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くわツリービュー。あやしいわーるど@上海の投稿をツリーで表示できます。スタック表示の方にもいくつか機能を追加できます。

目前為 2015-01-18 提交的版本,檢視 最新版本

(function() {
/* Zepto v1.1.3 - zepto event ajax selector deferred callbacks - zeptojs.com/license */


var Zepto = (function() {
  var undefined, key, $, classList, emptyArray = [], slice = emptyArray.slice, filter = emptyArray.filter,
    document = window.document,
    elementDisplay = {}, classCache = {},
    cssNumber = { 'column-count': 1, 'columns': 1, 'font-weight': 1, 'line-height': 1,'opacity': 1, 'z-index': 1, 'zoom': 1 },
    fragmentRE = /^\s*<(\w+|!)[^>]*>/,
    singleTagRE = /^<(\w+)\s*\/?>(?:<\/\1>|)$/,
    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.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) { return typeof obj.length == 'number' }

  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-z\d])([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 })
  }

  // `$.zepto.fragment` takes a html string and an optional tag name
  // to generate DOM nodes nodes from the given html string.
  // The generated DOM nodes are returned as an array.
  // This function can be overriden 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. Note that `__proto__` is not supported on Internet
  // Explorer. This method can be overriden in plugins.
  zepto.Z = function(dom, selector) {
    dom = dom || []
    dom.__proto__ = $.fn
    dom.selector = selector || ''
    return dom
  }

  // `$.zepto.isZ` should return `true` if the given object is a Zepto
  // collection. This method can be overriden 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 overriden 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 overriden 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 (isDocument(element) && isSimple && maybeID) ?
      ( (found = element.getElementById(nameOnly)) ? [found] : [] ) :
      (element.nodeType !== 1 && element.nodeType !== 9) ? [] :
      slice.call(
        isSimple && !maybeID ?
          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 = function(parent, node) {
    return parent !== node && parent.contains(node)
  }

  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) {
    var num
    try {
      return value ?
        value == "true" ||
        ( value == "false" ? false :
          value == "null" ? null :
          !/^0/.test(value) && !isNaN(num = Number(value)) ? num :
          /^[\[\{]/.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
  }

  $.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 = { }

  $.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 = {
    // 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,
    indexOf: emptyArray.indexOf,
    concat: emptyArray.concat,

    // `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 (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 node = this[0], collection = false
      if (typeof selector == 'object') collection = $(selector)
      while (node && !(collection ? collection.indexOf(node) >= 0 : zepto.matches(node, selector)))
        node = node !== context && !isDocument(node) && node.parentNode
      return $(node)
    },
    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 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 arguments.length === 0 ?
        (this.length > 0 ? this[0].innerHTML : null) :
        this.each(function(idx){
          var originHtml = this.innerHTML
          $(this).empty().append( funcArg(this, html, idx, originHtml) )
        })
    },
    text: function(text){
      return arguments.length === 0 ?
        (this.length > 0 ? this[0].textContent : null) :
        this.each(function(){ this.textContent = (text === undefined) ? '' : ''+text })
    },
    attr: function(name, value){
      var result
      return (typeof name == 'string' && value === undefined) ?
        (this.length == 0 || this[0].nodeType !== 1 ? undefined :
          (name == 'value' && this[0].nodeName == 'INPUT') ? this.val() :
          (!(result = this[0].getAttribute(name)) && name in this[0]) ? this[0][name] : result
        ) :
        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 && setAttribute(this, name) })
    },
    prop: function(name, value){
      name = propMap[name] || name
      return (value === undefined) ?
        (this[0] && this[0][name]) :
        this.each(function(idx){
          this[name] = funcArg(this, value, idx, this[name])
        })
    },
    data: function(name, value){
      var data = this.attr('data-' + name.replace(capitalRE, '-$1').toLowerCase(), value)
      return data !== null ? deserializeValue(data) : undefined
    },
    val: function(value){
      return arguments.length === 0 ?
        (this[0] && (this[0].multiple ?
           $(this[0]).find('option').filter(function(){ return this.selected }).pluck('value') :
           this[0].value)
        ) :
        this.each(function(idx){
          this.value = funcArg(this, value, idx, this.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==0) return null
      var obj = this[0].getBoundingClientRect()
      return {
        left: obj.left + window.pageXOffset,
        top: obj.top + window.pageYOffset,
        width: Math.round(obj.width),
        height: Math.round(obj.height)
      }
    },
    css: function(property, value){
      if (arguments.length < 2) {
        var element = this[0], computedStyle = getComputedStyle(element, '')
        if(!element) return
        if (typeof property == 'string')
          return element.style[camelize(property)] || computedStyle.getPropertyValue(property)
        else if (isArray(property)) {
          var props = {}
          $.each(isArray(property) ? property: [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($(element)[0]) : this.parent().children().indexOf(this[0])
    },
    hasClass: function(name){
      if (!name) return false
      return emptyArray.some.call(this, function(el){
        return this.test(className(el))
      }, classRE(name))
    },
    addClass: function(name){
      if (!name) return this
      return this.each(function(idx){
        classList = []
        var cls = className(this), newName = funcArg(this, name, idx, cls)
        newName.split(/\s+/g).forEach(function(klass){
          if (!$(this).hasClass(klass)) classList.push(klass)
        }, this)
        classList.length && className(this, cls + (cls ? " " : "") + classList.join(" "))
      })
    },
    removeClass: function(name){
      return this.each(function(idx){
        if (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 key in node.childNodes) traverseNode(node.childNodes[key], 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) {
            argType = type(arg)
            return argType == "object" || argType == "array" || 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

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

          traverseNode(parent.insertBefore(node, target), function(el){
            if (el.nodeName != null && el.nodeName.toUpperCase() === 'SCRIPT' &&
               (!el.type || el.type === 'text/javascript') && !el.src)
              window['eval'].call(window, 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 = $.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) {
    if (isFunction(fn)) {
      var proxyFn = function(){ return fn.apply(context, arguments) }
      proxyFn._zid = zid(fn)
      return proxyFn
    } else if (isString(context)) {
      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$|layer[XY]$)/,
      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
      })

      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 (isFunction(data) || 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(){
      // items in the collection might not be DOM elements
      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 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 callback ?
        this.bind(event, callback) :
        this.trigger(event)
    }
  })

  ;['focus', 'blur'].forEach(function(name) {
    $.fn[name] = function(callback) {
      if (callback) this.bind(name, callback)
      else this.each(function(){
        try { this[name]() }
        catch(e) {}
      })
      return this
    }
  })

  $.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($){
  var jsonpID = 0,
      document = window.document,
      key,
      name,
      rscript = /<script\b[^<]*(?:(?!<\/script>)<[^<]*)*<\/script>/gi,
      scriptTypeRE = /^(?:text|application)\/javascript/i,
      xmlTypeRE = /^(?:text|application)\/xml/i,
      jsonType = 'application/json',
      htmlType = 'text/html',
      blankRE = /^\s*$/

  // 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)
  }

  // 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) || ('jsonp' + (++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
  }

  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'))
      options.url = appendQuery(options.url, options.data), options.data = undefined
  }

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

    ajaxStart(settings)

    if (!settings.crossDomain) settings.crossDomain = /^([\w-]+:)?\/\/([^\/]+)/.test(settings.url) &&
      RegExp.$2 != window.location.host

    if (!settings.url) settings.url = window.location.toString()
    serializeData(settings)
    if (settings.cache === false) settings.url = appendQuery(settings.url, '_=' + Date.now())

    var dataType = settings.dataType, hasPlaceholder = /\?.+=\?/.test(settings.url)
    if (dataType == 'jsonp' || hasPlaceholder) {
      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'))
          result = xhr.responseText

          try {
            // http://perfectionkills.com/global-eval-what-are-the-options/
            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) ajaxError(error, 'parsererror', xhr, settings, deferred)
          else 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
    }

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

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

    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(k, v){ this.push(escape(k) + '=' + escape(v)) }
    serialize(params, obj, traditional)
    return params.join('&').replace(/%20/g, '+')
  }
})(Zepto)

;(function($){
  var zepto = $.zepto, oldQsa = zepto.qsa, oldMatches = zepto.matches

  function visible(elem){
    elem = $(elem)
    return !!(elem.width() || elem.height()) && elem.css("display") !== "none"
  }

  // Implements a subset from:
  // http://api.jquery.com/category/selectors/jquery-selector-extensions/
  //
  // Each filter function receives the current index, all nodes in the
  // considered set, and a value if there were parentheses. The value
  // of `this` is the node currently being considered. The function returns the
  // resulting node(s), null, or undefined.
  //
  // Complex selectors are not supported:
  //   li:has(label:contains("foo")) + li:has(label:contains("bar"))
  //   ul.inner:first > li
  var filters = $.expr[':'] = {
    visible:  function(){ if (visible(this)) return this },
    hidden:   function(){ if (!visible(this)) return this },
    selected: function(){ if (this.selected) return this },
    checked:  function(){ if (this.checked) return this },
    parent:   function(){ return this.parentNode },
    first:    function(idx){ if (idx === 0) return this },
    last:     function(idx, nodes){ if (idx === nodes.length - 1) return this },
    eq:       function(idx, _, value){ if (idx === value) return this },
    contains: function(idx, _, text){ if ($(this).text().indexOf(text) > -1) return this },
    has:      function(idx, _, sel){ if (zepto.qsa(this, sel).length) return this }
  }

  var filterRe = new RegExp('(.*):(\\w+)(?:\\(([^)]+)\\))?$\\s*'),
      childRe  = /^\s*>/,
      classTag = 'Zepto' + (+new Date())

  function process(sel, fn) {
    // quote the hash in `a[href^=#]` expression
    sel = sel.replace(/=#\]/g, '="#"]')
    var filter, arg, match = filterRe.exec(sel)
    if (match && match[2] in filters) {
      filter = filters[match[2]], arg = match[3]
      sel = match[1]
      if (arg) {
        var num = Number(arg)
        if (isNaN(num)) arg = arg.replace(/^["']|["']$/g, '')
        else arg = num
      }
    }
    return fn(sel, filter, arg)
  }

  zepto.qsa = function(node, selector) {
    return process(selector, function(sel, filter, arg){
      try {
        var taggedParent
        if (!sel && filter) sel = '*'
        else if (childRe.test(sel))
          // support "> *" child queries by tagging the parent node with a
          // unique class and prepending that classname onto the selector
          taggedParent = $(node).addClass(classTag), sel = '.'+classTag+' '+sel

        var nodes = oldQsa(node, sel)
      } catch(e) {
        console.error('error performing selector: %o', selector)
        throw e
      } finally {
        if (taggedParent) taggedParent.removeClass(classTag)
      }
      return !filter ? nodes :
        zepto.uniq($.map(nodes, function(n, i){ return filter.call(n, i, nodes, arg) }))
    })
  }

  zepto.matches = function(node, selector){
    return process(selector, function(sel, filter, arg){
      return (!sel || oldMatches(node, sel)) &&
        (!filter || filter.call(node, null, arg) === node)
    })
  }
})(Zepto)

;(function($){
  var slice = Array.prototype.slice

  function Deferred(func) {
    var tuples = [
          // action, add listener, listener list, final state
          [ "resolve", "done", $.Callbacks({once:1, memory:1}), "resolved" ],
          [ "reject", "fail", $.Callbacks({once:1, memory:1}), "rejected" ],
          [ "notify", "progress", $.Callbacks({memory:1}) ]
        ],
        state = "pending",
        promise = {
          state: function() {
            return state
          },
          always: function() {
            deferred.done(arguments).fail(arguments)
            return this
          },
          then: function(/* fnDone [, fnFailed [, fnProgress]] */) {
            var fns = arguments
            return Deferred(function(defer){
              $.each(tuples, function(i, tuple){
                var fn = $.isFunction(fns[i]) && fns[i]
                deferred[tuple[1]](function(){
                  var returned = fn && fn.apply(this, arguments)
                  if (returned && $.isFunction(returned.promise)) {
                    returned.promise()
                      .done(defer.resolve)
                      .fail(defer.reject)
                      .progress(defer.notify)
                  } else {
                    var context = this === promise ? defer.promise() : this,
                        values = fn ? [returned] : arguments
                    defer[tuple[0] + "With"](context, values)
                  }
                })
              })
              fns = null
            }).promise()
          },

          promise: function(obj) {
            return obj != null ? $.extend( obj, promise ) : promise
          }
        },
        deferred = {}

    $.each(tuples, function(i, tuple){
      var list = tuple[2],
          stateString = tuple[3]

      promise[tuple[1]] = list.add

      if (stateString) {
        list.add(function(){
          state = stateString
        }, tuples[i^1][2].disable, tuples[2][2].lock)
      }

      deferred[tuple[0]] = function(){
        deferred[tuple[0] + "With"](this === deferred ? promise : this, arguments)
        return this
      }
      deferred[tuple[0] + "With"] = list.fireWith
    })

    promise.promise(deferred)
    if (func) func.call(deferred, deferred)
    return deferred
  }

  $.when = function(sub) {
    var resolveValues = slice.call(arguments),
        len = resolveValues.length,
        i = 0,
        remain = len !== 1 || (sub && $.isFunction(sub.promise)) ? len : 0,
        deferred = remain === 1 ? sub : Deferred(),
        progressValues, progressContexts, resolveContexts,
        updateFn = function(i, ctx, val){
          return function(value){
            ctx[i] = this
            val[i] = arguments.length > 1 ? slice.call(arguments) : value
            if (val === progressValues) {
              deferred.notifyWith(ctx, val)
            } else if (!(--remain)) {
              deferred.resolveWith(ctx, val)
            }
          }
        }

    if (len > 1) {
      progressValues = new Array(len)
      progressContexts = new Array(len)
      resolveContexts = new Array(len)
      for ( ; i < len; ++i ) {
        if (resolveValues[i] && $.isFunction(resolveValues[i].promise)) {
          resolveValues[i].promise()
            .done(updateFn(i, resolveContexts, resolveValues))
            .fail(deferred.reject)
            .progress(updateFn(i, progressContexts, progressValues))
        } else {
          --remain
        }
      }
    }
    if (!remain) deferred.resolveWith(resolveContexts, resolveValues)
    return deferred.promise()
  }

  $.Deferred = Deferred
})(Zepto)

;(function($){
  // Create a collection of callbacks to be fired in a sequence, with configurable behaviour
  // Option flags:
  //   - once: Callbacks fired at most one time.
  //   - memory: Remember the most recent context and arguments
  //   - stopOnFalse: Cease iterating over callback list
  //   - unique: Permit adding at most one instance of the same callback
  $.Callbacks = function(options) {
    options = $.extend({}, options)

    var memory, // Last fire value (for non-forgettable lists)
        fired,  // Flag to know if list was already fired
        firing, // Flag to know if list is currently firing
        firingStart, // First callback to fire (used internally by add and fireWith)
        firingLength, // End of the loop when firing
        firingIndex, // Index of currently firing callback (modified by remove if needed)
        list = [], // Actual callback list
        stack = !options.once && [], // Stack of fire calls for repeatable lists
        fire = function(data) {
          memory = options.memory && data
          fired = true
          firingIndex = firingStart || 0
          firingStart = 0
          firingLength = list.length
          firing = true
          for ( ; list && firingIndex < firingLength ; ++firingIndex ) {
            if (list[firingIndex].apply(data[0], data[1]) === false && options.stopOnFalse) {
              memory = false
              break
            }
          }
          firing = false
          if (list) {
            if (stack) stack.length && fire(stack.shift())
            else if (memory) list.length = 0
            else Callbacks.disable()
          }
        },

        Callbacks = {
          add: function() {
            if (list) {
              var start = list.length,
                  add = function(args) {
                    $.each(args, function(_, arg){
                      if (typeof arg === "function") {
                        if (!options.unique || !Callbacks.has(arg)) list.push(arg)
                      }
                      else if (arg && arg.length && typeof arg !== 'string') add(arg)
                    })
                  }
              add(arguments)
              if (firing) firingLength = list.length
              else if (memory) {
                firingStart = start
                fire(memory)
              }
            }
            return this
          },
          remove: function() {
            if (list) {
              $.each(arguments, function(_, arg){
                var index
                while ((index = $.inArray(arg, list, index)) > -1) {
                  list.splice(index, 1)
                  // Handle firing indexes
                  if (firing) {
                    if (index <= firingLength) --firingLength
                    if (index <= firingIndex) --firingIndex
                  }
                }
              })
            }
            return this
          },
          has: function(fn) {
            return !!(list && (fn ? $.inArray(fn, list) > -1 : list.length))
          },
          empty: function() {
            firingLength = list.length = 0
            return this
          },
          disable: function() {
            list = stack = memory = undefined
            return this
          },
          disabled: function() {
            return !list
          },
          lock: function() {
            stack = undefined;
            if (!memory) Callbacks.disable()
            return this
          },
          locked: function() {
            return !stack
          },
          fireWith: function(context, args) {
            if (list && (!fired || stack)) {
              args = args || []
              args = [context, args.slice ? args.slice() : args]
              if (firing) stack.push(args)
              else fire(args)
            }
            return this
          },
          fire: function() {
            return Callbacks.fireWith(this, arguments)
          },
          fired: function() {
            return !!fired
          }
        }

    return Callbacks
  }
})(Zepto)
;
$.expr[":"].input = function() {
	if (/^(?:INPUT|SELECT|TEXTAREA)$/.test(this.nodeName)) {
		return this;
	}
};
$.ajaxSettings.dataType = "html";
$.ajaxSettings.accepts.html = "text/html; charset=windows-31j";

var Env = (function() {
	var IS_CHROME = typeof chrome === 'object' && chrome.extension;
	return {
		IS_CHROME: IS_CHROME,
		IS_GM: typeof GM_setValue === "function",
		IS_FIREFOX: typeof InstallTrigger !== 'undefined',
		IS_LOCAL: location.protocol === "file:",
		storage: IS_CHROME && chrome.storage.local,
	};
})();

var ConfigMethods = {
	addID: function(type, id) {
		var target = "vanished" + type + "IDs";
		Config.get(target, function(ids) {
			ids = Array.isArray(ids) ? ids : [];
			if (ids.indexOf(id) === -1) {
				ids.push(id);
				ids.sort(function(l, r) {
					return +r - l;
				});
				this.vanishedMessageIDs = ids;
				Config.set(target, ids);
			}
		}.bind(this));
	},
	removeID: function(type, id) {
		var target = "vanished" + type + "IDs";
		Config.get(target, function(ids) {
			ids = Array.isArray(ids) ? ids : [];
			var index = ids.indexOf(id);
			if (index !== -1) {
				ids.splice(index, 1);
				this.vanishedMessageIDs = ids;
				if (ids.length) {
					Config.set(target, ids);
				} else {
					Config.remove(target);
				}
			}
		}.bind(this));
	},
	clearIDs: function(type) {
		var target = "vanished" + type + "IDs";
		Config.remove(target);
		this[target] = [];
	},

	/** @param {String} id */
	addVanishedMessage: function(id) {
		this.addID("Message", id);
	},
	removeVanishedMessage: function(id) {
		this.removeID("Message", id);
	},
	clearVanishedMessageIDs: function() {
		this.clearIDs("Message");
	},

	/** @param {String} id */
	addVanishedThread: function(id) {
		this.addID("Thread", id);
	},
	removeVanishedThread: function(id) {
		this.removeID("Thread", id);
	},
	clearVanishedThreadIDs: function() {
		this.clearIDs("Thread");
	},
	clearVanish: function() {
		this.clearVanishedMessageIDs();
		this.clearVanishedThreadIDs();
	},
	clear: function() {
		Config.clear();
		$.extend(true, this, Config.prototype, ConfigMethods);
	},

	isTreeView: function() {
		return this.viewMode === "t";
	}
};

function Config() {
	Config.load(this);
	// version 10
	Config.get("useVanishMessag#e", function(typo) {
		if (typo != null) {
			Config.set("useVanishMessage", typo);
			this.useVanishMessage = typo;
			Config.remove("useVanishMessag#e");
		}
	}.bind(this));
}

Config.prototype = {
	treeMode: "tree-mode-ascii",
	thumbnail: true,
	thumbnailPopup: true,
	popupAny: false,
	popupMaxWidth: "",
	popupMaxHeight: "",
	popupMode: "center",
	popupBestFit: true,
	threadOrder: "ascending",
	NGHandle: "",
	NGWord: "",
	useNG: true,
	NGCheckMode: false,
	spacingBetweenMessages: Env.IS_LOCAL,
	useVanishThread: true,
	vanishedThreadIDs: [], //扱い注意
	utterlyVanishNGThread: false,
	useVanishMessage: Env.IS_LOCAL,
	vanishedMessageIDs: [],
	vanishMessageAggressive: false,
	utterlyVanishMessage: false,
	utterlyVanishNGStack: false,
	deleteOriginal: !Env.IS_LOCAL,
	zero: true,
	accesskeyReload: "R",
	accesskeyV: "",
	fc2: true,
	keyboardNavigation: false,
	keyboardNavigationOffsetTop: "200",
	viewMode: "t",
	css: "",
	linkAnimation: true,
	shouki: true,
	closeResWindow: false,
	maxLine: Env.IS_LOCAL ? "4" : "",
	openLinkInNewTab: Env.IS_LOCAL,
	characterEntity: true,
};
Config.load = function(config) {
	var i, keys, key, value;
	if (Env.IS_GM) {
		keys = Object.keys(Config.prototype);
		i = keys.length;
		while (i--) {
			key = keys[i];
			value = JSON.parse(GM_getValue(key, "null"));
			if (value !== null) {
				config[key] = value;
			}
		}
	} else {
		i = localStorage.length;
		while (i--) {
			key = localStorage.key(i);
			if (Config.prototype.hasOwnProperty(key)) {
				value = JSON.parse(localStorage.getItem(key));
				if (value !== null) {
					config[key] = value;
				}
			}
		}
	}
};
Config.init = function() {
	function resolve(data) {
		function doResolve() {
			dfd.resolve($.extend(data, ConfigMethods));
		}
		if (Env.IS_LOCAL && window.chrome) {
			setTimeout(doResolve, 200);
		} else {
			doResolve();
		}
	}
	var dfd = $.Deferred();

	if (Env.IS_CHROME) {
		Env.storage.get(Config.prototype, resolve);
	} else {
		resolve(new Config());
	}

	return dfd.promise();
};
Config.remove = function(key) {
	if (Env.IS_GM) {
		GM_deleteValue(key);
	} else if (Env.IS_CHROME) {
		Env.storage.remove(key);
	} else {
		localStorage.removeItem(key);
	}
};
Config.set = function(key, value) {
	var json = JSON.stringify(value);
	if (Env.IS_GM) {
		GM_setValue(key, json);
	} else if (Env.IS_CHROME) {
		var item = {};
		item[key] = value;
		Env.storage.set(item);
	} else {
		localStorage.setItem(key, json);
	}
};
Config.setAll = function(items) {
	if (Env.IS_CHROME) {
		Env.storage.set(items);
	} else {
		for (var key in items) {
			Config.set(key, items[key]);
		}
	}
};
Config.clear = function() {
	var keys, i, key;
	if (Env.IS_GM) {
		keys = Object.keys(Config.prototype);
		for (i = 0, key = null; key = keys[i]; i++) {
			GM_deleteValue(key);
		}
	} else if (Env.IS_CHROME) {
		Env.storage.clear();
	} else {
		i = localStorage.length;
		while (i--) {
			key = localStorage.key(i);
			if (Config.prototype.hasOwnProperty(key)) {
				localStorage.removeItem(key);
			}
		}
	}
};
Config.get = function(key, fun) {
	if (Env.IS_GM) {
		fun(JSON.parse(GM_getValue(key, "null")));
	} else if (Env.IS_CHROME) {
		Env.storage.get(key, function(item) {
			fun(item[key]);
		});
	} else {
		fun(JSON.parse(localStorage.getItem(key)));
	}
};
Config.promise = Config.init();

function ConfigController(item) {
	this.item = item;
	var el = document.createElement("form");
	el.id = "config";
	this.$el = $(el);

	var events = [
		"save",
		"clear",
		"close",
		"clearVanishThread",
		"clearVanishMessage",
		"addToNGWord",
	];
	for (var i = events.length - 1; i >=0; i--) {
		var event = events[i];
		this.$el.on("click", "#" + event, this[event].bind(this));
	}

	this.$el.on('keyup', '#quote-input', this.quotemeta.bind(this));

	this.render();
	return el;
}
ConfigController.prototype = {
	$: function(selector) {
		return $(selector, this.$el);
	},
	render: function() {
		this.$el.append(this.template());
		if (Env.IS_CHROME) {
			this.$("#close").remove();
		}
		this.restore();
	},
	template: function() {
		return '<style type="text/css">\
			<!--\
				li {\
					list-style-type: none;\
				}\
				#configInfo {\
					font-weight: bold;\
					font-style: italic;\
				}\
				legend + ul {\
					margin: 0 0 0 0;\
				}\
			-->\
			</style>\
			<fieldset>\
				<legend>設定</legend>\
				<fieldset>\
					<legend>表示</legend>\
					<ul>\
						<li><label><input type="radio" name="viewMode" value="t"/>ツリー表示</label></li>\
						<li><label><input type="radio" name="viewMode" value="s"/>スタック表示</label> <em> 対応していない機能もあります</em></li>\
					</ul>\
				</fieldset>\
				<fieldset>\
					<legend>共通</legend>\
					<ul>\
						<li><label><input type="checkbox" name="zero"/>常に0件リロード</label><em>(チェックを外しても「表示件数」は0のままなので手動で直してね)</em></li>\
						<li><label>未読リロードに使うアクセスキー<input type="text" name="accesskeyReload" size="1" /></label></li>\
						<li><label>内容欄へのアクセスキー<input type="text" name="accesskeyV" size="1" /></label></li>\
						<li><label><input type="checkbox" name="fc2"/>fc2とamebaを直接開けるようにする(リファラーを送らない)</label><em>opera12以外</em></li>\
						<li><label><input type="checkbox" name="keyboardNavigation"/>jkで移動、rでレス窓開く</label><em><a href="https://greasyfork.org/scripts/1971-tree-view-for-qwerty#keyboardNavigation">chrome以外の人は説明を読む</a></em></li>\
						<ul>\
							<li><label>上から<input type="text" name="keyboardNavigationOffsetTop" size="4" />pxの位置に合わせる</label></li>\
						</ul>\
						<li><label><input type="checkbox" name="closeResWindow"/>書き込み完了した窓を閉じる</label> <em><a href="https://greasyfork.org/scripts/1971-tree-view-for-qwerty#close-tab-in-firefox">firefoxは説明を読むこと</a></em><li>\
						<li><label><input type="checkbox" name="openLinkInNewTab"/>target属性の付いたリンクを常に新しいタブで開く</label></li>\
					</ul>\
				</fieldset>\
				<fieldset>\
					<legend>ツリーのみ</legend>\
						<ul style="display:inline-block">\
							<li><label><input type="checkbox" name="deleteOriginal"/>ツリー表示のとき、元の投稿を非表示にする</label></li>\
							<li>スレッドの表示順\
								<ul>\
									<li><label><input type="radio" name="threadOrder" value="ascending"/>古→新</label></li>\
									<li><label><input type="radio" name="threadOrder" value="descending"/>新→古</label></li>\
								</ul>\
							</li>\
							<li>ツリーの表示に使うのは\
								<ul>\
									<li><label><input type="radio" name="treeMode" value="tree-mode-css"/>CSS</label></li>\
									<li><label><input type="radio" name="treeMode" value="tree-mode-ascii"/>文字</label></li>\
								</ul>\
							</li>\
							<li><label><input type="checkbox" name="spacingBetweenMessages"/>記事の間隔を開ける</label></li>\
							<li><label><input type="text" name="maxLine" size="2" />行以上は省略する</label></li>\
							<li><label><input type="checkbox" name="characterEntity"/>数値文字参照を展開</label> <em>(&#数字;が置き換わる)</em></li>\
						</ul>\
					</ul>\
				<fieldset style="display:inline-block">\
					<legend>非表示設定</legend>\
					<ul>\
						<li><label><input type="checkbox" name="useVanishThread"/>スレッド非表示機能を使う</label><li>\
						<ul>\
							<li><span id="vanishedThreadIDs"></span>個のスレッドを非表示中<input type="button" value="クリア" id="clearVanishThread" /></li>\
							<li><label><input type="checkbox" name="utterlyVanishNGThread"/>完全に非表示</label></li>\
						</ul>\
					</ul>\
					<ul>\
						<li><label><input type="checkbox" name="useVanishMessage"/>投稿非表示機能を使う</label> <em>使う前に<a href="https://greasyfork.org/scripts/1971-tree-view-for-qwerty#vanish">投稿非表示機能の注意点</a>を読むこと。</em><li>\
						<ul>\
							<li><span id="vanishedMessageIDs"></span>個の投稿を非表示中<input type="button" value="クリア" id="clearVanishMessage" /></li>\
							<li><label><input type="checkbox" name="utterlyVanishMessage"/>完全に非表示</label></li>\
							<li><label><input type="checkbox" name="vanishMessageAggressive"/>パラノイア</label></li>\
						<ul>\
					<ul>\
				</fieldset>\
				</fieldset>\
				</ul>\
				<fieldset>\
					<legend>画像</legend>\
					<ul>\
						<li>\
							<label><input type="checkbox" name="thumbnail"/>小町と退避の画像のサムネイルを表示</label>\
							<ul>\
								<li>\
									<label><input type="checkbox" name="thumbnailPopup"/>ポップアップ表示</label>\
									<ul>\
										<li><label>最大幅:<input type="text" name="popupMaxWidth" size="5" />px </label><label>最大高:<input type="text" name="popupMaxHeight" size="5" />px <em>空欄で原寸表示</em></label></li>\
										<li><label><input type="radio" name="popupMode" value="followMouse"/>マウスを追う</label></li>\
										<li><label><input type="radio" name="popupMode" value="notFollowMouse"/>マウスを追わず、マウスの側に表示</label></li>\
										<li><label><input type="radio" name="popupMode" value="center"/>マウスを追わず、画面中央に表示</label></li>\
										<ul>\
											<li><label><input type="checkbox" name="popupBestFit"/>最大幅高未設定時にポップアップを画面サイズに合わせる</label><em>「画面中央に表示」の時のみ</em></li>\
										</ul>\
									</ul>\
								</li>\
								<li><label><input type="checkbox" name="linkAnimation"/>描画アニメがある場合にリンクする</label></li>\
								<li><label><input type="checkbox" name="shouki"/>詳希(;゚Д゚)</label></li>\
							</ul>\
						</li>\
						<li><label><input type="checkbox" name="popupAny"/>小町と退避以外の画像もポップアップ</label></li>\
					</ul>\
				</fieldset>\
				<fieldset>\
					<legend>NGワード</legend>\
					<ul>\
						<li><label><input type="checkbox" name="useNG"/>NGワードを使う</label>\
						<p>指定には正規表現を使う。以下簡易説明。複数指定するには|(縦棒)で"区切る"(先頭や末尾につけてはいけない)。()?*+[]{}^$.の前には\\を付ける。</p>\
						<li><table>\
							<tr>\
								<td><label for="NGHandle">ハンドル</label>\
								<td><input id="NGHandle" type="text" name="NGHandle" size="30"/><em>投稿者とメールと題名</em>\
							<tr>\
								<td><label for="NGWord">本文</label>\
								<td><input id="NGWord" type="text" name="NGWord" size="30"/>\
							<tr><td><td><input id="quote-input" type="text" size="15" value=""> よく分からん人はここにNGワードを一つづつ入力して追加ボタンだ\
							<tr><td><td><input id="quote-output" type="text" size="15" readonly><input type="button" id="addToNGWord" value="本文に追加">\
						</table>\
						<li><label><input type="checkbox" name="NGCheckMode"/>NGワードを含む投稿を畳まない</label>\
						<li><label><input type="checkbox" name="utterlyVanishNGStack"/>スタック表示時に完全非表示</label>\
					</ul>\
				</fieldset>\
				<p>\
					<label>追加CSS<br><textarea name="css" cols="70" rows="5"></textarea></label>\
				</p>\
				<p>\
					<input type="submit" id="save" accesskey="s" value="保存(s)"/>\
					<input type="button" id="clear" style="float:right" value="デフォルトに戻す"/>\
					<input type="button" id="close" accesskey="c" value="閉じる(c)"/>\
					<span id="configInfo"></span>\
				</p>\
			</fieldset>';
	},
	quotemeta: function() {
		var output = this.$('#quote-output');
		var input = this.$('#quote-input');
		output.val(ConfigController.quotemeta(input.val()));
	},
	addToNGWord: function() {
		var output = this.$('#quote-output').val();
		if (!output.length) {
			return;
		}
		var word = this.$('#NGWord').val();
		if (word.length) {
			output = word + '|' + output;
		}
		this.$('#NGWord').val(output);
		this.$('#quote-output, #quote-input').val('');
	},
	save: function() {
		var items = {}, config = this.item;
		this.$(":input").each(function() {
			if (!this.name) {
				return;
			}
			var k = this.name, v = null;
			switch (this.type) {
				case "radio":
					if (this.checked) {
						v = this.value;
					}
					break;
				case "text":
				case "textarea":
					v = this.value;
					break;
				case "checkbox":
					v = this.checked;
					break;
			}
			if (v !== null) {
				config[k] = v;
				items[k] = v;
			}
		});
		Config.setAll(items);

		this.info("保存しました。");
		return false;
	},

	clear: function() {
		this.item.clear();
		this.restore();
		this.info("デフォルトに戻しました。");
	},

	close: function() {
		this.$el.remove();
		$(window).scrollTop(0);
	},

	clearVanishThread: function() {
		this.item.clearVanishedThreadIDs();
		this.$("#vanishedThreadIDs").text(0);
		this.info("非表示に設定されていたスレッドを解除しました。");
	},

	clearVanishMessage: function() {
		this.item.clearVanishedMessageIDs();
		this.$("#vanishedMessageIDs").text(0);
		this.info("非表示に設定されていた投稿を解除しました。");
	},

	info: function(text) {
		clearTimeout(this.id);
		var $info = this.$("#configInfo");
		$info.text(text);
		this.id = setTimeout(function() {
			$info.empty();
		}, 5000);
	},

	restore: function restore() {
		var config = this.item;
		this.$("#vanishedThreadIDs").text(config.vanishedThreadIDs.length);
		this.$("#vanishedMessageIDs").text(config.vanishedMessageIDs.length);

		this.$el.find(":input").each(function() {
			if (!this.name) {
				return;
			}
			switch (this.type) {
				case "radio":
					this.checked = config[this.name] === this.value;
					break;
				case "text":
				case "textarea":
					$(this).val(config[this.name]);
					break;
				case "checkbox":
					this.checked = config[this.name];
					break;
			}
		});
	}

};
ConfigController.quotemeta = function(str) {
	return (str + '').replace(/([()[\]{}|*+.^$?\\])/g, "\\$1");
};
;
if (!String.prototype.startsWith) {
	String.prototype.startsWith = function(start) {
		return this.lastIndexOf(start, 0) === 0;
	};
}
if (!String.prototype.endsWith) {
	Object.defineProperty(String.prototype, 'endsWith', {
		value: function (searchString, position) {
			var subjectString = this.toString();
			if (position === undefined || position > subjectString.length) {
				position = subjectString.length;
			}
			position -= searchString.length;
			var lastIndex = subjectString.indexOf(searchString, position);
			return lastIndex !== -1 && lastIndex === position;
		}
	});
}
if (!String.prototype.trimRight) {
	String.prototype.trimRight = function() {
		return this.replace(/\s+$/, "");
	};
}
if (!Date.prototype.toLocaleFormat) {
	Date.prototype.toLocaleFormat = function(format) {
		return format
			.replace(/%Y/, this.getFullYear())
			.replace(/%m/, ("0" + (this.getMonth() + 1)).slice(-2))
			.replace(/%d/, ("0" + this.getDate()).slice(-2));
	};
}

function identity(x) {
	return x;
}

function compose(/* f1, f2, ..., fn */) {
	var fns = arguments,
	length = arguments.length;
	return function() {
		var args = arguments, i = length;
		while (--i >= 0) {
			args = [fns[i].apply(this, args)];
		}
		return args[0];
	};
}

function curry2(fn) {
	return function(first) {
		return function(second) {
			return fn(first, second);
		};
	};
}

function curry3(fn) {
	return function(first) {
		return function(second) {
			return function(third) {
				return fn(first, second, third);
			};
		};
	};
}

function actions(acts, done) {
	return function(seed) {
		var initialState = { values: [], state: seed };

		var state = acts.reduce(function(state, action) {
			var result = action(state.state);
			var values = state.values.concat(result.value);
			return { values: values, state: result.state };
		}, initialState);

		var values = state.values.filter(function (value) {
			return value !== undefined;
		});

		return done(values, state.state);
	};
}

function doWhen(condition, action) {
	return condition ? action(): undefined;
}

function Post(id) {
	this.id = id;

	this.parent = null; // {Post}
	this.child = null; // {Post}
	this.next = null; // {Post}
}
Post.fetchFromRemote = function(q, f) {
	var now = Date.now();
	var ONE_DAY = 24 * 60 * 60 * 1000;
	var beforeDates = [];
	var afterDates = [];
	var target = afterDates;
	var tmp = location.search.match(/ff=(\d{4})(\d{2})(\d{2})\.dat$/);
	var beforecontainers = [];
	var aftercontainers = [];
	var y = +tmp[1];
	var m = +tmp[2] - 1;
	var d = +tmp[3];

	function getDate(number) {
		return new Date(now - number * ONE_DAY);
	}

	function isReferenceDate(date) {
		return date.getDate() === d && date.getMonth() === m && date.getFullYear() === y;
	}

	function getLog(date) {
		var url = location.href.replace(/ff=\d+\.dat(?=$|#)/, date.toLocaleFormat('ff=%Y%m%d.dat'));
		return $.get(url).then(wrapWithDiv).then(function(container) {
			return {container: container, date: date};
		});
	}

	function hasOP(container) {
		return container.querySelector('a[name="' + q.s + '"]');
	}

	for (var i = 0; i < 7; i++) {
		var date = getDate(i);

		if (isReferenceDate(date)) {
			target = beforeDates;
		} else {
			target.push(date);
		}
	}

	var after = afterDates.map(getLog).reduce(function(sequence, logPromise) {
		return sequence.then(function() {
			return logPromise;
		}).then(function(data) {
			aftercontainers.push(data);
		});
	}, $.Deferred().resolve());

	var before = beforeDates.reduce(function(sequence, date) {
		return sequence.then(function(done) {
			if (done) {
				return done;
			}
			return getLog(date).then(function(data) {
				beforecontainers.push(data);
				return hasOP(data.container);
			});
		});
	}, $.Deferred().resolve(hasOP(f)));

	return $.when(before, after).then(function() {
		return {befores: beforecontainers, afters: aftercontainers};
	}).promise();
};
Post.makePosts = function(context) {
	var posts = [];
	var as = context.querySelectorAll("a[name]");

	for (var i = 0, len = as.length; i < len; i++) {
		var a = as[i];
		var post = new Post(a.name);
		posts.push(post);

		var header = a.nextElementSibling;

		post.title = header.firstChild.innerHTML;
		var named = header.nextElementSibling;
		post.name = named.innerHTML;

		var info = named.nextElementSibling;
		post.date = info.firstChild.nodeValue.trim().slice(4);//「投稿日:」削除
		post.resUrl = info.firstElementChild.href;
		post.threadUrl = info.lastElementChild.href;
		post.threadId = /&s=([^&]+)/.exec(post.threadUrl)[1];
		if (info.childElementCount === 3) {
			post.posterUrl = info.firstElementChild.nextElementSibling.href;
		} else {
			post.posterUrl = null;
		}

		var text = info.nextElementSibling.firstElementChild.innerHTML;

		text = text.replace(/<\/?font[^>]*>/ig, "")
			.replace(/\r\n?/g, "\n")
			.slice(0, -1);

		if (text.indexOf("&lt;A") > -1) {
			text = text.replace(
				//        "       </A>
				//firefox %22    %3C\/A%3E
				//chrome  &quot; &lt;\/A&gt;
				//opera   &quot; <\/A>
				/&lt;A href="<a href="(.*)(?:%22|&quot;)" target="link">\1"<\/a> target="link"&gt;<a href="\1(?:%3C\/A%3E|&lt;\/A&gt;|<\/A>)" target="link">\1&lt;\/A&gt;<\/a>/g,
				'<a href="$1" target="link">$1</a>'
			);
		}

		post.text = text;

		var reference = /\n\n<a href="(?:h[^"]+&amp;s=|#)(\d+)[^"]*">参考:([^<]+)<\/a>$/.exec(text);
		if (reference) {
			post.parentId = reference[1];
			post.parentDate  = reference[2];
			text = text.slice(0, reference.index);
		} else {
			post.parentId = null;
			post.parentDate  = null;
		}

		var url = /\n\n<[^<]+<\/a>$/.exec(text);
		if (url) {
			text = text.slice(0, url.index);
		}
		if (text.indexOf("<") === -1 && text.indexOf(":") > -1) {
			post.text = text.replace(/(?:https?|ftp|gopher|telnet|whois|news):\/\/[\x21-\x7e]+/g, '<a href="$&" target="link">$&</a>') +
				(url ? url[0] : "") + (reference ? reference[0] : "");
		}
	}
	if (posts.length >= 2 && (+posts[0].id) < (+posts[1].id)) {
		posts.reverse();
	}

	return posts;
};
Post.byID = function(l, r) {
	return +l.id - +r.id;
};
Post.prototype = {
	id: "", // {string} /^\d+$/
	title: " ", // {string}
	name: " ", // {string}
	date: "", // {string}
	resUrl: "", // {string}
	threadUrl: "", // {string}
	threadId: "", // {string}
	posterUrl: "", // {string}
	parentId: null, // {(string|null|undefined}} null: 親なし, undefined: 不明, everything else: ID 今は数字のみ受け付ける
	parentDate: "", // {string}
	text: "", // {string}

	showAll: false, // {boolean}
	rejectLevel: 0, // {number}
	isRead: false, // {boolean}

	isOP: function() {
		return this.id === this.threadId;
	},
	getText: function() {
		if (this.parentId) {
			return this.text.slice(0, this.text.lastIndexOf("\n\n"));//参考と空行を除去
		}

		return this.text;
	},
	getQuotedText: function() {
		var lines = this.text
			.replace(/&gt; &gt;.*\n/g, "")
			//target属性がないのは参考リンクのみ
			.replace(/<a href="[^"]+">参考:.*<\/a>/i, "")
			.replace(
				/<a href="[^"]+" target="link">([^<]+)<\/a>/ig,       //<A href=¥S+ target=¥"link¥">(¥S+)<¥/A>
				this.delinkify
			)
			.replace(/\n/g, "\n&gt; ");
		lines = ("&gt; " + lines + "\n")
			.replace(/\n&gt;[ \n\r\f\t]+\n/g, "\n")
			.replace(/\n&gt;[ \n\r\f\t]+\n$/, "\n");
		return lines;
	},
	delinkify: function(str, p1) {
		if (/(?:https?|ftp|gopher|telnet|whois|news):\/\/[\x21-\x7e]+/.test(p1)) {
			return str;
		} else {
			return p1;
		}
	},
	makeParentText: function() {
		var text = this.text
			.replace(/^&gt; (.*\n?)|^.*\n?/mg, "$1")
			.replace(/\n$/, "")
			.replace(/^[ \n\r\f\t]*$/mg, "$&\n$&");

		//TODO 引用と本文の間に一行開ける
		//text = text.replace(/((?:&gt; .*\n)+)(.+)/, "$1\n$2"); //replace(/^(?!&gt; )/m, "\n$&");

		return text;// + "\n\n";
	},
	hasQuote: function() {
		return (/^&gt; /m).test(this.text);
	},
	mayHaveParent: function() {
		return this.isRead && !this.isOP() && this.hasQuote();
	}
};

var ImaginaryPostProperties = {
	text: {
		get: function() {
			var text, child = this.child;
			if (child.next) {
				var counter = {}, max = 0, candidate;
				do {
					candidate = child.makeParentText();
					counter[candidate] = ++counter[candidate] || 1;
					if (child.getText().replace(/^&gt; .*/mg, "").trim() !== "") {
						counter[candidate] += 2;
					}
				} while (child = child.next);

				for (candidate in counter) {
					var number = counter[candidate];
					if (max < number) {
						max = +number;
						text = candidate;
					}
				}
			} else {
				text = child.makeParentText();
			}
			return Object.defineProperty(this, "text", {value: text}).text;
		}
	},
	getText: {
		value: function() {
			return this.text;
		}
	},
	isRead: {
		value: true
	}
};

function MergedPost(id, child) {
	this.id = id;
	this.name = child.title.replace(/^>/, "");
	this.date = child.parentDate;
	this.resUrl = child.resUrl.replace(/(\?|&)s=\d+/, "$1s=" + id);
	this.threadUrl = child.threadUrl;
	this.threadId = child.threadId;
	this.parentId = this.isOP() ? null : undefined;
	this.child = child;
	this.next = null;
	this.parent = null;
}
extend(MergedPost, Post, ImaginaryPostProperties);

function GhostPost(id, child) {
	this.id = id;
	this.child = child;
	child.parent = this;
	this.threadId = child.threadId;
	this.threadUrl = child.threadUrl;
	this.resUrlTemplate = child.child.resUrl;
}
extend(GhostPost, Post, $.extend({}, ImaginaryPostProperties, {
	resUrl: {
		get: function() {
			if (this.id) {
				return this.resUrlTemplate.replace(/(\?|&)s=\d+/, "$1s=" + this.id);
			}
		}
	}
}));
GhostPost.prototype.date = "?";

function Thread(id) {
	this.posts = [];
	this.id = id;
	this.postCount = 0;
}
Thread.cache = {};
Thread.getRoots = function(id) {
	return  Thread.cache[id];
};
Thread.prototype = {
	getRoots: function(config, postParent, threshold) {
		var allPosts = {};
		var lastChild = {};
		var id = this.id;

		var roots = this.posts.reduceRight(function(roots, post) {
			allPosts[post.id] = post;
			var parentId = post.parentId;
			if (parentId) {
				var parent = allPosts[parentId];
				if (parent) {
					var child = lastChild[parentId];
					if (child) {
						child.next = post;
					} else {
						parent.child = post;
					}
				} else {
					parent = new MergedPost(parentId, post);
					allPosts[parentId] = parent;
					roots.push(parent);
				}
				post.parent = parent;
				lastChild[parentId] = post;
			} else {
				roots.push(post);
			}
			return roots;
		}, []);

		roots.sort(Post.byID);
		roots = roots.reduce(function(roots, post) {
			if (post.mayHaveParent()) {
				var parentID = postParent.find(post.id, id);
				var parent = allPosts[parentID];
				if (parent) {
					post.parentId = parentID;
					post.parent = parent;
					post.next = parent.child;
					parent.child = post;
				} else if (parentID !== null) {
					post.parentId = parentID;
					var ghost = new GhostPost(parentID, post);
					if (parentID) {
						allPosts[parentID] = ghost;
					}
					roots.push(ghost);
				} else {
					roots.push(post);
				}
			} else {
				roots.push(post);
			}
			return roots;
		}, []);


		this.postCount = this.posts.length;

		if (id <= threshold) {
			roots = this.processVanish(config, postParent, roots);
		}

		Thread.cache[id] = roots;
		return roots;
	},
	processVanish: function(config, postParent, roots) {
		function setRejectLevel(post, generation, isRoot) {
			var id = post.id;
			var child = post.child;
			var next = post.next;
			var rejectLevel = 0;
			if (ids.indexOf(id) > -1) {
				rejectLevel = 3;
			} else if (generation > 0) {
				rejectLevel = generation;
			} else if (isRoot) {
				var parentID = postParent.find(id);
				if (parentID) {
					if (ids.indexOf(parentID) > -1) {
						rejectLevel = 2;
					} else {
						var grandParentID = postParent.find(parentID);
						if (grandParentID && ids.indexOf(grandParentID) > -1) {
							rejectLevel = 1;
						}
					}
				}
			}
			if (rejectLevel) {
				post.rejectLevel = rejectLevel;
				if (utterlyVanishMessage && !post.isRead) {
					postCount--;
				}
			}
			if (child) {
				child = setRejectLevel(child, rejectLevel - 1, false);
			}
			if (next) {
				next = setRejectLevel(next, generation, false);
			}

			if (utterlyVanishMessage) {
				if (!child && post.isRead) {
					return next;
				}
				post.child = child;
				post.next = next;
				if (isRoot && rejectLevel === 0) {
					newRoots.push(post);
				} else if (rejectLevel === 1 && child) {
					newRoots.push(child);
				}
				return rejectLevel === 3 ? next : post;
			}
		}

		var ids = config.vanishedMessageIDs;
		var utterlyVanishMessage = config.utterlyVanishMessage;
		var newRoots = [];
		var postCount = this.postCount;

		for (var i = roots.length - 1; i >= 0; i--) {
			setRejectLevel(roots[i], 0, true);
		}

		if (utterlyVanishMessage) {
			roots = newRoots.sort(Post.byID);
		}

		this.postCount = postCount;

		return roots;
	},
	getDate: function() {
		return this.posts[0].date;
	},
	getNumber: function() {
		return this.postCount;
	},
	getID: function() {
		return this.id;
	},
	getURL: function() {
		return this.posts[0].threadUrl;
	},
};

function Threads() {
	var el = document.createElement("div");
	el.id = "content";
	return el;
}
Threads.addEventListeners = function(config, el, postParent) {
	var $el = $(el);

	function getTreeMode($node) {
		return $node.closest(".tree-mode-css").length ? "tree-mode-css" : "tree-mode-ascii";
	}

	function replace(e) {
		var $message = $(this).closest(".message, .showMessage");
		var post = $message.prop("post");
		var mode = getTreeMode($message);
		var view = new View[mode]();
		var maker = view.messageMaker(mode, config);
		e.data.callback(post);
		$message.replaceWith(maker(post));
		return false;
	}

	function addEventToReplaceWithNewOne(event, selector, callback) {
		$el.on(event, selector, {callback: callback}, replace);
	}
	var click = addEventToReplaceWithNewOne.bind(this, "click");

	click(".characterEntity", function(post) {
		post.characterEntity = !(post.hasOwnProperty("characterEntity") ? post.characterEntity : config.characterEntity);
	});

	click(".showMessageButton", function(post) {
		post.show = true;
	});

	click(".cancelVanishedMessage", function(post) {
		config.removeVanishedMessage(post.id);
		delete post.rejectLevel;
	});

	click(".fold", function(post) {
		post.show = false;
	});

	$el.on("mousedown", ".message", function(e) {
		$.Deferred(function(dfd) {
			var reject = dfd.reject.bind(dfd);
			$el.one("mouseup", reject);
			$el.one("mousemove", reject);
			setTimeout(function() {
				e.data = {
					callback: function(post) {
						post.showAll = !post.showAll;
					}
				};
				dfd.resolve(e);
			}, 500);
		}).then(replace.bind(this));
	});

	click(".toggleTruncation", function(post) {
		post.truncation = post.hasOwnProperty("truncation") ? !post.truncation : false;
	});

	$el.on("click", ".toggleMessage", function() {
		var $this = $(this);
		var $message = $this.closest(".message");
		var post = $message.prop("post");
		var id = post.id;
		var text, func, type;
		function get$(post) {
			return $("#" + post.id);
		}

		if ($this.hasClass("revert")) {
			text = "消";
			func = function(post, rejectLevel) {
				if (post.rejectLevel === rejectLevel) {
					post.rejectLevel = 0;
					get$(post).find("strong").remove();
				}
			};
			type = "remove";
		} else {
			if (post.isRead) {
				id = postParent.find(post.child.id, post.threadId, true);
				if (!id) {
					$this.replaceWith("最新1000件以内に存在しないため投稿番号が取得できませんでした。過去ログからなら消せるかもしれません");
					return;
				}
			}
			if (id.length > 100) {
				return;
			}

			text ="戻";
			func = function(post, rejectLevel) {
				var $post = get$(post);
				if (post.rejectLevel < rejectLevel) {
					post.rejectLevel = rejectLevel;
				}
				if (!$post.find("strong.note").length) {
					$post.find(".message-info").before('<strong class="note" style="color:red">この投稿も非表示になります</strong>');
				}
			};
			type = "add";
		}

		$message.find(".text").toggle();
		$this.text(text);
		post.rejectLevel = 3;
		(function prepareToBeVanished(post, rejectLevel) {
			if (post === null || rejectLevel === 0) {
				return;
			}
			func(post, rejectLevel);
			prepareToBeVanished(post.child, rejectLevel - 1);
			prepareToBeVanished(post.next, rejectLevel);
		})(post.child, 2);

		$this.toggleClass("revert");

		type += "VanishedMessage";

		config[type](id);
	});

	$el.on("click", ".vanish", function() {
		var $button = $(this);
		var $thread = $button.closest(".thread");
		var id = $thread.attr("id").slice(1);
		var type, text;

		if ($thread.hasClass("NGThread")) {
			type = "remove";
			text = "消";
		} else {
			type = "add";
			text = "戻";
		}
		type += "VanishedThread";
		$thread.find(".messages").toggle();
		config[type](id);
		$thread.toggleClass("NGThread");
		$button.text(text);
	});

	$el.on("click", ".toggle-tree", function toggleTree(e) {
		e.preventDefault();
		var button = this;
		setTimeout(function() {
			var $thread = $(button).closest(".thread");

			$thread.toggleClass("tree-mode-ascii tree-mode-css");
			var view = new View[getTreeMode($thread)]();
			var roots = Thread.getRoots($thread.attr("id").slice(1));
			view.init(roots);
			$thread.find(".messages").replaceWith(view.render(config));
		});
	});
};
Threads.showThreads = function(config, el, threads, postParent) {
	var mode = config.treeMode;
	var view = new View[mode]();
	var vanishedThreadIDs = config.vanishedThreadIDs;
	var threshold = config.useVanishMessage ? +config.vanishedMessageIDs[0] : Number.NaN;

	function showThread(thread) {
		var NG = "";
		var vanishButton = '消';
		if (config.useVanishThread && vanishedThreadIDs.indexOf(thread.getID()) > -1) {
			if (config.utterlyVanishNGThread) {
				return;
			}
			NG = " NGThread";
			vanishButton = "戻";
		}
		var roots = thread.getRoots(config, postParent, threshold);
		if (!thread.getNumber()) {
			return;
		}

		var html = '<pre id="t' + thread.getID() + '" class="thread ' + mode + NG +'">' +
			'<div class="thread-header">' +
			'<a href="' + thread.getURL() + '" target="link">◆</a>' +
			' 更新日:' + thread.getDate() + ' 記事数:' + thread.getNumber() +
			' <a href="javascript:void(0)" class="toggle-tree">●</a>' +
			(config.useVanishThread ? ' <a href="javascript:void(0)" class="vanish">' + vanishButton + '</a>' : '')+
			' <a href="' + thread.getURL() + '" target="link">◆</a>' +
			'</div><span class="messages"></span></pre>';
		var dthread = DOM(html);
		view.init(roots, dthread.lastChild);
		dthread.appendChild(view.render(config));
		el.appendChild(dthread);
	}
	return loop(showThread, threads);
};

function AbstractPosts() {}
AbstractPosts.prototype = {
	init: function(item, el) {
		this.el = el || document.createElement("span");
		this.el.className = "messages";
		this.item = item;
	},
	getContainer: function() {
		return this.el;
	},
	render: function(config) {
		if (this.pre) {
			this.pre();
		}

		var roots = this.item;
		var maker = this.messageMaker(this.mode, config);

		for (var i = 0, length = roots.length; i < length; i++) {
			this.doShowPosts(config, maker, roots[i], 1);
		}
		return this.el;
	},
	doShowPosts: function(config, maker, post, depth) {
		var dm = maker(post, depth);
		var dc = this.getContainer(post, depth);
		dc.appendChild(dm);
		if (config.spacingBetweenMessages && dm.extension) {
			dc.insertAdjacentHTML("beforeend", dm.extension);
			dm.extension = null;
		}

		if (post.child) {
			this.doShowPosts(config, maker, post.child, depth + 1);
		}
		if (post.next) {
			this.doShowPosts(config, maker, post.next, depth);
		}
	},
	messageMaker: function(mode, config) {
		var isCSS = mode === "tree-mode-css";
		var ng = Posts.markNG(config);
		var ngCheckHandler = curry2(Posts.checkNGHeader)(ng.header);
		var putThumbnails = Posts.putThumbnails(config);
		var characterEntity = curry3(Posts.characterEntity)(config);
		var createDText = curry2(Posts.createDText);
		var truncate = curry3(Posts.truncate)(config);
		var prependExtension = isCSS ? Posts.prependExtension : curry2(this.prependExtension)(config);
		var setMargin = isCSS ? Posts.setMargin : identity;

		return function(post, depth) {
			var extension = prependExtension(post);
			var text = compose(
				putThumbnails,
				characterEntity(post),
				createDText(post),
				extension.text,
				truncate(post),
				ng.text,
				Posts.checkCharacterEntity,
				Posts.checkThumbnails,
				Posts.makeText
			);

			var mText = function(post) {
				return function(state) {
					return text({value: post, state: state});
				};
			};

			var mHeader = actions(
				[
					ngCheckHandler(post.name),
					ngCheckHandler(post.title),
					Posts.hide(config, post),
				], function(values, state) {
					return Posts.header(config, post, extension.header, values[0], values[1], state);
				}
			);

			var mMessage = actions([ mText(post), mHeader ], function(values, state) {
				var dMessage = Posts.createMessage(post);
				setMargin(config, post, depth, dMessage);

				if (state.extension) {
					dMessage.extension = state.extension;
				}
				if (state.hide && !post.show && !post.showAll) {
					return Posts.button(dMessage, post.rejectLevel, extension.header, state);
				} else {
					return Posts.message(dMessage, values[1], values[0]);
				}
			});

			return mMessage({});
		};
	},
};

var Posts = {
	checkCharacterEntity: function(data) {
		data.state.hasCharacterEntity = /&amp;#(?:\d+|x[\da-fA-F]+);/.test(data.value);
		return data;
	},
	characterEntity: function(config, post, data) {
		var state = data.state;

		state.expandCharacterEntity = state.hasCharacterEntity && (post.hasOwnProperty("characterEntity") ? post.characterEntity : config.characterEntity);
		if (state.expandCharacterEntity) {
			var iter = document.createNodeIterator(data.value, NodeFilter.SHOW_TEXT, null, false);  //operaは省略可能な第3,4引数も渡さないとエラーを吐く
			var node;
			while (node = iter.nextNode()) {
				node.data = node.data.replace(/&#(\d+|x[0-9a-fA-F]+);/g, Posts.replaceCharacterEntity);
			}
		}

		return data;
	},
	replaceCharacterEntity: function(str, p1) {
		return String.fromCharCode(p1[0] === "x" ? parseInt(p1.slice(1), 16) : p1);
	},
	makeText: function(data) {
		//終わりの空行引用は消してレスする人がいる
		//引用の各行に空白を追加する人がいる
		var post = data.value;
		var text = post.getText();
		var parent = post.parent ? post.parent.getQuotedText() : "";

		if (post.showAll) {
			text = Posts.markQuote(text, parent);
		} else {
			if (text.lastIndexOf(parent, 0) === 0) {
				text = text.slice(parent.length);
			} else {
				//整形して
				parent = Posts.trimRights(parent);
				text = Posts.trimRights(text);

				//もう一度
				if (text.lastIndexOf(parent, 0) === 0) {
					text = text.slice(parent.length);
				} else {
					//深海式レスのチェック
					var parent2 = parent.split("\n").filter(function(line) {
						return !line.startsWith("&gt; &gt; ");
					}).join("\n");
					if (text.lastIndexOf(parent2, 0) === 0) {
						text = text.slice(parent2.length);
					} else {
						text = Posts.markQuote(text, parent);
					}
				}
			}

			//全角空白も\sになる
			//空白のみの投稿が空投稿になる
			text = text.trimRight().replace(/^\s*\n/, "");

			if (text.length === 0) {
				text = '<span class="note">(空投稿)</span>';
			}
		}

		data.value = text;

		return data;
	},
	checkThumbnails: function(data) {
		data.state.mayHaveThumbnails = data.value.indexOf('<a') !== -1;

		return data;
	},
	putThumbnails: function(config) {
		if (!config.thumbnail) {
			return identity;
		}

		var thumbnail = new Thumbnail(config);
		return function(data) {
			if (data.state.mayHaveThumbnails) {
				thumbnail.register(data.value);
			}

			return data;
		};
	},
	markNG: function(config) {
		function mark(re, reg, data) {
			if (re.test(data.value)) {
				data.value = data.value.replace(reg, "<strong class='NGWordHighlight'>$&</strong>");
				data.state.isNG = true;
			}

			return data;
		}

		var ng = new NG(config);
		var text = identity;
		var header = identity;
		var mark_ = curry3(mark);

		if (ng.NGWordRE) {
			text = mark_(ng.NGWordRE)(ng.NGWordREg);
		}
		if (ng.NGHandleRE) {
			header = mark_(ng.NGHandleRE)(ng.NGHandleREg);
		}

		return {text: text, header: header};
	},
	markQuote: function(text, parent) {
		var parentLines = parent.split("\n");
		parentLines.pop();
		var lines = text.split("\n");
		var i = Math.min(parentLines.length, lines.length);

		while (i--) {
			lines[i] = '<span class="quote' +
				(parentLines[i] === lines[i] ? '' : ' modified') +
				'">' + lines[i] + '</span>';
		}

		return lines.join("\n");
	},
	trimRights: function(string) {
		return string.replace(/^.+$/gm, function(str) {
			return str.trimRight();
		});
	},
	truncate: function(config, post, data) {
		if (!config.maxLine || post.showAll) {
			return data;
		}

		var text = data.value;
		var maxLine = +config.maxLine;
		var lines = text.split("\n");
		var length = lines.length;

		if (length > maxLine) {
			var truncation = post.hasOwnProperty("truncation") ? post.truncation : true;
			var label;

			if (truncation) {
				lines[maxLine] = '<span class="truncation">' + lines[maxLine];
				text = lines.join("\n") + "\n</span>";
				label = '以下' + (length - maxLine) + '行省略';
			} else {
				text += '\n';
				label = '省略する';
			}

			text += '(<a href="javascript:void(0)" class="toggleTruncation note">' + label + '</a>)';
		}

		data.value = text;

		return data;
	},
	prependExtension: function() {
		return {
			text: identity,
			header: identity,
		};
	},
	createDText: function(post, data) {
		var dText = document.createElement("span");
		dText.className = "text" + (post.isRead ? " read" : "");
		dText.innerHTML = data.value;

		data.value = dText;

		return data;
	},
	createMessage: function(post) {
		var el = document.createElement("span");

		el.id = post.id;
		el.post = post;

		return el;
	},
	setMargin: function(config, post, depth, el) {
		if (config.spacingBetweenMessages) {
			el.classList.add("spacing");
		}

		if (!depth) {
			depth = 1;
			var parent = post;
			while (parent = parent.parent) {
				depth++;
			}
		}

		el.style.marginLeft = depth + 'em';
	},
	message: function(el, dHeader, dText) {
		el.classList.add("message");
		el.appendChild(dHeader);
		el.appendChild(dText);

		return el;
	},
	button: function(el, rejectLevel, extension, state) {
		var reasons = [];

		if (rejectLevel) {
			reasons.push([null, "孫", "子", "個"][rejectLevel]);
			el.classList.add("reject");
		}

		if (state.isNG) {
			reasons.push("NG");
		}

		el.classList.add("showMessage");
		el.innerHTML = extension('<a class="showMessageButton" href="#">' + reasons.join(",") + '</a>');

		return el;
	},
	checkNGHeader: function(ng, handle) {
		return function(state) {
			return ng({value: handle, state: state});
		};
	},
	hide: function(config, post) {
		var notCheckMode = !config.NGCheckMode;
		return function(state) {
			state.hide = (state.isNG && notCheckMode) || post.rejectLevel;
			return {value: undefined, state: state};
		};
	},
	header: function(config, post, extension, name, title, state) {
		var resUrl = post.resUrl ? 'href="' + post.resUrl + '" ' : '';
		var vanish;
		if (post.rejectLevel === 3) {
			vanish = ' <a href="javascript:void(0)" class="cancelVanishedMessage">非表示を解除</a>';
		} else if (config.useVanishMessage) {
			vanish = ' <a href="javascript:void(0)" class="toggleMessage">消</a>';
		} else {
			vanish = "";
		}
		var dHeader = document.createElement("div");
		var header = '<a ' + resUrl + 'class="res" target="link">■</a>'
			+ '<span class="message-info">'
			+ ((title === '> ' || title === ' ') && name === ' '
				? ""
				: '<strong>' + title + '</strong> : <strong>' + name + '</strong> #'
			)
			+ post.date + '</span>'
			+ (resUrl && ' <a ' + resUrl + ' target="link">■</a>')
			+ vanish
			+ (state.hide ? ' <a href="#" class="fold">畳む</a>' : "")
			+ (post.posterUrl ? ' <a href="' + post.posterUrl + '" target="link">★</a>' : '')
			+ (state.hasCharacterEntity ? ' <a href="#" class="characterEntity' + (state.expandCharacterEntity ? ' characterEntityOn' : '' ) + '">文字参照</a>' : "")
			+ ' <a href="'
			+ post.threadUrl
			+ '" target="link">◆</a>';

		dHeader.className = "message-header";
		dHeader.innerHTML = extension(header);

		return { value: dHeader, state: state };
	}
};

function CSSView() {
	this.mode = "tree-mode-css";
	this.containers = null;
	this.pre = function() {
		this.containers = [{dcontainer: this.el}];
	};
	this.getContainer = function(post, depth) {
		var containers = this.containers;
		var container = containers[containers.length - 1];

		if ("lastChildID" in container && container.lastChildID === post.id) {
			containers.pop();
			container = containers[containers.length - 1];
		}

		var child = post.child;
		if (child && child.next) {
			var lastChild = child;
			do {
				lastChild = lastChild.next;
			} while (lastChild.next);

			var dout = DOM('<span class="border outer" style="left:' +
				(+depth + 0.5) + 'em"><span class="border inner" style="left:' +
				(-depth - 0.5) + 'em"></span></span>');
			container.dcontainer.appendChild(dout);
			container = {lastChildID: lastChild.id, dcontainer: dout.firstChild};
			containers.push(container);
		}

		return container.dcontainer;
	};
}
extend(CSSView, AbstractPosts);

function ASCIIView() {
	this.mode = "tree-mode-ascii";

	function wrapTree(tag, tree) {
		return '<' + tag+ ' class="a-tree">' + tree + '</' + tag + '>';
	}

	function getExtension(config, post) {
		var forHeader, forText, init;
		var utterlyVanishMessage = config.utterlyVanishMessage;
		var hasNext = post.next;
		var tree = [];
		var parent = post;

		while (parent = parent.parent) {
			if (utterlyVanishMessage && parent.rejectLevel) {
				break;
			}
			tree.push(parent.next ? "|" : " ");
		}
		init = tree.reverse().join("");

		if (post.isOP()) {
			forHeader = " ";
		} else {
			forHeader = init + (hasNext ? '├' : '└');
		}
		forText = init + (hasNext ? '|' : ' ') + (post.child ? '|' : ' ');

		return {header: forHeader, text: forText};
	}

	this.prependExtension = function(config, post) {
		var extension = getExtension(config, post);

		return {
			text: function(data) {
				data.value = data.value.replace(/^/gm, wrapTree("span", extension.text));
				data.state.extension = wrapTree("div", extension.text);

				return data;
			},
			header: function(header) {
				return extension.header + header;
			}
		};
	};
}
extend(ASCIIView, AbstractPosts);

var View = {
	"tree-mode-css": CSSView,
	"tree-mode-ascii": ASCIIView
};

var PostParent = (function() {
	function constructor(config, isNormalMode, view, posts) {
		var data = null;

		function getStorage() {
			return config.useVanishMessage ? localStorage : sessionStorage;
		}

		function load() {
			data = JSON.parse(getStorage().getItem("postParent")) || {};
		}

		function save(data) {
			getStorage().setItem("postParent", JSON.stringify(data));
		}

		function update(posts) {
			var changed = false;
			if (!posts.length) {
				return;
			}
			if (!data) {
				load();
			}
			for (var i = 0, len = posts.length; i < len; i++) {
				var post = posts[i];
				var id = post.id;
				if (id in data && data[id] !== false) {
					continue;
				}

				var parentID = post.parentId;
				if (parentID && parentID.length > 20) {
					parentID = null;
				}
				data[id] = parentID;
				changed = true;
			}
			if (changed) {
				setTimeout(save, 0, data);
			}
		}

		function cleanUp() {
			if (!data) {
				return;
			}
			var ids = Object.keys(data);
			var length = ids.length;
			var upperlimit = 500;
			var lowerlimit = 300;
			if (config.useVanishMessage) {
				if (config.vanishMessageAggressive) {
					upperlimit = 3500;
					lowerlimit = 3300;
				} else {
					upperlimit = 1500;
					lowerlimit = 1300;
				}
			}
			if (length > upperlimit) {
				ids.sort(function(l, r) {
					return +r - +l;
				});
				var saveData = {};
				var i = lowerlimit;
				while (i--) {
					saveData[ids[i]] = data[ids[i]];
				}
				setTimeout(save, 0, saveData);
			}
		}
		function fetchThread(childID, threadID) {
			if (!(childID in data) && threadID && !Env.IS_LOCAL) {
				$.ajax({url: 'bbs.cgi?m=t&s=' + threadID, async: false}).then(wrapWithDiv).then(function(dcontainer) {
					var posts = Post.makePosts(dcontainer);
					update(posts);
					if (data[childID] === undefined) {
						update([{id: childID, parentId: false}]);
					}
				});
			}
		}

		var find = function(childID, threadID, force) {
			if (!childID) {
				return;
			}
			if (!data) {
				load();
			}

			if (config.vanishMessageAggressive && isNormalMode || force) {
				fetchThread(childID, threadID);
			}

			return data[childID];
		};

		function isDOMStorageAvailable() {
			try {
				return localStorage;
			} catch (e) {
				return null;
			}
		}

		if (isDOMStorageAvailable()) {
			update(posts);
			view.then(function() {
				setTimeout(cleanUp, 10 * 1000);
			});
		} else {
			find = doNothing;
		}

		return {
			find: find
		};
	}

	return {
		create: function(config, q, view, posts) {
			if (posts.length) {
				return constructor(config, !q.m, view, posts);
			} else {
				return doNothing;
			}
		}
	};
})();

function Thumbnail(config) {
	var whitelist = [
		"http://misao.on.arena.ne.jp/c/",
		"http://komachi.betanya.com/uploader/stored/",
		"http://www.google.co.jp/logos/"
	];
	var animationChecker = null;
	var id = null;

	function removeImageView() {
		$("#image-view").remove();
		$(".popup").unbind(".followMouse").removeClass("popup");
		$(document.body).unbind(".popup");
		clearTimeout(id);
		id = null;
	}

	function popupHandler(e) {
		//firefox:ポップアップを消した後、カーソルがサムネイルの上にある
		if (e.relatedTarget === null) {
			return;
		}
		//opera
		if (e.relatedTarget instanceof HTMLBodyElement) {
			return;
		}

		var $this = $(this);
		//chrome
		if ($this.hasClass("last") && $(e.relatedTarget).closest("#image-view").length && !$("#image-view").length) {
			return;
		}

		if ($this.hasClass("popup")) {
			return;
		}

		function getRatio(natural, max) {
			if (/^\d+$/.test(max) && natural > max) {
				return + max / natural;
			} else {
				return 1;
			}
		}

		var image = new Image();
		image.src = this.src || this.href;
		image.style.backgroundColor = "white";

		$(".last").removeClass("last");
		$this.addClass("popup last");

		var isFollowMouse = config.popupMode === "followMouse";
		var isBestFit = config.popupMode === "center" && config.popupBestFit;
		var viewport = document.compatMode === "BackCompat" ? document.body : document.documentElement;
		var windowHeight = viewport.clientHeight;
		var windowWidth = viewport.clientWidth;
		var $imageView = $("<div>", {
			id: 'image-view',
			html: '<span id="percentage"></span>%<br/>',
			"class": isFollowMouse ? "" : "popup",
		});

		if (isFollowMouse) {
			$this.bind("mousemove.followMouse", function(e) {
				$imageView.css({
					top: (e.pageY - 30) + "px",
					left: (e.pageX + 10) + "px"
				});
			});
		}

		$(document.body) // 予め確保しておくとfirefoxでイベントが発火しない GM2.3 2014/12/14
			.bind("click.popup", removeImageView)
			.bind("keydown.popup", function(e) {
				if (e.which === 27) { // ESC
					removeImageView();
				}
			}).bind("mouseout.popup", function(e) {
				if (!$(e.relatedTarget).closest(".popup").length) {
					removeImageView();
				}
			});

		if (!image.complete) {
			setTimeout(function() {
				if (!image.complete && !$this.next(".note").length) {
					$this.after('<span class="note">ダウンロード中</span>');
					$(image).on({
						"load": function() {
							$this.next(".note").remove();
						},
						"error": function() {
							$this.next(".note").text("error");
							$this.get(0).removeEventListener("mouseover", popupHandler, false);
						}
					});
				}
			}, 100);
		}

		function checkMetadata() {
			if (!image.complete && image.naturalWidth === 0 && image.naturalHeight === 0) {
				id = setTimeout(checkMetadata, 50);
			} else {
				popup();
			}
		}

		checkMetadata();

		function popup() {
			$imageView.append(image).appendTo(document.body);
			var width = image.width;
			var height = image.height;
			var marginHeight = $imageView.height() - height;
			var maxWidth = config.popupMaxWidth || (isBestFit ? windowWidth : width);
			var maxHeight = config.popupMaxHeight || (isBestFit ? windowHeight - marginHeight : height);
			var ratio = Math.min(getRatio(width, maxWidth), getRatio(height, maxHeight));
			var percentage = Math.floor(ratio * 100);
			var bgcolor = ratio < 0.5 ? "red" : ratio < 0.9 ? "blue" : "green";
			// 丸めないと画像が表示されないことがある
			var imageHeight = Math.floor(height * ratio) || 1;
			var imageWidth = Math.floor(width * ratio) || 1;
			var css = {
				backgroundColor: bgcolor
			};

			if (config.popupMode === "center") {
				css.top = window.pageYOffset + (windowHeight - imageHeight - marginHeight) / 2;
				css.left = window.pageXOffset + (windowWidth - imageWidth) / 2;
			} else {
				css.top = (e.pageY - 30) + "px";
				css.left = (e.pageX + (config.popupMode === "followMouse" ? 10 : -10)) + "px";
			}

			$(image).attr({
				height: imageHeight,
				width: imageWidth
			});
			$imageView.css(css);
			$("#percentage").text(percentage);

			$imageView.css("visibility", "visible");
		}
	}

	function whitelistHas(href) {
		for (var i = 0, len = whitelist.length; i < len; i++) {
			if (href.startsWith(whitelist[i])) {
				return true;
			}
		}
		return false;
	}

	function thumbnailLink(href) {
		if (!/\.(?:jpe?g|png|gif|bmp)$/i.test(href)) {
			return null;
		}

		if (whitelistHas(href)) {
			return realThumbnail(href);
		} else if (config.popupAny) {
			return '[<a href="' + href + '" target="link" class="thumbnail">■</a>]';
		}

		return null;
	}

	function realThumbnail(href) {
		var thumbnail;
		var src = href;

		if (!config.thumbnailPopup && href.startsWith('http://misao.on.arena.ne.jp/c/up/')) {
			src = src.replace(/up\//, "up/pixy_");
		}

		thumbnail = '<a href="' + href + '" target="link"><img class="thumbnail" src="' + src + '"/></a>';

		if (config.linkAnimation) {
			var misao = /^http:\/\/misao\.on\.arena\.ne\.jp\/c\/up\/(misao\d+)\.(?:png|jpg)$/.exec(href);
			if (misao) {
				var misaoID = misao[1];
				var animationURL = 'http://misao.on.arena.ne.jp/c/upload.cgi?m=A&id=' + (/(?!0)\d+/).exec(misaoID)[0];
				thumbnail += '<span class="animation ' + misaoID + '">[<a href="' + animationURL + '" target="link">A</a><span class="unsure">?</span>]</span>';
				if (!animationChecker) {
					animationChecker = AnimationChecker();
				}
				animationChecker(href).then(function(isAnimation) {
					setTimeout(function() {
						var $misao = $('.' + misaoID);
						if (isAnimation) {
							$misao.find(".unsure").remove();
						} else {
							$misao.remove();
						}
					});
				});
			}
		}

		if (config.shouki) {
			thumbnail += '[<a href="http://images.google.com/searchbyimage?image_url=' + href + '" target="link">詳</a>]';
		}

		return thumbnail;
	}

	this.register = function(container) {
		var as = container.querySelectorAll('a[target]');
		var has = false;
		var i;
		for (i = as.length - 1; i >= 0; i--) {
			var a = as[i];
			var href = a.href;
			var thumbnail = thumbnailLink(href);
			if (thumbnail) {
				a.insertAdjacentHTML('beforebegin', thumbnail);
				has = true;
			}
		}
		if (has && config.thumbnailPopup) {
			var imgs = container.getElementsByClassName('thumbnail');
			for (i = imgs.length - 1; i >= 0; i--) {
				imgs[i].addEventListener("mouseover", popupHandler, false);
			}
		}
	};
}

function AnimationChecker() {
	var cache = {};
	return function(imgURL) {
		if (!cache[imgURL]) {
			var dfd = $.Deferred();
			var url = imgURL.replace(/\w+$/, "pch");
			if (Env.IS_CHROME) {
				$.ajax({
					url: url,
					type: "HEAD"
				}).then(function() {
					dfd.resolve(true);
				}, function() {
					dfd.resolve(false);
				});
			} else if (Env.IS_GM) {
				GM_xmlhttpRequest({
					url: url,
					method: "HEAD",
					onload: function(response) {
						dfd.resolve(response.status === 200);
					}
				});
			}
			cache[imgURL] = dfd.promise();
		}
		return cache[imgURL];
	};
}

function NG(config) {
	this.isEnabled = !!(config.useNG && (config.NGWord || config.NGHandle));
	if (this.isEnabled) {
		if (config.NGHandle) {
			this.NGHandleRE = new RegExp(config.NGHandle);
			this.NGHandleREg = new RegExp(config.NGHandle, "g");
		}
		if (config.NGWord) {
			this.NGWordRE = new RegExp(config.NGWord);
			this.NGWordREg = new RegExp(config.NGWord, "g");
		}
	}
}

function doNothing() {}

function tweakResWindow() {
	var v = document.querySelector("textarea");
	if (v) {
		setTimeout(function() {
			v.scrollIntoView();
			v.setSelectionRange(v.textLength, v.textLength);
			v.scrollTop = v.scrollHeight;
			v.focus();
		});
	}
}

function whatToDo(q) {
	switch (q.m) {
		case "f": //レス窓
			tweakResWindow.wait = true;
			return tweakResWindow;
		case "l": //トピック一覧
		case "c": //個人用設定
			return doNothing;
		case 'g': //過去ログ
			if (!q.btn) { //スレッドボタン・レスボタンがなければ
				return doNothing;
			}
	}

	return app;
}

function checkResWindow() {
	return document.title.endsWith(" 書き込み完了");
}

function closeResWindow() {
	if (Env.IS_CHROME) {
		chrome.runtime.sendMessage({type: "closeTab"});
	} else {
		window.open("", "_parent");
		window.close();
	}
}

function app(q) {
	Config.promise.then(function(config) {
		if (checkResWindow()) {
			if (config.closeResWindow) {
				closeResWindow();
			}
		} else {
			app2(config, q);
		}
	});
}

function app2(config, q) {
	var body = document.body;
	var view = defer(config.isTreeView() ? tree : stack)(config, q, body);

	App.common(config, body, view.promise);
	view();
}

function defer(func) {
	return function() {
		var done = $.Deferred();
		var args = arguments;
		var deferred = function() {
			func.apply(null, args).then(done.resolve.bind(done));
		};
		deferred.promise = done;
		return deferred;
	};
}

var App = {
	common: function(config, body, view) {
		App.zeroWhenNeeded(config);
		App.addCommonEvents(config, body);
		App.setAccesskeyToVWhenNeeded(config);
		App.injectCSS(config);
		App.keyboardNavigationWhenNeeded(config, view);
	},
	keyboardNavigationWhenNeeded: function(config, view) {
		doWhen(config.keyboardNavigation, App.keyboardNavigation.bind(null, config, view));
	},
	keyboardNavigation: function(config, view) {
		$(document).bind("keypress", new KeyboardNavigation(config, view));
	},
	zeroWhenNeeded: function(config) {
		doWhen(config.zero, App.zero);
	},
	zero: function() {
		var d = document.getElementsByName("d")[0];
		if (d && d.value !== "0") {
			d.value = "0";
		}
	},
	addCommonEvents: function(config, body) {
		var $el = $(body);
		$el.on("click", "#openConfig", eventHandlers.openConfig.bind(null, config));
		$el.on("click", "a", eventHandlers.tweakLink.bind(null, config));
	},
	setAccesskeyToVWhenNeeded: function(config) {
		var v = config.accesskeyV;
		doWhen(v.length === 1, App.setAccesskeyToV.bind(null, v));
	},
	setAccesskeyToV: function(v) {
		var vs = document.getElementsByName("v");
		if (vs.length) {
			vs[0].accessKey = v;
		}
	}
	// injectCSSは下の方で定義
};

var eventHandlers = {
	openConfig: function(config) {
		if (Env.IS_CHROME) {
			window.open(chrome.extension.getURL("options.html"));
		} else if (!$("#config").length) {
			$(document.body).prepend(new ConfigController(config));
			$(window).scrollTop(0);
		}
		return false;
	},
	tweakLink: function(config, e) {
		var target = e.target;
		if (config.fc2 && /(?:\.fc2\.com|\.ameba\.jp)$/.test(target.hostname)) {
			$(target).attr("rel", "noreferrer");
		}

		if (config.openLinkInNewTab && target.target === "link") {
			$(target).attr("target", "_blank");
		}
	},
	reload: function() {
		var reload = document.getElementById("qtv/reload");
		if (!reload) {
			reload = DOM('<input type="submit" id="qtv/reload" name="reload" value="1" style="display:none;">');
			document.forms[0].appendChild(reload);
		}
		if (Env.IS_LOCAL) {
			console.log("reload");
		} else {
			reload.click();
		}
	},
	midokureload: function() {
		if (Env.IS_LOCAL) {
			console.log("midoku reload");
		} else {
			document.getElementsByName("midokureload")[0].click();
		}
	}
};

function tree(config, q, body) {
	var gui = Tree.render(config);
	var posts = tree1.bind(null, config, q, gui);
	var threads = tree2.bind(null, config, q, gui);
	var mPosts = posts(body);

	mPosts.then(function(posts) {
		doWhen(posts.length && config.deleteOriginal, Tree.deleteOriginal);
		Tree.setID();
		body.insertBefore(gui.container, body.firstChild);
		Tree.suggestLinkToLogWhenNeeded(q, body);
	});

	return mPosts.then(threads);
}

function tree1(config, q, gui, container) {
	//通常モードからスレッドボタンを押した場合
	var isThreadSearchWithin1000 = q.m === 't' && !q.ff && /^\d+$/.test(q.s);
	//検索窓→投稿者検索→★の結果の場合
	var isPosterSearchInLog = q.s && q.ff && q.m === 's';
	var whenTweak = isThreadSearchWithin1000 || isPosterSearchInLog;
	var isThreadSearchInLog = q.ff && q.s && q.m === 't' && /dat$/.test(location.search);
	var localPosts = compose(whenTweak ? Tree.tweakURL : identity, Post.makePosts);

	var getPosts = isThreadSearchInLog ? curry3(Tree.fetchFromRemote)(q)(gui) : localPosts;

	return $.when(getPosts(container));
}
function tree2(config, q, gui, posts) {
	var makeThreads = compose(curry2(Tree.sortThreads)(config), Tree.threads);

	var postcount;
	if (posts.length) {
		postcount = posts.length + "件取得";
	} else {
		postcount = "未読メッセージはありません。";
	}
	document.getElementById("postcount").textContent = postcount;

	var postParent;
	var view = $.Deferred();
	var done = view.then(function(threads) {
		gui.info.textContent = " - スレッド構築中";
		Threads.addEventListeners(config, gui.content, postParent);
		return Threads.showThreads(config, gui.content, threads, postParent);
	}).then(function() {
		gui.info.textContent = "";
	});

	postParent = PostParent.create(config, q, done, posts);
	view.resolve(makeThreads(posts));

	return done;
}

var Tree = {
	setID: function() {
		var forms = document.forms;
		if (forms.length) {
			var form = forms[0];
			form.id = "form";
			var fonts = form.getElementsByTagName("font");
			if (fonts.length > 6) {
				fonts[6].id = "link";
			}
		}
	},
	template: function(config) {
		var reload = '<input type="button" value="リロード" class="mattari">';
		if (!config.zero) {
			reload = reload.replace('mattari', 'reload');
			reload += '<input type="button" value="未読" class="mattari">';
		}

		var accesskey = config.accesskeyReload;
		if (!/^\w$/.test(accesskey)) {
			accesskey = "R";
		}
		var views = "";
		var viewing = "";
		var forms = document.forms;
		if (forms.length) {
			var fonts = forms[0].getElementsByTagName("font");
			if (fonts.length > 5) {
				var tmp = fonts[5].textContent.match(/\d+/g) || [];
				views = tmp[3];
				viewing = tmp[5];
			}
		}
		var vanishedThreadIDLength = config.vanishedThreadIDs.length;
		var vanishedMessageIDLength = config.vanishedMessageIDs.length;
		var hasVanishings = vanishedThreadIDLength || vanishedMessageIDLength;
		var vanishingStatus = '非表示解除(<a id="clearVanishedThreadIDs" href="#"><span class="length">' + vanishedThreadIDLength + '</span>スレッド</a>/' +
			'<a id="clearVanishedMessageIDs" href="#"><span class="length">' + vanishedMessageIDLength + '</span>投稿</a>) ';

		var containee =
			'<div id="header">' +
				'<span style="float:left">' +
					reload.replace('class="mattari"', '$& accesskey="' + accesskey + '"') + ' ' +
					views + ' / ' + viewing + '名 ' +
					'<span id="postcount"></span>' +
				'</span>' +
				'<ul style="text-align:right;">' +
					'<li><a href="javascript:void(0)" id="openConfig">設定</a></li> ' +
					'<li><a href="#link">link</a></li> ' +
					'<li><a href="#form">投稿フォーム</a></li> ' +
					'<li>' + reload + '</li>' +
				'</ul>' +
			'</div>' +
			'<hr>' +
			'<div id="footer">' +
				'<span style="float:left">' +
					reload + ' ' +
				'</span>' +
				'<ul style="text-align:right">' +
					(hasVanishings ? vanishingStatus : "") +
					'<li>' + reload + '</li>' +
				'</ul>' +
			'</div>';
		return containee;
	},
	render: function(config) {
		var el = document.createElement("div");
		el.id = "container";
		var $el = $(el);

		//event
		$el.on("click", ".reload", eventHandlers.reload);
		$el.on("click", ".mattari", eventHandlers.midokureload);
		$el.on("click", 'a[href="#form"]', Tree.focusV);
		$el.on("click",  '#clearVanishedMessageIDs, #clearVanishedThreadIDs', Tree.clearVanishedIDs.bind(null, config));

		var info = new Info();
		info.textContent = "ダウンロード中...";
		var threads = new Threads();

		el.innerHTML = Tree.template(config);
		var header = el.firstChild;
		header.firstChild.appendChild(info);
		el.insertBefore(threads, header.nextSibling);

		return {container: el, info: info, content: threads};
	},
	deleteOriginal: function() {
		function deleteContents(range, start, end) {
			range.setStartBefore(start);
			range.setEndAfter(end);
			range.deleteContents();
		}
		function startNode() {
			var h1 = document.getElementsByTagName("h1")[0];
			return h1 ? h1 : document.anchors[0].previousElementSibling;
		}

		var end = Tree.kuzuhaEnd(document.body);

		if (!end) {
			return;
		}

		var range = document.createRange();
		var start = startNode();

		if (Env.IS_FIREFOX) {
			range.selectNode(document.body);
			var body = range.extractContents();
			deleteContents(range, start, end);
			document.documentElement.appendChild(body);
		} else {
			deleteContents(range, start, end);
		}
	},
	kuzuhaEnd: function(node) {
		var last = node.lastChild;
		while (last) {
			if (last.length === 1 && last.nodeType === 8 && last.nodeValue === ' ') {
				return last;
			} else if (last.nodeType === 1) {
				var name = last.nodeName;
				if (name === "P" && last.align === "right" || name === "H3") {
					return last;
				}
			}
			last = last.previousSibling;
		}

		return null;
	},
	clearVanishedIDs: function(config, e) {
		var target = e.target;
		config[target.id]();
		target.firstElementChild.innerHTML = "0";
		return false;
	},
	focusV: function() {
		setTimeout(function() {
			document.getElementsByName("v")[0].focus();
		}, 50);
	},
	tweakURL: function(posts) {
		posts.forEach(function(post) {
			var date = post.date.match(/\d+/g);
			var ff = '&ff=' + date[0] + date[1] + date[2] + '.dat';
			post.threadUrl += ff; //post.threadUrl.replace(/&ac=1$/, "")必要?
			if (post.resUrl) {
				post.resUrl += ff;
			}
			if (post.posterUrl) {
				post.posterUrl += ff;
			}
		});

		return posts;
	},
	fetchFromRemote: function(q, gui, origin) {
		gui.info.innerHTML = '<strong>' + q.ff + "以外の過去ログを検索中...</strong>";
		var posts = Post.makePosts(origin);
		return Post.fetchFromRemote(q, origin).then(function(doms) {
			var makeArray = function(posts, data) {
				var newPosts = Post.makePosts(data.container);
				return posts.concat(newPosts);
			};
			return [].concat(
				doms.afters.reduce(makeArray, []),
				posts,
				doms.befores.reduce(makeArray, [])
			);
		});
	},
	threads: function(posts) {
		var allThreads = {};
		var threads = [];

		posts.forEach(function(post) {
			var id = post.threadId;
			var thread = allThreads[id];
			if (!thread) {
				thread = allThreads[id] = new Thread(id);
				threads.push(thread);
			}
			thread.posts.push(post);
		});

		return threads;
	},
	sortThreads: function(config, threads) {
		return config.threadOrder === "ascending" ? threads.reverse() : threads;
	},
	whenToSuggestLinkToLog: function(q, document) {
		return q.m === 't' && !q.ff && /^\d+$/.test(q.s) && !document.querySelector('a[name="' + q.s +  '"]');
	},
	suggestLinkToLogWhenNeeded: function(q, document) {
		doWhen(Tree.whenToSuggestLinkToLog(q, document), Tree.suggestLinkToLog);
	},
	suggestLinkToLog: function() {
		var url = location.href + new Date().toLocaleFormat("&ff=%Y%m%d.dat");
		$("#info").after(' <a id="hint" href="' + url + '">過去ログを検索する</a>');
	}
};

function stack(config, q) {
	Stack.common(config);

	var anchors = Array.prototype.slice.call(document.anchors);

	return $.when(Stack.complementLogWhenNeeded(config, q), Stack.render(config, anchors));
}
var Stack = {
	common: function(config) {
		Stack.addEventListener();
		Stack.configButton();
		Stack.accesskey(config);
	},
	accesskey: function(config) {
		var midoku = document.getElementsByName("midokureload")[0];
		if (midoku) {
			midoku.accessKey = config.accesskeyReload;
		}
	},
	container: function() {
		var el = document.createElement("div");
		el.id = "container";
		var info = new Info();
		el.appendChild(info);
		document.body.insertBefore(el, document.body.firstChild);
		return {info: info};
	},
	addEventListener: function() {
		$(document.body).on("click", ".showOriginalMessageButton", function() {
			var $button = $(this);
			$button.next().show();;
			$button.remove();
		});
	},
	whenToComplement: function(q) {
		return q.ff && q.m === 't' && /dat$/.test(location.search);
	},
	complementLogWhenNeeded: function(config, q) {
		return doWhen(Stack.whenToComplement(q), Stack.complementLog.bind(null, config, q));
	},
	complementLog: function(config, q) {
		var gui = Stack.container();
		gui.info.innerHTML = '<strong>' + q.ff + "以外の過去ログを検索中...</strong>";
		return Post.fetchFromRemote(q, document.body)
			.then(curry3(Stack.addExtraLog)(config)(q))
			.then(function() {
				gui.info.textContent = "";
			});
	},
	addExtraLog: function(config, q, doms) {
		function format(f, data) {
			var dcontainer = data.container;
			var numberOfPosts = dcontainer.querySelectorAll("a[name]").length;

			f.appendChild(DOM('<h1>' + data.date.toLocaleFormat('%Y%m%d.dat') + '</h1>'));

			if (numberOfPosts) {
				f.appendChild(wrap(dcontainer));
				f.appendChild(DOM('<h3>' + numberOfPosts + '件見つかりました。</h3>'));
			} else {
				f.appendChild(DOM('<hr>'));
				f.appendChild(DOM('<h3>指定されたスレッドは見つかりませんでした。</h3><hr>'));
			}

			return f;
		}
		var wrap = (function() {
			var wrap = Stack.wrapA(config);
			return function(f) {
				Array.prototype.forEach.call(f.querySelectorAll("a[name]"), wrap);
				return f;
			};
		})();
		var f = document.createDocumentFragment();

		if (doms.befores.length) {
			f.appendChild(DOM('<hr>'));
		}

		f = doms.befores.reduceRight(format, f);

		f.appendChild(DOM('<hr>'));
		f.appendChild(DOM('<h1>' + q.ff + '</h1>'));

		document.body.insertBefore(f, document.getElementById("container").nextSibling);

		f = doms.afters.reduceRight(format, f);
		document.body.appendChild(f);
	},
	configButton: function() {
		var setups = document.getElementsByName("setup");
		if (setups.length) {
			setups[0].insertAdjacentHTML("afterend", ' <a href="#" id="openConfig">★くわツリービューの設定★</a>');
		}
	},
	wrapStack: function(config) {
		var range = document.createRange();
		var div = document.createElement("div");
		var ng = new NG(config);
		var thumbnail = new Thumbnail(config);
		var ngButton = DOM('<a class="showOriginalMessageButton" href="javascript:void(0)">NG</a>');
		var needSurround = config.keyboardNavigation || Env.IS_CHROME;
		var useThumbnail = config.thumbnail;
		var utterlyVanishNGStack = config.utterlyVanishNGStack;

		function wrap(a) {
			wrapOne(a);

			return a;
		}

		function wrapOne(a) {
			var blockquote = a.nextElementSibling.nextElementSibling.nextElementSibling.nextElementSibling;
			var isNG = ng.isEnabled && hasNG(a, blockquote);
			if (isNG && utterlyVanishNGStack) {
				var end = blockquote.nextElementSibling.nextSibling.nextSibling;// <!-- -->
				range.setStartBefore(a.nextSibling);
				range.setEndAfter(end);
				range.deleteContents();
				return;
			} else if (needSurround || isNG) {
				var wrapper = div.cloneNode(false);
				wrapper.className = "message original" + (isNG ? " NG" : "");
				range.setStartBefore(a);
				range.setEndAfter(blockquote);
				range.surroundContents(wrapper);
				if (isNG) {
					wrapper.parentNode.insertBefore(ngButton.cloneNode(true), wrapper);
				}
			}
			if (useThumbnail) {
				thumbnail.register(blockquote.firstElementChild);
			}
		}

		function hasNG(a, blockquote) {
			var text = blockquote.firstElementChild.innerHTML;
			var isNG = ng.NGWordRE && ng.NGWordRE.test(text);
			if (!isNG && ng.NGHandleRE) {
				var header = a.nextElementSibling;
				var title = header.firstChild.innerHTML;
				var name = header.nextElementSibling.innerHTML;
				isNG |= ng.NGHandleRE.test(name);
				isNG |= ng.NGHandleRE.test(title);
			}
			return isNG;
		}

		return wrap;
	},
	render: function(config, anchors) {
		var ng = new NG(config);
		if (config.keyboardNavigation || config.thumbnail || ng.isEnabled) {
			if (Env.IS_FIREFOX) {
				var range = document.createRange();
				range.selectNode(document.body);
				var body = range.extractContents();
				anchors.forEach(Stack.wrapA(config));
				document.documentElement.appendChild(body);
			} else {
				return loop(Stack.wrapA(config), anchors);
			}
		}
	},
	wrapA: function(config) {
		return Stack.wrapStack(config);
	},
	wrapOne: function(config) {
		var wrap = Stack.wrapStack(config);
		return function(f) {
			wrap(f.querySelector("a[name]"));
			return f;
		};
	}
};

function Info() {
	var el = document.createElement("span");
	el.id = "info";

	return el;
}

function KeyboardNavigation(config, view) {
	//同じキーでもkeypressとkeydownでe.whichの値が違うので注意
	var messages = document.getElementsByClassName("message");
	var focusedIndex = -1;
	var $window = $(window);
	var time = 0;
	// Promise を $.Deferred に変更
	view = $.Deferred(function(dfd) {
		view.then(function() {
			dfd.resolve();
		});
	});

	function isValid(index) {
		return 0 <= index && index < messages.length;
	}

	function indexOfNextVisible(index, dir) {
		if ($(messages[index]).is(":hidden")) {
			return indexOfNextVisible(index + dir, dir);
		}
		return index;
	}
	function focus(dir) {
		var index = indexOfNextVisible(focusedIndex + dir, dir);
		if (isValid(index)) {
			$(".focused").removeClass("focused");
			var $target = $(messages[index]).addClass("focused");
			$window.scrollTop($target.offset().top - config.keyboardNavigationOffsetTop);
			focusedIndex = index;
		} else if (dir === 1) {
			// Promise.race([view, Promise.reject()]).then(eventHandlers.midokureload);
			var dfd = $.Deferred();
			var now = Date.now();
			if (now - time > 500) {
				view.then(function() {
					time = now;
					dfd.resolve();
				});
			}
			dfd.reject();
			dfd.then(eventHandlers.midokureload);
		}
	}

	return function(e) {
		var target = e.target;

		if (/^(?:INPUT|SELECT|TEXTAREA)$/.test(target.nodeName) || target.isContentEditable) {
			return;
		}

		switch (e.which) {
			case 106: //j
				focus(1);
				break;
			case 107: //k
				focus(-1);
				break;
			case 114: //r
				var $f = $(".focused");
				var $res = $f.hasClass("original") ? $f.find("font > a").first() : $f.find(".res");
				if ($res.length) {
					window.open($res.attr("href"));
				}
				break;
			default:
		}
	};
}

///////////////////////////////////////////////////////////////////////////////

App.injectCSS = function(config) {
	var css = '\
		.text {\
			white-space: pre-wrap;\
			margin-left: 1em;\
/*			line-height: 1em; */\
			min-width: 20em;\
		}\
		.message, .inner, .outer {\
			position: relative;\
		}\
		.text, .message, .showMessage, .border {\
			display: block;\
		}\
		.tree-mode-ascii .text {\
			margin-left: 0;\
		}\
		.thread-header {\
			background: #447733 none repeat scroll 0 0;\
			border-color: #669955 #225533 #225533 #669955;\
			border-style: solid;\
			border-width: 1px 2px 2px 1px;\
			font-size: 80%;\
			font-family: normal;\
			margin-top: 0.8em;\
			padding: 0;\
			width: 100%;\
		}\
\
		.message-header {\
			font-size: 85%;\
			font-family: normal;\
			white-space: nowrap;\
		}\
		.message-info {\
			font-family: monospace;\
			color: #87CE99;\
		}\
		.tree-mode-ascii .message-header {\
			font-family: monospace;\
			font-size: 100%;\
		}\
\
		.read, .quote {\
			color: #CCB;\
		}\
		#header, #footer {\
			font-size: 90%;\
		}\
		.thread {\
			margin-bottom: 1em;\
		}\
		#header li, #footer li {\
			display:inline-block;\
		}\
		.modified {\
			color: #FBB\
		}\
		.note, .characterEntityOn {\
			font-style: italic;\
		}\
\
		.inner {\
/*			border: 2px solid yellow; */\
			top: -1em;\
		}\
		.outer {\
			border-left: 1px solid #ADB;\
			top: 1em;\
		}\
		.thumbnail {\
			width: 80px;\
			max-height: 400px;\
			image-orientation: from-image;\
		}\
		#image-view {\
			position: absolute;\
			background: #004040;\
			visibility: hidden;\
			color: white;\
			font-weight: bold;\
			font-style: italic;\
			margin: 0;\
			image-orientation: from-image;\
		}\
		.focused {\
			border: 2px solid yellow;\
		}\
		.truncation, .NGThread .messages, .original.NG {\
			display: none;\
		}\
		.spacing {\
			padding-bottom: 1em;\
		}\
		.NGWordHighlight {\
			background-color: red;\
		}\
		.showMessageButton {\
			position: relative;\
			z-index:1;\
		}\
	';
	GM_addStyle(css + config.css);
};

function GM_addStyle(css) {
	var doc = document;
	var head = doc.getElementsByTagName("head")[0];
	var style = null;
	if (head) {
		style = doc.createElement("style");
		style.textContent = css;
		style.type = "text/css";
		head.appendChild(style);
	}
	return style;
}

var div_ = document.createElement("div");
function DOM(html) {
	var div = div_.cloneNode(false);
	div.innerHTML = html;
	return div.firstChild;
}
function wrapWithDiv(html) {
	var div = document.createElement("div");
	div.innerHTML = html;
	return div;
}

function extend(child, super_, properties) {
	if (Object.create) {
		child.prototype = Object.create(super_.prototype, properties);
	} else if (Object.__proto__) {
		child.prototype.__proto__ = super_.prototype;
		Object.defineProperties(child.prototype, properties);
	} else {
		for (var property in super_.prototype) {
			if (typeof child.prototype[property] === "undefined") {
				child.prototype[property] = super_.prototype[property];
			}
		}
		Object.defineProperties(child.prototype, properties);
	}
}

function loop(func, array) {
	var i = 0, length = array.length, dfd = $.Deferred();
	(function loop() {
		var t = Date.now();
		do {
			if (i === length) {
				dfd.resolve();
				return;
			}
			func(array[i++]);
		} while (Date.now() - t < 20);
		setTimeout(loop, 0);
	})();
	return dfd.promise();
}

function parseQuery(search) {
	var obj = {}, kvs = search.substring(1).split("&");
	kvs.forEach(function (kv) {
		obj[kv.split("=")[0]] = kv.split("=")[1];
	});
	return obj;
}
;
// ==UserScript==
// @name        tree view for qwerty
// @namespace   strangeworld
// @description くわツリービュー。あやしいわーるど@上海の投稿をツリーで表示できます。スタック表示の方にもいくつか機能を追加できます。
// @include     http://qwerty.on.arena.ne.jp/cgi-bin/bbs.cgi*
// @grant       GM_setValue
// @grant       GM_getValue
// @grant       GM_deleteValue
// @grant       GM_xmlhttpRequest
// @version     10.1.1
// ==/UserScript==

function main() {
	var q = parseQuery(location.search);
	var action = whatToDo(q);
	if (action.wait && document.readyState !== "complete") {
		$(document).one("DOMContentLoaded", action);
	} else {
		action(q);
	}
}

main();
})()