Responsive Website Design: Responsive modal Login form with facebook and twitter

Create index.html

<!DOCTYPE html>
<html>
<head>
<meta charset='UTF-8'>
<title>jQuery Modal-Example</title>
<link href='http://fonts.googleapis.com/css?family=Lato' rel='stylesheet' type='text/css'>
<link href='style.css' rel='stylesheet' type='text/css'>
<script src='jquery.js' type='text/javascript'></script>
<script src='jquery.modal.js' type='text/javascript'></script>

<script>
 
(function() {
  $(function() {
    return $('.try').click(function(event) {
      event.preventDefault();
      event.stopPropagation();
      return $('.modal').modal();
    });
  });

}).call(this);
</script>
</head>
<body>
<div class='content'> <a class='try sans' href='#'>Login</a>
  <div class='modal fade'>
    <div class='header'> <a class='close' data-dismiss='modal'>×</a> </div>
    <div class='body'>
      <div class='social'> <a class='fb' href='#' rel='nofollow'> <span>Connect with</span> <strong>Facebook</strong> </a> <a class='tw' href='#' rel='nofollow'> <span>Connect with</span> <strong>Twitter</strong> </a> </div>
      <form>
        <input name='name' placeholder='Name' type='text'>
        <input name='email' placeholder='Email' type='email'>
        <input name='password' placeholder='Password' type='password'>
      </form>
    </div>
    <div class='footer'>
      <input class='submit' type='submit' value='Signup'>
    </div>
  </div>
</div>
</body>
</html>

Create style.css

* {
 -webkit-box-sizing: border-box;
 -moz-box-sizing: border-box;
 box-sizing: border-box;
}
body, html, p, h1, h2, h3, h4, h5, h6 {
 font-family: "Lato", "Helvetica", serif;
 font-weight: normal;
}
body, html, p, code {
 color: #888888;
}
h1, h2, h3, h4, h5, h6 {
 color: #444444;
}
.content {
 width:50%;
 height:20%;
 padding:10px;
 margin:auto;
 background:#333;
}
.formats .format {
 display: inline-block;
}
.try {
 border-radius: 4px;
 color: #333;
 display: block;
 font-size: 31px;
 font-weight: bold;
 margin: 20px 0;
 padding: 20px;
 text-align: center;
 text-decoration: none;
 background: #f0b7a1; /* Old browsers */
 /* IE9 SVG, needs conditional override of 'filter' to 'none' */
background: url(data:image/svg+xml;base64,PD94bWwgdmVyc2lvbj0iMS4wIiA/Pgo8c3ZnIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgd2lkdGg9IjEwMCUiIGhlaWdodD0iMTAwJSIgdmlld0JveD0iMCAwIDEgMSIgcHJlc2VydmVBc3BlY3RSYXRpbz0ibm9uZSI+CiAgPGxpbmVhckdyYWRpZW50IGlkPSJncmFkLXVjZ2ctZ2VuZXJhdGVkIiBncmFkaWVudFVuaXRzPSJ1c2VyU3BhY2VPblVzZSIgeDE9IjAlIiB5MT0iMCUiIHgyPSIwJSIgeTI9IjEwMCUiPgogICAgPHN0b3Agb2Zmc2V0PSIwJSIgc3RvcC1jb2xvcj0iI2YwYjdhMSIgc3RvcC1vcGFjaXR5PSIxIi8+CiAgICA8c3RvcCBvZmZzZXQ9Ijk4JSIgc3RvcC1jb2xvcj0iIzc1MjIwMSIgc3RvcC1vcGFjaXR5PSIxIi8+CiAgICA8c3RvcCBvZmZzZXQ9IjEwMCUiIHN0b3AtY29sb3I9IiNiZjZlNGUiIHN0b3Atb3BhY2l0eT0iMSIvPgogIDwvbGluZWFyR3JhZGllbnQ+CiAgPHJlY3QgeD0iMCIgeT0iMCIgd2lkdGg9IjEiIGhlaWdodD0iMSIgZmlsbD0idXJsKCNncmFkLXVjZ2ctZ2VuZXJhdGVkKSIgLz4KPC9zdmc+);
 background: -moz-linear-gradient(top, #f0b7a1 0%, #752201 98%, #bf6e4e 100%); /* FF3.6+ */
 background: -webkit-gradient(linear, left top, left bottom, color-stop(0%, #f0b7a1), color-stop(98%, #752201), color-stop(100%, #bf6e4e)); /* Chrome,Safari4+ */
 background: -webkit-linear-gradient(top, #f0b7a1 0%, #752201 98%, #bf6e4e 100%); /* Chrome10+,Safari5.1+ */
 background: -o-linear-gradient(top, #f0b7a1 0%, #752201 98%, #bf6e4e 100%); /* Opera 11.10+ */
 background: -ms-linear-gradient(top, #f0b7a1 0%, #752201 98%, #bf6e4e 100%); /* IE10+ */
 background: linear-gradient(to bottom, #f0b7a1 0%, #752201 98%, #bf6e4e 100%); /* W3C */
filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#f0b7a1', endColorstr='#bf6e4e', GradientType=0 ); /* IE6-8 */
}
.try:hover {
 background: #f0b7a1; /* Old browsers */
 /* IE9 SVG, needs conditional override of 'filter' to 'none' */
background: url(data:image/svg+xml;base64,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);
 background: -moz-linear-gradient(top, #f0b7a1 61%, #752201 98%, #bf6e4e 100%); /* FF3.6+ */
 background: -webkit-gradient(linear, left top, left bottom, color-stop(61%, #f0b7a1), color-stop(98%, #752201), color-stop(100%, #bf6e4e)); /* Chrome,Safari4+ */
 background: -webkit-linear-gradient(top, #f0b7a1 61%, #752201 98%, #bf6e4e 100%); /* Chrome10+,Safari5.1+ */
 background: -o-linear-gradient(top, #f0b7a1 61%, #752201 98%, #bf6e4e 100%); /* Opera 11.10+ */
 background: -ms-linear-gradient(top, #f0b7a1 61%, #752201 98%, #bf6e4e 100%); /* IE10+ */
 background: linear-gradient(to bottom, #f0b7a1 61%, #752201 98%, #bf6e4e 100%); /* W3C */
filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#f0b7a1', endColorstr='#bf6e4e', GradientType=0 ); /* IE6-8 */
}
.modal * {
 -webkit-transition: all 0.2s ease-in-out;
 -moz-transition: all 0.2s ease-in-out;
 transition: all 0.2s ease-in-out;
}
.modal form {
 margin: 0;
}
.modal form input[type="email"], .modal form input[type="number"], .modal form input[type="password"], .modal form input[type="search"], .modal form input[type="tel"], .modal form input[type="text"], .modal form input[type="url"], .modal form input[type="color"], .modal form input[type="date"], .modal form input[type="datetime"], .modal form input[type="datetime-local"], .modal form input[type="month"], .modal form input[type="time"], .modal form input[type="week"] {
 width: 100%;
 height: 48px;
 padding: 12px 14px;
 margin: 0 0 8px;
 display: block;
 outline: none;
 -webkit-appearance: none;
 -moz-appearance: none;
 -ms-appearance: none;
 -o-appearance: none;
 appearance: none;
 border-radius: 4px;
 border: 1px solid rgba(204, 204, 204, 0.8);
 box-shadow: inset 0 1px 2px rgba(68, 68, 68, 0.2);
}
.modal form input[type="email"]:focus, .modal form input[type="number"]:focus, .modal form input[type="password"]:focus, .modal form input[type="search"]:focus, .modal form input[type="tel"]:focus, .modal form input[type="text"]:focus, .modal form input[type="url"]:focus, .modal form input[type="color"]:focus, .modal form input[type="date"]:focus, .modal form input[type="datetime"]:focus, .modal form input[type="datetime-local"]:focus, .modal form input[type="month"]:focus, .modal form input[type="time"]:focus, .modal form input[type="week"]:focus {
 border: 1px solid rgba(85, 170, 238, 0.8);
 box-shadow: inset 0 1px 2px rgba(68, 68, 68, 0.2), 0 0 8px rgba(85, 170, 238, 0.8);
}
.modal .social {
 margin: 0 0 8px;
}
.modal .social > * {
 width: 155px;
 height: 60px;
 padding: 11px;
 line-height: 20px;
 display: inline-block;
 text-align: center;
 text-decoration: none;
 border-radius: 4px;
}
.modal .social > *.tw {
 margin-left: 4px;
 color: white;
 background: #22bbff;
 border-bottom-left-radius: 29px;
 border-top-right-radius: 29px;
}
.modal .social > *.tw:hover {
 background: #00acf8;
}
.modal .social > *.tw:active {
 background: #4bc8ff;
}
.modal .social > *.fb {
 margin-right: 4px;
 color: white;
 background: #5577bb;
 border-bottom-left-radius: 29px;
 border-top-right-radius: 29px;
}
.modal .social > *.fb:hover {
 background: #4263a5;
}
.modal .social > *.fb:active {
 background: #728ec7;
}
.modal .submit {
 color: white;
 background: #88cc44;
 padding: 10px 20px;
 border: none;
 cursor: pointer;
 border-radius: 4px 29px;
}
.modal .submit:hover {
 background: #74b632;
 text-decoration: none;
}
.modal .submit:active {
 background: #9cd564;
 text-decoration: none;
}
/*-------------------------------------------------modal css starts here-------------------------------------------------------*/
.modal, .vignette, .modaler {
 -webkit-transition: all 0.2s ease-in-out;
 -moz-transition: all 0.2s ease-in-out;
 transition: all 0.2s ease-in-out;
}
.modaled {
 overflow: hidden;
 -webkit-overflow-style: none;
 -moz-overflow-style: none;
 -ms-overflow-style: none;
}
 .modaled::-webkit-scrollbar {
 display: none !important;
 width: 0 !important;
}
 .modaled::-moz-scrollbar {
 display: none !important;
 width: 0 !important;
}
 .modaled::-ms-scrollbar {
 display: none !important;
 width: 0 !important;
}
.modaler {
 position: fixed;
 top: 0;
 left: 0;
 right: 0;
 bottom: 0;
 overflow-x: hidden;
 overflow-y: auto;
 z-index: 4000;
}
.modaler .modal {
 position: relative;
 top: inherit;
 left: inherit;
 right: inherit;
 margin: 40px auto;
}
.modal {
 position: fixed;
 background: white;
 top: 20%;
 left: 50%;
 right: 50%;
 width: 342px;
 margin: 0 -320px;
 z-index: 4000;
 box-shadow: 0 2px 8px black;
 opacity: 1;
 filter: alpha(opacity=100);
 -webkit-transform: scale(1);
 -moz-transform: scale(1);
 -ms-transform: scale(1);
 -o-transform: scale(1);
 transform: scale(1);
 border-top-right-radius: 29px;
 border-bottom-left-radius: 29px;
}
.modal.fade {
 opacity: 0;
 filter: alpha(opacity=0);
 -webkit-transform: scale(0.8);
 -moz-transform: scale(0.8);
 -ms-transform: scale(0.8);
 -o-transform: scale(0.8);
 transform: scale(0.8);
}
.modal .header, .modal .footer, .modal .body {
 padding: 10px;
}
.modal .header:before, .modal .header:after, .modal .footer:before, .modal .footer:after, .modal .body:before, .modal .body:after {
 content: " ";
 display: table;
 clear: both;
}
.modal .header *, .modal .footer * {
 margin: 0;
}
.modal .body {
 min-height: 240px;
 max-height: 480px;
 overflow: auto;
}
.modal .header {
 border-bottom: 1px solid #eeeeee;
}
.modal .footer {
 border-top: 1px solid #eeeeee;
}
.modal .close {
 color: gray;
 float: right;
 display: block;
 cursor: pointer;
 width: 20px;
 height: 20px;
 display: block;
 font-size: 20px;
 font-weight: bold;
 line-height: 20px;
 text-align: center;
}
.vignette {
 position: fixed;
 top: 0;
 left: 0;
 bottom: 0;
 right: 0;
 width: 100%;
 height: 100%;
 background: black;
 z-index: 2000;
 opacity: 0.8;
 filter: alpha(opacity=80);
}
.vignette.fade {
 opacity: 0;
 filter: alpha(opacity=0);
}

Create jquery.modal.js

(function() {
  "use strict";
  var $, Animation, Modal,
    __bind = function(fn, me){ return function(){ return fn.apply(me, arguments); }; };

$ = jQuery;

Animation = (function() {
    function Animation() {}

Animation.transitions = {
      "webkitTransition": "webkitTransitionEnd",
      "mozTransition": "mozTransitionEnd",
      "oTransition": "oTransitionEnd",
      "transition": "transitionend"
    };

Animation.transition = function($el) {
      var el, result, type, _ref;
      el = $el[0];
      _ref = this.transitions;
      for (type in _ref) {
        result = _ref[type];
        if (el.style[type] != null) {
          return result;
        }
      }
    };

Animation.execute = function($el, callback) {
      var transition;
      transition = this.transition($el);
      if (transition != null) {
        return $el.one(transition, callback);
      } else {
        return callback();
      }
    };

Animation.hide = function($el, klass) {
      if (klass == null) {
        klass = 'fade';
      }
      return $el.addClass(klass);
    };

Animation.show = function($el, klass) {
      if (klass == null) {
        klass = 'fade';
      }
      return $el.removeClass(klass);
    };

Animation.enable = function($el, klass) {
      return $el.addClass(klass);
    };

Animation.disable = function($el, klass) {
      return $el.removeClass(klass);
    };

return Animation;

})();

Modal = (function() {
    Modal.modal = function($el, options) {
      var data;
      if (options == null) {
        options = {};
      }
      data = $el.data('modal');
      if (!data) {
        data = new Modal($el, options);
        $el.data('modal', data);
      }
      return data;
    };

Modal.prototype.$ = function(selector) {
      return this.$modal.find(selector);
    };

Modal.prototype.remove = function() {
      this.$modal.remove();
      return this.$vignette.remove();
    };

Modal.prototype.close = function(event) {
      if (event != null) {
        event.preventDefault();
      }
      if (event != null) {
        event.stopPropagation();
      }
      return this.hide();
    };

Modal.prototype.keyup = function(event) {
      if (event.target.form != null) {
        return;
      }
      if (event.which === 27) {
        return this.close();
      }
    };

Modal.prototype.observe = function(method) {
      var modaler, that;
      if (method == null) {
        method = 'on';
      }
      if (!this.settings["static"]) {
        that = this;
        modaler = function(event) {
          if (event.target === this) {
            return that.close(event);
          }
        };
        this.$modal.parent('.modaler')[method]('click', modaler);
        $(document)[method]('keyup', this.keyup);
        this.$vignette[method]('click', this.close);
        return this.$modal[method]('click', '[data-dismiss="modal"]', this.close);
      }
    };

Modal.prototype.hide = function() {
      var alpha, omega,
        _this = this;
      alpha = function() {
        return _this.observe('off');
      };
      omega = function() {
        Animation.disable($(document.body), 'modaled');
        if (_this.$modal.parent('.modaler').length) {
          _this.$modal.unwrap();
        }
        _this.$modal.trigger('hidden');
        _this.$vignette.remove();
        return _this.$modal.hide();
      };
      alpha();
      this.vignette('hide');
      return this.modal('hide', omega);
    };

Modal.prototype.show = function() {
      var alpha, omega,
        _this = this;
      omega = function() {
        return _this.observe('on');
      };
      alpha = function() {
        Animation.enable($(document.body), 'modaled');
        if (!_this.$modal.parent('.modaler').length) {
          _this.$modal.wrap("<div class='modaler'></div>");
        }
        _this.$modal.trigger('shown');
        $(document.body).append(_this.$vignette);
        return _this.$modal.show();
      };
      alpha();
      this.vignette('show');
      return this.modal('show', omega);
    };

Modal.prototype.modal = function(method, callback) {
      this.$vignette.position();
      Animation[method](this.$modal);
      if (callback != null) {
        return Animation.execute(this.$modal, callback);
      }
    };

Modal.prototype.vignette = function(method, callback) {
      this.$vignette.position();
      Animation[method](this.$vignette);
      if (callback != null) {
        return Animation.execute(this.$vignette, callback);
      }
    };

return Modal;

})();

$.fn.extend({
    modal: function(option) {
      if (option == null) {
        option = {};
      }
      return this.each(function() {
        var $this, action, options;
        $this = $(this);
        options = $.extend({}, $.fn.modal.defaults, typeof option === "object" && option);
        action = typeof option === "string" ? option : option.action;
        if (action == null) {
          action = "show";
        }
        return Modal.modal($this, options)[action]();
      });
    }
  });

}).call(this);

Create jquery.js

/*!
 * jQuery JavaScript Library v1.10.2
 * http://jquery.com/
 *
 * Copyright 2005, 2013 jQuery Foundation, Inc. and other contributors
 * Released under the MIT license
 * http://jquery.org/license
 *
 */
(function( window, undefined ) {
var
 readyList,
 rootjQuery,

// Support: IE<10
 // For `typeof xmlNode.method` instead of `xmlNode.method !== undefined`
 core_strundefined = typeof undefined,

// Use the correct document accordingly with window argument (sandbox)
 location = window.location,
 document = window.document,
 docElem = document.documentElement,

// Map over jQuery in case of overwrite
 _jQuery = window.jQuery,

// Map over the $ in case of overwrite
 _$ = window.$,

// [[Class]] -> type pairs
 class2type = {},

// List of deleted data cache ids, so we can reuse them
 core_deletedIds = [],

core_version = "1.10.2",

// Save a reference to some core methods
 core_concat = core_deletedIds.concat,
 core_push = core_deletedIds.push,
 core_slice = core_deletedIds.slice,
 core_indexOf = core_deletedIds.indexOf,
 core_toString = class2type.toString,
 core_hasOwn = class2type.hasOwnProperty,
 core_trim = core_version.trim,

// Define a local copy of jQuery
 jQuery = function( selector, context ) {
  // The jQuery object is actually just the init constructor 'enhanced'
  return new jQuery.fn.init( selector, context, rootjQuery );
 },

// Used for matching numbers
 core_pnum = /[+-]?(?:\d*\.|)\d+(?:[eE][+-]?\d+|)/.source,

// Used for splitting on whitespace
 core_rnotwhite = /\S+/g,

// Make sure we trim BOM and NBSP (here's looking at you, Safari 5.0 and IE)
 rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g,

// A simple way to check for HTML strings
 // Prioritize #id over <tag> to avoid XSS via location.hash (#9521)
 // Strict HTML recognition (#11290: must start with <)
 rquickExpr = /^(?:\s*(<[\w\W]+>)[^>]*|#([\w-]*))$/,

// Match a standalone tag
 rsingleTag = /^<(\w+)\s*\/?>(?:<\/\1>|)$/,

// JSON RegExp
 rvalidchars = /^[\],:{}\s]*$/,
 rvalidbraces = /(?:^|:|,)(?:\s*\[)+/g,
 rvalidescape = /\\(?:["\\\/bfnrt]|u[\da-fA-F]{4})/g,
 rvalidtokens = /"[^"\\\r\n]*"|true|false|null|-?(?:\d+\.|)\d+(?:[eE][+-]?\d+|)/g,

// Matches dashed string for camelizing
 rmsPrefix = /^-ms-/,
 rdashAlpha = /-([\da-z])/gi,

// Used by jQuery.camelCase as callback to replace()
 fcamelCase = function( all, letter ) {
  return letter.toUpperCase();
 },

// The ready event handler
 completed = function( event ) {

// readyState === "complete" is good enough for us to call the dom ready in oldIE
  if ( document.addEventListener || event.type === "load" || document.readyState === "complete" ) {
   detach();
   jQuery.ready();
  }
 },
 // Clean-up method for dom ready events
 detach = function() {
  if ( document.addEventListener ) {
   document.removeEventListener( "DOMContentLoaded", completed, false );
   window.removeEventListener( "load", completed, false );

} else {
   document.detachEvent( "onreadystatechange", completed );
   window.detachEvent( "onload", completed );
  }
 };

jQuery.fn = jQuery.prototype = {
 // The current version of jQuery being used
 jquery: core_version,

constructor: jQuery,
 init: function( selector, context, rootjQuery ) {
  var match, elem;

// HANDLE: $(""), $(null), $(undefined), $(false)
  if ( !selector ) {
   return this;
  }

// Handle HTML strings
  if ( typeof selector === "string" ) {
   if ( selector.charAt(0) === "<" && selector.charAt( selector.length - 1 ) === ">" && selector.length >= 3 ) {
    // Assume that strings that start and end with <> are HTML and skip the regex check
    match = [ null, selector, null ];

} else {
    match = rquickExpr.exec( selector );
   }

// Match html or make sure no context is specified for #id
   if ( match && (match[1] || !context) ) {

// HANDLE: $(html) -> $(array)
    if ( match[1] ) {
     context = context instanceof jQuery ? context[0] : context;

// scripts is true for back-compat
     jQuery.merge( this, jQuery.parseHTML(
      match[1],
      context && context.nodeType ? context.ownerDocument || context : document,
      true
     ) );

// HANDLE: $(html, props)
     if ( rsingleTag.test( match[1] ) && jQuery.isPlainObject( context ) ) {
      for ( match in context ) {
       // Properties of context are called as methods if possible
       if ( jQuery.isFunction( this[ match ] ) ) {
        this[ match ]( context[ match ] );

// ...and otherwise set as attributes
       } else {
        this.attr( match, context[ match ] );
       }
      }
     }

return this;

// HANDLE: $(#id)
    } else {
     elem = document.getElementById( match[2] );

// Check parentNode to catch when Blackberry 4.6 returns
     // nodes that are no longer in the document #6963
     if ( elem && elem.parentNode ) {
      // Handle the case where IE and Opera return items
      // by name instead of ID
      if ( elem.id !== match[2] ) {
       return rootjQuery.find( selector );
      }

// Otherwise, we inject the element directly into the jQuery object
      this.length = 1;
      this[0] = elem;
     }

this.context = document;
     this.selector = selector;
     return this;
    }

// HANDLE: $(expr, $(...))
   } else if ( !context || context.jquery ) {
    return ( context || rootjQuery ).find( selector );

// HANDLE: $(expr, context)
   // (which is just equivalent to: $(context).find(expr)
   } else {
    return this.constructor( context ).find( selector );
   }

// HANDLE: $(DOMElement)
  } else if ( selector.nodeType ) {
   this.context = this[0] = selector;
   this.length = 1;
   return this;

// HANDLE: $(function)
  // Shortcut for document ready
  } else if ( jQuery.isFunction( selector ) ) {
   return rootjQuery.ready( selector );
  }

if ( selector.selector !== undefined ) {
   this.selector = selector.selector;
   this.context = selector.context;
  }

return jQuery.makeArray( selector, this );
 },

// Start with an empty selector
 selector: "",

// The default length of a jQuery object is 0
 length: 0,

toArray: function() {
  return core_slice.call( this );
 },

// Get the Nth element in the matched element set OR
 // Get the whole matched element set as a clean array
 get: function( num ) {
  return num == null ?

// Return a 'clean' array
   this.toArray() :

// Return just the object
   ( num < 0 ? this[ this.length + num ] : this[ num ] );
 },

// Take an array of elements and push it onto the stack
 // (returning the new matched element set)
 pushStack: function( elems ) {

// Build a new jQuery matched element set
  var ret = jQuery.merge( this.constructor(), elems );

// Add the old object onto the stack (as a reference)
  ret.prevObject = this;
  ret.context = this.context;

// Return the newly-formed element set
  return ret;
 },

// Execute a callback for every element in the matched set.
 // (You can seed the arguments with an array of args, but this is
 // only used internally.)
 each: function( callback, args ) {
  return jQuery.each( this, callback, args );
 },

ready: function( fn ) {
  // Add the callback
  jQuery.ready.promise().done( fn );

return this;
 },

slice: function() {
  return this.pushStack( core_slice.apply( this, arguments ) );
 },

first: function() {
  return this.eq( 0 );
 },

last: function() {
  return this.eq( -1 );
 },

eq: function( i ) {
  var len = this.length,
   j = +i + ( i < 0 ? len : 0 );
  return this.pushStack( j >= 0 && j < len ? [ this[j] ] : [] );
 },

map: function( callback ) {
  return this.pushStack( jQuery.map(this, function( elem, i ) {
   return callback.call( elem, i, elem );
  }));
 },

end: function() {
  return this.prevObject || this.constructor(null);
 },

// For internal use only.
 // Behaves like an Array's method, not like a jQuery method.
 push: core_push,
 sort: [].sort,
 splice: [].splice
};

// Give the init function the jQuery prototype for later instantiation
jQuery.fn.init.prototype = jQuery.fn;

jQuery.extend = jQuery.fn.extend = function() {
 var src, copyIsArray, copy, name, options, clone,
  target = arguments[0] || {},
  i = 1,
  length = arguments.length,
  deep = false;

// Handle a deep copy situation
 if ( typeof target === "boolean" ) {
  deep = target;
  target = arguments[1] || {};
  // skip the boolean and the target
  i = 2;
 }

// Handle case when target is a string or something (possible in deep copy)
 if ( typeof target !== "object" && !jQuery.isFunction(target) ) {
  target = {};
 }

// extend jQuery itself if only one argument is passed
 if ( length === i ) {
  target = this;
  --i;
 }

for ( ; i < length; i++ ) {
  // Only deal with non-null/undefined values
  if ( (options = arguments[ i ]) != null ) {
   // Extend the base object
   for ( name in options ) {
    src = target[ name ];
    copy = options[ name ];

// Prevent never-ending loop
    if ( target === copy ) {
     continue;
    }

// Recurse if we're merging plain objects or arrays
    if ( deep && copy && ( jQuery.isPlainObject(copy) || (copyIsArray = jQuery.isArray(copy)) ) ) {
     if ( copyIsArray ) {
      copyIsArray = false;
      clone = src && jQuery.isArray(src) ? src : [];

} else {
      clone = src && jQuery.isPlainObject(src) ? src : {};
     }

// Never move original objects, clone them
     target[ name ] = jQuery.extend( deep, clone, copy );

// Don't bring in undefined values
    } else if ( copy !== undefined ) {
     target[ name ] = copy;
    }
   }
  }
 }

// Return the modified object
 return target;
};

jQuery.extend({
 // Unique for each copy of jQuery on the page
 // Non-digits removed to match rinlinejQuery
 expando: "jQuery" + ( core_version + Math.random() ).replace( /\D/g, "" ),

noConflict: function( deep ) {
  if ( window.$ === jQuery ) {
   window.$ = _$;
  }

if ( deep && window.jQuery === jQuery ) {
   window.jQuery = _jQuery;
  }

return jQuery;
 },

// Is the DOM ready to be used? Set to true once it occurs.
 isReady: false,

// A counter to track how many items to wait for before
 // the ready event fires. See #6781
 readyWait: 1,

// Hold (or release) the ready event
 holdReady: function( hold ) {
  if ( hold ) {
   jQuery.readyWait++;
  } else {
   jQuery.ready( true );
  }
 },

// Handle when the DOM is ready
 ready: function( wait ) {

// Abort if there are pending holds or we're already ready
  if ( wait === true ? --jQuery.readyWait : jQuery.isReady ) {
   return;
  }

// Make sure body exists, at least, in case IE gets a little overzealous (ticket #5443).
  if ( !document.body ) {
   return setTimeout( jQuery.ready );
  }

// Remember that the DOM is ready
  jQuery.isReady = true;

// If a normal DOM Ready event fired, decrement, and wait if need be
  if ( wait !== true && --jQuery.readyWait > 0 ) {
   return;
  }

// If there are functions bound, to execute
  readyList.resolveWith( document, [ jQuery ] );

// Trigger any bound ready events
  if ( jQuery.fn.trigger ) {
   jQuery( document ).trigger("ready").off("ready");
  }
 },

// See test/unit/core.js for details concerning isFunction.
 // Since version 1.3, DOM methods and functions like alert
 // aren't supported. They return false on IE (#2968).
 isFunction: function( obj ) {
  return jQuery.type(obj) === "function";
 },

isArray: Array.isArray || function( obj ) {
  return jQuery.type(obj) === "array";
 },

isWindow: function( obj ) {
  /* jshint eqeqeq: false */
  return obj != null && obj == obj.window;
 },

isNumeric: function( obj ) {
  return !isNaN( parseFloat(obj) ) && isFinite( obj );
 },

type: function( obj ) {
  if ( obj == null ) {
   return String( obj );
  }
  return typeof obj === "object" || typeof obj === "function" ?
   class2type[ core_toString.call(obj) ] || "object" :
   typeof obj;
 },

isPlainObject: function( obj ) {
  var key;

// Must be an Object.
  // Because of IE, we also have to check the presence of the constructor property.
  // Make sure that DOM nodes and window objects don't pass through, as well
  if ( !obj || jQuery.type(obj) !== "object" || obj.nodeType || jQuery.isWindow( obj ) ) {
   return false;
  }

try {
   // Not own constructor property must be Object
   if ( obj.constructor &&
    !core_hasOwn.call(obj, "constructor") &&
    !core_hasOwn.call(obj.constructor.prototype, "isPrototypeOf") ) {
    return false;
   }
  } catch ( e ) {
   // IE8,9 Will throw exceptions on certain host objects #9897
   return false;
  }

// Support: IE<9
  // Handle iteration over inherited properties before own properties.
  if ( jQuery.support.ownLast ) {
   for ( key in obj ) {
    return core_hasOwn.call( obj, key );
   }
  }

// Own properties are enumerated firstly, so to speed up,
  // if last one is own, then all properties are own.
  for ( key in obj ) {}

return key === undefined || core_hasOwn.call( obj, key );
 },

isEmptyObject: function( obj ) {
  var name;
  for ( name in obj ) {
   return false;
  }
  return true;
 },

error: function( msg ) {
  throw new Error( msg );
 },

// data: string of html
 // context (optional): If specified, the fragment will be created in this context, defaults to document
 // keepScripts (optional): If true, will include scripts passed in the html string
 parseHTML: function( data, context, keepScripts ) {
  if ( !data || typeof data !== "string" ) {
   return null;
  }
  if ( typeof context === "boolean" ) {
   keepScripts = context;
   context = false;
  }
  context = context || document;

var parsed = rsingleTag.exec( data ),
   scripts = !keepScripts && [];

// Single tag
  if ( parsed ) {
   return [ context.createElement( parsed[1] ) ];
  }

parsed = jQuery.buildFragment( [ data ], context, scripts );
  if ( scripts ) {
   jQuery( scripts ).remove();
  }
  return jQuery.merge( [], parsed.childNodes );
 },

parseJSON: function( data ) {
  // Attempt to parse using the native JSON parser first
  if ( window.JSON && window.JSON.parse ) {
   return window.JSON.parse( data );
  }

if ( data === null ) {
   return data;
  }

if ( typeof data === "string" ) {

// Make sure leading/trailing whitespace is removed (IE can't handle it)
   data = jQuery.trim( data );

if ( data ) {
    // Make sure the incoming data is actual JSON
    // Logic borrowed from http://json.org/json2.js
    if ( rvalidchars.test( data.replace( rvalidescape, "@" )
     .replace( rvalidtokens, "]" )
     .replace( rvalidbraces, "")) ) {

return ( new Function( "return " + data ) )();
    }
   }
  }

jQuery.error( "Invalid JSON: " + data );
 },

// Cross-browser xml parsing
 parseXML: function( data ) {
  var xml, tmp;
  if ( !data || typeof data !== "string" ) {
   return null;
  }
  try {
   if ( window.DOMParser ) { // Standard
    tmp = new DOMParser();
    xml = tmp.parseFromString( data , "text/xml" );
   } else { // IE
    xml = new ActiveXObject( "Microsoft.XMLDOM" );
    xml.async = "false";
    xml.loadXML( data );
   }
  } catch( e ) {
   xml = undefined;
  }
  if ( !xml || !xml.documentElement || xml.getElementsByTagName( "parsererror" ).length ) {
   jQuery.error( "Invalid XML: " + data );
  }
  return xml;
 },

noop: function() {},

// Evaluates a script in a global context
 // Workarounds based on findings by Jim Driscoll
 // http://weblogs.java.net/blog/driscoll/archive/2009/09/08/eval-javascript-global-context
 globalEval: function( data ) {
  if ( data && jQuery.trim( data ) ) {
   // We use execScript on Internet Explorer
   // We use an anonymous function so that context is window
   // rather than jQuery in Firefox
   ( window.execScript || function( data ) {
    window[ "eval" ].call( window, data );
   } )( data );
  }
 },

// Convert dashed to camelCase; used by the css and data modules
 // Microsoft forgot to hump their vendor prefix (#9572)
 camelCase: function( string ) {
  return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase );
 },

nodeName: function( elem, name ) {
  return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase();
 },

// args is for internal usage only
 each: function( obj, callback, args ) {
  var value,
   i = 0,
   length = obj.length,
   isArray = isArraylike( obj );

if ( args ) {
   if ( isArray ) {
    for ( ; i < length; i++ ) {
     value = callback.apply( obj[ i ], args );

if ( value === false ) {
      break;
     }
    }
   } else {
    for ( i in obj ) {
     value = callback.apply( obj[ i ], args );

if ( value === false ) {
      break;
     }
    }
   }

// A special, fast, case for the most common use of each
  } else {
   if ( isArray ) {
    for ( ; i < length; i++ ) {
     value = callback.call( obj[ i ], i, obj[ i ] );

if ( value === false ) {
      break;
     }
    }
   } else {
    for ( i in obj ) {
     value = callback.call( obj[ i ], i, obj[ i ] );

if ( value === false ) {
      break;
     }
    }
   }
  }

return obj;
 },

// Use native String.trim function wherever possible
 trim: core_trim && !core_trim.call("\uFEFF\xA0") ?
  function( text ) {
   return text == null ?
    "" :
    core_trim.call( text );
  } :

// Otherwise use our own trimming functionality
  function( text ) {
   return text == null ?
    "" :
    ( text + "" ).replace( rtrim, "" );
  },

// results is for internal usage only
 makeArray: function( arr, results ) {
  var ret = results || [];

if ( arr != null ) {
   if ( isArraylike( Object(arr) ) ) {
    jQuery.merge( ret,
     typeof arr === "string" ?
     [ arr ] : arr
    );
   } else {
    core_push.call( ret, arr );
   }
  }

return ret;
 },

inArray: function( elem, arr, i ) {
  var len;

if ( arr ) {
   if ( core_indexOf ) {
    return core_indexOf.call( arr, elem, i );
   }

len = arr.length;
   i = i ? i < 0 ? Math.max( 0, len + i ) : i : 0;

for ( ; i < len; i++ ) {
    // Skip accessing in sparse arrays
    if ( i in arr && arr[ i ] === elem ) {
     return i;
    }
   }
  }

return -1;
 },

merge: function( first, second ) {
  var l = second.length,
   i = first.length,
   j = 0;

if ( typeof l === "number" ) {
   for ( ; j < l; j++ ) {
    first[ i++ ] = second[ j ];
   }
  } else {
   while ( second[j] !== undefined ) {
    first[ i++ ] = second[ j++ ];
   }
  }

first.length = i;

return first;
 },

grep: function( elems, callback, inv ) {
  var retVal,
   ret = [],
   i = 0,
   length = elems.length;
  inv = !!inv;

// Go through the array, only saving the items
  // that pass the validator function
  for ( ; i < length; i++ ) {
   retVal = !!callback( elems[ i ], i );
   if ( inv !== retVal ) {
    ret.push( elems[ i ] );
   }
  }

return ret;
 },

// arg is for internal usage only
 map: function( elems, callback, arg ) {
  var value,
   i = 0,
   length = elems.length,
   isArray = isArraylike( elems ),
   ret = [];

// Go through the array, translating each of the items to their
  if ( isArray ) {
   for ( ; i < length; i++ ) {
    value = callback( elems[ i ], i, arg );

if ( value != null ) {
     ret[ ret.length ] = value;
    }
   }

// Go through every key on the object,
  } else {
   for ( i in elems ) {
    value = callback( elems[ i ], i, arg );

if ( value != null ) {
     ret[ ret.length ] = value;
    }
   }
  }

// Flatten any nested arrays
  return core_concat.apply( [], ret );
 },

// A global GUID counter for objects
 guid: 1,

// Bind a function to a context, optionally partially applying any
 // arguments.
 proxy: function( fn, context ) {
  var args, proxy, tmp;

if ( typeof context === "string" ) {
   tmp = fn[ context ];
   context = fn;
   fn = tmp;
  }

// Quick check to determine if target is callable, in the spec
  // this throws a TypeError, but we will just return undefined.
  if ( !jQuery.isFunction( fn ) ) {
   return undefined;
  }

// Simulated bind
  args = core_slice.call( arguments, 2 );
  proxy = function() {
   return fn.apply( context || this, args.concat( core_slice.call( arguments ) ) );
  };

// Set the guid of unique handler to the same of original handler, so it can be removed
  proxy.guid = fn.guid = fn.guid || jQuery.guid++;

return proxy;
 },

// Multifunctional method to get and set values of a collection
 // The value/s can optionally be executed if it's a function
 access: function( elems, fn, key, value, chainable, emptyGet, raw ) {
  var i = 0,
   length = elems.length,
   bulk = key == null;

// Sets many values
  if ( jQuery.type( key ) === "object" ) {
   chainable = true;
   for ( i in key ) {
    jQuery.access( elems, fn, i, key[i], true, emptyGet, raw );
   }

// Sets one value
  } else if ( value !== undefined ) {
   chainable = true;

if ( !jQuery.isFunction( value ) ) {
    raw = true;
   }

if ( bulk ) {
    // Bulk operations run against the entire set
    if ( raw ) {
     fn.call( elems, value );
     fn = null;

// ...except when executing function values
    } else {
     bulk = fn;
     fn = function( elem, key, value ) {
      return bulk.call( jQuery( elem ), value );
     };
    }
   }

if ( fn ) {
    for ( ; i < length; i++ ) {
     fn( elems[i], key, raw ? value : value.call( elems[i], i, fn( elems[i], key ) ) );
    }
   }
  }

return chainable ?
   elems :

// Gets
   bulk ?
    fn.call( elems ) :
    length ? fn( elems[0], key ) : emptyGet;
 },

now: function() {
  return ( new Date() ).getTime();
 },

// A method for quickly swapping in/out CSS properties to get correct calculations.
 // Note: this method belongs to the css module but it's needed here for the support module.
 // If support gets modularized, this method should be moved back to the css module.
 swap: function( elem, options, callback, args ) {
  var ret, name,
   old = {};

// Remember the old values, and insert the new ones
  for ( name in options ) {
   old[ name ] = elem.style[ name ];
   elem.style[ name ] = options[ name ];
  }

ret = callback.apply( elem, args || [] );

// Revert the old values
  for ( name in options ) {
   elem.style[ name ] = old[ name ];
  }

return ret;
 }
});

jQuery.ready.promise = function( obj ) {
 if ( !readyList ) {

readyList = jQuery.Deferred();

// Catch cases where $(document).ready() is called after the browser event has already occurred.
  // we once tried to use readyState "interactive" here, but it caused issues like the one
  // discovered by ChrisS here: http://bugs.jquery.com/ticket/12282#comment:15
  if ( document.readyState === "complete" ) {
   // Handle it asynchronously to allow scripts the opportunity to delay ready
   setTimeout( jQuery.ready );

// Standards-based browsers support DOMContentLoaded
  } else if ( document.addEventListener ) {
   // Use the handy event callback
   document.addEventListener( "DOMContentLoaded", completed, false );

// A fallback to window.onload, that will always work
   window.addEventListener( "load", completed, false );

// If IE event model is used
  } else {
   // Ensure firing before onload, maybe late but safe also for iframes
   document.attachEvent( "onreadystatechange", completed );

// A fallback to window.onload, that will always work
   window.attachEvent( "onload", completed );

// If IE and not a frame
   // continually check to see if the document is ready
   var top = false;

try {
    top = window.frameElement == null && document.documentElement;
   } catch(e) {}

if ( top && top.doScroll ) {
    (function doScrollCheck() {
     if ( !jQuery.isReady ) {

try {
       // Use the trick by Diego Perini
       // http://javascript.nwbox.com/IEContentLoaded/
       top.doScroll("left");
      } catch(e) {
       return setTimeout( doScrollCheck, 50 );
      }

// detach all dom ready events
      detach();

// and execute any waiting functions
      jQuery.ready();
     }
    })();
   }
  }
 }
 return readyList.promise( obj );
};

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

function isArraylike( obj ) {
 var length = obj.length,
  type = jQuery.type( obj );

if ( jQuery.isWindow( obj ) ) {
  return false;
 }

if ( obj.nodeType === 1 && length ) {
  return true;
 }

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

// All jQuery objects should point back to these
rootjQuery = jQuery(document);
/*!
 * Sizzle CSS Selector Engine v1.10.2
 * http://sizzlejs.com/
 *
 * Copyright 2013 jQuery Foundation, Inc. and other contributors
 * Released under the MIT license
 * http://jquery.org/license
 *
 * Date: 2013-07-03
 */
(function( window, undefined ) {

var i,
 support,
 cachedruns,
 Expr,
 getText,
 isXML,
 compile,
 outermostContext,
 sortInput,

// Local document vars
 setDocument,
 document,
 docElem,
 documentIsHTML,
 rbuggyQSA,
 rbuggyMatches,
 matches,
 contains,

// Instance-specific data
 expando = "sizzle" + -(new Date()),
 preferredDoc = window.document,
 dirruns = 0,
 done = 0,
 classCache = createCache(),
 tokenCache = createCache(),
 compilerCache = createCache(),
 hasDuplicate = false,
 sortOrder = function( a, b ) {
  if ( a === b ) {
   hasDuplicate = true;
   return 0;
  }
  return 0;
 },

// General-purpose constants
 strundefined = typeof undefined,
 MAX_NEGATIVE = 1 << 31,

// Instance methods
 hasOwn = ({}).hasOwnProperty,
 arr = [],
 pop = arr.pop,
 push_native = arr.push,
 push = arr.push,
 slice = arr.slice,
 // Use a stripped-down indexOf if we can't use a native one
 indexOf = arr.indexOf || function( elem ) {
  var i = 0,
   len = this.length;
  for ( ; i < len; i++ ) {
   if ( this[i] === elem ) {
    return i;
   }
  }
  return -1;
 },

// Regular expressions

// Whitespace characters http://www.w3.org/TR/css3-selectors/#whitespace
 whitespace = "[\\x20\\t\\r\\n\\f]",
 // http://www.w3.org/TR/css3-syntax/#characters
 characterEncoding = "(?:\\\\.|[\\w-]|[^\\x00-\\xa0])+",

// Loosely modeled on CSS identifier characters
 // An unquoted value should be a CSS identifier http://www.w3.org/TR/css3-selectors/#attribute-selectors
 // Proper syntax: http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier
 identifier = characterEncoding.replace( "w", "w#" ),

// Acceptable operators http://www.w3.org/TR/selectors/#attribute-selectors
 attributes = "\\[" + whitespace + "*(" + characterEncoding + ")" + whitespace +
  "*(?:([*^$|!~]?=)" + whitespace + "*(?:(['\"])((?:\\\\.|[^\\\\])*?)\\3|(" + identifier + ")|)|)" + whitespace + "*\\]",

// Prefer arguments quoted,
 //   then not containing pseudos/brackets,
 //   then attribute selectors/non-parenthetical expressions,
 //   then anything else
 // These preferences are here to reduce the number of selectors
 //   needing tokenize in the PSEUDO preFilter
 pseudos = ":(" + characterEncoding + ")(?:\$((['\"])((?:\\\\.|[^\\\\])*?)\\3|((?:\\\\.|[^\\\\()[\\]]|" + attributes.replace( 3, 8 ) + ")*)|.*)\$|)",

// Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter
 rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ),

rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ),
 rcombinators = new RegExp( "^" + whitespace + "*([>+~]|" + whitespace + ")" + whitespace + "*" ),

rsibling = new RegExp( whitespace + "*[+~]" ),
 rattributeQuotes = new RegExp( "=" + whitespace + "*([^\\]'\"]*)" + whitespace + "*\\]", "g" ),

rpseudo = new RegExp( pseudos ),
 ridentifier = new RegExp( "^" + identifier + "$" ),

matchExpr = {
  "ID": new RegExp( "^#(" + characterEncoding + ")" ),
  "CLASS": new RegExp( "^\\.(" + characterEncoding + ")" ),
  "TAG": new RegExp( "^(" + characterEncoding.replace( "w", "w*" ) + ")" ),
  "ATTR": new RegExp( "^" + attributes ),
  "PSEUDO": new RegExp( "^" + pseudos ),
  "CHILD": new RegExp( "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\$" + whitespace +
   "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace +
   "*(\\d+)|))" + whitespace + "*\$|)", "i" ),
  "bool": new RegExp( "^(?:" + booleans + ")$", "i" ),
  // For use in libraries implementing .is()
  // We use this for POS matching in `select`
  "needsContext": new RegExp( "^" + whitespace + "*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\$" +
   whitespace + "*((?:-\\d)?\\d*)" + whitespace + "*\$|)(?=[^-]|$)", "i" )
 },

rnative = /^[^{]+\{\s*\[native \w/,

// Easily-parseable/retrievable ID or TAG or CLASS selectors
 rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/,

rinputs = /^(?:input|select|textarea|button)$/i,
 rheader = /^h\d$/i,

rescape = /'|\\/g,

// CSS escapes http://www.w3.org/TR/CSS21/syndata.html#escaped-characters
 runescape = new RegExp( "\\\\([\\da-f]{1,6}" + whitespace + "?|(" + whitespace + ")|.)", "ig" ),
 funescape = function( _, escaped, escapedWhitespace ) {
  var high = "0x" + escaped - 0x10000;
  // NaN means non-codepoint
  // Support: Firefox
  // Workaround erroneous numeric interpretation of +"0x"
  return high !== high || escapedWhitespace ?
   escaped :
   // BMP codepoint
   high < 0 ?
    String.fromCharCode( high + 0x10000 ) :
    // Supplemental Plane codepoint (surrogate pair)
    String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 );
 };

// Optimize for push.apply( _, NodeList )
try {
 push.apply(
  (arr = slice.call( preferredDoc.childNodes )),
  preferredDoc.childNodes
 );
 // Support: Android<4.0
 // Detect silently failing push.apply
 arr[ preferredDoc.childNodes.length ].nodeType;
} catch ( e ) {
 push = { apply: arr.length ?

// Leverage slice if possible
  function( target, els ) {
   push_native.apply( target, slice.call(els) );
  } :

// Support: IE<9
  // Otherwise append directly
  function( target, els ) {
   var j = target.length,
    i = 0;
   // Can't trust NodeList.length
   while ( (target[j++] = els[i++]) ) {}
   target.length = j - 1;
  }
 };
}

function Sizzle( selector, context, results, seed ) {
 var match, elem, m, nodeType,
  // QSA vars
  i, groups, old, nid, newContext, newSelector;

if ( ( context ? context.ownerDocument || context : preferredDoc ) !== document ) {
  setDocument( context );
 }

context = context || document;
 results = results || [];

if ( !selector || typeof selector !== "string" ) {
  return results;
 }

if ( (nodeType = context.nodeType) !== 1 && nodeType !== 9 ) {
  return [];
 }

if ( documentIsHTML && !seed ) {

// Shortcuts
  if ( (match = rquickExpr.exec( selector )) ) {
   // Speed-up: Sizzle("#ID")
   if ( (m = match[1]) ) {
    if ( nodeType === 9 ) {
     elem = context.getElementById( m );
     // Check parentNode to catch when Blackberry 4.6 returns
     // nodes that are no longer in the document #6963
     if ( elem && elem.parentNode ) {
      // Handle the case where IE, Opera, and Webkit return items
      // by name instead of ID
      if ( elem.id === m ) {
       results.push( elem );
       return results;
      }
     } else {
      return results;
     }
    } else {
     // Context is not a document
     if ( context.ownerDocument && (elem = context.ownerDocument.getElementById( m )) &&
      contains( context, elem ) && elem.id === m ) {
      results.push( elem );
      return results;
     }
    }

// Speed-up: Sizzle("TAG")
   } else if ( match[2] ) {
    push.apply( results, context.getElementsByTagName( selector ) );
    return results;

// Speed-up: Sizzle(".CLASS")
   } else if ( (m = match[3]) && support.getElementsByClassName && context.getElementsByClassName ) {
    push.apply( results, context.getElementsByClassName( m ) );
    return results;
   }
  }

// QSA path
  if ( support.qsa && (!rbuggyQSA || !rbuggyQSA.test( selector )) ) {
   nid = old = expando;
   newContext = context;
   newSelector = nodeType === 9 && selector;

// qSA works strangely on Element-rooted queries
   // We can work around this by specifying an extra ID on the root
   // and working up from there (Thanks to Andrew Dupont for the technique)
   // IE 8 doesn't work on object elements
   if ( nodeType === 1 && context.nodeName.toLowerCase() !== "object" ) {
    groups = tokenize( selector );

if ( (old = context.getAttribute("id")) ) {
     nid = old.replace( rescape, "\\$&" );
    } else {
     context.setAttribute( "id", nid );
    }
    nid = "[id='" + nid + "'] ";

i = groups.length;
    while ( i-- ) {
     groups[i] = nid + toSelector( groups[i] );
    }
    newContext = rsibling.test( selector ) && context.parentNode || context;
    newSelector = groups.join(",");
   }

if ( newSelector ) {
    try {
     push.apply( results,
      newContext.querySelectorAll( newSelector )
     );
     return results;
    } catch(qsaError) {
    } finally {
     if ( !old ) {
      context.removeAttribute("id");
     }
    }
   }
  }
 }

// All others
 return select( selector.replace( rtrim, "$1" ), context, results, seed );
}

/**
 * Create key-value caches of limited size
 * @returns {Function(string, Object)} Returns the Object data after storing it on itself with
 * property name the (space-suffixed) string and (if the cache is larger than Expr.cacheLength)
 * deleting the oldest entry
 */
function createCache() {
 var keys = [];

function cache( key, value ) {
  // Use (key + " ") to avoid collision with native prototype properties (see Issue #157)
  if ( keys.push( key += " " ) > Expr.cacheLength ) {
   // Only keep the most recent entries
   delete cache[ keys.shift() ];
  }
  return (cache[ key ] = value);
 }
 return cache;
}

/**
 * Mark a function for special use by Sizzle
 * @param {Function} fn The function to mark
 */
function markFunction( fn ) {
 fn[ expando ] = true;
 return fn;
}

/**
 * Support testing using an element
 * @param {Function} fn Passed the created div and expects a boolean result
 */
function assert( fn ) {
 var div = document.createElement("div");

try {
  return !!fn( div );
 } catch (e) {
  return false;
 } finally {
  // Remove from its parent by default
  if ( div.parentNode ) {
   div.parentNode.removeChild( div );
  }
  // release memory in IE
  div = null;
 }
}

/**
 * Adds the same handler for all of the specified attrs
 * @param {String} attrs Pipe-separated list of attributes
 * @param {Function} handler The method that will be applied
 */
function addHandle( attrs, handler ) {
 var arr = attrs.split("|"),
  i = attrs.length;

while ( i-- ) {
  Expr.attrHandle[ arr[i] ] = handler;
 }
}

/**
 * Checks document order of two siblings
 * @param {Element} a
 * @param {Element} b
 * @returns {Number} Returns less than 0 if a precedes b, greater than 0 if a follows b
 */
function siblingCheck( a, b ) {
 var cur = b && a,
  diff = cur && a.nodeType === 1 && b.nodeType === 1 &&
   ( ~b.sourceIndex || MAX_NEGATIVE ) -
   ( ~a.sourceIndex || MAX_NEGATIVE );

// Use IE sourceIndex if available on both nodes
 if ( diff ) {
  return diff;
 }

// Check if b follows a
 if ( cur ) {
  while ( (cur = cur.nextSibling) ) {
   if ( cur === b ) {
    return -1;
   }
  }
 }

return a ? 1 : -1;
}

/**
 * Returns a function to use in pseudos for input types
 * @param {String} type
 */
function createInputPseudo( type ) {
 return function( elem ) {
  var name = elem.nodeName.toLowerCase();
  return name === "input" && elem.type === type;
 };
}

/**
 * Returns a function to use in pseudos for buttons
 * @param {String} type
 */
function createButtonPseudo( type ) {
 return function( elem ) {
  var name = elem.nodeName.toLowerCase();
  return (name === "input" || name === "button") && elem.type === type;
 };
}

/**
 * Returns a function to use in pseudos for positionals
 * @param {Function} fn
 */
function createPositionalPseudo( fn ) {
 return markFunction(function( argument ) {
  argument = +argument;
  return markFunction(function( seed, matches ) {
   var j,
    matchIndexes = fn( [], seed.length, argument ),
    i = matchIndexes.length;

// Match elements found at the specified indexes
   while ( i-- ) {
    if ( seed[ (j = matchIndexes[i]) ] ) {
     seed[j] = !(matches[j] = seed[j]);
    }
   }
  });
 });
}

/**
 * Detect xml
 * @param {Element|Object} elem An element or a document
 */
isXML = Sizzle.isXML = function( elem ) {
 // documentElement is verified for cases where it doesn't yet exist
 // (such as loading iframes in IE - #4833)
 var documentElement = elem && (elem.ownerDocument || elem).documentElement;
 return documentElement ? documentElement.nodeName !== "HTML" : false;
};

// Expose support vars for convenience
support = Sizzle.support = {};

/**
 * Sets document-related variables once based on the current document
 * @param {Element|Object} [doc] An element or document object to use to set the document
 * @returns {Object} Returns the current document
 */
setDocument = Sizzle.setDocument = function( node ) {
 var doc = node ? node.ownerDocument || node : preferredDoc,
  parent = doc.defaultView;

// If no document and documentElement is available, return
 if ( doc === document || doc.nodeType !== 9 || !doc.documentElement ) {
  return document;
 }

// Set our document
 document = doc;
 docElem = doc.documentElement;

// Support tests
 documentIsHTML = !isXML( doc );

// Support: IE>8
 // If iframe document is assigned to "document" variable and if iframe has been reloaded,
 // IE will throw "permission denied" error when accessing "document" variable, see jQuery #13936
 // IE6-8 do not support the defaultView property so parent will be undefined
 if ( parent && parent.attachEvent && parent !== parent.top ) {
  parent.attachEvent( "onbeforeunload", function() {
   setDocument();
  });
 }

/* Attributes
 ---------------------------------------------------------------------- */

// Support: IE<8
 // Verify that getAttribute really returns attributes and not properties (excepting IE8 booleans)
 support.attributes = assert(function( div ) {
  div.className = "i";
  return !div.getAttribute("className");
 });

/* getElement(s)By*
 ---------------------------------------------------------------------- */

// Check if getElementsByTagName("*") returns only elements
 support.getElementsByTagName = assert(function( div ) {
  div.appendChild( doc.createComment("") );
  return !div.getElementsByTagName("*").length;
 });

// Check if getElementsByClassName can be trusted
 support.getElementsByClassName = assert(function( div ) {
  div.innerHTML = "<div class='a'></div><div class='a i'></div>";

// Support: Safari<4
  // Catch class over-caching
  div.firstChild.className = "i";
  // Support: Opera<10
  // Catch gEBCN failure to find non-leading classes
  return div.getElementsByClassName("i").length === 2;
 });

// Support: IE<10
 // Check if getElementById returns elements by name
 // The broken getElementById methods don't pick up programatically-set names,
 // so use a roundabout getElementsByName test
 support.getById = assert(function( div ) {
  docElem.appendChild( div ).id = expando;
  return !doc.getElementsByName || !doc.getElementsByName( expando ).length;
 });

// ID find and filter
 if ( support.getById ) {
  Expr.find["ID"] = function( id, context ) {
   if ( typeof context.getElementById !== strundefined && documentIsHTML ) {
    var m = context.getElementById( id );
    // Check parentNode to catch when Blackberry 4.6 returns
    // nodes that are no longer in the document #6963
    return m && m.parentNode ? [m] : [];
   }
  };
  Expr.filter["ID"] = function( id ) {
   var attrId = id.replace( runescape, funescape );
   return function( elem ) {
    return elem.getAttribute("id") === attrId;
   };
  };
 } else {
  // Support: IE6/7
  // getElementById is not reliable as a find shortcut
  delete Expr.find["ID"];

Expr.filter["ID"] =  function( id ) {
   var attrId = id.replace( runescape, funescape );
   return function( elem ) {
    var node = typeof elem.getAttributeNode !== strundefined && elem.getAttributeNode("id");
    return node && node.value === attrId;
   };
  };
 }

// Tag
 Expr.find["TAG"] = support.getElementsByTagName ?
  function( tag, context ) {
   if ( typeof context.getElementsByTagName !== strundefined ) {
    return context.getElementsByTagName( tag );
   }
  } :
  function( tag, context ) {
   var elem,
    tmp = [],
    i = 0,
    results = context.getElementsByTagName( tag );

// Filter out possible comments
   if ( tag === "*" ) {
    while ( (elem = results[i++]) ) {
     if ( elem.nodeType === 1 ) {
      tmp.push( elem );
     }
    }

return tmp;
   }
   return results;
  };

// Class
 Expr.find["CLASS"] = support.getElementsByClassName && function( className, context ) {
  if ( typeof context.getElementsByClassName !== strundefined && documentIsHTML ) {
   return context.getElementsByClassName( className );
  }
 };

/* QSA/matchesSelector
 ---------------------------------------------------------------------- */

// QSA and matchesSelector support

// matchesSelector(:active) reports false when true (IE9/Opera 11.5)
 rbuggyMatches = [];

// qSa(:focus) reports false when true (Chrome 21)
 // We allow this because of a bug in IE8/9 that throws an error
 // whenever `document.activeElement` is accessed on an iframe
 // So, we allow :focus to pass through QSA all the time to avoid the IE error
 // See http://bugs.jquery.com/ticket/13378
 rbuggyQSA = [];

if ( (support.qsa = rnative.test( doc.querySelectorAll )) ) {
  // Build QSA regex
  // Regex strategy adopted from Diego Perini
  assert(function( div ) {
   // Select is set to empty string on purpose
   // This is to test IE's treatment of not explicitly
   // setting a boolean content attribute,
   // since its presence should be enough
   // http://bugs.jquery.com/ticket/12359
   div.innerHTML = "<select><option selected=''></option></select>";

// Support: IE8
   // Boolean attributes and "value" are not treated correctly
   if ( !div.querySelectorAll("[selected]").length ) {
    rbuggyQSA.push( "\\[" + whitespace + "*(?:value|" + booleans + ")" );
   }

// Webkit/Opera - :checked should return selected option elements
   // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
   // IE8 throws error here and will not see later tests
   if ( !div.querySelectorAll(":checked").length ) {
    rbuggyQSA.push(":checked");
   }
  });

assert(function( div ) {

// Support: Opera 10-12/IE8
   // ^= $= *= and empty values
   // Should not select anything
   // Support: Windows 8 Native Apps
   // The type attribute is restricted during .innerHTML assignment
   var input = doc.createElement("input");
   input.setAttribute( "type", "hidden" );
   div.appendChild( input ).setAttribute( "t", "" );

if ( div.querySelectorAll("[t^='']").length ) {
    rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:''|\"\")" );
   }

// FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled)
   // IE8 throws error here and will not see later tests
   if ( !div.querySelectorAll(":enabled").length ) {
    rbuggyQSA.push( ":enabled", ":disabled" );
   }

// Opera 10-11 does not throw on post-comma invalid pseudos
   div.querySelectorAll("*,:x");
   rbuggyQSA.push(",.*:");
  });
 }

if ( (support.matchesSelector = rnative.test( (matches = docElem.webkitMatchesSelector ||
  docElem.mozMatchesSelector ||
  docElem.oMatchesSelector ||
  docElem.msMatchesSelector) )) ) {

assert(function( div ) {
   // Check to see if it's possible to do matchesSelector
   // on a disconnected node (IE 9)
   support.disconnectedMatch = matches.call( div, "div" );

// This should fail with an exception
   // Gecko does not error, returns false instead
   matches.call( div, "[s!='']:x" );
   rbuggyMatches.push( "!=", pseudos );
  });
 }

rbuggyQSA = rbuggyQSA.length && new RegExp( rbuggyQSA.join("|") );
 rbuggyMatches = rbuggyMatches.length && new RegExp( rbuggyMatches.join("|") );

/* Contains
 ---------------------------------------------------------------------- */

// Element contains another
 // Purposefully does not implement inclusive descendent
 // As in, an element does not contain itself
 contains = rnative.test( docElem.contains ) || docElem.compareDocumentPosition ?
  function( a, b ) {
   var adown = a.nodeType === 9 ? a.documentElement : a,
    bup = b && b.parentNode;
   return a === bup || !!( bup && bup.nodeType === 1 && (
    adown.contains ?
     adown.contains( bup ) :
     a.compareDocumentPosition && a.compareDocumentPosition( bup ) & 16
   ));
  } :
  function( a, b ) {
   if ( b ) {
    while ( (b = b.parentNode) ) {
     if ( b === a ) {
      return true;
     }
    }
   }
   return false;
  };

/* Sorting
 ---------------------------------------------------------------------- */

// Document order sorting
 sortOrder = docElem.compareDocumentPosition ?
 function( a, b ) {

// Flag for duplicate removal
  if ( a === b ) {
   hasDuplicate = true;
   return 0;
  }

var compare = b.compareDocumentPosition && a.compareDocumentPosition && a.compareDocumentPosition( b );

if ( compare ) {
   // Disconnected nodes
   if ( compare & 1 ||
    (!support.sortDetached && b.compareDocumentPosition( a ) === compare) ) {

// Choose the first element that is related to our preferred document
    if ( a === doc || contains(preferredDoc, a) ) {
     return -1;
    }
    if ( b === doc || contains(preferredDoc, b) ) {
     return 1;
    }

// Maintain original order
    return sortInput ?
     ( indexOf.call( sortInput, a ) - indexOf.call( sortInput, b ) ) :
     0;
   }

return compare & 4 ? -1 : 1;
  }

// Not directly comparable, sort on existence of method
  return a.compareDocumentPosition ? -1 : 1;
 } :
 function( a, b ) {
  var cur,
   i = 0,
   aup = a.parentNode,
   bup = b.parentNode,
   ap = [ a ],
   bp = [ b ];

// Exit early if the nodes are identical
  if ( a === b ) {
   hasDuplicate = true;
   return 0;

// Parentless nodes are either documents or disconnected
  } else if ( !aup || !bup ) {
   return a === doc ? -1 :
    b === doc ? 1 :
    aup ? -1 :
    bup ? 1 :
    sortInput ?
    ( indexOf.call( sortInput, a ) - indexOf.call( sortInput, b ) ) :
    0;

// If the nodes are siblings, we can do a quick check
  } else if ( aup === bup ) {
   return siblingCheck( a, b );
  }

// Otherwise we need full lists of their ancestors for comparison
  cur = a;
  while ( (cur = cur.parentNode) ) {
   ap.unshift( cur );
  }
  cur = b;
  while ( (cur = cur.parentNode) ) {
   bp.unshift( cur );
  }

// Walk down the tree looking for a discrepancy
  while ( ap[i] === bp[i] ) {
   i++;
  }

return i ?
   // Do a sibling check if the nodes have a common ancestor
   siblingCheck( ap[i], bp[i] ) :

// Otherwise nodes in our document sort first
   ap[i] === preferredDoc ? -1 :
   bp[i] === preferredDoc ? 1 :
   0;
 };

return doc;
};

Sizzle.matches = function( expr, elements ) {
 return Sizzle( expr, null, null, elements );
};

Sizzle.matchesSelector = function( elem, expr ) {
 // Set document vars if needed
 if ( ( elem.ownerDocument || elem ) !== document ) {
  setDocument( elem );
 }

// Make sure that attribute selectors are quoted
 expr = expr.replace( rattributeQuotes, "='$1']" );

if ( support.matchesSelector && documentIsHTML &&
  ( !rbuggyMatches || !rbuggyMatches.test( expr ) ) &&
  ( !rbuggyQSA     || !rbuggyQSA.test( expr ) ) ) {

try {
   var ret = matches.call( elem, expr );

// IE 9's matchesSelector returns false on disconnected nodes
   if ( ret || support.disconnectedMatch ||
     // As well, disconnected nodes are said to be in a document
     // fragment in IE 9
     elem.document && elem.document.nodeType !== 11 ) {
    return ret;
   }
  } catch(e) {}
 }

return Sizzle( expr, document, null, [elem] ).length > 0;
};

Sizzle.contains = function( context, elem ) {
 // Set document vars if needed
 if ( ( context.ownerDocument || context ) !== document ) {
  setDocument( context );
 }
 return contains( context, elem );
};

Sizzle.attr = function( elem, name ) {
 // Set document vars if needed
 if ( ( elem.ownerDocument || elem ) !== document ) {
  setDocument( elem );
 }

var fn = Expr.attrHandle[ name.toLowerCase() ],
  // Don't get fooled by Object.prototype properties (jQuery #13807)
  val = fn && hasOwn.call( Expr.attrHandle, name.toLowerCase() ) ?
   fn( elem, name, !documentIsHTML ) :
   undefined;

return val === undefined ?
  support.attributes || !documentIsHTML ?
   elem.getAttribute( name ) :
   (val = elem.getAttributeNode(name)) && val.specified ?
    val.value :
    null :
  val;
};

Sizzle.error = function( msg ) {
 throw new Error( "Syntax error, unrecognized expression: " + msg );
};

/**
 * Document sorting and removing duplicates
 * @param {ArrayLike} results
 */
Sizzle.uniqueSort = function( results ) {
 var elem,
  duplicates = [],
  j = 0,
  i = 0;

// Unless we *know* we can detect duplicates, assume their presence
 hasDuplicate = !support.detectDuplicates;
 sortInput = !support.sortStable && results.slice( 0 );
 results.sort( sortOrder );

if ( hasDuplicate ) {
  while ( (elem = results[i++]) ) {
   if ( elem === results[ i ] ) {
    j = duplicates.push( i );
   }
  }
  while ( j-- ) {
   results.splice( duplicates[ j ], 1 );
  }
 }

return results;
};

/**
 * Utility function for retrieving the text value of an array of DOM nodes
 * @param {Array|Element} elem
 */
getText = Sizzle.getText = function( elem ) {
 var node,
  ret = "",
  i = 0,
  nodeType = elem.nodeType;

if ( !nodeType ) {
  // If no nodeType, this is expected to be an array
  for ( ; (node = elem[i]); i++ ) {
   // Do not traverse comment nodes
   ret += getText( node );
  }
 } else if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) {
  // Use textContent for elements
  // innerText usage removed for consistency of new lines (see #11153)
  if ( typeof elem.textContent === "string" ) {
   return elem.textContent;
  } else {
   // Traverse its children
   for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) {
    ret += getText( elem );
   }
  }
 } else if ( nodeType === 3 || nodeType === 4 ) {
  return elem.nodeValue;
 }
 // Do not include comment or processing instruction nodes

return ret;
};

Expr = Sizzle.selectors = {

// Can be adjusted by the user
 cacheLength: 50,

createPseudo: markFunction,

match: matchExpr,

attrHandle: {},

find: {},

relative: {
  ">": { dir: "parentNode", first: true },
  " ": { dir: "parentNode" },
  "+": { dir: "previousSibling", first: true },
  "~": { dir: "previousSibling" }
 },

preFilter: {
  "ATTR": function( match ) {
   match[1] = match[1].replace( runescape, funescape );

// Move the given value to match[3] whether quoted or unquoted
   match[3] = ( match[4] || match[5] || "" ).replace( runescape, funescape );

if ( match[2] === "~=" ) {
    match[3] = " " + match[3] + " ";
   }

return match.slice( 0, 4 );
  },

"CHILD": function( match ) {
   /* matches from matchExpr["CHILD"]
    1 type (only|nth|...)
    2 what (child|of-type)
    3 argument (even|odd|\d*|\d*n([+-]\d+)?|...)
    4 xn-component of xn+y argument ([+-]?\d*n|)
    5 sign of xn-component
    6 x of xn-component
    7 sign of y-component
    8 y of y-component
   */
   match[1] = match[1].toLowerCase();

if ( match[1].slice( 0, 3 ) === "nth" ) {
    // nth-* requires argument
    if ( !match[3] ) {
     Sizzle.error( match[0] );
    }

// numeric x and y parameters for Expr.filter.CHILD
    // remember that false/true cast respectively to 0/1
    match[4] = +( match[4] ? match[5] + (match[6] || 1) : 2 * ( match[3] === "even" || match[3] === "odd" ) );
    match[5] = +( ( match[7] + match[8] ) || match[3] === "odd" );

// other types prohibit arguments
   } else if ( match[3] ) {
    Sizzle.error( match[0] );
   }

return match;
  },

"PSEUDO": function( match ) {
   var excess,
    unquoted = !match[5] && match[2];

if ( matchExpr["CHILD"].test( match[0] ) ) {
    return null;
   }

// Accept quoted arguments as-is
   if ( match[3] && match[4] !== undefined ) {
    match[2] = match[4];

// Strip excess characters from unquoted arguments
   } else if ( unquoted && rpseudo.test( unquoted ) &&
    // Get excess from tokenize (recursively)
    (excess = tokenize( unquoted, true )) &&
    // advance to the next closing parenthesis
    (excess = unquoted.indexOf( ")", unquoted.length - excess ) - unquoted.length) ) {

// excess is a negative index
    match[0] = match[0].slice( 0, excess );
    match[2] = unquoted.slice( 0, excess );
   }

// Return only captures needed by the pseudo filter method (type and argument)
   return match.slice( 0, 3 );
  }
 },

filter: {

"TAG": function( nodeNameSelector ) {
   var nodeName = nodeNameSelector.replace( runescape, funescape ).toLowerCase();
   return nodeNameSelector === "*" ?
    function() { return true; } :
    function( elem ) {
     return elem.nodeName && elem.nodeName.toLowerCase() === nodeName;
    };
  },

"CLASS": function( className ) {
   var pattern = classCache[ className + " " ];

return pattern ||
    (pattern = new RegExp( "(^|" + whitespace + ")" + className + "(" + whitespace + "|$)" )) &&
    classCache( className, function( elem ) {
     return pattern.test( typeof elem.className === "string" && elem.className || typeof elem.getAttribute !== strundefined && elem.getAttribute("class") || "" );
    });
  },

"ATTR": function( name, operator, check ) {
   return function( elem ) {
    var result = Sizzle.attr( elem, name );

if ( result == null ) {
     return operator === "!=";
    }
    if ( !operator ) {
     return true;
    }

result += "";

return operator === "=" ? result === check :
     operator === "!=" ? result !== check :
     operator === "^=" ? check && result.indexOf( check ) === 0 :
     operator === "*=" ? check && result.indexOf( check ) > -1 :
     operator === "$=" ? check && result.slice( -check.length ) === check :
     operator === "~=" ? ( " " + result + " " ).indexOf( check ) > -1 :
     operator === "|=" ? result === check || result.slice( 0, check.length + 1 ) === check + "-" :
     false;
   };
  },

"CHILD": function( type, what, argument, first, last ) {
   var simple = type.slice( 0, 3 ) !== "nth",
    forward = type.slice( -4 ) !== "last",
    ofType = what === "of-type";

return first === 1 && last === 0 ?

// Shortcut for :nth-*(n)
    function( elem ) {
     return !!elem.parentNode;
    } :

function( elem, context, xml ) {
     var cache, outerCache, node, diff, nodeIndex, start,
      dir = simple !== forward ? "nextSibling" : "previousSibling",
      parent = elem.parentNode,
      name = ofType && elem.nodeName.toLowerCase(),
      useCache = !xml && !ofType;

if ( parent ) {

// :(first|last|only)-(child|of-type)
      if ( simple ) {
       while ( dir ) {
        node = elem;
        while ( (node = node[ dir ]) ) {
         if ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) {
          return false;
         }
        }
        // Reverse direction for :only-* (if we haven't yet done so)
        start = dir = type === "only" && !start && "nextSibling";
       }
       return true;
      }

start = [ forward ? parent.firstChild : parent.lastChild ];

// non-xml :nth-child(...) stores cache data on `parent`
      if ( forward && useCache ) {
       // Seek `elem` from a previously-cached index
       outerCache = parent[ expando ] || (parent[ expando ] = {});
       cache = outerCache[ type ] || [];
       nodeIndex = cache[0] === dirruns && cache[1];
       diff = cache[0] === dirruns && cache[2];
       node = nodeIndex && parent.childNodes[ nodeIndex ];

while ( (node = ++nodeIndex && node && node[ dir ] ||

// Fallback to seeking `elem` from the start
        (diff = nodeIndex = 0) || start.pop()) ) {

// When found, cache indexes on `parent` and break
        if ( node.nodeType === 1 && ++diff && node === elem ) {
         outerCache[ type ] = [ dirruns, nodeIndex, diff ];
         break;
        }
       }

// Use previously-cached element index if available
      } else if ( useCache && (cache = (elem[ expando ] || (elem[ expando ] = {}))[ type ]) && cache[0] === dirruns ) {
       diff = cache[1];

// xml :nth-child(...) or :nth-last-child(...) or :nth(-last)?-of-type(...)
      } else {
       // Use the same loop as above to seek `elem` from the start
       while ( (node = ++nodeIndex && node && node[ dir ] ||
        (diff = nodeIndex = 0) || start.pop()) ) {

if ( ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) && ++diff ) {
         // Cache the index of each encountered element
         if ( useCache ) {
          (node[ expando ] || (node[ expando ] = {}))[ type ] = [ dirruns, diff ];
         }

if ( node === elem ) {
          break;
         }
        }
       }
      }

// Incorporate the offset, then check against cycle size
      diff -= last;
      return diff === first || ( diff % first === 0 && diff / first >= 0 );
     }
    };
  },

"PSEUDO": function( pseudo, argument ) {
   // pseudo-class names are case-insensitive
   // http://www.w3.org/TR/selectors/#pseudo-classes
   // Prioritize by case sensitivity in case custom pseudos are added with uppercase letters
   // Remember that setFilters inherits from pseudos
   var args,
    fn = Expr.pseudos[ pseudo ] || Expr.setFilters[ pseudo.toLowerCase() ] ||
     Sizzle.error( "unsupported pseudo: " + pseudo );

// The user may use createPseudo to indicate that
   // arguments are needed to create the filter function
   // just as Sizzle does
   if ( fn[ expando ] ) {
    return fn( argument );
   }

// But maintain support for old signatures
   if ( fn.length > 1 ) {
    args = [ pseudo, pseudo, "", argument ];
    return Expr.setFilters.hasOwnProperty( pseudo.toLowerCase() ) ?
     markFunction(function( seed, matches ) {
      var idx,
       matched = fn( seed, argument ),
       i = matched.length;
      while ( i-- ) {
       idx = indexOf.call( seed, matched[i] );
       seed[ idx ] = !( matches[ idx ] = matched[i] );
      }
     }) :
     function( elem ) {
      return fn( elem, 0, args );
     };
   }

return fn;
  }
 },

pseudos: {
  // Potentially complex pseudos
  "not": markFunction(function( selector ) {
   // Trim the selector passed to compile
   // to avoid treating leading and trailing
   // spaces as combinators
   var input = [],
    results = [],
    matcher = compile( selector.replace( rtrim, "$1" ) );

return matcher[ expando ] ?
    markFunction(function( seed, matches, context, xml ) {
     var elem,
      unmatched = matcher( seed, null, xml, [] ),
      i = seed.length;

// Match elements unmatched by `matcher`
     while ( i-- ) {
      if ( (elem = unmatched[i]) ) {
       seed[i] = !(matches[i] = elem);
      }
     }
    }) :
    function( elem, context, xml ) {
     input[0] = elem;
     matcher( input, null, xml, results );
     return !results.pop();
    };
  }),

"has": markFunction(function( selector ) {
   return function( elem ) {
    return Sizzle( selector, elem ).length > 0;
   };
  }),

"contains": markFunction(function( text ) {
   return function( elem ) {
    return ( elem.textContent || elem.innerText || getText( elem ) ).indexOf( text ) > -1;
   };
  }),

// "Whether an element is represented by a :lang() selector
  // is based solely on the element's language value
  // being equal to the identifier C,
  // or beginning with the identifier C immediately followed by "-".
  // The matching of C against the element's language value is performed case-insensitively.
  // The identifier C does not have to be a valid language name."
  // http://www.w3.org/TR/selectors/#lang-pseudo
  "lang": markFunction( function( lang ) {
   // lang value must be a valid identifier
   if ( !ridentifier.test(lang || "") ) {
    Sizzle.error( "unsupported lang: " + lang );
   }
   lang = lang.replace( runescape, funescape ).toLowerCase();
   return function( elem ) {
    var elemLang;
    do {
     if ( (elemLang = documentIsHTML ?
      elem.lang :
      elem.getAttribute("xml:lang") || elem.getAttribute("lang")) ) {

elemLang = elemLang.toLowerCase();
      return elemLang === lang || elemLang.indexOf( lang + "-" ) === 0;
     }
    } while ( (elem = elem.parentNode) && elem.nodeType === 1 );
    return false;
   };
  }),

// Miscellaneous
  "target": function( elem ) {
   var hash = window.location && window.location.hash;
   return hash && hash.slice( 1 ) === elem.id;
  },

"root": function( elem ) {
   return elem === docElem;
  },

"focus": function( elem ) {
   return elem === document.activeElement && (!document.hasFocus || document.hasFocus()) && !!(elem.type || elem.href || ~elem.tabIndex);
  },

// Boolean properties
  "enabled": function( elem ) {
   return elem.disabled === false;
  },

"disabled": function( elem ) {
   return elem.disabled === true;
  },

"checked": function( elem ) {
   // In CSS3, :checked should return both checked and selected elements
   // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
   var nodeName = elem.nodeName.toLowerCase();
   return (nodeName === "input" && !!elem.checked) || (nodeName === "option" && !!elem.selected);
  },

"selected": function( elem ) {
   // Accessing this property makes selected-by-default
   // options in Safari work properly
   if ( elem.parentNode ) {
    elem.parentNode.selectedIndex;
   }

return elem.selected === true;
  },

// Contents
  "empty": function( elem ) {
   // http://www.w3.org/TR/selectors/#empty-pseudo
   // :empty is only affected by element nodes and content nodes(including text(3), cdata(4)),
   //   not comment, processing instructions, or others
   // Thanks to Diego Perini for the nodeName shortcut
   //   Greater than "@" means alpha characters (specifically not starting with "#" or "?")
   for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) {
    if ( elem.nodeName > "@" || elem.nodeType === 3 || elem.nodeType === 4 ) {
     return false;
    }
   }
   return true;
  },

"parent": function( elem ) {
   return !Expr.pseudos["empty"]( elem );
  },

// Element/input types
  "header": function( elem ) {
   return rheader.test( elem.nodeName );
  },

"input": function( elem ) {
   return rinputs.test( elem.nodeName );
  },

"button": function( elem ) {
   var name = elem.nodeName.toLowerCase();
   return name === "input" && elem.type === "button" || name === "button";
  },

"text": function( elem ) {
   var attr;
   // IE6 and 7 will map elem.type to 'text' for new HTML5 types (search, etc)
   // use getAttribute instead to test this case
   return elem.nodeName.toLowerCase() === "input" &&
    elem.type === "text" &&
    ( (attr = elem.getAttribute("type")) == null || attr.toLowerCase() === elem.type );
  },

// Position-in-collection
  "first": createPositionalPseudo(function() {
   return [ 0 ];
  }),

"last": createPositionalPseudo(function( matchIndexes, length ) {
   return [ length - 1 ];
  }),

"eq": createPositionalPseudo(function( matchIndexes, length, argument ) {
   return [ argument < 0 ? argument + length : argument ];
  }),

"even": createPositionalPseudo(function( matchIndexes, length ) {
   var i = 0;
   for ( ; i < length; i += 2 ) {
    matchIndexes.push( i );
   }
   return matchIndexes;
  }),

"odd": createPositionalPseudo(function( matchIndexes, length ) {
   var i = 1;
   for ( ; i < length; i += 2 ) {
    matchIndexes.push( i );
   }
   return matchIndexes;
  }),

"lt": createPositionalPseudo(function( matchIndexes, length, argument ) {
   var i = argument < 0 ? argument + length : argument;
   for ( ; --i >= 0; ) {
    matchIndexes.push( i );
   }
   return matchIndexes;
  }),

"gt": createPositionalPseudo(function( matchIndexes, length, argument ) {
   var i = argument < 0 ? argument + length : argument;
   for ( ; ++i < length; ) {
    matchIndexes.push( i );
   }
   return matchIndexes;
  })
 }
};

Expr.pseudos["nth"] = Expr.pseudos["eq"];

// Add button/input type pseudos
for ( i in { radio: true, checkbox: true, file: true, password: true, image: true } ) {
 Expr.pseudos[ i ] = createInputPseudo( i );
}
for ( i in { submit: true, reset: true } ) {
 Expr.pseudos[ i ] = createButtonPseudo( i );
}

// Easy API for creating new setFilters
function setFilters() {}
setFilters.prototype = Expr.filters = Expr.pseudos;
Expr.setFilters = new setFilters();

function tokenize( selector, parseOnly ) {
 var matched, match, tokens, type,
  soFar, groups, preFilters,
  cached = tokenCache[ selector + " " ];

if ( cached ) {
  return parseOnly ? 0 : cached.slice( 0 );
 }

soFar = selector;
 groups = [];
 preFilters = Expr.preFilter;

while ( soFar ) {

// Comma and first run
  if ( !matched || (match = rcomma.exec( soFar )) ) {
   if ( match ) {
    // Don't consume trailing commas as valid
    soFar = soFar.slice( match[0].length ) || soFar;
   }
   groups.push( tokens = [] );
  }

matched = false;

// Combinators
  if ( (match = rcombinators.exec( soFar )) ) {
   matched = match.shift();
   tokens.push({
    value: matched,
    // Cast descendant combinators to space
    type: match[0].replace( rtrim, " " )
   });
   soFar = soFar.slice( matched.length );
  }

// Filters
  for ( type in Expr.filter ) {
   if ( (match = matchExpr[ type ].exec( soFar )) && (!preFilters[ type ] ||
    (match = preFilters[ type ]( match ))) ) {
    matched = match.shift();
    tokens.push({
     value: matched,
     type: type,
     matches: match
    });
    soFar = soFar.slice( matched.length );
   }
  }

if ( !matched ) {
   break;
  }
 }

// Return the length of the invalid excess
 // if we're just parsing
 // Otherwise, throw an error or return tokens
 return parseOnly ?
  soFar.length :
  soFar ?
   Sizzle.error( selector ) :
   // Cache the tokens
   tokenCache( selector, groups ).slice( 0 );
}

function toSelector( tokens ) {
 var i = 0,
  len = tokens.length,
  selector = "";
 for ( ; i < len; i++ ) {
  selector += tokens[i].value;
 }
 return selector;
}

function addCombinator( matcher, combinator, base ) {
 var dir = combinator.dir,
  checkNonElements = base && dir === "parentNode",
  doneName = done++;

return combinator.first ?
  // Check against closest ancestor/preceding element
  function( elem, context, xml ) {
   while ( (elem = elem[ dir ]) ) {
    if ( elem.nodeType === 1 || checkNonElements ) {
     return matcher( elem, context, xml );
    }
   }
  } :

// Check against all ancestor/preceding elements
  function( elem, context, xml ) {
   var data, cache, outerCache,
    dirkey = dirruns + " " + doneName;

// We can't set arbitrary data on XML nodes, so they don't benefit from dir caching
   if ( xml ) {
    while ( (elem = elem[ dir ]) ) {
     if ( elem.nodeType === 1 || checkNonElements ) {
      if ( matcher( elem, context, xml ) ) {
       return true;
      }
     }
    }
   } else {
    while ( (elem = elem[ dir ]) ) {
     if ( elem.nodeType === 1 || checkNonElements ) {
      outerCache = elem[ expando ] || (elem[ expando ] = {});
      if ( (cache = outerCache[ dir ]) && cache[0] === dirkey ) {
       if ( (data = cache[1]) === true || data === cachedruns ) {
        return data === true;
       }
      } else {
       cache = outerCache[ dir ] = [ dirkey ];
       cache[1] = matcher( elem, context, xml ) || cachedruns;
       if ( cache[1] === true ) {
        return true;
       }
      }
     }
    }
   }
  };
}

function condense( unmatched, map, filter, context, xml ) {
 var elem,
  newUnmatched = [],
  i = 0,
  len = unmatched.length,
  mapped = map != null;

for ( ; i < len; i++ ) {
  if ( (elem = unmatched[i]) ) {
   if ( !filter || filter( elem, context, xml ) ) {
    newUnmatched.push( elem );
    if ( mapped ) {
     map.push( i );
    }
   }
  }
 }

return newUnmatched;
}

function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postSelector ) {
 if ( postFilter && !postFilter[ expando ] ) {
  postFilter = setMatcher( postFilter );
 }
 if ( postFinder && !postFinder[ expando ] ) {
  postFinder = setMatcher( postFinder, postSelector );
 }
 return markFunction(function( seed, results, context, xml ) {
  var temp, i, elem,
   preMap = [],
   postMap = [],
   preexisting = results.length,

// Get initial elements from seed or context
   elems = seed || multipleContexts( selector || "*", context.nodeType ? [ context ] : context, [] ),

// Prefilter to get matcher input, preserving a map for seed-results synchronization
   matcherIn = preFilter && ( seed || !selector ) ?
    condense( elems, preMap, preFilter, context, xml ) :
    elems,

matcherOut = matcher ?
    // If we have a postFinder, or filtered seed, or non-seed postFilter or preexisting results,
    postFinder || ( seed ? preFilter : preexisting || postFilter ) ?

// ...intermediate processing is necessary
     [] :

// ...otherwise use results directly
     results :
    matcherIn;

// Find primary matches
  if ( matcher ) {
   matcher( matcherIn, matcherOut, context, xml );
  }

// Apply postFilter
  if ( postFilter ) {
   temp = condense( matcherOut, postMap );
   postFilter( temp, [], context, xml );

// Un-match failing elements by moving them back to matcherIn
   i = temp.length;
   while ( i-- ) {
    if ( (elem = temp[i]) ) {
     matcherOut[ postMap[i] ] = !(matcherIn[ postMap[i] ] = elem);
    }
   }
  }

if ( seed ) {
   if ( postFinder || preFilter ) {
    if ( postFinder ) {
     // Get the final matcherOut by condensing this intermediate into postFinder contexts
     temp = [];
     i = matcherOut.length;
     while ( i-- ) {
      if ( (elem = matcherOut[i]) ) {
       // Restore matcherIn since elem is not yet a final match
       temp.push( (matcherIn[i] = elem) );
      }
     }
     postFinder( null, (matcherOut = []), temp, xml );
    }

// Move matched elements from seed to results to keep them synchronized
    i = matcherOut.length;
    while ( i-- ) {
     if ( (elem = matcherOut[i]) &&
      (temp = postFinder ? indexOf.call( seed, elem ) : preMap[i]) > -1 ) {

seed[temp] = !(results[temp] = elem);
     }
    }
   }

// Add elements to results, through postFinder if defined
  } else {
   matcherOut = condense(
    matcherOut === results ?
     matcherOut.splice( preexisting, matcherOut.length ) :
     matcherOut
   );
   if ( postFinder ) {
    postFinder( null, results, matcherOut, xml );
   } else {
    push.apply( results, matcherOut );
   }
  }
 });
}

function matcherFromTokens( tokens ) {
 var checkContext, matcher, j,
  len = tokens.length,
  leadingRelative = Expr.relative[ tokens[0].type ],
  implicitRelative = leadingRelative || Expr.relative[" "],
  i = leadingRelative ? 1 : 0,

// The foundational matcher ensures that elements are reachable from top-level context(s)
  matchContext = addCombinator( function( elem ) {
   return elem === checkContext;
  }, implicitRelative, true ),
  matchAnyContext = addCombinator( function( elem ) {
   return indexOf.call( checkContext, elem ) > -1;
  }, implicitRelative, true ),
  matchers = [ function( elem, context, xml ) {
   return ( !leadingRelative && ( xml || context !== outermostContext ) ) || (
    (checkContext = context).nodeType ?
     matchContext( elem, context, xml ) :
     matchAnyContext( elem, context, xml ) );
  } ];

for ( ; i < len; i++ ) {
  if ( (matcher = Expr.relative[ tokens[i].type ]) ) {
   matchers = [ addCombinator(elementMatcher( matchers ), matcher) ];
  } else {
   matcher = Expr.filter[ tokens[i].type ].apply( null, tokens[i].matches );

// Return special upon seeing a positional matcher
   if ( matcher[ expando ] ) {
    // Find the next relative operator (if any) for proper handling
    j = ++i;
    for ( ; j < len; j++ ) {
     if ( Expr.relative[ tokens[j].type ] ) {
      break;
     }
    }
    return setMatcher(
     i > 1 && elementMatcher( matchers ),
     i > 1 && toSelector(
      // If the preceding token was a descendant combinator, insert an implicit any-element `*`
      tokens.slice( 0, i - 1 ).concat({ value: tokens[ i - 2 ].type === " " ? "*" : "" })
     ).replace( rtrim, "$1" ),
     matcher,
     i < j && matcherFromTokens( tokens.slice( i, j ) ),
     j < len && matcherFromTokens( (tokens = tokens.slice( j )) ),
     j < len && toSelector( tokens )
    );
   }
   matchers.push( matcher );
  }
 }

return elementMatcher( matchers );
}

function matcherFromGroupMatchers( elementMatchers, setMatchers ) {
 // A counter to specify which element is currently being matched
 var matcherCachedRuns = 0,
  bySet = setMatchers.length > 0,
  byElement = elementMatchers.length > 0,
  superMatcher = function( seed, context, xml, results, expandContext ) {
   var elem, j, matcher,
    setMatched = [],
    matchedCount = 0,
    i = "0",
    unmatched = seed && [],
    outermost = expandContext != null,
    contextBackup = outermostContext,
    // We must always have either seed elements or context
    elems = seed || byElement && Expr.find["TAG"]( "*", expandContext && context.parentNode || context ),
    // Use integer dirruns iff this is the outermost matcher
    dirrunsUnique = (dirruns += contextBackup == null ? 1 : Math.random() || 0.1);

if ( outermost ) {
    outermostContext = context !== document && context;
    cachedruns = matcherCachedRuns;
   }

// Add elements passing elementMatchers directly to results
   // Keep `i` a string if there are no elements so `matchedCount` will be "00" below
   for ( ; (elem = elems[i]) != null; i++ ) {
    if ( byElement && elem ) {
     j = 0;
     while ( (matcher = elementMatchers[j++]) ) {
      if ( matcher( elem, context, xml ) ) {
       results.push( elem );
       break;
      }
     }
     if ( outermost ) {
      dirruns = dirrunsUnique;
      cachedruns = ++matcherCachedRuns;
     }
    }

// Track unmatched elements for set filters
    if ( bySet ) {
     // They will have gone through all possible matchers
     if ( (elem = !matcher && elem) ) {
      matchedCount--;
     }

// Lengthen the array for every element, matched or not
     if ( seed ) {
      unmatched.push( elem );
     }
    }
   }

// Apply set filters to unmatched elements
   matchedCount += i;
   if ( bySet && i !== matchedCount ) {
    j = 0;
    while ( (matcher = setMatchers[j++]) ) {
     matcher( unmatched, setMatched, context, xml );
    }

if ( seed ) {
     // Reintegrate element matches to eliminate the need for sorting
     if ( matchedCount > 0 ) {
      while ( i-- ) {
       if ( !(unmatched[i] || setMatched[i]) ) {
        setMatched[i] = pop.call( results );
       }
      }
     }

// Discard index placeholder values to get only actual matches
     setMatched = condense( setMatched );
    }

// Add matches to results
    push.apply( results, setMatched );

// Seedless set matches succeeding multiple successful matchers stipulate sorting
    if ( outermost && !seed && setMatched.length > 0 &&
     ( matchedCount + setMatchers.length ) > 1 ) {

Sizzle.uniqueSort( results );
    }
   }

// Override manipulation of globals by nested matchers
   if ( outermost ) {
    dirruns = dirrunsUnique;
    outermostContext = contextBackup;
   }

return unmatched;
  };

return bySet ?
  markFunction( superMatcher ) :
  superMatcher;
}

compile = Sizzle.compile = function( selector, group /* Internal Use Only */ ) {
 var i,
  setMatchers = [],
  elementMatchers = [],
  cached = compilerCache[ selector + " " ];

if ( !cached ) {
  // Generate a function of recursive functions that can be used to check each element
  if ( !group ) {
   group = tokenize( selector );
  }
  i = group.length;
  while ( i-- ) {
   cached = matcherFromTokens( group[i] );
   if ( cached[ expando ] ) {
    setMatchers.push( cached );
   } else {
    elementMatchers.push( cached );
   }
  }

// Cache the compiled function
  cached = compilerCache( selector, matcherFromGroupMatchers( elementMatchers, setMatchers ) );
 }
 return cached;
};

function multipleContexts( selector, contexts, results ) {
 var i = 0,
  len = contexts.length;
 for ( ; i < len; i++ ) {
  Sizzle( selector, contexts[i], results );
 }
 return results;
}

function select( selector, context, results, seed ) {
 var i, tokens, token, type, find,
  match = tokenize( selector );

if ( !seed ) {
  // Try to minimize operations if there is only one group
  if ( match.length === 1 ) {

// Take a shortcut and set the context if the root selector is an ID
   tokens = match[0] = match[0].slice( 0 );
   if ( tokens.length > 2 && (token = tokens[0]).type === "ID" &&
     support.getById && context.nodeType === 9 && documentIsHTML &&
     Expr.relative[ tokens[1].type ] ) {

context = ( Expr.find["ID"]( token.matches[0].replace(runescape, funescape), context ) || [] )[0];
    if ( !context ) {
     return results;
    }
    selector = selector.slice( tokens.shift().value.length );
   }

// Fetch a seed set for right-to-left matching
   i = matchExpr["needsContext"].test( selector ) ? 0 : tokens.length;
   while ( i-- ) {
    token = tokens[i];

// Abort if we hit a combinator
    if ( Expr.relative[ (type = token.type) ] ) {
     break;
    }
    if ( (find = Expr.find[ type ]) ) {
     // Search, expanding context for leading sibling combinators
     if ( (seed = find(
      token.matches[0].replace( runescape, funescape ),
      rsibling.test( tokens[0].type ) && context.parentNode || context
     )) ) {

// If seed is empty or no tokens remain, we can return early
      tokens.splice( i, 1 );
      selector = seed.length && toSelector( tokens );
      if ( !selector ) {
       push.apply( results, seed );
       return results;
      }

break;
     }
    }
   }
  }
 }

// Compile and execute a filtering function
 // Provide `match` to avoid retokenization if we modified the selector above
 compile( selector, match )(
  seed,
  context,
  !documentIsHTML,
  results,
  rsibling.test( selector )
 );
 return results;
}

// One-time assignments

// Sort stability
support.sortStable = expando.split("").sort( sortOrder ).join("") === expando;

// Support: Chrome<14
// Always assume duplicates if they aren't passed to the comparison function
support.detectDuplicates = hasDuplicate;

// Initialize against the default document
setDocument();

// Support: Webkit<537.32 - Safari 6.0.3/Chrome 25 (fixed in Chrome 27)
// Detached nodes confoundingly follow *each other*
support.sortDetached = assert(function( div1 ) {
 // Should return 1, but returns 4 (following)
 return div1.compareDocumentPosition( document.createElement("div") ) & 1;
});

// Support: IE<8
// Prevent attribute/property "interpolation"
// http://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx
if ( !assert(function( div ) {
 div.innerHTML = "<a href='#'></a>";
 return div.firstChild.getAttribute("href") === "#" ;
}) ) {
 addHandle( "type|href|height|width", function( elem, name, isXML ) {
  if ( !isXML ) {
   return elem.getAttribute( name, name.toLowerCase() === "type" ? 1 : 2 );
  }
 });
}

// Support: IE<9
// Use defaultValue in place of getAttribute("value")
if ( !support.attributes || !assert(function( div ) {
 div.innerHTML = "<input/>";
 div.firstChild.setAttribute( "value", "" );
 return div.firstChild.getAttribute( "value" ) === "";
}) ) {
 addHandle( "value", function( elem, name, isXML ) {
  if ( !isXML && elem.nodeName.toLowerCase() === "input" ) {
   return elem.defaultValue;
  }
 });
}

// Support: IE<9
// Use getAttributeNode to fetch booleans when getAttribute lies
if ( !assert(function( div ) {
 return div.getAttribute("disabled") == null;
}) ) {
 addHandle( booleans, function( elem, name, isXML ) {
  var val;
  if ( !isXML ) {
   return (val = elem.getAttributeNode( name )) && val.specified ?
    val.value :
    elem[ name ] === true ? name.toLowerCase() : null;
  }
 });
}

jQuery.find = Sizzle;
jQuery.expr = Sizzle.selectors;
jQuery.expr[":"] = jQuery.expr.pseudos;
jQuery.unique = Sizzle.uniqueSort;
jQuery.text = Sizzle.getText;
jQuery.isXMLDoc = Sizzle.isXML;
jQuery.contains = Sizzle.contains;

})( window );
// String to Object options format cache
var optionsCache = {};

// Convert String-formatted options into Object-formatted ones and store in cache
function createOptions( options ) {
 var object = optionsCache[ options ] = {};
 jQuery.each( options.match( core_rnotwhite ) || [], function( _, flag ) {
  object[ flag ] = true;
 });
 return object;
}

/*
 * Create a callback list using the following parameters:
 *
 * options: an optional list of space-separated options that will change how
 *   the callback list behaves or a more traditional option object
 *
 * By default a callback list will act like an event callback list and can be
 * "fired" multiple times.
 *
 * Possible options:
 *
 * once:   will ensure the callback list can only be fired once (like a Deferred)
 *
 * memory:   will keep track of previous values and will call any callback added
 *     after the list has been fired right away with the latest "memorized"
 *     values (like a Deferred)
 *
 * unique:   will ensure a callback can only be added once (no duplicate in the list)
 *
 * stopOnFalse: interrupt callings when a callback returns false
 *
 */
jQuery.Callbacks = function( options ) {

// Convert options from String-formatted to Object-formatted if needed
 // (we check in cache first)
 options = typeof options === "string" ?
  ( optionsCache[ options ] || createOptions( options ) ) :
  jQuery.extend( {}, options );

var // Flag to know if list is currently firing
  firing,
  // Last fire value (for non-forgettable lists)
  memory,
  // Flag to know if list was already fired
  fired,
  // End of the loop when firing
  firingLength,
  // Index of currently firing callback (modified by remove if needed)
  firingIndex,
  // First callback to fire (used internally by add and fireWith)
  firingStart,
  // Actual callback list
  list = [],
  // Stack of fire calls for repeatable lists
  stack = !options.once && [],
  // Fire callbacks
  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; // To prevent further calls using add
     break;
    }
   }
   firing = false;
   if ( list ) {
    if ( stack ) {
     if ( stack.length ) {
      fire( stack.shift() );
     }
    } else if ( memory ) {
     list = [];
    } else {
     self.disable();
    }
   }
  },
  // Actual Callbacks object
  self = {
   // Add a callback or a collection of callbacks to the list
   add: function() {
    if ( list ) {
     // First, we save the current length
     var start = list.length;
     (function add( args ) {
      jQuery.each( args, function( _, arg ) {
       var type = jQuery.type( arg );
       if ( type === "function" ) {
        if ( !options.unique || !self.has( arg ) ) {
         list.push( arg );
        }
       } else if ( arg && arg.length && type !== "string" ) {
        // Inspect recursively
        add( arg );
       }
      });
     })( arguments );
     // Do we need to add the callbacks to the
     // current firing batch?
     if ( firing ) {
      firingLength = list.length;
     // With memory, if we're not firing then
     // we should call right away
     } else if ( memory ) {
      firingStart = start;
      fire( memory );
     }
    }
    return this;
   },
   // Remove a callback from the list
   remove: function() {
    if ( list ) {
     jQuery.each( arguments, function( _, arg ) {
      var index;
      while( ( index = jQuery.inArray( arg, list, index ) ) > -1 ) {
       list.splice( index, 1 );
       // Handle firing indexes
       if ( firing ) {
        if ( index <= firingLength ) {
         firingLength--;
        }
        if ( index <= firingIndex ) {
         firingIndex--;
        }
       }
      }
     });
    }
    return this;
   },
   // Check if a given callback is in the list.
   // If no argument is given, return whether or not list has callbacks attached.
   has: function( fn ) {
    return fn ? jQuery.inArray( fn, list ) > -1 : !!( list && list.length );
   },
   // Remove all callbacks from the list
   empty: function() {
    list = [];
    firingLength = 0;
    return this;
   },
   // Have the list do nothing anymore
   disable: function() {
    list = stack = memory = undefined;
    return this;
   },
   // Is it disabled?
   disabled: function() {
    return !list;
   },
   // Lock the list in its current state
   lock: function() {
    stack = undefined;
    if ( !memory ) {
     self.disable();
    }
    return this;
   },
   // Is it locked?
   locked: function() {
    return !stack;
   },
   // Call all callbacks with the given context and arguments
   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;
   },
   // Call all the callbacks with the given arguments
   fire: function() {
    self.fireWith( this, arguments );
    return this;
   },
   // To know if the callbacks have already been called at least once
   fired: function() {
    return !!fired;
   }
  };

return self;
};
jQuery.extend({

Deferred: function( func ) {
  var tuples = [
    // action, add listener, listener list, final state
    [ "resolve", "done", jQuery.Callbacks("once memory"), "resolved" ],
    [ "reject", "fail", jQuery.Callbacks("once memory"), "rejected" ],
    [ "notify", "progress", jQuery.Callbacks("memory") ]
   ],
   state = "pending",
   promise = {
    state: function() {
     return state;
    },
    always: function() {
     deferred.done( arguments ).fail( arguments );
     return this;
    },
    then: function( /* fnDone, fnFail, fnProgress */ ) {
     var fns = arguments;
     return jQuery.Deferred(function( newDefer ) {
      jQuery.each( tuples, function( i, tuple ) {
       var action = tuple[ 0 ],
        fn = jQuery.isFunction( fns[ i ] ) && fns[ i ];
       // deferred[ done | fail | progress ] for forwarding actions to newDefer
       deferred[ tuple[1] ](function() {
        var returned = fn && fn.apply( this, arguments );
        if ( returned && jQuery.isFunction( returned.promise ) ) {
         returned.promise()
          .done( newDefer.resolve )
          .fail( newDefer.reject )
          .progress( newDefer.notify );
        } else {
         newDefer[ action + "With" ]( this === promise ? newDefer.promise() : this, fn ? [ returned ] : arguments );
        }
       });
      });
      fns = null;
     }).promise();
    },
    // Get a promise for this deferred
    // If obj is provided, the promise aspect is added to the object
    promise: function( obj ) {
     return obj != null ? jQuery.extend( obj, promise ) : promise;
    }
   },
   deferred = {};

// Keep pipe for back-compat
  promise.pipe = promise.then;

// Add list-specific methods
  jQuery.each( tuples, function( i, tuple ) {
   var list = tuple[ 2 ],
    stateString = tuple[ 3 ];

// promise[ done | fail | progress ] = list.add
   promise[ tuple[1] ] = list.add;

// Handle state
   if ( stateString ) {
    list.add(function() {
     // state = [ resolved | rejected ]
     state = stateString;

// [ reject_list | resolve_list ].disable; progress_list.lock
    }, tuples[ i ^ 1 ][ 2 ].disable, tuples[ 2 ][ 2 ].lock );
   }

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

// Make the deferred a promise
  promise.promise( deferred );

// Call given func if any
  if ( func ) {
   func.call( deferred, deferred );
  }

// All done!
  return deferred;
 },

// Deferred helper
 when: function( subordinate /* , ..., subordinateN */ ) {
  var i = 0,
   resolveValues = core_slice.call( arguments ),
   length = resolveValues.length,

// the count of uncompleted subordinates
   remaining = length !== 1 || ( subordinate && jQuery.isFunction( subordinate.promise ) ) ? length : 0,

// the master Deferred. If resolveValues consist of only a single Deferred, just use that.
   deferred = remaining === 1 ? subordinate : jQuery.Deferred(),

// Update function for both resolve and progress values
   updateFunc = function( i, contexts, values ) {
    return function( value ) {
     contexts[ i ] = this;
     values[ i ] = arguments.length > 1 ? core_slice.call( arguments ) : value;
     if( values === progressValues ) {
      deferred.notifyWith( contexts, values );
     } else if ( !( --remaining ) ) {
      deferred.resolveWith( contexts, values );
     }
    };
   },

progressValues, progressContexts, resolveContexts;

// add listeners to Deferred subordinates; treat others as resolved
  if ( length > 1 ) {
   progressValues = new Array( length );
   progressContexts = new Array( length );
   resolveContexts = new Array( length );
   for ( ; i < length; i++ ) {
    if ( resolveValues[ i ] && jQuery.isFunction( resolveValues[ i ].promise ) ) {
     resolveValues[ i ].promise()
      .done( updateFunc( i, resolveContexts, resolveValues ) )
      .fail( deferred.reject )
      .progress( updateFunc( i, progressContexts, progressValues ) );
    } else {
     --remaining;
    }
   }
  }

// if we're not waiting on anything, resolve the master
  if ( !remaining ) {
   deferred.resolveWith( resolveContexts, resolveValues );
  }

return deferred.promise();
 }
});
jQuery.support = (function( support ) {

var all, a, input, select, fragment, opt, eventName, isSupported, i,
  div = document.createElement("div");

// Setup
 div.setAttribute( "className", "t" );
 div.innerHTML = "  <link/><table></table><a href='/a'>a</a><input type='checkbox'/>";

// Finish early in limited (non-browser) environments
 all = div.getElementsByTagName("*") || [];
 a = div.getElementsByTagName("a")[ 0 ];
 if ( !a || !a.style || !all.length ) {
  return support;
 }

// First batch of tests
 select = document.createElement("select");
 opt = select.appendChild( document.createElement("option") );
 input = div.getElementsByTagName("input")[ 0 ];

a.style.cssText = "top:1px;float:left;opacity:.5";

// Test setAttribute on camelCase class. If it works, we need attrFixes when doing get/setAttribute (ie6/7)
 support.getSetAttribute = div.className !== "t";

// IE strips leading whitespace when .innerHTML is used
 support.leadingWhitespace = div.firstChild.nodeType === 3;

// Make sure that tbody elements aren't automatically inserted
 // IE will insert them into empty tables
 support.tbody = !div.getElementsByTagName("tbody").length;

// Make sure that link elements get serialized correctly by innerHTML
 // This requires a wrapper element in IE
 support.htmlSerialize = !!div.getElementsByTagName("link").length;

// Get the style information from getAttribute
 // (IE uses .cssText instead)
 support.style = /top/.test( a.getAttribute("style") );

// Make sure that URLs aren't manipulated
 // (IE normalizes it by default)
 support.hrefNormalized = a.getAttribute("href") === "/a";

// Make sure that element opacity exists
 // (IE uses filter instead)
 // Use a regex to work around a WebKit issue. See #5145
 support.opacity = /^0.5/.test( a.style.opacity );

// Verify style float existence
 // (IE uses styleFloat instead of cssFloat)
 support.cssFloat = !!a.style.cssFloat;

// Check the default checkbox/radio value ("" on WebKit; "on" elsewhere)
 support.checkOn = !!input.value;

// Make sure that a selected-by-default option has a working selected property.
 // (WebKit defaults to false instead of true, IE too, if it's in an optgroup)
 support.optSelected = opt.selected;

// Tests for enctype support on a form (#6743)
 support.enctype = !!document.createElement("form").enctype;

// Makes sure cloning an html5 element does not cause problems
 // Where outerHTML is undefined, this still works
 support.html5Clone = document.createElement("nav").cloneNode( true ).outerHTML !== "<:nav></:nav>";

// Will be defined later
 support.inlineBlockNeedsLayout = false;
 support.shrinkWrapBlocks = false;
 support.pixelPosition = false;
 support.deleteExpando = true;
 support.noCloneEvent = true;
 support.reliableMarginRight = true;
 support.boxSizingReliable = true;

// Make sure checked status is properly cloned
 input.checked = true;
 support.noCloneChecked = input.cloneNode( true ).checked;

// Make sure that the options inside disabled selects aren't marked as disabled
 // (WebKit marks them as disabled)
 select.disabled = true;
 support.optDisabled = !opt.disabled;

// Support: IE<9
 try {
  delete div.test;
 } catch( e ) {
  support.deleteExpando = false;
 }

// Check if we can trust getAttribute("value")
 input = document.createElement("input");
 input.setAttribute( "value", "" );
 support.input = input.getAttribute( "value" ) === "";

// Check if an input maintains its value after becoming a radio
 input.value = "t";
 input.setAttribute( "type", "radio" );
 support.radioValue = input.value === "t";

// #11217 - WebKit loses check when the name is after the checked attribute
 input.setAttribute( "checked", "t" );
 input.setAttribute( "name", "t" );

fragment = document.createDocumentFragment();
 fragment.appendChild( input );

// Check if a disconnected checkbox will retain its checked
 // value of true after appended to the DOM (IE6/7)
 support.appendChecked = input.checked;

// WebKit doesn't clone checked state correctly in fragments
 support.checkClone = fragment.cloneNode( true ).cloneNode( true ).lastChild.checked;

// Support: IE<9
 // Opera does not clone events (and typeof div.attachEvent === undefined).
 // IE9-10 clones events bound via attachEvent, but they don't trigger with .click()
 if ( div.attachEvent ) {
  div.attachEvent( "onclick", function() {
   support.noCloneEvent = false;
  });

div.cloneNode( true ).click();
 }

// Support: IE<9 (lack submit/change bubble), Firefox 17+ (lack focusin event)
 // Beware of CSP restrictions (https://developer.mozilla.org/en/Security/CSP)
 for ( i in { submit: true, change: true, focusin: true }) {
  div.setAttribute( eventName = "on" + i, "t" );

support[ i + "Bubbles" ] = eventName in window || div.attributes[ eventName ].expando === false;
 }

div.style.backgroundClip = "content-box";
 div.cloneNode( true ).style.backgroundClip = "";
 support.clearCloneStyle = div.style.backgroundClip === "content-box";

// Support: IE<9
 // Iteration over object's inherited properties before its own.
 for ( i in jQuery( support ) ) {
  break;
 }
 support.ownLast = i !== "0";

// Run tests that need a body at doc ready
 jQuery(function() {
  var container, marginDiv, tds,
   divReset = "padding:0;margin:0;border:0;display:block;box-sizing:content-box;-moz-box-sizing:content-box;-webkit-box-sizing:content-box;",
   body = document.getElementsByTagName("body")[0];

if ( !body ) {
   // Return for frameset docs that don't have a body
   return;
  }

container = document.createElement("div");
  container.style.cssText = "border:0;width:0;height:0;position:absolute;top:0;left:-9999px;margin-top:1px";

body.appendChild( container ).appendChild( div );

// Support: IE8
  // Check if table cells still have offsetWidth/Height when they are set
  // to display:none and there are still other visible table cells in a
  // table row; if so, offsetWidth/Height are not reliable for use when
  // determining if an element has been hidden directly using
  // display:none (it is still safe to use offsets if a parent element is
  // hidden; don safety goggles and see bug #4512 for more information).
  div.innerHTML = "<table><tr><td></td><td>t</td></tr></table>";
  tds = div.getElementsByTagName("td");
  tds[ 0 ].style.cssText = "padding:0;margin:0;border:0;display:none";
  isSupported = ( tds[ 0 ].offsetHeight === 0 );

tds[ 0 ].style.display = "";
  tds[ 1 ].style.display = "none";

// Support: IE8
  // Check if empty table cells still have offsetWidth/Height
  support.reliableHiddenOffsets = isSupported && ( tds[ 0 ].offsetHeight === 0 );

// Check box-sizing and margin behavior.
  div.innerHTML = "";
  div.style.cssText = "box-sizing:border-box;-moz-box-sizing:border-box;-webkit-box-sizing:border-box;padding:1px;border:1px;display:block;width:4px;margin-top:1%;position:absolute;top:1%;";

// Workaround failing boxSizing test due to offsetWidth returning wrong value
  // with some non-1 values of body zoom, ticket #13543
  jQuery.swap( body, body.style.zoom != null ? { zoom: 1 } : {}, function() {
   support.boxSizing = div.offsetWidth === 4;
  });

// Use window.getComputedStyle because jsdom on node.js will break without it.
  if ( window.getComputedStyle ) {
   support.pixelPosition = ( window.getComputedStyle( div, null ) || {} ).top !== "1%";
   support.boxSizingReliable = ( window.getComputedStyle( div, null ) || { width: "4px" } ).width === "4px";

// Check if div with explicit width and no margin-right incorrectly
   // gets computed margin-right based on width of container. (#3333)
   // Fails in WebKit before Feb 2011 nightlies
   // WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right
   marginDiv = div.appendChild( document.createElement("div") );
   marginDiv.style.cssText = div.style.cssText = divReset;
   marginDiv.style.marginRight = marginDiv.style.width = "0";
   div.style.width = "1px";

support.reliableMarginRight =
    !parseFloat( ( window.getComputedStyle( marginDiv, null ) || {} ).marginRight );
  }

if ( typeof div.style.zoom !== core_strundefined ) {
   // Support: IE<8
   // Check if natively block-level elements act like inline-block
   // elements when setting their display to 'inline' and giving
   // them layout
   div.innerHTML = "";
   div.style.cssText = divReset + "width:1px;padding:1px;display:inline;zoom:1";
   support.inlineBlockNeedsLayout = ( div.offsetWidth === 3 );

// Support: IE6
   // Check if elements with layout shrink-wrap their children
   div.style.display = "block";
   div.innerHTML = "<div></div>";
   div.firstChild.style.width = "5px";
   support.shrinkWrapBlocks = ( div.offsetWidth !== 3 );

if ( support.inlineBlockNeedsLayout ) {
    // Prevent IE 6 from affecting layout for positioned elements #11048
    // Prevent IE from shrinking the body in IE 7 mode #12869
    // Support: IE<8
    body.style.zoom = 1;
   }
  }

body.removeChild( container );

// Null elements to avoid leaks in IE
  container = div = tds = marginDiv = null;
 });

// Null elements to avoid leaks in IE
 all = select = fragment = opt = a = input = null;

return support;
})({});

var rbrace = /(?:\{[\s\S]*\}|\[[\s\S]*\])$/,
 rmultiDash = /([A-Z])/g;

function internalData( elem, name, data, pvt /* Internal Use Only */ ){
 if ( !jQuery.acceptData( elem ) ) {
  return;
 }

var ret, thisCache,
  internalKey = jQuery.expando,

// We have to handle DOM nodes and JS objects differently because IE6-7
  // can't GC object references properly across the DOM-JS boundary
  isNode = elem.nodeType,

// Only DOM nodes need the global jQuery cache; JS object data is
  // attached directly to the object so GC can occur automatically
  cache = isNode ? jQuery.cache : elem,

// Only defining an ID for JS objects if its cache already exists allows
  // the code to shortcut on the same path as a DOM node with no cache
  id = isNode ? elem[ internalKey ] : elem[ internalKey ] && internalKey;

// Avoid doing any more work than we need to when trying to get data on an
 // object that has no data at all
 if ( (!id || !cache[id] || (!pvt && !cache[id].data)) && data === undefined && typeof name === "string" ) {
  return;
 }

if ( !id ) {
  // Only DOM nodes need a new unique ID for each element since their data
  // ends up in the global cache
  if ( isNode ) {
   id = elem[ internalKey ] = core_deletedIds.pop() || jQuery.guid++;
  } else {
   id = internalKey;
  }
 }

if ( !cache[ id ] ) {
  // Avoid exposing jQuery metadata on plain JS objects when the object
  // is serialized using JSON.stringify
  cache[ id ] = isNode ? {} : { toJSON: jQuery.noop };
 }

// An object can be passed to jQuery.data instead of a key/value pair; this gets
 // shallow copied over onto the existing cache
 if ( typeof name === "object" || typeof name === "function" ) {
  if ( pvt ) {
   cache[ id ] = jQuery.extend( cache[ id ], name );
  } else {
   cache[ id ].data = jQuery.extend( cache[ id ].data, name );
  }
 }

thisCache = cache[ id ];

// jQuery data() is stored in a separate object inside the object's internal data
 // cache in order to avoid key collisions between internal data and user-defined
 // data.
 if ( !pvt ) {
  if ( !thisCache.data ) {
   thisCache.data = {};
  }

thisCache = thisCache.data;
 }

if ( data !== undefined ) {
  thisCache[ jQuery.camelCase( name ) ] = data;
 }

// Check for both converted-to-camel and non-converted data property names
 // If a data property was specified
 if ( typeof name === "string" ) {

// First Try to find as-is property data
  ret = thisCache[ name ];

// Test for null|undefined property data
  if ( ret == null ) {

// Try to find the camelCased property
   ret = thisCache[ jQuery.camelCase( name ) ];
  }
 } else {
  ret = thisCache;
 }

return ret;
}

function internalRemoveData( elem, name, pvt ) {
 if ( !jQuery.acceptData( elem ) ) {
  return;
 }

var thisCache, i,
  isNode = elem.nodeType,

// See jQuery.data for more information
  cache = isNode ? jQuery.cache : elem,
  id = isNode ? elem[ jQuery.expando ] : jQuery.expando;

// If there is already no cache entry for this object, there is no
 // purpose in continuing
 if ( !cache[ id ] ) {
  return;
 }

if ( name ) {

thisCache = pvt ? cache[ id ] : cache[ id ].data;

if ( thisCache ) {

// Support array or space separated string names for data keys
   if ( !jQuery.isArray( name ) ) {

// try the string as a key before any manipulation
    if ( name in thisCache ) {
     name = [ name ];
    } else {

// split the camel cased version by spaces unless a key with the spaces exists
     name = jQuery.camelCase( name );
     if ( name in thisCache ) {
      name = [ name ];
     } else {
      name = name.split(" ");
     }
    }
   } else {
    // If "name" is an array of keys...
    // When data is initially created, via ("key", "val") signature,
    // keys will be converted to camelCase.
    // Since there is no way to tell _how_ a key was added, remove
    // both plain key and camelCase key. #12786
    // This will only penalize the array argument path.
    name = name.concat( jQuery.map( name, jQuery.camelCase ) );
   }

i = name.length;
   while ( i-- ) {
    delete thisCache[ name[i] ];
   }

// If there is no data left in the cache, we want to continue
   // and let the cache object itself get destroyed
   if ( pvt ? !isEmptyDataObject(thisCache) : !jQuery.isEmptyObject(thisCache) ) {
    return;
   }
  }
 }

// See jQuery.data for more information
 if ( !pvt ) {
  delete cache[ id ].data;

// Don't destroy the parent cache unless the internal data object
  // had been the only thing left in it
  if ( !isEmptyDataObject( cache[ id ] ) ) {
   return;
  }
 }

// Destroy the cache
 if ( isNode ) {
  jQuery.cleanData( [ elem ], true );

// Use delete when supported for expandos or `cache` is not a window per isWindow (#10080)
 /* jshint eqeqeq: false */
 } else if ( jQuery.support.deleteExpando || cache != cache.window ) {
  /* jshint eqeqeq: true */
  delete cache[ id ];

// When all else fails, null
 } else {
  cache[ id ] = null;
 }
}

jQuery.extend({
 cache: {},

// The following elements throw uncatchable exceptions if you
 // attempt to add expando properties to them.
 noData: {
  "applet": true,
  "embed": true,
  // Ban all objects except for Flash (which handle expandos)
  "object": "clsid:D27CDB6E-AE6D-11cf-96B8-444553540000"
 },

hasData: function( elem ) {
  elem = elem.nodeType ? jQuery.cache[ elem[jQuery.expando] ] : elem[ jQuery.expando ];
  return !!elem && !isEmptyDataObject( elem );
 },

data: function( elem, name, data ) {
  return internalData( elem, name, data );
 },

removeData: function( elem, name ) {
  return internalRemoveData( elem, name );
 },

// For internal use only.
 _data: function( elem, name, data ) {
  return internalData( elem, name, data, true );
 },

_removeData: function( elem, name ) {
  return internalRemoveData( elem, name, true );
 },

// A method for determining if a DOM node can handle the data expando
 acceptData: function( elem ) {
  // Do not set data on non-element because it will not be cleared (#8335).
  if ( elem.nodeType && elem.nodeType !== 1 && elem.nodeType !== 9 ) {
   return false;
  }

var noData = elem.nodeName && jQuery.noData[ elem.nodeName.toLowerCase() ];

// nodes accept data unless otherwise specified; rejection can be conditional
  return !noData || noData !== true && elem.getAttribute("classid") === noData;
 }
});

jQuery.fn.extend({
 data: function( key, value ) {
  var attrs, name,
   data = null,
   i = 0,
   elem = this[0];

// Special expections of .data basically thwart jQuery.access,
  // so implement the relevant behavior ourselves

// Gets all values
  if ( key === undefined ) {
   if ( this.length ) {
    data = jQuery.data( elem );

if ( elem.nodeType === 1 && !jQuery._data( elem, "parsedAttrs" ) ) {
     attrs = elem.attributes;
     for ( ; i < attrs.length; i++ ) {
      name = attrs[i].name;

if ( name.indexOf("data-") === 0 ) {
       name = jQuery.camelCase( name.slice(5) );

dataAttr( elem, name, data[ name ] );
      }
     }
     jQuery._data( elem, "parsedAttrs", true );
    }
   }

return data;
  }

// Sets multiple values
  if ( typeof key === "object" ) {
   return this.each(function() {
    jQuery.data( this, key );
   });
  }

return arguments.length > 1 ?

// Sets one value
   this.each(function() {
    jQuery.data( this, key, value );
   }) :

// Gets one value
   // Try to fetch any internally stored data first
   elem ? dataAttr( elem, key, jQuery.data( elem, key ) ) : null;
 },

removeData: function( key ) {
  return this.each(function() {
   jQuery.removeData( this, key );
  });
 }
});

function dataAttr( elem, key, data ) {
 // If nothing was found internally, try to fetch any
 // data from the HTML5 data-* attribute
 if ( data === undefined && elem.nodeType === 1 ) {

var name = "data-" + key.replace( rmultiDash, "-$1" ).toLowerCase();

data = elem.getAttribute( name );

if ( typeof data === "string" ) {
   try {
    data = data === "true" ? true :
     data === "false" ? false :
     data === "null" ? null :
     // Only convert to a number if it doesn't change the string
     +data + "" === data ? +data :
     rbrace.test( data ) ? jQuery.parseJSON( data ) :
      data;
   } catch( e ) {}

// Make sure we set the data so it isn't changed later
   jQuery.data( elem, key, data );

} else {
   data = undefined;
  }
 }

return data;
}

// checks a cache object for emptiness
function isEmptyDataObject( obj ) {
 var name;
 for ( name in obj ) {

// if the public data object is empty, the private is still empty
  if ( name === "data" && jQuery.isEmptyObject( obj[name] ) ) {
   continue;
  }
  if ( name !== "toJSON" ) {
   return false;
  }
 }

return true;
}
jQuery.extend({
 queue: function( elem, type, data ) {
  var queue;

if ( elem ) {
   type = ( type || "fx" ) + "queue";
   queue = jQuery._data( elem, type );

// Speed up dequeue by getting out quickly if this is just a lookup
   if ( data ) {
    if ( !queue || jQuery.isArray(data) ) {
     queue = jQuery._data( elem, type, jQuery.makeArray(data) );
    } else {
     queue.push( data );
    }
   }
   return queue || [];
  }
 },

dequeue: function( elem, type ) {
  type = type || "fx";

var queue = jQuery.queue( elem, type ),
   startLength = queue.length,
   fn = queue.shift(),
   hooks = jQuery._queueHooks( elem, type ),
   next = function() {
    jQuery.dequeue( elem, type );
   };

// If the fx queue is dequeued, always remove the progress sentinel
  if ( fn === "inprogress" ) {
   fn = queue.shift();
   startLength--;
  }

if ( fn ) {

// Add a progress sentinel to prevent the fx queue from being
   // automatically dequeued
   if ( type === "fx" ) {
    queue.unshift( "inprogress" );
   }

// clear up the last queue stop function
   delete hooks.stop;
   fn.call( elem, next, hooks );
  }

if ( !startLength && hooks ) {
   hooks.empty.fire();
  }
 },

// not intended for public consumption - generates a queueHooks object, or returns the current one
 _queueHooks: function( elem, type ) {
  var key = type + "queueHooks";
  return jQuery._data( elem, key ) || jQuery._data( elem, key, {
   empty: jQuery.Callbacks("once memory").add(function() {
    jQuery._removeData( elem, type + "queue" );
    jQuery._removeData( elem, key );
   })
  });
 }
});

jQuery.fn.extend({
 queue: function( type, data ) {
  var setter = 2;

if ( typeof type !== "string" ) {
   data = type;
   type = "fx";
   setter--;
  }

if ( arguments.length < setter ) {
   return jQuery.queue( this[0], type );
  }

return data === undefined ?
   this :
   this.each(function() {
    var queue = jQuery.queue( this, type, data );

// ensure a hooks for this queue
    jQuery._queueHooks( this, type );

if ( type === "fx" && queue[0] !== "inprogress" ) {
     jQuery.dequeue( this, type );
    }
   });
 },
 dequeue: function( type ) {
  return this.each(function() {
   jQuery.dequeue( this, type );
  });
 },
 // Based off of the plugin by Clint Helfers, with permission.
 // http://blindsignals.com/index.php/2009/07/jquery-delay/
 delay: function( time, type ) {
  time = jQuery.fx ? jQuery.fx.speeds[ time ] || time : time;
  type = type || "fx";

return this.queue( type, function( next, hooks ) {
   var timeout = setTimeout( next, time );
   hooks.stop = function() {
    clearTimeout( timeout );
   };
  });
 },
 clearQueue: function( type ) {
  return this.queue( type || "fx", [] );
 },
 // Get a promise resolved when queues of a certain type
 // are emptied (fx is the type by default)
 promise: function( type, obj ) {
  var tmp,
   count = 1,
   defer = jQuery.Deferred(),
   elements = this,
   i = this.length,
   resolve = function() {
    if ( !( --count ) ) {
     defer.resolveWith( elements, [ elements ] );
    }
   };

if ( typeof type !== "string" ) {
   obj = type;
   type = undefined;
  }
  type = type || "fx";

while( i-- ) {
   tmp = jQuery._data( elements[ i ], type + "queueHooks" );
   if ( tmp && tmp.empty ) {
    count++;
    tmp.empty.add( resolve );
   }
  }
  resolve();
  return defer.promise( obj );
 }
});
var nodeHook, boolHook,
 rclass = /[\t\r\n\f]/g,
 rreturn = /\r/g,
 rfocusable = /^(?:input|select|textarea|button|object)$/i,
 rclickable = /^(?:a|area)$/i,
 ruseDefault = /^(?:checked|selected)$/i,
 getSetAttribute = jQuery.support.getSetAttribute,
 getSetInput = jQuery.support.input;

jQuery.fn.extend({
 attr: function( name, value ) {
  return jQuery.access( this, jQuery.attr, name, value, arguments.length > 1 );
 },

removeAttr: function( name ) {
  return this.each(function() {
   jQuery.removeAttr( this, name );
  });
 },

prop: function( name, value ) {
  return jQuery.access( this, jQuery.prop, name, value, arguments.length > 1 );
 },

removeProp: function( name ) {
  name = jQuery.propFix[ name ] || name;
  return this.each(function() {
   // try/catch handles cases where IE balks (such as removing a property on window)
   try {
    this[ name ] = undefined;
    delete this[ name ];
   } catch( e ) {}
  });
 },

addClass: function( value ) {
  var classes, elem, cur, clazz, j,
   i = 0,
   len = this.length,
   proceed = typeof value === "string" && value;

if ( jQuery.isFunction( value ) ) {
   return this.each(function( j ) {
    jQuery( this ).addClass( value.call( this, j, this.className ) );
   });
  }

if ( proceed ) {
   // The disjunction here is for better compressibility (see removeClass)
   classes = ( value || "" ).match( core_rnotwhite ) || [];

for ( ; i < len; i++ ) {
    elem = this[ i ];
    cur = elem.nodeType === 1 && ( elem.className ?
     ( " " + elem.className + " " ).replace( rclass, " " ) :
     " "
    );

if ( cur ) {
     j = 0;
     while ( (clazz = classes[j++]) ) {
      if ( cur.indexOf( " " + clazz + " " ) < 0 ) {
       cur += clazz + " ";
      }
     }
     elem.className = jQuery.trim( cur );

}
   }
  }

return this;
 },

removeClass: function( value ) {
  var classes, elem, cur, clazz, j,
   i = 0,
   len = this.length,
   proceed = arguments.length === 0 || typeof value === "string" && value;

if ( jQuery.isFunction( value ) ) {
   return this.each(function( j ) {
    jQuery( this ).removeClass( value.call( this, j, this.className ) );
   });
  }
  if ( proceed ) {
   classes = ( value || "" ).match( core_rnotwhite ) || [];

for ( ; i < len; i++ ) {
    elem = this[ i ];
    // This expression is here for better compressibility (see addClass)
    cur = elem.nodeType === 1 && ( elem.className ?
     ( " " + elem.className + " " ).replace( rclass, " " ) :
     ""
    );

if ( cur ) {
     j = 0;
     while ( (clazz = classes[j++]) ) {
      // Remove *all* instances
      while ( cur.indexOf( " " + clazz + " " ) >= 0 ) {
       cur = cur.replace( " " + clazz + " ", " " );
      }
     }
     elem.className = value ? jQuery.trim( cur ) : "";
    }
   }
  }

return this;
 },

toggleClass: function( value, stateVal ) {
  var type = typeof value;

if ( typeof stateVal === "boolean" && type === "string" ) {
   return stateVal ? this.addClass( value ) : this.removeClass( value );
  }

if ( jQuery.isFunction( value ) ) {
   return this.each(function( i ) {
    jQuery( this ).toggleClass( value.call(this, i, this.className, stateVal), stateVal );
   });
  }

return this.each(function() {
   if ( type === "string" ) {
    // toggle individual class names
    var className,
     i = 0,
     self = jQuery( this ),
     classNames = value.match( core_rnotwhite ) || [];

while ( (className = classNames[ i++ ]) ) {
     // check each className given, space separated list
     if ( self.hasClass( className ) ) {
      self.removeClass( className );
     } else {
      self.addClass( className );
     }
    }

// Toggle whole class name
   } else if ( type === core_strundefined || type === "boolean" ) {
    if ( this.className ) {
     // store className if set
     jQuery._data( this, "__className__", this.className );
    }

// If the element has a class name or if we're passed "false",
    // then remove the whole classname (if there was one, the above saved it).
    // Otherwise bring back whatever was previously saved (if anything),
    // falling back to the empty string if nothing was stored.
    this.className = this.className || value === false ? "" : jQuery._data( this, "__className__" ) || "";
   }
  });
 },

hasClass: function( selector ) {
  var className = " " + selector + " ",
   i = 0,
   l = this.length;
  for ( ; i < l; i++ ) {
   if ( this[i].nodeType === 1 && (" " + this[i].className + " ").replace(rclass, " ").indexOf( className ) >= 0 ) {
    return true;
   }
  }

return false;
 },

val: function( value ) {
  var ret, hooks, isFunction,
   elem = this[0];

if ( !arguments.length ) {
   if ( elem ) {
    hooks = jQuery.valHooks[ elem.type ] || jQuery.valHooks[ elem.nodeName.toLowerCase() ];

if ( hooks && "get" in hooks && (ret = hooks.get( elem, "value" )) !== undefined ) {
     return ret;
    }

ret = elem.value;

return typeof ret === "string" ?
     // handle most common string cases
     ret.replace(rreturn, "") :
     // handle cases where value is null/undef or number
     ret == null ? "" : ret;
   }

return;
  }

isFunction = jQuery.isFunction( value );

return this.each(function( i ) {
   var val;

if ( this.nodeType !== 1 ) {
    return;
   }

if ( isFunction ) {
    val = value.call( this, i, jQuery( this ).val() );
   } else {
    val = value;
   }

// Treat null/undefined as ""; convert numbers to string
   if ( val == null ) {
    val = "";
   } else if ( typeof val === "number" ) {
    val += "";
   } else if ( jQuery.isArray( val ) ) {
    val = jQuery.map(val, function ( value ) {
     return value == null ? "" : value + "";
    });
   }

hooks = jQuery.valHooks[ this.type ] || jQuery.valHooks[ this.nodeName.toLowerCase() ];

// If set returns undefined, fall back to normal setting
   if ( !hooks || !("set" in hooks) || hooks.set( this, val, "value" ) === undefined ) {
    this.value = val;
   }
  });
 }
});

jQuery.extend({
 valHooks: {
  option: {
   get: function( elem ) {
    // Use proper attribute retrieval(#6932, #12072)
    var val = jQuery.find.attr( elem, "value" );
    return val != null ?
     val :
     elem.text;
   }
  },
  select: {
   get: function( elem ) {
    var value, option,
     options = elem.options,
     index = elem.selectedIndex,
     one = elem.type === "select-one" || index < 0,
     values = one ? null : [],
     max = one ? index + 1 : options.length,
     i = index < 0 ?
      max :
      one ? index : 0;

// Loop through all the selected options
    for ( ; i < max; i++ ) {
     option = options[ i ];

// oldIE doesn't update selected after form reset (#2551)
     if ( ( option.selected || i === index ) &&
       // Don't return options that are disabled or in a disabled optgroup
       ( jQuery.support.optDisabled ? !option.disabled : option.getAttribute("disabled") === null ) &&
       ( !option.parentNode.disabled || !jQuery.nodeName( option.parentNode, "optgroup" ) ) ) {

// Get the specific value for the option
      value = jQuery( option ).val();

// We don't need an array for one selects
      if ( one ) {
       return value;
      }

// Multi-Selects return an array
      values.push( value );
     }
    }

return values;
   },

set: function( elem, value ) {
    var optionSet, option,
     options = elem.options,
     values = jQuery.makeArray( value ),
     i = options.length;

while ( i-- ) {
     option = options[ i ];
     if ( (option.selected = jQuery.inArray( jQuery(option).val(), values ) >= 0) ) {
      optionSet = true;
     }
    }

// force browsers to behave consistently when non-matching value is set
    if ( !optionSet ) {
     elem.selectedIndex = -1;
    }
    return values;
   }
  }
 },

attr: function( elem, name, value ) {
  var hooks, ret,
   nType = elem.nodeType;

// don't get/set attributes on text, comment and attribute nodes
  if ( !elem || nType === 3 || nType === 8 || nType === 2 ) {
   return;
  }

// Fallback to prop when attributes are not supported
  if ( typeof elem.getAttribute === core_strundefined ) {
   return jQuery.prop( elem, name, value );
  }

// All attributes are lowercase
  // Grab necessary hook if one is defined
  if ( nType !== 1 || !jQuery.isXMLDoc( elem ) ) {
   name = name.toLowerCase();
   hooks = jQuery.attrHooks[ name ] ||
    ( jQuery.expr.match.bool.test( name ) ? boolHook : nodeHook );
  }

if ( value !== undefined ) {

if ( value === null ) {
    jQuery.removeAttr( elem, name );

} else if ( hooks && "set" in hooks && (ret = hooks.set( elem, value, name )) !== undefined ) {
    return ret;

} else {
    elem.setAttribute( name, value + "" );
    return value;
   }

} else if ( hooks && "get" in hooks && (ret = hooks.get( elem, name )) !== null ) {
   return ret;

} else {
   ret = jQuery.find.attr( elem, name );

// Non-existent attributes return null, we normalize to undefined
   return ret == null ?
    undefined :
    ret;
  }
 },

removeAttr: function( elem, value ) {
  var name, propName,
   i = 0,
   attrNames = value && value.match( core_rnotwhite );

if ( attrNames && elem.nodeType === 1 ) {
   while ( (name = attrNames[i++]) ) {
    propName = jQuery.propFix[ name ] || name;

// Boolean attributes get special treatment (#10870)
    if ( jQuery.expr.match.bool.test( name ) ) {
     // Set corresponding property to false
     if ( getSetInput && getSetAttribute || !ruseDefault.test( name ) ) {
      elem[ propName ] = false;
     // Support: IE<9
     // Also clear defaultChecked/defaultSelected (if appropriate)
     } else {
      elem[ jQuery.camelCase( "default-" + name ) ] =
       elem[ propName ] = false;
     }

// See #9699 for explanation of this approach (setting first, then removal)
    } else {
     jQuery.attr( elem, name, "" );
    }

elem.removeAttribute( getSetAttribute ? name : propName );
   }
  }
 },

attrHooks: {
  type: {
   set: function( elem, value ) {
    if ( !jQuery.support.radioValue && value === "radio" && jQuery.nodeName(elem, "input") ) {
     // Setting the type on a radio button after the value resets the value in IE6-9
     // Reset value to default in case type is set after value during creation
     var val = elem.value;
     elem.setAttribute( "type", value );
     if ( val ) {
      elem.value = val;
     }
     return value;
    }
   }
  }
 },

propFix: {
  "for": "htmlFor",
  "class": "className"
 },

prop: function( elem, name, value ) {
  var ret, hooks, notxml,
   nType = elem.nodeType;

// don't get/set properties on text, comment and attribute nodes
  if ( !elem || nType === 3 || nType === 8 || nType === 2 ) {
   return;
  }

notxml = nType !== 1 || !jQuery.isXMLDoc( elem );

if ( notxml ) {
   // Fix name and attach hooks
   name = jQuery.propFix[ name ] || name;
   hooks = jQuery.propHooks[ name ];
  }

if ( value !== undefined ) {
   return hooks && "set" in hooks && (ret = hooks.set( elem, value, name )) !== undefined ?
    ret :
    ( elem[ name ] = value );

} else {
   return hooks && "get" in hooks && (ret = hooks.get( elem, name )) !== null ?
    ret :
    elem[ name ];
  }
 },

propHooks: {
  tabIndex: {
   get: function( elem ) {
    // elem.tabIndex doesn't always return the correct value when it hasn't been explicitly set
    // http://fluidproject.org/blog/2008/01/09/getting-setting-and-removing-tabindex-values-with-javascript/
    // Use proper attribute retrieval(#12072)
    var tabindex = jQuery.find.attr( elem, "tabindex" );

return tabindex ?
     parseInt( tabindex, 10 ) :
     rfocusable.test( elem.nodeName ) || rclickable.test( elem.nodeName ) && elem.href ?
      0 :
      -1;
   }
  }
 }
});

// Hooks for boolean attributes
boolHook = {
 set: function( elem, value, name ) {
  if ( value === false ) {
   // Remove boolean attributes when set to false
   jQuery.removeAttr( elem, name );
  } else if ( getSetInput && getSetAttribute || !ruseDefault.test( name ) ) {
   // IE<8 needs the *property* name
   elem.setAttribute( !getSetAttribute && jQuery.propFix[ name ] || name, name );

// Use defaultChecked and defaultSelected for oldIE
  } else {
   elem[ jQuery.camelCase( "default-" + name ) ] = elem[ name ] = true;
  }

return name;
 }
};
jQuery.each( jQuery.expr.match.bool.source.match( /\w+/g ), function( i, name ) {
 var getter = jQuery.expr.attrHandle[ name ] || jQuery.find.attr;

jQuery.expr.attrHandle[ name ] = getSetInput && getSetAttribute || !ruseDefault.test( name ) ?
  function( elem, name, isXML ) {
   var fn = jQuery.expr.attrHandle[ name ],
    ret = isXML ?
     undefined :
     /* jshint eqeqeq: false */
     (jQuery.expr.attrHandle[ name ] = undefined) !=
      getter( elem, name, isXML ) ?

name.toLowerCase() :
      null;
   jQuery.expr.attrHandle[ name ] = fn;
   return ret;
  } :
  function( elem, name, isXML ) {
   return isXML ?
    undefined :
    elem[ jQuery.camelCase( "default-" + name ) ] ?
     name.toLowerCase() :
     null;
  };
});

// fix oldIE attroperties
if ( !getSetInput || !getSetAttribute ) {
 jQuery.attrHooks.value = {
  set: function( elem, value, name ) {
   if ( jQuery.nodeName( elem, "input" ) ) {
    // Does not return so that setAttribute is also used
    elem.defaultValue = value;
   } else {
    // Use nodeHook if defined (#1954); otherwise setAttribute is fine
    return nodeHook && nodeHook.set( elem, value, name );
   }
  }
 };
}

// IE6/7 do not support getting/setting some attributes with get/setAttribute
if ( !getSetAttribute ) {

// Use this for any attribute in IE6/7
 // This fixes almost every IE6/7 issue
 nodeHook = {
  set: function( elem, value, name ) {
   // Set the existing or create a new attribute node
   var ret = elem.getAttributeNode( name );
   if ( !ret ) {
    elem.setAttributeNode(
     (ret = elem.ownerDocument.createAttribute( name ))
    );
   }

ret.value = value += "";

// Break association with cloned elements by also using setAttribute (#9646)
   return name === "value" || value === elem.getAttribute( name ) ?
    value :
    undefined;
  }
 };
 jQuery.expr.attrHandle.id = jQuery.expr.attrHandle.name = jQuery.expr.attrHandle.coords =
  // Some attributes are constructed with empty-string values when not defined
  function( elem, name, isXML ) {
   var ret;
   return isXML ?
    undefined :
    (ret = elem.getAttributeNode( name )) && ret.value !== "" ?
     ret.value :
     null;
  };
 jQuery.valHooks.button = {
  get: function( elem, name ) {
   var ret = elem.getAttributeNode( name );
   return ret && ret.specified ?
    ret.value :
    undefined;
  },
  set: nodeHook.set
 };

// Set contenteditable to false on removals(#10429)
 // Setting to empty string throws an error as an invalid value
 jQuery.attrHooks.contenteditable = {
  set: function( elem, value, name ) {
   nodeHook.set( elem, value === "" ? false : value, name );
  }
 };

// Set width and height to auto instead of 0 on empty string( Bug #8150 )
 // This is for removals
 jQuery.each([ "width", "height" ], function( i, name ) {
  jQuery.attrHooks[ name ] = {
   set: function( elem, value ) {
    if ( value === "" ) {
     elem.setAttribute( name, "auto" );
     return value;
    }
   }
  };
 });
}

// Some attributes require a special call on IE
// http://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx
if ( !jQuery.support.hrefNormalized ) {
 // href/src property should get the full normalized URL (#10299/#12915)
 jQuery.each([ "href", "src" ], function( i, name ) {
  jQuery.propHooks[ name ] = {
   get: function( elem ) {
    return elem.getAttribute( name, 4 );
   }
  };
 });
}

if ( !jQuery.support.style ) {
 jQuery.attrHooks.style = {
  get: function( elem ) {
   // Return undefined in the case of empty string
   // Note: IE uppercases css property names, but if we were to .toLowerCase()
   // .cssText, that would destroy case senstitivity in URL's, like in "background"
   return elem.style.cssText || undefined;
  },
  set: function( elem, value ) {
   return ( elem.style.cssText = value + "" );
  }
 };
}

// Safari mis-reports the default selected property of an option
// Accessing the parent's selectedIndex property fixes it
if ( !jQuery.support.optSelected ) {
 jQuery.propHooks.selected = {
  get: function( elem ) {
   var parent = elem.parentNode;

if ( parent ) {
    parent.selectedIndex;

// Make sure that it also works with optgroups, see #5701
    if ( parent.parentNode ) {
     parent.parentNode.selectedIndex;
    }
   }
   return null;
  }
 };
}

jQuery.each([
 "tabIndex",
 "readOnly",
 "maxLength",
 "cellSpacing",
 "cellPadding",
 "rowSpan",
 "colSpan",
 "useMap",
 "frameBorder",
 "contentEditable"
], function() {
 jQuery.propFix[ this.toLowerCase() ] = this;
});

// IE6/7 call enctype encoding
if ( !jQuery.support.enctype ) {
 jQuery.propFix.enctype = "encoding";
}

// Radios and checkboxes getter/setter
jQuery.each([ "radio", "checkbox" ], function() {
 jQuery.valHooks[ this ] = {
  set: function( elem, value ) {
   if ( jQuery.isArray( value ) ) {
    return ( elem.checked = jQuery.inArray( jQuery(elem).val(), value ) >= 0 );
   }
  }
 };
 if ( !jQuery.support.checkOn ) {
  jQuery.valHooks[ this ].get = function( elem ) {
   // Support: Webkit
   // "" is returned instead of "on" if a value isn't specified
   return elem.getAttribute("value") === null ? "on" : elem.value;
  };
 }
});
var rformElems = /^(?:input|select|textarea)$/i,
 rkeyEvent = /^key/,
 rmouseEvent = /^(?:mouse|contextmenu)|click/,
 rfocusMorph = /^(?:focusinfocus|focusoutblur)$/,
 rtypenamespace = /^([^.]*)(?:\.(.+)|)$/;

function returnTrue() {
 return true;
}

function returnFalse() {
 return false;
}

function safeActiveElement() {
 try {
  return document.activeElement;
 } catch ( err ) { }
}

/*
 * Helper functions for managing events -- not part of the public interface.
 * Props to Dean Edwards' addEvent library for many of the ideas.
 */
jQuery.event = {

global: {},

add: function( elem, types, handler, data, selector ) {
  var tmp, events, t, handleObjIn,
   special, eventHandle, handleObj,
   handlers, type, namespaces, origType,
   elemData = jQuery._data( elem );

// Don't attach events to noData or text/comment nodes (but allow plain objects)
  if ( !elemData ) {
   return;
  }

// Caller can pass in an object of custom data in lieu of the handler
  if ( handler.handler ) {
   handleObjIn = handler;
   handler = handleObjIn.handler;
   selector = handleObjIn.selector;
  }

// Make sure that the handler has a unique ID, used to find/remove it later
  if ( !handler.guid ) {
   handler.guid = jQuery.guid++;
  }

// Init the element's event structure and main handler, if this is the first
  if ( !(events = elemData.events) ) {
   events = elemData.events = {};
  }
  if ( !(eventHandle = elemData.handle) ) {
   eventHandle = elemData.handle = function( e ) {
    // Discard the second event of a jQuery.event.trigger() and
    // when an event is called after a page has unloaded
    return typeof jQuery !== core_strundefined && (!e || jQuery.event.triggered !== e.type) ?
     jQuery.event.dispatch.apply( eventHandle.elem, arguments ) :
     undefined;
   };
   // Add elem as a property of the handle fn to prevent a memory leak with IE non-native events
   eventHandle.elem = elem;
  }

// Handle multiple events separated by a space
  types = ( types || "" ).match( core_rnotwhite ) || [""];
  t = types.length;
  while ( t-- ) {
   tmp = rtypenamespace.exec( types[t] ) || [];
   type = origType = tmp[1];
   namespaces = ( tmp[2] || "" ).split( "." ).sort();

// There *must* be a type, no attaching namespace-only handlers
   if ( !type ) {
    continue;
   }

// If event changes its type, use the special event handlers for the changed type
   special = jQuery.event.special[ type ] || {};

// If selector defined, determine special event api type, otherwise given type
   type = ( selector ? special.delegateType : special.bindType ) || type;

// Update special based on newly reset type
   special = jQuery.event.special[ type ] || {};

// handleObj is passed to all event handlers
   handleObj = jQuery.extend({
    type: type,
    origType: origType,
    data: data,
    handler: handler,
    guid: handler.guid,
    selector: selector,
    needsContext: selector && jQuery.expr.match.needsContext.test( selector ),
    namespace: namespaces.join(".")
   }, handleObjIn );

// Init the event handler queue if we're the first
   if ( !(handlers = events[ type ]) ) {
    handlers = events[ type ] = [];
    handlers.delegateCount = 0;

// Only use addEventListener/attachEvent if the special events handler returns false
    if ( !special.setup || special.setup.call( elem, data, namespaces, eventHandle ) === false ) {
     // Bind the global event handler to the element
     if ( elem.addEventListener ) {
      elem.addEventListener( type, eventHandle, false );

} else if ( elem.attachEvent ) {
      elem.attachEvent( "on" + type, eventHandle );
     }
    }
   }

if ( special.add ) {
    special.add.call( elem, handleObj );

if ( !handleObj.handler.guid ) {
     handleObj.handler.guid = handler.guid;
    }
   }

// Add to the element's handler list, delegates in front
   if ( selector ) {
    handlers.splice( handlers.delegateCount++, 0, handleObj );
   } else {
    handlers.push( handleObj );
   }

// Keep track of which events have ever been used, for event optimization
   jQuery.event.global[ type ] = true;
  }

// Nullify elem to prevent memory leaks in IE
  elem = null;
 },

// Detach an event or set of events from an element
 remove: function( elem, types, handler, selector, mappedTypes ) {
  var j, handleObj, tmp,
   origCount, t, events,
   special, handlers, type,
   namespaces, origType,
   elemData = jQuery.hasData( elem ) && jQuery._data( elem );

if ( !elemData || !(events = elemData.events) ) {
   return;
  }

// Once for each type.namespace in types; type may be omitted
  types = ( types || "" ).match( core_rnotwhite ) || [""];
  t = types.length;
  while ( t-- ) {
   tmp = rtypenamespace.exec( types[t] ) || [];
   type = origType = tmp[1];
   namespaces = ( tmp[2] || "" ).split( "." ).sort();

// Unbind all events (on this namespace, if provided) for the element
   if ( !type ) {
    for ( type in events ) {
     jQuery.event.remove( elem, type + types[ t ], handler, selector, true );
    }
    continue;
   }

special = jQuery.event.special[ type ] || {};
   type = ( selector ? special.delegateType : special.bindType ) || type;
   handlers = events[ type ] || [];
   tmp = tmp[2] && new RegExp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" );

// Remove matching events
   origCount = j = handlers.length;
   while ( j-- ) {
    handleObj = handlers[ j ];

if ( ( mappedTypes || origType === handleObj.origType ) &&
     ( !handler || handler.guid === handleObj.guid ) &&
     ( !tmp || tmp.test( handleObj.namespace ) ) &&
     ( !selector || selector === handleObj.selector || selector === "**" && handleObj.selector ) ) {
     handlers.splice( j, 1 );

if ( handleObj.selector ) {
      handlers.delegateCount--;
     }
     if ( special.remove ) {
      special.remove.call( elem, handleObj );
     }
    }
   }

// Remove generic event handler if we removed something and no more handlers exist
   // (avoids potential for endless recursion during removal of special event handlers)
   if ( origCount && !handlers.length ) {
    if ( !special.teardown || special.teardown.call( elem, namespaces, elemData.handle ) === false ) {
     jQuery.removeEvent( elem, type, elemData.handle );
    }

delete events[ type ];
   }
  }

// Remove the expando if it's no longer used
  if ( jQuery.isEmptyObject( events ) ) {
   delete elemData.handle;

// removeData also checks for emptiness and clears the expando if empty
   // so use it instead of delete
   jQuery._removeData( elem, "events" );
  }
 },

trigger: function( event, data, elem, onlyHandlers ) {
  var handle, ontype, cur,
   bubbleType, special, tmp, i,
   eventPath = [ elem || document ],
   type = core_hasOwn.call( event, "type" ) ? event.type : event,
   namespaces = core_hasOwn.call( event, "namespace" ) ? event.namespace.split(".") : [];

cur = tmp = elem = elem || document;

// Don't do events on text and comment nodes
  if ( elem.nodeType === 3 || elem.nodeType === 8 ) {
   return;
  }

// focus/blur morphs to focusin/out; ensure we're not firing them right now
  if ( rfocusMorph.test( type + jQuery.event.triggered ) ) {
   return;
  }

if ( type.indexOf(".") >= 0 ) {
   // Namespaced trigger; create a regexp to match event type in handle()
   namespaces = type.split(".");
   type = namespaces.shift();
   namespaces.sort();
  }
  ontype = type.indexOf(":") < 0 && "on" + type;

// Caller can pass in a jQuery.Event object, Object, or just an event type string
  event = event[ jQuery.expando ] ?
   event :
   new jQuery.Event( type, typeof event === "object" && event );

// Trigger bitmask: & 1 for native handlers; & 2 for jQuery (always true)
  event.isTrigger = onlyHandlers ? 2 : 3;
  event.namespace = namespaces.join(".");
  event.namespace_re = event.namespace ?
   new RegExp( "(^|\\.)" + namespaces.join("\\.(?:.*\\.|)") + "(\\.|$)" ) :
   null;

// Clean up the event in case it is being reused
  event.result = undefined;
  if ( !event.target ) {
   event.target = elem;
  }

// Clone any incoming data and prepend the event, creating the handler arg list
  data = data == null ?
   [ event ] :
   jQuery.makeArray( data, [ event ] );

// Allow special events to draw outside the lines
  special = jQuery.event.special[ type ] || {};
  if ( !onlyHandlers && special.trigger && special.trigger.apply( elem, data ) === false ) {
   return;
  }

// Determine event propagation path in advance, per W3C events spec (#9951)
  // Bubble up to document, then to window; watch for a global ownerDocument var (#9724)
  if ( !onlyHandlers && !special.noBubble && !jQuery.isWindow( elem ) ) {

bubbleType = special.delegateType || type;
   if ( !rfocusMorph.test( bubbleType + type ) ) {
    cur = cur.parentNode;
   }
   for ( ; cur; cur = cur.parentNode ) {
    eventPath.push( cur );
    tmp = cur;
   }

// Only add window if we got to document (e.g., not plain obj or detached DOM)
   if ( tmp === (elem.ownerDocument || document) ) {
    eventPath.push( tmp.defaultView || tmp.parentWindow || window );
   }
  }

// Fire handlers on the event path
  i = 0;
  while ( (cur = eventPath[i++]) && !event.isPropagationStopped() ) {

event.type = i > 1 ?
    bubbleType :
    special.bindType || type;

// jQuery handler
   handle = ( jQuery._data( cur, "events" ) || {} )[ event.type ] && jQuery._data( cur, "handle" );
   if ( handle ) {
    handle.apply( cur, data );
   }

// Native handler
   handle = ontype && cur[ ontype ];
   if ( handle && jQuery.acceptData( cur ) && handle.apply && handle.apply( cur, data ) === false ) {
    event.preventDefault();
   }
  }
  event.type = type;

// If nobody prevented the default action, do it now
  if ( !onlyHandlers && !event.isDefaultPrevented() ) {

if ( (!special._default || special._default.apply( eventPath.pop(), data ) === false) &&
    jQuery.acceptData( elem ) ) {

// Call a native DOM method on the target with the same name name as the event.
    // Can't use an .isFunction() check here because IE6/7 fails that test.
    // Don't do default actions on window, that's where global variables be (#6170)
    if ( ontype && elem[ type ] && !jQuery.isWindow( elem ) ) {

// Don't re-trigger an onFOO event when we call its FOO() method
     tmp = elem[ ontype ];

if ( tmp ) {
      elem[ ontype ] = null;
     }

// Prevent re-triggering of the same event, since we already bubbled it above
     jQuery.event.triggered = type;
     try {
      elem[ type ]();
     } catch ( e ) {
      // IE<9 dies on focus/blur to hidden element (#1486,#12518)
      // only reproducible on winXP IE8 native, not IE9 in IE8 mode
     }
     jQuery.event.triggered = undefined;

if ( tmp ) {
      elem[ ontype ] = tmp;
     }
    }
   }
  }

return event.result;
 },

dispatch: function( event ) {

// Make a writable jQuery.Event from the native event object
  event = jQuery.event.fix( event );

var i, ret, handleObj, matched, j,
   handlerQueue = [],
   args = core_slice.call( arguments ),
   handlers = ( jQuery._data( this, "events" ) || {} )[ event.type ] || [],
   special = jQuery.event.special[ event.type ] || {};

// Use the fix-ed jQuery.Event rather than the (read-only) native event
  args[0] = event;
  event.delegateTarget = this;

// Call the preDispatch hook for the mapped type, and let it bail if desired
  if ( special.preDispatch && special.preDispatch.call( this, event ) === false ) {
   return;
  }

// Determine handlers
  handlerQueue = jQuery.event.handlers.call( this, event, handlers );

// Run delegates first; they may want to stop propagation beneath us
  i = 0;
  while ( (matched = handlerQueue[ i++ ]) && !event.isPropagationStopped() ) {
   event.currentTarget = matched.elem;

j = 0;
   while ( (handleObj = matched.handlers[ j++ ]) && !event.isImmediatePropagationStopped() ) {

// Triggered event must either 1) have no namespace, or
    // 2) have namespace(s) a subset or equal to those in the bound event (both can have no namespace).
    if ( !event.namespace_re || event.namespace_re.test( handleObj.namespace ) ) {

event.handleObj = handleObj;
     event.data = handleObj.data;

ret = ( (jQuery.event.special[ handleObj.origType ] || {}).handle || handleObj.handler )
       .apply( matched.elem, args );

if ( ret !== undefined ) {
      if ( (event.result = ret) === false ) {
       event.preventDefault();
       event.stopPropagation();
      }
     }
    }
   }
  }

// Call the postDispatch hook for the mapped type
  if ( special.postDispatch ) {
   special.postDispatch.call( this, event );
  }

return event.result;
 },

handlers: function( event, handlers ) {
  var sel, handleObj, matches, i,
   handlerQueue = [],
   delegateCount = handlers.delegateCount,
   cur = event.target;

// Find delegate handlers
  // Black-hole SVG <use> instance trees (#13180)
  // Avoid non-left-click bubbling in Firefox (#3861)
  if ( delegateCount && cur.nodeType && (!event.button || event.type !== "click") ) {

/* jshint eqeqeq: false */
   for ( ; cur != this; cur = cur.parentNode || this ) {
    /* jshint eqeqeq: true */

// Don't check non-elements (#13208)
    // Don't process clicks on disabled elements (#6911, #8165, #11382, #11764)
    if ( cur.nodeType === 1 && (cur.disabled !== true || event.type !== "click") ) {
     matches = [];
     for ( i = 0; i < delegateCount; i++ ) {
      handleObj = handlers[ i ];

// Don't conflict with Object.prototype properties (#13203)
      sel = handleObj.selector + " ";

if ( matches[ sel ] === undefined ) {
       matches[ sel ] = handleObj.needsContext ?
        jQuery( sel, this ).index( cur ) >= 0 :
        jQuery.find( sel, this, null, [ cur ] ).length;
      }
      if ( matches[ sel ] ) {
       matches.push( handleObj );
      }
     }
     if ( matches.length ) {
      handlerQueue.push({ elem: cur, handlers: matches });
     }
    }
   }
  }

// Add the remaining (directly-bound) handlers
  if ( delegateCount < handlers.length ) {
   handlerQueue.push({ elem: this, handlers: handlers.slice( delegateCount ) });
  }

return handlerQueue;
 },

fix: function( event ) {
  if ( event[ jQuery.expando ] ) {
   return event;
  }

// Create a writable copy of the event object and normalize some properties
  var i, prop, copy,
   type = event.type,
   originalEvent = event,
   fixHook = this.fixHooks[ type ];

if ( !fixHook ) {
   this.fixHooks[ type ] = fixHook =
    rmouseEvent.test( type ) ? this.mouseHooks :
    rkeyEvent.test( type ) ? this.keyHooks :
    {};
  }
  copy = fixHook.props ? this.props.concat( fixHook.props ) : this.props;

event = new jQuery.Event( originalEvent );

i = copy.length;
  while ( i-- ) {
   prop = copy[ i ];
   event[ prop ] = originalEvent[ prop ];
  }

// Support: IE<9
  // Fix target property (#1925)
  if ( !event.target ) {
   event.target = originalEvent.srcElement || document;
  }

// Support: Chrome 23+, Safari?
  // Target should not be a text node (#504, #13143)
  if ( event.target.nodeType === 3 ) {
   event.target = event.target.parentNode;
  }

// Support: IE<9
  // For mouse/key events, metaKey==false if it's undefined (#3368, #11328)
  event.metaKey = !!event.metaKey;

return fixHook.filter ? fixHook.filter( event, originalEvent ) : event;
 },

// Includes some event props shared by KeyEvent and MouseEvent
 props: "altKey bubbles cancelable ctrlKey currentTarget eventPhase metaKey relatedTarget shiftKey target timeStamp view which".split(" "),

fixHooks: {},

keyHooks: {
  props: "char charCode key keyCode".split(" "),
  filter: function( event, original ) {

// Add which for key events
   if ( event.which == null ) {
    event.which = original.charCode != null ? original.charCode : original.keyCode;
   }

return event;
  }
 },

mouseHooks: {
  props: "button buttons clientX clientY fromElement offsetX offsetY pageX pageY screenX screenY toElement".split(" "),
  filter: function( event, original ) {
   var body, eventDoc, doc,
    button = original.button,
    fromElement = original.fromElement;

// Calculate pageX/Y if missing and clientX/Y available
   if ( event.pageX == null && original.clientX != null ) {
    eventDoc = event.target.ownerDocument || document;
    doc = eventDoc.documentElement;
    body = eventDoc.body;

event.pageX = original.clientX + ( doc && doc.scrollLeft || body && body.scrollLeft || 0 ) - ( doc && doc.clientLeft || body && body.clientLeft || 0 );
    event.pageY = original.clientY + ( doc && doc.scrollTop  || body && body.scrollTop  || 0 ) - ( doc && doc.clientTop  || body && body.clientTop  || 0 );
   }

// Add relatedTarget, if necessary
   if ( !event.relatedTarget && fromElement ) {
    event.relatedTarget = fromElement === event.target ? original.toElement : fromElement;
   }

// Add which for click: 1 === left; 2 === middle; 3 === right
   // Note: button is not normalized, so don't use it
   if ( !event.which && button !== undefined ) {
    event.which = ( button & 1 ? 1 : ( button & 2 ? 3 : ( button & 4 ? 2 : 0 ) ) );
   }

return event;
  }
 },

special: {
  load: {
   // Prevent triggered image.load events from bubbling to window.load
   noBubble: true
  },
  focus: {
   // Fire native event if possible so blur/focus sequence is correct
   trigger: function() {
    if ( this !== safeActiveElement() && this.focus ) {
     try {
      this.focus();
      return false;
     } catch ( e ) {
      // Support: IE<9
      // If we error on focus to hidden element (#1486, #12518),
      // let .trigger() run the handlers
     }
    }
   },
   delegateType: "focusin"
  },
  blur: {
   trigger: function() {
    if ( this === safeActiveElement() && this.blur ) {
     this.blur();
     return false;
    }
   },
   delegateType: "focusout"
  },
  click: {
   // For checkbox, fire native event so checked state will be right
   trigger: function() {
    if ( jQuery.nodeName( this, "input" ) && this.type === "checkbox" && this.click ) {
     this.click();
     return false;
    }
   },

// For cross-browser consistency, don't fire native .click() on links
   _default: function( event ) {
    return jQuery.nodeName( event.target, "a" );
   }
  },

beforeunload: {
   postDispatch: function( event ) {

// Even when returnValue equals to undefined Firefox will still show alert
    if ( event.result !== undefined ) {
     event.originalEvent.returnValue = event.result;
    }
   }
  }
 },

simulate: function( type, elem, event, bubble ) {
  // Piggyback on a donor event to simulate a different one.
  // Fake originalEvent to avoid donor's stopPropagation, but if the
  // simulated event prevents default then we do the same on the donor.
  var e = jQuery.extend(
   new jQuery.Event(),
   event,
   {
    type: type,
    isSimulated: true,
    originalEvent: {}
   }
  );
  if ( bubble ) {
   jQuery.event.trigger( e, null, elem );
  } else {
   jQuery.event.dispatch.call( elem, e );
  }
  if ( e.isDefaultPrevented() ) {
   event.preventDefault();
  }
 }
};

jQuery.removeEvent = document.removeEventListener ?
 function( elem, type, handle ) {
  if ( elem.removeEventListener ) {
   elem.removeEventListener( type, handle, false );
  }
 } :
 function( elem, type, handle ) {
  var name = "on" + type;

if ( elem.detachEvent ) {

// #8545, #7054, preventing memory leaks for custom events in IE6-8
   // detachEvent needed property on element, by name of that event, to properly expose it to GC
   if ( typeof elem[ name ] === core_strundefined ) {
    elem[ name ] = null;
   }

elem.detachEvent( name, handle );
  }
 };

jQuery.Event = function( src, props ) {
 // Allow instantiation without the 'new' keyword
 if ( !(this instanceof jQuery.Event) ) {
  return new jQuery.Event( src, props );
 }

// Event object
 if ( src && src.type ) {
  this.originalEvent = src;
  this.type = src.type;

// Events bubbling up the document may have been marked as prevented
  // by a handler lower down the tree; reflect the correct value.
  this.isDefaultPrevented = ( src.defaultPrevented || src.returnValue === false ||
   src.getPreventDefault && src.getPreventDefault() ) ? returnTrue : returnFalse;

// Event type
 } else {
  this.type = src;
 }

// Put explicitly provided properties onto the event object
 if ( props ) {
  jQuery.extend( this, props );
 }

// Create a timestamp if incoming event doesn't have one
 this.timeStamp = src && src.timeStamp || jQuery.now();

// Mark it as fixed
 this[ jQuery.expando ] = true;
};

// jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding
// http://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html
jQuery.Event.prototype = {
 isDefaultPrevented: returnFalse,
 isPropagationStopped: returnFalse,
 isImmediatePropagationStopped: returnFalse,

preventDefault: function() {
  var e = this.originalEvent;

this.isDefaultPrevented = returnTrue;
  if ( !e ) {
   return;
  }

// If preventDefault exists, run it on the original event
  if ( e.preventDefault ) {
   e.preventDefault();

// Support: IE
  // Otherwise set the returnValue property of the original event to false
  } else {
   e.returnValue = false;
  }
 },
 stopPropagation: function() {
  var e = this.originalEvent;

this.isPropagationStopped = returnTrue;
  if ( !e ) {
   return;
  }
  // If stopPropagation exists, run it on the original event
  if ( e.stopPropagation ) {
   e.stopPropagation();
  }

// Support: IE
  // Set the cancelBubble property of the original event to true
  e.cancelBubble = true;
 },
 stopImmediatePropagation: function() {
  this.isImmediatePropagationStopped = returnTrue;
  this.stopPropagation();
 }
};

// Create mouseenter/leave events using mouseover/out and event-time checks
jQuery.each({
 mouseenter: "mouseover",
 mouseleave: "mouseout"
}, function( orig, fix ) {
 jQuery.event.special[ orig ] = {
  delegateType: fix,
  bindType: fix,

handle: function( event ) {
   var ret,
    target = this,
    related = event.relatedTarget,
    handleObj = event.handleObj;

// For mousenter/leave call the handler if related is outside the target.
   // NB: No relatedTarget if the mouse left/entered the browser window
   if ( !related || (related !== target && !jQuery.contains( target, related )) ) {
    event.type = handleObj.origType;
    ret = handleObj.handler.apply( this, arguments );
    event.type = fix;
   }
   return ret;
  }
 };
});

// IE submit delegation
if ( !jQuery.support.submitBubbles ) {

jQuery.event.special.submit = {
  setup: function() {
   // Only need this for delegated form submit events
   if ( jQuery.nodeName( this, "form" ) ) {
    return false;
   }

// Lazy-add a submit handler when a descendant form may potentially be submitted
   jQuery.event.add( this, "click._submit keypress._submit", function( e ) {
    // Node name check avoids a VML-related crash in IE (#9807)
    var elem = e.target,
     form = jQuery.nodeName( elem, "input" ) || jQuery.nodeName( elem, "button" ) ? elem.form : undefined;
    if ( form && !jQuery._data( form, "submitBubbles" ) ) {
     jQuery.event.add( form, "submit._submit", function( event ) {
      event._submit_bubble = true;
     });
     jQuery._data( form, "submitBubbles", true );
    }
   });
   // return undefined since we don't need an event listener
  },

postDispatch: function( event ) {
   // If form was submitted by the user, bubble the event up the tree
   if ( event._submit_bubble ) {
    delete event._submit_bubble;
    if ( this.parentNode && !event.isTrigger ) {
     jQuery.event.simulate( "submit", this.parentNode, event, true );
    }
   }
  },

teardown: function() {
   // Only need this for delegated form submit events
   if ( jQuery.nodeName( this, "form" ) ) {
    return false;
   }

// Remove delegated handlers; cleanData eventually reaps submit handlers attached above
   jQuery.event.remove( this, "._submit" );
  }
 };
}

// IE change delegation and checkbox/radio fix
if ( !jQuery.support.changeBubbles ) {

jQuery.event.special.change = {

setup: function() {

if ( rformElems.test( this.nodeName ) ) {
    // IE doesn't fire change on a check/radio until blur; trigger it on click
    // after a propertychange. Eat the blur-change in special.change.handle.
    // This still fires onchange a second time for check/radio after blur.
    if ( this.type === "checkbox" || this.type === "radio" ) {
     jQuery.event.add( this, "propertychange._change", function( event ) {
      if ( event.originalEvent.propertyName === "checked" ) {
       this._just_changed = true;
      }
     });
     jQuery.event.add( this, "click._change", function( event ) {
      if ( this._just_changed && !event.isTrigger ) {
       this._just_changed = false;
      }
      // Allow triggered, simulated change events (#11500)
      jQuery.event.simulate( "change", this, event, true );
     });
    }
    return false;
   }
   // Delegated event; lazy-add a change handler on descendant inputs
   jQuery.event.add( this, "beforeactivate._change", function( e ) {
    var elem = e.target;

if ( rformElems.test( elem.nodeName ) && !jQuery._data( elem, "changeBubbles" ) ) {
     jQuery.event.add( elem, "change._change", function( event ) {
      if ( this.parentNode && !event.isSimulated && !event.isTrigger ) {
       jQuery.event.simulate( "change", this.parentNode, event, true );
      }
     });
     jQuery._data( elem, "changeBubbles", true );
    }
   });
  },

handle: function( event ) {
   var elem = event.target;

// Swallow native change events from checkbox/radio, we already triggered them above
   if ( this !== elem || event.isSimulated || event.isTrigger || (elem.type !== "radio" && elem.type !== "checkbox") ) {
    return event.handleObj.handler.apply( this, arguments );
   }
  },

teardown: function() {
   jQuery.event.remove( this, "._change" );

return !rformElems.test( this.nodeName );
  }
 };
}

// Create "bubbling" focus and blur events
if ( !jQuery.support.focusinBubbles ) {
 jQuery.each({ focus: "focusin", blur: "focusout" }, function( orig, fix ) {

// Attach a single capturing handler while someone wants focusin/focusout
  var attaches = 0,
   handler = function( event ) {
    jQuery.event.simulate( fix, event.target, jQuery.event.fix( event ), true );
   };

jQuery.event.special[ fix ] = {
   setup: function() {
    if ( attaches++ === 0 ) {
     document.addEventListener( orig, handler, true );
    }
   },
   teardown: function() {
    if ( --attaches === 0 ) {
     document.removeEventListener( orig, handler, true );
    }
   }
  };
 });
}

jQuery.fn.extend({

on: function( types, selector, data, fn, /*INTERNAL*/ one ) {
  var type, origFn;

// Types can be a map of types/handlers
  if ( typeof types === "object" ) {
   // ( types-Object, selector, data )
   if ( typeof selector !== "string" ) {
    // ( types-Object, data )
    data = data || selector;
    selector = undefined;
   }
   for ( type in types ) {
    this.on( type, selector, data, types[ type ], one );
   }
   return this;
  }

if ( data == null && fn == null ) {
   // ( types, fn )
   fn = selector;
   data = selector = undefined;
  } else if ( fn == null ) {
   if ( typeof selector === "string" ) {
    // ( types, selector, fn )
    fn = data;
    data = undefined;
   } else {
    // ( types, data, fn )
    fn = data;
    data = selector;
    selector = undefined;
   }
  }
  if ( fn === false ) {
   fn = returnFalse;
  } else if ( !fn ) {
   return this;
  }

if ( one === 1 ) {
   origFn = fn;
   fn = function( event ) {
    // Can use an empty set, since event contains the info
    jQuery().off( event );
    return origFn.apply( this, arguments );
   };
   // Use same guid so caller can remove using origFn
   fn.guid = origFn.guid || ( origFn.guid = jQuery.guid++ );
  }
  return this.each( function() {
   jQuery.event.add( this, types, fn, data, selector );
  });
 },
 one: function( types, selector, data, fn ) {
  return this.on( types, selector, data, fn, 1 );
 },
 off: function( types, selector, fn ) {
  var handleObj, type;
  if ( types && types.preventDefault && types.handleObj ) {
   // ( event )  dispatched jQuery.Event
   handleObj = types.handleObj;
   jQuery( types.delegateTarget ).off(
    handleObj.namespace ? handleObj.origType + "." + handleObj.namespace : handleObj.origType,
    handleObj.selector,
    handleObj.handler
   );
   return this;
  }
  if ( typeof types === "object" ) {
   // ( types-object [, selector] )
   for ( type in types ) {
    this.off( type, selector, types[ type ] );
   }
   return this;
  }
  if ( selector === false || typeof selector === "function" ) {
   // ( types [, fn] )
   fn = selector;
   selector = undefined;
  }
  if ( fn === false ) {
   fn = returnFalse;
  }
  return this.each(function() {
   jQuery.event.remove( this, types, fn, selector );
  });
 },

trigger: function( type, data ) {
  return this.each(function() {
   jQuery.event.trigger( type, data, this );
  });
 },
 triggerHandler: function( type, data ) {
  var elem = this[0];
  if ( elem ) {
   return jQuery.event.trigger( type, data, elem, true );
  }
 }
});
var isSimple = /^.[^:#\[\.,]*$/,
 rparentsprev = /^(?:parents|prev(?:Until|All))/,
 rneedsContext = jQuery.expr.match.needsContext,
 // methods guaranteed to produce a unique set when starting from a unique set
 guaranteedUnique = {
  children: true,
  contents: true,
  next: true,
  prev: true
 };

jQuery.fn.extend({
 find: function( selector ) {
  var i,
   ret = [],
   self = this,
   len = self.length;

if ( typeof selector !== "string" ) {
   return this.pushStack( jQuery( selector ).filter(function() {
    for ( i = 0; i < len; i++ ) {
     if ( jQuery.contains( self[ i ], this ) ) {
      return true;
     }
    }
   }) );
  }

for ( i = 0; i < len; i++ ) {
   jQuery.find( selector, self[ i ], ret );
  }

// Needed because $( selector, context ) becomes $( context ).find( selector )
  ret = this.pushStack( len > 1 ? jQuery.unique( ret ) : ret );
  ret.selector = this.selector ? this.selector + " " + selector : selector;
  return ret;
 },

has: function( target ) {
  var i,
   targets = jQuery( target, this ),
   len = targets.length;

return this.filter(function() {
   for ( i = 0; i < len; i++ ) {
    if ( jQuery.contains( this, targets[i] ) ) {
     return true;
    }
   }
  });
 },

not: function( selector ) {
  return this.pushStack( winnow(this, selector || [], true) );
 },

filter: function( selector ) {
  return this.pushStack( winnow(this, selector || [], false) );
 },

is: function( selector ) {
  return !!winnow(
   this,

// If this is a positional/relative selector, check membership in the returned set
   // so $("p:first").is("p:last") won't return true for a doc with two "p".
   typeof selector === "string" && rneedsContext.test( selector ) ?
    jQuery( selector ) :
    selector || [],
   false
  ).length;
 },

closest: function( selectors, context ) {
  var cur,
   i = 0,
   l = this.length,
   ret = [],
   pos = rneedsContext.test( selectors ) || typeof selectors !== "string" ?
    jQuery( selectors, context || this.context ) :
    0;

for ( ; i < l; i++ ) {
   for ( cur = this[i]; cur && cur !== context; cur = cur.parentNode ) {
    // Always skip document fragments
    if ( cur.nodeType < 11 && (pos ?
     pos.index(cur) > -1 :

// Don't pass non-elements to Sizzle
     cur.nodeType === 1 &&
      jQuery.find.matchesSelector(cur, selectors)) ) {

cur = ret.push( cur );
     break;
    }
   }
  }

return this.pushStack( ret.length > 1 ? jQuery.unique( ret ) : ret );
 },

// Determine the position of an element within
 // the matched set of elements
 index: function( elem ) {

// No argument, return index in parent
  if ( !elem ) {
   return ( this[0] && this[0].parentNode ) ? this.first().prevAll().length : -1;
  }

// index in selector
  if ( typeof elem === "string" ) {
   return jQuery.inArray( this[0], jQuery( elem ) );
  }

// Locate the position of the desired element
  return jQuery.inArray(
   // If it receives a jQuery object, the first element is used
   elem.jquery ? elem[0] : elem, this );
 },

add: function( selector, context ) {
  var set = typeof selector === "string" ?
    jQuery( selector, context ) :
    jQuery.makeArray( selector && selector.nodeType ? [ selector ] : selector ),
   all = jQuery.merge( this.get(), set );

return this.pushStack( jQuery.unique(all) );
 },

addBack: function( selector ) {
  return this.add( selector == null ?
   this.prevObject : this.prevObject.filter(selector)
  );
 }
});

function sibling( cur, dir ) {
 do {
  cur = cur[ dir ];
 } while ( cur && cur.nodeType !== 1 );

return cur;
}

jQuery.each({
 parent: function( elem ) {
  var parent = elem.parentNode;
  return parent && parent.nodeType !== 11 ? parent : null;
 },
 parents: function( elem ) {
  return jQuery.dir( elem, "parentNode" );
 },
 parentsUntil: function( elem, i, until ) {
  return jQuery.dir( elem, "parentNode", until );
 },
 next: function( elem ) {
  return sibling( elem, "nextSibling" );
 },
 prev: function( elem ) {
  return sibling( elem, "previousSibling" );
 },
 nextAll: function( elem ) {
  return jQuery.dir( elem, "nextSibling" );
 },
 prevAll: function( elem ) {
  return jQuery.dir( elem, "previousSibling" );
 },
 nextUntil: function( elem, i, until ) {
  return jQuery.dir( elem, "nextSibling", until );
 },
 prevUntil: function( elem, i, until ) {
  return jQuery.dir( elem, "previousSibling", until );
 },
 siblings: function( elem ) {
  return jQuery.sibling( ( elem.parentNode || {} ).firstChild, elem );
 },
 children: function( elem ) {
  return jQuery.sibling( elem.firstChild );
 },
 contents: function( elem ) {
  return jQuery.nodeName( elem, "iframe" ) ?
   elem.contentDocument || elem.contentWindow.document :
   jQuery.merge( [], elem.childNodes );
 }
}, function( name, fn ) {
 jQuery.fn[ name ] = function( until, selector ) {
  var ret = jQuery.map( this, fn, until );

if ( name.slice( -5 ) !== "Until" ) {
   selector = until;
  }

if ( selector && typeof selector === "string" ) {
   ret = jQuery.filter( selector, ret );
  }

if ( this.length > 1 ) {
   // Remove duplicates
   if ( !guaranteedUnique[ name ] ) {
    ret = jQuery.unique( ret );
   }

// Reverse order for parents* and prev-derivatives
   if ( rparentsprev.test( name ) ) {
    ret = ret.reverse();
   }
  }

return this.pushStack( ret );
 };
});

jQuery.extend({
 filter: function( expr, elems, not ) {
  var elem = elems[ 0 ];

if ( not ) {
   expr = ":not(" + expr + ")";
  }

return elems.length === 1 && elem.nodeType === 1 ?
   jQuery.find.matchesSelector( elem, expr ) ? [ elem ] : [] :
   jQuery.find.matches( expr, jQuery.grep( elems, function( elem ) {
    return elem.nodeType === 1;
   }));
 },

dir: function( elem, dir, until ) {
  var matched = [],
   cur = elem[ dir ];

while ( cur && cur.nodeType !== 9 && (until === undefined || cur.nodeType !== 1 || !jQuery( cur ).is( until )) ) {
   if ( cur.nodeType === 1 ) {
    matched.push( cur );
   }
   cur = cur[dir];
  }
  return matched;
 },

sibling: function( n, elem ) {
  var r = [];

for ( ; n; n = n.nextSibling ) {
   if ( n.nodeType === 1 && n !== elem ) {
    r.push( n );
   }
  }

return r;
 }
});

// Implement the identical functionality for filter and not
function winnow( elements, qualifier, not ) {
 if ( jQuery.isFunction( qualifier ) ) {
  return jQuery.grep( elements, function( elem, i ) {
   /* jshint -W018 */
   return !!qualifier.call( elem, i, elem ) !== not;
  });

}

if ( qualifier.nodeType ) {
  return jQuery.grep( elements, function( elem ) {
   return ( elem === qualifier ) !== not;
  });

}

if ( typeof qualifier === "string" ) {
  if ( isSimple.test( qualifier ) ) {
   return jQuery.filter( qualifier, elements, not );
  }

qualifier = jQuery.filter( qualifier, elements );
 }

return jQuery.grep( elements, function( elem ) {
  return ( jQuery.inArray( elem, qualifier ) >= 0 ) !== not;
 });
}
function createSafeFragment( document ) {
 var list = nodeNames.split( "|" ),
  safeFrag = document.createDocumentFragment();

if ( safeFrag.createElement ) {
  while ( list.length ) {
   safeFrag.createElement(
    list.pop()
   );
  }
 }
 return safeFrag;
}

// We have to close these tags to support XHTML (#13200)
 wrapMap = {
  option: [ 1, "<select multiple='multiple'>", "</select>" ],
  legend: [ 1, "<fieldset>", "</fieldset>" ],
  area: [ 1, "<map>", "</map>" ],
  param: [ 1, "<object>", "</object>" ],
  thead: [ 1, "<table>", "</table>" ],
  tr: [ 2, "<table><tbody>", "</tbody></table>" ],
  col: [ 2, "<table><tbody></tbody><colgroup>", "</colgroup></table>" ],
  td: [ 3, "<table><tbody><tr>", "</tr></tbody></table>" ],

// IE6-8 can't serialize link, script, style, or any html5 (NoScope) tags,
  // unless wrapped in a div with non-breaking characters in front of it.
  _default: jQuery.support.htmlSerialize ? [ 0, "", "" ] : [ 1, "X<div>", "</div>"  ]
 },
 safeFragment = createSafeFragment( document ),
 fragmentDiv = safeFragment.appendChild( document.createElement("div") );

wrapMap.optgroup = wrapMap.option;
wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead;
wrapMap.th = wrapMap.td;

jQuery.fn.extend({
 text: function( value ) {
  return jQuery.access( this, function( value ) {
   return value === undefined ?
    jQuery.text( this ) :
    this.empty().append( ( this[0] && this[0].ownerDocument || document ).createTextNode( value ) );
  }, null, value, arguments.length );
 },

append: function() {
  return this.domManip( arguments, function( elem ) {
   if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {
    var target = manipulationTarget( this, elem );
    target.appendChild( elem );
   }
  });
 },

prepend: function() {
  return this.domManip( arguments, function( elem ) {
   if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) {
    var target = manipulationTarget( this, elem );
    target.insertBefore( elem, target.firstChild );
   }
  });
 },

before: function() {
  return this.domManip( arguments, function( elem ) {
   if ( this.parentNode ) {
    this.parentNode.insertBefore( elem, this );
   }
  });
 },

after: function() {
  return this.domManip( arguments, function( elem ) {
   if ( this.parentNode ) {
    this.parentNode.insertBefore( elem, this.nextSibling );
   }
  });
 },

// keepData is for internal use only--do not document
 remove: function( selector, keepData ) {
  var elem,
   elems = selector ? jQuery.filter( selector, this ) : this,
   i = 0;

for ( ; (elem = elems[i]) != null; i++ ) {

if ( !keepData && elem.nodeType === 1 ) {
    jQuery.cleanData( getAll( elem ) );
   }

if ( elem.parentNode ) {
    if ( keepData && jQuery.contains( elem.ownerDocument, elem ) ) {
     setGlobalEval( getAll( elem, "script" ) );
    }
    elem.parentNode.removeChild( elem );
   }
  }

return this;
 },

empty: function() {
  var elem,
   i = 0;

for ( ; (elem = this[i]) != null; i++ ) {
   // Remove element nodes and prevent memory leaks
   if ( elem.nodeType === 1 ) {
    jQuery.cleanData( getAll( elem, false ) );
   }

// Remove any remaining nodes
   while ( elem.firstChild ) {
    elem.removeChild( elem.firstChild );
   }

// If this is a select, ensure that it displays empty (#12336)
   // Support: IE<9
   if ( elem.options && jQuery.nodeName( elem, "select" ) ) {
    elem.options.length = 0;
   }
  }

return this;
 },

clone: function( dataAndEvents, deepDataAndEvents ) {
  dataAndEvents = dataAndEvents == null ? false : dataAndEvents;
  deepDataAndEvents = deepDataAndEvents == null ? dataAndEvents : deepDataAndEvents;

return this.map( function () {
   return jQuery.clone( this, dataAndEvents, deepDataAndEvents );
  });
 },

html: function( value ) {
  return jQuery.access( this, function( value ) {
   var elem = this[0] || {},
    i = 0,
    l = this.length;

if ( value === undefined ) {
    return elem.nodeType === 1 ?
     elem.innerHTML.replace( rinlinejQuery, "" ) :
     undefined;
   }

// See if we can take a shortcut and just use innerHTML
   if ( typeof value === "string" && !rnoInnerhtml.test( value ) &&
    ( jQuery.support.htmlSerialize || !rnoshimcache.test( value )  ) &&
    ( jQuery.support.leadingWhitespace || !rleadingWhitespace.test( value ) ) &&
    !wrapMap[ ( rtagName.exec( value ) || ["", ""] )[1].toLowerCase() ] ) {

value = value.replace( rxhtmlTag, "<$1></$2>" );

try {
     for (; i < l; i++ ) {
      // Remove element nodes and prevent memory leaks
      elem = this[i] || {};
      if ( elem.nodeType === 1 ) {
       jQuery.cleanData( getAll( elem, false ) );
       elem.innerHTML = value;
      }
     }

elem = 0;

// If using innerHTML throws an exception, use the fallback method
    } catch(e) {}
   }

if ( elem ) {
    this.empty().append( value );
   }
  }, null, value, arguments.length );
 },

replaceWith: function() {
  var
   // Snapshot the DOM in case .domManip sweeps something relevant into its fragment
   args = jQuery.map( this, function( elem ) {
    return [ elem.nextSibling, elem.parentNode ];
   }),
   i = 0;

// Make the changes, replacing each context element with the new content
  this.domManip( arguments, function( elem ) {
   var next = args[ i++ ],
    parent = args[ i++ ];

if ( parent ) {
    // Don't use the snapshot next if it has moved (#13810)
    if ( next && next.parentNode !== parent ) {
     next = this.nextSibling;
    }
    jQuery( this ).remove();
    parent.insertBefore( elem, next );
   }
  // Allow new content to include elements from the context set
  }, true );

// Force removal if there was no new content (e.g., from empty arguments)
  return i ? this : this.remove();
 },

detach: function( selector ) {
  return this.remove( selector, true );
 },

domManip: function( args, callback, allowIntersection ) {

// Flatten any nested arrays
  args = core_concat.apply( [], args );

var first, node, hasScripts,
   scripts, doc, fragment,
   i = 0,
   l = this.length,
   set = this,
   iNoClone = l - 1,
   value = args[0],
   isFunction = jQuery.isFunction( value );

// We can't cloneNode fragments that contain checked, in WebKit
  if ( isFunction || !( l <= 1 || typeof value !== "string" || jQuery.support.checkClone || !rchecked.test( value ) ) ) {
   return this.each(function( index ) {
    var self = set.eq( index );
    if ( isFunction ) {
     args[0] = value.call( this, index, self.html() );
    }
    self.domManip( args, callback, allowIntersection );
   });
  }

if ( l ) {
   fragment = jQuery.buildFragment( args, this[ 0 ].ownerDocument, false, !allowIntersection && this );
   first = fragment.firstChild;

if ( fragment.childNodes.length === 1 ) {
    fragment = first;
   }

if ( first ) {
    scripts = jQuery.map( getAll( fragment, "script" ), disableScript );
    hasScripts = scripts.length;

// Use the original fragment for the last item instead of the first because it can end up
    // being emptied incorrectly in certain situations (#8070).
    for ( ; i < l; i++ ) {
     node = fragment;

if ( i !== iNoClone ) {
      node = jQuery.clone( node, true, true );

// Keep references to cloned scripts for later restoration
      if ( hasScripts ) {
       jQuery.merge( scripts, getAll( node, "script" ) );
      }
     }

callback.call( this[i], node, i );
    }

if ( hasScripts ) {
     doc = scripts[ scripts.length - 1 ].ownerDocument;

// Reenable scripts
     jQuery.map( scripts, restoreScript );

// Evaluate executable scripts on first document insertion
     for ( i = 0; i < hasScripts; i++ ) {
      node = scripts[ i ];
      if ( rscriptType.test( node.type || "" ) &&
       !jQuery._data( node, "globalEval" ) && jQuery.contains( doc, node ) ) {

if ( node.src ) {
        // Hope ajax is available...
        jQuery._evalUrl( node.src );
       } else {
        jQuery.globalEval( ( node.text || node.textContent || node.innerHTML || "" ).replace( rcleanScript, "" ) );
       }
      }
     }
    }

// Fix #11809: Avoid leaking memory
    fragment = first = null;
   }
  }

return this;
 }
});

// Support: IE<8
// Manipulating tables requires a tbody
function manipulationTarget( elem, content ) {
 return jQuery.nodeName( elem, "table" ) &&
  jQuery.nodeName( content.nodeType === 1 ? content : content.firstChild, "tr" ) ?

elem.getElementsByTagName("tbody")[0] ||
   elem.appendChild( elem.ownerDocument.createElement("tbody") ) :
  elem;
}

// Replace/restore the type attribute of script elements for safe DOM manipulation
function disableScript( elem ) {
 elem.type = (jQuery.find.attr( elem, "type" ) !== null) + "/" + elem.type;
 return elem;
}
function restoreScript( elem ) {
 var match = rscriptTypeMasked.exec( elem.type );
 if ( match ) {
  elem.type = match[1];
 } else {
  elem.removeAttribute("type");
 }
 return elem;
}

// Mark scripts as having already been evaluated
function setGlobalEval( elems, refElements ) {
 var elem,
  i = 0;
 for ( ; (elem = elems[i]) != null; i++ ) {
  jQuery._data( elem, "globalEval", !refElements || jQuery._data( refElements[i], "globalEval" ) );
 }
}

function cloneCopyEvent( src, dest ) {

if ( dest.nodeType !== 1 || !jQuery.hasData( src ) ) {
  return;
 }

var type, i, l,
  oldData = jQuery._data( src ),
  curData = jQuery._data( dest, oldData ),
  events = oldData.events;

if ( events ) {
  delete curData.handle;
  curData.events = {};

for ( type in events ) {
   for ( i = 0, l = events[ type ].length; i < l; i++ ) {
    jQuery.event.add( dest, type, events[ type ][ i ] );
   }
  }
 }

// make the cloned public data object a copy from the original
 if ( curData.data ) {
  curData.data = jQuery.extend( {}, curData.data );
 }
}

function fixCloneNodeIssues( src, dest ) {
 var nodeName, e, data;

// We do not need to do anything for non-Elements
 if ( dest.nodeType !== 1 ) {
  return;
 }

nodeName = dest.nodeName.toLowerCase();

// IE6-8 copies events bound via attachEvent when using cloneNode.
 if ( !jQuery.support.noCloneEvent && dest[ jQuery.expando ] ) {
  data = jQuery._data( dest );

for ( e in data.events ) {
   jQuery.removeEvent( dest, e, data.handle );
  }

// Event data gets referenced instead of copied if the expando gets copied too
  dest.removeAttribute( jQuery.expando );
 }

// IE blanks contents when cloning scripts, and tries to evaluate newly-set text
 if ( nodeName === "script" && dest.text !== src.text ) {
  disableScript( dest ).text = src.text;
  restoreScript( dest );

// IE6-10 improperly clones children of object elements using classid.
 // IE10 throws NoModificationAllowedError if parent is null, #12132.
 } else if ( nodeName === "object" ) {
  if ( dest.parentNode ) {
   dest.outerHTML = src.outerHTML;
  }

// This path appears unavoidable for IE9. When cloning an object
  // element in IE9, the outerHTML strategy above is not sufficient.
  // If the src has innerHTML and the destination does not,
  // copy the src.innerHTML into the dest.innerHTML. #10324
  if ( jQuery.support.html5Clone && ( src.innerHTML && !jQuery.trim(dest.innerHTML) ) ) {
   dest.innerHTML = src.innerHTML;
  }

} else if ( nodeName === "input" && manipulation_rcheckableType.test( src.type ) ) {
  // IE6-8 fails to persist the checked state of a cloned checkbox
  // or radio button. Worse, IE6-7 fail to give the cloned element
  // a checked appearance if the defaultChecked value isn't also set

dest.defaultChecked = dest.checked = src.checked;

// IE6-7 get confused and end up setting the value of a cloned
  // checkbox/radio button to an empty string instead of "on"
  if ( dest.value !== src.value ) {
   dest.value = src.value;
  }

// IE6-8 fails to return the selected option to the default selected
 // state when cloning options
 } else if ( nodeName === "option" ) {
  dest.defaultSelected = dest.selected = src.defaultSelected;

// IE6-8 fails to set the defaultValue to the correct value when
 // cloning other types of input fields
 } else if ( nodeName === "input" || nodeName === "textarea" ) {
  dest.defaultValue = src.defaultValue;
 }
}

jQuery.each({
 appendTo: "append",
 prependTo: "prepend",
 insertBefore: "before",
 insertAfter: "after",
 replaceAll: "replaceWith"
}, function( name, original ) {
 jQuery.fn[ name ] = function( selector ) {
  var elems,
   i = 0,
   ret = [],
   insert = jQuery( selector ),
   last = insert.length - 1;

for ( ; i <= last; i++ ) {
   elems = i === last ? this : this.clone(true);
   jQuery( insert[i] )[ original ]( elems );

// Modern browsers can apply jQuery collections as arrays, but oldIE needs a .get()
   core_push.apply( ret, elems.get() );
  }

return this.pushStack( ret );
 };
});

function getAll( context, tag ) {
 var elems, elem,
  i = 0,
  found = typeof context.getElementsByTagName !== core_strundefined ? context.getElementsByTagName( tag || "*" ) :
   typeof context.querySelectorAll !== core_strundefined ? context.querySelectorAll( tag || "*" ) :
   undefined;

if ( !found ) {
  for ( found = [], elems = context.childNodes || context; (elem = elems[i]) != null; i++ ) {
   if ( !tag || jQuery.nodeName( elem, tag ) ) {
    found.push( elem );
   } else {
    jQuery.merge( found, getAll( elem, tag ) );
   }
  }
 }

return tag === undefined || tag && jQuery.nodeName( context, tag ) ?
  jQuery.merge( [ context ], found ) :
  found;
}

// Used in buildFragment, fixes the defaultChecked property
function fixDefaultChecked( elem ) {
 if ( manipulation_rcheckableType.test( elem.type ) ) {
  elem.defaultChecked = elem.checked;
 }
}

jQuery.extend({
 clone: function( elem, dataAndEvents, deepDataAndEvents ) {
  var destElements, node, clone, i, srcElements,
   inPage = jQuery.contains( elem.ownerDocument, elem );

if ( jQuery.support.html5Clone || jQuery.isXMLDoc(elem) || !rnoshimcache.test( "<" + elem.nodeName + ">" ) ) {
   clone = elem.cloneNode( true );

// IE<=8 does not properly clone detached, unknown element nodes
  } else {
   fragmentDiv.innerHTML = elem.outerHTML;
   fragmentDiv.removeChild( clone = fragmentDiv.firstChild );
  }

if ( (!jQuery.support.noCloneEvent || !jQuery.support.noCloneChecked) &&
    (elem.nodeType === 1 || elem.nodeType === 11) && !jQuery.isXMLDoc(elem) ) {

// We eschew Sizzle here for performance reasons: http://jsperf.com/getall-vs-sizzle/2
   destElements = getAll( clone );
   srcElements = getAll( elem );

// Fix all IE cloning issues
   for ( i = 0; (node = srcElements[i]) != null; ++i ) {
    // Ensure that the destination node is not null; Fixes #9587
    if ( destElements[i] ) {
     fixCloneNodeIssues( node, destElements[i] );
    }
   }
  }

// Copy the events from the original to the clone
  if ( dataAndEvents ) {
   if ( deepDataAndEvents ) {
    srcElements = srcElements || getAll( elem );
    destElements = destElements || getAll( clone );

for ( i = 0; (node = srcElements[i]) != null; i++ ) {
     cloneCopyEvent( node, destElements[i] );
    }
   } else {
    cloneCopyEvent( elem, clone );
   }
  }

// Preserve script evaluation history
  destElements = getAll( clone, "script" );
  if ( destElements.length > 0 ) {
   setGlobalEval( destElements, !inPage && getAll( elem, "script" ) );
  }

destElements = srcElements = node = null;

// Return the cloned set
  return clone;
 },

buildFragment: function( elems, context, scripts, selection ) {
  var j, elem, contains,
   tmp, tag, tbody, wrap,
   l = elems.length,

// Ensure a safe fragment
   safe = createSafeFragment( context ),

nodes = [],
   i = 0;

for ( ; i < l; i++ ) {
   elem = elems[ i ];

if ( elem || elem === 0 ) {

// Add nodes directly
    if ( jQuery.type( elem ) === "object" ) {
     jQuery.merge( nodes, elem.nodeType ? [ elem ] : elem );

// Convert non-html into a text node
    } else if ( !rhtml.test( elem ) ) {
     nodes.push( context.createTextNode( elem ) );

// Convert html into DOM nodes
    } else {
     tmp = tmp || safe.appendChild( context.createElement("div") );

// Deserialize a standard representation
     tag = ( rtagName.exec( elem ) || ["", ""] )[1].toLowerCase();
     wrap = wrapMap[ tag ] || wrapMap._default;

tmp.innerHTML = wrap[1] + elem.replace( rxhtmlTag, "<$1></$2>" ) + wrap[2];

// Descend through wrappers to the right content
     j = wrap[0];
     while ( j-- ) {
      tmp = tmp.lastChild;
     }

// Manually add leading whitespace removed by IE
     if ( !jQuery.support.leadingWhitespace && rleadingWhitespace.test( elem ) ) {
      nodes.push( context.createTextNode( rleadingWhitespace.exec( elem )[0] ) );
     }

// Remove IE's autoinserted <tbody> from table fragments
     if ( !jQuery.support.tbody ) {

// String was a <table>, *may* have spurious <tbody>
      elem = tag === "table" && !rtbody.test( elem ) ?
       tmp.firstChild :

// String was a bare <thead> or <tfoot>
       wrap[1] === "<table>" && !rtbody.test( elem ) ?
        tmp :
        0;

j = elem && elem.childNodes.length;
      while ( j-- ) {
       if ( jQuery.nodeName( (tbody = elem.childNodes[j]), "tbody" ) && !tbody.childNodes.length ) {
        elem.removeChild( tbody );
       }
      }
     }

jQuery.merge( nodes, tmp.childNodes );

// Fix #12392 for WebKit and IE > 9
     tmp.textContent = "";

// Fix #12392 for oldIE
     while ( tmp.firstChild ) {
      tmp.removeChild( tmp.firstChild );
     }

// Remember the top-level container for proper cleanup
     tmp = safe.lastChild;
    }
   }
  }

// Fix #11356: Clear elements from fragment
  if ( tmp ) {
   safe.removeChild( tmp );
  }

// Reset defaultChecked for any radios and checkboxes
  // about to be appended to the DOM in IE 6/7 (#8060)
  if ( !jQuery.support.appendChecked ) {
   jQuery.grep( getAll( nodes, "input" ), fixDefaultChecked );
  }

i = 0;
  while ( (elem = nodes[ i++ ]) ) {

// #4087 - If origin and destination elements are the same, and this is
   // that element, do not do anything
   if ( selection && jQuery.inArray( elem, selection ) !== -1 ) {
    continue;
   }

contains = jQuery.contains( elem.ownerDocument, elem );

// Append to fragment
   tmp = getAll( safe.appendChild( elem ), "script" );

// Preserve script evaluation history
   if ( contains ) {
    setGlobalEval( tmp );
   }

// Capture executables
   if ( scripts ) {
    j = 0;
    while ( (elem = tmp[ j++ ]) ) {
     if ( rscriptType.test( elem.type || "" ) ) {
      scripts.push( elem );
     }
    }
   }
  }

tmp = null;

return safe;
 },

cleanData: function( elems, /* internal */ acceptData ) {
  var elem, type, id, data,
   i = 0,
   internalKey = jQuery.expando,
   cache = jQuery.cache,
   deleteExpando = jQuery.support.deleteExpando,
   special = jQuery.event.special;

for ( ; (elem = elems[i]) != null; i++ ) {

if ( acceptData || jQuery.acceptData( elem ) ) {

id = elem[ internalKey ];
    data = id && cache[ id ];

if ( data ) {
     if ( data.events ) {
      for ( type in data.events ) {
       if ( special[ type ] ) {
        jQuery.event.remove( elem, type );

// This is a shortcut to avoid jQuery.event.remove's overhead
       } else {
        jQuery.removeEvent( elem, type, data.handle );
       }
      }
     }

// Remove cache only if it was not already removed by jQuery.event.remove
     if ( cache[ id ] ) {

delete cache[ id ];

// IE does not allow us to delete expando properties from nodes,
      // nor does it have a removeAttribute function on Document nodes;
      // we must handle all of these cases
      if ( deleteExpando ) {
       delete elem[ internalKey ];

} else if ( typeof elem.removeAttribute !== core_strundefined ) {
       elem.removeAttribute( internalKey );

} else {
       elem[ internalKey ] = null;
      }

core_deletedIds.push( id );
     }
    }
   }
  }
 },

_evalUrl: function( url ) {
  return jQuery.ajax({
   url: url,
   type: "GET",
   dataType: "script",
   async: false,
   global: false,
   "throws": true
  });
 }
});
jQuery.fn.extend({
 wrapAll: function( html ) {
  if ( jQuery.isFunction( html ) ) {
   return this.each(function(i) {
    jQuery(this).wrapAll( html.call(this, i) );
   });
  }

if ( this[0] ) {
   // The elements to wrap the target around
   var wrap = jQuery( html, this[0].ownerDocument ).eq(0).clone(true);

if ( this[0].parentNode ) {
    wrap.insertBefore( this[0] );
   }

wrap.map(function() {
    var elem = this;

while ( elem.firstChild && elem.firstChild.nodeType === 1 ) {
     elem = elem.firstChild;
    }

return elem;
   }).append( this );
  }

return this;
 },

wrapInner: function( html ) {
  if ( jQuery.isFunction( html ) ) {
   return this.each(function(i) {
    jQuery(this).wrapInner( html.call(this, i) );
   });
  }

return this.each(function() {
   var self = jQuery( this ),
    contents = self.contents();

if ( contents.length ) {
    contents.wrapAll( html );

} else {
    self.append( html );
   }
  });
 },

wrap: function( html ) {
  var isFunction = jQuery.isFunction( html );

return this.each(function(i) {
   jQuery( this ).wrapAll( isFunction ? html.call(this, i) : html );
  });
 },

unwrap: function() {
  return this.parent().each(function() {
   if ( !jQuery.nodeName( this, "body" ) ) {
    jQuery( this ).replaceWith( this.childNodes );
   }
  }).end();
 }
});
var iframe, getStyles, curCSS,
 ralpha = /alpha$[^)]*$/i,
 ropacity = /opacity\s*=\s*([^)]*)/,
 rposition = /^(top|right|bottom|left)$/,
 // swappable if display is none or starts with table except "table", "table-cell", or "table-caption"
 // see here for display values: https://developer.mozilla.org/en-US/docs/CSS/display
 rdisplayswap = /^(none|table(?!-c[ea]).+)/,
 rmargin = /^margin/,
 rnumsplit = new RegExp( "^(" + core_pnum + ")(.*)$", "i" ),
 rnumnonpx = new RegExp( "^(" + core_pnum + ")(?!px)[a-z%]+$", "i" ),
 rrelNum = new RegExp( "^([+-])=(" + core_pnum + ")", "i" ),
 elemdisplay = { BODY: "block" },

cssShow = { position: "absolute", visibility: "hidden", display: "block" },
 cssNormalTransform = {
  letterSpacing: 0,
  fontWeight: 400
 },

cssExpand = [ "Top", "Right", "Bottom", "Left" ],
 cssPrefixes = [ "Webkit", "O", "Moz", "ms" ];

// return a css property mapped to a potentially vendor prefixed property
function vendorPropName( style, name ) {

// shortcut for names that are not vendor prefixed
 if ( name in style ) {
  return name;
 }

// check for vendor prefixed names
 var capName = name.charAt(0).toUpperCase() + name.slice(1),
  origName = name,
  i = cssPrefixes.length;

while ( i-- ) {
  name = cssPrefixes[ i ] + capName;
  if ( name in style ) {
   return name;
  }
 }

return origName;
}

function isHidden( elem, el ) {
 // isHidden might be called from jQuery#filter function;
 // in that case, element will be second argument
 elem = el || elem;
 return jQuery.css( elem, "display" ) === "none" || !jQuery.contains( elem.ownerDocument, elem );
}

function showHide( elements, show ) {
 var display, elem, hidden,
  values = [],
  index = 0,
  length = elements.length;

for ( ; index < length; index++ ) {
  elem = elements[ index ];
  if ( !elem.style ) {
   continue;
  }

values[ index ] = jQuery._data( elem, "olddisplay" );
  display = elem.style.display;
  if ( show ) {
   // Reset the inline display of this element to learn if it is
   // being hidden by cascaded rules or not
   if ( !values[ index ] && display === "none" ) {
    elem.style.display = "";
   }

// Set elements which have been overridden with display: none
   // in a stylesheet to whatever the default browser style is
   // for such an element
   if ( elem.style.display === "" && isHidden( elem ) ) {
    values[ index ] = jQuery._data( elem, "olddisplay", css_defaultDisplay(elem.nodeName) );
   }
  } else {

if ( !values[ index ] ) {
    hidden = isHidden( elem );

if ( display && display !== "none" || !hidden ) {
     jQuery._data( elem, "olddisplay", hidden ? display : jQuery.css( elem, "display" ) );
    }
   }
  }
 }

// Set the display of most of the elements in a second loop
 // to avoid the constant reflow
 for ( index = 0; index < length; index++ ) {
  elem = elements[ index ];
  if ( !elem.style ) {
   continue;
  }
  if ( !show || elem.style.display === "none" || elem.style.display === "" ) {
   elem.style.display = show ? values[ index ] || "" : "none";
  }
 }

return elements;
}

jQuery.fn.extend({
 css: function( name, value ) {
  return jQuery.access( this, function( elem, name, value ) {
   var len, styles,
    map = {},
    i = 0;

if ( jQuery.isArray( name ) ) {
    styles = getStyles( elem );
    len = name.length;

for ( ; i < len; i++ ) {
     map[ name[ i ] ] = jQuery.css( elem, name[ i ], false, styles );
    }

return map;
   }

return value !== undefined ?
    jQuery.style( elem, name, value ) :
    jQuery.css( elem, name );
  }, name, value, arguments.length > 1 );
 },
 show: function() {
  return showHide( this, true );
 },
 hide: function() {
  return showHide( this );
 },
 toggle: function( state ) {
  if ( typeof state === "boolean" ) {
   return state ? this.show() : this.hide();
  }

return this.each(function() {
   if ( isHidden( this ) ) {
    jQuery( this ).show();
   } else {
    jQuery( this ).hide();
   }
  });
 }
});

jQuery.extend({
 // Add in style property hooks for overriding the default
 // behavior of getting and setting a style property
 cssHooks: {
  opacity: {
   get: function( elem, computed ) {
    if ( computed ) {
     // We should always get a number back from opacity
     var ret = curCSS( elem, "opacity" );
     return ret === "" ? "1" : ret;
    }
   }
  }
 },

// Don't automatically add "px" to these possibly-unitless properties
 cssNumber: {
  "columnCount": true,
  "fillOpacity": true,
  "fontWeight": true,
  "lineHeight": true,
  "opacity": true,
  "order": true,
  "orphans": true,
  "widows": true,
  "zIndex": true,
  "zoom": true
 },

// Add in properties whose names you wish to fix before
 // setting or getting the value
 cssProps: {
  // normalize float css property
  "float": jQuery.support.cssFloat ? "cssFloat" : "styleFloat"
 },

// Get and set the style property on a DOM Node
 style: function( elem, name, value, extra ) {
  // Don't set styles on text and comment nodes
  if ( !elem || elem.nodeType === 3 || elem.nodeType === 8 || !elem.style ) {
   return;
  }

// Make sure that we're working with the right name
  var ret, type, hooks,
   origName = jQuery.camelCase( name ),
   style = elem.style;

name = jQuery.cssProps[ origName ] || ( jQuery.cssProps[ origName ] = vendorPropName( style, origName ) );

// gets hook for the prefixed version
  // followed by the unprefixed version
  hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];

// Check if we're setting a value
  if ( value !== undefined ) {
   type = typeof value;

// convert relative number strings (+= or -=) to relative numbers. #7345
   if ( type === "string" && (ret = rrelNum.exec( value )) ) {
    value = ( ret[1] + 1 ) * ret[2] + parseFloat( jQuery.css( elem, name ) );
    // Fixes bug #9237
    type = "number";
   }

// Make sure that NaN and null values aren't set. See: #7116
   if ( value == null || type === "number" && isNaN( value ) ) {
    return;
   }

// If a number was passed in, add 'px' to the (except for certain CSS properties)
   if ( type === "number" && !jQuery.cssNumber[ origName ] ) {
    value += "px";
   }

// Fixes #8908, it can be done more correctly by specifing setters in cssHooks,
   // but it would mean to define eight (for every problematic property) identical functions
   if ( !jQuery.support.clearCloneStyle && value === "" && name.indexOf("background") === 0 ) {
    style[ name ] = "inherit";
   }

// If a hook was provided, use that value, otherwise just set the specified value
   if ( !hooks || !("set" in hooks) || (value = hooks.set( elem, value, extra )) !== undefined ) {

// Wrapped to prevent IE from throwing errors when 'invalid' values are provided
    // Fixes bug #5509
    try {
     style[ name ] = value;
    } catch(e) {}
   }

} else {
   // If a hook was provided get the non-computed value from there
   if ( hooks && "get" in hooks && (ret = hooks.get( elem, false, extra )) !== undefined ) {
    return ret;
   }

// Otherwise just get the value from the style object
   return style[ name ];
  }
 },

css: function( elem, name, extra, styles ) {
  var num, val, hooks,
   origName = jQuery.camelCase( name );

// Make sure that we're working with the right name
  name = jQuery.cssProps[ origName ] || ( jQuery.cssProps[ origName ] = vendorPropName( elem.style, origName ) );

// gets hook for the prefixed version
  // followed by the unprefixed version
  hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ];

// If a hook was provided get the computed value from there
  if ( hooks && "get" in hooks ) {
   val = hooks.get( elem, true, extra );
  }

// Otherwise, if a way to get the computed value exists, use that
  if ( val === undefined ) {
   val = curCSS( elem, name, styles );
  }

//convert "normal" to computed value
  if ( val === "normal" && name in cssNormalTransform ) {
   val = cssNormalTransform[ name ];
  }

// Return, converting to number if forced or a qualifier was provided and val looks numeric
  if ( extra === "" || extra ) {
   num = parseFloat( val );
   return extra === true || jQuery.isNumeric( num ) ? num || 0 : val;
  }
  return val;
 }
});

// NOTE: we've included the "window" in window.getComputedStyle
// because jsdom on node.js will break without it.
if ( window.getComputedStyle ) {
 getStyles = function( elem ) {
  return window.getComputedStyle( elem, null );
 };

curCSS = function( elem, name, _computed ) {
  var width, minWidth, maxWidth,
   computed = _computed || getStyles( elem ),

// getPropertyValue is only needed for .css('filter') in IE9, see #12537
   ret = computed ? computed.getPropertyValue( name ) || computed[ name ] : undefined,
   style = elem.style;

if ( computed ) {

if ( ret === "" && !jQuery.contains( elem.ownerDocument, elem ) ) {
    ret = jQuery.style( elem, name );
   }

// A tribute to the "awesome hack by Dean Edwards"
   // Chrome < 17 and Safari 5.0 uses "computed value" instead of "used value" for margin-right
   // Safari 5.1.7 (at least) returns percentage for a larger set of values, but width seems to be reliably pixels
   // this is against the CSSOM draft spec: http://dev.w3.org/csswg/cssom/#resolved-values
   if ( rnumnonpx.test( ret ) && rmargin.test( name ) ) {

// Remember the original values
    width = style.width;
    minWidth = style.minWidth;
    maxWidth = style.maxWidth;

// Put in the new values to get a computed value out
    style.minWidth = style.maxWidth = style.width = ret;
    ret = computed.width;

// Revert the changed values
    style.width = width;
    style.minWidth = minWidth;
    style.maxWidth = maxWidth;
   }
  }

return ret;
 };
} else if ( document.documentElement.currentStyle ) {
 getStyles = function( elem ) {
  return elem.currentStyle;
 };

curCSS = function( elem, name, _computed ) {
  var left, rs, rsLeft,
   computed = _computed || getStyles( elem ),
   ret = computed ? computed[ name ] : undefined,
   style = elem.style;

// Avoid setting ret to empty string here
  // so we don't default to auto
  if ( ret == null && style && style[ name ] ) {
   ret = style[ name ];
  }

// From the awesome hack by Dean Edwards
  // http://erik.eae.net/archives/2007/07/27/18.54.15/#comment-102291

// If we're not dealing with a regular pixel number
  // but a number that has a weird ending, we need to convert it to pixels
  // but not position css attributes, as those are proportional to the parent element instead
  // and we can't measure the parent instead because it might trigger a "stacking dolls" problem
  if ( rnumnonpx.test( ret ) && !rposition.test( name ) ) {

// Remember the original values
   left = style.left;
   rs = elem.runtimeStyle;
   rsLeft = rs && rs.left;

// Put in the new values to get a computed value out
   if ( rsLeft ) {
    rs.left = elem.currentStyle.left;
   }
   style.left = name === "fontSize" ? "1em" : ret;
   ret = style.pixelLeft + "px";

// Revert the changed values
   style.left = left;
   if ( rsLeft ) {
    rs.left = rsLeft;
   }
  }

return ret === "" ? "auto" : ret;
 };
}

function setPositiveNumber( elem, value, subtract ) {
 var matches = rnumsplit.exec( value );
 return matches ?
  // Guard against undefined "subtract", e.g., when used as in cssHooks
  Math.max( 0, matches[ 1 ] - ( subtract || 0 ) ) + ( matches[ 2 ] || "px" ) :
  value;
}

function augmentWidthOrHeight( elem, name, extra, isBorderBox, styles ) {
 var i = extra === ( isBorderBox ? "border" : "content" ) ?
  // If we already have the right measurement, avoid augmentation
  4 :
  // Otherwise initialize for horizontal or vertical properties
  name === "width" ? 1 : 0,

val = 0;

for ( ; i < 4; i += 2 ) {
  // both box models exclude margin, so add it if we want it
  if ( extra === "margin" ) {
   val += jQuery.css( elem, extra + cssExpand[ i ], true, styles );
  }

if ( isBorderBox ) {
   // border-box includes padding, so remove it if we want content
   if ( extra === "content" ) {
    val -= jQuery.css( elem, "padding" + cssExpand[ i ], true, styles );
   }

// at this point, extra isn't border nor margin, so remove border
   if ( extra !== "margin" ) {
    val -= jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles );
   }
  } else {
   // at this point, extra isn't content, so add padding
   val += jQuery.css( elem, "padding" + cssExpand[ i ], true, styles );

// at this point, extra isn't content nor padding, so add border
   if ( extra !== "padding" ) {
    val += jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles );
   }
  }
 }

return val;
}

function getWidthOrHeight( elem, name, extra ) {

// Start with offset property, which is equivalent to the border-box value
 var valueIsBorderBox = true,
  val = name === "width" ? elem.offsetWidth : elem.offsetHeight,
  styles = getStyles( elem ),
  isBorderBox = jQuery.support.boxSizing && jQuery.css( elem, "boxSizing", false, styles ) === "border-box";

// some non-html elements return undefined for offsetWidth, so check for null/undefined
 // svg - https://bugzilla.mozilla.org/show_bug.cgi?id=649285
 // MathML - https://bugzilla.mozilla.org/show_bug.cgi?id=491668
 if ( val <= 0 || val == null ) {
  // Fall back to computed then uncomputed css if necessary
  val = curCSS( elem, name, styles );
  if ( val < 0 || val == null ) {
   val = elem.style[ name ];
  }

// Computed unit is not pixels. Stop here and return.
  if ( rnumnonpx.test(val) ) {
   return val;
  }

// we need the check for style in case a browser which returns unreliable values
  // for getComputedStyle silently falls back to the reliable elem.style
  valueIsBorderBox = isBorderBox && ( jQuery.support.boxSizingReliable || val === elem.style[ name ] );

// Normalize "", auto, and prepare for extra
  val = parseFloat( val ) || 0;
 }

// use the active box-sizing model to add/subtract irrelevant styles
 return ( val +
  augmentWidthOrHeight(
   elem,
   name,
   extra || ( isBorderBox ? "border" : "content" ),
   valueIsBorderBox,
   styles
  )
 ) + "px";
}

// Try to determine the default display value of an element
function css_defaultDisplay( nodeName ) {
 var doc = document,
  display = elemdisplay[ nodeName ];

if ( !display ) {
  display = actualDisplay( nodeName, doc );

// If the simple way fails, read from inside an iframe
  if ( display === "none" || !display ) {
   // Use the already-created iframe if possible
   iframe = ( iframe ||
    jQuery("<iframe frameborder='0' width='0' height='0'/>")
    .css( "cssText", "display:block !important" )
   ).appendTo( doc.documentElement );

// Always write a new HTML skeleton so Webkit and Firefox don't choke on reuse
   doc = ( iframe[0].contentWindow || iframe[0].contentDocument ).document;
   doc.write("<!doctype html><html><body>");
   doc.close();

display = actualDisplay( nodeName, doc );
   iframe.detach();
  }

// Store the correct default display
  elemdisplay[ nodeName ] = display;
 }

return display;
}

// Called ONLY from within css_defaultDisplay
function actualDisplay( name, doc ) {
 var elem = jQuery( doc.createElement( name ) ).appendTo( doc.body ),
  display = jQuery.css( elem[0], "display" );
 elem.remove();
 return display;
}

jQuery.each([ "height", "width" ], function( i, name ) {
 jQuery.cssHooks[ name ] = {
  get: function( elem, computed, extra ) {
   if ( computed ) {
    // certain elements can have dimension info if we invisibly show them
    // however, it must have a current display style that would benefit from this
    return elem.offsetWidth === 0 && rdisplayswap.test( jQuery.css( elem, "display" ) ) ?
     jQuery.swap( elem, cssShow, function() {
      return getWidthOrHeight( elem, name, extra );
     }) :
     getWidthOrHeight( elem, name, extra );
   }
  },

set: function( elem, value, extra ) {
   var styles = extra && getStyles( elem );
   return setPositiveNumber( elem, value, extra ?
    augmentWidthOrHeight(
     elem,
     name,
     extra,
     jQuery.support.boxSizing && jQuery.css( elem, "boxSizing", false, styles ) === "border-box",
     styles
    ) : 0
   );
  }
 };
});

if ( !jQuery.support.opacity ) {
 jQuery.cssHooks.opacity = {
  get: function( elem, computed ) {
   // IE uses filters for opacity
   return ropacity.test( (computed && elem.currentStyle ? elem.currentStyle.filter : elem.style.filter) || "" ) ?
    ( 0.01 * parseFloat( RegExp.$1 ) ) + "" :
    computed ? "1" : "";
  },

set: function( elem, value ) {
   var style = elem.style,
    currentStyle = elem.currentStyle,
    opacity = jQuery.isNumeric( value ) ? "alpha(opacity=" + value * 100 + ")" : "",
    filter = currentStyle && currentStyle.filter || style.filter || "";

// IE has trouble with opacity if it does not have layout
   // Force it by setting the zoom level
   style.zoom = 1;

// if setting opacity to 1, and no other filters exist - attempt to remove filter attribute #6652
   // if value === "", then remove inline opacity #12685
   if ( ( value >= 1 || value === "" ) &&
     jQuery.trim( filter.replace( ralpha, "" ) ) === "" &&
     style.removeAttribute ) {

// Setting style.filter to null, "" & " " still leave "filter:" in the cssText
    // if "filter:" is present at all, clearType is disabled, we want to avoid this
    // style.removeAttribute is IE Only, but so apparently is this code path...
    style.removeAttribute( "filter" );

// if there is no filter style applied in a css rule or unset inline opacity, we are done
    if ( value === "" || currentStyle && !currentStyle.filter ) {
     return;
    }
   }

// otherwise, set new filter values
   style.filter = ralpha.test( filter ) ?
    filter.replace( ralpha, opacity ) :
    filter + " " + opacity;
  }
 };
}

// These hooks cannot be added until DOM ready because the support test
// for it is not run until after DOM ready
jQuery(function() {
 if ( !jQuery.support.reliableMarginRight ) {
  jQuery.cssHooks.marginRight = {
   get: function( elem, computed ) {
    if ( computed ) {
     // WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right
     // Work around by temporarily setting element display to inline-block
     return jQuery.swap( elem, { "display": "inline-block" },
      curCSS, [ elem, "marginRight" ] );
    }
   }
  };
 }

// Webkit bug: https://bugs.webkit.org/show_bug.cgi?id=29084
 // getComputedStyle returns percent when specified for top/left/bottom/right
 // rather than make the css module depend on the offset module, we just check for it here
 if ( !jQuery.support.pixelPosition && jQuery.fn.position ) {
  jQuery.each( [ "top", "left" ], function( i, prop ) {
   jQuery.cssHooks[ prop ] = {
    get: function( elem, computed ) {
     if ( computed ) {
      computed = curCSS( elem, prop );
      // if curCSS returns percentage, fallback to offset
      return rnumnonpx.test( computed ) ?
       jQuery( elem ).position()[ prop ] + "px" :
       computed;
     }
    }
   };
  });
 }

});

if ( jQuery.expr && jQuery.expr.filters ) {
 jQuery.expr.filters.hidden = function( elem ) {
  // Support: Opera <= 12.12
  // Opera reports offsetWidths and offsetHeights less than zero on some elements
  return elem.offsetWidth <= 0 && elem.offsetHeight <= 0 ||
   (!jQuery.support.reliableHiddenOffsets && ((elem.style && elem.style.display) || jQuery.css( elem, "display" )) === "none");
 };

jQuery.expr.filters.visible = function( elem ) {
  return !jQuery.expr.filters.hidden( elem );
 };
}

// These hooks are used by animate to expand properties
jQuery.each({
 margin: "",
 padding: "",
 border: "Width"
}, function( prefix, suffix ) {
 jQuery.cssHooks[ prefix + suffix ] = {
  expand: function( value ) {
   var i = 0,
    expanded = {},

// assumes a single number if not a string
    parts = typeof value === "string" ? value.split(" ") : [ value ];

for ( ; i < 4; i++ ) {
    expanded[ prefix + cssExpand[ i ] + suffix ] =
     parts[ i ] || parts[ i - 2 ] || parts[ 0 ];
   }

return expanded;
  }
 };

if ( !rmargin.test( prefix ) ) {
  jQuery.cssHooks[ prefix + suffix ].set = setPositiveNumber;
 }
});
var r20 = /%20/g,
 rbracket = /\[\]$/,
 rCRLF = /\r?\n/g,
 rsubmitterTypes = /^(?:submit|button|image|reset|file)$/i,
 rsubmittable = /^(?:input|select|textarea|keygen)/i;

jQuery.fn.extend({
 serialize: function() {
  return jQuery.param( this.serializeArray() );
 },
 serializeArray: function() {
  return this.map(function(){
   // Can add propHook for "elements" to filter or add form elements
   var elements = jQuery.prop( this, "elements" );
   return elements ? jQuery.makeArray( elements ) : this;
  })
  .filter(function(){
   var type = this.type;
   // Use .is(":disabled") so that fieldset[disabled] works
   return this.name && !jQuery( this ).is( ":disabled" ) &&
    rsubmittable.test( this.nodeName ) && !rsubmitterTypes.test( type ) &&
    ( this.checked || !manipulation_rcheckableType.test( type ) );
  })
  .map(function( i, elem ){
   var val = jQuery( this ).val();

return val == null ?
    null :
    jQuery.isArray( val ) ?
     jQuery.map( val, function( val ){
      return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
     }) :
     { name: elem.name, value: val.replace( rCRLF, "\r\n" ) };
  }).get();
 }
});

//Serialize an array of form elements or a set of
//key/values into a query string
jQuery.param = function( a, traditional ) {
 var prefix,
  s = [],
  add = function( key, value ) {
   // If value is a function, invoke it and return its value
   value = jQuery.isFunction( value ) ? value() : ( value == null ? "" : value );
   s[ s.length ] = encodeURIComponent( key ) + "=" + encodeURIComponent( value );
  };

// Set traditional to true for jQuery <= 1.3.2 behavior.
 if ( traditional === undefined ) {
  traditional = jQuery.ajaxSettings && jQuery.ajaxSettings.traditional;
 }

// If an array was passed in, assume that it is an array of form elements.
 if ( jQuery.isArray( a ) || ( a.jquery && !jQuery.isPlainObject( a ) ) ) {
  // Serialize the form elements
  jQuery.each( a, function() {
   add( this.name, this.value );
  });

} else {
  // If traditional, encode the "old" way (the way 1.3.2 or older
  // did it), otherwise encode params recursively.
  for ( prefix in a ) {
   buildParams( prefix, a[ prefix ], traditional, add );
  }
 }

// Return the resulting serialization
 return s.join( "&" ).replace( r20, "+" );
};

function buildParams( prefix, obj, traditional, add ) {
 var name;

if ( jQuery.isArray( obj ) ) {
  // Serialize array item.
  jQuery.each( obj, function( i, v ) {
   if ( traditional || rbracket.test( prefix ) ) {
    // Treat each array item as a scalar.
    add( prefix, v );

} else {
    // Item is non-scalar (array or object), encode its numeric index.
    buildParams( prefix + "[" + ( typeof v === "object" ? i : "" ) + "]", v, traditional, add );
   }
  });

} else if ( !traditional && jQuery.type( obj ) === "object" ) {
  // Serialize object item.
  for ( name in obj ) {
   buildParams( prefix + "[" + name + "]", obj[ name ], traditional, add );
  }

} else {
  // Serialize scalar item.
  add( prefix, obj );
 }
}
jQuery.each( ("blur focus focusin focusout load resize scroll unload click dblclick " +
 "mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave " +
 "change select submit keydown keypress keyup error contextmenu").split(" "), function( i, name ) {

// Handle event binding
 jQuery.fn[ name ] = function( data, fn ) {
  return arguments.length > 0 ?
   this.on( name, null, data, fn ) :
   this.trigger( name );
 };
});

jQuery.fn.extend({
 hover: function( fnOver, fnOut ) {
  return this.mouseenter( fnOver ).mouseleave( fnOut || fnOver );
 },

bind: function( types, data, fn ) {
  return this.on( types, null, data, fn );
 },
 unbind: function( types, fn ) {
  return this.off( types, null, fn );
 },

delegate: function( selector, types, data, fn ) {
  return this.on( types, selector, data, fn );
 },
 undelegate: function( selector, types, fn ) {
  // ( namespace ) or ( selector, types [, fn] )
  return arguments.length === 1 ? this.off( selector, "**" ) : this.off( types, selector || "**", fn );
 }
});
var
 // Document location
 ajaxLocParts,
 ajaxLocation,
 ajax_nonce = jQuery.now(),

// Keep a copy of the old load method
 _load = jQuery.fn.load,

/* Prefilters
  * 1) They are useful to introduce custom dataTypes (see ajax/jsonp.js for an example)
  * 2) These are called:
  *    - BEFORE asking for a transport
  *    - AFTER param serialization (s.data is a string if s.processData is true)
  * 3) key is the dataType
  * 4) the catchall symbol "*" can be used
  * 5) execution will start with transport dataType and THEN continue down to "*" if needed
  */
 prefilters = {},

/* Transports bindings
  * 1) key is the dataType
  * 2) the catchall symbol "*" can be used
  * 3) selection will start with transport dataType and THEN go to "*" if needed
  */
 transports = {},

// Avoid comment-prolog char sequence (#10098); must appease lint and evade compression
 allTypes = "*/".concat("*");

// #8138, IE may throw an exception when accessing
// a field from window.location if document.domain has been set
try {
 ajaxLocation = location.href;
} catch( e ) {
 // Use the href attribute of an A element
 // since IE will modify it given document.location
 ajaxLocation = document.createElement( "a" );
 ajaxLocation.href = "";
 ajaxLocation = ajaxLocation.href;
}

// Segment location into parts
ajaxLocParts = rurl.exec( ajaxLocation.toLowerCase() ) || [];

// Base "constructor" for jQuery.ajaxPrefilter and jQuery.ajaxTransport
function addToPrefiltersOrTransports( structure ) {

// dataTypeExpression is optional and defaults to "*"
 return function( dataTypeExpression, func ) {

if ( typeof dataTypeExpression !== "string" ) {
   func = dataTypeExpression;
   dataTypeExpression = "*";
  }

var dataType,
   i = 0,
   dataTypes = dataTypeExpression.toLowerCase().match( core_rnotwhite ) || [];

if ( jQuery.isFunction( func ) ) {
   // For each dataType in the dataTypeExpression
   while ( (dataType = dataTypes[i++]) ) {
    // Prepend if requested
    if ( dataType[0] === "+" ) {
     dataType = dataType.slice( 1 ) || "*";
     (structure[ dataType ] = structure[ dataType ] || []).unshift( func );

// Otherwise append
    } else {
     (structure[ dataType ] = structure[ dataType ] || []).push( func );
    }
   }
  }
 };
}

// Base inspection function for prefilters and transports
function inspectPrefiltersOrTransports( structure, options, originalOptions, jqXHR ) {

var inspected = {},
  seekingTransport = ( structure === transports );

return inspect( options.dataTypes[ 0 ] ) || !inspected[ "*" ] && inspect( "*" );
}

// A special extend for ajax options
// that takes "flat" options (not to be deep extended)
// Fixes #9887
function ajaxExtend( target, src ) {
 var deep, key,
  flatOptions = jQuery.ajaxSettings.flatOptions || {};

for ( key in src ) {
  if ( src[ key ] !== undefined ) {
   ( flatOptions[ key ] ? target : ( deep || (deep = {}) ) )[ key ] = src[ key ];
  }
 }
 if ( deep ) {
  jQuery.extend( true, target, deep );
 }

return target;
}

jQuery.fn.load = function( url, params, callback ) {
 if ( typeof url !== "string" && _load ) {
  return _load.apply( this, arguments );
 }

var selector, response, type,
  self = this,
  off = url.indexOf(" ");

if ( off >= 0 ) {
  selector = url.slice( off, url.length );
  url = url.slice( 0, off );
 }

// If it's a function
 if ( jQuery.isFunction( params ) ) {

// We assume that it's the callback
  callback = params;
  params = undefined;

// Otherwise, build a param string
 } else if ( params && typeof params === "object" ) {
  type = "POST";
 }

// If we have elements to modify, make the request
 if ( self.length > 0 ) {
  jQuery.ajax({
   url: url,

// if "type" variable is undefined, then "GET" method will be used
   type: type,
   dataType: "html",
   data: params
  }).done(function( responseText ) {

// Save response for use in complete callback
   response = arguments;

self.html( selector ?

// If a selector was specified, locate the right elements in a dummy div
    // Exclude scripts to avoid IE 'Permission Denied' errors
    jQuery("<div>").append( jQuery.parseHTML( responseText ) ).find( selector ) :

// Otherwise use the full result
    responseText );

}).complete( callback && function( jqXHR, status ) {
   self.each( callback, response || [ jqXHR.responseText, status, jqXHR ] );
  });
 }

return this;
};

// Attach a bunch of functions for handling common AJAX events
jQuery.each( [ "ajaxStart", "ajaxStop", "ajaxComplete", "ajaxError", "ajaxSuccess", "ajaxSend" ], function( i, type ){
 jQuery.fn[ type ] = function( fn ){
  return this.on( type, fn );
 };
});

jQuery.extend({

// Counter for holding the number of active queries
 active: 0,

// Last-Modified header cache for next request
 lastModified: {},
 etag: {},

ajaxSettings: {
  url: ajaxLocation,
  type: "GET",
  isLocal: rlocalProtocol.test( ajaxLocParts[ 1 ] ),
  global: true,
  processData: true,
  async: true,
  contentType: "application/x-www-form-urlencoded; charset=UTF-8",
  /*
  timeout: 0,
  data: null,
  dataType: null,
  username: null,
  password: null,
  cache: null,
  throws: false,
  traditional: false,
  headers: {},
  */

accepts: {
   "*": allTypes,
   text: "text/plain",
   html: "text/html",
   xml: "application/xml, text/xml",
   json: "application/json, text/javascript"
  },

contents: {
   xml: /xml/,
   html: /html/,
   json: /json/
  },

responseFields: {
   xml: "responseXML",
   text: "responseText",
   json: "responseJSON"
  },

// Data converters
  // Keys separate source (or catchall "*") and destination types with a single space
  converters: {

// Convert anything to text
   "* text": String,

// Text to html (true = no transformation)
   "text html": true,

// Evaluate text as a json expression
   "text json": jQuery.parseJSON,

// Parse text as xml
   "text xml": jQuery.parseXML
  },

// For options that shouldn't be deep extended:
  // you can add your own custom options here if
  // and when you create one that shouldn't be
  // deep extended (see ajaxExtend)
  flatOptions: {
   url: true,
   context: true
  }
 },

// Creates a full fledged settings object into target
 // with both ajaxSettings and settings fields.
 // If target is omitted, writes into ajaxSettings.
 ajaxSetup: function( target, settings ) {
  return settings ?

// Building a settings object
   ajaxExtend( ajaxExtend( target, jQuery.ajaxSettings ), settings ) :

// Extending ajaxSettings
   ajaxExtend( jQuery.ajaxSettings, target );
 },

ajaxPrefilter: addToPrefiltersOrTransports( prefilters ),
 ajaxTransport: addToPrefiltersOrTransports( transports ),

// Main method
 ajax: function( url, options ) {

// If url is an object, simulate pre-1.5 signature
  if ( typeof url === "object" ) {
   options = url;
   url = undefined;
  }

// Force options to be an object
  options = options || {};

var // Cross-domain detection vars
   parts,
   // Loop variable
   i,
   // URL without anti-cache param
   cacheURL,
   // Response headers as string
   responseHeadersString,
   // timeout handle
   timeoutTimer,

// To know if global events are to be dispatched
   fireGlobals,

transport,
   // Response headers
   responseHeaders,
   // Create the final options object
   s = jQuery.ajaxSetup( {}, options ),
   // Callbacks context
   callbackContext = s.context || s,
   // Context for global events is callbackContext if it is a DOM node or jQuery collection
   globalEventContext = s.context && ( callbackContext.nodeType || callbackContext.jquery ) ?
    jQuery( callbackContext ) :
    jQuery.event,
   // Deferreds
   deferred = jQuery.Deferred(),
   completeDeferred = jQuery.Callbacks("once memory"),
   // Status-dependent callbacks
   statusCode = s.statusCode || {},
   // Headers (they are sent all at once)
   requestHeaders = {},
   requestHeadersNames = {},
   // The jqXHR state
   state = 0,
   // Default abort message
   strAbort = "canceled",
   // Fake xhr
   jqXHR = {
    readyState: 0,

// Builds headers hashtable if needed
    getResponseHeader: function( key ) {
     var match;
     if ( state === 2 ) {
      if ( !responseHeaders ) {
       responseHeaders = {};
       while ( (match = rheaders.exec( responseHeadersString )) ) {
        responseHeaders[ match[1].toLowerCase() ] = match[ 2 ];
       }
      }
      match = responseHeaders[ key.toLowerCase() ];
     }
     return match == null ? null : match;
    },

// Raw string
    getAllResponseHeaders: function() {
     return state === 2 ? responseHeadersString : null;
    },

// Caches the header
    setRequestHeader: function( name, value ) {
     var lname = name.toLowerCase();
     if ( !state ) {
      name = requestHeadersNames[ lname ] = requestHeadersNames[ lname ] || name;
      requestHeaders[ name ] = value;
     }
     return this;
    },

// Overrides response content-type header
    overrideMimeType: function( type ) {
     if ( !state ) {
      s.mimeType = type;
     }
     return this;
    },

// Status-dependent callbacks
    statusCode: function( map ) {
     var code;
     if ( map ) {
      if ( state < 2 ) {
       for ( code in map ) {
        // Lazy-add the new callback in a way that preserves old ones
        statusCode[ code ] = [ statusCode[ code ], map[ code ] ];
       }
      } else {
       // Execute the appropriate callbacks
       jqXHR.always( map[ jqXHR.status ] );
      }
     }
     return this;
    },

// Cancel the request
    abort: function( statusText ) {
     var finalText = statusText || strAbort;
     if ( transport ) {
      transport.abort( finalText );
     }
     done( 0, finalText );
     return this;
    }
   };

// Attach deferreds
  deferred.promise( jqXHR ).complete = completeDeferred.add;
  jqXHR.success = jqXHR.done;
  jqXHR.error = jqXHR.fail;

// Remove hash character (#7531: and string promotion)
  // Add protocol if not provided (#5866: IE7 issue with protocol-less urls)
  // Handle falsy url in the settings object (#10093: consistency with old signature)
  // We also use the url parameter if available
  s.url = ( ( url || s.url || ajaxLocation ) + "" ).replace( rhash, "" ).replace( rprotocol, ajaxLocParts[ 1 ] + "//" );

// Alias method option to type as per ticket #12004
  s.type = options.method || options.type || s.method || s.type;

// Extract dataTypes list
  s.dataTypes = jQuery.trim( s.dataType || "*" ).toLowerCase().match( core_rnotwhite ) || [""];

// A cross-domain request is in order when we have a protocol:host:port mismatch
  if ( s.crossDomain == null ) {
   parts = rurl.exec( s.url.toLowerCase() );
   s.crossDomain = !!( parts &&
    ( parts[ 1 ] !== ajaxLocParts[ 1 ] || parts[ 2 ] !== ajaxLocParts[ 2 ] ||
     ( parts[ 3 ] || ( parts[ 1 ] === "http:" ? "80" : "443" ) ) !==
      ( ajaxLocParts[ 3 ] || ( ajaxLocParts[ 1 ] === "http:" ? "80" : "443" ) ) )
   );
  }

// Convert data if not already a string
  if ( s.data && s.processData && typeof s.data !== "string" ) {
   s.data = jQuery.param( s.data, s.traditional );
  }

// Apply prefilters
  inspectPrefiltersOrTransports( prefilters, s, options, jqXHR );

// If request was aborted inside a prefilter, stop there
  if ( state === 2 ) {
   return jqXHR;
  }

// We can fire global events as of now if asked to
  fireGlobals = s.global;

// Watch for a new set of requests
  if ( fireGlobals && jQuery.active++ === 0 ) {
   jQuery.event.trigger("ajaxStart");
  }

// Uppercase the type
  s.type = s.type.toUpperCase();

// Determine if request has content
  s.hasContent = !rnoContent.test( s.type );

// Save the URL in case we're toying with the If-Modified-Since
  // and/or If-None-Match header later on
  cacheURL = s.url;

// More options handling for requests with no content
  if ( !s.hasContent ) {

// If data is available, append data to url
   if ( s.data ) {
    cacheURL = ( s.url += ( ajax_rquery.test( cacheURL ) ? "&" : "?" ) + s.data );
    // #9682: remove data so that it's not used in an eventual retry
    delete s.data;
   }

// Add anti-cache in url if needed
   if ( s.cache === false ) {
    s.url = rts.test( cacheURL ) ?

// If there is already a '_' parameter, set its value
     cacheURL.replace( rts, "$1_=" + ajax_nonce++ ) :

// Otherwise add one to the end
     cacheURL + ( ajax_rquery.test( cacheURL ) ? "&" : "?" ) + "_=" + ajax_nonce++;
   }
  }

// Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
  if ( s.ifModified ) {
   if ( jQuery.lastModified[ cacheURL ] ) {
    jqXHR.setRequestHeader( "If-Modified-Since", jQuery.lastModified[ cacheURL ] );
   }
   if ( jQuery.etag[ cacheURL ] ) {
    jqXHR.setRequestHeader( "If-None-Match", jQuery.etag[ cacheURL ] );
   }
  }

// Set the correct header, if data is being sent
  if ( s.data && s.hasContent && s.contentType !== false || options.contentType ) {
   jqXHR.setRequestHeader( "Content-Type", s.contentType );
  }

// Set the Accepts header for the server, depending on the dataType
  jqXHR.setRequestHeader(
   "Accept",
   s.dataTypes[ 0 ] && s.accepts[ s.dataTypes[0] ] ?
    s.accepts[ s.dataTypes[0] ] + ( s.dataTypes[ 0 ] !== "*" ? ", " + allTypes + "; q=0.01" : "" ) :
    s.accepts[ "*" ]
  );

// Check for headers option
  for ( i in s.headers ) {
   jqXHR.setRequestHeader( i, s.headers[ i ] );
  }

// Allow custom headers/mimetypes and early abort
  if ( s.beforeSend && ( s.beforeSend.call( callbackContext, jqXHR, s ) === false || state === 2 ) ) {
   // Abort if not done already and return
   return jqXHR.abort();
  }

// aborting is no longer a cancellation
  strAbort = "abort";

// Install callbacks on deferreds
  for ( i in { success: 1, error: 1, complete: 1 } ) {
   jqXHR[ i ]( s[ i ] );
  }

// Get transport
  transport = inspectPrefiltersOrTransports( transports, s, options, jqXHR );

// If no transport, we auto-abort
  if ( !transport ) {
   done( -1, "No Transport" );
  } else {
   jqXHR.readyState = 1;

// Send global event
   if ( fireGlobals ) {
    globalEventContext.trigger( "ajaxSend", [ jqXHR, s ] );
   }
   // Timeout
   if ( s.async && s.timeout > 0 ) {
    timeoutTimer = setTimeout(function() {
     jqXHR.abort("timeout");
    }, s.timeout );
   }

try {
    state = 1;
    transport.send( requestHeaders, done );
   } catch ( e ) {
    // Propagate exception as error if not done
    if ( state < 2 ) {
     done( -1, e );
    // Simply rethrow otherwise
    } else {
     throw e;
    }
   }
  }

// Callback for when everything is done
  function done( status, nativeStatusText, responses, headers ) {
   var isSuccess, success, error, response, modified,
    statusText = nativeStatusText;

// Called once
   if ( state === 2 ) {
    return;
   }

// State is "done" now
   state = 2;

// Clear timeout if it exists
   if ( timeoutTimer ) {
    clearTimeout( timeoutTimer );
   }

// Dereference transport for early garbage collection
   // (no matter how long the jqXHR object will be used)
   transport = undefined;

// Cache response headers
   responseHeadersString = headers || "";

// Set readyState
   jqXHR.readyState = status > 0 ? 4 : 0;

// Determine if successful
   isSuccess = status >= 200 && status < 300 || status === 304;

// Get response data
   if ( responses ) {
    response = ajaxHandleResponses( s, jqXHR, responses );
   }

// Convert no matter what (that way responseXXX fields are always set)
   response = ajaxConvert( s, response, jqXHR, isSuccess );

// If successful, handle type chaining
   if ( isSuccess ) {

// Set the If-Modified-Since and/or If-None-Match header, if in ifModified mode.
    if ( s.ifModified ) {
     modified = jqXHR.getResponseHeader("Last-Modified");
     if ( modified ) {
      jQuery.lastModified[ cacheURL ] = modified;
     }
     modified = jqXHR.getResponseHeader("etag");
     if ( modified ) {
      jQuery.etag[ cacheURL ] = modified;
     }
    }

// if no content
    if ( status === 204 || s.type === "HEAD" ) {
     statusText = "nocontent";

// if not modified
    } else if ( status === 304 ) {
     statusText = "notmodified";

// If we have data, let's convert it
    } else {
     statusText = response.state;
     success = response.data;
     error = response.error;
     isSuccess = !error;
    }
   } else {
    // We extract error from statusText
    // then normalize statusText and status for non-aborts
    error = statusText;
    if ( status || !statusText ) {
     statusText = "error";
     if ( status < 0 ) {
      status = 0;
     }
    }
   }

// Set data for the fake xhr object
   jqXHR.status = status;
   jqXHR.statusText = ( nativeStatusText || statusText ) + "";

// Success/Error
   if ( isSuccess ) {
    deferred.resolveWith( callbackContext, [ success, statusText, jqXHR ] );
   } else {
    deferred.rejectWith( callbackContext, [ jqXHR, statusText, error ] );
   }

// Status-dependent callbacks
   jqXHR.statusCode( statusCode );
   statusCode = undefined;

if ( fireGlobals ) {
    globalEventContext.trigger( isSuccess ? "ajaxSuccess" : "ajaxError",
     [ jqXHR, s, isSuccess ? success : error ] );
   }

// Complete
   completeDeferred.fireWith( callbackContext, [ jqXHR, statusText ] );

if ( fireGlobals ) {
    globalEventContext.trigger( "ajaxComplete", [ jqXHR, s ] );
    // Handle the global AJAX counter
    if ( !( --jQuery.active ) ) {
     jQuery.event.trigger("ajaxStop");
    }
   }
  }

return jqXHR;
 },

getJSON: function( url, data, callback ) {
  return jQuery.get( url, data, callback, "json" );
 },

getScript: function( url, callback ) {
  return jQuery.get( url, undefined, callback, "script" );
 }
});

jQuery.each( [ "get", "post" ], function( i, method ) {
 jQuery[ method ] = function( url, data, callback, type ) {
  // shift arguments if data argument was omitted
  if ( jQuery.isFunction( data ) ) {
   type = type || callback;
   callback = data;
   data = undefined;
  }

return jQuery.ajax({
   url: url,
   type: method,
   dataType: type,
   data: data,
   success: callback
  });
 };
});

/* Handles responses to an ajax request:
 * - finds the right dataType (mediates between content-type and expected dataType)
 * - returns the corresponding response
 */
function ajaxHandleResponses( s, jqXHR, responses ) {
 var firstDataType, ct, finalDataType, type,
  contents = s.contents,
  dataTypes = s.dataTypes;

// Remove auto dataType and get content-type in the process
 while( dataTypes[ 0 ] === "*" ) {
  dataTypes.shift();
  if ( ct === undefined ) {
   ct = s.mimeType || jqXHR.getResponseHeader("Content-Type");
  }
 }

// Check if we're dealing with a known content-type
 if ( ct ) {
  for ( type in contents ) {
   if ( contents[ type ] && contents[ type ].test( ct ) ) {
    dataTypes.unshift( type );
    break;
   }
  }
 }

// Check to see if we have a response for the expected dataType
 if ( dataTypes[ 0 ] in responses ) {
  finalDataType = dataTypes[ 0 ];
 } else {
  // Try convertible dataTypes
  for ( type in responses ) {
   if ( !dataTypes[ 0 ] || s.converters[ type + " " + dataTypes[0] ] ) {
    finalDataType = type;
    break;
   }
   if ( !firstDataType ) {
    firstDataType = type;
   }
  }
  // Or just use first one
  finalDataType = finalDataType || firstDataType;
 }

// If we found a dataType
 // We add the dataType to the list if needed
 // and return the corresponding response
 if ( finalDataType ) {
  if ( finalDataType !== dataTypes[ 0 ] ) {
   dataTypes.unshift( finalDataType );
  }
  return responses[ finalDataType ];
 }
}

/* Chain conversions given the request and the original response
 * Also sets the responseXXX fields on the jqXHR instance
 */
function ajaxConvert( s, response, jqXHR, isSuccess ) {
 var conv2, current, conv, tmp, prev,
  converters = {},
  // Work with a copy of dataTypes in case we need to modify it for conversion
  dataTypes = s.dataTypes.slice();

// Create converters map with lowercased keys
 if ( dataTypes[ 1 ] ) {
  for ( conv in s.converters ) {
   converters[ conv.toLowerCase() ] = s.converters[ conv ];
  }
 }

current = dataTypes.shift();

// Convert to each sequential dataType
 while ( current ) {

if ( s.responseFields[ current ] ) {
   jqXHR[ s.responseFields[ current ] ] = response;
  }

// Apply the dataFilter if provided
  if ( !prev && isSuccess && s.dataFilter ) {
   response = s.dataFilter( response, s.dataType );
  }

prev = current;
  current = dataTypes.shift();

if ( current ) {

// There's only work to do if current dataType is non-auto
   if ( current === "*" ) {

current = prev;

// Convert response if prev dataType is non-auto and differs from current
   } else if ( prev !== "*" && prev !== current ) {

// Seek a direct converter
    conv = converters[ prev + " " + current ] || converters[ "* " + current ];

// If none found, seek a pair
    if ( !conv ) {
     for ( conv2 in converters ) {

// If conv2 outputs current
      tmp = conv2.split( " " );
      if ( tmp[ 1 ] === current ) {

// If prev can be converted to accepted input
       conv = converters[ prev + " " + tmp[ 0 ] ] ||
        converters[ "* " + tmp[ 0 ] ];
       if ( conv ) {
        // Condense equivalence converters
        if ( conv === true ) {
         conv = converters[ conv2 ];

// Otherwise, insert the intermediate dataType
        } else if ( converters[ conv2 ] !== true ) {
         current = tmp[ 0 ];
         dataTypes.unshift( tmp[ 1 ] );
        }
        break;
       }
      }
     }
    }

// Apply converter (if not an equivalence)
    if ( conv !== true ) {

// Unless errors are allowed to bubble, catch and return them
     if ( conv && s[ "throws" ] ) {
      response = conv( response );
     } else {
      try {
       response = conv( response );
      } catch ( e ) {
       return { state: "parsererror", error: conv ? e : "No conversion from " + prev + " to " + current };
      }
     }
    }
   }
  }
 }

return { state: "success", data: response };
}
// Install script dataType
jQuery.ajaxSetup({
 accepts: {
  script: "text/javascript, application/javascript, application/ecmascript, application/x-ecmascript"
 },
 contents: {
  script: /(?:java|ecma)script/
 },
 converters: {
  "text script": function( text ) {
   jQuery.globalEval( text );
   return text;
  }
 }
});

// Handle cache's special case and global
jQuery.ajaxPrefilter( "script", function( s ) {
 if ( s.cache === undefined ) {
  s.cache = false;
 }
 if ( s.crossDomain ) {
  s.type = "GET";
  s.global = false;
 }
});

// Bind script tag hack transport
jQuery.ajaxTransport( "script", function(s) {

// This transport only deals with cross domain requests
 if ( s.crossDomain ) {

var script,
   head = document.head || jQuery("head")[0] || document.documentElement;

return {

send: function( _, callback ) {

script = document.createElement("script");

script.async = true;

if ( s.scriptCharset ) {
     script.charset = s.scriptCharset;
    }

script.src = s.url;

// Attach handlers for all browsers
    script.onload = script.onreadystatechange = function( _, isAbort ) {

if ( isAbort || !script.readyState || /loaded|complete/.test( script.readyState ) ) {

// Handle memory leak in IE
      script.onload = script.onreadystatechange = null;

// Remove the script
      if ( script.parentNode ) {
       script.parentNode.removeChild( script );
      }

// Dereference the script
      script = null;

// Callback if not abort
      if ( !isAbort ) {
       callback( 200, "success" );
      }
     }
    };

// Circumvent IE6 bugs with base elements (#2709 and #4378) by prepending
    // Use native DOM manipulation to avoid our domManip AJAX trickery
    head.insertBefore( script, head.firstChild );
   },

abort: function() {
    if ( script ) {
     script.onload( undefined, true );
    }
   }
  };
 }
});
var oldCallbacks = [],
 rjsonp = /(=)\?(?=&|$)|\?\?/;

// Default jsonp settings
jQuery.ajaxSetup({
 jsonp: "callback",
 jsonpCallback: function() {
  var callback = oldCallbacks.pop() || ( jQuery.expando + "_" + ( ajax_nonce++ ) );
  this[ callback ] = true;
  return callback;
 }
});

// Detect, normalize options and install callbacks for jsonp requests
jQuery.ajaxPrefilter( "json jsonp", function( s, originalSettings, jqXHR ) {

var callbackName, overwritten, responseContainer,
  jsonProp = s.jsonp !== false && ( rjsonp.test( s.url ) ?
   "url" :
   typeof s.data === "string" && !( s.contentType || "" ).indexOf("application/x-www-form-urlencoded") && rjsonp.test( s.data ) && "data"
  );

// Handle iff the expected data type is "jsonp" or we have a parameter to set
 if ( jsonProp || s.dataTypes[ 0 ] === "jsonp" ) {

// Get callback name, remembering preexisting value associated with it
  callbackName = s.jsonpCallback = jQuery.isFunction( s.jsonpCallback ) ?
   s.jsonpCallback() :
   s.jsonpCallback;

// Insert callback into url or form data
  if ( jsonProp ) {
   s[ jsonProp ] = s[ jsonProp ].replace( rjsonp, "$1" + callbackName );
  } else if ( s.jsonp !== false ) {
   s.url += ( ajax_rquery.test( s.url ) ? "&" : "?" ) + s.jsonp + "=" + callbackName;
  }

// Use data converter to retrieve json after script execution
  s.converters["script json"] = function() {
   if ( !responseContainer ) {
    jQuery.error( callbackName + " was not called" );
   }
   return responseContainer[ 0 ];
  };

// force json dataType
  s.dataTypes[ 0 ] = "json";

// Install callback
  overwritten = window[ callbackName ];
  window[ callbackName ] = function() {
   responseContainer = arguments;
  };

// Clean-up function (fires after converters)
  jqXHR.always(function() {
   // Restore preexisting value
   window[ callbackName ] = overwritten;

// Save back as free
   if ( s[ callbackName ] ) {
    // make sure that re-using the options doesn't screw things around
    s.jsonpCallback = originalSettings.jsonpCallback;

// save the callback name for future use
    oldCallbacks.push( callbackName );
   }

// Call if it was a function and we have a response
   if ( responseContainer && jQuery.isFunction( overwritten ) ) {
    overwritten( responseContainer[ 0 ] );
   }

responseContainer = overwritten = undefined;
  });

// Delegate to script
  return "script";
 }
});
var xhrCallbacks, xhrSupported,
 xhrId = 0,
 // #5280: Internet Explorer will keep connections alive if we don't abort on unload
 xhrOnUnloadAbort = window.ActiveXObject && function() {
  // Abort all pending requests
  var key;
  for ( key in xhrCallbacks ) {
   xhrCallbacks[ key ]( undefined, true );
  }
 };

// Functions to create xhrs
function createStandardXHR() {
 try {
  return new window.XMLHttpRequest();
 } catch( e ) {}
}

function createActiveXHR() {
 try {
  return new window.ActiveXObject("Microsoft.XMLHTTP");
 } catch( e ) {}
}

// Create the request object
// (This is still attached to ajaxSettings for backward compatibility)
jQuery.ajaxSettings.xhr = window.ActiveXObject ?
 /* Microsoft failed to properly
  * implement the XMLHttpRequest in IE7 (can't request local files),
  * so we use the ActiveXObject when it is available
  * Additionally XMLHttpRequest can be disabled in IE7/IE8 so
  * we need a fallback.
  */
 function() {
  return !this.isLocal && createStandardXHR() || createActiveXHR();
 } :
 // For all other browsers, use the standard XMLHttpRequest object
 createStandardXHR;

// Determine support properties
xhrSupported = jQuery.ajaxSettings.xhr();
jQuery.support.cors = !!xhrSupported && ( "withCredentials" in xhrSupported );
xhrSupported = jQuery.support.ajax = !!xhrSupported;

// Create transport if the browser can provide an xhr
if ( xhrSupported ) {

jQuery.ajaxTransport(function( s ) {
  // Cross domain only allowed if supported through XMLHttpRequest
  if ( !s.crossDomain || jQuery.support.cors ) {

var callback;

return {
    send: function( headers, complete ) {

// Get a new xhr
     var handle, i,
      xhr = s.xhr();

// Open the socket
     // Passing null username, generates a login popup on Opera (#2865)
     if ( s.username ) {
      xhr.open( s.type, s.url, s.async, s.username, s.password );
     } else {
      xhr.open( s.type, s.url, s.async );
     }

// Apply custom fields if provided
     if ( s.xhrFields ) {
      for ( i in s.xhrFields ) {
       xhr[ i ] = s.xhrFields[ i ];
      }
     }

// Override mime type if needed
     if ( s.mimeType && xhr.overrideMimeType ) {
      xhr.overrideMimeType( s.mimeType );
     }

// X-Requested-With header
     // For cross-domain requests, seeing as conditions for a preflight are
     // akin to a jigsaw puzzle, we simply never set it to be sure.
     // (it can always be set on a per-request basis or even using ajaxSetup)
     // For same-domain requests, won't change header if already provided.
     if ( !s.crossDomain && !headers["X-Requested-With"] ) {
      headers["X-Requested-With"] = "XMLHttpRequest";
     }

// Need an extra try/catch for cross domain requests in Firefox 3
     try {
      for ( i in headers ) {
       xhr.setRequestHeader( i, headers[ i ] );
      }
     } catch( err ) {}

// Do send the request
     // This may raise an exception which is actually
     // handled in jQuery.ajax (so no try/catch here)
     xhr.send( ( s.hasContent && s.data ) || null );

// Listener
     callback = function( _, isAbort ) {
      var status, responseHeaders, statusText, responses;

// Firefox throws exceptions when accessing properties
      // of an xhr when a network error occurred
      // http://helpful.knobs-dials.com/index.php/Component_returned_failure_code:_0x80040111_(NS_ERROR_NOT_AVAILABLE)
      try {

// Was never called and is aborted or complete
       if ( callback && ( isAbort || xhr.readyState === 4 ) ) {

// Only called once
        callback = undefined;

// Do not keep as active anymore
        if ( handle ) {
         xhr.onreadystatechange = jQuery.noop;
         if ( xhrOnUnloadAbort ) {
          delete xhrCallbacks[ handle ];
         }
        }

// If it's an abort
        if ( isAbort ) {
         // Abort it manually if needed
         if ( xhr.readyState !== 4 ) {
          xhr.abort();
         }
        } else {
         responses = {};
         status = xhr.status;
         responseHeaders = xhr.getAllResponseHeaders();

// When requesting binary data, IE6-9 will throw an exception
         // on any attempt to access responseText (#11426)
         if ( typeof xhr.responseText === "string" ) {
          responses.text = xhr.responseText;
         }

// Firefox throws an exception when accessing
         // statusText for faulty cross-domain requests
         try {
          statusText = xhr.statusText;
         } catch( e ) {
          // We normalize with Webkit giving an empty statusText
          statusText = "";
         }

// Filter status for non standard behaviors

// If the request is local and we have data: assume a success
         // (success with no data won't get notified, that's the best we
         // can do given current implementations)
         if ( !status && s.isLocal && !s.crossDomain ) {
          status = responses.text ? 200 : 404;
         // IE - #1450: sometimes returns 1223 when it should be 204
         } else if ( status === 1223 ) {
          status = 204;
         }
        }
       }
      } catch( firefoxAccessException ) {
       if ( !isAbort ) {
        complete( -1, firefoxAccessException );
       }
      }

// Call complete if needed
      if ( responses ) {
       complete( status, statusText, responses, responseHeaders );
      }
     };

if ( !s.async ) {
      // if we're in sync mode we fire the callback
      callback();
     } else if ( xhr.readyState === 4 ) {
      // (IE6 & IE7) if it's in cache and has been
      // retrieved directly we need to fire the callback
      setTimeout( callback );
     } else {
      handle = ++xhrId;
      if ( xhrOnUnloadAbort ) {
       // Create the active xhrs callbacks list if needed
       // and attach the unload handler
       if ( !xhrCallbacks ) {
        xhrCallbacks = {};
        jQuery( window ).unload( xhrOnUnloadAbort );
       }
       // Add to list of active xhrs callbacks
       xhrCallbacks[ handle ] = callback;
      }
      xhr.onreadystatechange = callback;
     }
    },

abort: function() {
     if ( callback ) {
      callback( undefined, true );
     }
    }
   };
  }
 });
}
var fxNow, timerId,
 rfxtypes = /^(?:toggle|show|hide)$/,
 rfxnum = new RegExp( "^(?:([+-])=|)(" + core_pnum + ")([a-z%]*)$", "i" ),
 rrun = /queueHooks$/,
 animationPrefilters = [ defaultPrefilter ],
 tweeners = {
  "*": [function( prop, value ) {
   var tween = this.createTween( prop, value ),
    target = tween.cur(),
    parts = rfxnum.exec( value ),
    unit = parts && parts[ 3 ] || ( jQuery.cssNumber[ prop ] ? "" : "px" ),

// Starting value computation is required for potential unit mismatches
    start = ( jQuery.cssNumber[ prop ] || unit !== "px" && +target ) &&
     rfxnum.exec( jQuery.css( tween.elem, prop ) ),
    scale = 1,
    maxIterations = 20;

if ( start && start[ 3 ] !== unit ) {
    // Trust units reported by jQuery.css
    unit = unit || start[ 3 ];

// Make sure we update the tween properties later on
    parts = parts || [];

// Iteratively approximate from a nonzero starting point
    start = +target || 1;

do {
     // If previous iteration zeroed out, double until we get *something*
     // Use a string for doubling factor so we don't accidentally see scale as unchanged below
     scale = scale || ".5";

// Adjust and apply
     start = start / scale;
     jQuery.style( tween.elem, prop, start + unit );

// Update scale, tolerating zero or NaN from tween.cur()
    // And breaking the loop if scale is unchanged or perfect, or if we've just had enough
    } while ( scale !== (scale = tween.cur() / target) && scale !== 1 && --maxIterations );
   }

// Update tween properties
   if ( parts ) {
    start = tween.start = +start || +target || 0;
    tween.unit = unit;
    // If a +=/-= token was provided, we're doing a relative animation
    tween.end = parts[ 1 ] ?
     start + ( parts[ 1 ] + 1 ) * parts[ 2 ] :
     +parts[ 2 ];
   }

return tween;
  }]
 };

// Animations created synchronously will run synchronously
function createFxNow() {
 setTimeout(function() {
  fxNow = undefined;
 });
 return ( fxNow = jQuery.now() );
}

function createTween( value, prop, animation ) {
 var tween,
  collection = ( tweeners[ prop ] || [] ).concat( tweeners[ "*" ] ),
  index = 0,
  length = collection.length;
 for ( ; index < length; index++ ) {
  if ( (tween = collection[ index ].call( animation, prop, value )) ) {

// we're done with this property
   return tween;
  }
 }
}

function Animation( elem, properties, options ) {
 var result,
  stopped,
  index = 0,
  length = animationPrefilters.length,
  deferred = jQuery.Deferred().always( function() {
   // don't match elem in the :animated selector
   delete tick.elem;
  }),
  tick = function() {
   if ( stopped ) {
    return false;
   }
   var currentTime = fxNow || createFxNow(),
    remaining = Math.max( 0, animation.startTime + animation.duration - currentTime ),
    // archaic crash bug won't allow us to use 1 - ( 0.5 || 0 ) (#12497)
    temp = remaining / animation.duration || 0,
    percent = 1 - temp,
    index = 0,
    length = animation.tweens.length;

for ( ; index < length ; index++ ) {
    animation.tweens[ index ].run( percent );
   }

deferred.notifyWith( elem, [ animation, percent, remaining ]);

if ( percent < 1 && length ) {
    return remaining;
   } else {
    deferred.resolveWith( elem, [ animation ] );
    return false;
   }
  },
  animation = deferred.promise({
   elem: elem,
   props: jQuery.extend( {}, properties ),
   opts: jQuery.extend( true, { specialEasing: {} }, options ),
   originalProperties: properties,
   originalOptions: options,
   startTime: fxNow || createFxNow(),
   duration: options.duration,
   tweens: [],
   createTween: function( prop, end ) {
    var tween = jQuery.Tween( elem, animation.opts, prop, end,
      animation.opts.specialEasing[ prop ] || animation.opts.easing );
    animation.tweens.push( tween );
    return tween;
   },
   stop: function( gotoEnd ) {
    var index = 0,
     // if we are going to the end, we want to run all the tweens
     // otherwise we skip this part
     length = gotoEnd ? animation.tweens.length : 0;
    if ( stopped ) {
     return this;
    }
    stopped = true;
    for ( ; index < length ; index++ ) {
     animation.tweens[ index ].run( 1 );
    }

// resolve when we played the last frame
    // otherwise, reject
    if ( gotoEnd ) {
     deferred.resolveWith( elem, [ animation, gotoEnd ] );
    } else {
     deferred.rejectWith( elem, [ animation, gotoEnd ] );
    }
    return this;
   }
  }),
  props = animation.props;

propFilter( props, animation.opts.specialEasing );

for ( ; index < length ; index++ ) {
  result = animationPrefilters[ index ].call( animation, elem, props, animation.opts );
  if ( result ) {
   return result;
  }
 }

jQuery.map( props, createTween, animation );

if ( jQuery.isFunction( animation.opts.start ) ) {
  animation.opts.start.call( elem, animation );
 }

jQuery.fx.timer(
  jQuery.extend( tick, {
   elem: elem,
   anim: animation,
   queue: animation.opts.queue
  })
 );

// attach callbacks from options
 return animation.progress( animation.opts.progress )
  .done( animation.opts.done, animation.opts.complete )
  .fail( animation.opts.fail )
  .always( animation.opts.always );
}

function propFilter( props, specialEasing ) {
 var index, name, easing, value, hooks;

// camelCase, specialEasing and expand cssHook pass
 for ( index in props ) {
  name = jQuery.camelCase( index );
  easing = specialEasing[ name ];
  value = props[ index ];
  if ( jQuery.isArray( value ) ) {
   easing = value[ 1 ];
   value = props[ index ] = value[ 0 ];
  }

if ( index !== name ) {
   props[ name ] = value;
   delete props[ index ];
  }

hooks = jQuery.cssHooks[ name ];
  if ( hooks && "expand" in hooks ) {
   value = hooks.expand( value );
   delete props[ name ];

// not quite $.extend, this wont overwrite keys already present.
   // also - reusing 'index' from above because we have the correct "name"
   for ( index in value ) {
    if ( !( index in props ) ) {
     props[ index ] = value[ index ];
     specialEasing[ index ] = easing;
    }
   }
  } else {
   specialEasing[ name ] = easing;
  }
 }
}

jQuery.Animation = jQuery.extend( Animation, {

tweener: function( props, callback ) {
  if ( jQuery.isFunction( props ) ) {
   callback = props;
   props = [ "*" ];
  } else {
   props = props.split(" ");
  }

var prop,
   index = 0,
   length = props.length;

for ( ; index < length ; index++ ) {
   prop = props[ index ];
   tweeners[ prop ] = tweeners[ prop ] || [];
   tweeners[ prop ].unshift( callback );
  }
 },

prefilter: function( callback, prepend ) {
  if ( prepend ) {
   animationPrefilters.unshift( callback );
  } else {
   animationPrefilters.push( callback );
  }
 }
});

function defaultPrefilter( elem, props, opts ) {
 /* jshint validthis: true */
 var prop, value, toggle, tween, hooks, oldfire,
  anim = this,
  orig = {},
  style = elem.style,
  hidden = elem.nodeType && isHidden( elem ),
  dataShow = jQuery._data( elem, "fxshow" );

// handle queue: false promises
 if ( !opts.queue ) {
  hooks = jQuery._queueHooks( elem, "fx" );
  if ( hooks.unqueued == null ) {
   hooks.unqueued = 0;
   oldfire = hooks.empty.fire;
   hooks.empty.fire = function() {
    if ( !hooks.unqueued ) {
     oldfire();
    }
   };
  }
  hooks.unqueued++;

anim.always(function() {
   // doing this makes sure that the complete handler will be called
   // before this completes
   anim.always(function() {
    hooks.unqueued--;
    if ( !jQuery.queue( elem, "fx" ).length ) {
     hooks.empty.fire();
    }
   });
  });
 }

// height/width overflow pass
 if ( elem.nodeType === 1 && ( "height" in props || "width" in props ) ) {
  // Make sure that nothing sneaks out
  // Record all 3 overflow attributes because IE does not
  // change the overflow attribute when overflowX and
  // overflowY are set to the same value
  opts.overflow = [ style.overflow, style.overflowX, style.overflowY ];

// Set display property to inline-block for height/width
  // animations on inline elements that are having width/height animated
  if ( jQuery.css( elem, "display" ) === "inline" &&
    jQuery.css( elem, "float" ) === "none" ) {

// inline-level elements accept inline-block;
   // block-level elements need to be inline with layout
   if ( !jQuery.support.inlineBlockNeedsLayout || css_defaultDisplay( elem.nodeName ) === "inline" ) {
    style.display = "inline-block";

} else {
    style.zoom = 1;
   }
  }
 }

if ( opts.overflow ) {
  style.overflow = "hidden";
  if ( !jQuery.support.shrinkWrapBlocks ) {
   anim.always(function() {
    style.overflow = opts.overflow[ 0 ];
    style.overflowX = opts.overflow[ 1 ];
    style.overflowY = opts.overflow[ 2 ];
   });
  }
 }

// show/hide pass
 for ( prop in props ) {
  value = props[ prop ];
  if ( rfxtypes.exec( value ) ) {
   delete props[ prop ];
   toggle = toggle || value === "toggle";
   if ( value === ( hidden ? "hide" : "show" ) ) {
    continue;
   }
   orig[ prop ] = dataShow && dataShow[ prop ] || jQuery.style( elem, prop );
  }
 }

if ( !jQuery.isEmptyObject( orig ) ) {
  if ( dataShow ) {
   if ( "hidden" in dataShow ) {
    hidden = dataShow.hidden;
   }
  } else {
   dataShow = jQuery._data( elem, "fxshow", {} );
  }

// store state if its toggle - enables .stop().toggle() to "reverse"
  if ( toggle ) {
   dataShow.hidden = !hidden;
  }
  if ( hidden ) {
   jQuery( elem ).show();
  } else {
   anim.done(function() {
    jQuery( elem ).hide();
   });
  }
  anim.done(function() {
   var prop;
   jQuery._removeData( elem, "fxshow" );
   for ( prop in orig ) {
    jQuery.style( elem, prop, orig[ prop ] );
   }
  });
  for ( prop in orig ) {
   tween = createTween( hidden ? dataShow[ prop ] : 0, prop, anim );

if ( !( prop in dataShow ) ) {
    dataShow[ prop ] = tween.start;
    if ( hidden ) {
     tween.end = tween.start;
     tween.start = prop === "width" || prop === "height" ? 1 : 0;
    }
   }
  }
 }
}

function Tween( elem, options, prop, end, easing ) {
 return new Tween.prototype.init( elem, options, prop, end, easing );
}
jQuery.Tween = Tween;

Tween.prototype = {
 constructor: Tween,
 init: function( elem, options, prop, end, easing, unit ) {
  this.elem = elem;
  this.prop = prop;
  this.easing = easing || "swing";
  this.options = options;
  this.start = this.now = this.cur();
  this.end = end;
  this.unit = unit || ( jQuery.cssNumber[ prop ] ? "" : "px" );
 },
 cur: function() {
  var hooks = Tween.propHooks[ this.prop ];

return hooks && hooks.get ?
   hooks.get( this ) :
   Tween.propHooks._default.get( this );
 },
 run: function( percent ) {
  var eased,
   hooks = Tween.propHooks[ this.prop ];

if ( this.options.duration ) {
   this.pos = eased = jQuery.easing[ this.easing ](
    percent, this.options.duration * percent, 0, 1, this.options.duration
   );
  } else {
   this.pos = eased = percent;
  }
  this.now = ( this.end - this.start ) * eased + this.start;

if ( this.options.step ) {
   this.options.step.call( this.elem, this.now, this );
  }

if ( hooks && hooks.set ) {
   hooks.set( this );
  } else {
   Tween.propHooks._default.set( this );
  }
  return this;
 }
};

Tween.prototype.init.prototype = Tween.prototype;

Tween.propHooks = {
 _default: {
  get: function( tween ) {
   var result;

if ( tween.elem[ tween.prop ] != null &&
    (!tween.elem.style || tween.elem.style[ tween.prop ] == null) ) {
    return tween.elem[ tween.prop ];
   }

// passing an empty string as a 3rd parameter to .css will automatically
   // attempt a parseFloat and fallback to a string if the parse fails
   // so, simple values such as "10px" are parsed to Float.
   // complex values such as "rotate(1rad)" are returned as is.
   result = jQuery.css( tween.elem, tween.prop, "" );
   // Empty strings, null, undefined and "auto" are converted to 0.
   return !result || result === "auto" ? 0 : result;
  },
  set: function( tween ) {
   // use step hook for back compat - use cssHook if its there - use .style if its
   // available and use plain properties where available
   if ( jQuery.fx.step[ tween.prop ] ) {
    jQuery.fx.step[ tween.prop ]( tween );
   } else if ( tween.elem.style && ( tween.elem.style[ jQuery.cssProps[ tween.prop ] ] != null || jQuery.cssHooks[ tween.prop ] ) ) {
    jQuery.style( tween.elem, tween.prop, tween.now + tween.unit );
   } else {
    tween.elem[ tween.prop ] = tween.now;
   }
  }
 }
};

// Support: IE <=9
// Panic based approach to setting things on disconnected nodes

Tween.propHooks.scrollTop = Tween.propHooks.scrollLeft = {
 set: function( tween ) {
  if ( tween.elem.nodeType && tween.elem.parentNode ) {
   tween.elem[ tween.prop ] = tween.now;
  }
 }
};

jQuery.each([ "toggle", "show", "hide" ], function( i, name ) {
 var cssFn = jQuery.fn[ name ];
 jQuery.fn[ name ] = function( speed, easing, callback ) {
  return speed == null || typeof speed === "boolean" ?
   cssFn.apply( this, arguments ) :
   this.animate( genFx( name, true ), speed, easing, callback );
 };
});

jQuery.fn.extend({
 fadeTo: function( speed, to, easing, callback ) {

// show any hidden elements after setting opacity to 0
  return this.filter( isHidden ).css( "opacity", 0 ).show()

// animate to the value specified
   .end().animate({ opacity: to }, speed, easing, callback );
 },
 animate: function( prop, speed, easing, callback ) {
  var empty = jQuery.isEmptyObject( prop ),
   optall = jQuery.speed( speed, easing, callback ),
   doAnimation = function() {
    // Operate on a copy of prop so per-property easing won't be lost
    var anim = Animation( this, jQuery.extend( {}, prop ), optall );

// Empty animations, or finishing resolves immediately
    if ( empty || jQuery._data( this, "finish" ) ) {
     anim.stop( true );
    }
   };
   doAnimation.finish = doAnimation;

return empty || optall.queue === false ?
   this.each( doAnimation ) :
   this.queue( optall.queue, doAnimation );
 },
 stop: function( type, clearQueue, gotoEnd ) {
  var stopQueue = function( hooks ) {
   var stop = hooks.stop;
   delete hooks.stop;
   stop( gotoEnd );
  };

if ( typeof type !== "string" ) {
   gotoEnd = clearQueue;
   clearQueue = type;
   type = undefined;
  }
  if ( clearQueue && type !== false ) {
   this.queue( type || "fx", [] );
  }

return this.each(function() {
   var dequeue = true,
    index = type != null && type + "queueHooks",
    timers = jQuery.timers,
    data = jQuery._data( this );

if ( index ) {
    if ( data[ index ] && data[ index ].stop ) {
     stopQueue( data[ index ] );
    }
   } else {
    for ( index in data ) {
     if ( data[ index ] && data[ index ].stop && rrun.test( index ) ) {
      stopQueue( data[ index ] );
     }
    }
   }

for ( index = timers.length; index--; ) {
    if ( timers[ index ].elem === this && (type == null || timers[ index ].queue === type) ) {
     timers[ index ].anim.stop( gotoEnd );
     dequeue = false;
     timers.splice( index, 1 );
    }
   }

// start the next in the queue if the last step wasn't forced
   // timers currently will call their complete callbacks, which will dequeue
   // but only if they were gotoEnd
   if ( dequeue || !gotoEnd ) {
    jQuery.dequeue( this, type );
   }
  });
 },
 finish: function( type ) {
  if ( type !== false ) {
   type = type || "fx";
  }
  return this.each(function() {
   var index,
    data = jQuery._data( this ),
    queue = data[ type + "queue" ],
    hooks = data[ type + "queueHooks" ],
    timers = jQuery.timers,
    length = queue ? queue.length : 0;

// enable finishing flag on private data
   data.finish = true;

// empty the queue first
   jQuery.queue( this, type, [] );

if ( hooks && hooks.stop ) {
    hooks.stop.call( this, true );
   }

// look for any active animations, and finish them
   for ( index = timers.length; index--; ) {
    if ( timers[ index ].elem === this && timers[ index ].queue === type ) {
     timers[ index ].anim.stop( true );
     timers.splice( index, 1 );
    }
   }

// look for any animations in the old queue and finish them
   for ( index = 0; index < length; index++ ) {
    if ( queue[ index ] && queue[ index ].finish ) {
     queue[ index ].finish.call( this );
    }
   }

// turn off finishing flag
   delete data.finish;
  });
 }
});

// Generate parameters to create a standard animation
function genFx( type, includeWidth ) {
 var which,
  attrs = { height: type },
  i = 0;

// if we include width, step value is 1 to do all cssExpand values,
 // if we don't include width, step value is 2 to skip over Left and Right
 includeWidth = includeWidth? 1 : 0;
 for( ; i < 4 ; i += 2 - includeWidth ) {
  which = cssExpand[ i ];
  attrs[ "margin" + which ] = attrs[ "padding" + which ] = type;
 }

if ( includeWidth ) {
  attrs.opacity = attrs.width = type;
 }

return attrs;
}

// Generate shortcuts for custom animations
jQuery.each({
 slideDown: genFx("show"),
 slideUp: genFx("hide"),
 slideToggle: genFx("toggle"),
 fadeIn: { opacity: "show" },
 fadeOut: { opacity: "hide" },
 fadeToggle: { opacity: "toggle" }
}, function( name, props ) {
 jQuery.fn[ name ] = function( speed, easing, callback ) {
  return this.animate( props, speed, easing, callback );
 };
});

jQuery.speed = function( speed, easing, fn ) {
 var opt = speed && typeof speed === "object" ? jQuery.extend( {}, speed ) : {
  complete: fn || !fn && easing ||
   jQuery.isFunction( speed ) && speed,
  duration: speed,
  easing: fn && easing || easing && !jQuery.isFunction( easing ) && easing
 };

opt.duration = jQuery.fx.off ? 0 : typeof opt.duration === "number" ? opt.duration :
  opt.duration in jQuery.fx.speeds ? jQuery.fx.speeds[ opt.duration ] : jQuery.fx.speeds._default;

// normalize opt.queue - true/undefined/null -> "fx"
 if ( opt.queue == null || opt.queue === true ) {
  opt.queue = "fx";
 }

// Queueing
 opt.old = opt.complete;

opt.complete = function() {
  if ( jQuery.isFunction( opt.old ) ) {
   opt.old.call( this );
  }

if ( opt.queue ) {
   jQuery.dequeue( this, opt.queue );
  }
 };

return opt;
};

jQuery.easing = {
 linear: function( p ) {
  return p;
 },
 swing: function( p ) {
  return 0.5 - Math.cos( p*Math.PI ) / 2;
 }
};

jQuery.timers = [];
jQuery.fx = Tween.prototype.init;
jQuery.fx.tick = function() {
 var timer,
  timers = jQuery.timers,
  i = 0;

fxNow = jQuery.now();

for ( ; i < timers.length; i++ ) {
  timer = timers[ i ];
  // Checks the timer has not already been removed
  if ( !timer() && timers[ i ] === timer ) {
   timers.splice( i--, 1 );
  }
 }

if ( !timers.length ) {
  jQuery.fx.stop();
 }
 fxNow = undefined;
};

jQuery.fx.timer = function( timer ) {
 if ( timer() && jQuery.timers.push( timer ) ) {
  jQuery.fx.start();
 }
};

jQuery.fx.interval = 13;

jQuery.fx.start = function() {
 if ( !timerId ) {
  timerId = setInterval( jQuery.fx.tick, jQuery.fx.interval );
 }
};

jQuery.fx.stop = function() {
 clearInterval( timerId );
 timerId = null;
};

jQuery.fx.speeds = {
 slow: 600,
 fast: 200,
 // Default speed
 _default: 400
};

// Back Compat <1.8 extension point
jQuery.fx.step = {};

if ( jQuery.expr && jQuery.expr.filters ) {
 jQuery.expr.filters.animated = function( elem ) {
  return jQuery.grep(jQuery.timers, function( fn ) {
   return elem === fn.elem;
  }).length;
 };
}
jQuery.fn.offset = function( options ) {
 if ( arguments.length ) {
  return options === undefined ?
   this :
   this.each(function( i ) {
    jQuery.offset.setOffset( this, options, i );
   });
 }

var docElem, win,
  box = { top: 0, left: 0 },
  elem = this[ 0 ],
  doc = elem && elem.ownerDocument;

if ( !doc ) {
  return;
 }

docElem = doc.documentElement;

// Make sure it's not a disconnected DOM node
 if ( !jQuery.contains( docElem, elem ) ) {
  return box;
 }

// If we don't have gBCR, just use 0,0 rather than error
 // BlackBerry 5, iOS 3 (original iPhone)
 if ( typeof elem.getBoundingClientRect !== core_strundefined ) {
  box = elem.getBoundingClientRect();
 }
 win = getWindow( doc );
 return {
  top: box.top  + ( win.pageYOffset || docElem.scrollTop )  - ( docElem.clientTop  || 0 ),
  left: box.left + ( win.pageXOffset || docElem.scrollLeft ) - ( docElem.clientLeft || 0 )
 };
};

jQuery.offset = {

setOffset: function( elem, options, i ) {
  var position = jQuery.css( elem, "position" );

// set position first, in-case top/left are set even on static elem
  if ( position === "static" ) {
   elem.style.position = "relative";
  }

var curElem = jQuery( elem ),
   curOffset = curElem.offset(),
   curCSSTop = jQuery.css( elem, "top" ),
   curCSSLeft = jQuery.css( elem, "left" ),
   calculatePosition = ( position === "absolute" || position === "fixed" ) && jQuery.inArray("auto", [curCSSTop, curCSSLeft]) > -1,
   props = {}, curPosition = {}, curTop, curLeft;

// need to be able to calculate position if either top or left is auto and position is either absolute or fixed
  if ( calculatePosition ) {
   curPosition = curElem.position();
   curTop = curPosition.top;
   curLeft = curPosition.left;
  } else {
   curTop = parseFloat( curCSSTop ) || 0;
   curLeft = parseFloat( curCSSLeft ) || 0;
  }

if ( jQuery.isFunction( options ) ) {
   options = options.call( elem, i, curOffset );
  }

if ( options.top != null ) {
   props.top = ( options.top - curOffset.top ) + curTop;
  }
  if ( options.left != null ) {
   props.left = ( options.left - curOffset.left ) + curLeft;
  }

if ( "using" in options ) {
   options.using.call( elem, props );
  } else {
   curElem.css( props );
  }
 }
};

jQuery.fn.extend({

position: function() {
  if ( !this[ 0 ] ) {
   return;
  }

var offsetParent, offset,
   parentOffset = { top: 0, left: 0 },
   elem = this[ 0 ];

// fixed elements are offset from window (parentOffset = {top:0, left: 0}, because it is it's only offset parent
  if ( jQuery.css( elem, "position" ) === "fixed" ) {
   // we assume that getBoundingClientRect is available when computed position is fixed
   offset = elem.getBoundingClientRect();
  } else {
   // Get *real* offsetParent
   offsetParent = this.offsetParent();

// Get correct offsets
   offset = this.offset();
   if ( !jQuery.nodeName( offsetParent[ 0 ], "html" ) ) {
    parentOffset = offsetParent.offset();
   }

// Add offsetParent borders
   parentOffset.top  += jQuery.css( offsetParent[ 0 ], "borderTopWidth", true );
   parentOffset.left += jQuery.css( offsetParent[ 0 ], "borderLeftWidth", true );
  }

return {
   top:  offset.top  - parentOffset.top - jQuery.css( elem, "marginTop", true ),
   left: offset.left - parentOffset.left - jQuery.css( elem, "marginLeft", true)
  };
 },

offsetParent: function() {
  return this.map(function() {
   var offsetParent = this.offsetParent || docElem;
   while ( offsetParent && ( !jQuery.nodeName( offsetParent, "html" ) && jQuery.css( offsetParent, "position") === "static" ) ) {
    offsetParent = offsetParent.offsetParent;
   }
   return offsetParent || docElem;
  });
 }
});

// Create scrollLeft and scrollTop methods
jQuery.each( {scrollLeft: "pageXOffset", scrollTop: "pageYOffset"}, function( method, prop ) {
 var top = /Y/.test( prop );

jQuery.fn[ method ] = function( val ) {
  return jQuery.access( this, function( elem, method, val ) {
   var win = getWindow( elem );

if ( val === undefined ) {
    return win ? (prop in win) ? win[ prop ] :
     win.document.documentElement[ method ] :
     elem[ method ];
   }

if ( win ) {
    win.scrollTo(
     !top ? val : jQuery( win ).scrollLeft(),
     top ? val : jQuery( win ).scrollTop()
    );

} else {
    elem[ method ] = val;
   }
  }, method, val, arguments.length, null );
 };
});

function getWindow( elem ) {
 return jQuery.isWindow( elem ) ?
  elem :
  elem.nodeType === 9 ?
   elem.defaultView || elem.parentWindow :
   false;
}
// Create innerHeight, innerWidth, height, width, outerHeight and outerWidth methods
jQuery.each( { Height: "height", Width: "width" }, function( name, type ) {
 jQuery.each( { padding: "inner" + name, content: type, "": "outer" + name }, function( defaultExtra, funcName ) {
  // margin is only for outerHeight, outerWidth
  jQuery.fn[ funcName ] = function( margin, value ) {
   var chainable = arguments.length && ( defaultExtra || typeof margin !== "boolean" ),
    extra = defaultExtra || ( margin === true || value === true ? "margin" : "border" );

return jQuery.access( this, function( elem, type, value ) {
    var doc;

if ( jQuery.isWindow( elem ) ) {
     
     return elem.document.documentElement[ "client" + name ];
    }

// Get document width or height
    if ( elem.nodeType === 9 ) {
     doc = elem.documentElement;

// Either scroll[Width/Height] or offset[Width/Height] or client[Width/Height], whichever is greatest
     // unfortunately, this causes bug #3838 in IE6/8 only, but there is currently no good, small way to fix it.
     return Math.max(
      elem.body[ "scroll" + name ], doc[ "scroll" + name ],
      elem.body[ "offset" + name ], doc[ "offset" + name ],
      doc[ "client" + name ]
     );
    }

return value === undefined ?
     // Get width or height on the element, requesting but not forcing parseFloat
     jQuery.css( elem, type, extra ) :

// Set width or height on the element
     jQuery.style( elem, type, value, extra );
   }, type, chainable ? margin : undefined, chainable, null );
  };
 });
});

jQuery.fn.size = function() {
 return this.length;
};

jQuery.fn.andSelf = jQuery.fn.addBack;

// })();
if ( typeof module === "object" && module && typeof module.exports === "object" ) {
 
 module.exports = jQuery;
} else {
 // Otherwise expose jQuery to the global object as usual
 window.jQuery = window.$ = jQuery;

if ( typeof define === "function" && define.amd ) {
  define( "jquery", [], function () { return jQuery; } );
 }
}

})( window );

Monday, 20 April 2015

Responsive modal Login form with facebook and twitter

Create index.html

Create style.css

Create jquery.modal.js

Create jquery.js

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