text: (function(e){if("function"==typeof bootstrap)bootstrap("simplewebrtc",e);else if("object"==typeof exports)module.exports=e();else if("function"==typeof define&&define.amd)define(e);else if("undefined"!=typeof ses){if(!ses.ok())return;ses.makeSimpleWebRTC=e}else"undefined"!=typeof window?window.SimpleWebRTC=e():global.SimpleWebRTC=e()})(function(){var define,ses,bootstrap,module,exports;
  return (function(e,t,n){function i(n,s){if(!t[n]){if(!e[n]){var o=typeof require=="function"&&require;if(!s&&o)return o(n,!0);if(r)return r(n,!0);throw new Error("Cannot find module '"+n+"'")}var u=t[n]={exports:{}};e[n][0].call(u.exports,function(t){var r=e[n][1][t];return i(r?r:t)},u,u.exports)}return t[n].exports}var r=typeof require=="function"&&require;for(var s=0;s<n.length;s++)i(n[s]);return i})({1:[function(require,module,exports){
  var WebRTC = require('webrtc');
  var WildEmitter = require('wildemitter');
  var webrtcSupport = require('webrtcsupport');
  var attachMediaStream = require('attachmediastream');
  var getScreenMedia = require('getscreenmedia');
  var mockconsole = require('mockconsole');
  var io = require('socket.io-client');
  
  
  function SimpleWebRTC(opts) {
      var self = this;
      var options = opts || {};
      var config = this.config = {
              url: 'http://signaling.simplewebrtc.com:8888',
              debug: false,
              localVideoEl: '',
              remoteVideosEl: '',
              enableDataChannels: true,
              autoRequestMedia: false,
              autoRemoveVideos: true,
              adjustPeerVolume: true,
              peerVolumeWhenSpeaking: 0.25
          };
      var item, connection;
  
      // We also allow a 'logger' option. It can be any object that implements
      // log, warn, and error methods.
      // We log nothing by default, following "the rule of silence":
      // http://www.linfo.org/rule_of_silence.html
      this.logger = function () {
          // we assume that if you're in debug mode and you didn't
          // pass in a logger, you actually want to log as much as
          // possible.
          if (opts.debug) {
              return opts.logger || console;
          } else {
          // or we'll use your logger which should have its own logic
          // for output. Or we'll return the no-op.
              return opts.logger || mockconsole;
          }
      }();
  
      // set our config from options
      for (item in options) {
          this.config[item] = options[item];
      }
  
      // attach detected support for convenience
      this.capabilities = webrtcSupport;
  
      // call WildEmitter constructor
      WildEmitter.call(this);
  
      // our socket.io connection
      connection = this.connection = io.connect(this.config.url);
  
      connection.on('connect', function () {
          self.emit('connectionReady', connection.socket.sessionid);
          self.sessionReady = true;
          self.testReadiness();
      });
  
      connection.on('message', function (message) {
          var peers = self.webrtc.getPeers(message.from, message.roomType);
          var peer;
  
          if (message.type === 'offer') {
              if (peers.length) {
                  peer = peers[0];
              } else {
                  peer = self.webrtc.createPeer({
                      id: message.from,
                      type: message.roomType,
                      sharemyscreen: message.roomType === 'screen' && !message.broadcaster
                  });
              }
              peer.handleMessage(message);
          } else if (peers.length) {
              peers.forEach(function (peer) {
                  peer.handleMessage(message);
              });
          }
      });
  
      connection.on('remove', function (room) {
          if (room.id !== self.connection.socket.sessionid) {
              self.webrtc.removePeers(room.id, room.type);
          }
      });
  
      // instantiate our main WebRTC helper
      // using same logger from logic here
      opts.logger = this.logger;
      opts.debug = false;
      this.webrtc = new WebRTC(opts);
  
      // attach a few methods from underlying lib to simple.
      ['mute', 'unmute', 'pause', 'resume'].forEach(function (method) {
          self[method] = self.webrtc[method].bind(self.webrtc);
      });
  
      // proxy events from WebRTC
      this.webrtc.on('*', function () {
         self.emit.apply(self, arguments);
      });
  
      // log all events in debug mode
      if (config.debug) {
          this.on('*', this.logger.log.bind(this.logger, 'SimpleWebRTC event:'));
      }
  
      // check for readiness
      this.webrtc.on('localStream', function () {
         self.testReadiness();
      });
  
      this.webrtc.on('message', function (payload) {
         self.connection.emit('message', payload);
      });
  
      this.webrtc.on('peerStreamAdded', this.handlePeerStreamAdded.bind(this));
      this.webrtc.on('peerStreamRemoved', this.handlePeerStreamRemoved.bind(this));
  
      // echo cancellation attempts
      if (this.config.adjustPeerVolume) {
          this.webrtc.on('speaking', this.setVolumeForAll.bind(this, this.config.peerVolumeWhenSpeaking));
          this.webrtc.on('stoppedSpeaking', this.setVolumeForAll.bind(this, 1));
      }
  
      connection.on('stunservers', function (args) {
          // resets/overrides the config
          self.webrtc.config.peerConnectionConfig.iceServers = args;
      });
      connection.on('turnservers', function (args) {
          // appends to the config
          self.webrtc.config.peerConnectionConfig.iceServers = self.webrtc.config.peerConnectionConfig.iceServers.concat(args);
      });
  
      if (this.config.autoRequestMedia) this.startLocalVideo();
  }
  
  
  SimpleWebRTC.prototype = Object.create(WildEmitter.prototype, {
      constructor: {
          value: SimpleWebRTC
      }
  });
  
  SimpleWebRTC.prototype.leaveRoom = function () {
      if (this.roomName) {
          this.connection.emit('leave', this.roomName);
          this.webrtc.peers.forEach(function (peer) {
              peer.end();
          });
          if (this.getLocalScreen()) {
              this.stopScreenShare();
          }
          this.emit('leftRoom', this.roomName);
      }
  };
  
  SimpleWebRTC.prototype.handlePeerStreamAdded = function (peer) {
      var container = this.getRemoteVideoContainer();
      var video = attachMediaStream(peer.stream);
  
      // store video element as part of peer for easy removal
      peer.videoEl = video;
      video.id = this.getDomId(peer);
  
      if (container) container.appendChild(video);
  
      this.emit('videoAdded', video, peer);
  };
  
  SimpleWebRTC.prototype.handlePeerStreamRemoved = function (peer) {
      var container = this.getRemoteVideoContainer();
      var videoEl = peer.videoEl;
      if (this.config.autoRemoveVideos && container && videoEl) {
          container.removeChild(videoEl);
      }
      if (videoEl) this.emit('videoRemoved', videoEl, peer);
  };
  
  SimpleWebRTC.prototype.getDomId = function (peer) {
      return [peer.id, peer.type, peer.broadcaster ? 'broadcasting' : 'incoming'].join('_');
  };
  
  // set volume on video tag for all peers takse a value between 0 and 1
  SimpleWebRTC.prototype.setVolumeForAll = function (volume) {
      this.webrtc.peers.forEach(function (peer) {
          if (peer.videoEl) peer.videoEl.volume = volume;
      });
  };
  
  SimpleWebRTC.prototype.joinRoom = function (name, cb) {
      var self = this;
      this.roomName = name;
      this.connection.emit('join', name, function (err, roomDescription) {
          if (err) {
              self.emit('error', err);
          } else {
              var id,
                  client,
                  type,
                  peer;
              for (id in roomDescription.clients) {
                  client = roomDescription.clients[id];
                  for (type in client) {
                      if (client[type]) {
                          peer = self.webrtc.createPeer({
                              id: id,
                              type: type
                          });
                          peer.start();
                      }
                  }
              }
          }
  
          if (cb) cb(err, roomDescription);
          self.emit('joinedRoom', name);
      });
  };
  
  SimpleWebRTC.prototype.getEl = function (idOrEl) {
      if (typeof idOrEl === 'string') {
          return document.getElementById(idOrEl);
      } else {
          return idOrEl;
      }
  };
  
  SimpleWebRTC.prototype.startLocalVideo = function () {
      var self = this;
      this.webrtc.startLocalMedia(null, function (err, stream) {
          if (err) {
              self.emit(err);
          } else {
              attachMediaStream(stream, self.getLocalVideoContainer(), {muted: true, mirror: true});
          }
      });
  };
  
  SimpleWebRTC.prototype.stopLocalVideo = function () {
      this.webrtc.stopLocalMedia();
  };
  
  // this accepts either element ID or element
  // and either the video tag itself or a container
  // that will be used to put the video tag into.
  SimpleWebRTC.prototype.getLocalVideoContainer = function () {
      var el = this.getEl(this.config.localVideoEl);
      if (el && el.tagName === 'VIDEO') {
          return el;
      } else if (el) {
          var video = document.createElement('video');
          video.oncontextmenu = function () { return false; };
          el.appendChild(video);
          return video;
      } else {
          return;
      }
  };
  
  SimpleWebRTC.prototype.getRemoteVideoContainer = function () {
      return this.getEl(this.config.remoteVideosEl);
  };
  
  SimpleWebRTC.prototype.shareScreen = function (cb) {
      var self = this,
          peer;
      getScreenMedia(function (err, stream) {
          var item,
              el = document.createElement('video'),
              container = self.getRemoteVideoContainer();
  
          el.oncontextmenu = function () { return false; };
          if (!err) {
              self.webrtc.localScreen = stream;
              el.id = 'localScreen';
              attachMediaStream(stream, el);
              if (container) {
                  container.appendChild(el);
              }
  
              // TODO: Once this chrome bug is fixed:
              // https://code.google.com/p/chromium/issues/detail?id=227485
              // we need to listen for the screenshare stream ending and call
              // the "stopScreenShare" method to clean things up.
              stream.onended = function () {
                  self.emit('localScreenRemoved', el);
                  self.stopScreenShare();
              };
  
              self.emit('localScreenAdded', el);
              self.connection.emit('shareScreen');
              self.webrtc.peers.forEach(function (existingPeer) {
                  var peer;
                  if (existingPeer.type === 'video') {
                      peer = self.webrtc.createPeer({
                          id: existingPeer.id,
                          type: 'screen',
                          sharemyscreen: true,
                          broadcaster: self.connection.socket.sessionid
                      });
                      peer.start();
                  }
              });
          } else {
              self.emit(err);
          }
  
          // enable the callback
          if (cb) cb(err, stream);
      });
  };
  
  SimpleWebRTC.prototype.getLocalScreen = function () {
      return this.webrtc.localScreen;
  };
  
  SimpleWebRTC.prototype.stopScreenShare = function () {
      this.connection.emit('unshareScreen');
      var videoEl = document.getElementById('localScreen');
      var container = this.getRemoteVideoContainer();
      var stream = this.getLocalScreen();
  
      if (this.config.autoRemoveVideos && container && videoEl) {
          container.removeChild(videoEl);
      }
  
      // a hack to emit the event the removes the video
      // element that we want
      if (videoEl) this.emit('videoRemoved', videoEl);
      if (stream) stream.stop();
      this.webrtc.peers.forEach(function (peer) {
          if (peer.broadcaster) {
              peer.end();
          }
      });
      delete this.webrtc.localScreen;
  };
  
  SimpleWebRTC.prototype.testReadiness = function () {
      var self = this;
      if (this.webrtc.localStream && this.sessionReady) {
          // This timeout is a workaround for the strange no-audio bug
          // as described here: https://code.google.com/p/webrtc/issues/detail?id=1525
          // remove timeout when this is fixed.
          setTimeout(function () {
              self.emit('readyToCall', self.connection.socket.sessionid);
          }, 1000);
      }
  };
  
  SimpleWebRTC.prototype.createRoom = function (name, cb) {
      if (arguments.length === 2) {
          this.connection.emit('create', name, cb);
      } else {
          this.connection.emit('create', name);
      }
  };
  
  SimpleWebRTC.prototype.sendFile = function () {
      if (!webrtcSupport.dataChannel) {
          return this.emit('error', new Error('DataChannelNotSupported'));
      }
  
  };
  
  module.exports = SimpleWebRTC;
  
  },{"attachmediastream":5,"getscreenmedia":6,"mockconsole":8,"socket.io-client":7,"webrtc":2,"webrtcsupport":4,"wildemitter":3}],3:[function(require,module,exports){
  /*
  WildEmitter.js is a slim little event emitter by @henrikjoreteg largely based 
  on @visionmedia's Emitter from UI Kit.
  
  Why? I wanted it standalone.
  
  I also wanted support for wildcard emitters like this:
  
  emitter.on('*', function (eventName, other, event, payloads) {
      
  });
  
  emitter.on('somenamespace*', function (eventName, payloads) {
      
  });
  
  Please note that callbacks triggered by wildcard registered events also get 
  the event name as the first argument.
  */
  module.exports = WildEmitter;
  
  function WildEmitter() {
      this.callbacks = {};
  }
  
  // Listen on the given `event` with `fn`. Store a group name if present.
  WildEmitter.prototype.on = function (event, groupName, fn) {
      var hasGroup = (arguments.length === 3),
          group = hasGroup ? arguments[1] : undefined, 
          func = hasGroup ? arguments[2] : arguments[1];
      func._groupName = group;
      (this.callbacks[event] = this.callbacks[event] || []).push(func);
      return this;
  };
  
  // Adds an `event` listener that will be invoked a single
  // time then automatically removed.
  WildEmitter.prototype.once = function (event, groupName, fn) {
      var self = this,
          hasGroup = (arguments.length === 3),
          group = hasGroup ? arguments[1] : undefined, 
          func = hasGroup ? arguments[2] : arguments[1];
      function on() {
          self.off(event, on);
          func.apply(this, arguments);
      }
      this.on(event, group, on);
      return this;
  };
  
  // Unbinds an entire group
  WildEmitter.prototype.releaseGroup = function (groupName) {
      var item, i, len, handlers;
      for (item in this.callbacks) {
          handlers = this.callbacks[item];
          for (i = 0, len = handlers.length; i < len; i++) {
              if (handlers[i]._groupName === groupName) {
                  //console.log('removing');
                  // remove it and shorten the array we're looping through
                  handlers.splice(i, 1);
                  i--;
                  len--;
              }
          }
      }
      return this;
  };
  
  // Remove the given callback for `event` or all
  // registered callbacks.
  WildEmitter.prototype.off = function (event, fn) {
      var callbacks = this.callbacks[event],
          i;
      
      if (!callbacks) return this;
  
      // remove all handlers
      if (arguments.length === 1) {
          delete this.callbacks[event];
          return this;
      }
  
      // remove specific handler
      i = callbacks.indexOf(fn);
      callbacks.splice(i, 1);
      return this;
  };
  
  // Emit `event` with the given args.
  // also calls any `*` handlers
  WildEmitter.prototype.emit = function (event) {
      var args = [].slice.call(arguments, 1),
          callbacks = this.callbacks[event],
          specialCallbacks = this.getWildcardCallbacks(event),
          i,
          len,
          item;
  
      if (callbacks) {
          for (i = 0, len = callbacks.length; i < len; ++i) {
              if (callbacks[i]) {
                  callbacks[i].apply(this, args);
              } else {
                  break;
              }
          }
      }
  
      if (specialCallbacks) {
          for (i = 0, len = specialCallbacks.length; i < len; ++i) {
              if (specialCallbacks[i]) {
                  specialCallbacks[i].apply(this, [event].concat(args));
              } else {
                  break;
              }
          }
      }
  
      return this;
  };
  
  // Helper for for finding special wildcard event handlers that match the event
  WildEmitter.prototype.getWildcardCallbacks = function (eventName) {
      var item,
          split,
          result = [];
  
      for (item in this.callbacks) {
          split = item.split('*');
          if (item === '*' || (split.length === 2 && eventName.slice(0, split[1].length) === split[1])) {
              result = result.concat(this.callbacks[item]);
          }
      }
      return result;
  };
  
  },{}],4:[function(require,module,exports){
  // created by @HenrikJoreteg
  var prefix;
  var isChrome = false;
  var isFirefox = false;
  var ua = navigator.userAgent.toLowerCase();
  
  // basic sniffing
  if (ua.indexOf('firefox') !== -1) {
      prefix = 'moz';
      isFirefox = true;
  } else if (ua.indexOf('chrome') !== -1) {
      prefix = 'webkit';
      isChrome = true;
  }
  
  var PC = window.mozRTCPeerConnection || window.webkitRTCPeerConnection;
  var IceCandidate = window.mozRTCIceCandidate || window.RTCIceCandidate;
  var SessionDescription = window.mozRTCSessionDescription || window.RTCSessionDescription;
  var MediaStream = window.webkitMediaStream || window.MediaStream;
  var screenSharing = navigator.userAgent.match('Chrome') && parseInt(navigator.userAgent.match(/Chrome\/(.*) /)[1], 10) >= 26;
  var AudioContext = window.webkitAudioContext || window.AudioContext;
  
  
  // export support flags and constructors.prototype && PC
  module.exports = {
      support: !!PC,
      dataChannel: isChrome || isFirefox || (PC && PC.prototype && PC.prototype.createDataChannel),
      prefix: prefix,
      webAudio: !!(AudioContext && AudioContext.prototype.createMediaStreamSource),
      mediaStream: !!(MediaStream && MediaStream.prototype.removeTrack),
      screenSharing: !!screenSharing,
      AudioContext: AudioContext,
      PeerConnection: PC,
      SessionDescription: SessionDescription,
      IceCandidate: IceCandidate
  };
  
  },{}],5:[function(require,module,exports){
  module.exports = function (stream, el, options) {
      var URL = window.URL;
      var opts = {
          autoplay: true,
          mirror: false,
          muted: false
      };
      var element = el || document.createElement('video');
      var item;
  
      if (options) {
          for (item in options) {
              opts[item] = options[item];
          }
      }
  
      if (opts.autoplay) element.autoplay = 'autoplay';
      if (opts.muted) element.muted = true;
      if (opts.mirror) {
          ['', 'moz', 'webkit', 'o', 'ms'].forEach(function (prefix) {
              var styleName = prefix ? prefix + 'Transform' : 'transform';
              element.style[styleName] = 'scaleX(-1)';
          });
      }
  
      // this first one should work most everywhere now
      // but we have a few fallbacks just in case.
      if (URL && URL.createObjectURL) {
          element.src = URL.createObjectURL(stream);
      } else if (element.srcObject) {
          element.srcObject = stream;
      } else if (element.mozSrcObject) {
          element.mozSrcObject = stream;
      } else {
          return false;
      }
  
      return element;
  };
  
  },{}],7:[function(require,module,exports){
  /*! Socket.IO.js build:0.9.16, development. Copyright(c) 2011 LearnBoost <dev@learnboost.com> MIT Licensed */
  
  var io = ('undefined' === typeof module ? {} : module.exports);
  (function() {
  
  /**
   * socket.io
   * Copyright(c) 2011 LearnBoost <dev@learnboost.com>
   * MIT Licensed
   */
  
  (function (exports, global) {
  
    /**
     * IO namespace.
     *
     * @namespace
     */
  
    var io = exports;
  
    /**
     * Socket.IO version
     *
     * @api public
     */
  
    io.version = '0.9.16';
  
    /**
     * Protocol implemented.
     *
     * @api public
     */
  
    io.protocol = 1;
  
    /**
     * Available transports, these will be populated with the available transports
     *
     * @api public
     */
  
    io.transports = [];
  
    /**
     * Keep track of jsonp callbacks.
     *
     * @api private
     */
  
    io.j = [];
  
    /**
     * Keep track of our io.Sockets
     *
     * @api private
     */
    io.sockets = {};
  
  
    /**
     * Manages connections to hosts.
     *
     * @param {String} uri
     * @Param {Boolean} force creation of new socket (defaults to false)
     * @api public
     */
  
    io.connect = function (host, details) {
      var uri = io.util.parseUri(host)
        , uuri
        , socket;
  
      if (global && global.location) {
        uri.protocol = uri.protocol || global.location.protocol.slice(0, -1);
        uri.host = uri.host || (global.document
          ? global.document.domain : global.location.hostname);
        uri.port = uri.port || global.location.port;
      }
  
      uuri = io.util.uniqueUri(uri);
  
      var options = {
          host: uri.host
        , secure: 'https' == uri.protocol
        , port: uri.port || ('https' == uri.protocol ? 443 : 80)
        , query: uri.query || ''
      };
  
      io.util.merge(options, details);
  
      if (options['force new connection'] || !io.sockets[uuri]) {
        socket = new io.Socket(options);
      }
  
      if (!options['force new connection'] && socket) {
        io.sockets[uuri] = socket;
      }
  
      socket = socket || io.sockets[uuri];
  
      // if path is different from '' or /
      return socket.of(uri.path.length > 1 ? uri.path : '');
    };
  
  })('object' === typeof module ? module.exports : (this.io = {}), this);
  /**
   * socket.io
   * Copyright(c) 2011 LearnBoost <dev@learnboost.com>
   * MIT Licensed
   */
  
  (function (exports, global) {
  
    /**
     * Utilities namespace.
     *
     * @namespace
     */
  
    var util = exports.util = {};
  
    /**
     * Parses an URI
     *
     * @author Steven Levithan <stevenlevithan.com> (MIT license)
     * @api public
     */
  
    var re = /^(?:(?![^:@]+:[^:@\/]*@)([^:\/?#.]+):)?(?:\/\/)?((?:(([^:@]*)(?::([^:@]*))?)?@)?([^:\/?#]*)(?::(\d*))?)(((\/(?:[^?#](?![^?#\/]*\.[^?#\/.]+(?:[?#]|$)))*\/?)?([^?#\/]*))(?:\?([^#]*))?(?:#(.*))?)/;
  
    var parts = ['source', 'protocol', 'authority', 'userInfo', 'user', 'password',
                 'host', 'port', 'relative', 'path', 'directory', 'file', 'query',
                 'anchor'];
  
    util.parseUri = function (str) {
      var m = re.exec(str || '')
        , uri = {}
        , i = 14;
  
      while (i--) {
        uri[parts[i]] = m[i] || '';
      }
  
      return uri;
    };
  
    /**
     * Produces a unique url that identifies a Socket.IO connection.
     *
     * @param {Object} uri
     * @api public
     */
  
    util.uniqueUri = function (uri) {
      var protocol = uri.protocol
        , host = uri.host
        , port = uri.port;
  
      if ('document' in global) {
        host = host || document.domain;
        port = port || (protocol == 'https'
          && document.location.protocol !== 'https:' ? 443 : document.location.port);
      } else {
        host = host || 'localhost';
  
        if (!port && protocol == 'https') {
          port = 443;
        }
      }
  
      return (protocol || 'http') + '://' + host + ':' + (port || 80);
    };
  
    /**
     * Mergest 2 query strings in to once unique query string
     *
     * @param {String} base
     * @param {String} addition
     * @api public
     */
  
    util.query = function (base, addition) {
      var query = util.chunkQuery(base || '')
        , components = [];
  
      util.merge(query, util.chunkQuery(addition || ''));
      for (var part in query) {
        if (query.hasOwnProperty(part)) {
          components.push(part + '=' + query[part]);
        }
      }
  
      return components.length ? '?' + components.join('&') : '';
    };
  
    /**
     * Transforms a querystring in to an object
     *
     * @param {String} qs
     * @api public
     */
  
    util.chunkQuery = function (qs) {
      var query = {}
        , params = qs.split('&')
        , i = 0
        , l = params.length
        , kv;
  
      for (; i < l; ++i) {
        kv = params[i].split('=');
        if (kv[0]) {
          query[kv[0]] = kv[1];
        }
      }
  
      return query;
    };
  
    /**
     * Executes the given function when the page is loaded.
     *
     *     io.util.load(function () { console.log('page loaded'); });
     *
     * @param {Function} fn
     * @api public
     */
  
    var pageLoaded = false;
  
    util.load = function (fn) {
      if ('document' in global && document.readyState === 'complete' || pageLoaded) {
        return fn();
      }
  
      util.on(global, 'load', fn, false);
    };
  
    /**
     * Adds an event.
     *
     * @api private
     */
  
    util.on = function (element, event, fn, capture) {
      if (element.attachEvent) {
        element.attachEvent('on' + event, fn);
      } else if (element.addEventListener) {
        element.addEventListener(event, fn, capture);
      }
    };
  
    /**
     * Generates the correct `XMLHttpRequest` for regular and cross domain requests.
     *
     * @param {Boolean} [xdomain] Create a request that can be used cross domain.
     * @returns {XMLHttpRequest|false} If we can create a XMLHttpRequest.
     * @api private
     */
  
    util.request = function (xdomain) {
  
      if (xdomain && 'undefined' != typeof XDomainRequest && !util.ua.hasCORS) {
        return new XDomainRequest();
      }
  
      if ('undefined' != typeof XMLHttpRequest && (!xdomain || util.ua.hasCORS)) {
        return new XMLHttpRequest();
      }
  
      if (!xdomain) {
        try {
          return new window[(['Active'].concat('Object').join('X'))]('Microsoft.XMLHTTP');
        } catch(e) { }
      }
  
      return null;
    };
  
    /**
     * XHR based transport constructor.
     *
     * @constructor
     * @api public
     */
  
    /**
     * Change the internal pageLoaded value.
     */
  
    if ('undefined' != typeof window) {
      util.load(function () {
        pageLoaded = true;
      });
    }
  
    /**
     * Defers a function to ensure a spinner is not displayed by the browser
     *
     * @param {Function} fn
     * @api public
     */
  
    util.defer = function (fn) {
      if (!util.ua.webkit || 'undefined' != typeof importScripts) {
        return fn();
      }
  
      util.load(function () {
        setTimeout(fn, 100);
      });
    };
  
    /**
     * Merges two objects.
     *
     * @api public
     */
  
    util.merge = function merge (target, additional, deep, lastseen) {
      var seen = lastseen || []
        , depth = typeof deep == 'undefined' ? 2 : deep
        , prop;
  
      for (prop in additional) {
        if (additional.hasOwnProperty(prop) && util.indexOf(seen, prop) < 0) {
          if (typeof target[prop] !== 'object' || !depth) {
            target[prop] = additional[prop];
            seen.push(additional[prop]);
          } else {
            util.merge(target[prop], additional[prop], depth - 1, seen);
          }
        }
      }
  
      return target;
    };
  
    /**
     * Merges prototypes from objects
     *
     * @api public
     */
  
    util.mixin = function (ctor, ctor2) {
      util.merge(ctor.prototype, ctor2.prototype);
    };
  
    /**
     * Shortcut for prototypical and static inheritance.
     *
     * @api private
     */
  
    util.inherit = function (ctor, ctor2) {
      function f() {};
      f.prototype = ctor2.prototype;
      ctor.prototype = new f;
    };
  
    /**
     * Checks if the given object is an Array.
     *
     *     io.util.isArray([]); // true
     *     io.util.isArray({}); // false
     *
     * @param Object obj
     * @api public
     */
  
    util.isArray = Array.isArray || function (obj) {
      return Object.prototype.toString.call(obj) === '[object Array]';
    };
  
    /**
     * Intersects values of two arrays into a third
     *
     * @api public
     */
  
    util.intersect = function (arr, arr2) {
      var ret = []
        , longest = arr.length > arr2.length ? arr : arr2
        , shortest = arr.length > arr2.length ? arr2 : arr;
  
      for (var i = 0, l = shortest.length; i < l; i++) {
        if (~util.indexOf(longest, shortest[i]))
          ret.push(shortest[i]);
      }
  
      return ret;
    };
  
    /**
     * Array indexOf compatibility.
     *
     * @see bit.ly/a5Dxa2
     * @api public
     */
  
    util.indexOf = function (arr, o, i) {
  
      for (var j = arr.length, i = i < 0 ? i + j < 0 ? 0 : i + j : i || 0;
           i < j && arr[i] !== o; i++) {}
  
      return j <= i ? -1 : i;
    };
  
    /**
     * Converts enumerables to array.
     *
     * @api public
     */
  
    util.toArray = function (enu) {
      var arr = [];
  
      for (var i = 0, l = enu.length; i < l; i++)
        arr.push(enu[i]);
  
      return arr;
    };
  
    /**
     * UA / engines detection namespace.
     *
     * @namespace
     */
  
    util.ua = {};
  
    /**
     * Whether the UA supports CORS for XHR.
     *
     * @api public
     */
  
    util.ua.hasCORS = 'undefined' != typeof XMLHttpRequest && (function () {
      try {
        var a = new XMLHttpRequest();
      } catch (e) {
        return false;
      }
  
      return a.withCredentials != undefined;
    })();
  
    /**
     * Detect webkit.
     *
     * @api public
     */
  
    util.ua.webkit = 'undefined' != typeof navigator
      && /webkit/i.test(navigator.userAgent);
  
     /**
     * Detect iPad/iPhone/iPod.
     *
     * @api public
     */
  
    util.ua.iDevice = 'undefined' != typeof navigator
        && /iPad|iPhone|iPod/i.test(navigator.userAgent);
  
  })('undefined' != typeof io ? io : module.exports, this);
  /**
   * socket.io
   * Copyright(c) 2011 LearnBoost <dev@learnboost.com>
   * MIT Licensed
   */
  
  (function (exports, io) {
  
    /**
     * Expose constructor.
     */
  
    exports.EventEmitter = EventEmitter;
  
    /**
     * Event emitter constructor.
     *
     * @api public.
     */
  
    function EventEmitter () {};
  
    /**
     * Adds a listener
     *
     * @api public
     */
  
    EventEmitter.prototype.on = function (name, fn) {
      if (!this.$events) {
        this.$events = {};
      }
  
      if (!this.$events[name]) {
        this.$events[name] = fn;
      } else if (io.util.isArray(this.$events[name])) {
        this.$events[name].push(fn);
      } else {
        this.$events[name] = [this.$events[name], fn];
      }
  
      return this;
    };
  
    EventEmitter.prototype.addListener = EventEmitter.prototype.on;
  
    /**
     * Adds a volatile listener.
     *
     * @api public
     */
  
    EventEmitter.prototype.once = function (name, fn) {
      var self = this;
  
      function on () {
        self.removeListener(name, on);
        fn.apply(this, arguments);
      };
  
      on.listener = fn;
      this.on(name, on);
  
      return this;
    };
  
    /**
     * Removes a listener.
     *
     * @api public
     */
  
    EventEmitter.prototype.removeListener = function (name, fn) {
      if (this.$events && this.$events[name]) {
        var list = this.$events[name];
  
        if (io.util.isArray(list)) {
          var pos = -1;
  
          for (var i = 0, l = list.length; i < l; i++) {
            if (list[i] === fn || (list[i].listener && list[i].listener === fn)) {
              pos = i;
              break;
            }
          }
  
          if (pos < 0) {
            return this;
          }
  
          list.splice(pos, 1);
  
          if (!list.length) {
            delete this.$events[name];
          }
        } else if (list === fn || (list.listener && list.listener === fn)) {
          delete this.$events[name];
        }
      }
  
      return this;
    };
  
    /**
     * Removes all listeners for an event.
     *
     * @api public
     */
  
    EventEmitter.prototype.removeAllListeners = function (name) {
      if (name === undefined) {
        this.$events = {};
        return this;
      }
  
      if (this.$events && this.$events[name]) {
        this.$events[name] = null;
      }
  
      return this;
    };
  
    /**
     * Gets all listeners for a certain event.
     *
     * @api publci
     */
  
    EventEmitter.prototype.listeners = function (name) {
      if (!this.$events) {
        this.$events = {};
      }
  
      if (!this.$events[name]) {
        this.$events[name] = [];
      }
  
      if (!io.util.isArray(this.$events[name])) {
        this.$events[name] = [this.$events[name]];
      }
  
      return this.$events[name];
    };
  
    /**
     * Emits an event.
     *
     * @api public
     */
  
    EventEmitter.prototype.emit = function (name) {
      if (!this.$events) {
        return false;
      }
  
      var handler = this.$events[name];
  
      if (!handler) {
        return false;
      }
  
      var args = Array.prototype.slice.call(arguments, 1);
  
      if ('function' == typeof handler) {
        handler.apply(this, args);
      } else if (io.util.isArray(handler)) {
        var listeners = handler.slice();
  
        for (var i = 0, l = listeners.length; i < l; i++) {
          listeners[i].apply(this, args);
        }
      } else {
        return false;
      }
  
      return true;
    };
  
  })(
      'undefined' != typeof io ? io : module.exports
    , 'undefined' != typeof io ? io : module.parent.exports
  );
  
  /**
   * socket.io
   * Copyright(c) 2011 LearnBoost <dev@learnboost.com>
   * MIT Licensed
   */
  
  /**
   * Based on JSON2 (http://www.JSON.org/js.html).
   */
  
  (function (exports, nativeJSON) {
    "use strict";
  
    // use native JSON if it's available
    if (nativeJSON && nativeJSON.parse){
      return exports.JSON = {
        parse: nativeJSON.parse
      , stringify: nativeJSON.stringify
      };
    }
  
    var JSON = exports.JSON = {};
  
    function f(n) {
        // Format integers to have at least two digits.
        return n < 10 ? '0' + n : n;
    }
  
    function date(d, key) {
      return isFinite(d.valueOf()) ?
          d.getUTCFullYear()     + '-' +
          f(d.getUTCMonth() + 1) + '-' +
          f(d.getUTCDate())      + 'T' +
          f(d.getUTCHours())     + ':' +
          f(d.getUTCMinutes())   + ':' +
          f(d.getUTCSeconds())   + 'Z' : null;
    };
  
    var cx = /[\u0000\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g,
        escapable = /[\\\"\x00-\x1f\x7f-\x9f\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g,
        gap,
        indent,
        meta = {    // table of character substitutions
            '\b': '\\b',
            '\t': '\\t',
            '\n': '\\n',
            '\f': '\\f',
            '\r': '\\r',
            '"' : '\\"',
            '\\': '\\\\'
        },
        rep;
  
  
    function quote(string) {
  
  // If the string contains no control characters, no quote characters, and no
  // backslash characters, then we can safely slap some quotes around it.
  // Otherwise we must also replace the offending characters with safe escape
  // sequences.
  
        escapable.lastIndex = 0;
        return escapable.test(string) ? '"' + string.replace(escapable, function (a) {
            var c = meta[a];
            return typeof c === 'string' ? c :
                '\\u' + ('0000' + a.charCodeAt(0).toString(16)).slice(-4);
        }) + '"' : '"' + string + '"';
    }
  
  
    function str(key, holder) {
  
  // Produce a string from holder[key].
  
        var i,          // The loop counter.
            k,          // The member key.
            v,          // The member value.
            length,
            mind = gap,
            partial,
            value = holder[key];
  
  // If the value has a toJSON method, call it to obtain a replacement value.
  
        if (value instanceof Date) {
            value = date(key);
        }
  
  // If we were called with a replacer function, then call the replacer to
  // obtain a replacement value.
  
        if (typeof rep === 'function') {
            value = rep.call(holder, key, value);
        }
  
  // What happens next depends on the value's type.
  
        switch (typeof value) {
        case 'string':
            return quote(value);
  
        case 'number':
  
  // JSON numbers must be finite. Encode non-finite numbers as null.
  
            return isFinite(value) ? String(value) : 'null';
  
        case 'boolean':
        case 'null':
  
  // If the value is a boolean or null, convert it to a string. Note:
  // typeof null does not produce 'null'. The case is included here in
  // the remote chance that this gets fixed someday.
  
            return String(value);
  
  // If the type is 'object', we might be dealing with an object or an array or
  // null.
  
        case 'object':
  
  // Due to a specification blunder in ECMAScript, typeof null is 'object',
  // so watch out for that case.
  
            if (!value) {
                return 'null';
            }
  
  // Make an array to hold the partial results of stringifying this object value.
  
            gap += indent;
            partial = [];
  
  // Is the value an array?
  
            if (Object.prototype.toString.apply(value) === '[object Array]') {
  
  // The value is an array. Stringify every element. Use null as a placeholder
  // for non-JSON values.
  
                length = value.length;
                for (i = 0; i < length; i += 1) {
                    partial[i] = str(i, value) || 'null';
                }
  
  // Join all of the elements together, separated with commas, and wrap them in
  // brackets.
  
                v = partial.length === 0 ? '[]' : gap ?
                    '[\n' + gap + partial.join(',\n' + gap) + '\n' + mind + ']' :
                    '[' + partial.join(',') + ']';
                gap = mind;
                return v;
            }
  
  // If the replacer is an array, use it to select the members to be stringified.
  
            if (rep && typeof rep === 'object') {
                length = rep.length;
                for (i = 0; i < length; i += 1) {
                    if (typeof rep[i] === 'string') {
                        k = rep[i];
                        v = str(k, value);
                        if (v) {
                            partial.push(quote(k) + (gap ? ': ' : ':') + v);
                        }
                    }
                }
            } else {
  
  // Otherwise, iterate through all of the keys in the object.
  
                for (k in value) {
                    if (Object.prototype.hasOwnProperty.call(value, k)) {
                        v = str(k, value);
                        if (v) {
                            partial.push(quote(k) + (gap ? ': ' : ':') + v);
                        }
                    }
                }
            }
  
  // Join all of the member texts together, separated with commas,
  // and wrap them in braces.
  
            v = partial.length === 0 ? '{}' : gap ?
                '{\n' + gap + partial.join(',\n' + gap) + '\n' + mind + '}' :
                '{' + partial.join(',') + '}';
            gap = mind;
            return v;
        }
    }
  
  // If the JSON object does not yet have a stringify method, give it one.
  
    JSON.stringify = function (value, replacer, space) {
  
  // The stringify method takes a value and an optional replacer, and an optional
  // space parameter, and returns a JSON text. The replacer can be a function
  // that can replace values, or an array of strings that will select the keys.
  // A default replacer method can be provided. Use of the space parameter can
  // produce text that is more easily readable.
  
        var i;
        gap = '';
        indent = '';
  
  // If the space parameter is a number, make an indent string containing that
  // many spaces.
  
        if (typeof space === 'number') {
            for (i = 0; i < space; i += 1) {
                indent += ' ';
            }
  
  // If the space parameter is a string, it will be used as the indent string.
  
        } else if (typeof space === 'string') {
            indent = space;
        }
  
  // If there is a replacer, it must be a function or an array.
  // Otherwise, throw an error.
  
        rep = replacer;
        if (replacer && typeof replacer !== 'function' &&
                (typeof replacer !== 'object' ||
                typeof replacer.length !== 'number')) {
            throw new Error('JSON.stringify');
        }
  
  // Make a fake root object containing our value under the key of ''.
  // Return the result of stringifying the value.
  
        return str('', {'': value});
    };
  
  // If the JSON object does not yet have a parse method, give it one.
  
    JSON.parse = function (text, reviver) {
    // The parse method takes a text and an optional reviver function, and returns
    // a JavaScript value if the text is a valid JSON text.
  
        var j;
  
        function walk(holder, key) {
  
    // The walk method is used to recursively walk the resulting structure so
    // that modifications can be made.
  
            var k, v, value = holder[key];
            if (value && typeof value === 'object') {
                for (k in value) {
                    if (Object.prototype.hasOwnProperty.call(value, k)) {
                        v = walk(value, k);
                        if (v !== undefined) {
                            value[k] = v;
                        } else {
                            delete value[k];
                        }
                    }
                }
            }
            return reviver.call(holder, key, value);
        }
  
  
    // Parsing happens in four stages. In the first stage, we replace certain
    // Unicode characters with escape sequences. JavaScript handles many characters
    // incorrectly, either silently deleting them, or treating them as line endings.
  
        text = String(text);
        cx.lastIndex = 0;
        if (cx.test(text)) {
            text = text.replace(cx, function (a) {
                return '\\u' +
                    ('0000' + a.charCodeAt(0).toString(16)).slice(-4);
            });
        }
  
    // In the second stage, we run the text against regular expressions that look
    // for non-JSON patterns. We are especially concerned with '()' and 'new'
    // because they can cause invocation, and '=' because it can cause mutation.
    // But just to be safe, we want to reject all unexpected forms.
  
    // We split the second stage into 4 regexp operations in order to work around
    // crippling inefficiencies in IE's and Safari's regexp engines. First we
    // replace the JSON backslash pairs with '@' (a non-JSON character). Second, we
    // replace all simple value tokens with ']' characters. Third, we delete all
    // open brackets that follow a colon or comma or that begin the text. Finally,
    // we look to see that the remaining characters are only whitespace or ']' or
    // ',' or ':' or '{' or '}'. If that is so, then the text is safe for eval.
  
        if (/^[\],:{}\s]*$/
                .test(text.replace(/\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g, '@')
                    .replace(/"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g, ']')
                    .replace(/(?:^|:|,)(?:\s*\[)+/g, ''))) {
  
    // In the third stage we use the eval function to compile the text into a
    // JavaScript structure. The '{' operator is subject to a syntactic ambiguity
    // in JavaScript: it can begin a block or an object literal. We wrap the text
    // in parens to eliminate the ambiguity.
  
            j = eval('(' + text + ')');
  
    // In the optional fourth stage, we recursively walk the new structure, passing
    // each name/value pair to a reviver function for possible transformation.
  
            return typeof reviver === 'function' ?
                walk({'': j}, '') : j;
        }
  
    // If the text is not JSON parseable, then a SyntaxError is thrown.
  
        throw new SyntaxError('JSON.parse');
    };
  
  })(
      'undefined' != typeof io ? io : module.exports
    , typeof JSON !== 'undefined' ? JSON : undefined
  );
  
  /**
   * socket.io
   * Copyright(c) 2011 LearnBoost <dev@learnboost.com>
   * MIT Licensed
   */
  
  (function (exports, io) {
  
    /**
     * Parser namespace.
     *
     * @namespace
     */
  
    var parser = exports.parser = {};
  
    /**
     * Packet types.
     */
  
    var packets = parser.packets = [
        'disconnect'
      , 'connect'
      , 'heartbeat'
      , 'message'
      , 'json'
      , 'event'
      , 'ack'
      , 'error'
      , 'noop'
    ];
  
    /**
     * Errors reasons.
     */
  
    var reasons = parser.reasons = [
        'transport not supported'
      , 'client not handshaken'
      , 'unauthorized'
    ];
  
    /**
     * Errors advice.
     */
  
    var advice = parser.advice = [
        'reconnect'
    ];
  
    /**
     * Shortcuts.
     */
  
    var JSON = io.JSON
      , indexOf = io.util.indexOf;
  
    /**
     * Encodes a packet.
     *
     * @api private
     */
  
    parser.encodePacket = function (packet) {
      var type = indexOf(packets, packet.type)
        , id = packet.id || ''
        , endpoint = packet.endpoint || ''
        , ack = packet.ack
        , data = null;
  
      switch (packet.type) {
        case 'error':
          var reason = packet.reason ? indexOf(reasons, packet.reason) : ''
            , adv = packet.advice ? indexOf(advice, packet.advice) : '';
  
          if (reason !== '' || adv !== '')
            data = reason + (adv !== '' ? ('+' + adv) : '');
  
          break;
  
        case 'message':
          if (packet.data !== '')
            data = packet.data;
          break;
  
        case 'event':
          var ev = { name: packet.name };
  
          if (packet.args && packet.args.length) {
            ev.args = packet.args;
          }
  
          data = JSON.stringify(ev);
          break;
  
        case 'json':
          data = JSON.stringify(packet.data);
          break;
  
        case 'connect':
          if (packet.qs)
            data = packet.qs;
          break;
  
        case 'ack':
          data = packet.ackId
            + (packet.args && packet.args.length
                ? '+' + JSON.stringify(packet.args) : '');
          break;
      }
  
      // construct packet with required fragments
      var encoded = [
          type
        , id + (ack == 'data' ? '+' : '')
        , endpoint
      ];
  
      // data fragment is optional
      if (data !== null && data !== undefined)
        encoded.push(data);
  
      return encoded.join(':');
    };
  
    /**
     * Encodes multiple messages (payload).
     *
     * @param {Array} messages
     * @api private
     */
  
    parser.encodePayload = function (packets) {
      var decoded = '';
  
      if (packets.length == 1)
        return packets[0];
  
      for (var i = 0, l = packets.length; i < l; i++) {
        var packet = packets[i];
        decoded += '\ufffd' + packet.length + '\ufffd' + packets[i];
      }
  
      return decoded;
    };
  
    /**
     * Decodes a packet
     *
     * @api private
     */
  
    var regexp = /([^:]+):([0-9]+)?(\+)?:([^:]+)?:?([\s\S]*)?/;
  
    parser.decodePacket = function (data) {
      var pieces = data.match(regexp);
  
      if (!pieces) return {};
  
      var id = pieces[2] || ''
        , data = pieces[5] || ''
        , packet = {
              type: packets[pieces[1]]
            , endpoint: pieces[4] || ''
          };
  
      // whether we need to acknowledge the packet
      if (id) {
        packet.id = id;
        if (pieces[3])
          packet.ack = 'data';
        else
          packet.ack = true;
      }
  
      // handle different packet types
      switch (packet.type) {
        case 'error':
          var pieces = data.split('+');
          packet.reason = reasons[pieces[0]] || '';
          packet.advice = advice[pieces[1]] || '';
          break;
  
        case 'message':
          packet.data = data || '';
          break;
  
        case 'event':
          try {
            var opts = JSON.parse(data);
            packet.name = opts.name;
            packet.args = opts.args;
          } catch (e) { }
  
          packet.args = packet.args || [];
          break;
  
        case 'json':
          try {
            packet.data = JSON.parse(data);
          } catch (e) { }
          break;
  
        case 'connect':
          packet.qs = data || '';
          break;
  
        case 'ack':
          var pieces = data.match(/^([0-9]+)(\+)?(.*)/);
          if (pieces) {
            packet.ackId = pieces[1];
            packet.args = [];
  
            if (pieces[3]) {
              try {
                packet.args = pieces[3] ? JSON.parse(pieces[3]) : [];
              } catch (e) { }
            }
          }
          break;
  
        case 'disconnect':
        case 'heartbeat':
          break;
      };
  
      return packet;
    };
  
    /**
     * Decodes data payload. Detects multiple messages
     *
     * @return {Array} messages
     * @api public
     */
  
    parser.decodePayload = function (data) {
      // IE doesn't like data[i] for unicode chars, charAt works fine
      if (data.charAt(0) == '\ufffd') {
        var ret = [];
  
        for (var i = 1, length = ''; i < data.length; i++) {
          if (data.charAt(i) == '\ufffd') {
            ret.push(parser.decodePacket(data.substr(i + 1).substr(0, length)));
            i += Number(length) + 1;
            length = '';
          } else {
            length += data.charAt(i);
          }
        }
  
        return ret;
      } else {
        return [parser.decodePacket(data)];
      }
    };
  
  })(
      'undefined' != typeof io ? io : module.exports
    , 'undefined' != typeof io ? io : module.parent.exports
  );
  /**
   * socket.io
   * Copyright(c) 2011 LearnBoost <dev@learnboost.com>
   * MIT Licensed
   */
  
  (function (exports, io) {
  
    /**
     * Expose constructor.
     */
  
    exports.Transport = Transport;
  
    /**
     * This is the transport template for all supported transport methods.
     *
     * @constructor
     * @api public
     */
  
    function Transport (socket, sessid) {
      this.socket = socket;
      this.sessid = sessid;
    };
  
    /**
     * Apply EventEmitter mixin.
     */
  
    io.util.mixin(Transport, io.EventEmitter);
  
  
    /**
     * Indicates whether heartbeats is enabled for this transport
     *
     * @api private
     */
  
    Transport.prototype.heartbeats = function () {
      return true;
    };
  
    /**
     * Handles the response from the server. When a new response is received
     * it will automatically update the timeout, decode the message and
     * forwards the response to the onMessage function for further processing.
     *
     * @param {String} data Response from the server.
     * @api private
     */
  
    Transport.prototype.onData = function (data) {
      this.clearCloseTimeout();
  
      // If the connection in currently open (or in a reopening state) reset the close
      // timeout since we have just received data. This check is necessary so
      // that we don't reset the timeout on an explicitly disconnected connection.
      if (this.socket.connected || this.socket.connecting || this.socket.reconnecting) {
        this.setCloseTimeout();
      }
  
      if (data !== '') {
        // todo: we should only do decodePayload for xhr transports
        var msgs = io.parser.decodePayload(data);
  
        if (msgs && msgs.length) {
          for (var i = 0, l = msgs.length; i < l; i++) {
            this.onPacket(msgs[i]);
          }
        }
      }
  
      return this;
    };
  
    /**
     * Handles packets.
     *
     * @api private
     */
  
    Transport.prototype.onPacket = function (packet) {
      this.socket.setHeartbeatTimeout();
  
      if (packet.type == 'heartbeat') {
        return this.onHeartbeat();
      }
  
      if (packet.type == 'connect' && packet.endpoint == '') {
        this.onConnect();
      }
  
      if (packet.type == 'error' && packet.advice == 'reconnect') {
        this.isOpen = false;
      }
  
      this.socket.onPacket(packet);
  
      return this;
    };
  
    /**
     * Sets close timeout
     *
     * @api private
     */
  
    Transport.prototype.setCloseTimeout = function () {
      if (!this.closeTimeout) {
        var self = this;
  
        this.closeTimeout = setTimeout(function () {
          self.onDisconnect();
        }, this.socket.closeTimeout);
      }
    };
  
    /**
     * Called when transport disconnects.
     *
     * @api private
     */
  
    Transport.prototype.onDisconnect = function () {
      if (this.isOpen) this.close();
      this.clearTimeouts();
      this.socket.onDisconnect();
      return this;
    };
  
    /**
     * Called when transport connects
     *
     * @api private
     */
  
    Transport.prototype.onConnect = function () {
      this.socket.onConnect();
      return this;
    };
  
    /**
     * Clears close timeout
     *
     * @api private
     */
  
    Transport.prototype.clearCloseTimeout = function () {
      if (this.closeTimeout) {
        clearTimeout(this.closeTimeout);
        this.closeTimeout = null;
      }
    };
  
    /**
     * Clear timeouts
     *
     * @api private
     */
  
    Transport.prototype.clearTimeouts = function () {
      this.clearCloseTimeout();
  
      if (this.reopenTimeout) {
        clearTimeout(this.reopenTimeout);
      }
    };
  
    /**
     * Sends a packet
     *
     * @param {Object} packet object.
     * @api private
     */
  
    Transport.prototype.packet = function (packet) {
      this.send(io.parser.encodePacket(packet));
    };
  
    /**
     * Send the received heartbeat message back to server. So the server
     * knows we are still connected.
     *
     * @param {String} heartbeat Heartbeat response from the server.
     * @api private
     */
  
    Transport.prototype.onHeartbeat = function (heartbeat) {
      this.packet({ type: 'heartbeat' });
    };
  
    /**
     * Called when the transport opens.
     *
     * @api private
     */
  
    Transport.prototype.onOpen = function () {
      this.isOpen = true;
      this.clearCloseTimeout();
      this.socket.onOpen();
    };
  
    /**
     * Notifies the base when the connection with the Socket.IO server
     * has been disconnected.
     *
     * @api private
     */
  
    Transport.prototype.onClose = function () {
      var self = this;
  
      /* FIXME: reopen delay causing a infinit loop
      this.reopenTimeout = setTimeout(function () {
        self.open();
      }, this.socket.options['reopen delay']);*/
  
      this.isOpen = false;
      this.socket.onClose();
      this.onDisconnect();
    };
  
    /**
     * Generates a connection url based on the Socket.IO URL Protocol.
     * See <https://github.com/learnboost/socket.io-node/> for more details.
     *
     * @returns {String} Connection url
     * @api private
     */
  
    Transport.prototype.prepareUrl = function () {
      var options = this.socket.options;
  
      return this.scheme() + '://'
        + options.host + ':' + options.port + '/'
        + options.resource + '/' + io.protocol
        + '/' + this.name + '/' + this.sessid;
    };
  
    /**
     * Checks if the transport is ready to start a connection.
     *
     * @param {Socket} socket The socket instance that needs a transport
     * @param {Function} fn The callback
     * @api private
     */
  
    Transport.prototype.ready = function (socket, fn) {
      fn.call(this);
    };
  })(
      'undefined' != typeof io ? io : module.exports
    , 'undefined' != typeof io ? io : module.parent.exports
  );
  /**
   * socket.io
   * Copyright(c) 2011 LearnBoost <dev@learnboost.com>
   * MIT Licensed
   */
  
  (function (exports, io, global) {
  
    /**
     * Expose constructor.
     */
  
    exports.Socket = Socket;
  
    /**
     * Create a new `Socket.IO client` which can establish a persistent
     * connection with a Socket.IO enabled server.
     *
     * @api public
     */
  
    function Socket (options) {
      this.options = {
          port: 80
        , secure: false
        , document: 'document' in global ? document : false
        , resource: 'socket.io'
        , transports: io.transports
        , 'connect timeout': 10000
        , 'try multiple transports': true
        , 'reconnect': true
        , 'reconnection delay': 500
        , 'reconnection limit': Infinity
        , 'reopen delay': 3000
        , 'max reconnection attempts': 10
        , 'sync disconnect on unload': false
        , 'auto connect': true
        , 'flash policy port': 10843
        , 'manualFlush': false
      };
  
      io.util.merge(this.options, options);
  
      this.connected = false;
      this.open = false;
      this.connecting = false;
      this.reconnecting = false;
      this.namespaces = {};
      this.buffer = [];
      this.doBuffer = false;
  
      if (this.options['sync disconnect on unload'] &&
          (!this.isXDomain() || io.util.ua.hasCORS)) {
        var self = this;
        io.util.on(global, 'beforeunload', function () {
          self.disconnectSync();
        }, false);
      }
  
      if (this.options['auto connect']) {
        this.connect();
      }
  };
  
    /**
     * Apply EventEmitter mixin.
     */
  
    io.util.mixin(Socket, io.EventEmitter);
  
    /**
     * Returns a namespace listener/emitter for this socket
     *
     * @api public
     */
  
    Socket.prototype.of = function (name) {
      if (!this.namespaces[name]) {
        this.namespaces[name] = new io.SocketNamespace(this, name);
  
        if (name !== '') {
          this.namespaces[name].packet({ type: 'connect' });
        }
      }
  
      return this.namespaces[name];
    };
  
    /**
     * Emits the given event to the Socket and all namespaces
     *
     * @api private
     */
  
    Socket.prototype.publish = function () {
      this.emit.apply(this, arguments);
  
      var nsp;
  
      for (var i in this.namespaces) {
        if (this.namespaces.hasOwnProperty(i)) {
          nsp = this.of(i);
          nsp.$emit.apply(nsp, arguments);
        }
      }
    };
  
    /**
     * Performs the handshake
     *
     * @api private
     */
  
    function empty () { };
  
    Socket.prototype.handshake = function (fn) {
      var self = this
        , options = this.options;
  
      function complete (data) {
        if (data instanceof Error) {
          self.connecting = false;
          self.onError(data.message);
        } else {
          fn.apply(null, data.split(':'));
        }
      };
  
      var url = [
            'http' + (options.secure ? 's' : '') + ':/'
          , options.host + ':' + options.port
          , options.resource
          , io.protocol
          , io.util.query(this.options.query, 't=' + +new Date)
        ].join('/');
  
      if (this.isXDomain() && !io.util.ua.hasCORS) {
        var insertAt = document.getElementsByTagName('script')[0]
          , script = document.createElement('script');
  
        script.src = url + '&jsonp=' + io.j.length;
        insertAt.parentNode.insertBefore(script, insertAt);
  
        io.j.push(function (data) {
          complete(data);
          script.parentNode.removeChild(script);
        });
      } else {
        var xhr = io.util.request();
  
        xhr.open('GET', url, true);
        if (this.isXDomain()) {
          xhr.withCredentials = true;
        }
        xhr.onreadystatechange = function () {
          if (xhr.readyState == 4) {
            xhr.onreadystatechange = empty;
  
            if (xhr.status == 200) {
              complete(xhr.responseText);
            } else if (xhr.status == 403) {
              self.onError(xhr.responseText);
            } else {
              self.connecting = false;            
              !self.reconnecting && self.onError(xhr.responseText);
            }
          }
        };
        xhr.send(null);
      }
    };
  
    /**
     * Find an available transport based on the options supplied in the constructor.
     *
     * @api private
     */
  
    Socket.prototype.getTransport = function (override) {
      var transports = override || this.transports, match;
  
      for (var i = 0, transport; transport = transports[i]; i++) {
        if (io.Transport[transport]
          && io.Transport[transport].check(this)
          && (!this.isXDomain() || io.Transport[transport].xdomainCheck(this))) {
          return new io.Transport[transport](this, this.sessionid);
        }
      }
  
      return null;
    };
  
    /**
     * Connects to the server.
     *
     * @param {Function} [fn] Callback.
     * @returns {io.Socket}
     * @api public
     */
  
    Socket.prototype.connect = function (fn) {
      if (this.connecting) {
        return this;
      }
  
      var self = this;
      self.connecting = true;
      
      this.handshake(function (sid, heartbeat, close, transports) {
        self.sessionid = sid;
        self.closeTimeout = close * 1000;
        self.heartbeatTimeout = heartbeat * 1000;
        if(!self.transports)
            self.transports = self.origTransports = (transports ? io.util.intersect(
                transports.split(',')
              , self.options.transports
            ) : self.options.transports);
  
        self.setHeartbeatTimeout();
  
        function connect (transports){
          if (self.transport) self.transport.clearTimeouts();
  
          self.transport = self.getTransport(transports);
          if (!self.transport) return self.publish('connect_failed');
  
          // once the transport is ready
          self.transport.ready(self, function () {
            self.connecting = true;
            self.publish('connecting', self.transport.name);
            self.transport.open();
  
            if (self.options['connect timeout']) {
              self.connectTimeoutTimer = setTimeout(function () {
                if (!self.connected) {
                  self.connecting = false;
  
                  if (self.options['try multiple transports']) {
                    var remaining = self.transports;
  
                    while (remaining.length > 0 && remaining.splice(0,1)[0] !=
                           self.transport.name) {}
  
                      if (remaining.length){
                        connect(remaining);
                      } else {
                        self.publish('connect_failed');
                      }
                  }
                }
              }, self.options['connect timeout']);
            }
          });
        }
  
        connect(self.transports);
  
        self.once('connect', function (){
          clearTimeout(self.connectTimeoutTimer);
  
          fn && typeof fn == 'function' && fn();
        });
      });
  
      return this;
    };
  
    /**
     * Clears and sets a new heartbeat timeout using the value given by the
     * server during the handshake.
     *
     * @api private
     */
  
    Socket.prototype.setHeartbeatTimeout = function () {
      clearTimeout(this.heartbeatTimeoutTimer);
      if(this.transport && !this.transport.heartbeats()) return;
  
      var self = this;
      this.heartbeatTimeoutTimer = setTimeout(function () {
        self.transport.onClose();
      }, this.heartbeatTimeout);
    };
  
    /**
     * Sends a message.
     *
     * @param {Object} data packet.
     * @returns {io.Socket}
     * @api public
     */
  
    Socket.prototype.packet = function (data) {
      if (this.connected && !this.doBuffer) {
        this.transport.packet(data);
      } else {
        this.buffer.push(data);
      }
  
      return this;
    };
  
    /**
     * Sets buffer state
     *
     * @api private
     */
  
    Socket.prototype.setBuffer = function (v) {
      this.doBuffer = v;
  
      if (!v && this.connected && this.buffer.length) {
        if (!this.options['manualFlush']) {
          this.flushBuffer();
        }
      }
    };
  
    /**
     * Flushes the buffer data over the wire.
     * To be invoked manually when 'manualFlush' is set to true.
     *
     * @api public
     */
  
    Socket.prototype.flushBuffer = function() {
      this.transport.payload(this.buffer);
      this.buffer = [];
    };
    
  
    /**
     * Disconnect the established connect.
     *
     * @returns {io.Socket}
     * @api public
     */
  
    Socket.prototype.disconnect = function () {
      if (this.connected || this.connecting) {
        if (this.open) {
          this.of('').packet({ type: 'disconnect' });
        }
  
        // handle disconnection immediately
        this.onDisconnect('booted');
      }
  
      return this;
    };
  
    /**
     * Disconnects the socket with a sync XHR.
     *
     * @api private
     */
  
    Socket.prototype.disconnectSync = function () {
      // ensure disconnection
      var xhr = io.util.request();
      var uri = [
          'http' + (this.options.secure ? 's' : '') + ':/'
        , this.options.host + ':' + this.options.port
        , this.options.resource
        , io.protocol
        , ''
        , this.sessionid
      ].join('/') + '/?disconnect=1';
  
      xhr.open('GET', uri, false);
      xhr.send(null);
  
      // handle disconnection immediately
      this.onDisconnect('booted');
    };
  
    /**
     * Check if we need to use cross domain enabled transports. Cross domain would
     * be a different port or different domain name.
     *
     * @returns {Boolean}
     * @api private
     */
  
    Socket.prototype.isXDomain = function () {
  
      var port = global.location.port ||
        ('https:' == global.location.protocol ? 443 : 80);
  
      return this.options.host !== global.location.hostname 
        || this.options.port != port;
    };
  
    /**
     * Called upon handshake.
     *
     * @api private
     */
  
    Socket.prototype.onConnect = function () {
      if (!this.connected) {
        this.connected = true;
        this.connecting = false;
        if (!this.doBuffer) {
          // make sure to flush the buffer
          this.setBuffer(false);
        }
        this.emit('connect');
      }
    };
  
    /**
     * Called when the transport opens
     *
     * @api private
     */
  
    Socket.prototype.onOpen = function () {
      this.open = true;
    };
  
    /**
     * Called when the transport closes.
     *
     * @api private
     */
  
    Socket.prototype.onClose = function () {
      this.open = false;
      clearTimeout(this.heartbeatTimeoutTimer);
    };
  
    /**
     * Called when the transport first opens a connection
     *
     * @param text
     */
  
    Socket.prototype.onPacket = function (packet) {
      this.of(packet.endpoint).onPacket(packet);
    };
  
    /**
     * Handles an error.
     *
     * @api private
     */
  
    Socket.prototype.onError = function (err) {
      if (err && err.advice) {
        if (err.advice === 'reconnect' && (this.connected || this.connecting)) {
          this.disconnect();
          if (this.options.reconnect) {
            this.reconnect();
          }
        }
      }
  
      this.publish('error', err && err.reason ? err.reason : err);
    };
  
    /**
     * Called when the transport disconnects.
     *
     * @api private
     */
  
    Socket.prototype.onDisconnect = function (reason) {
      var wasConnected = this.connected
        , wasConnecting = this.connecting;
  
      this.connected = false;
      this.connecting = false;
      this.open = false;
  
      if (wasConnected || wasConnecting) {
        this.transport.close();
        this.transport.clearTimeouts();
        if (wasConnected) {
          this.publish('disconnect', reason);
  
          if ('booted' != reason && this.options.reconnect && !this.reconnecting) {
            this.reconnect();
          }
        }
      }
    };
  
    /**
     * Called upon reconnection.
     *
     * @api private
     */
  
    Socket.prototype.reconnect = function () {
      this.reconnecting = true;
      this.reconnectionAttempts = 0;
      this.reconnectionDelay = this.options['reconnection delay'];
  
      var self = this
        , maxAttempts = this.options['max reconnection attempts']
        , tryMultiple = this.options['try multiple transports']
        , limit = this.options['reconnection limit'];
  
      function reset () {
        if (self.connected) {
          for (var i in self.namespaces) {
            if (self.namespaces.hasOwnProperty(i) && '' !== i) {
                self.namespaces[i].packet({ type: 'connect' });
            }
          }
          self.publish('reconnect', self.transport.name, self.reconnectionAttempts);
        }
  
        clearTimeout(self.reconnectionTimer);
  
        self.removeListener('connect_failed', maybeReconnect);
        self.removeListener('connect', maybeReconnect);
  
        self.reconnecting = false;
  
        delete self.reconnectionAttempts;
        delete self.reconnectionDelay;
        delete self.reconnectionTimer;
        delete self.redoTransports;
  
        self.options['try multiple transports'] = tryMultiple;
      };
  
      function maybeReconnect () {
        if (!self.reconnecting) {
          return;
        }
  
        if (self.connected) {
          return reset();
        };
  
        if (self.connecting && self.reconnecting) {
          return self.reconnectionTimer = setTimeout(maybeReconnect, 1000);
        }
  
        if (self.reconnectionAttempts++ >= maxAttempts) {
          if (!self.redoTransports) {
            self.on('connect_failed', maybeReconnect);
            self.options['try multiple transports'] = true;
            self.transports = self.origTransports;
            self.transport = self.getTransport();
            self.redoTransports = true;
            self.connect();
          } else {
            self.publish('reconnect_failed');
            reset();
          }
        } else {
          if (self.reconnectionDelay < limit) {
            self.reconnectionDelay *= 2; // exponential back off
          }
  
          self.connect();
          self.publish('reconnecting', self.reconnectionDelay, self.reconnectionAttempts);
          self.reconnectionTimer = setTimeout(maybeReconnect, self.reconnectionDelay);
        }
      };
  
      this.options['try multiple transports'] = false;
      this.reconnectionTimer = setTimeout(maybeReconnect, this.reconnectionDelay);
  
      this.on('connect', maybeReconnect);
    };
  
  })(
      'undefined' != typeof io ? io : module.exports
    , 'undefined' != typeof io ? io : module.parent.exports
    , this
  );
  /**
   * socket.io
   * Copyright(c) 2011 LearnBoost <dev@learnboost.com>
   * MIT Licensed
   */
  
  (function (exports, io) {
  
    /**
     * Expose constructor.
     */
  
    exports.SocketNamespace = SocketNamespace;
  
    /**
     * Socket namespace constructor.
     *
     * @constructor
     * @api public
     */
  
    function SocketNamespace (socket, name) {
      this.socket = socket;
      this.name = name || '';
      this.flags = {};
      this.json = new Flag(this, 'json');
      this.ackPackets = 0;
      this.acks = {};
    };
  
    /**
     * Apply EventEmitter mixin.
     */
  
    io.util.mixin(SocketNamespace, io.EventEmitter);
  
    /**
     * Copies emit since we override it
     *
     * @api private
     */
  
    SocketNamespace.prototype.$emit = io.EventEmitter.prototype.emit;
  
    /**
     * Creates a new namespace, by proxying the request to the socket. This
     * allows us to use the synax as we do on the server.
     *
     * @api public
     */
  
    SocketNamespace.prototype.of = function () {
      return this.socket.of.apply(this.socket, arguments);
    };
  
    /**
     * Sends a packet.
     *
     * @api private
     */
  
    SocketNamespace.prototype.packet = function (packet) {
      packet.endpoint = this.name;
      this.socket.packet(packet);
      this.flags = {};
      return this;
    };
  
    /**
     * Sends a message
     *
     * @api public
     */
  
    SocketNamespace.prototype.send = function (data, fn) {
      var packet = {
          type: this.flags.json ? 'json' : 'message'
        , data: data
      };
  
      if ('function' == typeof fn) {
        packet.id = ++this.ackPackets;
        packet.ack = true;
        this.acks[packet.id] = fn;
      }
  
      return this.packet(packet);
    };
  
    /**
     * Emits an event
     *
     * @api public
     */
    
    SocketNamespace.prototype.emit = function (name) {
      var args = Array.prototype.slice.call(arguments, 1)
        , lastArg = args[args.length - 1]
        , packet = {
              type: 'event'
            , name: name
          };
  
      if ('function' == typeof lastArg) {
        packet.id = ++this.ackPackets;
        packet.ack = 'data';
        this.acks[packet.id] = lastArg;
        args = args.slice(0, args.length - 1);
      }
  
      packet.args = args;
  
      return this.packet(packet);
    };
  
    /**
     * Disconnects the namespace
     *
     * @api private
     */
  
    SocketNamespace.prototype.disconnect = function () {
      if (this.name === '') {
        this.socket.disconnect();
      } else {
        this.packet({ type: 'disconnect' });
        this.$emit('disconnect');
      }
  
      return this;
    };
  
    /**
     * Handles a packet
     *
     * @api private
     */
  
    SocketNamespace.prototype.onPacket = function (packet) {
      var self = this;
  
      function ack () {
        self.packet({
            type: 'ack'
          , args: io.util.toArray(arguments)
          , ackId: packet.id
        });
      };
  
      switch (packet.type) {
        case 'connect':
          this.$emit('connect');
          break;
  
        case 'disconnect':
          if (this.name === '') {
            this.socket.onDisconnect(packet.reason || 'booted');
          } else {
            this.$emit('disconnect', packet.reason);
          }
          break;
  
        case 'message':
        case 'json':
          var params = ['message', packet.data];
  
          if (packet.ack == 'data') {
            params.push(ack);
          } else if (packet.ack) {
            this.packet({ type: 'ack', ackId: packet.id });
          }
  
          this.$emit.apply(this, params);
          break;
  
        case 'event':
          var params = [packet.name].concat(packet.args);
  
          if (packet.ack == 'data')
            params.push(ack);
  
          this.$emit.apply(this, params);
          break;
  
        case 'ack':
          if (this.acks[packet.ackId]) {
            this.acks[packet.ackId].apply(this, packet.args);
            delete this.acks[packet.ackId];
          }
          break;
  
        case 'error':
          if (packet.advice){
            this.socket.onError(packet);
          } else {
            if (packet.reason == 'unauthorized') {
              this.$emit('connect_failed', packet.reason);
            } else {
              this.$emit('error', packet.reason);
            }
          }
          break;
      }
    };
  
    /**
     * Flag interface.
     *
     * @api private
     */
  
    function Flag (nsp, name) {
      this.namespace = nsp;
      this.name = name;
    };
  
    /**
     * Send a message
     *
     * @api public
     */
  
    Flag.prototype.send = function () {
      this.namespace.flags[this.name] = true;
      this.namespace.send.apply(this.namespace, arguments);
    };
  
    /**
     * Emit an event
     *
     * @api public
     */
  
    Flag.prototype.emit = function () {
      this.namespace.flags[this.name] = true;
      this.namespace.emit.apply(this.namespace, arguments);
    };
  
  })(
      'undefined' != typeof io ? io : module.exports
    , 'undefined' != typeof io ? io : module.parent.exports
  );
  
  /**
   * socket.io
   * Copyright(c) 2011 LearnBoost <dev@learnboost.com>
   * MIT Licensed
   */
  
  (function (exports, io, global) {
  
    /**
     * Expose constructor.
     */
  
    exports.websocket = WS;
  
    /**
     * The WebSocket transport uses the HTML5 WebSocket API to establish an
     * persistent connection with the Socket.IO server. This transport will also
     * be inherited by the FlashSocket fallback as it provides a API compatible
     * polyfill for the WebSockets.
     *
     * @constructor
     * @extends {io.Transport}
     * @api public
     */
  
    function WS (socket) {
      io.Transport.apply(this, arguments);
    };
  
    /**
     * Inherits from Transport.
     */
  
    io.util.inherit(WS, io.Transport);
  
    /**
     * Transport name
     *
     * @api public
     */
  
    WS.prototype.name = 'websocket';
  
    /**
     * Initializes a new `WebSocket` connection with the Socket.IO server. We attach
     * all the appropriate listeners to handle the responses from the server.
     *
     * @returns {Transport}
     * @api public
     */
  
    WS.prototype.open = function () {
      var query = io.util.query(this.socket.options.query)
        , self = this
        , Socket
  
  
      if (!Socket) {
        Socket = global.MozWebSocket || global.WebSocket;
      }
  
      this.websocket = new Socket(this.prepareUrl() + query);
  
      this.websocket.onopen = function () {
        self.onOpen();
        self.socket.setBuffer(false);
      };
      this.websocket.onmessage = function (ev) {
        self.onData(ev.data);
      };
      this.websocket.onclose = function () {
        self.onClose();
        self.socket.setBuffer(true);
      };
      this.websocket.onerror = function (e) {
        self.onError(e);
      };
  
      return this;
    };
  
    /**
     * Send a message to the Socket.IO server. The message will automatically be
     * encoded in the correct message format.
     *
     * @returns {Transport}
     * @api public
     */
  
    // Do to a bug in the current IDevices browser, we need to wrap the send in a 
    // setTimeout, when they resume from sleeping the browser will crash if 
    // we don't allow the browser time to detect the socket has been closed
    if (io.util.ua.iDevice) {
      WS.prototype.send = function (data) {
        var self = this;
        setTimeout(function() {
           self.websocket.send(data);
        },0);
        return this;
      };
    } else {
      WS.prototype.send = function (data) {
        this.websocket.send(data);
        return this;
      };
    }
  
    /**
     * Payload
     *
     * @api private
     */
  
    WS.prototype.payload = function (arr) {
      for (var i = 0, l = arr.length; i < l; i++) {
        this.packet(arr[i]);
      }
      return this;
    };
  
    /**
     * Disconnect the established `WebSocket` connection.
     *
     * @returns {Transport}
     * @api public
     */
  
    WS.prototype.close = function () {
      this.websocket.close();
      return this;
    };
  
    /**
     * Handle the errors that `WebSocket` might be giving when we
     * are attempting to connect or send messages.
     *
     * @param {Error} e The error.
     * @api private
     */
  
    WS.prototype.onError = function (e) {
      this.socket.onError(e);
    };
  
    /**
     * Returns the appropriate scheme for the URI generation.
     *
     * @api private
     */
    WS.prototype.scheme = function () {
      return this.socket.options.secure ? 'wss' : 'ws';
    };
  
    /**
     * Checks if the browser has support for native `WebSockets` and that
     * it's not the polyfill created for the FlashSocket transport.
     *
     * @return {Boolean}
     * @api public
     */
  
    WS.check = function () {
      return ('WebSocket' in global && !('__addTask' in WebSocket))
            || 'MozWebSocket' in global;
    };
  
    /**
     * Check if the `WebSocket` transport support cross domain communications.
     *
     * @returns {Boolean}
     * @api public
     */
  
    WS.xdomainCheck = function () {
      return true;
    };
  
    /**
     * Add the transport to your public io.transports array.
     *
     * @api private
     */
  
    io.transports.push('websocket');
  
  })(
      'undefined' != typeof io ? io.Transport : module.exports
    , 'undefined' != typeof io ? io : module.parent.exports
    , this
  );
  
  /**
   * socket.io
   * Copyright(c) 2011 LearnBoost <dev@learnboost.com>
   * MIT Licensed
   */
  
  (function (exports, io) {
  
    /**
     * Expose constructor.
     */
  
    exports.flashsocket = Flashsocket;
  
    /**
     * The FlashSocket transport. This is a API wrapper for the HTML5 WebSocket
     * specification. It uses a .swf file to communicate with the server. If you want
     * to serve the .swf file from a other server than where the Socket.IO script is
     * coming from you need to use the insecure version of the .swf. More information
     * about this can be found on the github page.
     *
     * @constructor
     * @extends {io.Transport.websocket}
     * @api public
     */
  
    function Flashsocket () {
      io.Transport.websocket.apply(this, arguments);
    };
  
    /**
     * Inherits from Transport.
     */
  
    io.util.inherit(Flashsocket, io.Transport.websocket);
  
    /**
     * Transport name
     *
     * @api public
     */
  
    Flashsocket.prototype.name = 'flashsocket';
  
    /**
     * Disconnect the established `FlashSocket` connection. This is done by adding a 
     * new task to the FlashSocket. The rest will be handled off by the `WebSocket` 
     * transport.
     *
     * @returns {Transport}
     * @api public
     */
  
    Flashsocket.prototype.open = function () {
      var self = this
        , args = arguments;
  
      WebSocket.__addTask(function () {
        io.Transport.websocket.prototype.open.apply(self, args);
      });
      return this;
    };
    
    /**
     * Sends a message to the Socket.IO server. This is done by adding a new
     * task to the FlashSocket. The rest will be handled off by the `WebSocket` 
     * transport.
     *
     * @returns {Transport}
     * @api public
     */
  
    Flashsocket.prototype.send = function () {
      var self = this, args = arguments;
      WebSocket.__addTask(function () {
        io.Transport.websocket.prototype.send.apply(self, args);
      });
      return this;
    };
  
    /**
     * Disconnects the established `FlashSocket` connection.
     *
     * @returns {Transport}
     * @api public
     */
  
    Flashsocket.prototype.close = function () {
      WebSocket.__tasks.length = 0;
      io.Transport.websocket.prototype.close.call(this);
      return this;
    };
  
    /**
     * The WebSocket fall back needs to append the flash container to the body
     * element, so we need to make sure we have access to it. Or defer the call
     * until we are sure there is a body element.
     *
     * @param {Socket} socket The socket instance that needs a transport
     * @param {Function} fn The callback
     * @api private
     */
  
    Flashsocket.prototype.ready = function (socket, fn) {
      function init () {
        var options = socket.options
          , port = options['flash policy port']
          , path = [
                'http' + (options.secure ? 's' : '') + ':/'
              , options.host + ':' + options.port
              , options.resource
              , 'static/flashsocket'
              , 'WebSocketMain' + (socket.isXDomain() ? 'Insecure' : '') + '.swf'
            ];
  
        // Only start downloading the swf file when the checked that this browser
        // actually supports it
        if (!Flashsocket.loaded) {
          if (typeof WEB_SOCKET_SWF_LOCATION === 'undefined') {
            // Set the correct file based on the XDomain settings
            WEB_SOCKET_SWF_LOCATION = path.join('/');
          }
  
          if (port !== 843) {
            WebSocket.loadFlashPolicyFile('xmlsocket://' + options.host + ':' + port);
          }
  
          WebSocket.__initialize();
          Flashsocket.loaded = true;
        }
  
        fn.call(self);
      }
  
      var self = this;
      if (document.body) return init();
  
      io.util.load(init);
    };
  
    /**
     * Check if the FlashSocket transport is supported as it requires that the Adobe
     * Flash Player plug-in version `10.0.0` or greater is installed. And also check if
     * the polyfill is correctly loaded.
     *
     * @returns {Boolean}
     * @api public
     */
  
    Flashsocket.check = function () {
      if (
          typeof WebSocket == 'undefined'
        || !('__initialize' in WebSocket) || !swfobject
      ) return false;
  
      return swfobject.getFlashPlayerVersion().major >= 10;
    };
  
    /**
     * Check if the FlashSocket transport can be used as cross domain / cross origin 
     * transport. Because we can't see which type (secure or insecure) of .swf is used
     * we will just return true.
     *
     * @returns {Boolean}
     * @api public
     */
  
    Flashsocket.xdomainCheck = function () {
      return true;
    };
  
    /**
     * Disable AUTO_INITIALIZATION
     */
  
    if (typeof window != 'undefined') {
      WEB_SOCKET_DISABLE_AUTO_INITIALIZATION = true;
    }
  
    /**
     * Add the transport to your public io.transports array.
     *
     * @api private
     */
  
    io.transports.push('flashsocket');
  })(
      'undefined' != typeof io ? io.Transport : module.exports
    , 'undefined' != typeof io ? io : module.parent.exports
  );
  /*	SWFObject v2.2 <http://code.google.com/p/swfobject/> 
  	is released under the MIT License <http://www.opensource.org/licenses/mit-license.php> 
  */
  if ('undefined' != typeof window) {
  var swfobject=function(){var D="undefined",r="object",S="Shockwave Flash",W="ShockwaveFlash.ShockwaveFlash",q="application/x-shockwave-flash",R="SWFObjectExprInst",x="onreadystatechange",O=window,j=document,t=navigator,T=false,U=[h],o=[],N=[],I=[],l,Q,E,B,J=false,a=false,n,G,m=true,M=function(){var aa=typeof j.getElementById!=D&&typeof j.getElementsByTagName!=D&&typeof j.createElement!=D,ah=t.userAgent.toLowerCase(),Y=t.platform.toLowerCase(),ae=Y?/win/.test(Y):/win/.test(ah),ac=Y?/mac/.test(Y):/mac/.test(ah),af=/webkit/.test(ah)?parseFloat(ah.replace(/^.*webkit\/(\d+(\.\d+)?).*$/,"$1")):false,X=!+"\v1",ag=[0,0,0],ab=null;if(typeof t.plugins!=D&&typeof t.plugins[S]==r){ab=t.plugins[S].description;if(ab&&!(typeof t.mimeTypes!=D&&t.mimeTypes[q]&&!t.mimeTypes[q].enabledPlugin)){T=true;X=false;ab=ab.replace(/^.*\s+(\S+\s+\S+$)/,"$1");ag[0]=parseInt(ab.replace(/^(.*)\..*$/,"$1"),10);ag[1]=parseInt(ab.replace(/^.*\.(.*)\s.*$/,"$1"),10);ag[2]=/[a-zA-Z]/.test(ab)?parseInt(ab.replace(/^.*[a-zA-Z]+(.*)$/,"$1"),10):0}}else{if(typeof O[(['Active'].concat('Object').join('X'))]!=D){try{var ad=new window[(['Active'].concat('Object').join('X'))](W);if(ad){ab=ad.GetVariable("$version");if(ab){X=true;ab=ab.split(" ")[1].split(",");ag=[parseInt(ab[0],10),parseInt(ab[1],10),parseInt(ab[2],10)]}}}catch(Z){}}}return{w3:aa,pv:ag,wk:af,ie:X,win:ae,mac:ac}}(),k=function(){if(!M.w3){return}if((typeof j.readyState!=D&&j.readyState=="complete")||(typeof j.readyState==D&&(j.getElementsByTagName("body")[0]||j.body))){f()}if(!J){if(typeof j.addEventListener!=D){j.addEventListener("DOMContentLoaded",f,false)}if(M.ie&&M.win){j.attachEvent(x,function(){if(j.readyState=="complete"){j.detachEvent(x,arguments.callee);f()}});if(O==top){(function(){if(J){return}try{j.documentElement.doScroll("left")}catch(X){setTimeout(arguments.callee,0);return}f()})()}}if(M.wk){(function(){if(J){return}if(!/loaded|complete/.test(j.readyState)){setTimeout(arguments.callee,0);return}f()})()}s(f)}}();function f(){if(J){return}try{var Z=j.getElementsByTagName("body")[0].appendChild(C("span"));Z.parentNode.removeChild(Z)}catch(aa){return}J=true;var X=U.length;for(var Y=0;Y<X;Y++){U[Y]()}}function K(X){if(J){X()}else{U[U.length]=X}}function s(Y){if(typeof O.addEventListener!=D){O.addEventListener("load",Y,false)}else{if(typeof j.addEventListener!=D){j.addEventListener("load",Y,false)}else{if(typeof O.attachEvent!=D){i(O,"onload",Y)}else{if(typeof O.onload=="function"){var X=O.onload;O.onload=function(){X();Y()}}else{O.onload=Y}}}}}function h(){if(T){V()}else{H()}}function V(){var X=j.getElementsByTagName("body")[0];var aa=C(r);aa.setAttribute("type",q);var Z=X.appendChild(aa);if(Z){var Y=0;(function(){if(typeof Z.GetVariable!=D){var ab=Z.GetVariable("$version");if(ab){ab=ab.split(" ")[1].split(",");M.pv=[parseInt(ab[0],10),parseInt(ab[1],10),parseInt(ab[2],10)]}}else{if(Y<10){Y++;setTimeout(arguments.callee,10);return}}X.removeChild(aa);Z=null;H()})()}else{H()}}function H(){var ag=o.length;if(ag>0){for(var af=0;af<ag;af++){var Y=o[af].id;var ab=o[af].callbackFn;var aa={success:false,id:Y};if(M.pv[0]>0){var ae=c(Y);if(ae){if(F(o[af].swfVersion)&&!(M.wk&&M.wk<312)){w(Y,true);if(ab){aa.success=true;aa.ref=z(Y);ab(aa)}}else{if(o[af].expressInstall&&A()){var ai={};ai.data=o[af].expressInstall;ai.width=ae.getAttribute("width")||"0";ai.height=ae.getAttribute("height")||"0";if(ae.getAttribute("class")){ai.styleclass=ae.getAttribute("class")}if(ae.getAttribute("align")){ai.align=ae.getAttribute("align")}var ah={};var X=ae.getElementsByTagName("param");var ac=X.length;for(var ad=0;ad<ac;ad++){if(X[ad].getAttribute("name").toLowerCase()!="movie"){ah[X[ad].getAttribute("name")]=X[ad].getAttribute("value")}}P(ai,ah,Y,ab)}else{p(ae);if(ab){ab(aa)}}}}}else{w(Y,true);if(ab){var Z=z(Y);if(Z&&typeof Z.SetVariable!=D){aa.success=true;aa.ref=Z}ab(aa)}}}}}function z(aa){var X=null;var Y=c(aa);if(Y&&Y.nodeName=="OBJECT"){if(typeof Y.SetVariable!=D){X=Y}else{var Z=Y.getElementsByTagName(r)[0];if(Z){X=Z}}}return X}function A(){return !a&&F("6.0.65")&&(M.win||M.mac)&&!(M.wk&&M.wk<312)}function P(aa,ab,X,Z){a=true;E=Z||null;B={success:false,id:X};var ae=c(X);if(ae){if(ae.nodeName=="OBJECT"){l=g(ae);Q=null}else{l=ae;Q=X}aa.id=R;if(typeof aa.width==D||(!/%$/.test(aa.width)&&parseInt(aa.width,10)<310)){aa.width="310"}if(typeof aa.height==D||(!/%$/.test(aa.height)&&parseInt(aa.height,10)<137)){aa.height="137"}j.title=j.title.slice(0,47)+" - Flash Player Installation";var ad=M.ie&&M.win?(['Active'].concat('').join('X')):"PlugIn",ac="MMredirectURL="+O.location.toString().replace(/&/g,"%26")+"&MMplayerType="+ad+"&MMdoctitle="+j.title;if(typeof ab.flashvars!=D){ab.flashvars+="&"+ac}else{ab.flashvars=ac}if(M.ie&&M.win&&ae.readyState!=4){var Y=C("div");X+="SWFObjectNew";Y.setAttribute("id",X);ae.parentNode.insertBefore(Y,ae);ae.style.display="none";(function(){if(ae.readyState==4){ae.parentNode.removeChild(ae)}else{setTimeout(arguments.callee,10)}})()}u(aa,ab,X)}}function p(Y){if(M.ie&&M.win&&Y.readyState!=4){var X=C("div");Y.parentNode.insertBefore(X,Y);X.parentNode.replaceChild(g(Y),X);Y.style.display="none";(function(){if(Y.readyState==4){Y.parentNode.removeChild(Y)}else{setTimeout(arguments.callee,10)}})()}else{Y.parentNode.replaceChild(g(Y),Y)}}function g(ab){var aa=C("div");if(M.win&&M.ie){aa.innerHTML=ab.innerHTML}else{var Y=ab.getElementsByTagName(r)[0];if(Y){var ad=Y.childNodes;if(ad){var X=ad.length;for(var Z=0;Z<X;Z++){if(!(ad[Z].nodeType==1&&ad[Z].nodeName=="PARAM")&&!(ad[Z].nodeType==8)){aa.appendChild(ad[Z].cloneNode(true))}}}}}return aa}function u(ai,ag,Y){var X,aa=c(Y);if(M.wk&&M.wk<312){return X}if(aa){if(typeof ai.id==D){ai.id=Y}if(M.ie&&M.win){var ah="";for(var ae in ai){if(ai[ae]!=Object.prototype[ae]){if(ae.toLowerCase()=="data"){ag.movie=ai[ae]}else{if(ae.toLowerCase()=="styleclass"){ah+=' class="'+ai[ae]+'"'}else{if(ae.toLowerCase()!="classid"){ah+=" "+ae+'="'+ai[ae]+'"'}}}}}var af="";for(var ad in ag){if(ag[ad]!=Object.prototype[ad]){af+='<param name="'+ad+'" value="'+ag[ad]+'" />'}}aa.outerHTML='<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000"'+ah+">"+af+"</object>";N[N.length]=ai.id;X=c(ai.id)}else{var Z=C(r);Z.setAttribute("type",q);for(var ac in ai){if(ai[ac]!=Object.prototype[ac]){if(ac.toLowerCase()=="styleclass"){Z.setAttribute("class",ai[ac])}else{if(ac.toLowerCase()!="classid"){Z.setAttribute(ac,ai[ac])}}}}for(var ab in ag){if(ag[ab]!=Object.prototype[ab]&&ab.toLowerCase()!="movie"){e(Z,ab,ag[ab])}}aa.parentNode.replaceChild(Z,aa);X=Z}}return X}function e(Z,X,Y){var aa=C("param");aa.setAttribute("name",X);aa.setAttribute("value",Y);Z.appendChild(aa)}function y(Y){var X=c(Y);if(X&&X.nodeName=="OBJECT"){if(M.ie&&M.win){X.style.display="none";(function(){if(X.readyState==4){b(Y)}else{setTimeout(arguments.callee,10)}})()}else{X.parentNode.removeChild(X)}}}function b(Z){var Y=c(Z);if(Y){for(var X in Y){if(typeof Y[X]=="function"){Y[X]=null}}Y.parentNode.removeChild(Y)}}function c(Z){var X=null;try{X=j.getElementById(Z)}catch(Y){}return X}function C(X){return j.createElement(X)}function i(Z,X,Y){Z.attachEvent(X,Y);I[I.length]=[Z,X,Y]}function F(Z){var Y=M.pv,X=Z.split(".");X[0]=parseInt(X[0],10);X[1]=parseInt(X[1],10)||0;X[2]=parseInt(X[2],10)||0;return(Y[0]>X[0]||(Y[0]==X[0]&&Y[1]>X[1])||(Y[0]==X[0]&&Y[1]==X[1]&&Y[2]>=X[2]))?true:false}function v(ac,Y,ad,ab){if(M.ie&&M.mac){return}var aa=j.getElementsByTagName("head")[0];if(!aa){return}var X=(ad&&typeof ad=="string")?ad:"screen";if(ab){n=null;G=null}if(!n||G!=X){var Z=C("style");Z.setAttribute("type","text/css");Z.setAttribute("media",X);n=aa.appendChild(Z);if(M.ie&&M.win&&typeof j.styleSheets!=D&&j.styleSheets.length>0){n=j.styleSheets[j.styleSheets.length-1]}G=X}if(M.ie&&M.win){if(n&&typeof n.addRule==r){n.addRule(ac,Y)}}else{if(n&&typeof j.createTextNode!=D){n.appendChild(j.createTextNode(ac+" {"+Y+"}"))}}}function w(Z,X){if(!m){return}var Y=X?"visible":"hidden";if(J&&c(Z)){c(Z).style.visibility=Y}else{v("#"+Z,"visibility:"+Y)}}function L(Y){var Z=/[\\\"<>\.;]/;var X=Z.exec(Y)!=null;return X&&typeof encodeURIComponent!=D?encodeURIComponent(Y):Y}var d=function(){if(M.ie&&M.win){window.attachEvent("onunload",function(){var ac=I.length;for(var ab=0;ab<ac;ab++){I[ab][0].detachEvent(I[ab][1],I[ab][2])}var Z=N.length;for(var aa=0;aa<Z;aa++){y(N[aa])}for(var Y in M){M[Y]=null}M=null;for(var X in swfobject){swfobject[X]=null}swfobject=null})}}();return{registerObject:function(ab,X,aa,Z){if(M.w3&&ab&&X){var Y={};Y.id=ab;Y.swfVersion=X;Y.expressInstall=aa;Y.callbackFn=Z;o[o.length]=Y;w(ab,false)}else{if(Z){Z({success:false,id:ab})}}},getObjectById:function(X){if(M.w3){return z(X)}},embedSWF:function(ab,ah,ae,ag,Y,aa,Z,ad,af,ac){var X={success:false,id:ah};if(M.w3&&!(M.wk&&M.wk<312)&&ab&&ah&&ae&&ag&&Y){w(ah,false);K(function(){ae+="";ag+="";var aj={};if(af&&typeof af===r){for(var al in af){aj[al]=af[al]}}aj.data=ab;aj.width=ae;aj.height=ag;var am={};if(ad&&typeof ad===r){for(var ak in ad){am[ak]=ad[ak]}}if(Z&&typeof Z===r){for(var ai in Z){if(typeof am.flashvars!=D){am.flashvars+="&"+ai+"="+Z[ai]}else{am.flashvars=ai+"="+Z[ai]}}}if(F(Y)){var an=u(aj,am,ah);if(aj.id==ah){w(ah,true)}X.success=true;X.ref=an}else{if(aa&&A()){aj.data=aa;P(aj,am,ah,ac);return}else{w(ah,true)}}if(ac){ac(X)}})}else{if(ac){ac(X)}}},switchOffAutoHideShow:function(){m=false},ua:M,getFlashPlayerVersion:function(){return{major:M.pv[0],minor:M.pv[1],release:M.pv[2]}},hasFlashPlayerVersion:F,createSWF:function(Z,Y,X){if(M.w3){return u(Z,Y,X)}else{return undefined}},showExpressInstall:function(Z,aa,X,Y){if(M.w3&&A()){P(Z,aa,X,Y)}},removeSWF:function(X){if(M.w3){y(X)}},createCSS:function(aa,Z,Y,X){if(M.w3){v(aa,Z,Y,X)}},addDomLoadEvent:K,addLoadEvent:s,getQueryParamValue:function(aa){var Z=j.location.search||j.location.hash;if(Z){if(/\?/.test(Z)){Z=Z.split("?")[1]}if(aa==null){return L(Z)}var Y=Z.split("&");for(var X=0;X<Y.length;X++){if(Y[X].substring(0,Y[X].indexOf("="))==aa){return L(Y[X].substring((Y[X].indexOf("=")+1)))}}}return""},expressInstallCallback:function(){if(a){var X=c(R);if(X&&l){X.parentNode.replaceChild(l,X);if(Q){w(Q,true);if(M.ie&&M.win){l.style.display="block"}}if(E){E(B)}}a=false}}}}();
  }
  // Copyright: Hiroshi Ichikawa <http://gimite.net/en/>
  // License: New BSD License
  // Reference: http://dev.w3.org/html5/websockets/
  // Reference: http://tools.ietf.org/html/draft-hixie-thewebsocketprotocol
  
  (function() {
    
    if ('undefined' == typeof window || window.WebSocket) return;
  
    var console = window.console;
    if (!console || !console.log || !console.error) {
      console = {log: function(){ }, error: function(){ }};
    }
    
    if (!swfobject.hasFlashPlayerVersion("10.0.0")) {
      console.error("Flash Player >= 10.0.0 is required.");
      return;
    }
    if (location.protocol == "file:") {
      console.error(
        "WARNING: web-socket-js doesn't work in file:///... URL " +
        "unless you set Flash Security Settings properly. " +
        "Open the page via Web server i.e. http://...");
    }
  
    /**
     * This class represents a faux web socket.
     * @param {string} url
     * @param {array or string} protocols
     * @param {string} proxyHost
     * @param {int} proxyPort
     * @param {string} headers
     */
    WebSocket = function(url, protocols, proxyHost, proxyPort, headers) {
      var self = this;
      self.__id = WebSocket.__nextId++;
      WebSocket.__instances[self.__id] = self;
      self.readyState = WebSocket.CONNECTING;
      self.bufferedAmount = 0;
      self.__events = {};
      if (!protocols) {
        protocols = [];
      } else if (typeof protocols == "string") {
        protocols = [protocols];
      }
      // Uses setTimeout() to make sure __createFlash() runs after the caller sets ws.onopen etc.
      // Otherwise, when onopen fires immediately, onopen is called before it is set.
      setTimeout(function() {
        WebSocket.__addTask(function() {
          WebSocket.__flash.create(
              self.__id, url, protocols, proxyHost || null, proxyPort || 0, headers || null);
        });
      }, 0);
    };
  
    /**
     * Send data to the web socket.
     * @param {string} data  The data to send to the socket.
     * @return {boolean}  True for success, false for failure.
     */
    WebSocket.prototype.send = function(data) {
      if (this.readyState == WebSocket.CONNECTING) {
        throw "INVALID_STATE_ERR: Web Socket connection has not been established";
      }
      // We use encodeURIComponent() here, because FABridge doesn't work if
      // the argument includes some characters. We don't use escape() here
      // because of this:
      // https://developer.mozilla.org/en/Core_JavaScript_1.5_Guide/Functions#escape_and_unescape_Functions
      // But it looks decodeURIComponent(encodeURIComponent(s)) doesn't
      // preserve all Unicode characters either e.g. "\uffff" in Firefox.
      // Note by wtritch: Hopefully this will not be necessary using ExternalInterface.  Will require
      // additional testing.
      var result = WebSocket.__flash.send(this.__id, encodeURIComponent(data));
      if (result < 0) { // success
        return true;
      } else {
        this.bufferedAmount += result;
        return false;
      }
    };
  
    /**
     * Close this web socket gracefully.
     */
    WebSocket.prototype.close = function() {
      if (this.readyState == WebSocket.CLOSED || this.readyState == WebSocket.CLOSING) {
        return;
      }
      this.readyState = WebSocket.CLOSING;
      WebSocket.__flash.close(this.__id);
    };
  
    /**
     * Implementation of {@link <a href="http://www.w3.org/TR/DOM-Level-2-Events/events.html#Events-registration">DOM 2 EventTarget Interface</a>}
     *
     * @param {string} type
     * @param {function} listener
     * @param {boolean} useCapture
     * @return void
     */
    WebSocket.prototype.addEventListener = function(type, listener, useCapture) {
      if (!(type in this.__events)) {
        this.__events[type] = [];
      }
      this.__events[type].push(listener);
    };
  
    /**
     * Implementation of {@link <a href="http://www.w3.org/TR/DOM-Level-2-Events/events.html#Events-registration">DOM 2 EventTarget Interface</a>}
     *
     * @param {string} type
     * @param {function} listener
     * @param {boolean} useCapture
     * @return void
     */
    WebSocket.prototype.removeEventListener = function(type, listener, useCapture) {
      if (!(type in this.__events)) return;
      var events = this.__events[type];
      for (var i = events.length - 1; i >= 0; --i) {
        if (events[i] === listener) {
          events.splice(i, 1);
          break;
        }
      }
    };
  
    /**
     * Implementation of {@link <a href="http://www.w3.org/TR/DOM-Level-2-Events/events.html#Events-registration">DOM 2 EventTarget Interface</a>}
     *
     * @param {Event} event
     * @return void
     */
    WebSocket.prototype.dispatchEvent = function(event) {
      var events = this.__events[event.type] || [];
      for (var i = 0; i < events.length; ++i) {
        events[i](event);
      }
      var handler = this["on" + event.type];
      if (handler) handler(event);
    };
  
    /**
     * Handles an event from Flash.
     * @param {Object} flashEvent
     */
    WebSocket.prototype.__handleEvent = function(flashEvent) {
      if ("readyState" in flashEvent) {
        this.readyState = flashEvent.readyState;
      }
      if ("protocol" in flashEvent) {
        this.protocol = flashEvent.protocol;
      }
      
      var jsEvent;
      if (flashEvent.type == "open" || flashEvent.type == "error") {
        jsEvent = this.__createSimpleEvent(flashEvent.type);
      } else if (flashEvent.type == "close") {
        // TODO implement jsEvent.wasClean
        jsEvent = this.__createSimpleEvent("close");
      } else if (flashEvent.type == "message") {
        var data = decodeURIComponent(flashEvent.message);
        jsEvent = this.__createMessageEvent("message", data);
      } else {
        throw "unknown event type: " + flashEvent.type;
      }
      
      this.dispatchEvent(jsEvent);
    };
    
    WebSocket.prototype.__createSimpleEvent = function(type) {
      if (document.createEvent && window.Event) {
        var event = document.createEvent("Event");
        event.initEvent(type, false, false);
        return event;
      } else {
        return {type: type, bubbles: false, cancelable: false};
      }
    };
    
    WebSocket.prototype.__createMessageEvent = function(type, data) {
      if (document.createEvent && window.MessageEvent && !window.opera) {
        var event = document.createEvent("MessageEvent");
        event.initMessageEvent("message", false, false, data, null, null, window, null);
        return event;
      } else {
        // IE and Opera, the latter one truncates the data parameter after any 0x00 bytes.
        return {type: type, data: data, bubbles: false, cancelable: false};
      }
    };
    
    /**
     * Define the WebSocket readyState enumeration.
     */
    WebSocket.CONNECTING = 0;
    WebSocket.OPEN = 1;
    WebSocket.CLOSING = 2;
    WebSocket.CLOSED = 3;
  
    WebSocket.__flash = null;
    WebSocket.__instances = {};
    WebSocket.__tasks = [];
    WebSocket.__nextId = 0;
    
    /**
     * Load a new flash security policy file.
     * @param {string} url
     */
    WebSocket.loadFlashPolicyFile = function(url){
      WebSocket.__addTask(function() {
        WebSocket.__flash.loadManualPolicyFile(url);
      });
    };
  
    /**
     * Loads WebSocketMain.swf and creates WebSocketMain object in Flash.
     */
    WebSocket.__initialize = function() {
      if (WebSocket.__flash) return;
      
      if (WebSocket.__swfLocation) {
        // For backword compatibility.
        window.WEB_SOCKET_SWF_LOCATION = WebSocket.__swfLocation;
      }
      if (!window.WEB_SOCKET_SWF_LOCATION) {
        console.error("[WebSocket] set WEB_SOCKET_SWF_LOCATION to location of WebSocketMain.swf");
        return;
      }
      var container = document.createElement("div");
      container.id = "webSocketContainer";
      // Hides Flash box. We cannot use display: none or visibility: hidden because it prevents
      // Flash from loading at least in IE. So we move it out of the screen at (-100, -100).
      // But this even doesn't work with Flash Lite (e.g. in Droid Incredible). So with Flash
      // Lite, we put it at (0, 0). This shows 1x1 box visible at left-top corner but this is
      // the best we can do as far as we know now.
      container.style.position = "absolute";
      if (WebSocket.__isFlashLite()) {
        container.style.left = "0px";
        container.style.top = "0px";
      } else {
        container.style.left = "-100px";
        container.style.top = "-100px";
      }
      var holder = document.createElement("div");
      holder.id = "webSocketFlash";
      container.appendChild(holder);
      document.body.appendChild(container);
      // See this article for hasPriority:
      // http://help.adobe.com/en_US/as3/mobile/WS4bebcd66a74275c36cfb8137124318eebc6-7ffd.html
      swfobject.embedSWF(
        WEB_SOCKET_SWF_LOCATION,
        "webSocketFlash",
        "1" /* width */,
        "1" /* height */,
        "10.0.0" /* SWF version */,
        null,
        null,
        {hasPriority: true, swliveconnect : true, allowScriptAccess: "always"},
        null,
        function(e) {
          if (!e.success) {
            console.error("[WebSocket] swfobject.embedSWF failed");
          }
        });
    };
    
    /**
     * Called by Flash to notify JS that it's fully loaded and ready
     * for communication.
     */
    WebSocket.__onFlashInitialized = function() {
      // We need to set a timeout here to avoid round-trip calls
      // to flash during the initialization process.
      setTimeout(function() {
        WebSocket.__flash = document.getElementById("webSocketFlash");
        WebSocket.__flash.setCallerUrl(location.href);
        WebSocket.__flash.setDebug(!!window.WEB_SOCKET_DEBUG);
        for (var i = 0; i < WebSocket.__tasks.length; ++i) {
          WebSocket.__tasks[i]();
        }
        WebSocket.__tasks = [];
      }, 0);
    };
    
    /**
     * Called by Flash to notify WebSockets events are fired.
     */
    WebSocket.__onFlashEvent = function() {
      setTimeout(function() {
        try {
          // Gets events using receiveEvents() instead of getting it from event object
          // of Flash event. This is to make sure to keep message order.
          // It seems sometimes Flash events don't arrive in the same order as they are sent.
          var events = WebSocket.__flash.receiveEvents();
          for (var i = 0; i < events.length; ++i) {
            WebSocket.__instances[events[i].webSocketId].__handleEvent(events[i]);
          }
        } catch (e) {
          console.error(e);
        }
      }, 0);
      return true;
    };
    
    // Called by Flash.
    WebSocket.__log = function(message) {
      console.log(decodeURIComponent(message));
    };
    
    // Called by Flash.
    WebSocket.__error = function(message) {
      console.error(decodeURIComponent(message));
    };
    
    WebSocket.__addTask = function(task) {
      if (WebSocket.__flash) {
        task();
      } else {
        WebSocket.__tasks.push(task);
      }
    };
    
    /**
     * Test if the browser is running flash lite.
     * @return {boolean} True if flash lite is running, false otherwise.
     */
    WebSocket.__isFlashLite = function() {
      if (!window.navigator || !window.navigator.mimeTypes) {
        return false;
      }
      var mimeType = window.navigator.mimeTypes["application/x-shockwave-flash"];
      if (!mimeType || !mimeType.enabledPlugin || !mimeType.enabledPlugin.filename) {
        return false;
      }
      return mimeType.enabledPlugin.filename.match(/flashlite/i) ? true : false;
    };
    
    if (!window.WEB_SOCKET_DISABLE_AUTO_INITIALIZATION) {
      if (window.addEventListener) {
        window.addEventListener("load", function(){
          WebSocket.__initialize();
        }, false);
      } else {
        window.attachEvent("onload", function(){
          WebSocket.__initialize();
        });
      }
    }
    
  })();
  
  /**
   * socket.io
   * Copyright(c) 2011 LearnBoost <dev@learnboost.com>
   * MIT Licensed
   */
  
  (function (exports, io, global) {
  
    /**
     * Expose constructor.
     *
     * @api public
     */
  
    exports.XHR = XHR;
  
    /**
     * XHR constructor
     *
     * @costructor
     * @api public
     */
  
    function XHR (socket) {
      if (!socket) return;
  
      io.Transport.apply(this, arguments);
      this.sendBuffer = [];
    };
  
    /**
     * Inherits from Transport.
     */
  
    io.util.inherit(XHR, io.Transport);
  
    /**
     * Establish a connection
     *
     * @returns {Transport}
     * @api public
     */
  
    XHR.prototype.open = function () {
      this.socket.setBuffer(false);
      this.onOpen();
      this.get();
  
      // we need to make sure the request succeeds since we have no indication
      // whether the request opened or not until it succeeded.
      this.setCloseTimeout();
  
      return this;
    };
  
    /**
     * Check if we need to send data to the Socket.IO server, if we have data in our
     * buffer we encode it and forward it to the `post` method.
     *
     * @api private
     */
  
    XHR.prototype.payload = function (payload) {
      var msgs = [];
  
      for (var i = 0, l = payload.length; i < l; i++) {
        msgs.push(io.parser.encodePacket(payload[i]));
      }
  
      this.send(io.parser.encodePayload(msgs));
    };
  
    /**
     * Send data to the Socket.IO server.
     *
     * @param data The message
     * @returns {Transport}
     * @api public
     */
  
    XHR.prototype.send = function (data) {
      this.post(data);
      return this;
    };
  
    /**
     * Posts a encoded message to the Socket.IO server.
     *
     * @param {String} data A encoded message.
     * @api private
     */
  
    function empty () { };
  
    XHR.prototype.post = function (data) {
      var self = this;
      this.socket.setBuffer(true);
  
      function stateChange () {
        if (this.readyState == 4) {
          this.onreadystatechange = empty;
          self.posting = false;
  
          if (this.status == 200){
            self.socket.setBuffer(false);
          } else {
            self.onClose();
          }
        }
      }
  
      function onload () {
        this.onload = empty;
        self.socket.setBuffer(false);
      };
  
      this.sendXHR = this.request('POST');
  
      if (global.XDomainRequest && this.sendXHR instanceof XDomainRequest) {
        this.sendXHR.onload = this.sendXHR.onerror = onload;
      } else {
        this.sendXHR.onreadystatechange = stateChange;
      }
  
      this.sendXHR.send(data);
    };
  
    /**
     * Disconnects the established `XHR` connection.
     *
     * @returns {Transport}
     * @api public
     */
  
    XHR.prototype.close = function () {
      this.onClose();
      return this;
    };
  
    /**
     * Generates a configured XHR request
     *
     * @param {String} url The url that needs to be requested.
     * @param {String} method The method the request should use.
     * @returns {XMLHttpRequest}
     * @api private
     */
  
    XHR.prototype.request = function (method) {
      var req = io.util.request(this.socket.isXDomain())
        , query = io.util.query(this.socket.options.query, 't=' + +new Date);
  
      req.open(method || 'GET', this.prepareUrl() + query, true);
  
      if (method == 'POST') {
        try {
          if (req.setRequestHeader) {
            req.setRequestHeader('Content-type', 'text/plain;charset=UTF-8');
          } else {
            // XDomainRequest
            req.contentType = 'text/plain';
          }
        } catch (e) {}
      }
  
      return req;
    };
  
    /**
     * Returns the scheme to use for the transport URLs.
     *
     * @api private
     */
  
    XHR.prototype.scheme = function () {
      return this.socket.options.secure ? 'https' : 'http';
    };
  
    /**
     * Check if the XHR transports are supported
     *
     * @param {Boolean} xdomain Check if we support cross domain requests.
     * @returns {Boolean}
     * @api public
     */
  
    XHR.check = function (socket, xdomain) {
      try {
        var request = io.util.request(xdomain),
            usesXDomReq = (global.XDomainRequest && request instanceof XDomainRequest),
            socketProtocol = (socket && socket.options && socket.options.secure ? 'https:' : 'http:'),
            isXProtocol = (global.location && socketProtocol != global.location.protocol);
        if (request && !(usesXDomReq && isXProtocol)) {
          return true;
        }
      } catch(e) {}
  
      return false;
    };
  
    /**
     * Check if the XHR transport supports cross domain requests.
     *
     * @returns {Boolean}
     * @api public
     */
  
    XHR.xdomainCheck = function (socket) {
      return XHR.check(socket, true);
    };
  
  })(
      'undefined' != typeof io ? io.Transport : module.exports
    , 'undefined' != typeof io ? io : module.parent.exports
    , this
  );
  /**
   * socket.io
   * Copyright(c) 2011 LearnBoost <dev@learnboost.com>
   * MIT Licensed
   */
  
  (function (exports, io) {
  
    /**
     * Expose constructor.
     */
  
    exports.htmlfile = HTMLFile;
  
    /**
     * The HTMLFile transport creates a `forever iframe` based transport
     * for Internet Explorer. Regular forever iframe implementations will 
     * continuously trigger the browsers buzy indicators. If the forever iframe
     * is created inside a `htmlfile` these indicators will not be trigged.
     *
     * @constructor
     * @extends {io.Transport.XHR}
     * @api public
     */
  
    function HTMLFile (socket) {
      io.Transport.XHR.apply(this, arguments);
    };
  
    /**
     * Inherits from XHR transport.
     */
  
    io.util.inherit(HTMLFile, io.Transport.XHR);
  
    /**
     * Transport name
     *
     * @api public
     */
  
    HTMLFile.prototype.name = 'htmlfile';
  
    /**
     * Creates a new Ac...eX `htmlfile` with a forever loading iframe
     * that can be used to listen to messages. Inside the generated
     * `htmlfile` a reference will be made to the HTMLFile transport.
     *
     * @api private
     */
  
    HTMLFile.prototype.get = function () {
      this.doc = new window[(['Active'].concat('Object').join('X'))]('htmlfile');
      this.doc.open();
      this.doc.write('<html></html>');
      this.doc.close();
      this.doc.parentWindow.s = this;
  
      var iframeC = this.doc.createElement('div');
      iframeC.className = 'socketio';
  
      this.doc.body.appendChild(iframeC);
      this.iframe = this.doc.createElement('iframe');
  
      iframeC.appendChild(this.iframe);
  
      var self = this
        , query = io.util.query(this.socket.options.query, 't='+ +new Date);
  
      this.iframe.src = this.prepareUrl() + query;
  
      io.util.on(window, 'unload', function () {
        self.destroy();
      });
    };
  
    /**
     * The Socket.IO server will write script tags inside the forever
     * iframe, this function will be used as callback for the incoming
     * information.
     *
     * @param {String} data The message
     * @param {document} doc Reference to the context
     * @api private
     */
  
    HTMLFile.prototype._ = function (data, doc) {
      // unescape all forward slashes. see GH-1251
      data = data.replace(/\\\//g, '/');
      this.onData(data);
      try {
        var script = doc.getElementsByTagName('script')[0];
        script.parentNode.removeChild(script);
      } catch (e) { }
    };
  
    /**
     * Destroy the established connection, iframe and `htmlfile`.
     * And calls the `CollectGarbage` function of Internet Explorer
     * to release the memory.
     *
     * @api private
     */
  
    HTMLFile.prototype.destroy = function () {
      if (this.iframe){
        try {
          this.iframe.src = 'about:blank';
        } catch(e){}
  
        this.doc = null;
        this.iframe.parentNode.removeChild(this.iframe);
        this.iframe = null;
  
        CollectGarbage();
      }
    };
  
    /**
     * Disconnects the established connection.
     *
     * @returns {Transport} Chaining.
     * @api public
     */
  
    HTMLFile.prototype.close = function () {
      this.destroy();
      return io.Transport.XHR.prototype.close.call(this);
    };
  
    /**
     * Checks if the browser supports this transport. The browser
     * must have an `Ac...eXObject` implementation.
     *
     * @return {Boolean}
     * @api public
     */
  
    HTMLFile.check = function (socket) {
      if (typeof window != "undefined" && (['Active'].concat('Object').join('X')) in window){
        try {
          var a = new window[(['Active'].concat('Object').join('X'))]('htmlfile');
          return a && io.Transport.XHR.check(socket);
        } catch(e){}
      }
      return false;
    };
  
    /**
     * Check if cross domain requests are supported.
     *
     * @returns {Boolean}
     * @api public
     */
  
    HTMLFile.xdomainCheck = function () {
      // we can probably do handling for sub-domains, we should
      // test that it's cross domain but a subdomain here
      return false;
    };
  
    /**
     * Add the transport to your public io.transports array.
     *
     * @api private
     */
  
    io.transports.push('htmlfile');
  
  })(
      'undefined' != typeof io ? io.Transport : module.exports
    , 'undefined' != typeof io ? io : module.parent.exports
  );
  
  /**
   * socket.io
   * Copyright(c) 2011 LearnBoost <dev@learnboost.com>
   * MIT Licensed
   */
  
  (function (exports, io, global) {
  
    /**
     * Expose constructor.
     */
  
    exports['xhr-polling'] = XHRPolling;
  
    /**
     * The XHR-polling transport uses long polling XHR requests to create a
     * "persistent" connection with the server.
     *
     * @constructor
     * @api public
     */
  
    function XHRPolling () {
      io.Transport.XHR.apply(this, arguments);
    };
  
    /**
     * Inherits from XHR transport.
     */
  
    io.util.inherit(XHRPolling, io.Transport.XHR);
  
    /**
     * Merge the properties from XHR transport
     */
  
    io.util.merge(XHRPolling, io.Transport.XHR);
  
    /**
     * Transport name
     *
     * @api public
     */
  
    XHRPolling.prototype.name = 'xhr-polling';
  
    /**
     * Indicates whether heartbeats is enabled for this transport
     *
     * @api private
     */
  
    XHRPolling.prototype.heartbeats = function () {
      return false;
    };
  
    /** 
     * Establish a connection, for iPhone and Android this will be done once the page
     * is loaded.
     *
     * @returns {Transport} Chaining.
     * @api public
     */
  
    XHRPolling.prototype.open = function () {
      var self = this;
  
      io.Transport.XHR.prototype.open.call(self);
      return false;
    };
  
    /**
     * Starts a XHR request to wait for incoming messages.
     *
     * @api private
     */
  
    function empty () {};
  
    XHRPolling.prototype.get = function () {
      if (!this.isOpen) return;
  
      var self = this;
  
      function stateChange () {
        if (this.readyState == 4) {
          this.onreadystatechange = empty;
  
          if (this.status == 200) {
            self.onData(this.responseText);
            self.get();
          } else {
            self.onClose();
          }
        }
      };
  
      function onload () {
        this.onload = empty;
        this.onerror = empty;
        self.retryCounter = 1;
        self.onData(this.responseText);
        self.get();
      };
  
      function onerror () {
        self.retryCounter ++;
        if(!self.retryCounter || self.retryCounter > 3) {
          self.onClose();  
        } else {
          self.get();
        }
      };
  
      this.xhr = this.request();
  
      if (global.XDomainRequest && this.xhr instanceof XDomainRequest) {
        this.xhr.onload = onload;
        this.xhr.onerror = onerror;
      } else {
        this.xhr.onreadystatechange = stateChange;
      }
  
      this.xhr.send(null);
    };
  
    /**
     * Handle the unclean close behavior.
     *
     * @api private
     */
  
    XHRPolling.prototype.onClose = function () {
      io.Transport.XHR.prototype.onClose.call(this);
  
      if (this.xhr) {
        this.xhr.onreadystatechange = this.xhr.onload = this.xhr.onerror = empty;
        try {
          this.xhr.abort();
        } catch(e){}
        this.xhr = null;
      }
    };
  
    /**
     * Webkit based browsers show a infinit spinner when you start a XHR request
     * before the browsers onload event is called so we need to defer opening of
     * the transport until the onload event is called. Wrapping the cb in our
     * defer method solve this.
     *
     * @param {Socket} socket The socket instance that needs a transport
     * @param {Function} fn The callback
     * @api private
     */
  
    XHRPolling.prototype.ready = function (socket, fn) {
      var self = this;
  
      io.util.defer(function () {
        fn.call(self);
      });
    };
  
    /**
     * Add the transport to your public io.transports array.
     *
     * @api private
     */
  
    io.transports.push('xhr-polling');
  
  })(
      'undefined' != typeof io ? io.Transport : module.exports
    , 'undefined' != typeof io ? io : module.parent.exports
    , this
  );
  
  /**
   * socket.io
   * Copyright(c) 2011 LearnBoost <dev@learnboost.com>
   * MIT Licensed
   */
  
  (function (exports, io, global) {
    /**
     * There is a way to hide the loading indicator in Firefox. If you create and
     * remove a iframe it will stop showing the current loading indicator.
     * Unfortunately we can't feature detect that and UA sniffing is evil.
     *
     * @api private
     */
  
    var indicator = global.document && "MozAppearance" in
      global.document.documentElement.style;
  
    /**
     * Expose constructor.
     */
  
    exports['jsonp-polling'] = JSONPPolling;
  
    /**
     * The JSONP transport creates an persistent connection by dynamically
     * inserting a script tag in the page. This script tag will receive the
     * information of the Socket.IO server. When new information is received
     * it creates a new script tag for the new data stream.
     *
     * @constructor
     * @extends {io.Transport.xhr-polling}
     * @api public
     */
  
    function JSONPPolling (socket) {
      io.Transport['xhr-polling'].apply(this, arguments);
  
      this.index = io.j.length;
  
      var self = this;
  
      io.j.push(function (msg) {
        self._(msg);
      });
    };
  
    /**
     * Inherits from XHR polling transport.
     */
  
    io.util.inherit(JSONPPolling, io.Transport['xhr-polling']);
  
    /**
     * Transport name
     *
     * @api public
     */
  
    JSONPPolling.prototype.name = 'jsonp-polling';
  
    /**
     * Posts a encoded message to the Socket.IO server using an iframe.
     * The iframe is used because script tags can create POST based requests.
     * The iframe is positioned outside of the view so the user does not
     * notice it's existence.
     *
     * @param {String} data A encoded message.
     * @api private
     */
  
    JSONPPolling.prototype.post = function (data) {
      var self = this
        , query = io.util.query(
               this.socket.options.query
            , 't='+ (+new Date) + '&i=' + this.index
          );
  
      if (!this.form) {
        var form = document.createElement('form')
          , area = document.createElement('textarea')
          , id = this.iframeId = 'socketio_iframe_' + this.index
          , iframe;
  
        form.className = 'socketio';
        form.style.position = 'absolute';
        form.style.top = '0px';
        form.style.left = '0px';
        form.style.display = 'none';
        form.target = id;
        form.method = 'POST';
        form.setAttribute('accept-charset', 'utf-8');
        area.name = 'd';
        form.appendChild(area);
        document.body.appendChild(form);
  
        this.form = form;
        this.area = area;
      }
  
      this.form.action = this.prepareUrl() + query;
  
      function complete () {
        initIframe();
        self.socket.setBuffer(false);
      };
  
      function initIframe () {
        if (self.iframe) {
          self.form.removeChild(self.iframe);
        }
  
        try {
          // ie6 dynamic iframes with target="" support (thanks Chris Lambacher)
          iframe = document.createElement('<iframe name="'+ self.iframeId +'">');
        } catch (e) {
          iframe = document.createElement('iframe');
          iframe.name = self.iframeId;
        }
  
        iframe.id = self.iframeId;
  
        self.form.appendChild(iframe);
        self.iframe = iframe;
      };
  
      initIframe();
  
      // we temporarily stringify until we figure out how to prevent
      // browsers from turning `\n` into `\r\n` in form inputs
      this.area.value = io.JSON.stringify(data);
  
      try {
        this.form.submit();
      } catch(e) {}
  
      if (this.iframe.attachEvent) {
        iframe.onreadystatechange = function () {
          if (self.iframe.readyState == 'complete') {
            complete();
          }
        };
      } else {
        this.iframe.onload = complete;
      }
  
      this.socket.setBuffer(true);
    };
  
    /**
     * Creates a new JSONP poll that can be used to listen
     * for messages from the Socket.IO server.
     *
     * @api private
     */
  
    JSONPPolling.prototype.get = function () {
      var self = this
        , script = document.createElement('script')
        , query = io.util.query(
               this.socket.options.query
            , 't='+ (+new Date) + '&i=' + this.index
          );
  
      if (this.script) {
        this.script.parentNode.removeChild(this.script);
        this.script = null;
      }
  
      script.async = true;
      script.src = this.prepareUrl() + query;
      script.onerror = function () {
        self.onClose();
      };
  
      var insertAt = document.getElementsByTagName('script')[0];
      insertAt.parentNode.insertBefore(script, insertAt);
      this.script = script;
  
      if (indicator) {
        setTimeout(function () {
          var iframe = document.createElement('iframe');
          document.body.appendChild(iframe);
          document.body.removeChild(iframe);
        }, 100);
      }
    };
  
    /**
     * Callback function for the incoming message stream from the Socket.IO server.
     *
     * @param {String} data The message
     * @api private
     */
  
    JSONPPolling.prototype._ = function (msg) {
      this.onData(msg);
      if (this.isOpen) {
        this.get();
      }
      return this;
    };
  
    /**
     * The indicator hack only works after onload
     *
     * @param {Socket} socket The socket instance that needs a transport
     * @param {Function} fn The callback
     * @api private
     */
  
    JSONPPolling.prototype.ready = function (socket, fn) {
      var self = this;
      if (!indicator) return fn.call(this);
  
      io.util.load(function () {
        fn.call(self);
      });
    };
  
    /**
     * Checks if browser supports this transport.
     *
     * @return {Boolean}
     * @api public
     */
  
    JSONPPolling.check = function () {
      return 'document' in global;
    };
  
    /**
     * Check if cross domain requests are supported
     *
     * @returns {Boolean}
     * @api public
     */
  
    JSONPPolling.xdomainCheck = function () {
      return true;
    };
  
    /**
     * Add the transport to your public io.transports array.
     *
     * @api private
     */
  
    io.transports.push('jsonp-polling');
  
  })(
      'undefined' != typeof io ? io.Transport : module.exports
    , 'undefined' != typeof io ? io : module.parent.exports
    , this
  );
  
  if (typeof define === "function" && define.amd) {
    define([], function () { return io; });
  }
  })();
  },{}],8:[function(require,module,exports){
  var methods = "assert,count,debug,dir,dirxml,error,exception,group,groupCollapsed,groupEnd,info,log,markTimeline,profile,profileEnd,time,timeEnd,trace,warn".split(",");
  var l = methods.length;
  var fn = function () {};
  var mockconsole = {};
  
  while (l--) {
      mockconsole[methods[l]] = fn;
  }
  
  module.exports = mockconsole;
  
  },{}],6:[function(require,module,exports){
  // getScreenMedia helper by @HenrikJoreteg
  var getUserMedia = require('getusermedia');
  
  module.exports = function (constraints, cb) {
      var hasConstraints = arguments.length === 2;
      var callback = hasConstraints ? cb : constraints;
      var error;
  
      if (typeof window === 'undefined' || window.location.protocol === 'http:') {
          error = new Error('NavigatorUserMediaError');
          error.name = 'HTTPS_REQUIRED';
          return callback(error);
      }
  
      constraints = (hasConstraints && constraints) || { 
          video: {
              mandatory: {
                  maxWidth: window.screen.width,
                  maxHeight: window.screen.height,
                  maxFrameRate: 3,
                  chromeMediaSource: 'screen'
              }
          }
      };
      getUserMedia(constraints, callback);
  };
  
  },{"getusermedia":9}],10:[function(require,module,exports){
  // getUserMedia helper by @HenrikJoreteg
  var func = (navigator.getUserMedia ||
              navigator.webkitGetUserMedia ||
              navigator.mozGetUserMedia ||
              navigator.msGetUserMedia);
  
  
  module.exports = function (constraints, cb) {
      var options;
      var haveOpts = arguments.length === 2;
      var defaultOpts = {video: true, audio: true};
      var error;
      var denied = 'PERMISSION_DENIED';
      var notSatified = 'CONSTRAINT_NOT_SATISFIED';
  
      // make constraints optional
      if (!haveOpts) {
          cb = constraints;
          constraints = defaultOpts;
      }
  
      // treat lack of browser support like an error
      if (!func) {
          // throw proper error per spec
          error = new Error('NavigatorUserMediaError');
          error.name = 'NOT_SUPPORTED_ERROR';
          return cb(error);
      }
  
      func.call(navigator, constraints, function (stream) {
          cb(null, stream);
      }, function (err) {
          var error;
          // coerce into an error object since FF gives us a string
          // there are only two valid names according to the spec
          // we coerce all non-denied to "constraint not satisfied".
          if (typeof err === 'string') {
              error = new Error('NavigatorUserMediaError');
              if (err === denied) {
                  error.name = denied;
              } else {
                  error.name = notSatified;
              }
          } else {
              // if we get an error object make sure '.name' property is set
              // according to spec: http://dev.w3.org/2011/webrtc/editor/getusermedia.html#navigatorusermediaerror-and-navigatorusermediaerrorcallback
              error = err;
              if (!error.name) {
                  // this is likely chrome which
                  // sets a property called "ERROR_DENIED" on the error object
                  // if so we make sure to set a name
                  if (error[denied]) {
                      err.name = denied;
                  } else {
                      err.name = notSatified;
                  }
              }
          }
  
          cb(error);
      });
  };
  
  },{}],9:[function(require,module,exports){
  // getUserMedia helper by @HenrikJoreteg
  var func = (window.navigator.getUserMedia ||
              window.navigator.webkitGetUserMedia ||
              window.navigator.mozGetUserMedia ||
              window.navigator.msGetUserMedia);
  
  
  module.exports = function (constraints, cb) {
      var options;
      var haveOpts = arguments.length === 2;
      var defaultOpts = {video: true, audio: true};
      var error;
      var denied = 'PERMISSION_DENIED';
      var notSatified = 'CONSTRAINT_NOT_SATISFIED';
  
      // make constraints optional
      if (!haveOpts) {
          cb = constraints;
          constraints = defaultOpts;
      }
  
      // treat lack of browser support like an error
      if (!func) {
          // throw proper error per spec
          error = new Error('NavigatorUserMediaError');
          error.name = 'NOT_SUPPORTED_ERROR';
          return cb(error);
      }
  
      func.call(window.navigator, constraints, function (stream) {
          cb(null, stream);
      }, function (err) {
          var error;
          // coerce into an error object since FF gives us a string
          // there are only two valid names according to the spec
          // we coerce all non-denied to "constraint not satisfied".
          if (typeof err === 'string') {
              error = new Error('NavigatorUserMediaError');
              if (err === denied) {
                  error.name = denied;
              } else {
                  error.name = notSatified;
              }
          } else {
              // if we get an error object make sure '.name' property is set
              // according to spec: http://dev.w3.org/2011/webrtc/editor/getusermedia.html#navigatorusermediaerror-and-navigatorusermediaerrorcallback
              error = err;
              if (!error.name) {
                  // this is likely chrome which
                  // sets a property called "ERROR_DENIED" on the error object
                  // if so we make sure to set a name
                  if (error[denied]) {
                      err.name = denied;
                  } else {
                      err.name = notSatified;
                  }
              }
          }
  
          cb(error);
      });
  };
  
  },{}],2:[function(require,module,exports){
  var webrtc = require('webrtcsupport');
  var getUserMedia = require('getusermedia');
  var PeerConnection = require('rtcpeerconnection');
  var WildEmitter = require('wildemitter');
  var hark = require('hark');
  var GainController = require('mediastream-gain');
  var mockconsole = require('mockconsole');
  
  
  function WebRTC(opts) {
      var self = this;
      var options = opts || {};
      var config = this.config = {
              debug: false,
              localVideoEl: '',
              remoteVideosEl: '',
              autoRequestMedia: false,
              // makes the entire PC config overridable
              peerConnectionConfig: {
                  iceServers: [{"url": "stun:stun.l.google.com:19302"}]
              },
              peerConnectionContraints: {
                  optional: [
                      {DtlsSrtpKeyAgreement: true},
                      {RtpDataChannels: true}
                  ]
              },
              autoAdjustMic: false,
              media: {
                  audio: true,
                  video: true
              },
              detectSpeakingEvents: true,
              enableDataChannels: true
          };
      var item, connection;
  
      // expose screensharing check
      this.screenSharingSupport = webrtc.screenSharing;
  
      // We also allow a 'logger' option. It can be any object that implements
      // log, warn, and error methods.
      // We log nothing by default, following "the rule of silence":
      // http://www.linfo.org/rule_of_silence.html
      this.logger = function () {
          // we assume that if you're in debug mode and you didn't
          // pass in a logger, you actually want to log as much as
          // possible.
          if (opts.debug) {
              return opts.logger || console;
          } else {
          // or we'll use your logger which should have its own logic
          // for output. Or we'll return the no-op.
              return opts.logger || mockconsole;
          }
      }();
  
      // set options
      for (item in options) {
          this.config[item] = options[item];
      }
  
      // check for support
      if (!webrtc.support) {
          this.logger.error('Your browser doesn\'t seem to support WebRTC');
      }
  
      // where we'll store our peer connections
      this.peers = [];
  
      WildEmitter.call(this);
  
      // log events in debug mode
      if (this.config.debug) {
          this.on('*', function (event, val1, val2) {
              var logger;
              // if you didn't pass in a logger and you explicitly turning on debug
              // we're just going to assume you're wanting log output with console
              if (self.config.logger === mockconsole) {
                  logger = console;
              } else {
                  logger = self.logger;
              }
              logger.log('event:', event, val1, val2);
          });
      }
  }
  
  WebRTC.prototype = Object.create(WildEmitter.prototype, {
      constructor: {
          value: WebRTC
      }
  });
  
  WebRTC.prototype.createPeer = function (opts) {
      var peer;
      opts.parent = this;
      peer = new Peer(opts);
      this.peers.push(peer);
      return peer;
  };
  
  WebRTC.prototype.startLocalMedia = function (mediaConstraints, cb) {
      var self = this;
      var constraints = mediaConstraints || {video: true, audio: true};
  
      getUserMedia(constraints, function (err, stream) {
          if (!err) {
              if (constraints.audio && self.config.detectSpeakingEvents) {
                  self.setupAudioMonitor(stream);
              }
              self.localStream = stream;
  
              if (self.config.autoAdjustMic) {
                  self.gainController = new GainController(stream);
                  // start out somewhat muted if we can track audio
                  self.setMicIfEnabled(0.5);
              }
  
              self.emit('localStream', stream);
          }
          if (cb) cb(err, stream);
      });
  };
  
  WebRTC.prototype.stopLocalMedia = function () {
      if (this.localStream) {
          this.localStream.stop();
          this.emit('localStreamStopped');
      }
  };
  
  // Audio controls
  WebRTC.prototype.mute = function () {
      this._audioEnabled(false);
      this.hardMuted = true;
      this.emit('audioOff');
  };
  WebRTC.prototype.unmute = function () {
      this._audioEnabled(true);
      this.hardMuted = false;
      this.emit('audioOn');
  };
  
  // Audio monitor
  WebRTC.prototype.setupAudioMonitor = function (stream) {
      this.logger.log('Setup audio');
      var audio = hark(stream);
      var self = this;
      var timeout;
  
      audio.on('speaking', function() {
          if (self.hardMuted) return;
          self.setMicIfEnabled(1);
          self.sendToAll('speaking', {});
          self.emit('speaking');
      });
  
      audio.on('stopped_speaking', function() {
          if (self.hardMuted) return;
          if (timeout) clearTimeout(timeout);
  
          timeout = setTimeout(function () {
              self.setMicIfEnabled(0.5);
              self.sendToAll('stopped_speaking', {});
              self.emit('stoppedSpeaking');
          }, 1000);
      });
  };
  
  // We do this as a seperate method in order to
  // still leave the "setMicVolume" as a working
  // method.
  WebRTC.prototype.setMicIfEnabled = function (volume) {
      if (!this.config.autoAdjustMic) return;
      this.gainController.setGain(volume);
  };
  
  // Video controls
  WebRTC.prototype.pauseVideo = function () {
      this._videoEnabled(false);
      this.emit('videoOff');
  };
  WebRTC.prototype.resumeVideo = function () {
      this._videoEnabled(true);
      this.emit('videoOn');
  };
  
  // Combined controls
  WebRTC.prototype.pause = function () {
      this._audioEnabled(false);
      this.pauseVideo();
  };
  WebRTC.prototype.resume = function () {
      this._audioEnabled(true);
      this.resumeVideo();
  };
  
  // Internal methods for enabling/disabling audio/video
  WebRTC.prototype._audioEnabled = function (bool) {
      // work around for chrome 27 bug where disabling tracks
      // doesn't seem to work (works in canary, remove when working)
      this.setMicIfEnabled(bool ? 1 : 0);
      this.localStream.getAudioTracks().forEach(function (track) {
          track.enabled = !!bool;
      });
  };
  WebRTC.prototype._videoEnabled = function (bool) {
      this.localStream.getVideoTracks().forEach(function (track) {
          track.enabled = !!bool;
      });
  };
  
  // removes peers
  WebRTC.prototype.removePeers = function (id, type) {
      this.getPeers(id, type).forEach(function (peer) {
          peer.end();
      });
  };
  
  // fetches all Peer objects by session id and/or type
  WebRTC.prototype.getPeers = function (sessionId, type) {
      return this.peers.filter(function (peer) {
          return (!sessionId || peer.id === sessionId) && (!type || peer.type === type);
      });
  };
  
  // sends message to all
  WebRTC.prototype.sendToAll = function (message, payload) {
      this.peers.forEach(function (peer) {
          peer.send(message, payload);
      });
  };
  
  
  function Peer(options) {
      var self = this;
  
      this.id = options.id;
      this.parent = options.parent;
      this.type = options.type || 'video';
      this.oneway = options.oneway || false;
      this.sharemyscreen = options.sharemyscreen || false;
      this.browserPrefix = options.prefix;
      this.stream = options.stream;
      this.channels = {};
      // Create an RTCPeerConnection via the polyfill
      this.pc = new PeerConnection(this.parent.config.peerConnectionConfig, this.parent.config.peerConnectionContraints);
      this.pc.on('ice', this.onIceCandidate.bind(this));
      this.pc.on('addStream', this.handleRemoteStreamAdded.bind(this));
      this.pc.on('addChannel', this.handleDataChannelAdded.bind(this));
      this.pc.on('removeStream', this.handleStreamRemoved.bind(this));
      // Just fire negotiation needed events for now
      // When browser re-negotiation handling seems to work
      // we can use this as the trigger for starting the offer/answer process
      // automatically. We'll just leave it be for now while this stabalizes.
      this.pc.on('negotiationNeeded', this.emit.bind(this, 'negotiationNeeded'));
      this.logger = this.parent.logger;
  
      // handle screensharing/broadcast mode
      if (options.type === 'screen') {
          if (this.parent.localScreen && this.sharemyscreen) {
              this.logger.log('adding local screen stream to peer connection');
              this.pc.addStream(this.parent.localScreen);
              this.broadcaster = options.broadcaster;
          }
      } else {
          this.pc.addStream(this.parent.localStream);
      }
  
      if (this.parent.config.enableDataChannels && webrtc.dataChannel) {
          // we may not have reliable channels
          try {
              this.reliableChannel = this.getDataChannel('reliable', {reliable: true});
              if (!this.reliableChannel.reliable) throw Error('Failed to make reliable channel');
          } catch (e) {
              this.logger.warn('Failed to create reliable data channel.')
              this.reliableChannel = false;
              delete this.channels.reliable;
          }
          // in FF I can't seem to create unreliable channels now
          try {
              this.unreliableChannel = this.getDataChannel('unreliable', {reliable: false, preset: true});
              if (this.unreliableChannel.unreliable !== false) throw Error('Failed to make unreliable channel');
          } catch (e) {
              this.logger.warn('Failed to create unreliable data channel.')
              this.unreliableChannel = false;
              delete this.channels.unreliableChannel;
          }
      }
  
      // call emitter constructor
      WildEmitter.call(this);
  
      // proxy events to parent
      this.on('*', function () {
          self.parent.emit.apply(self.parent, arguments);
      });
  }
  
  Peer.prototype = Object.create(WildEmitter.prototype, {
      constructor: {
          value: Peer
      }
  });
  
  Peer.prototype.handleMessage = function (message) {
      var self = this;
  
      this.logger.log('getting', message.type, message);
  
      if (message.prefix) this.browserPrefix = message.prefix;
  
      if (message.type === 'offer') {
          this.pc.answer(message.payload, function (err, sessionDesc) {
              self.send('answer', sessionDesc);
          });
      } else if (message.type === 'answer') {
          this.pc.handleAnswer(message.payload);
      } else if (message.type === 'candidate') {
          this.pc.processIce(message.payload);
      } else if (message.type === 'speaking') {
          this.parent.emit('speaking', {id: message.from});
      } else if (message.type === 'stopped_speaking') {
          this.parent.emit('stopped_speaking', {id: message.from});
      }
  };
  
  Peer.prototype.send = function (messageType, payload) {
      var message = {
          to: this.id,
          broadcaster: this.broadcaster,
          roomType: this.type,
          type: messageType,
          payload: payload,
          prefix: webrtc.prefix
      };
      this.logger.log('sending', messageType, message);
      this.parent.emit('message', message);
  };
  
  // Internal method registering handlers for a data channel and emitting events on the peer
  Peer.prototype._observeDataChannel = function (channel) {
      var self = this;
      channel.onclose = this.emit.bind(this, 'channelClose', channel);
      channel.onerror = this.emit.bind(this, 'channelError', channel);
      channel.onmessage = function (event) {
          self.emit('message', channel.label, event.data, channel, event);
      };
      channel.onopen = this.emit.bind(this, 'channelOpen', channel);
  };
  
  // Fetch or create a data channel by the given name
  Peer.prototype.getDataChannel = function (name, opts) {
      if (!webrtc.dataChannel) return this.emit('error', new Error('createDataChannel not supported'));
      var channel = this.channels[name];
      opts || (opts = {});
      if (channel) return channel;
      // if we don't have one by this label, create it
      channel = this.channels[name] = this.pc.createDataChannel(name, opts);
      this._observeDataChannel(channel);
      return channel;
  };
  
  Peer.prototype.onIceCandidate = function (candidate) {
      if (this.closed) return;
      if (candidate) {
          this.send('candidate', candidate);
      } else {
          this.logger.log("End of candidates.");
      }
  };
  
  Peer.prototype.start = function () {
      var self = this;
      this.pc.offer(function (err, sessionDescription) {
          self.send('offer', sessionDescription);
      });
  };
  
  Peer.prototype.end = function () {
      this.pc.close();
      this.handleStreamRemoved();
  };
  
  Peer.prototype.handleRemoteStreamAdded = function (event) {
      if (this.stream) {
          this.logger.warn('Already have a remote stream');
      } else {
          this.stream = event.stream;
          this.parent.emit('peerStreamAdded', this);
      }
  };
  
  Peer.prototype.handleStreamRemoved = function () {
      this.parent.peers.splice(this.parent.peers.indexOf(this), 1);
      this.closed = true;
      this.parent.emit('peerStreamRemoved', this);
  };
  
  Peer.prototype.handleDataChannelAdded = function (channel) {
      this.channels[channel.name] = channel;
  };
  
  module.exports = WebRTC;
  
  },{"getusermedia":10,"hark":12,"mediastream-gain":13,"mockconsole":8,"rtcpeerconnection":11,"webrtcsupport":4,"wildemitter":3}],11:[function(require,module,exports){
  var WildEmitter = require('wildemitter');
  var webrtc = require('webrtcsupport');
  
  
  function PeerConnection(config, constraints) {
      var item;
      this.pc = new webrtc.PeerConnection(config, constraints);
      WildEmitter.call(this);
  
      // proxy some events directly
      this.pc.onremovestream = this.emit.bind(this, 'removeStream');
      this.pc.onnegotiationneeded = this.emit.bind(this, 'negotiationNeeded');
      this.pc.oniceconnectionstatechange = this.emit.bind(this, 'iceConnectionStateChange');
      this.pc.onsignalingstatechange = this.emit.bind(this, 'signalingStateChange');
  
      // handle incoming ice and data channel events
      this.pc.onaddstream = this._onAddStream.bind(this);
      this.pc.onicecandidate = this._onIce.bind(this);
      this.pc.ondatachannel = this._onDataChannel.bind(this);
  
      // whether to use SDP hack for faster data transfer
      this.config = {
          debug: false,
          sdpHack: true
      };
  
      // apply our config
      for (item in config) {
          this.config[item] = config[item];
      }
  
      if (this.config.debug) {
          this.on('*', function (eventName, event) {
              var logger = config.logger || console;
              logger.log('PeerConnection event:', arguments);
          });
      }
  }
  
  PeerConnection.prototype = Object.create(WildEmitter.prototype, {
      constructor: {
          value: PeerConnection
      }
  });
  
  // Add a stream to the peer connection object
  PeerConnection.prototype.addStream = function (stream) {
      this.localStream = stream;
      this.pc.addStream(stream);
  };
  
  
  // Init and add ice candidate object with correct constructor
  PeerConnection.prototype.processIce = function (candidate) {
      this.pc.addIceCandidate(new webrtc.IceCandidate(candidate));
  };
  
  // Generate and emit an offer with the given constraints
  PeerConnection.prototype.offer = function (constraints, cb) {
      var self = this;
      var hasConstraints = arguments.length === 2;
      var mediaConstraints = hasConstraints ? constraints : {
              mandatory: {
                  OfferToReceiveAudio: true,
                  OfferToReceiveVideo: true
              }
          };
      var callback = hasConstraints ? cb : constraints;
  
      // Actually generate the offer
      this.pc.createOffer(
          function (offer) {
              offer.sdp = self._applySdpHack(offer.sdp);
              self.pc.setLocalDescription(offer);
              self.emit('offer', offer);
              if (callback) callback(null, offer);
          },
          function (err) {
              self.emit('error', err);
              if (callback) callback(err);
          },
          mediaConstraints
      );
  };
  
  // Answer an offer with audio only
  PeerConnection.prototype.answerAudioOnly = function (offer, cb) {
      var mediaConstraints = {
              mandatory: {
                  OfferToReceiveAudio: true,
                  OfferToReceiveVideo: false
              }
          };
      this._answer(offer, mediaConstraints, cb);
  };
  
  // Answer an offer without offering to recieve
  PeerConnection.prototype.answerBroadcastOnly = function (offer, cb) {
      var mediaConstraints = {
              mandatory: {
                  OfferToReceiveAudio: false,
                  OfferToReceiveVideo: false
              }
          };
      this._answer(offer, mediaConstraints, cb);
  };
  
  // Answer an offer with given constraints default is audio/video
  PeerConnection.prototype.answer = function (offer, constraints, cb) {
      var self = this;
      var hasConstraints = arguments.length === 3;
      var callback = hasConstraints ? cb : constraints;
      var mediaConstraints = hasConstraints ? constraints : {
              mandatory: {
                  OfferToReceiveAudio: true,
                  OfferToReceiveVideo: true
              }
          };
  
      this._answer(offer, mediaConstraints, callback);
  };
  
  // Process an answer
  PeerConnection.prototype.handleAnswer = function (answer) {
      this.pc.setRemoteDescription(new webrtc.SessionDescription(answer));
  };
  
  // Close the peer connection
  PeerConnection.prototype.close = function () {
      this.pc.close();
      this.emit('close');
  };
  
  // Internal code sharing for various types of answer methods
  PeerConnection.prototype._answer = function (offer, constraints, cb) {
      var self = this;
      this.pc.setRemoteDescription(new webrtc.SessionDescription(offer));
      this.pc.createAnswer(
          function (answer) {
              answer.sdp = self._applySdpHack(answer.sdp);
              self.pc.setLocalDescription(answer);
              self.emit('answer', answer);
              if (cb) cb(null, answer);
          }, function (err) {
              self.emit('error', err);
              if (cb) cb(err);
          },
          constraints
      );
  };
  
  // Internal method for emitting ice candidates on our peer object
  PeerConnection.prototype._onIce = function (event) {
      if (event.candidate) {
          this.emit('ice', event.candidate);
      } else {
          this.emit('endOfCandidates');
      }
  };
  
  // Internal method for processing a new data channel being added by the
  // other peer.
  PeerConnection.prototype._onDataChannel = function (event) {
      this.emit('addChannel', event.channel);
  };
  
  // Internal handling of adding stream
  PeerConnection.prototype._onAddStream = function (event) {
      this.remoteStream = event.stream;
      this.emit('addStream', event);
  };
  
  // SDP hack for increasing AS (application specific) data transfer speed allowed in chrome
  PeerConnection.prototype._applySdpHack = function (sdp) {
      if (!this.config.sdpHack) return sdp;
      var parts = sdp.split('b=AS:30');
      if (parts.length === 2) {
          // increase max data transfer bandwidth to 100 Mbps
          return parts[0] + 'b=AS:102400' + parts[1];
      } else {
          return sdp;
      }
  };
  
  // Create a data channel spec reference:
  // http://dev.w3.org/2011/webrtc/editor/webrtc.html#idl-def-RTCDataChannelInit
  PeerConnection.prototype.createDataChannel = function (name, opts) {
      opts || (opts = {});
      var reliable = !!opts.reliable;
      var protocol = opts.protocol || 'text/plain';
      var negotiated = !!(opts.negotiated || opts.preset);
      var settings;
      var channel;
      // firefox is a bit more finnicky
      if (webrtc.prefix === 'moz') {
          if (reliable) {
              settings = {
                  protocol: protocol,
                  preset: negotiated,
                  stream: name
              };
          } else {
              settings = {};
          }
          channel = this.pc.createDataChannel(name, settings);
          channel.binaryType = 'blob';
      } else {
          if (reliable) {
              settings = {
                  reliable: true
              };
          } else {
              settings = {reliable: false};
          }
          channel = this.pc.createDataChannel(name, settings);
      }
      return channel;
  };
  
  module.exports = PeerConnection;
  
  },{"webrtcsupport":4,"wildemitter":3}],12:[function(require,module,exports){
  var WildEmitter = require('wildemitter');
  
  function getMaxVolume (analyser, fftBins) {
    var maxVolume = -Infinity;
    analyser.getFloatFrequencyData(fftBins);
  
    for(var i=0, ii=fftBins.length; i < ii; i++) {
      if (fftBins[i] > maxVolume && fftBins[i] < 0) {
        maxVolume = fftBins[i];
      }
    };
  
    return maxVolume;
  }
  
  
  module.exports = function(stream, options) {
    var harker = new WildEmitter();
  
    // make it not break in non-supported browsers
    if (!window.webkitAudioContext) return harker;
  
    //Config
    var options = options || {},
        smoothing = (options.smoothing || 0.5),
        interval = (options.interval || 100),
        threshold = options.threshold,
        play = options.play;
  
    //Setup Audio Context
    var audioContext = new webkitAudioContext();
    var sourceNode, fftBins, analyser;
  
    analyser = audioContext.createAnalyser();
    analyser.fftSize = 512;
    analyser.smoothingTimeConstant = smoothing;
    fftBins = new Float32Array(analyser.fftSize);
  
    if (stream.jquery) stream = stream[0];
    if (stream instanceof HTMLAudioElement) {
      //Audio Tag
      sourceNode = audioContext.createMediaElementSource(stream);
      if (typeof play === 'undefined') play = true;
      threshold = threshold || -65;
    } else {
      //WebRTC Stream
      sourceNode = audioContext.createMediaStreamSource(stream);
      threshold = threshold || -45;
    }
  
    sourceNode.connect(analyser);
    if (play) analyser.connect(audioContext.destination);
  
    harker.speaking = false;
  
    harker.setThreshold = function(t) {
      threshold = t;
    };
  
    harker.setInterval = function(i) {
      interval = i;
    };
  
    // Poll the analyser node to determine if speaking
    // and emit events if changed
    var looper = function() {
      setTimeout(function() {
        var currentVolume = getMaxVolume(analyser, fftBins);
  
        harker.emit('volume_change', currentVolume, threshold);
  
        if (currentVolume > threshold) {
          if (!harker.speaking) {
            harker.speaking = true;
            harker.emit('speaking');
          }
        } else {
          if (harker.speaking) {
            harker.speaking = false;
            harker.emit('stopped_speaking');
          }
        }
  
        looper();
      }, interval);
    };
    looper();
  
  
    return harker;
  }
  
  },{"wildemitter":3}],13:[function(require,module,exports){
  var support = require('webrtcsupport');
  
  
  function GainController(stream) {
      this.support = support.webAudio && support.mediaStream;
  
      // set our starting value
      this.gain = 1;
  
      if (this.support) {
          var context = this.context = new support.AudioContext();
          this.microphone = context.createMediaStreamSource(stream);
          this.gainFilter = context.createGain();
          this.destination = context.createMediaStreamDestination();
          this.outputStream = this.destination.stream;
          this.microphone.connect(this.gainFilter);
          this.gainFilter.connect(this.destination);
          stream.removeTrack(stream.getAudioTracks()[0]);
          stream.addTrack(this.outputStream.getAudioTracks()[0]);
      }
      this.stream = stream;
  }
  
  // setting
  GainController.prototype.setGain = function (val) {
      // check for support
      if (!this.support) return;
      this.gainFilter.gain.value = val;
      this.gain = val;
  };
  
  GainController.prototype.getGain = function () {
      return this.gain;
  };
  
  GainController.prototype.off = function () {
      return this.setGain(0);
  };
  
  GainController.prototype.on = function () {
      this.setGain(1);
  };
  
  
  module.exports = GainController;
  
  },{"webrtcsupport":4}]},{},[1])(1)
  });
  ;