, 'zoom': 1 },
    fragmentRE = /^s*<(w+|!)[^>]*>/,
    singleTagRE = /^<(w+)s*/?>(?:</1>|)$/,
    tagExpanderRE = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([w:]+)[^>]*)/>/ig,
    rootNodeRE = /^(?:body|html)$/i,
    capitalRE = /([A-Z])/g,

    // special attributes that should be get/set via method calls
    methodAttributes = ['val', 'css', 'html', 'text', 'data', 'width', 'height', 'offset'],

    adjacencyOperators = [ 'after', 'prepend', 'before', 'append' ],
    table = document.createElement('table'),
    tableRow = document.createElement('tr'),
    containers = {
    'tr': document.createElement('tbody'),
    'tbody': table, 'thead': table, 'tfoot': table,
    'td': tableRow, 'th': tableRow,
    '*': document.createElement('div')
    },
    readyRE = /complete|loaded|interactive/,
    simpleSelectorRE = /^[w-]*$/,
    class2type = {},
    toString = class2type.toString,
    zepto = {},
    camelize, uniq,
    tempParent = document.createElement('div'),
    propMap = {
    'tabindex': 'tabIndex',
    'readonly': 'readOnly',
    'for': 'htmlFor',
    'class': 'className',
    'maxlength': 'maxLength',
    'cellspacing': 'cellSpacing',
    'cellpadding': 'cellPadding',
    'rowspan': 'rowSpan',
    'colspan': 'colSpan',
    'usemap': 'useMap',
    'frameborder': 'frameBorder',
    'contenteditable': 'contentEditable'
    },
    isArray = Array.isArray ||
    function(object){ return object instanceof Array }

    zepto.matches = function(element, selector) {
    if (!selector || !element || element.nodeType !== 1) return false
    var matchesSelector = element.matches || element.webkitMatchesSelector ||
    element.mozMatchesSelector || element.oMatchesSelector ||
    element.matchesSelector
    if (matchesSelector) return matchesSelector.call(element, selector)
    // fall back to performing a selector:
    var match, parent = element.parentNode, temp = !parent
    if (temp) (parent = tempParent).appendChild(element)
    match = ~zepto.qsa(parent, selector).indexOf(element)
    temp && tempParent.removeChild(element)
    return match
    }

    function type(obj) {
    return obj == null ? String(obj) :
    class2type[toString.call(obj)] || "object"
    }

    function isFunction(value) { return type(value) == "function" }
    function isWindow(obj) { return obj != null && obj == obj.window }
    function isDocument(obj) { return obj != null && obj.nodeType == obj.DOCUMENT_NODE }
    function isObject(obj) { return type(obj) == "object" }
    function isPlainObject(obj) {
    return isObject(obj) && !isWindow(obj) && Object.getPrototypeOf(obj) == Object.prototype
    }

    function likeArray(obj) {
    var length = !!obj && 'length' in obj && obj.length,
    type = $.type(obj)

    return 'function' != type && !isWindow(obj) && (
    'array' == type || length === 0 ||
    (typeof length == 'number' && length > 0 && (length - 1) in obj)
    )
    }

    function compact(array) { return filter.call(array, function(item){ return item != null }) }
    function flatten(array) { return array.length > 0 ? $.fn.concat.apply([], array) : array }
    camelize = function(str){ return str.replace(/-+(.)?/g, function(match, chr){ return chr ? chr.toUpperCase() : '' }) }
    function dasherize(str) {
    return str.replace(/::/g, '/')
    .replace(/([A-Z]+)([A-Z][a-z])/g, '$1_$2')
    .replace(/([a-zd])([A-Z])/g, '$1_$2')
    .replace(/_/g, '-')
    .toLowerCase()
    }
    uniq = function(array){ return filter.call(array, function(item, idx){ return array.indexOf(item) == idx }) }

    function classRE(name) {
    return name in classCache ?
    classCache[name] : (classCache[name] = new RegExp('(^|\s)' + name + '(\s|$)'))
    }

    function maybeAddPx(name, value) {
    return (typeof value == "number" && !cssNumber[dasherize(name)]) ? value + "px" : value
    }

    function defaultDisplay(nodeName) {
    var element, display
    if (!elementDisplay[nodeName]) {
    element = document.createElement(nodeName)
    document.body.appendChild(element)
    display = getComputedStyle(element, '').getPropertyValue("display")
    element.parentNode.removeChild(element)
    display == "none" && (display = "block")
    elementDisplay[nodeName] = display
    }
    return elementDisplay[nodeName]
    }

    function children(element) {
    return 'children' in element ?
    slice.call(element.children) :
    $.map(element.childNodes, function(node){ if (node.nodeType == 1) return node })
    }

    function Z(dom, selector) {
    var i, len = dom ? dom.length : 0
    for (i = 0; i < len; i++) this[i] = dom[i]
    this.length = len
    this.selector = selector || ''
    }

    // `$.zepto.fragment` takes a html string and an optional tag name
    // to generate DOM nodes from the given html string.
    // The generated DOM nodes are returned as an array.
    // This function can be overridden in plugins for example to make
    // it compatible with browsers that don't support the DOM fully.
    zepto.fragment = function(html, name, properties) {
    var dom, nodes, container

    // A special case optimization for a single tag
    if (singleTagRE.test(html)) dom = $(document.createElement(RegExp.$1))

    if (!dom) {
    if (html.replace) html = html.replace(tagExpanderRE, "<$1></$2>")
    if (name === undefined) name = fragmentRE.test(html) && RegExp.$1
    if (!(name in containers)) name = '*'

    container = containers[name]
    container.innerHTML = '' + html
    dom = $.each(slice.call(container.childNodes), function(){
    container.removeChild(this)
    })
    }

    if (isPlainObject(properties)) {
    nodes = $(dom)
    $.each(properties, function(key, value) {
    if (methodAttributes.indexOf(key) > -1) nodes[key](value)
    else nodes.attr(key, value)
    })
    }

    return dom
    }

    // `$.zepto.Z` swaps out the prototype of the given `dom` array
    // of nodes with `$.fn` and thus supplying all the Zepto functions
    // to the array. This method can be overridden in plugins.
    zepto.Z = function(dom, selector) {
    return new Z(dom, selector)
    }

    // `$.zepto.isZ` should return `true` if the given object is a Zepto
    // collection. This method can be overridden in plugins.
    zepto.isZ = function(object) {
    return object instanceof zepto.Z
    }

    // `$.zepto.init` is Zepto's counterpart to jQuery's `$.fn.init` and
    // takes a CSS selector and an optional context (and handles various
    // special cases).
    // This method can be overridden in plugins.
    zepto.init = function(selector, context) {
    var dom
    // If nothing given, return an empty Zepto collection
    if (!selector) return zepto.Z()
    // Optimize for string selectors
    else if (typeof selector == 'string') {
    selector = selector.trim()
    // If it's a html fragment, create nodes from it
    // Note: In both Chrome 21 and Firefox 15, DOM error 12
    // is thrown if the fragment doesn't begin with <
    if (selector[0] == '<' && fragmentRE.test(selector))
    dom = zepto.fragment(selector, RegExp.$1, context), selector = null
    // If there's a context, create a collection on that context first, and select
    // nodes from there
    else if (context !== undefined) return $(context).find(selector)
    // If it's a CSS selector, use it to select nodes.
    else dom = zepto.qsa(document, selector)
    }
    // If a function is given, call it when the DOM is ready
    else if (isFunction(selector)) return $(document).ready(selector)
    // If a Zepto collection is given, just return it
    else if (zepto.isZ(selector)) return selector
    else {
    // normalize array if an array of nodes is given
    if (isArray(selector)) dom = compact(selector)
    // Wrap DOM nodes.
    else if (isObject(selector))
    dom = [selector], selector = null
    // If it's a html fragment, create nodes from it
    else if (fragmentRE.test(selector))
    dom = zepto.fragment(selector.trim(), RegExp.$1, context), selector = null
    // If there's a context, create a collection on that context first, and select
    // nodes from there
    else if (context !== undefined) return $(context).find(selector)
    // And last but no least, if it's a CSS selector, use it to select nodes.
    else dom = zepto.qsa(document, selector)
    }
    // create a new Zepto collection from the nodes found
    return zepto.Z(dom, selector)
    }

    // `$` will be the base `Zepto` object. When calling this
    // function just call `$.zepto.init, which makes the implementation
    // details of selecting nodes and creating Zepto collections
    // patchable in plugins.
    $ = function(selector, context){
    return zepto.init(selector, context)
    }

    function extend(target, source, deep) {
    for (key in source)
    if (deep && (isPlainObject(source[key]) || isArray(source[key]))) {
    if (isPlainObject(source[key]) && !isPlainObject(target[key]))
    target[key] = {}
    if (isArray(source[key]) && !isArray(target[key]))
    target[key] = []
    extend(target[key], source[key], deep)
    }
    else if (source[key] !== undefined) target[key] = source[key]
    }

    // Copy all but undefined properties from one or more
    // objects to the `target` object.
    $.extend = function(target){
    var deep, args = slice.call(arguments, 1)
    if (typeof target == 'boolean') {
    deep = target
    target = args.shift()
    }
    args.forEach(function(arg){ extend(target, arg, deep) })
    return target
    }

    // `$.zepto.qsa` is Zepto's CSS selector implementation which
    // uses `document.querySelectorAll` and optimizes for some special cases, like `#id`.
    // This method can be overridden in plugins.
    zepto.qsa = function(element, selector){
    var found,
    maybeID = selector[0] == '#',
    maybeClass = !maybeID && selector[0] == '.',
    nameOnly = maybeID || maybeClass ? selector.slice(1) : selector, // Ensure that a 1 char tag name still gets checked
    isSimple = simpleSelectorRE.test(nameOnly)
    return (element.getElementById && isSimple && maybeID) ? // Safari DocumentFragment doesn't have getElementById
    ( (found = element.getElementById(nameOnly)) ? [found] : [] ) :
    (element.nodeType !== 1 && element.nodeType !== 9 && element.nodeType !== 11) ? [] :
    slice.call(
    isSimple && !maybeID && element.getElementsByClassName ? // DocumentFragment doesn't have getElementsByClassName/TagName
    maybeClass ? element.getElementsByClassName(nameOnly) : // If it's simple, it could be a class
    element.getElementsByTagName(selector) : // Or a tag
    element.querySelectorAll(selector) // Or it's not simple, and we need to query all
    )
    }

    function filtered(nodes, selector) {
    return selector == null ? $(nodes) : $(nodes).filter(selector)
    }

    $.contains = document.documentElement.contains ?
    function(parent, node) {
    return parent !== node && parent.contains(node)
    } :
    function(parent, node) {
    while (node && (node = node.parentNode))
    if (node === parent) return true
    return false
    }

    function funcArg(context, arg, idx, payload) {
    return isFunction(arg) ? arg.call(context, idx, payload) : arg
    }

    function setAttribute(node, name, value) {
    value == null ? node.removeAttribute(name) : node.setAttribute(name, value)
    }

    // access className property while respecting SVGAnimatedString
    function className(node, value){
    var klass = node.className || '',
    svg = klass && klass.baseVal !== undefined

    if (value === undefined) return svg ? klass.baseVal : klass
    svg ? (klass.baseVal = value) : (node.className = value)
    }

    // "true" => true
    // "false" => false
    // "null" => null
    // "42" => 42
    // "42.5" => 42.5
    // "08" => "08"
    // JSON => parse if valid
    // String => self
    function deserializeValue(value) {
    try {
    return value ?
    value == "true" ||
    ( value == "false" ? false :
    value == "null" ? null :
    +value + "" == value ? +value :
    /^[[{]/.test(value) ? $.parseJSON(value) :
    value )
    : value
    } catch(e) {
    return value
    }
    }

    $.type = type
    $.isFunction = isFunction
    $.isWindow = isWindow
    $.isArray = isArray
    $.isPlainObject = isPlainObject

    $.isEmptyObject = function(obj) {
    var name
    for (name in obj) return false
    return true
    }

    $.isNumeric = function(val) {
    var num = Number(val), type = typeof val
    return val != null && type != 'boolean' &&
    (type != 'string' || val.length) &&
    !isNaN(num) && isFinite(num) || false
    }

    $.inArray = function(elem, array, i){
    return emptyArray.indexOf.call(array, elem, i)
    }

    $.camelCase = camelize
    $.trim = function(str) {
    return str == null ? "" : String.prototype.trim.call(str)
    }

    // plugin compatibility
    $.uuid = 0
    $.support = { }
    $.expr = { }
    $.noop = function() {}

    $.map = function(elements, callback){
    var value, values = [], i, key
    if (likeArray(elements))
    for (i = 0; i < elements.length; i++) {
    value = callback(elements[i], i)
    if (value != null) values.push(value)
    }
    else
    for (key in elements) {
    value = callback(elements[key], key)
    if (value != null) values.push(value)
    }
    return flatten(values)
    }

    $.each = function(elements, callback){
    var i, key
    if (likeArray(elements)) {
    for (i = 0; i < elements.length; i++)
    if (callback.call(elements[i], i, elements[i]) === false) return elements
    } else {
    for (key in elements)
    if (callback.call(elements[key], key, elements[key]) === false) return elements
    }

    return elements
    }

    $.grep = function(elements, callback){
    return filter.call(elements, callback)
    }

    if (window.JSON) $.parseJSON = JSON.parse

    // Populate the class2type map
    $.each("Boolean Number String Function Array Date RegExp Object Error".split(" "), function(i, name) {
    class2type[ "[object " + name + "]" ] = name.toLowerCase()
    })

    // Define methods that will be available on all
    // Zepto collections
    $.fn = {
    constructor: zepto.Z,
    length: 0,

    // Because a collection acts like an array
    // copy over these useful array functions.
    forEach: emptyArray.forEach,
    reduce: emptyArray.reduce,
    push: emptyArray.push,
    sort: emptyArray.sort,
    splice: emptyArray.splice,
    indexOf: emptyArray.indexOf,
    concat: function(){
    var i, value, args = []
    for (i = 0; i < arguments.length; i++) {
    value = arguments[i]
    args[i] = zepto.isZ(value) ? value.toArray() : value
    }
    return concat.apply(zepto.isZ(this) ? this.toArray() : this, args)
    },

    // `map` and `slice` in the jQuery API work differently
    // from their array counterparts
    map: function(fn){
    return $($.map(this, function(el, i){ return fn.call(el, i, el) }))
    },
    slice: function(){
    return $(slice.apply(this, arguments))
    },

    ready: function(callback){
    // need to check if document.body exists for IE as that browser reports
    // document ready when it hasn't yet created the body element
    if (readyRE.test(document.readyState) && document.body) callback($)
    else document.addEventListener('DOMContentLoaded', function(){ callback($) }, false)
    return this
    },
    get: function(idx){
    return idx === undefined ? slice.call(this) : this[idx >= 0 ? idx : idx + this.length]
    },
    toArray: function(){ return this.get() },
    size: function(){
    return this.length
    },
    remove: function(){
    return this.each(function(){
    if (this.parentNode != null)
    this.parentNode.removeChild(this)
    })
    },
    each: function(callback){
    emptyArray.every.call(this, function(el, idx){
    return callback.call(el, idx, el) !== false
    })
    return this
    },
    filter: function(selector){
    if (isFunction(selector)) return this.not(this.not(selector))
    return $(filter.call(this, function(element){
    return zepto.matches(element, selector)
    }))
    },
    add: function(selector,context){
    return $(uniq(this.concat($(selector,context))))
    },
    is: function(selector){
    return this.length > 0 && zepto.matches(this[0], selector)
    },
    not: function(selector){
    var nodes=[]
    if (isFunction(selector) && selector.call !== undefined)
    this.each(function(idx){
    if (!selector.call(this,idx)) nodes.push(this)
    })
    else {
    var excludes = typeof selector == 'string' ? this.filter(selector) :
    (likeArray(selector) && isFunction(selector.item)) ? slice.call(selector) : $(selector)
    this.forEach(function(el){
    if (excludes.indexOf(el) < 0) nodes.push(el)
    })
    }
    return $(nodes)
    },
    has: function(selector){
    return this.filter(function(){
    return isObject(selector) ?
    $.contains(this, selector) :
    $(this).find(selector).size()
    })
    },
    eq: function(idx){
    return idx === -1 ? this.slice(idx) : this.slice(idx, + idx + 1)
    },
    first: function(){
    var el = this[0]
    return el && !isObject(el) ? el : $(el)
    },
    last: function(){
    var el = this[this.length - 1]
    return el && !isObject(el) ? el : $(el)
    },
    find: function(selector){
    var result, $this = this
    if (!selector) result = $()
    else if (typeof selector == 'object')
    result = $(selector).filter(function(){
    var node = this
    return emptyArray.some.call($this, function(parent){
    return $.contains(parent, node)
    })
    })
    else if (this.length == 1) result = $(zepto.qsa(this[0], selector))
    else result = this.map(function(){ return zepto.qsa(this, selector) })
    return result
    },
    closest: function(selector, context){
    var nodes = [], collection = typeof selector == 'object' && $(selector)
    this.each(function(_, node){
    while (node && !(collection ? collection.indexOf(node) >= 0 : zepto.matches(node, selector)))
    node = node !== context && !isDocument(node) && node.parentNode
    if (node && nodes.indexOf(node) < 0) nodes.push(node)
    })
    return $(nodes)
    },
    parents: function(selector){
    var ancestors = [], nodes = this
    while (nodes.length > 0)
    nodes = $.map(nodes, function(node){
    if ((node = node.parentNode) && !isDocument(node) && ancestors.indexOf(node) < 0) {
    ancestors.push(node)
    return node
    }
    })
    return filtered(ancestors, selector)
    },
    parent: function(selector){
    return filtered(uniq(this.pluck('parentNode')), selector)
    },
    children: function(selector){
    return filtered(this.map(function(){ return children(this) }), selector)
    },
    contents: function() {
    return this.map(function() { return this.contentDocument || slice.call(this.childNodes) })
    },
    siblings: function(selector){
    return filtered(this.map(function(i, el){
    return filter.call(children(el.parentNode), function(child){ return child!==el })
    }), selector)
    },
    empty: function(){
    return this.each(function(){ this.innerHTML = '' })
    },
    // `pluck` is borrowed from Prototype.js
    pluck: function(property){
    return $.map(this, function(el){ return el[property] })
    },
    show: function(){
    return this.each(function(){
    this.style.display == "none" && (this.style.display = '')
    if (getComputedStyle(this, '').getPropertyValue("display") == "none")
    this.style.display = defaultDisplay(this.nodeName)
    })
    },
    replaceWith: function(newContent){
    return this.before(newContent).remove()
    },
    wrap: function(structure){
    var func = isFunction(structure)
    if (this[0] && !func)
    var dom = $(structure).get(0),
    clone = dom.parentNode || this.length > 1

    return this.each(function(index){
    $(this).wrapAll(
    func ? structure.call(this, index) :
    clone ? dom.cloneNode(true) : dom
    )
    })
    },
    wrapAll: function(structure){
    if (this[0]) {
    $(this[0]).before(structure = $(structure))
    var children
    // drill down to the inmost element
    while ((children = structure.children()).length) structure = children.first()
    $(structure).append(this)
    }
    return this
    },
    wrapInner: function(structure){
    var func = isFunction(structure)
    return this.each(function(index){
    var self = $(this), contents = self.contents(),
    dom = func ? structure.call(this, index) : structure
    contents.length ? contents.wrapAll(dom) : self.append(dom)
    })
    },
    unwrap: function(){
    this.parent().each(function(){
    $(this).replaceWith($(this).children())
    })
    return this
    },
    clone: function(){
    return this.map(function(){ return this.cloneNode(true) })
    },
    hide: function(){
    return this.css("display", "none")
    },
    toggle: function(setting){
    return this.each(function(){
    var el = $(this)
    ;(setting === undefined ? el.css("display") == "none" : setting) ? el.show() : el.hide()
    })
    },
    prev: function(selector){ return $(this.pluck('previousElementSibling')).filter(selector || '*') },
    next: function(selector){ return $(this.pluck('nextElementSibling')).filter(selector || '*') },
    html: function(html){
    return 0 in arguments ?
    this.each(function(idx){
    var originHtml = this.innerHTML
    $(this).empty().append( funcArg(this, html, idx, originHtml) )
    }) :
    (0 in this ? this[0].innerHTML : null)
    },
    text: function(text){
    return 0 in arguments ?
    this.each(function(idx){
    var newText = funcArg(this, text, idx, this.textContent)
    this.textContent = newText == null ? '' : ''+newText
    }) :
    (0 in this ? this.pluck('textContent').join("") : null)
    },
    attr: function(name, value){
    var result
    return (typeof name == 'string' && !(1 in arguments)) ?
    (0 in this && this[0].nodeType == 1 && (result = this[0].getAttribute(name)) != null ? result : undefined) :
    this.each(function(idx){
    if (this.nodeType !== 1) return
    if (isObject(name)) for (key in name) setAttribute(this, key, name[key])
    else setAttribute(this, name, funcArg(this, value, idx, this.getAttribute(name)))
    })
    },
    removeAttr: function(name){
    return this.each(function(){ this.nodeType === 1 && name.split(' ').forEach(function(attribute){
    setAttribute(this, attribute)
    }, this)})
    },
    prop: function(name, value){
    name = propMap[name] || name
    return (1 in arguments) ?
    this.each(function(idx){
    this[name] = funcArg(this, value, idx, this[name])
    }) :
    (this[0] && this[0][name])
    },
    removeProp: function(name){
    name = propMap[name] || name
    return this.each(function(){ delete this[name] })
    },
    data: function(name, value){
    var attrName = 'data-' + name.replace(capitalRE, '-$1').toLowerCase()

    var data = (1 in arguments) ?
    this.attr(attrName, value) :
    this.attr(attrName)

    return data !== null ? deserializeValue(data) : undefined
    },
    val: function(value){
    if (0 in arguments) {
    if (value == null) value = ""
    return this.each(function(idx){
    this.value = funcArg(this, value, idx, this.value)
    })
    } else {
    return this[0] && (this[0].multiple ?
    $(this[0]).find('option').filter(function(){ return this.selected }).pluck('value') :
    this[0].value)
    }
    },
    offset: function(coordinates){
    if (coordinates) return this.each(function(index){
    var $this = $(this),
    coords = funcArg(this, coordinates, index, $this.offset()),
    parentOffset = $this.offsetParent().offset(),
    props = {
    top: coords.top - parentOffset.top,
    left: coords.left - parentOffset.left
    }

    if ($this.css('position') == 'static') props['position'] = 'relative'
    $this.css(props)
    })
    if (!this.length) return null
    if (document.documentElement !== this[0] && !$.contains(document.documentElement, this[0]))
    return {top: 0, left: 0}
    var obj = this[0].getBoundingClientRect()
    return {
    left: obj.left + window.pageXOffset,
    top: obj.top + window.pageYOffset,
    Math.round(obj.width),
    height: Math.round(obj.height)
    }
    },
    css: function(property, value){
    if (arguments.length < 2) {
    var element = this[0]
    if (typeof property == 'string') {
    if (!element) return
    return element.style[camelize(property)] || getComputedStyle(element, '').getPropertyValue(property)
    } else if (isArray(property)) {
    if (!element) return
    var props = {}
    var computedStyle = getComputedStyle(element, '')
    $.each(property, function(_, prop){
    props[prop] = (element.style[camelize(prop)] || computedStyle.getPropertyValue(prop))
    })
    return props
    }
    }

    var css = ''
    if (type(property) == 'string') {
    if (!value && value !== 0)
    this.each(function(){ this.style.removeProperty(dasherize(property)) })
    else
    css = dasherize(property) + ":" + maybeAddPx(property, value)
    } else {
    for (key in property)
    if (!property[key] && property[key] !== 0)
    this.each(function(){ this.style.removeProperty(dasherize(key)) })
    else
    css += dasherize(key) + ':' + maybeAddPx(key, property[key]) + ';'
    }

    return this.each(function(){ this.style.cssText += ';' + css })
    },
    index: function(element){
    return element ? this.indexOf($(element)[0]) : this.parent().children().indexOf(this[0])
    },
    hasClass: function(name){
    if (!name) return false
    return emptyArray.some.call(this, function(el){
    return this.test(className(el))
    }, classRE(name))
    },
    addClass: function(name){
    if (!name) return this
    return this.each(function(idx){
    if (!('className' in this)) return
    classList = []
    var cls = className(this), newName = funcArg(this, name, idx, cls)
    newName.split(/s+/g).forEach(function(klass){
    if (!$(this).hasClass(klass)) classList.push(klass)
    }, this)
    classList.length && className(this, cls + (cls ? " " : "") + classList.join(" "))
    })
    },
    removeClass: function(name){
    return this.each(function(idx){
    if (!('className' in this)) return
    if (name === undefined) return className(this, '')
    classList = className(this)
    funcArg(this, name, idx, classList).split(/s+/g).forEach(function(klass){
    classList = classList.replace(classRE(klass), " ")
    })
    className(this, classList.trim())
    })
    },
    toggleClass: function(name, when){
    if (!name) return this
    return this.each(function(idx){
    var $this = $(this), names = funcArg(this, name, idx, className(this))
    names.split(/s+/g).forEach(function(klass){
    (when === undefined ? !$this.hasClass(klass) : when) ?
    $this.addClass(klass) : $this.removeClass(klass)
    })
    })
    },
    scrollTop: function(value){
    if (!this.length) return
    var hasScrollTop = 'scrollTop' in this[0]
    if (value === undefined) return hasScrollTop ? this[0].scrollTop : this[0].pageYOffset
    return this.each(hasScrollTop ?
    function(){ this.scrollTop = value } :
    function(){ this.scrollTo(this.scrollX, value) })
    },
    scrollLeft: function(value){
    if (!this.length) return
    var hasScrollLeft = 'scrollLeft' in this[0]
    if (value === undefined) return hasScrollLeft ? this[0].scrollLeft : this[0].pageXOffset
    return this.each(hasScrollLeft ?
    function(){ this.scrollLeft = value } :
    function(){ this.scrollTo(value, this.scrollY) })
    },
    position: function() {
    if (!this.length) return

    var elem = this[0],
    // Get *real* offsetParent
    offsetParent = this.offsetParent(),
    // Get correct offsets
    offset = this.offset(),
    parentOffset = rootNodeRE.test(offsetParent[0].nodeName) ? { top: 0, left: 0 } : offsetParent.offset()

    // Subtract element margins
    // note: when an element has margin: auto the offsetLeft and marginLeft
    // are the same in Safari causing offset.left to incorrectly be 0
    offset.top -= parseFloat( $(elem).css('margin-top') ) || 0
    offset.left -= parseFloat( $(elem).css('margin-left') ) || 0

    // Add offsetParent borders
    parentOffset.top += parseFloat( $(offsetParent[0]).css('border-top-width') ) || 0
    parentOffset.left += parseFloat( $(offsetParent[0]).css('border-left-width') ) || 0

    // Subtract the two offsets
    return {
    top: offset.top - parentOffset.top,
    left: offset.left - parentOffset.left
    }
    },
    offsetParent: function() {
    return this.map(function(){
    var parent = this.offsetParent || document.body
    while (parent && !rootNodeRE.test(parent.nodeName) && $(parent).css("position") == "static")
    parent = parent.offsetParent
    return parent
    })
    }
    }

    // for now
    $.fn.detach = $.fn.remove

    // Generate the `width` and `height` functions
    ;['width', 'height'].forEach(function(dimension){
    var dimensionProperty =
    dimension.replace(/./, function(m){ return m[0].toUpperCase() })

    $.fn[dimension] = function(value){
    var offset, el = this[0]
    if (value === undefined) return isWindow(el) ? el['inner' + dimensionProperty] :
    isDocument(el) ? el.documentElement['scroll' + dimensionProperty] :
    (offset = this.offset()) && offset[dimension]
    else return this.each(function(idx){
    el = $(this)
    el.css(dimension, funcArg(this, value, idx, el[dimension]()))
    })
    }
    })

    function traverseNode(node, fun) {
    fun(node)
    for (var i = 0, len = node.childNodes.length; i < len; i++)
    traverseNode(node.childNodes[i], fun)
    }

    // Generate the `after`, `prepend`, `before`, `append`,
    // `insertAfter`, `insertBefore`, `appendTo`, and `prependTo` methods.
    adjacencyOperators.forEach(function(operator, operatorIndex) {
    var inside = operatorIndex % 2 //=> prepend, append

    $.fn[operator] = function(){
    // arguments can be nodes, arrays of nodes, Zepto objects and HTML strings
    var argType, nodes = $.map(arguments, function(arg) {
    var arr = []
    argType = type(arg)
    if (argType == "array") {
    arg.forEach(function(el) {
    if (el.nodeType !== undefined) return arr.push(el)
    else if ($.zepto.isZ(el)) return arr = arr.concat(el.get())
    arr = arr.concat(zepto.fragment(el))
    })
    return arr
    }
    return argType == "object" || arg == null ?
    arg : zepto.fragment(arg)
    }),
    parent, copyByClone = this.length > 1
    if (nodes.length < 1) return this

    return this.each(function(_, target){
    parent = inside ? target : target.parentNode

    // convert all methods to a "before" operation
    target = operatorIndex == 0 ? target.nextSibling :
    operatorIndex == 1 ? target.firstChild :
    operatorIndex == 2 ? target :
    null

    var parentInDocument = $.contains(document.documentElement, parent)

    nodes.forEach(function(node){
    if (copyByClone) node = node.cloneNode(true)
    else if (!parent) return $(node).remove()

    parent.insertBefore(node, target)
    if (parentInDocument) traverseNode(node, function(el){
    if (el.nodeName != null && el.nodeName.toUpperCase() === 'SCRIPT' &&
    (!el.type || el.type === 'text/javascript') && !el.src){
    var target = el.ownerDocument ? el.ownerDocument.defaultView : window
    target['eval'].call(target, el.innerHTML)
    }
    })
    })
    })
    }

    // after => insertAfter
    // prepend => prependTo
    // before => insertBefore
    // append => appendTo
    $.fn[inside ? operator+'To' : 'insert'+(operatorIndex ? 'Before' : 'After')] = function(html){
    $(html)[operator](this)
    return this
    }
    })

    zepto.Z.prototype = Z.prototype = $.fn

    // Export internal API functions in the `$.zepto` namespace
    zepto.uniq = uniq
    zepto.deserializeValue = deserializeValue
    $.zepto = zepto

    return $
    })()

    window.Zepto = Zepto
    window.$ === undefined && (window.$ = Zepto)

    ;(function($){
    var _zid = 1, undefined,
    slice = Array.prototype.slice,
    isFunction = $.isFunction,
    isString = function(obj){ return typeof obj == 'string' },
    handlers = {},
    specialEvents={},
    focusinSupported = 'onfocusin' in window,
    focus = { focus: 'focusin', blur: 'focusout' },
    hover = { mouseenter: 'mouseover', mouseleave: 'mouseout' }

    specialEvents.click = specialEvents.mousedown = specialEvents.mouseup = specialEvents.mousemove = 'MouseEvents'

    function zid(element) {
    return element._zid || (element._zid = _zid++)
    }
    function findHandlers(element, event, fn, selector) {
    event = parse(event)
    if (event.ns) var matcher = matcherFor(event.ns)
    return (handlers[zid(element)] || []).filter(function(handler) {
    return handler
    && (!event.e || handler.e == event.e)
    && (!event.ns || matcher.test(handler.ns))
    && (!fn || zid(handler.fn) === zid(fn))
    && (!selector || handler.sel == selector)
    })
    }
    function parse(event) {
    var parts = ('' + event).split('.')
    return {e: parts[0], ns: parts.slice(1).sort().join(' ')}
    }
    function matcherFor(ns) {
    return new RegExp('(?:^| )' + ns.replace(' ', ' .* ?') + '(?: |$)')
    }

    function eventCapture(handler, captureSetting) {
    return handler.del &&
    (!focusinSupported && (handler.e in focus)) ||
    !!captureSetting
    }

    function realEvent(type) {
    return hover[type] || (focusinSupported && focus[type]) || type
    }

    function add(element, events, fn, data, selector, delegator, capture){
    var id = zid(element), set = (handlers[id] || (handlers[id] = []))
    events.split(/s/).forEach(function(event){
    if (event == 'ready') return $(document).ready(fn)
    var handler = parse(event)
    handler.fn = fn
    handler.sel = selector
    // emulate mouseenter, mouseleave
    if (handler.e in hover) fn = function(e){
    var related = e.relatedTarget
    if (!related || (related !== this && !$.contains(this, related)))
    return handler.fn.apply(this, arguments)
    }
    handler.del = delegator
    var callback = delegator || fn
    handler.proxy = function(e){
    e = compatible(e)
    if (e.isImmediatePropagationStopped()) return
    e.data = data
    var result = callback.apply(element, e._args == undefined ? [e] : [e].concat(e._args))
    if (result === false) e.preventDefault(), e.stopPropagation()
    return result
    }
    handler.i = set.length
    set.push(handler)
    if ('addEventListener' in element)
    element.addEventListener(realEvent(handler.e), handler.proxy, eventCapture(handler, capture))
    })
    }
    function remove(element, events, fn, selector, capture){
    var id = zid(element)
    ;(events || '').split(/s/).forEach(function(event){
    findHandlers(element, event, fn, selector).forEach(function(handler){
    delete handlers[id][handler.i]
    if ('removeEventListener' in element)
    element.removeEventListener(realEvent(handler.e), handler.proxy, eventCapture(handler, capture))
    })
    })
    }

    $.event = { add: add, remove: remove }

    $.proxy = function(fn, context) {
    var args = (2 in arguments) && slice.call(arguments, 2)
    if (isFunction(fn)) {
    var proxyFn = function(){ return fn.apply(context, args ? args.concat(slice.call(arguments)) : arguments) }
    proxyFn._zid = zid(fn)
    return proxyFn
    } else if (isString(context)) {
    if (args) {
    args.unshift(fn[context], fn)
    return $.proxy.apply(null, args)
    } else {
    return $.proxy(fn[context], fn)
    }
    } else {
    throw new TypeError("expected function")
    }
    }

    $.fn.bind = function(event, data, callback){
    return this.on(event, data, callback)
    }
    $.fn.unbind = function(event, callback){
    return this.off(event, callback)
    }
    $.fn.one = function(event, selector, data, callback){
    return this.on(event, selector, data, callback, 1)
    }

    var returnTrue = function(){return true},
    returnFalse = function(){return false},
    ignoreProperties = /^([A-Z]|returnValue$|layer[XY]$|webkitMovement[XY]$)/,
    eventMethods = {
    preventDefault: 'isDefaultPrevented',
    stopImmediatePropagation: 'isImmediatePropagationStopped',
    stopPropagation: 'isPropagationStopped'
    }

    function compatible(event, source) {
    if (source || !event.isDefaultPrevented) {
    source || (source = event)

    $.each(eventMethods, function(name, predicate) {
    var sourceMethod = source[name]
    event[name] = function(){
    this[predicate] = returnTrue
    return sourceMethod && sourceMethod.apply(source, arguments)
    }
    event[predicate] = returnFalse
    })

    event.timeStamp || (event.timeStamp = Date.now())

    if (source.defaultPrevented !== undefined ? source.defaultPrevented :
    'returnValue' in source ? source.returnValue === false :
    source.getPreventDefault && source.getPreventDefault())
    event.isDefaultPrevented = returnTrue
    }
    return event
    }

    function createProxy(event) {
    var key, proxy = { originalEvent: event }
    for (key in event)
    if (!ignoreProperties.test(key) && event[key] !== undefined) proxy[key] = event[key]

    return compatible(proxy, event)
    }

    $.fn.delegate = function(selector, event, callback){
    return this.on(event, selector, callback)
    }
    $.fn.undelegate = function(selector, event, callback){
    return this.off(event, selector, callback)
    }

    $.fn.live = function(event, callback){
    $(document.body).delegate(this.selector, event, callback)
    return this
    }
    $.fn.die = function(event, callback){
    $(document.body).undelegate(this.selector, event, callback)
    return this
    }

    $.fn.on = function(event, selector, data, callback, one){
    var autoRemove, delegator, $this = this
    if (event && !isString(event)) {
    $.each(event, function(type, fn){
    $this.on(type, selector, data, fn, one)
    })
    return $this
    }

    if (!isString(selector) && !isFunction(callback) && callback !== false)
    callback = data, data = selector, selector = undefined
    if (callback === undefined || data === false)
    callback = data, data = undefined

    if (callback === false) callback = returnFalse

    return $this.each(function(_, element){
    if (one) autoRemove = function(e){
    remove(element, e.type, callback)
    return callback.apply(this, arguments)
    }

    if (selector) delegator = function(e){
    var evt, match = $(e.target).closest(selector, element).get(0)
    if (match && match !== element) {
    evt = $.extend(createProxy(e), {currentTarget: match, liveFired: element})
    return (autoRemove || callback).apply(match, [evt].concat(slice.call(arguments, 1)))
    }
    }

    add(element, event, callback, data, selector, delegator || autoRemove)
    })
    }
    $.fn.off = function(event, selector, callback){
    var $this = this
    if (event && !isString(event)) {
    $.each(event, function(type, fn){
    $this.off(type, selector, fn)
    })
    return $this
    }

    if (!isString(selector) && !isFunction(callback) && callback !== false)
    callback = selector, selector = undefined

    if (callback === false) callback = returnFalse

    return $this.each(function(){
    remove(this, event, callback, selector)
    })
    }

    $.fn.trigger = function(event, args){
    event = (isString(event) || $.isPlainObject(event)) ? $.Event(event) : compatible(event)
    event._args = args
    return this.each(function(){
    // handle focus(), blur() by calling them directly
    if (event.type in focus && typeof this[event.type] == "function") this[event.type]()
    // items in the collection might not be DOM elements
    else if ('dispatchEvent' in this) this.dispatchEvent(event)
    else $(this).triggerHandler(event, args)
    })
    }

    // triggers event handlers on current element just as if an event occurred,
    // doesn't trigger an actual event, doesn't bubble
    $.fn.triggerHandler = function(event, args){
    var e, result
    this.each(function(i, element){
    e = createProxy(isString(event) ? $.Event(event) : event)
    e._args = args
    e.target = element
    $.each(findHandlers(element, event.type || event), function(i, handler){
    result = handler.proxy(e)
    if (e.isImmediatePropagationStopped()) return false
    })
    })
    return result
    }

    // shortcut methods for `.bind(event, fn)` for each event type
    ;('focusin focusout focus blur load resize scroll unload click dblclick '+
    'mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave '+
    'change select keydown keypress keyup error').split(' ').forEach(function(event) {
    $.fn[event] = function(callback) {
    return (0 in arguments) ?
    this.bind(event, callback) :
    this.trigger(event)
    }
    })

    $.Event = function(type, props) {
    if (!isString(type)) props = type, type = props.type
    var event = document.createEvent(specialEvents[type] || 'Events'), bubbles = true
    if (props) for (var name in props) (name == 'bubbles') ? (bubbles = !!props[name]) : (event[name] = props[name])
    event.initEvent(type, bubbles, true)
    return compatible(event)
    }

    })(Zepto)

    ;(function($){
    var jsonpID = +new Date(),
    document = window.document,
    key,
    name,
    rscript = /<script[^<]*(?:(?!</script>)<[^<]*)*</script>/gi,
    scriptTypeRE = /^(?:text|application)/javascript/i,
    xmlTypeRE = /^(?:text|application)/xml/i,
    jsonType = 'application/json',
    htmlType = 'text/html',
    blankRE = /^s*$/,
    originAnchor = document.createElement('a')

    originAnchor.href = window.location.href

    // trigger a custom event and return false if it was cancelled
    function triggerAndReturn(context, eventName, data) {
    var event = $.Event(eventName)
    $(context).trigger(event, data)
    return !event.isDefaultPrevented()
    }

    // trigger an Ajax "global" event
    function triggerGlobal(settings, context, eventName, data) {
    if (settings.global) return triggerAndReturn(context || document, eventName, data)
    }

    // Number of active Ajax requests
    $.active = 0

    function ajaxStart(settings) {
    if (settings.global && $.active++ === 0) triggerGlobal(settings, null, 'ajaxStart')
    }
    function ajaxStop(settings) {
    if (settings.global && !(--$.active)) triggerGlobal(settings, null, 'ajaxStop')
    }

    // triggers an extra global event "ajaxBeforeSend" that's like "ajaxSend" but cancelable
    function ajaxBeforeSend(xhr, settings) {
    var context = settings.context
    if (settings.beforeSend.call(context, xhr, settings) === false ||
    triggerGlobal(settings, context, 'ajaxBeforeSend', [xhr, settings]) === false)
    return false

    triggerGlobal(settings, context, 'ajaxSend', [xhr, settings])
    }
    function ajaxSuccess(data, xhr, settings, deferred) {
    var context = settings.context, status = 'success'
    settings.success.call(context, data, status, xhr)
    if (deferred) deferred.resolveWith(context, [data, status, xhr])
    triggerGlobal(settings, context, 'ajaxSuccess', [xhr, settings, data])
    ajaxComplete(status, xhr, settings)
    }
    // type: "timeout", "error", "abort", "parsererror"
    function ajaxError(error, type, xhr, settings, deferred) {
    var context = settings.context
    settings.error.call(context, xhr, type, error)
    if (deferred) deferred.rejectWith(context, [xhr, type, error])
    triggerGlobal(settings, context, 'ajaxError', [xhr, settings, error || type])
    ajaxComplete(type, xhr, settings)
    }
    // status: "success", "notmodified", "error", "timeout", "abort", "parsererror"
    function ajaxComplete(status, xhr, settings) {
    var context = settings.context
    settings.complete.call(context, xhr, status)
    triggerGlobal(settings, context, 'ajaxComplete', [xhr, settings])
    ajaxStop(settings)
    }

    function ajaxDataFilter(data, type, settings) {
    if (settings.dataFilter == empty) return data
    var context = settings.context
    return settings.dataFilter.call(context, data, type)
    }

    // Empty function, used as default callback
    function empty() {}

    $.ajaxJSONP = function(options, deferred){
    if (!('type' in options)) return $.ajax(options)

    var _callbackName = options.jsonpCallback,
    callbackName = ($.isFunction(_callbackName) ?
    _callbackName() : _callbackName) || ('Zepto' + (jsonpID++)),
    script = document.createElement('script'),
    originalCallback = window[callbackName],
    responseData,
    abort = function(errorType) {
    $(script).triggerHandler('error', errorType || 'abort')
    },
    xhr = { abort: abort }, abortTimeout

    if (deferred) deferred.promise(xhr)

    $(script).on('load error', function(e, errorType){
    clearTimeout(abortTimeout)
    $(script).off().remove()

    if (e.type == 'error' || !responseData) {
    ajaxError(null, errorType || 'error', xhr, options, deferred)
    } else {
    ajaxSuccess(responseData[0], xhr, options, deferred)
    }

    window[callbackName] = originalCallback
    if (responseData && $.isFunction(originalCallback))
    originalCallback(responseData[0])

    originalCallback = responseData = undefined
    })

    if (ajaxBeforeSend(xhr, options) === false) {
    abort('abort')
    return xhr
    }

    window[callbackName] = function(){
    responseData = arguments
    }

    script.src = options.url.replace(/?(.+)=?/, '?$1=' + callbackName)
    document.head.appendChild(script)

    if (options.timeout > 0) abortTimeout = setTimeout(function(){
    abort('timeout')
    }, options.timeout)

    return xhr
    }

    $.ajaxSettings = {
    // Default type of request
    type: 'GET',
    // Callback that is executed before request
    beforeSend: empty,
    // Callback that is executed if the request succeeds
    success: empty,
    // Callback that is executed the the server drops error
    error: empty,
    // Callback that is executed on request complete (both: error and success)
    complete: empty,
    // The context for the callbacks
    context: null,
    // Whether to trigger "global" Ajax events
    global: true,
    // Transport
    xhr: function () {
    return new window.XMLHttpRequest()
    },
    // MIME types mapping
    // IIS returns Javascript as "application/x-javascript"
    accepts: {
    script: 'text/javascript, application/javascript, application/x-javascript',
    json: jsonType,
    xml: 'application/xml, text/xml',
    html: htmlType,
    text: 'text/plain'
    },
    // Whether the request is to another domain
    crossDomain: false,
    // Default timeout
    timeout: 0,
    // Whether data should be serialized to string
    processData: true,
    // Whether the browser should be allowed to cache GET responses
    cache: true,
    //Used to handle the raw response data of XMLHttpRequest.
    //This is a pre-filtering function to sanitize the response.
    //The sanitized response should be returned
    dataFilter: empty
    }

    function mimeToDataType(mime) {
    if (mime) mime = mime.split(';', 2)[0]
    return mime && ( mime == htmlType ? 'html' :
    mime == jsonType ? 'json' :
    scriptTypeRE.test(mime) ? 'script' :
    xmlTypeRE.test(mime) && 'xml' ) || 'text'
    }

    function appendQuery(url, query) {
    if (query == '') return url
    return (url + '&' + query).replace(/[&?]{1,2}/, '?')
    }

    // serialize payload and append it to the URL for GET requests
    function serializeData(options) {
    if (options.processData && options.data && $.type(options.data) != "string")
    options.data = $.param(options.data, options.traditional)
    if (options.data && (!options.type || options.type.toUpperCase() == 'GET' || 'jsonp' == options.dataType))
    options.url = appendQuery(options.url, options.data), options.data = undefined
    }

    $.ajax = function(options){
    var settings = $.extend({}, options || {}),
    deferred = $.Deferred && $.Deferred(),
    urlAnchor, hashIndex
    for (key in $.ajaxSettings) if (settings[key] === undefined) settings[key] = $.ajaxSettings[key]

    ajaxStart(settings)

    if (!settings.crossDomain) {
    urlAnchor = document.createElement('a')
    urlAnchor.href = settings.url
    // cleans up URL for .href (IE only), see https://github.com/madrobby/zepto/pull/1049
    urlAnchor.href = urlAnchor.href
    settings.crossDomain = (originAnchor.protocol + '//' + originAnchor.host) !== (urlAnchor.protocol + '//' + urlAnchor.host)
    }

    if (!settings.url) settings.url = window.location.toString()
    if ((hashIndex = settings.url.indexOf('#')) > -1) settings.url = settings.url.slice(0, hashIndex)
    serializeData(settings)

    var dataType = settings.dataType, hasPlaceholder = /?.+=?/.test(settings.url)
    if (hasPlaceholder) dataType = 'jsonp'

    if (settings.cache === false || (
    (!options || options.cache !== true) &&
    ('script' == dataType || 'jsonp' == dataType)
    ))
    settings.url = appendQuery(settings.url, '_=' + Date.now())

    if ('jsonp' == dataType) {
    if (!hasPlaceholder)
    settings.url = appendQuery(settings.url,
    settings.jsonp ? (settings.jsonp + '=?') : settings.jsonp === false ? '' : 'callback=?')
    return $.ajaxJSONP(settings, deferred)
    }

    var mime = settings.accepts[dataType],
    headers = { },
    setHeader = function(name, value) { headers[name.toLowerCase()] = [name, value] },
    protocol = /^([w-]+:)///.test(settings.url) ? RegExp.$1 : window.location.protocol,
    xhr = settings.xhr(),
    nativeSetHeader = xhr.setRequestHeader,
    abortTimeout

    if (deferred) deferred.promise(xhr)

    if (!settings.crossDomain) setHeader('X-Requested-With', 'XMLHttpRequest')
    setHeader('Accept', mime || '*/*')
    if (mime = settings.mimeType || mime) {
    if (mime.indexOf(',') > -1) mime = mime.split(',', 2)[0]
    xhr.overrideMimeType && xhr.overrideMimeType(mime)
    }
    if (settings.contentType || (settings.contentType !== false && settings.data && settings.type.toUpperCase() != 'GET'))
    setHeader('Content-Type', settings.contentType || 'application/x-www-form-urlencoded')

    if (settings.headers) for (name in settings.headers) setHeader(name, settings.headers[name])
    xhr.setRequestHeader = setHeader

    xhr.onreadystatechange = function(){
    if (xhr.readyState == 4) {
    xhr.onreadystatechange = empty
    clearTimeout(abortTimeout)
    var result, error = false
    if ((xhr.status >= 200 && xhr.status < 300) || xhr.status == 304 || (xhr.status == 0 && protocol == 'file:')) {
    dataType = dataType || mimeToDataType(settings.mimeType || xhr.getResponseHeader('content-type'))

    if (xhr.responseType == 'arraybuffer' || xhr.responseType == 'blob')
    result = xhr.response
    else {
    result = xhr.responseText

    try {
    // http://perfectionkills.com/global-eval-what-are-the-options/
    // sanitize response accordingly if data filter callback provided
    result = ajaxDataFilter(result, dataType, settings)
    if (dataType == 'script') (1,eval)(result)
    else if (dataType == 'xml') result = xhr.responseXML
    else if (dataType == 'json') result = blankRE.test(result) ? null : $.parseJSON(result)
    } catch (e) { error = e }

    if (error) return ajaxError(error, 'parsererror', xhr, settings, deferred)
    }

    ajaxSuccess(result, xhr, settings, deferred)
    } else {
    ajaxError(xhr.statusText || null, xhr.status ? 'error' : 'abort', xhr, settings, deferred)
    }
    }
    }

    if (ajaxBeforeSend(xhr, settings) === false) {
    xhr.abort()
    ajaxError(null, 'abort', xhr, settings, deferred)
    return xhr
    }

    var async = 'async' in settings ? settings.async : true
    xhr.open(settings.type, settings.url, async, settings.username, settings.password)

    if (settings.xhrFields) for (name in settings.xhrFields) xhr[name] = settings.xhrFields[name]

    for (name in headers) nativeSetHeader.apply(xhr, headers[name])

    if (settings.timeout > 0) abortTimeout = setTimeout(function(){
    xhr.onreadystatechange = empty
    xhr.abort()
    ajaxError(null, 'timeout', xhr, settings, deferred)
    }, settings.timeout)

    // avoid sending empty string (#319)
    xhr.send(settings.data ? settings.data : null)
    return xhr
    }

    // handle optional data/success arguments
    function parseArguments(url, data, success, dataType) {
    if ($.isFunction(data)) dataType = success, success = data, data = undefined
    if (!$.isFunction(success)) dataType = success, success = undefined
    return {
    url: url
    , data: data
    , success: success
    , dataType: dataType
    }
    }

    $.get = function(/* url, data, success, dataType */){
    return $.ajax(parseArguments.apply(null, arguments))
    }

    $.post = function(/* url, data, success, dataType */){
    var options = parseArguments.apply(null, arguments)
    options.type = 'POST'
    return $.ajax(options)
    }

    $.getJSON = function(/* url, data, success */){
    var options = parseArguments.apply(null, arguments)
    options.dataType = 'json'
    return $.ajax(options)
    }

    $.fn.load = function(url, data, success){
    if (!this.length) return this
    var self = this, parts = url.split(/s/), selector,
    options = parseArguments(url, data, success),
    callback = options.success
    if (parts.length > 1) options.url = parts[0], selector = parts[1]
    options.success = function(response){
    self.html(selector ?
    $('<div>').html(response.replace(rscript, "")).find(selector)
    : response)
    callback && callback.apply(self, arguments)
    }
    $.ajax(options)
    return this
    }

    var escape = encodeURIComponent

    function serialize(params, obj, traditional, scope){
    var type, array = $.isArray(obj), hash = $.isPlainObject(obj)
    $.each(obj, function(key, value) {
    type = $.type(value)
    if (scope) key = traditional ? scope :
    scope + '[' + (hash || type == 'object' || type == 'array' ? key : '') + ']'
    // handle data in serializeArray() format
    if (!scope && array) params.add(value.name, value.value)
    // recurse into nested objects
    else if (type == "array" || (!traditional && type == "object"))
    serialize(params, value, traditional, key)
    else params.add(key, value)
    })
    }

    $.param = function(obj, traditional){
    var params = []
    params.add = function(key, value) {
    if ($.isFunction(value)) value = value()
    if (value == null) value = ""
    this.push(escape(key) + '=' + escape(value))
    }
    serialize(params, obj, traditional)
    return params.join('&').replace(/%20/g, '+')
    }
    })(Zepto)

    ;(function($){
    $.fn.serializeArray = function() {
    var name, type, result = [],
    add = function(value) {
    if (value.forEach) return value.forEach(add)
    result.push({ name: name, value: value })
    }
    if (this[0]) $.each(this[0].elements, function(_, field){
    type = field.type, name = field.name
    if (name && field.nodeName.toLowerCase() != 'fieldset' &&
    !field.disabled && type != 'submit' && type != 'reset' && type != 'button' && type != 'file' &&
    ((type != 'radio' && type != 'checkbox') || field.checked))
    add($(field).val())
    })
    return result
    }

    $.fn.serialize = function(){
    var result = []
    this.serializeArray().forEach(function(elm){
    result.push(encodeURIComponent(elm.name) + '=' + encodeURIComponent(elm.value))
    })
    return result.join('&')
    }

    $.fn.submit = function(callback) {
    if (0 in arguments) this.bind('submit', callback)
    else if (this.length) {
    var event = $.Event('submit')
    this.eq(0).trigger(event)
    if (!event.isDefaultPrevented()) this.get(0).submit()
    }
    return this
    }

    })(Zepto)

    ;(function(){
    // getComputedStyle shouldn't freak out when called
    // without a valid element as argument
    try {
    getComputedStyle(undefined)
    } catch(e) {
    var nativeGetComputedStyle = getComputedStyle
    window.getComputedStyle = function(element, pseudoElement){
    try {
    return nativeGetComputedStyle(element, pseudoElement)
    } catch(e) {
    return null
    }
    }
    }
    })()
    return Zepto
    }))

    // Zepto.js
    // (c) 2010-2016 Thomas Fuchs
    // Zepto.js may be freely distributed under the MIT license.

    ;(function($){
    var touch = {},
    touchTimeout, tapTimeout, swipeTimeout, longTapTimeout,
    longTapDelay = 750,
    gesture,
    down, up, move,
    eventMap,
    initialized = false

    function swipeDirection(x1, x2, y1, y2) {
    return Math.abs(x1 - x2) >=
    Math.abs(y1 - y2) ? (x1 - x2 > 0 ? 'Left' : 'Right') : (y1 - y2 > 0 ? 'Up' : 'Down')
    }

    function longTap() {
    longTapTimeout = null
    if (touch.last) {
    touch.el.trigger('longTap')
    touch = {}
    }
    }

    function cancelLongTap() {
    if (longTapTimeout) clearTimeout(longTapTimeout)
    longTapTimeout = null
    }

    function cancelAll() {
    if (touchTimeout) clearTimeout(touchTimeout)
    if (tapTimeout) clearTimeout(tapTimeout)
    if (swipeTimeout) clearTimeout(swipeTimeout)
    if (longTapTimeout) clearTimeout(longTapTimeout)
    touchTimeout = tapTimeout = swipeTimeout = longTapTimeout = null
    touch = {}
    }

    function isPrimaryTouch(event){
    return (event.pointerType == 'touch' ||
    event.pointerType == event.MSPOINTER_TYPE_TOUCH)
    && event.isPrimary
    }

    function isPointerEventType(e, type){
    return (e.type == 'pointer'+type ||
    e.type.toLowerCase() == 'mspointer'+type)
    }

    // helper function for tests, so they check for different APIs
    function unregisterTouchEvents(){
    if (!initialized) return
    $(document).off(eventMap.down, down)
    .off(eventMap.up, up)
    .off(eventMap.move, move)
    .off(eventMap.cancel, cancelAll)
    $(window).off('scroll', cancelAll)
    cancelAll()
    initialized = false
    }

    function setup(__eventMap){
    var now, delta, deltaX = 0, deltaY = 0, firstTouch, _isPointerType

    unregisterTouchEvents()

    eventMap = (__eventMap && ('down' in __eventMap)) ? __eventMap :
    ('ontouchstart' in document ?
    { 'down': 'touchstart', 'up': 'touchend',
    'move': 'touchmove', 'cancel': 'touchcancel' } :
    'onpointerdown' in document ?
    { 'down': 'pointerdown', 'up': 'pointerup',
    'move': 'pointermove', 'cancel': 'pointercancel' } :
    'onmspointerdown' in document ?
    { 'down': 'MSPointerDown', 'up': 'MSPointerUp',
    'move': 'MSPointerMove', 'cancel': 'MSPointerCancel' } : false)

    // No API availables for touch events
    if (!eventMap) return

    if ('MSGesture' in window) {
    gesture = new MSGesture()
    gesture.target = document.body

    $(document)
    .bind('MSGestureEnd', function(e){
    var swipeDirectionFromVelocity =
    e.velocityX > 1 ? 'Right' : e.velocityX < -1 ? 'Left' : e.velocityY > 1 ? 'Down' : e.velocityY < -1 ? 'Up' : null
    if (swipeDirectionFromVelocity) {
    touch.el.trigger('swipe')
    touch.el.trigger('swipe'+ swipeDirectionFromVelocity)
    }
    })
    }

    down = function(e){
    if((_isPointerType = isPointerEventType(e, 'down')) &&
    !isPrimaryTouch(e)) return
    firstTouch = _isPointerType ? e : e.touches[0]
    if (e.touches && e.touches.length === 1 && touch.x2) {
    // Clear out touch movement data if we have it sticking around
    // This can occur if touchcancel doesn't fire due to preventDefault, etc.
    touch.x2 = undefined
    touch.y2 = undefined
    }
    now = Date.now()
    delta = now - (touch.last || now)
    touch.el = $('tagName' in firstTouch.target ?
    firstTouch.target : firstTouch.target.parentNode)
    touchTimeout && clearTimeout(touchTimeout)
    touch.x1 = firstTouch.pageX
    touch.y1 = firstTouch.pageY
    if (delta > 0 && delta <= 250) touch.isDoubleTap = true
    touch.last = now
    longTapTimeout = setTimeout(longTap, longTapDelay)
    // adds the current touch contact for IE gesture recognition
    if (gesture && _isPointerType) gesture.addPointer(e.pointerId)
    }

    move = function(e){
    if((_isPointerType = isPointerEventType(e, 'move')) &&
    !isPrimaryTouch(e)) return
    firstTouch = _isPointerType ? e : e.touches[0]
    cancelLongTap()
    touch.x2 = firstTouch.pageX
    touch.y2 = firstTouch.pageY

    deltaX += Math.abs(touch.x1 - touch.x2)
    deltaY += Math.abs(touch.y1 - touch.y2)
    }

    up = function(e){
    if((_isPointerType = isPointerEventType(e, 'up')) &&
    !isPrimaryTouch(e)) return
    cancelLongTap()

    // swipe
    if ((touch.x2 && Math.abs(touch.x1 - touch.x2) > 30) ||
    (touch.y2 && Math.abs(touch.y1 - touch.y2) > 30))

    swipeTimeout = setTimeout(function() {
    if (touch.el){
    touch.el.trigger('swipe')
    touch.el.trigger('swipe' + (swipeDirection(touch.x1, touch.x2, touch.y1, touch.y2)))
    }
    touch = {}
    }, 0)

    // normal tap
    else if ('last' in touch)
    // don't fire tap when delta position changed by more than 30 pixels,
    // for instance when moving to a point and back to origin
    if (deltaX < 30 && deltaY < 30) {
    // delay by one tick so we can cancel the 'tap' event if 'scroll' fires
    // ('tap' fires before 'scroll')
    tapTimeout = setTimeout(function() {

    // trigger universal 'tap' with the option to cancelTouch()
    // (cancelTouch cancels processing of single vs double taps for faster 'tap' response)
    var event = $.Event('tap')
    event.cancelTouch = cancelAll
    // [by paper] fix -> "TypeError: 'undefined' is not an object (evaluating 'touch.el.trigger'), when double tap
    if (touch.el) touch.el.trigger(event)

    // trigger double tap immediately
    if (touch.isDoubleTap) {
    if (touch.el) touch.el.trigger('doubleTap')
    touch = {}
    }

    // trigger single tap after 250ms of inactivity
    else {
    touchTimeout = setTimeout(function(){
    touchTimeout = null
    if (touch.el) touch.el.trigger('singleTap')
    touch = {}
    }, 250)
    }
    }, 0)
    } else {
    touch = {}
    }
    deltaX = deltaY = 0
    }

    $(document).on(eventMap.up, up)
    .on(eventMap.down, down)
    .on(eventMap.move, move)

    // when the browser window loses focus,
    // for example when a modal dialog is shown,
    // cancel all ongoing events
    $(document).on(eventMap.cancel, cancelAll)

    // scrolling the window indicates intention of the user
    // to scroll, not tap or swipe, so cancel all ongoing events
    $(window).on('scroll', cancelAll)

    initialized = true
    }

    ;['swipe', 'swipeLeft', 'swipeRight', 'swipeUp', 'swipeDown',
    'doubleTap', 'tap', 'singleTap', 'longTap'].forEach(function(eventName){
    $.fn[eventName] = function(callback){ return this.on(eventName, callback) }
    })

    $.touch = { setup: setup }

    $(document).ready(setup)
    })(Zepto)
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  • 原文地址:https://www.cnblogs.com/shangjun6/p/10858433.html
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