点击文字显示,点击文字隐藏(3)

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简介: 点击文字显示,点击文字隐藏(2)
)$/,
  rmultiDash = /([A-Z])/g;
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;
}
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 ] = 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 ( 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 (space-suffixed to avoid Object.prototype collisions)
  // throw uncatchable exceptions if you attempt to set expando properties
  noData: {
    "applet ": true,
    "embed ": true,
    // ...but Flash objects (which have this classid) *can* 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 );
  }
});
jQuery.fn.extend({
  data: function( key, value ) {
    var i, name, data,
      elem = this[0],
      attrs = elem && elem.attributes;
    // 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" ) ) {
          i = attrs.length;
          while ( i-- ) {
            // Support: IE11+
            // The attrs elements can be null (#14894)
            if ( attrs[ 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 ) ) : undefined;
  },
  removeData: function( key ) {
    return this.each(function() {
      jQuery.removeData( this, key );
    });
  }
});
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 );
    });
  },
  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 pnum = (/[+-]?(?:\d*\.|)\d+(?:[eE][+-]?\d+|)/).source;
var cssExpand = [ "Top", "Right", "Bottom", "Left" ];
var isHidden = function( 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 );
  };
// Multifunctional method to get and set values of a collection
// The value/s can optionally be executed if it's a function
var access = jQuery.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;
};
var rcheckableType = (/^(?:checkbox|radio)$/i);
(function() {
  // Minified: var a,b,c
  var input = document.createElement( "input" ),
    div = document.createElement( "div" ),
    fragment = document.createDocumentFragment();
  // Setup
  div.innerHTML = "  <link/><table></table><a href='/a'>a</a><input type='checkbox'/>";
  // 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;
  // 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>";
  // Check if a disconnected checkbox will retain its checked
  // value of true after appended to the DOM (IE6/7)
  input.type = "checkbox";
  input.checked = true;
  fragment.appendChild( input );
  support.appendChecked = input.checked;
  // Make sure textarea (and checkbox) defaultValue is properly cloned
  // Support: IE6-IE11+
  div.innerHTML = "<textarea>x</textarea>";
  support.noCloneChecked = !!div.cloneNode( true ).lastChild.defaultValue;
  // #11217 - WebKit loses check when the name is after the checked attribute
  fragment.appendChild( div );
  div.innerHTML = "<input type='radio' checked='checked' name='t'/>";
  // Support: Safari 5.1, iOS 5.1, Android 4.x, Android 2.3
  // old WebKit doesn't clone checked state correctly in fragments
  support.checkClone = div.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()
  support.noCloneEvent = true;
  if ( div.attachEvent ) {
    div.attachEvent( "onclick", function() {
      support.noCloneEvent = false;
    });
    div.cloneNode( true ).click();
  }
  // Execute the test only if not already executed in another module.
  if (support.deleteExpando == null) {
    // Support: IE<9
    support.deleteExpando = true;
    try {
      delete div.test;
    } catch( e ) {
      support.deleteExpando = false;
    }
  }
})();
(function() {
  var i, eventName,
    div = document.createElement( "div" );
  // Support: IE<9 (lack submit/change bubble), Firefox 23+ (lack focusin event)
  for ( i in { submit: true, change: true, focusin: true }) {
    eventName = "on" + i;
    if ( !(support[ i + "Bubbles" ] = eventName in window) ) {
      // Beware of CSP restrictions (https://developer.mozilla.org/en/Security/CSP)
      div.setAttribute( eventName, "t" );
      support[ i + "Bubbles" ] = div.attributes[ eventName ].expando === false;
    }
  }
  // Null elements to avoid leaks in IE.
  div = null;
})();
var rformElems = /^(?:input|select|textarea)$/i,
  rkeyEvent = /^key/,
  rmouseEvent = /^(?:mouse|pointer|contextmenu)|click/,
  rfocusMorph = /^(?:focusinfocus|focusoutblur)$/,
  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 !== 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( 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( 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 = hasOwn.call( event, "type" ) ? event.type : event,
      namespaces = 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 && handle.apply && jQuery.acceptData( cur ) ) {
        event.result = handle.apply( cur, data );
        if ( event.result === 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 = 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 ) {
        // Support: Firefox 20+
        // Firefox doesn't alert if the returnValue field is not set.
        if ( event.result !== undefined && event.originalEvent ) {
          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 ] === 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.defaultPrevented === undefined &&
        // Support: IE < 9, Android < 4.0
        src.returnValue === false ?
      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() {
    var e = this.originalEvent;
    this.isImmediatePropagationStopped = returnTrue;
    if ( e && e.stopImmediatePropagation ) {
      e.stopImmediatePropagation();
    }
    this.stopPropagation();
  }
};
// Create mouseenter/leave events using mouseover/out and event-time checks
jQuery.each({
  mouseenter: "mouseover",
  mouseleave: "mouseout",
  pointerenter: "pointerover",
  pointerleave: "pointerout"
}, 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 ( !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 ( !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 ( !support.focusinBubbles ) {
  jQuery.each({ focus: "focusin", blur: "focusout" }, function( orig, fix ) {
    // Attach a single capturing handler on the document while someone wants focusin/focusout
    var handler = function( event ) {
        jQuery.event.simulate( fix, event.target, jQuery.event.fix( event ), true );
      };
    jQuery.event.special[ fix ] = {
      setup: function() {
        var doc = this.ownerDocument || this,
          attaches = jQuery._data( doc, fix );
        if ( !attaches ) {
          doc.addEventListener( orig, handler, true );
        }
        jQuery._data( doc, fix, ( attaches || 0 ) + 1 );
      },
      teardown: function() {
        var doc = this.ownerDocument || this,
          attaches = jQuery._data( doc, fix ) - 1;
        if ( !attaches ) {
          doc.removeEventListener( orig, handler, true );
          jQuery._removeData( doc, fix );
        } else {
          jQuery._data( doc, fix, attaches );
        }
      }
    };
  });
}
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 );
    }
  }
});
function createSafeFragment( document ) {
  var list = nodeNames.split( "|" ),
    safeFrag = document.createDocumentFragment();
  if ( safeFrag.createElement ) {
    while ( list.length ) {
      safeFrag.createElement(
        list.pop()
      );
    }
  }
  return safeFrag;
}
var nodeNames = "abbr|article|aside|audio|bdi|canvas|data|datalist|details|figcaption|figure|footer|" +
    "header|hgroup|mark|meter|nav|output|progress|section|summary|time|video",
  rinlinejQuery = / jQuery\d+="(?:null|\d+)"/g,
  rnoshimcache = new RegExp("<(?:" + nodeNames + ")[\\s/>]", "i"),
  rleadingWhitespace = /^\s+/,
  rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:]+)[^>]*)\/>/gi,
  rtagName = /<([\w:]+)/,
  rtbody = /<tbody/i,
  rhtml = /<|&#?\w+;/,
  rnoInnerhtml = /<(?:script|style|link)/i,
  // checked="checked" or checked
  rchecked = /checked\s*(?:[^=]|=\s*.checked.)/i,
  rscriptType = /^$|\/(?:java|ecma)script/i,
  rscriptTypeMasked = /^true\/(.*)/,
  rcleanScript = /^\s*<!(?:
CDATA\[|−−)|(?:
\[
|
)
|
(
?
:
\]|--)>\s*$/g,
  // 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: 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;
function getAll( context, tag ) {
  var elems, elem,
    i = 0,
    found = typeof context.getElementsByTagName !== strundefined ? context.getElementsByTagName( tag || "*" ) :
      typeof context.querySelectorAll !== 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 ( rcheckableType.test( elem.type ) ) {
    elem.defaultChecked = elem.checked;
  }
}
// Support: IE<8
// Manipulating tables requires a tbody
function manipulationTarget( elem, content ) {
  return jQuery.nodeName( elem, "table" ) &&
    jQuery.nodeName( content.nodeType !== 11 ? 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 ( !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 ( support.html5Clone && ( src.innerHTML && !jQuery.trim(dest.innerHTML) ) ) {
      dest.innerHTML = src.innerHTML;
    }
  } else if ( nodeName === "input" && 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.extend({
  clone: function( elem, dataAndEvents, deepDataAndEvents ) {
    var destElements, node, clone, i, srcElements,
      inPage = jQuery.contains( elem.ownerDocument, elem );
    if ( 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 ( (!support.noCloneEvent || !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 ( !support.leadingWhitespace && rleadingWhitespace.test( elem ) ) {
            nodes.push( context.createTextNode( rleadingWhitespace.exec( elem )[0] ) );
          }
          // Remove IE's autoinserted <tbody> from table fragments
          if ( !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 ( !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 = 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 !== strundefined ) {
              elem.removeAttribute( internalKey );
            } else {
              elem[ internalKey ] = null;
            }
            deletedIds.push( id );
          }
        }
      }
    }
  }
});
jQuery.fn.extend({
  text: function( value ) {
    return 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 );
      }
    });
  },
  remove: function( selector, keepData /* Internal Use Only */ ) {
    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 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 ) &&
        ( support.htmlSerialize || !rnoshimcache.test( value )  ) &&
        ( 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 arg = arguments[ 0 ];
    // Make the changes, replacing each context element with the new content
    this.domManip( arguments, function( elem ) {
      arg = this.parentNode;
      jQuery.cleanData( getAll( this ) );
      if ( arg ) {
        arg.replaceChild( elem, this );
      }
    });
    // Force removal if there was no new content (e.g., from empty arguments)
    return arg && (arg.length || arg.nodeType) ? this : this.remove();
  },
  detach: function( selector ) {
    return this.remove( selector, true );
  },
  domManip: function( args, callback ) {
    // Flatten any nested arrays
    args = 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" &&
          !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 );
      });
    }
    if ( l ) {
      fragment = jQuery.buildFragment( args, this[ 0 ].ownerDocument, false, 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 ) {
                // Optional AJAX dependency, but won't run scripts if not present
                if ( jQuery._evalUrl ) {
                  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;
  }
});
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()
      push.apply( ret, elems.get() );
    }
    return this.pushStack( ret );
  };
});
var iframe,
  elemdisplay = {};
/**
 * Retrieve the actual display of a element
 * @param {String} name nodeName of the element
 * @param {Object} doc Document object
 */
// Called only from within defaultDisplay
function actualDisplay( name, doc ) {
  var style,
    elem = jQuery( doc.createElement( name ) ).appendTo( doc.body ),
    // getDefaultComputedStyle might be reliably used only on attached element
    display = window.getDefaultComputedStyle && ( style = window.getDefaultComputedStyle( elem[ 0 ] ) ) ?
      // Use of this method is a temporary fix (more like optmization) until something better comes along,
      // since it was removed from specification and supported only in FF
      style.display : jQuery.css( elem[ 0 ], "display" );
  // We don't have any data stored on the element,
  // so use "detach" method as fast way to get rid of the element
  elem.detach();
  return display;
}
/**
 * Try to determine the default display value of an element
 * @param {String} nodeName
 */
function 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'/>" )).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;
      // Support: IE
      doc.write();
      doc.close();
      display = actualDisplay( nodeName, doc );
      iframe.detach();
    }
    // Store the correct default display
    elemdisplay[ nodeName ] = display;
  }
  return display;
}
(function() {
  var shrinkWrapBlocksVal;
  support.shrinkWrapBlocks = function() {
    if ( shrinkWrapBlocksVal != null ) {
      return shrinkWrapBlocksVal;
    }
    // Will be changed later if needed.
    shrinkWrapBlocksVal = false;
    // Minified: var b,c,d
    var div, body, container;
    body = document.getElementsByTagName( "body" )[ 0 ];
    if ( !body || !body.style ) {
      // Test fired too early or in an unsupported environment, exit.
      return;
    }
    // Setup
    div = document.createElement( "div" );
    container = document.createElement( "div" );
    container.style.cssText = "position:absolute;border:0;width:0;height:0;top:0;left:-9999px";
    body.appendChild( container ).appendChild( div );
    // Support: IE6
    // Check if elements with layout shrink-wrap their children
    if ( typeof div.style.zoom !== strundefined ) {
      // Reset CSS: box-sizing; display; margin; border
      div.style.cssText =
        // Support: Firefox<29, Android 2.3
        // Vendor-prefix box-sizing
        "-webkit-box-sizing:content-box;-moz-box-sizing:content-box;" +
        "box-sizing:content-box;display:block;margin:0;border:0;" +
        "padding:1px;width:1px;zoom:1";
      div.appendChild( document.createElement( "div" ) ).style.width = "5px";
      shrinkWrapBlocksVal = div.offsetWidth !== 3;
    }
    body.removeChild( container );
    return shrinkWrapBlocksVal;
  };
})();
var rmargin = (/^margin/);
var rnumnonpx = new RegExp( "^(" + pnum + ")(?!px)[a-z%]+$", "i" );
var getStyles, curCSS,
  rposition = /^(top|right|bottom|left)$/;
if ( window.getComputedStyle ) {
  getStyles = function( elem ) {
    return elem.ownerDocument.defaultView.getComputedStyle( elem, null );
  };
  curCSS = function( elem, name, computed ) {
    var width, minWidth, maxWidth, ret,
      style = elem.style;
    computed = computed || getStyles( elem );
    // getPropertyValue is only needed for .css('filter') in IE9, see #12537
    ret = computed ? computed.getPropertyValue( name ) || computed[ name ] : undefined;
    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;
      }
    }
    // Support: IE
    // IE returns zIndex value as an integer.
    return ret === undefined ?
      ret :
      ret + "";
  };
} else if ( document.documentElement.currentStyle ) {
  getStyles = function( elem ) {
    return elem.currentStyle;
  };
  curCSS = function( elem, name, computed ) {
    var left, rs, rsLeft, ret,
      style = elem.style;
    computed = computed || getStyles( elem );
    ret = computed ? computed[ name ] : undefined;
    // 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;
      }
    }
    // Support: IE
    // IE returns zIndex value as an integer.
    return ret === undefined ?
      ret :
      ret + "" || "auto";
  };
}
function addGetHookIf( conditionFn, hookFn ) {
  // Define the hook, we'll check on the first run if it's really needed.
  return {
    get: function() {
      var condition = conditionFn();
      if ( condition == null ) {
        // The test was not ready at this point; screw the hook this time
        // but check again when needed next time.
        return;
      }
      if ( condition ) {
        // Hook not needed (or it's not possible to use it due to missing dependency),
        // remove it.
        // Since there are no other hooks for marginRight, remove the whole object.
        delete this.get;
        return;
      }
      // Hook needed; redefine it so that the support test is not executed again.
      return (this.get = hookFn).apply( this, arguments );
    }
  };
}
(function() {
  // Minified: var b,c,d,e,f,g, h,i
  var div, style, a, pixelPositionVal, boxSizingReliableVal,
    reliableHiddenOffsetsVal, reliableMarginRightVal;
  // Setup
  div = document.createElement( "div" );
  div.innerHTML = "  <link/><table></table><a href='/a'>a</a><input type='checkbox'/>";
  a = div.getElementsByTagName( "a" )[ 0 ];
  style = a && a.style;
  // Finish early in limited (non-browser) environments
  if ( !style ) {
    return;
  }
  style.cssText = "float:left;opacity:.5";
  // Support: IE<9
  // Make sure that element opacity exists (as opposed to filter)
  support.opacity = style.opacity === "0.5";
  // Verify style float existence
  // (IE uses styleFloat instead of cssFloat)
  support.cssFloat = !!style.cssFloat;
  div.style.backgroundClip = "content-box";
  div.cloneNode( true ).style.backgroundClip = "";
  support.clearCloneStyle = div.style.backgroundClip === "content-box";
  // Support: Firefox<29, Android 2.3
  // Vendor-prefix box-sizing
  support.boxSizing = style.boxSizing === "" || style.MozBoxSizing === "" ||
    style.WebkitBoxSizing === "";
  jQuery.extend(support, {
    reliableHiddenOffsets: function() {
      if ( reliableHiddenOffsetsVal == null ) {
        computeStyleTests();
      }
      return reliableHiddenOffsetsVal;
    },
    boxSizingReliable: function() {
      if ( boxSizingReliableVal == null ) {
        computeStyleTests();
      }
      return boxSizingReliableVal;
    },
    pixelPosition: function() {
      if ( pixelPositionVal == null ) {
        computeStyleTests();
      }
      return pixelPositionVal;
    },
    // Support: Android 2.3
    reliableMarginRight: function() {
      if ( reliableMarginRightVal == null ) {
        computeStyleTests();
      }
      return reliableMarginRightVal;
    }
  });
  function computeStyleTests() {
    // Minified: var b,c,d,j
    var div, body, container, contents;
    body = document.getElementsByTagName( "body" )[ 0 ];
    if ( !body || !body.style ) {
      // Test fired too early or in an unsupported environment, exit.
      return;
    }
    // Setup
    div = document.createElement( "div" );
    container = document.createElement( "div" );
    container.style.cssText = "position:absolute;border:0;width:0;height:0;top:0;left:-9999px";
    body.appendChild( container ).appendChild( div );
    div.style.cssText =
      // Support: Firefox<29, Android 2.3
      // Vendor-prefix box-sizing
      "-webkit-box-sizing:border-box;-moz-box-sizing:border-box;" +
      "box-sizing:border-box;display:block;margin-top:1%;top:1%;" +
      "border:1px;padding:1px;width:4px;position:absolute";
    // Support: IE<9
    // Assume reasonable values in the absence of getComputedStyle
    pixelPositionVal = boxSizingReliableVal = false;
    reliableMarginRightVal = true;
    // Check for getComputedStyle so that this code is not run in IE<9.
    if ( window.getComputedStyle ) {
      pixelPositionVal = ( window.getComputedStyle( div, null ) || {} ).top !== "1%";
      boxSizingReliableVal =
        ( window.getComputedStyle( div, null ) || { width: "4px" } ).width === "4px";
      // Support: Android 2.3
      // Div with explicit width and no margin-right incorrectly
      // gets computed margin-right based on width of container (#3333)
      // WebKit Bug 13343 - getComputedStyle returns wrong value for margin-right
      contents = div.appendChild( document.createElement( "div" ) );
      // Reset CSS: box-sizing; display; margin; border; padding
      contents.style.cssText = div.style.cssText =
        // Support: Firefox<29, Android 2.3
        // Vendor-prefix box-sizing
        "-webkit-box-sizing:content-box;-moz-box-sizing:content-box;" +
        "box-sizing:content-box;display:block;margin:0;border:0;padding:0";
      contents.style.marginRight = contents.style.width = "0";
      div.style.width = "1px";
      reliableMarginRightVal =
        !parseFloat( ( window.getComputedStyle( contents, null ) || {} ).marginRight );
    }
    // 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>";
    contents = div.getElementsByTagName( "td" );
    contents[ 0 ].style.cssText = "margin:0;border:0;padding:0;display:none";
    reliableHiddenOffsetsVal = contents[ 0 ].offsetHeight === 0;
    if ( reliableHiddenOffsetsVal ) {
      contents[ 0 ].style.display = "";
      contents[ 1 ].style.display = "none";
      reliableHiddenOffsetsVal = contents[ 0 ].offsetHeight === 0;
    }
    body.removeChild( container );
  }
})();
// A method for quickly swapping in/out CSS properties to get correct calculations.
jQuery.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;
};
var
    ralpha = /alpha[)]∗
[
)
]
/i,
  ropacity = /opacity\s*=\s*([^)]*)/,
  // 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]).+)/,
  rnumsplit = new RegExp( "^(" + pnum + ")(.*)$", "i" ),
  rrelNum = new RegExp( "^([+-])=(" + pnum + ")", "i" ),
  cssShow = { position: "absolute", visibility: "hidden", display: "block" },
  cssNormalTransform = {
    letterSpacing: "0",
    fontWeight: "400"
  },
  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 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", defaultDisplay(elem.nodeName) );
      }
    } else {
      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;
}
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 = 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 && ( 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";
}
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,
    "flexGrow": true,
    "flexShrink": 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": 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 null and NaN values aren't set. See: #7116
      if ( value == null || value !== 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 ( !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 ) {
        // Support: IE
        // Swallow errors from 'invalid' CSS values (#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;
  }
});
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 rdisplayswap.test( jQuery.css( elem, "display" ) ) && elem.offsetWidth === 0 ?
          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,
          support.boxSizing && jQuery.css( elem, "boxSizing", false, styles ) === "border-box",
          styles
        ) : 0
      );
    }
  };
});
if ( !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;
    }
  };
}
jQuery.cssHooks.marginRight = addGetHookIf( support.reliableMarginRight,
  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" ] );
    }
  }
);
// 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;
  }
});
jQuery.fn.extend({
  css: function( name, value ) {
    return access( this, function( elem, name, value ) {
      var styles, len,
        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();
      }
    });
  }
});
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.easing = {
  linear: function( p ) {
    return p;
  },
  swing: function( p ) {
    return 0.5 - Math.cos( p * Math.PI ) / 2;
  }
};
jQuery.fx = Tween.prototype.init;
// Back Compat <1.8 extension point
jQuery.fx.step = {};
var
  fxNow, timerId,
  rfxtypes = /^(?:toggle|show|hide)$/,
  rfxnum = new RegExp( "^(?:([+-])=|)(" + 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() );
}
// 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;
}
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 defaultPrefilter( elem, props, opts ) {
  /* jshint validthis: true */
  var prop, value, toggle, tween, hooks, oldfire, display, checkDisplay,
    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
    display = jQuery.css( elem, "display" );
    // Test default display if display is currently "none"
    checkDisplay = display === "none" ?
      jQuery._data( elem, "olddisplay" ) || defaultDisplay( elem.nodeName ) : display;
    if ( checkDisplay === "inline" && jQuery.css( elem, "float" ) === "none" ) {
      // inline-level elements accept inline-block;
      // block-level elements need to be inline with layout
      if ( !support.inlineBlockNeedsLayout || defaultDisplay( elem.nodeName ) === "inline" ) {
        style.display = "inline-block";
      } else {
        style.zoom = 1;
      }
    }
  }
  if ( opts.overflow ) {
    style.overflow = "hidden";
    if ( !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" ) ) {
        // If there is dataShow left over from a stopped hide or show and we are going to proceed with show, we should pretend to be hidden
        if ( value === "show" && dataShow && dataShow[ prop ] !== undefined ) {
          hidden = true;
        } else {
          continue;
        }
      }
      orig[ prop ] = dataShow && dataShow[ prop ] || jQuery.style( elem, prop );
    // Any non-fx value stops us from restoring the original display value
    } else {
      display = undefined;
    }
  }
  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;
        }
      }
    }
  // If this is a noop like .hide().hide(), restore an overwritten display value
  } else if ( (display === "none" ? defaultDisplay( elem.nodeName ) : display) === "inline" ) {
    style.display = display;
  }
}
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;
    }
  }
}
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 );
}
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 );
    }
  }
});
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.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;
    });
  }
});
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 );
  };
});
// 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.timers = [];
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 ) {
  jQuery.timers.push( timer );
  if ( timer() ) {
    jQuery.fx.start();
  } else {
    jQuery.timers.pop();
  }
};
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
};
// Based off of the plugin by Clint Helfers, with permission.
// http://blindsignals.com/index.php/2009/07/jquery-delay/
jQuery.fn.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 );
    };
  });
};
(function() {
  // Minified: var a,b,c,d,e
  var input, div, select, a, opt;
  // Setup
  div = document.createElement( "div" );
  div.setAttribute( "className", "t" );
  div.innerHTML = "  <link/><table></table><a href='/a'>a</a><input type='checkbox'/>";
  a = div.getElementsByTagName("a")[ 0 ];
  // First batch of tests.
  select = document.createElement("select");
  opt = select.appendChild( document.createElement("option") );
  input = div.getElementsByTagName("input")[ 0 ];
  a.style.cssText = "top:1px";
  // Test setAttribute on camelCase class. If it works, we need attrFixes when doing get/setAttribute (ie6/7)
  support.getSetAttribute = div.className !== "t";
  // 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";
  // 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;
  // 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: IE8 only
  // 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";
})();
var rreturn = /\r/g;
jQuery.fn.extend({
  val: function( value ) {
    var hooks, ret, 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 ) {
        var val = jQuery.find.attr( elem, "value" );
        return val != null ?
          val :
          // Support: IE10-11+
          // option.text throws exceptions (#14686, #14858)
          jQuery.trim( jQuery.text( elem ) );
      }
    },
    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
              ( 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 ( jQuery.inArray( jQuery.valHooks.option.get( option ), values ) >= 0 ) {
            // Support: IE6
            // When new option element is added to select box we need to
            // force reflow of newly added node in order to workaround delay
            // of initialization properties
            try {
              option.selected = optionSet = true;
            } catch ( _ ) {
              // Will be executed only in IE6
              option.scrollHeight;
            }
          } else {
            option.selected = false;
          }
        }
        // Force browsers to behave consistently when non-matching value is set
        if ( !optionSet ) {
          elem.selectedIndex = -1;
        }
        return options;
      }
    }
  }
});
// 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 ( !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 nodeHook, boolHook,
  attrHandle = jQuery.expr.attrHandle,
  ruseDefault = /^(?:checked|selected)$/i,
  getSetAttribute = support.getSetAttribute,
  getSetInput = support.input;
jQuery.fn.extend({
  attr: function( name, value ) {
    return access( this, jQuery.attr, name, value, arguments.length > 1 );
  },
  removeAttr: function( name ) {
    return this.each(function() {
      jQuery.removeAttr( this, name );
    });
  }
});
jQuery.extend({
  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 === 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( 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 ( !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;
        }
      }
    }
  }
});
// Hook 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;
  }
};
// Retrieve booleans specially
jQuery.each( jQuery.expr.match.bool.source.match( /\w+/g ), function( i, name ) {
  var getter = attrHandle[ name ] || jQuery.find.attr;
  attrHandle[ name ] = getSetInput && getSetAttribute || !ruseDefault.test( name ) ?
    function( elem, name, isXML ) {
      var ret, handle;
      if ( !isXML ) {
        // Avoid an infinite loop by temporarily removing this function from the getter
        handle = attrHandle[ name ];
        attrHandle[ name ] = ret;
        ret = getter( elem, name, isXML ) != null ?
          name.toLowerCase() :
          null;
        attrHandle[ name ] = handle;
      }
      return ret;
    } :
    function( elem, name, isXML ) {
      if ( !isXML ) {
        return 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)
      if ( name === "value" || value === elem.getAttribute( name ) ) {
        return value;
      }
    }
  };
  // Some attributes are constructed with empty-string values when not defined
  attrHandle.id = attrHandle.name = attrHandle.coords =
    function( elem, name, isXML ) {
      var ret;
      if ( !isXML ) {
        return (ret = elem.getAttributeNode( name )) && ret.value !== "" ?
          ret.value :
          null;
      }
    };
  // Fixing value retrieval on a button requires this module
  jQuery.valHooks.button = {
    get: function( elem, name ) {
      var ret = elem.getAttributeNode( name );
      if ( ret && ret.specified ) {
        return ret.value;
      }
    },
    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;
        }
      }
    };
  });
}
if ( !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 + "" );
    }
  };
}
var rfocusable = /^(?:input|select|textarea|button|object)$/i,
  rclickable = /^(?:a|area)$/i;
jQuery.fn.extend({
  prop: function( name, value ) {
    return 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 ) {}
    });
  }
});
jQuery.extend({
  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;
      }
    }
  }
});
// Some attributes require a special call on IE
// http://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx
if ( !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 );
      }
    };
  });
}
// Support: Safari, IE9+
// mis-reports the default selected property of an option
// Accessing the parent's selectedIndex property fixes it
if ( !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 ( !support.enctype ) {
  jQuery.propFix.enctype = "encoding";
}
var rclass = /[\t\r\n\f]/g;
jQuery.fn.extend({
  addClass: function( value ) {
    var classes, elem, cur, clazz, j, finalValue,
      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( 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 + " ";
            }
          }
          // only assign if different to avoid unneeded rendering.
          finalValue = jQuery.trim( cur );
          if ( elem.className !== finalValue ) {
            elem.className = finalValue;
          }
        }
      }
    }
    return this;
  },
  removeClass: function( value ) {
    var classes, elem, cur, clazz, j, finalValue,
      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( 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 + " ", " " );
            }
          }
          // only assign if different to avoid unneeded rendering.
          finalValue = value ? jQuery.trim( cur ) : "";
          if ( elem.className !== finalValue ) {
            elem.className = finalValue;
          }
        }
      }
    }
    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( 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 === 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;
  }
});
// Return jQuery for attributes-only inclusion
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 nonce = jQuery.now();
var rquery = (/\?/);
var rvalidtokens = /(,)|(



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