(function (f) {
    if (typeof exports === "object" && typeof module !== "undefined") {
        module.exports = f()
    } else if (typeof define === "function" && define.amd) {
        define([], f)
    } else {
        var g;
        if (typeof window !== "undefined") {
            g = window
        } else if (typeof global !== "undefined") {
            g = global
        } else if (typeof self !== "undefined") {
            g = self
        } else {
            g = this
        }
        g.io = f()
    }
})(function () {
    var define, module, exports;
    return function e(t, n, r) {
        function s(o, u) {
            if (!n[o]) {
                if (!t[o]) {
                    var a = typeof require == "function" && require;
                    if (!u && a)return a(o, !0);
                    if (i)return i(o, !0);
                    var f = new Error("Cannot find module '" + o + "'");
                    throw f.code = "MODULE_NOT_FOUND", f
                }
                var l = n[o] = {exports: {}};
                t[o][0].call(l.exports, function (e) {
                    var n = t[o][1][e];
                    return s(n ? n : e)
                }, l, l.exports, e, t, n, r)
            }
            return n[o].exports
        }

        var i = typeof require == "function" && require;
        for (var o = 0; o < r.length; o++)s(r[o]);
        return s
    }({
        1: [function (_dereq_, module, exports) {
            module.exports = _dereq_("./lib/")
        }, {"./lib/": 2}],
        2: [function (_dereq_, module, exports) {
            module.exports = _dereq_("./socket");
            module.exports.parser = _dereq_("engine.io-parser")
        }, {"./socket": 3, "engine.io-parser": 19}],
        3: [function (_dereq_, module, exports) {
            (function (global) {
                var transports = _dereq_("./transports");
                var Emitter = _dereq_("component-emitter");
                var debug = _dereq_("debug")("engine.io-client:socket");
                var index = _dereq_("indexof");
                var parser = _dereq_("engine.io-parser");
                var parseuri = _dereq_("parseuri");
                var parsejson = _dereq_("parsejson");
                var parseqs = _dereq_("parseqs");
                module.exports = Socket;
                function noop() {
                }

                function Socket(uri, opts) {
                    if (!(this instanceof Socket))return new Socket(uri, opts);
                    opts = opts || {};
                    if (uri && "object" == typeof uri) {
                        opts = uri;
                        uri = null
                    }
                    if (uri) {
                        uri = parseuri(uri);
                        opts.hostname = uri.host;
                        opts.secure = uri.protocol == "https" || uri.protocol == "wss";
                        opts.port = uri.port;
                        if (uri.query)opts.query = uri.query
                    } else if (opts.host) {
                        opts.hostname = parseuri(opts.host).host
                    }
                    this.secure = null != opts.secure ? opts.secure : global.location && "https:" == location.protocol;
                    if (opts.hostname && !opts.port) {
                        opts.port = this.secure ? "443" : "80"
                    }
                    this.agent = opts.agent || false;
                    this.hostname = opts.hostname || (global.location ? location.hostname : "localhost");
                    this.port = opts.port || (global.location && location.port ? location.port : this.secure ? 443 : 80);
                    this.query = opts.query || {};
                    if ("string" == typeof this.query)this.query = parseqs.decode(this.query);
                    this.upgrade = false !== opts.upgrade;
                    this.path = (opts.path || "/engine.io").replace(/\/$/, "") + "/";
                    this.forceJSONP = !!opts.forceJSONP;
                    this.jsonp = false !== opts.jsonp;
                    this.forceBase64 = !!opts.forceBase64;
                    this.enablesXDR = !!opts.enablesXDR;
                    this.timestampParam = opts.timestampParam || "t";
                    this.timestampRequests = opts.timestampRequests;
                    this.transports = opts.transports || ["polling", "websocket"];
                    this.readyState = "";
                    this.writeBuffer = [];
                    this.policyPort = opts.policyPort || 843;
                    this.rememberUpgrade = opts.rememberUpgrade || false;
                    this.binaryType = null;
                    this.onlyBinaryUpgrades = opts.onlyBinaryUpgrades;
                    this.perMessageDeflate = false !== opts.perMessageDeflate ? opts.perMessageDeflate || {} : false;
                    if (true === this.perMessageDeflate)this.perMessageDeflate = {};
                    if (this.perMessageDeflate && null == this.perMessageDeflate.threshold) {
                        this.perMessageDeflate.threshold = 1024
                    }
                    this.pfx = opts.pfx || null;
                    this.key = opts.key || null;
                    this.passphrase = opts.passphrase || null;
                    this.cert = opts.cert || null;
                    this.ca = opts.ca || null;
                    this.ciphers = opts.ciphers || null;
                    this.rejectUnauthorized = opts.rejectUnauthorized === undefined ? null : opts.rejectUnauthorized;
                    var freeGlobal = typeof global == "object" && global;
                    if (freeGlobal.global === freeGlobal) {
                        if (opts.extraHeaders && Object.keys(opts.extraHeaders).length > 0) {
                            this.extraHeaders = opts.extraHeaders
                        }
                    }
                    this.open()
                }

                Socket.priorWebsocketSuccess = false;
                Emitter(Socket.prototype);
                Socket.protocol = parser.protocol;
                Socket.Socket = Socket;
                Socket.Transport = _dereq_("./transport");
                Socket.transports = _dereq_("./transports");
                Socket.parser = _dereq_("engine.io-parser");
                Socket.prototype.createTransport = function (name) {
                    debug('creating transport "%s"', name);
                    var query = clone(this.query);
                    query.EIO = parser.protocol;
                    query.transport = name;
                    if (this.id)query.sid = this.id;
                    var transport = new transports[name]({
                        agent: this.agent,
                        hostname: this.hostname,
                        port: this.port,
                        secure: this.secure,
                        path: this.path,
                        query: query,
                        forceJSONP: this.forceJSONP,
                        jsonp: this.jsonp,
                        forceBase64: this.forceBase64,
                        enablesXDR: this.enablesXDR,
                        timestampRequests: this.timestampRequests,
                        timestampParam: this.timestampParam,
                        policyPort: this.policyPort,
                        socket: this,
                        pfx: this.pfx,
                        key: this.key,
                        passphrase: this.passphrase,
                        cert: this.cert,
                        ca: this.ca,
                        ciphers: this.ciphers,
                        rejectUnauthorized: this.rejectUnauthorized,
                        perMessageDeflate: this.perMessageDeflate,
                        extraHeaders: this.extraHeaders
                    });
                    return transport
                };
                function clone(obj) {
                    var o = {};
                    for (var i in obj) {
                        if (obj.hasOwnProperty(i)) {
                            o[i] = obj[i]
                        }
                    }
                    return o
                }

                Socket.prototype.open = function () {
                    var transport;
                    if (this.rememberUpgrade && Socket.priorWebsocketSuccess && this.transports.indexOf("websocket") != -1) {
                        transport = "websocket"
                    } else if (0 === this.transports.length) {
                        var self = this;
                        setTimeout(function () {
                            self.emit("error", "No transports available")
                        }, 0);
                        return
                    } else {
                        transport = this.transports[0]
                    }
                    this.readyState = "opening";
                    try {
                        transport = this.createTransport(transport)
                    } catch (e) {
                        this.transports.shift();
                        this.open();
                        return
                    }
                    transport.open();
                    this.setTransport(transport)
                };
                Socket.prototype.setTransport = function (transport) {
                    debug("setting transport %s", transport.name);
                    var self = this;
                    if (this.transport) {
                        debug("clearing existing transport %s", this.transport.name);
                        this.transport.removeAllListeners()
                    }
                    this.transport = transport;
                    transport.on("drain", function () {
                        self.onDrain()
                    }).on("packet", function (packet) {
                        self.onPacket(packet)
                    }).on("error", function (e) {
                        self.onError(e)
                    }).on("close", function () {
                        self.onClose("transport close")
                    })
                };
                Socket.prototype.probe = function (name) {
                    debug('probing transport "%s"', name);
                    var transport = this.createTransport(name, {probe: 1}), failed = false, self = this;
                    Socket.priorWebsocketSuccess = false;
                    function onTransportOpen() {
                        if (self.onlyBinaryUpgrades) {
                            var upgradeLosesBinary = !this.supportsBinary && self.transport.supportsBinary;
                            failed = failed || upgradeLosesBinary
                        }
                        if (failed)return;
                        debug('probe transport "%s" opened', name);
                        transport.send([{type: "ping", data: "probe"}]);
                        transport.once("packet", function (msg) {
                            if (failed)return;
                            if ("pong" == msg.type && "probe" == msg.data) {
                                debug('probe transport "%s" pong', name);
                                self.upgrading = true;
                                self.emit("upgrading", transport);
                                if (!transport)return;
                                Socket.priorWebsocketSuccess = "websocket" == transport.name;
                                debug('pausing current transport "%s"', self.transport.name);
                                self.transport.pause(function () {
                                    if (failed)return;
                                    if ("closed" == self.readyState)return;
                                    debug("changing transport and sending upgrade packet");
                                    cleanup();
                                    self.setTransport(transport);
                                    transport.send([{type: "upgrade"}]);
                                    self.emit("upgrade", transport);
                                    transport = null;
                                    self.upgrading = false;
                                    self.flush()
                                })
                            } else {
                                debug('probe transport "%s" failed', name);
                                var err = new Error("probe error");
                                err.transport = transport.name;
                                self.emit("upgradeError", err)
                            }
                        })
                    }

                    function freezeTransport() {
                        if (failed)return;
                        failed = true;
                        cleanup();
                        transport.close();
                        transport = null
                    }

                    function onerror(err) {
                        var error = new Error("probe error: " + err);
                        error.transport = transport.name;
                        freezeTransport();
                        debug('probe transport "%s" failed because of error: %s', name, err);
                        self.emit("upgradeError", error)
                    }

                    function onTransportClose() {
                        onerror("transport closed")
                    }

                    function onclose() {
                        onerror("socket closed")
                    }

                    function onupgrade(to) {
                        if (transport && to.name != transport.name) {
                            debug('"%s" works - aborting "%s"', to.name, transport.name);
                            freezeTransport()
                        }
                    }

                    function cleanup() {
                        transport.removeListener("open", onTransportOpen);
                        transport.removeListener("error", onerror);
                        transport.removeListener("close", onTransportClose);
                        self.removeListener("close", onclose);
                        self.removeListener("upgrading", onupgrade)
                    }

                    transport.once("open", onTransportOpen);
                    transport.once("error", onerror);
                    transport.once("close", onTransportClose);
                    this.once("close", onclose);
                    this.once("upgrading", onupgrade);
                    transport.open()
                };
                Socket.prototype.onOpen = function () {
                    debug("socket open");
                    this.readyState = "open";
                    Socket.priorWebsocketSuccess = "websocket" == this.transport.name;
                    this.emit("open");
                    this.flush();
                    if ("open" == this.readyState && this.upgrade && this.transport.pause) {
                        debug("starting upgrade probes");
                        for (var i = 0, l = this.upgrades.length; i < l; i++) {
                            this.probe(this.upgrades[i])
                        }
                    }
                };
                Socket.prototype.onPacket = function (packet) {
                    if ("opening" == this.readyState || "open" == this.readyState) {
                        debug('socket receive: type "%s", data "%s"', packet.type, packet.data);
                        this.emit("packet", packet);
                        this.emit("heartbeat");
                        switch (packet.type) {
                            case"open":
                                this.onHandshake(parsejson(packet.data));
                                break;
                            case"pong":
                                this.setPing();
                                this.emit("pong");
                                break;
                            case"error":
                                var err = new Error("server error");
                                err.code = packet.data;
                                this.onError(err);
                                break;
                            case"message":
                                this.emit("data", packet.data);
                                this.emit("message", packet.data);
                                break
                        }
                    } else {
                        debug('packet received with socket readyState "%s"', this.readyState)
                    }
                };
                Socket.prototype.onHandshake = function (data) {
                    this.emit("handshake", data);
                    this.id = data.sid;
                    this.transport.query.sid = data.sid;
                    this.upgrades = this.filterUpgrades(data.upgrades);
                    this.pingInterval = data.pingInterval;
                    this.pingTimeout = data.pingTimeout;
                    this.onOpen();
                    if ("closed" == this.readyState)return;
                    this.setPing();
                    this.removeListener("heartbeat", this.onHeartbeat);
                    this.on("heartbeat", this.onHeartbeat)
                };
                Socket.prototype.onHeartbeat = function (timeout) {
                    clearTimeout(this.pingTimeoutTimer);
                    var self = this;
                    self.pingTimeoutTimer = setTimeout(function () {
                        if ("closed" == self.readyState)return;
                        self.onClose("ping timeout")
                    }, timeout || self.pingInterval + self.pingTimeout)
                };
                Socket.prototype.setPing = function () {
                    var self = this;
                    clearTimeout(self.pingIntervalTimer);
                    self.pingIntervalTimer = setTimeout(function () {
                        debug("writing ping packet - expecting pong within %sms", self.pingTimeout);
                        self.ping();
                        self.onHeartbeat(self.pingTimeout)
                    }, self.pingInterval)
                };
                Socket.prototype.ping = function () {
                    var self = this;
                    this.sendPacket("ping", function () {
                        self.emit("ping")
                    })
                };
                Socket.prototype.onDrain = function () {
                    this.writeBuffer.splice(0, this.prevBufferLen);
                    this.prevBufferLen = 0;
                    if (0 === this.writeBuffer.length) {
                        this.emit("drain")
                    } else {
                        this.flush()
                    }
                };
                Socket.prototype.flush = function () {
                    if ("closed" != this.readyState && this.transport.writable && !this.upgrading && this.writeBuffer.length) {
                        debug("flushing %d packets in socket", this.writeBuffer.length);
                        this.transport.send(this.writeBuffer);
                        this.prevBufferLen = this.writeBuffer.length;
                        this.emit("flush")
                    }
                };
                Socket.prototype.write = Socket.prototype.send = function (msg, options, fn) {
                    this.sendPacket("message", msg, options, fn);
                    return this
                };
                Socket.prototype.sendPacket = function (type, data, options, fn) {
                    if ("function" == typeof data) {
                        fn = data;
                        data = undefined
                    }
                    if ("function" == typeof options) {
                        fn = options;
                        options = null
                    }
                    if ("closing" == this.readyState || "closed" == this.readyState) {
                        return
                    }
                    options = options || {};
                    options.compress = false !== options.compress;
                    var packet = {type: type, data: data, options: options};
                    this.emit("packetCreate", packet);
                    this.writeBuffer.push(packet);
                    if (fn)this.once("flush", fn);
                    this.flush()
                };
                Socket.prototype.close = function () {
                    if ("opening" == this.readyState || "open" == this.readyState) {
                        this.readyState = "closing";
                        var self = this;
                        if (this.writeBuffer.length) {
                            this.once("drain", function () {
                                if (this.upgrading) {
                                    waitForUpgrade()
                                } else {
                                    close()
                                }
                            })
                        } else if (this.upgrading) {
                            waitForUpgrade()
                        } else {
                            close()
                        }
                    }
                    function close() {
                        self.onClose("forced close");
                        debug("socket closing - telling transport to close");
                        self.transport.close()
                    }

                    function cleanupAndClose() {
                        self.removeListener("upgrade", cleanupAndClose);
                        self.removeListener("upgradeError", cleanupAndClose);
                        close()
                    }

                    function waitForUpgrade() {
                        self.once("upgrade", cleanupAndClose);
                        self.once("upgradeError", cleanupAndClose)
                    }

                    return this
                };
                Socket.prototype.onError = function (err) {
                    debug("socket error %j", err);
                    Socket.priorWebsocketSuccess = false;
                    this.emit("error", err);
                    this.onClose("transport error", err)
                };
                Socket.prototype.onClose = function (reason, desc) {
                    if ("opening" == this.readyState || "open" == this.readyState || "closing" == this.readyState) {
                        debug('socket close with reason: "%s"', reason);
                        var self = this;
                        clearTimeout(this.pingIntervalTimer);
                        clearTimeout(this.pingTimeoutTimer);
                        this.transport.removeAllListeners("close");
                        this.transport.close();
                        this.transport.removeAllListeners();
                        this.readyState = "closed";
                        this.id = null;
                        this.emit("close", reason, desc);
                        self.writeBuffer = [];
                        self.prevBufferLen = 0
                    }
                };
                Socket.prototype.filterUpgrades = function (upgrades) {
                    var filteredUpgrades = [];
                    for (var i = 0, j = upgrades.length; i < j; i++) {
                        if (~index(this.transports, upgrades[i]))filteredUpgrades.push(upgrades[i])
                    }
                    return filteredUpgrades
                }
            }).call(this, typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : typeof global !== "undefined" ? global : {})
        }, {
            "./transport": 4,
            "./transports": 5,
            "component-emitter": 15,
            debug: 17,
            "engine.io-parser": 19,
            indexof: 23,
            parsejson: 26,
            parseqs: 27,
            parseuri: 28
        }],
        4: [function (_dereq_, module, exports) {
            var parser = _dereq_("engine.io-parser");
            var Emitter = _dereq_("component-emitter");
            module.exports = Transport;
            function Transport(opts) {
                this.path = opts.path;
                this.hostname = opts.hostname;
                this.port = opts.port;
                this.secure = opts.secure;
                this.query = opts.query;
                this.timestampParam = opts.timestampParam;
                this.timestampRequests = opts.timestampRequests;
                this.readyState = "";
                this.agent = opts.agent || false;
                this.socket = opts.socket;
                this.enablesXDR = opts.enablesXDR;
                this.pfx = opts.pfx;
                this.key = opts.key;
                this.passphrase = opts.passphrase;
                this.cert = opts.cert;
                this.ca = opts.ca;
                this.ciphers = opts.ciphers;
                this.rejectUnauthorized = opts.rejectUnauthorized;
                this.extraHeaders = opts.extraHeaders
            }

            Emitter(Transport.prototype);
            Transport.prototype.onError = function (msg, desc) {
                var err = new Error(msg);
                err.type = "TransportError";
                err.description = desc;
                this.emit("error", err);
                return this
            };
            Transport.prototype.open = function () {
                if ("closed" == this.readyState || "" == this.readyState) {
                    this.readyState = "opening";
                    this.doOpen()
                }
                return this
            };
            Transport.prototype.close = function () {
                if ("opening" == this.readyState || "open" == this.readyState) {
                    this.doClose();
                    this.onClose()
                }
                return this
            };
            Transport.prototype.send = function (packets) {
                if ("open" == this.readyState) {
                    this.write(packets)
                } else {
                    throw new Error("Transport not open")
                }
            };
            Transport.prototype.onOpen = function () {
                this.readyState = "open";
                this.writable = true;
                this.emit("open")
            };
            Transport.prototype.onData = function (data) {
                var packet = parser.decodePacket(data, this.socket.binaryType);
                this.onPacket(packet)
            };
            Transport.prototype.onPacket = function (packet) {
                this.emit("packet", packet)
            };
            Transport.prototype.onClose = function () {
                this.readyState = "closed";
                this.emit("close")
            }
        }, {"component-emitter": 15, "engine.io-parser": 19}],
        5: [function (_dereq_, module, exports) {
            (function (global) {
                var XMLHttpRequest = _dereq_("xmlhttprequest-ssl");
                var XHR = _dereq_("./polling-xhr");
                var JSONP = _dereq_("./polling-jsonp");
                var websocket = _dereq_("./websocket");
                exports.polling = polling;
                exports.websocket = websocket;
                function polling(opts) {
                    var xhr;
                    var xd = false;
                    var xs = false;
                    var jsonp = false !== opts.jsonp;
                    if (global.location) {
                        var isSSL = "https:" == location.protocol;
                        var port = location.port;
                        if (!port) {
                            port = isSSL ? 443 : 80
                        }
                        xd = opts.hostname != location.hostname || port != opts.port;
                        xs = opts.secure != isSSL
                    }
                    opts.xdomain = xd;
                    opts.xscheme = xs;
                    xhr = new XMLHttpRequest(opts);
                    if ("open" in xhr && !opts.forceJSONP) {
                        return new XHR(opts)
                    } else {
                        if (!jsonp)throw new Error("JSONP disabled");
                        return new JSONP(opts)
                    }
                }
            }).call(this, typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : typeof global !== "undefined" ? global : {})
        }, {"./polling-jsonp": 6, "./polling-xhr": 7, "./websocket": 9, "xmlhttprequest-ssl": 10}],
        6: [function (_dereq_, module, exports) {
            (function (global) {
                var Polling = _dereq_("./polling");
                var inherit = _dereq_("component-inherit");
                module.exports = JSONPPolling;
                var rNewline = /\n/g;
                var rEscapedNewline = /\\n/g;
                var callbacks;
                var index = 0;

                function empty() {
                }

                function JSONPPolling(opts) {
                    Polling.call(this, opts);
                    this.query = this.query || {};
                    if (!callbacks) {
                        if (!global.___eio)global.___eio = [];
                        callbacks = global.___eio
                    }
                    this.index = callbacks.length;
                    var self = this;
                    callbacks.push(function (msg) {
                        self.onData(msg)
                    });
                    this.query.j = this.index;
                    if (global.document && global.addEventListener) {
                        global.addEventListener("beforeunload", function () {
                            if (self.script)self.script.onerror = empty
                        }, false)
                    }
                }

                inherit(JSONPPolling, Polling);
                JSONPPolling.prototype.supportsBinary = false;
                JSONPPolling.prototype.doClose = function () {
                    if (this.script) {
                        this.script.parentNode.removeChild(this.script);
                        this.script = null
                    }
                    if (this.form) {
                        this.form.parentNode.removeChild(this.form);
                        this.form = null;
                        this.iframe = null
                    }
                    Polling.prototype.doClose.call(this)
                };
                JSONPPolling.prototype.doPoll = function () {
                    var self = this;
                    var script = document.createElement("script");
                    if (this.script) {
                        this.script.parentNode.removeChild(this.script);
                        this.script = null
                    }
                    script.async = true;
                    script.src = this.uri();
                    script.onerror = function (e) {
                        self.onError("jsonp poll error", e)
                    };
                    var insertAt = document.getElementsByTagName("script")[0];
                    if (insertAt) {
                        insertAt.parentNode.insertBefore(script, insertAt)
                    } else {
                        (document.head || document.body).appendChild(script)
                    }
                    this.script = script;
                    var isUAgecko = "undefined" != typeof navigator && /gecko/i.test(navigator.userAgent);
                    if (isUAgecko) {
                        setTimeout(function () {
                            var iframe = document.createElement("iframe");
                            document.body.appendChild(iframe);
                            document.body.removeChild(iframe)
                        }, 100)
                    }
                };
                JSONPPolling.prototype.doWrite = function (data, fn) {
                    var self = this;
                    if (!this.form) {
                        var form = document.createElement("form");
                        var area = document.createElement("textarea");
                        var id = this.iframeId = "eio_iframe_" + this.index;
                        var iframe;
                        form.className = "socketio";
                        form.style.position = "absolute";
                        form.style.top = "-1000px";
                        form.style.left = "-1000px";
                        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.uri();
                    function complete() {
                        initIframe();
                        fn()
                    }

                    function initIframe() {
                        if (self.iframe) {
                            try {
                                self.form.removeChild(self.iframe)
                            } catch (e) {
                                self.onError("jsonp polling iframe removal error", e)
                            }
                        }
                        try {
                            var html = '<iframe src="javascript:0" name="' + self.iframeId + '">';
                            iframe = document.createElement(html)
                        } catch (e) {
                            iframe = document.createElement("iframe");
                            iframe.name = self.iframeId;
                            iframe.src = "javascript:0"
                        }
                        iframe.id = self.iframeId;
                        self.form.appendChild(iframe);
                        self.iframe = iframe
                    }

                    initIframe();
                    data = data.replace(rEscapedNewline, "\\\n");
                    this.area.value = data.replace(rNewline, "\\n");
                    try {
                        this.form.submit()
                    } catch (e) {
                    }
                    if (this.iframe.attachEvent) {
                        this.iframe.onreadystatechange = function () {
                            if (self.iframe.readyState == "complete") {
                                complete()
                            }
                        }
                    } else {
                        this.iframe.onload = complete
                    }
                }
            }).call(this, typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : typeof global !== "undefined" ? global : {})
        }, {"./polling": 8, "component-inherit": 16}],
        7: [function (_dereq_, module, exports) {
            (function (global) {
                var XMLHttpRequest = _dereq_("xmlhttprequest-ssl");
                var Polling = _dereq_("./polling");
                var Emitter = _dereq_("component-emitter");
                var inherit = _dereq_("component-inherit");
                var debug = _dereq_("debug")("engine.io-client:polling-xhr");
                module.exports = XHR;
                module.exports.Request = Request;
                function empty() {
                }

                function XHR(opts) {
                    Polling.call(this, opts);
                    if (global.location) {
                        var isSSL = "https:" == location.protocol;
                        var port = location.port;
                        if (!port) {
                            port = isSSL ? 443 : 80
                        }
                        this.xd = opts.hostname != global.location.hostname || port != opts.port;
                        this.xs = opts.secure != isSSL
                    } else {
                        this.extraHeaders = opts.extraHeaders
                    }
                }

                inherit(XHR, Polling);
                XHR.prototype.supportsBinary = true;
                XHR.prototype.request = function (opts) {
                    opts = opts || {};
                    opts.uri = this.uri();
                    opts.xd = this.xd;
                    opts.xs = this.xs;
                    opts.agent = this.agent || false;
                    opts.supportsBinary = this.supportsBinary;
                    opts.enablesXDR = this.enablesXDR;
                    opts.pfx = this.pfx;
                    opts.key = this.key;
                    opts.passphrase = this.passphrase;
                    opts.cert = this.cert;
                    opts.ca = this.ca;
                    opts.ciphers = this.ciphers;
                    opts.rejectUnauthorized = this.rejectUnauthorized;
                    opts.extraHeaders = this.extraHeaders;
                    return new Request(opts)
                };
                XHR.prototype.doWrite = function (data, fn) {
                    var isBinary = typeof data !== "string" && data !== undefined;
                    var req = this.request({method: "POST", data: data, isBinary: isBinary});
                    var self = this;
                    req.on("success", fn);
                    req.on("error", function (err) {
                        self.onError("xhr post error", err)
                    });
                    this.sendXhr = req
                };
                XHR.prototype.doPoll = function () {
                    debug("xhr poll");
                    var req = this.request();
                    var self = this;
                    req.on("data", function (data) {
                        self.onData(data)
                    });
                    req.on("error", function (err) {
                        self.onError("xhr poll error", err)
                    });
                    this.pollXhr = req
                };
                function Request(opts) {
                    this.method = opts.method || "GET";
                    this.uri = opts.uri;
                    this.xd = !!opts.xd;
                    this.xs = !!opts.xs;
                    this.async = false !== opts.async;
                    this.data = undefined != opts.data ? opts.data : null;
                    this.agent = opts.agent;
                    this.isBinary = opts.isBinary;
                    this.supportsBinary = opts.supportsBinary;
                    this.enablesXDR = opts.enablesXDR;
                    this.pfx = opts.pfx;
                    this.key = opts.key;
                    this.passphrase = opts.passphrase;
                    this.cert = opts.cert;
                    this.ca = opts.ca;
                    this.ciphers = opts.ciphers;
                    this.rejectUnauthorized = opts.rejectUnauthorized;
                    this.extraHeaders = opts.extraHeaders;
                    this.create()
                }

                Emitter(Request.prototype);
                Request.prototype.create = function () {
                    var opts = {agent: this.agent, xdomain: this.xd, xscheme: this.xs, enablesXDR: this.enablesXDR};
                    opts.pfx = this.pfx;
                    opts.key = this.key;
                    opts.passphrase = this.passphrase;
                    opts.cert = this.cert;
                    opts.ca = this.ca;
                    opts.ciphers = this.ciphers;
                    opts.rejectUnauthorized = this.rejectUnauthorized;
                    var xhr = this.xhr = new XMLHttpRequest(opts);
                    var self = this;
                    try {
                        debug("xhr open %s: %s", this.method, this.uri);
                        xhr.open(this.method, this.uri, this.async);
                        try {
                            if (this.extraHeaders) {
                                xhr.setDisableHeaderCheck(true);
                                for (var i in this.extraHeaders) {
                                    if (this.extraHeaders.hasOwnProperty(i)) {
                                        xhr.setRequestHeader(i, this.extraHeaders[i])
                                    }
                                }
                            }
                        } catch (e) {
                        }
                        if (this.supportsBinary) {
                            xhr.responseType = "arraybuffer"
                        }
                        if ("POST" == this.method) {
                            try {
                                if (this.isBinary) {
                                    xhr.setRequestHeader("Content-type", "application/octet-stream")
                                } else {
                                    xhr.setRequestHeader("Content-type", "text/plain;charset=UTF-8")
                                }
                            } catch (e) {
                            }
                        }
                        if ("withCredentials" in xhr) {
                            xhr.withCredentials = true
                        }
                        if (this.hasXDR()) {
                            xhr.onload = function () {
                                self.onLoad()
                            };
                            xhr.onerror = function () {
                                self.onError(xhr.responseText)
                            }
                        } else {
                            xhr.onreadystatechange = function () {
                                if (4 != xhr.readyState)return;
                                if (200 == xhr.status || 1223 == xhr.status) {
                                    self.onLoad()
                                } else {
                                    setTimeout(function () {
                                        self.onError(xhr.status)
                                    }, 0)
                                }
                            }
                        }
                        debug("xhr data %s", this.data);
                        xhr.send(this.data)
                    } catch (e) {
                        setTimeout(function () {
                            self.onError(e)
                        }, 0);
                        return
                    }
                    if (global.document) {
                        this.index = Request.requestsCount++;
                        Request.requests[this.index] = this
                    }
                };
                Request.prototype.onSuccess = function () {
                    this.emit("success");
                    this.cleanup()
                };
                Request.prototype.onData = function (data) {
                    this.emit("data", data);
                    this.onSuccess()
                };
                Request.prototype.onError = function (err) {
                    this.emit("error", err);
                    this.cleanup(true)
                };
                Request.prototype.cleanup = function (fromError) {
                    if ("undefined" == typeof this.xhr || null === this.xhr) {
                        return
                    }
                    if (this.hasXDR()) {
                        this.xhr.onload = this.xhr.onerror = empty
                    } else {
                        this.xhr.onreadystatechange = empty
                    }
                    if (fromError) {
                        try {
                            this.xhr.abort()
                        } catch (e) {
                        }
                    }
                    if (global.document) {
                        delete Request.requests[this.index]
                    }
                    this.xhr = null
                };
                Request.prototype.onLoad = function () {
                    var data;
                    try {
                        var contentType;
                        try {
                            contentType = this.xhr.getResponseHeader("Content-Type").split(";")[0]
                        } catch (e) {
                        }
                        if (contentType === "application/octet-stream") {
                            data = this.xhr.response
                        } else {
                            if (!this.supportsBinary) {
                                data = this.xhr.responseText
                            } else {
                                try {
                                    data = String.fromCharCode.apply(null, new Uint8Array(this.xhr.response))
                                } catch (e) {
                                    var ui8Arr = new Uint8Array(this.xhr.response);
                                    var dataArray = [];
                                    for (var idx = 0, length = ui8Arr.length; idx < length; idx++) {
                                        dataArray.push(ui8Arr[idx])
                                    }
                                    data = String.fromCharCode.apply(null, dataArray)
                                }
                            }
                        }
                    } catch (e) {
                        this.onError(e)
                    }
                    if (null != data) {
                        this.onData(data)
                    }
                };
                Request.prototype.hasXDR = function () {
                    return "undefined" !== typeof global.XDomainRequest && !this.xs && this.enablesXDR
                };
                Request.prototype.abort = function () {
                    this.cleanup()
                };
                if (global.document) {
                    Request.requestsCount = 0;
                    Request.requests = {};
                    if (global.attachEvent) {
                        global.attachEvent("onunload", unloadHandler)
                    } else if (global.addEventListener) {
                        global.addEventListener("beforeunload", unloadHandler, false)
                    }
                }
                function unloadHandler() {
                    for (var i in Request.requests) {
                        if (Request.requests.hasOwnProperty(i)) {
                            Request.requests[i].abort()
                        }
                    }
                }
            }).call(this, typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : typeof global !== "undefined" ? global : {})
        }, {"./polling": 8, "component-emitter": 15, "component-inherit": 16, debug: 17, "xmlhttprequest-ssl": 10}],
        8: [function (_dereq_, module, exports) {
            var Transport = _dereq_("../transport");
            var parseqs = _dereq_("parseqs");
            var parser = _dereq_("engine.io-parser");
            var inherit = _dereq_("component-inherit");
            var yeast = _dereq_("yeast");
            var debug = _dereq_("debug")("engine.io-client:polling");
            module.exports = Polling;
            var hasXHR2 = function () {
                var XMLHttpRequest = _dereq_("xmlhttprequest-ssl");
                var xhr = new XMLHttpRequest({xdomain: false});
                return null != xhr.responseType
            }();

            function Polling(opts) {
                var forceBase64 = opts && opts.forceBase64;
                if (!hasXHR2 || forceBase64) {
                    this.supportsBinary = false
                }
                Transport.call(this, opts)
            }

            inherit(Polling, Transport);
            Polling.prototype.name = "polling";
            Polling.prototype.doOpen = function () {
                this.poll()
            };
            Polling.prototype.pause = function (onPause) {
                var pending = 0;
                var self = this;
                this.readyState = "pausing";
                function pause() {
                    debug("paused");
                    self.readyState = "paused";
                    onPause()
                }

                if (this.polling || !this.writable) {
                    var total = 0;
                    if (this.polling) {
                        debug("we are currently polling - waiting to pause");
                        total++;
                        this.once("pollComplete", function () {
                            debug("pre-pause polling complete");
                            --total || pause()
                        })
                    }
                    if (!this.writable) {
                        debug("we are currently writing - waiting to pause");
                        total++;
                        this.once("drain", function () {
                            debug("pre-pause writing complete");
                            --total || pause()
                        })
                    }
                } else {
                    pause()
                }
            };
            Polling.prototype.poll = function () {
                debug("polling");
                this.polling = true;
                this.doPoll();
                this.emit("poll")
            };
            Polling.prototype.onData = function (data) {
                var self = this;
                debug("polling got data %s", data);
                var callback = function (packet, index, total) {
                    if ("opening" == self.readyState) {
                        self.onOpen()
                    }
                    if ("close" == packet.type) {
                        self.onClose();
                        return false
                    }
                    self.onPacket(packet)
                };
                parser.decodePayload(data, this.socket.binaryType, callback);
                if ("closed" != this.readyState) {
                    this.polling = false;
                    this.emit("pollComplete");
                    if ("open" == this.readyState) {
                        this.poll()
                    } else {
                        debug('ignoring poll - transport state "%s"', this.readyState)
                    }
                }
            };
            Polling.prototype.doClose = function () {
                var self = this;

                function close() {
                    debug("writing close packet");
                    self.write([{type: "close"}])
                }

                if ("open" == this.readyState) {
                    debug("transport open - closing");
                    close()
                } else {
                    debug("transport not open - deferring close");
                    this.once("open", close)
                }
            };
            Polling.prototype.write = function (packets) {
                var self = this;
                this.writable = false;
                var callbackfn = function () {
                    self.writable = true;
                    self.emit("drain")
                };
                var self = this;
                parser.encodePayload(packets, this.supportsBinary, function (data) {
                    self.doWrite(data, callbackfn)
                })
            };
            Polling.prototype.uri = function () {
                var query = this.query || {};
                var schema = this.secure ? "https" : "http";
                var port = "";
                if (false !== this.timestampRequests) {
                    query[this.timestampParam] = yeast()
                }
                if (!this.supportsBinary && !query.sid) {
                    query.b64 = 1
                }
                query = parseqs.encode(query);
                if (this.port && ("https" == schema && this.port != 443 || "http" == schema && this.port != 80)) {
                    port = ":" + this.port
                }
                if (query.length) {
                    query = "?" + query
                }
                var ipv6 = this.hostname.indexOf(":") !== -1;
                return schema + "://" + (ipv6 ? "[" + this.hostname + "]" : this.hostname) + port + this.path + query
            }
        }, {
            "../transport": 4,
            "component-inherit": 16,
            debug: 17,
            "engine.io-parser": 19,
            parseqs: 27,
            "xmlhttprequest-ssl": 10,
            yeast: 30
        }],
        9: [function (_dereq_, module, exports) {
            (function (global) {
                var Transport = _dereq_("../transport");
                var parser = _dereq_("engine.io-parser");
                var parseqs = _dereq_("parseqs");
                var inherit = _dereq_("component-inherit");
                var yeast = _dereq_("yeast");
                var debug = _dereq_("debug")("engine.io-client:websocket");
                var BrowserWebSocket = global.WebSocket || global.MozWebSocket;
                var WebSocket = BrowserWebSocket;
                if (!WebSocket && typeof window === "undefined") {
                    try {
                        WebSocket = _dereq_("ws")
                    } catch (e) {
                    }
                }
                module.exports = WS;
                function WS(opts) {
                    var forceBase64 = opts && opts.forceBase64;
                    if (forceBase64) {
                        this.supportsBinary = false
                    }
                    this.perMessageDeflate = opts.perMessageDeflate;
                    Transport.call(this, opts)
                }

                inherit(WS, Transport);
                WS.prototype.name = "websocket";
                WS.prototype.supportsBinary = true;
                WS.prototype.doOpen = function () {
                    if (!this.check()) {
                        return
                    }
                    var self = this;
                    var uri = this.uri();
                    var protocols = void 0;
                    var opts = {agent: this.agent, perMessageDeflate: this.perMessageDeflate};
                    opts.pfx = this.pfx;
                    opts.key = this.key;
                    opts.passphrase = this.passphrase;
                    opts.cert = this.cert;
                    opts.ca = this.ca;
                    opts.ciphers = this.ciphers;
                    opts.rejectUnauthorized = this.rejectUnauthorized;
                    if (this.extraHeaders) {
                        opts.headers = this.extraHeaders
                    }
                    this.ws = BrowserWebSocket ? new WebSocket(uri) : new WebSocket(uri, protocols, opts);
                    if (this.ws.binaryType === undefined) {
                        this.supportsBinary = false
                    }
                    if (this.ws.supports && this.ws.supports.binary) {
                        this.supportsBinary = true;
                        this.ws.binaryType = "buffer"
                    } else {
                        this.ws.binaryType = "arraybuffer"
                    }
                    this.addEventListeners()
                };
                WS.prototype.addEventListeners = function () {
                    var self = this;
                    this.ws.onopen = function () {
                        self.onOpen()
                    };
                    this.ws.onclose = function () {
                        self.onClose()
                    };
                    this.ws.onmessage = function (ev) {
                        self.onData(ev.data)
                    };
                    this.ws.onerror = function (e) {
                        self.onError("websocket error", e)
                    }
                };
                if ("undefined" != typeof navigator && /iPad|iPhone|iPod/i.test(navigator.userAgent)) {
                    WS.prototype.onData = function (data) {
                        var self = this;
                        setTimeout(function () {
                            Transport.prototype.onData.call(self, data)
                        }, 0)
                    }
                }
                WS.prototype.write = function (packets) {
                    var self = this;
                    this.writable = false;
                    var total = packets.length;
                    for (var i = 0, l = total; i < l; i++) {
                        (function (packet) {
                            parser.encodePacket(packet, self.supportsBinary, function (data) {
                                if (!BrowserWebSocket) {
                                    var opts = {};
                                    if (packet.options) {
                                        opts.compress = packet.options.compress
                                    }
                                    if (self.perMessageDeflate) {
                                        var len = "string" == typeof data ? global.Buffer.byteLength(data) : data.length;
                                        if (len < self.perMessageDeflate.threshold) {
                                            opts.compress = false
                                        }
                                    }
                                }
                                try {
                                    if (BrowserWebSocket) {
                                        self.ws.send(data)
                                    } else {
                                        self.ws.send(data, opts)
                                    }
                                } catch (e) {
                                    debug("websocket closed before onclose event")
                                }
                                --total || done()
                            })
                        })(packets[i])
                    }
                    function done() {
                        self.emit("flush");
                        setTimeout(function () {
                            self.writable = true;
                            self.emit("drain")
                        }, 0)
                    }
                };
                WS.prototype.onClose = function () {
                    Transport.prototype.onClose.call(this)
                };
                WS.prototype.doClose = function () {
                    if (typeof this.ws !== "undefined") {
                        this.ws.close()
                    }
                };
                WS.prototype.uri = function () {
                    var query = this.query || {};
                    var schema = this.secure ? "wss" : "ws";
                    var port = "";
                    if (this.port && ("wss" == schema && this.port != 443 || "ws" == schema && this.port != 80)) {
                        port = ":" + this.port
                    }
                    if (this.timestampRequests) {
                        query[this.timestampParam] = yeast()
                    }
                    if (!this.supportsBinary) {
                        query.b64 = 1
                    }
                    query = parseqs.encode(query);
                    if (query.length) {
                        query = "?" + query
                    }
                    var ipv6 = this.hostname.indexOf(":") !== -1;
                    return schema + "://" + (ipv6 ? "[" + this.hostname + "]" : this.hostname) + port + this.path + query
                };
                WS.prototype.check = function () {
                    return !!WebSocket && !("__initialize" in WebSocket && this.name === WS.prototype.name)
                }
            }).call(this, typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : typeof global !== "undefined" ? global : {})
        }, {
            "../transport": 4,
            "component-inherit": 16,
            debug: 17,
            "engine.io-parser": 19,
            parseqs: 27,
            ws: undefined,
            yeast: 30
        }],
        10: [function (_dereq_, module, exports) {
            var hasCORS = _dereq_("has-cors");
            module.exports = function (opts) {
                var xdomain = opts.xdomain;
                var xscheme = opts.xscheme;
                var enablesXDR = opts.enablesXDR;
                try {
                    if ("undefined" != typeof XMLHttpRequest && (!xdomain || hasCORS)) {
                        return new XMLHttpRequest
                    }
                } catch (e) {
                }
                try {
                    if ("undefined" != typeof XDomainRequest && !xscheme && enablesXDR) {
                        return new XDomainRequest
                    }
                } catch (e) {
                }
                if (!xdomain) {
                    try {
                        return new ActiveXObject("Microsoft.XMLHTTP")
                    } catch (e) {
                    }
                }
            }
        }, {"has-cors": 22}],
        11: [function (_dereq_, module, exports) {
            module.exports = after;
            function after(count, callback, err_cb) {
                var bail = false;
                err_cb = err_cb || noop;
                proxy.count = count;
                return count === 0 ? callback() : proxy;
                function proxy(err, result) {
                    if (proxy.count <= 0) {
                        throw new Error("after called too many times")
                    }
                    --proxy.count;
                    if (err) {
                        bail = true;
                        callback(err);
                        callback = err_cb
                    } else if (proxy.count === 0 && !bail) {
                        callback(null, result)
                    }
                }
            }

            function noop() {
            }
        }, {}],
        12: [function (_dereq_, module, exports) {
            module.exports = function (arraybuffer, start, end) {
                var bytes = arraybuffer.byteLength;
                start = start || 0;
                end = end || bytes;
                if (arraybuffer.slice) {
                    return arraybuffer.slice(start, end)
                }
                if (start < 0) {
                    start += bytes
                }
                if (end < 0) {
                    end += bytes
                }
                if (end > bytes) {
                    end = bytes
                }
                if (start >= bytes || start >= end || bytes === 0) {
                    return new ArrayBuffer(0)
                }
                var abv = new Uint8Array(arraybuffer);
                var result = new Uint8Array(end - start);
                for (var i = start, ii = 0; i < end; i++, ii++) {
                    result[ii] = abv[i]
                }
                return result.buffer
            }
        }, {}],
        13: [function (_dereq_, module, exports) {
            (function (chars) {
                "use strict";
                exports.encode = function (arraybuffer) {
                    var bytes = new Uint8Array(arraybuffer), i, len = bytes.length, base64 = "";
                    for (i = 0; i < len; i += 3) {
                        base64 += chars[bytes[i] >> 2];
                        base64 += chars[(bytes[i] & 3) << 4 | bytes[i + 1] >> 4];
                        base64 += chars[(bytes[i + 1] & 15) << 2 | bytes[i + 2] >> 6];
                        base64 += chars[bytes[i + 2] & 63]
                    }
                    if (len % 3 === 2) {
                        base64 = base64.substring(0, base64.length - 1) + "="
                    } else if (len % 3 === 1) {
                        base64 = base64.substring(0, base64.length - 2) + "=="
                    }
                    return base64
                };
                exports.decode = function (base64) {
                    var bufferLength = base64.length * .75, len = base64.length, i, p = 0, encoded1, encoded2, encoded3, encoded4;
                    if (base64[base64.length - 1] === "=") {
                        bufferLength--;
                        if (base64[base64.length - 2] === "=") {
                            bufferLength--
                        }
                    }
                    var arraybuffer = new ArrayBuffer(bufferLength), bytes = new Uint8Array(arraybuffer);
                    for (i = 0; i < len; i += 4) {
                        encoded1 = chars.indexOf(base64[i]);
                        encoded2 = chars.indexOf(base64[i + 1]);
                        encoded3 = chars.indexOf(base64[i + 2]);
                        encoded4 = chars.indexOf(base64[i + 3]);
                        bytes[p++] = encoded1 << 2 | encoded2 >> 4;
                        bytes[p++] = (encoded2 & 15) << 4 | encoded3 >> 2;
                        bytes[p++] = (encoded3 & 3) << 6 | encoded4 & 63
                    }
                    return arraybuffer
                }
            })("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/")
        }, {}],
        14: [function (_dereq_, module, exports) {
            (function (global) {
                var BlobBuilder = global.BlobBuilder || global.WebKitBlobBuilder || global.MSBlobBuilder || global.MozBlobBuilder;
                var blobSupported = function () {
                    try {
                        var a = new Blob(["hi"]);
                        return a.size === 2
                    } catch (e) {
                        return false
                    }
                }();
                var blobSupportsArrayBufferView = blobSupported && function () {
                        try {
                            var b = new Blob([new Uint8Array([1, 2])]);
                            return b.size === 2
                        } catch (e) {
                            return false
                        }
                    }();
                var blobBuilderSupported = BlobBuilder && BlobBuilder.prototype.append && BlobBuilder.prototype.getBlob;

                function mapArrayBufferViews(ary) {
                    for (var i = 0; i < ary.length; i++) {
                        var chunk = ary[i];
                        if (chunk.buffer instanceof ArrayBuffer) {
                            var buf = chunk.buffer;
                            if (chunk.byteLength !== buf.byteLength) {
                                var copy = new Uint8Array(chunk.byteLength);
                                copy.set(new Uint8Array(buf, chunk.byteOffset, chunk.byteLength));
                                buf = copy.buffer
                            }
                            ary[i] = buf
                        }
                    }
                }

                function BlobBuilderConstructor(ary, options) {
                    options = options || {};
                    var bb = new BlobBuilder;
                    mapArrayBufferViews(ary);
                    for (var i = 0; i < ary.length; i++) {
                        bb.append(ary[i])
                    }
                    return options.type ? bb.getBlob(options.type) : bb.getBlob()
                }

                function BlobConstructor(ary, options) {
                    mapArrayBufferViews(ary);
                    return new Blob(ary, options || {})
                }

                module.exports = function () {
                    if (blobSupported) {
                        return blobSupportsArrayBufferView ? global.Blob : BlobConstructor
                    } else if (blobBuilderSupported) {
                        return BlobBuilderConstructor
                    } else {
                        return undefined
                    }
                }()
            }).call(this, typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : typeof global !== "undefined" ? global : {})
        }, {}],
        15: [function (_dereq_, module, exports) {
            module.exports = Emitter;
            function Emitter(obj) {
                if (obj)return mixin(obj)
            }

            function mixin(obj) {
                for (var key in Emitter.prototype) {
                    obj[key] = Emitter.prototype[key]
                }
                return obj
            }

            Emitter.prototype.on = Emitter.prototype.addEventListener = function (event, fn) {
                this._callbacks = this._callbacks || {};
                (this._callbacks[event] = this._callbacks[event] || []).push(fn);
                return this
            };
            Emitter.prototype.once = function (event, fn) {
                var self = this;
                this._callbacks = this._callbacks || {};
                function on() {
                    self.off(event, on);
                    fn.apply(this, arguments)
                }

                on.fn = fn;
                this.on(event, on);
                return this
            };
            Emitter.prototype.off = Emitter.prototype.removeListener = Emitter.prototype.removeAllListeners = Emitter.prototype.removeEventListener = function (event, fn) {
                this._callbacks = this._callbacks || {};
                if (0 == arguments.length) {
                    this._callbacks = {};
                    return this
                }
                var callbacks = this._callbacks[event];
                if (!callbacks)return this;
                if (1 == arguments.length) {
                    delete this._callbacks[event];
                    return this
                }
                var cb;
                for (var i = 0; i < callbacks.length; i++) {
                    cb = callbacks[i];
                    if (cb === fn || cb.fn === fn) {
                        callbacks.splice(i, 1);
                        break
                    }
                }
                return this
            };
            Emitter.prototype.emit = function (event) {
                this._callbacks = this._callbacks || {};
                var args = [].slice.call(arguments, 1), callbacks = this._callbacks[event];
                if (callbacks) {
                    callbacks = callbacks.slice(0);
                    for (var i = 0, len = callbacks.length; i < len; ++i) {
                        callbacks[i].apply(this, args)
                    }
                }
                return this
            };
            Emitter.prototype.listeners = function (event) {
                this._callbacks = this._callbacks || {};
                return this._callbacks[event] || []
            };
            Emitter.prototype.hasListeners = function (event) {
                return !!this.listeners(event).length
            }
        }, {}],
        16: [function (_dereq_, module, exports) {
            module.exports = function (a, b) {
                var fn = function () {
                };
                fn.prototype = b.prototype;
                a.prototype = new fn;
                a.prototype.constructor = a
            }
        }, {}],
        17: [function (_dereq_, module, exports) {
            exports = module.exports = _dereq_("./debug");
            exports.log = log;
            exports.formatArgs = formatArgs;
            exports.save = save;
            exports.load = load;
            exports.useColors = useColors;
            exports.storage = "undefined" != typeof chrome && "undefined" != typeof chrome.storage ? chrome.storage.local : localstorage();
            exports.colors = ["lightseagreen", "forestgreen", "goldenrod", "dodgerblue", "darkorchid", "crimson"];
            function useColors() {
                return "WebkitAppearance" in document.documentElement.style || window.console && (console.firebug || console.exception && console.table) || navigator.userAgent.toLowerCase().match(/firefox\/(\d+)/) && parseInt(RegExp.$1, 10) >= 31
            }

            exports.formatters.j = function (v) {
                return JSON.stringify(v)
            };
            function formatArgs() {
                var args = arguments;
                var useColors = this.useColors;
                args[0] = (useColors ? "%c" : "") + this.namespace + (useColors ? " %c" : " ") + args[0] + (useColors ? "%c " : " ") + "+" + exports.humanize(this.diff);
                if (!useColors)return args;
                var c = "color: " + this.color;
                args = [args[0], c, "color: inherit"].concat(Array.prototype.slice.call(args, 1));
                var index = 0;
                var lastC = 0;
                args[0].replace(/%[a-z%]/g, function (match) {
                    if ("%%" === match)return;
                    index++;
                    if ("%c" === match) {
                        lastC = index
                    }
                });
                args.splice(lastC, 0, c);
                return args
            }

            function log() {
                return "object" === typeof console && console.log && Function.prototype.apply.call(console.log, console, arguments)
            }

            function save(namespaces) {
                try {
                    if (null == namespaces) {
                        exports.storage.removeItem("debug")
                    } else {
                        exports.storage.debug = namespaces
                    }
                } catch (e) {
                }
            }

            function load() {
                var r;
                try {
                    r = exports.storage.debug
                } catch (e) {
                }
                return r
            }

            exports.enable(load());
            function localstorage() {
                try {
                    return window.localStorage
                } catch (e) {
                }
            }
        }, {"./debug": 18}],
        18: [function (_dereq_, module, exports) {
            exports = module.exports = debug;
            exports.coerce = coerce;
            exports.disable = disable;
            exports.enable = enable;
            exports.enabled = enabled;
            exports.humanize = _dereq_("ms");
            exports.names = [];
            exports.skips = [];
            exports.formatters = {};
            var prevColor = 0;
            var prevTime;

            function selectColor() {
                return exports.colors[prevColor++ % exports.colors.length]
            }

            function debug(namespace) {
                function disabled() {
                }

                disabled.enabled = false;
                function enabled() {
                    var self = enabled;
                    var curr = +new Date;
                    var ms = curr - (prevTime || curr);
                    self.diff = ms;
                    self.prev = prevTime;
                    self.curr = curr;
                    prevTime = curr;
                    if (null == self.useColors)self.useColors = exports.useColors();
                    if (null == self.color && self.useColors)self.color = selectColor();
                    var args = Array.prototype.slice.call(arguments);
                    args[0] = exports.coerce(args[0]);
                    if ("string" !== typeof args[0]) {
                        args = ["%o"].concat(args)
                    }
                    var index = 0;
                    args[0] = args[0].replace(/%([a-z%])/g, function (match, format) {
                        if (match === "%%")return match;
                        index++;
                        var formatter = exports.formatters[format];
                        if ("function" === typeof formatter) {
                            var val = args[index];
                            match = formatter.call(self, val);
                            args.splice(index, 1);
                            index--
                        }
                        return match
                    });
                    if ("function" === typeof exports.formatArgs) {
                        args = exports.formatArgs.apply(self, args)
                    }
                    var logFn = enabled.log || exports.log || console.log.bind(console);
                    logFn.apply(self, args)
                }

                enabled.enabled = true;
                var fn = exports.enabled(namespace) ? enabled : disabled;
                fn.namespace = namespace;
                return fn
            }

            function enable(namespaces) {
                exports.save(namespaces);
                var split = (namespaces || "").split(/[\s,]+/);
                var len = split.length;
                for (var i = 0; i < len; i++) {
                    if (!split[i])continue;
                    namespaces = split[i].replace(/\*/g, ".*?");
                    if (namespaces[0] === "-") {
                        exports.skips.push(new RegExp("^" + namespaces.substr(1) + "$"))
                    } else {
                        exports.names.push(new RegExp("^" + namespaces + "$"))
                    }
                }
            }

            function disable() {
                exports.enable("")
            }

            function enabled(name) {
                var i, len;
                for (i = 0, len = exports.skips.length; i < len; i++) {
                    if (exports.skips[i].test(name)) {
                        return false
                    }
                }
                for (i = 0, len = exports.names.length; i < len; i++) {
                    if (exports.names[i].test(name)) {
                        return true
                    }
                }
                return false
            }

            function coerce(val) {
                if (val instanceof Error)return val.stack || val.message;
                return val
            }
        }, {ms: 25}],
        19: [function (_dereq_, module, exports) {
            (function (global) {
                var keys = _dereq_("./keys");
                var hasBinary = _dereq_("has-binary");
                var sliceBuffer = _dereq_("arraybuffer.slice");
                var base64encoder = _dereq_("base64-arraybuffer");
                var after = _dereq_("after");
                var utf8 = _dereq_("utf8");
                var isAndroid = navigator.userAgent.match(/Android/i);
                var isPhantomJS = /PhantomJS/i.test(navigator.userAgent);
                var dontSendBlobs = isAndroid || isPhantomJS;
                exports.protocol = 3;
                var packets = exports.packets = {open: 0, close: 1, ping: 2, pong: 3, message: 4, upgrade: 5, noop: 6};
                var packetslist = keys(packets);
                var err = {type: "error", data: "parser error"};
                var Blob = _dereq_("blob");
                exports.encodePacket = function (packet, supportsBinary, utf8encode, callback) {
                    if ("function" == typeof supportsBinary) {
                        callback = supportsBinary;
                        supportsBinary = false
                    }
                    if ("function" == typeof utf8encode) {
                        callback = utf8encode;
                        utf8encode = null
                    }
                    var data = packet.data === undefined ? undefined : packet.data.buffer || packet.data;
                    if (global.ArrayBuffer && data instanceof ArrayBuffer) {
                        return encodeArrayBuffer(packet, supportsBinary, callback)
                    } else if (Blob && data instanceof global.Blob) {
                        return encodeBlob(packet, supportsBinary, callback)
                    }
                    if (data && data.base64) {
                        return encodeBase64Object(packet, callback)
                    }
                    var encoded = packets[packet.type];
                    if (undefined !== packet.data) {
                        encoded += utf8encode ? utf8.encode(String(packet.data)) : String(packet.data)
                    }
                    return callback("" + encoded)
                };
                function encodeBase64Object(packet, callback) {
                    var message = "b" + exports.packets[packet.type] + packet.data.data;
                    return callback(message)
                }

                function encodeArrayBuffer(packet, supportsBinary, callback) {
                    if (!supportsBinary) {
                        return exports.encodeBase64Packet(packet, callback)
                    }
                    var data = packet.data;
                    var contentArray = new Uint8Array(data);
                    var resultBuffer = new Uint8Array(1 + data.byteLength);
                    resultBuffer[0] = packets[packet.type];
                    for (var i = 0; i < contentArray.length; i++) {
                        resultBuffer[i + 1] = contentArray[i]
                    }
                    return callback(resultBuffer.buffer)
                }

                function encodeBlobAsArrayBuffer(packet, supportsBinary, callback) {
                    if (!supportsBinary) {
                        return exports.encodeBase64Packet(packet, callback)
                    }
                    var fr = new FileReader;
                    fr.onload = function () {
                        packet.data = fr.result;
                        exports.encodePacket(packet, supportsBinary, true, callback)
                    };
                    return fr.readAsArrayBuffer(packet.data)
                }

                function encodeBlob(packet, supportsBinary, callback) {
                    if (!supportsBinary) {
                        return exports.encodeBase64Packet(packet, callback)
                    }
                    if (dontSendBlobs) {
                        return encodeBlobAsArrayBuffer(packet, supportsBinary, callback)
                    }
                    var length = new Uint8Array(1);
                    length[0] = packets[packet.type];
                    var blob = new Blob([length.buffer, packet.data]);
                    return callback(blob)
                }

                exports.encodeBase64Packet = function (packet, callback) {
                    var message = "b" + exports.packets[packet.type];
                    if (Blob && packet.data instanceof global.Blob) {
                        var fr = new FileReader;
                        fr.onload = function () {
                            var b64 = fr.result.split(",")[1];
                            callback(message + b64)
                        };
                        return fr.readAsDataURL(packet.data)
                    }
                    var b64data;
                    try {
                        b64data = String.fromCharCode.apply(null, new Uint8Array(packet.data))
                    } catch (e) {
                        var typed = new Uint8Array(packet.data);
                        var basic = new Array(typed.length);
                        for (var i = 0; i < typed.length; i++) {
                            basic[i] = typed[i]
                        }
                        b64data = String.fromCharCode.apply(null, basic)
                    }
                    message += global.btoa(b64data);
                    return callback(message)
                };
                exports.decodePacket = function (data, binaryType, utf8decode) {
                    if (typeof data == "string" || data === undefined) {
                        if (data.charAt(0) == "b") {
                            return exports.decodeBase64Packet(data.substr(1), binaryType)
                        }
                        if (utf8decode) {
                            try {
                                data = utf8.decode(data)
                            } catch (e) {
                                return err
                            }
                        }
                        var type = data.charAt(0);
                        if (Number(type) != type || !packetslist[type]) {
                            return err
                        }
                        if (data.length > 1) {
                            return {type: packetslist[type], data: data.substring(1)}
                        } else {
                            return {type: packetslist[type]}
                        }
                    }
                    var asArray = new Uint8Array(data);
                    var type = asArray[0];
                    var rest = sliceBuffer(data, 1);
                    if (Blob && binaryType === "blob") {
                        rest = new Blob([rest])
                    }
                    return {type: packetslist[type], data: rest}
                };
                exports.decodeBase64Packet = function (msg, binaryType) {
                    var type = packetslist[msg.charAt(0)];
                    if (!global.ArrayBuffer) {
                        return {type: type, data: {base64: true, data: msg.substr(1)}}
                    }
                    var data = base64encoder.decode(msg.substr(1));
                    if (binaryType === "blob" && Blob) {
                        data = new Blob([data])
                    }
                    return {type: type, data: data}
                };
                exports.encodePayload = function (packets, supportsBinary, callback) {
                    if (typeof supportsBinary == "function") {
                        callback = supportsBinary;
                        supportsBinary = null
                    }
                    var isBinary = hasBinary(packets);
                    if (supportsBinary && isBinary) {
                        if (Blob && !dontSendBlobs) {
                            return exports.encodePayloadAsBlob(packets, callback)
                        }
                        return exports.encodePayloadAsArrayBuffer(packets, callback)
                    }
                    if (!packets.length) {
                        return callback("0:")
                    }
                    function setLengthHeader(message) {
                        return message.length + ":" + message
                    }

                    function encodeOne(packet, doneCallback) {
                        exports.encodePacket(packet, !isBinary ? false : supportsBinary, true, function (message) {
                            doneCallback(null, setLengthHeader(message))
                        })
                    }

                    map(packets, encodeOne, function (err, results) {
                        return callback(results.join(""))
                    })
                };
                function map(ary, each, done) {
                    var result = new Array(ary.length);
                    var next = after(ary.length, done);
                    var eachWithIndex = function (i, el, cb) {
                        each(el, function (error, msg) {
                            result[i] = msg;
                            cb(error, result)
                        })
                    };
                    for (var i = 0; i < ary.length; i++) {
                        eachWithIndex(i, ary[i], next)
                    }
                }

                exports.decodePayload = function (data, binaryType, callback) {
                    if (typeof data != "string") {
                        return exports.decodePayloadAsBinary(data, binaryType, callback)
                    }
                    if (typeof binaryType === "function") {
                        callback = binaryType;
                        binaryType = null
                    }
                    var packet;
                    if (data == "") {
                        return callback(err, 0, 1)
                    }
                    var length = "", n, msg;
                    for (var i = 0, l = data.length; i < l; i++) {
                        var chr = data.charAt(i);
                        if (":" != chr) {
                            length += chr
                        } else {
                            if ("" == length || length != (n = Number(length))) {
                                return callback(err, 0, 1)
                            }
                            msg = data.substr(i + 1, n);
                            if (length != msg.length) {
                                return callback(err, 0, 1)
                            }
                            if (msg.length) {
                                packet = exports.decodePacket(msg, binaryType, true);
                                if (err.type == packet.type && err.data == packet.data) {
                                    return callback(err, 0, 1)
                                }
                                var ret = callback(packet, i + n, l);
                                if (false === ret)return
                            }
                            i += n;
                            length = ""
                        }
                    }
                    if (length != "") {
                        return callback(err, 0, 1)
                    }
                };
                exports.encodePayloadAsArrayBuffer = function (packets, callback) {
                    if (!packets.length) {
                        return callback(new ArrayBuffer(0))
                    }
                    function encodeOne(packet, doneCallback) {
                        exports.encodePacket(packet, true, true, function (data) {
                            return doneCallback(null, data)
                        })
                    }

                    map(packets, encodeOne, function (err, encodedPackets) {
                        var totalLength = encodedPackets.reduce(function (acc, p) {
                            var len;
                            if (typeof p === "string") {
                                len = p.length
                            } else {
                                len = p.byteLength
                            }
                            return acc + len.toString().length + len + 2
                        }, 0);
                        var resultArray = new Uint8Array(totalLength);
                        var bufferIndex = 0;
                        encodedPackets.forEach(function (p) {
                            var isString = typeof p === "string";
                            var ab = p;
                            if (isString) {
                                var view = new Uint8Array(p.length);
                                for (var i = 0; i < p.length; i++) {
                                    view[i] = p.charCodeAt(i)
                                }
                                ab = view.buffer
                            }
                            if (isString) {
                                resultArray[bufferIndex++] = 0
                            } else {
                                resultArray[bufferIndex++] = 1
                            }
                            var lenStr = ab.byteLength.toString();
                            for (var i = 0; i < lenStr.length; i++) {
                                resultArray[bufferIndex++] = parseInt(lenStr[i])
                            }
                            resultArray[bufferIndex++] = 255;
                            var view = new Uint8Array(ab);
                            for (var i = 0; i < view.length; i++) {
                                resultArray[bufferIndex++] = view[i]
                            }
                        });
                        return callback(resultArray.buffer)
                    })
                };
                exports.encodePayloadAsBlob = function (packets, callback) {
                    function encodeOne(packet, doneCallback) {
                        exports.encodePacket(packet, true, true, function (encoded) {
                            var binaryIdentifier = new Uint8Array(1);
                            binaryIdentifier[0] = 1;
                            if (typeof encoded === "string") {
                                var view = new Uint8Array(encoded.length);
                                for (var i = 0; i < encoded.length; i++) {
                                    view[i] = encoded.charCodeAt(i)
                                }
                                encoded = view.buffer;
                                binaryIdentifier[0] = 0
                            }
                            var len = encoded instanceof ArrayBuffer ? encoded.byteLength : encoded.size;
                            var lenStr = len.toString();
                            var lengthAry = new Uint8Array(lenStr.length + 1);
                            for (var i = 0; i < lenStr.length; i++) {
                                lengthAry[i] = parseInt(lenStr[i])
                            }
                            lengthAry[lenStr.length] = 255;
                            if (Blob) {
                                var blob = new Blob([binaryIdentifier.buffer, lengthAry.buffer, encoded]);
                                doneCallback(null, blob)
                            }
                        })
                    }

                    map(packets, encodeOne, function (err, results) {
                        return callback(new Blob(results))
                    })
                };
                exports.decodePayloadAsBinary = function (data, binaryType, callback) {
                    if (typeof binaryType === "function") {
                        callback = binaryType;
                        binaryType = null
                    }
                    var bufferTail = data;
                    var buffers = [];
                    var numberTooLong = false;
                    while (bufferTail.byteLength > 0) {
                        var tailArray = new Uint8Array(bufferTail);
                        var isString = tailArray[0] === 0;
                        var msgLength = "";
                        for (var i = 1; ; i++) {
                            if (tailArray[i] == 255)break;
                            if (msgLength.length > 310) {
                                numberTooLong = true;
                                break
                            }
                            msgLength += tailArray[i]
                        }
                        if (numberTooLong)return callback(err, 0, 1);
                        bufferTail = sliceBuffer(bufferTail, 2 + msgLength.length);
                        msgLength = parseInt(msgLength);
                        var msg = sliceBuffer(bufferTail, 0, msgLength);
                        if (isString) {
                            try {
                                msg = String.fromCharCode.apply(null, new Uint8Array(msg))
                            } catch (e) {
                                var typed = new Uint8Array(msg);
                                msg = "";
                                for (var i = 0; i < typed.length; i++) {
                                    msg += String.fromCharCode(typed[i])
                                }
                            }
                        }
                        buffers.push(msg);
                        bufferTail = sliceBuffer(bufferTail, msgLength)
                    }
                    var total = buffers.length;
                    buffers.forEach(function (buffer, i) {
                        callback(exports.decodePacket(buffer, binaryType, true), i, total)
                    })
                }
            }).call(this, typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : typeof global !== "undefined" ? global : {})
        }, {
            "./keys": 20,
            after: 11,
            "arraybuffer.slice": 12,
            "base64-arraybuffer": 13,
            blob: 14,
            "has-binary": 21,
            utf8: 29
        }],
        20: [function (_dereq_, module, exports) {
            module.exports = Object.keys || function keys(obj) {
                    var arr = [];
                    var has = Object.prototype.hasOwnProperty;
                    for (var i in obj) {
                        if (has.call(obj, i)) {
                            arr.push(i)
                        }
                    }
                    return arr
                }
        }, {}],
        21: [function (_dereq_, module, exports) {
            (function (global) {
                var isArray = _dereq_("isarray");
                module.exports = hasBinary;
                function hasBinary(data) {
                    function _hasBinary(obj) {
                        if (!obj)return false;
                        if (global.Buffer && global.Buffer.isBuffer(obj) || global.ArrayBuffer && obj instanceof ArrayBuffer || global.Blob && obj instanceof Blob || global.File && obj instanceof File) {
                            return true
                        }
                        if (isArray(obj)) {
                            for (var i = 0; i < obj.length; i++) {
                                if (_hasBinary(obj[i])) {
                                    return true
                                }
                            }
                        } else if (obj && "object" == typeof obj) {
                            if (obj.toJSON) {
                                obj = obj.toJSON()
                            }
                            for (var key in obj) {
                                if (Object.prototype.hasOwnProperty.call(obj, key) && _hasBinary(obj[key])) {
                                    return true
                                }
                            }
                        }
                        return false
                    }

                    return _hasBinary(data)
                }
            }).call(this, typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : typeof global !== "undefined" ? global : {})
        }, {isarray: 24}],
        22: [function (_dereq_, module, exports) {
            try {
                module.exports = typeof XMLHttpRequest !== "undefined" && "withCredentials" in new XMLHttpRequest
            } catch (err) {
                module.exports = false
            }
        }, {}],
        23: [function (_dereq_, module, exports) {
            var indexOf = [].indexOf;
            module.exports = function (arr, obj) {
                if (indexOf)return arr.indexOf(obj);
                for (var i = 0; i < arr.length; ++i) {
                    if (arr[i] === obj)return i
                }
                return -1
            }
        }, {}],
        24: [function (_dereq_, module, exports) {
            module.exports = Array.isArray || function (arr) {
                    return Object.prototype.toString.call(arr) == "[object Array]"
                }
        }, {}],
        25: [function (_dereq_, module, exports) {
            var s = 1e3;
            var m = s * 60;
            var h = m * 60;
            var d = h * 24;
            var y = d * 365.25;
            module.exports = function (val, options) {
                options = options || {};
                if ("string" == typeof val)return parse(val);
                return options.long ? long(val) : short(val)
            };
            function parse(str) {
                str = "" + str;
                if (str.length > 1e4)return;
                var match = /^((?:\d+)?\.?\d+) *(milliseconds?|msecs?|ms|seconds?|secs?|s|minutes?|mins?|m|hours?|hrs?|h|days?|d|years?|yrs?|y)?$/i.exec(str);
                if (!match)return;
                var n = parseFloat(match[1]);
                var type = (match[2] || "ms").toLowerCase();
                switch (type) {
                    case"years":
                    case"year":
                    case"yrs":
                    case"yr":
                    case"y":
                        return n * y;
                    case"days":
                    case"day":
                    case"d":
                        return n * d;
                    case"hours":
                    case"hour":
                    case"hrs":
                    case"hr":
                    case"h":
                        return n * h;
                    case"minutes":
                    case"minute":
                    case"mins":
                    case"min":
                    case"m":
                        return n * m;
                    case"seconds":
                    case"second":
                    case"secs":
                    case"sec":
                    case"s":
                        return n * s;
                    case"milliseconds":
                    case"millisecond":
                    case"msecs":
                    case"msec":
                    case"ms":
                        return n
                }
            }

            function short(ms) {
                if (ms >= d)return Math.round(ms / d) + "d";
                if (ms >= h)return Math.round(ms / h) + "h";
                if (ms >= m)return Math.round(ms / m) + "m";
                if (ms >= s)return Math.round(ms / s) + "s";
                return ms + "ms"
            }

            function long(ms) {
                return plural(ms, d, "day") || plural(ms, h, "hour") || plural(ms, m, "minute") || plural(ms, s, "second") || ms + " ms"
            }

            function plural(ms, n, name) {
                if (ms < n)return;
                if (ms < n * 1.5)return Math.floor(ms / n) + " " + name;
                return Math.ceil(ms / n) + " " + name + "s"
            }
        }, {}],
        26: [function (_dereq_, module, exports) {
            (function (global) {
                var rvalidchars = /^[\],:{}\s]*$/;
                var rvalidescape = /\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g;
                var rvalidtokens = /"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g;
                var rvalidbraces = /(?:^|:|,)(?:\s*\[)+/g;
                var rtrimLeft = /^\s+/;
                var rtrimRight = /\s+$/;
                module.exports = function parsejson(data) {
                    if ("string" != typeof data || !data) {
                        return null
                    }
                    data = data.replace(rtrimLeft, "").replace(rtrimRight, "");
                    if (global.JSON && JSON.parse) {
                        return JSON.parse(data)
                    }
                    if (rvalidchars.test(data.replace(rvalidescape, "@").replace(rvalidtokens, "]").replace(rvalidbraces, ""))) {
                        return new Function("return " + data)()
                    }
                }
            }).call(this, typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : typeof global !== "undefined" ? global : {})
        }, {}],
        27: [function (_dereq_, module, exports) {
            exports.encode = function (obj) {
                var str = "";
                for (var i in obj) {
                    if (obj.hasOwnProperty(i)) {
                        if (str.length)str += "&";
                        str += encodeURIComponent(i) + "=" + encodeURIComponent(obj[i])
                    }
                }
                return str
            };
            exports.decode = function (qs) {
                var qry = {};
                var pairs = qs.split("&");
                for (var i = 0, l = pairs.length; i < l; i++) {
                    var pair = pairs[i].split("=");
                    qry[decodeURIComponent(pair[0])] = decodeURIComponent(pair[1])
                }
                return qry
            }
        }, {}],
        28: [function (_dereq_, module, exports) {
            var re = /^(?:(?![^:@]+:[^:@\/]*@)(http|https|ws|wss):\/\/)?((?:(([^:@]*)(?::([^:@]*))?)?@)?((?:[a-f0-9]{0,4}:){2,7}[a-f0-9]{0,4}|[^:\/?#]*)(?::(\d*))?)(((\/(?:[^?#](?![^?#\/]*\.[^?#\/.]+(?:[?#]|$)))*\/?)?([^?#\/]*))(?:\?([^#]*))?(?:#(.*))?)/;
            var parts = ["source", "protocol", "authority", "userInfo", "user", "password", "host", "port", "relative", "path", "directory", "file", "query", "anchor"];
            module.exports = function parseuri(str) {
                var src = str, b = str.indexOf("["), e = str.indexOf("]");
                if (b != -1 && e != -1) {
                    str = str.substring(0, b) + str.substring(b, e).replace(/:/g, ";") + str.substring(e, str.length)
                }
                var m = re.exec(str || ""), uri = {}, i = 14;
                while (i--) {
                    uri[parts[i]] = m[i] || ""
                }
                if (b != -1 && e != -1) {
                    uri.source = src;
                    uri.host = uri.host.substring(1, uri.host.length - 1).replace(/;/g, ":");
                    uri.authority = uri.authority.replace("[", "").replace("]", "").replace(/;/g, ":");
                    uri.ipv6uri = true
                }
                return uri
            }
        }, {}],
        29: [function (_dereq_, module, exports) {
            (function (global) {
                (function (root) {
                    var freeExports = typeof exports == "object" && exports;
                    var freeModule = typeof module == "object" && module && module.exports == freeExports && module;
                    var freeGlobal = typeof global == "object" && global;
                    if (freeGlobal.global === freeGlobal || freeGlobal.window === freeGlobal) {
                        root = freeGlobal
                    }
                    var stringFromCharCode = String.fromCharCode;

                    function ucs2decode(string) {
                        var output = [];
                        var counter = 0;
                        var length = string.length;
                        var value;
                        var extra;
                        while (counter < length) {
                            value = string.charCodeAt(counter++);
                            if (value >= 55296 && value <= 56319 && counter < length) {
                                extra = string.charCodeAt(counter++);
                                if ((extra & 64512) == 56320) {
                                    output.push(((value & 1023) << 10) + (extra & 1023) + 65536)
                                } else {
                                    output.push(value);
                                    counter--
                                }
                            } else {
                                output.push(value)
                            }
                        }
                        return output
                    }

                    function ucs2encode(array) {
                        var length = array.length;
                        var index = -1;
                        var value;
                        var output = "";
                        while (++index < length) {
                            value = array[index];
                            if (value > 65535) {
                                value -= 65536;
                                output += stringFromCharCode(value >>> 10 & 1023 | 55296);
                                value = 56320 | value & 1023
                            }
                            output += stringFromCharCode(value)
                        }
                        return output
                    }

                    function checkScalarValue(codePoint) {
                        if (codePoint >= 55296 && codePoint <= 57343) {
                            throw Error("Lone surrogate U+" + codePoint.toString(16).toUpperCase() + " is not a scalar value")
                        }
                    }

                    function createByte(codePoint, shift) {
                        return stringFromCharCode(codePoint >> shift & 63 | 128)
                    }

                    function encodeCodePoint(codePoint) {
                        if ((codePoint & 4294967168) == 0) {
                            return stringFromCharCode(codePoint)
                        }
                        var symbol = "";
                        if ((codePoint & 4294965248) == 0) {
                            symbol = stringFromCharCode(codePoint >> 6 & 31 | 192)
                        } else if ((codePoint & 4294901760) == 0) {
                            checkScalarValue(codePoint);
                            symbol = stringFromCharCode(codePoint >> 12 & 15 | 224);
                            symbol += createByte(codePoint, 6)
                        } else if ((codePoint & 4292870144) == 0) {
                            symbol = stringFromCharCode(codePoint >> 18 & 7 | 240);
                            symbol += createByte(codePoint, 12);
                            symbol += createByte(codePoint, 6)
                        }
                        symbol += stringFromCharCode(codePoint & 63 | 128);
                        return symbol
                    }

                    function utf8encode(string) {
                        var codePoints = ucs2decode(string);
                        var length = codePoints.length;
                        var index = -1;
                        var codePoint;
                        var byteString = "";
                        while (++index < length) {
                            codePoint = codePoints[index];
                            byteString += encodeCodePoint(codePoint)
                        }
                        return byteString
                    }

                    function readContinuationByte() {
                        if (byteIndex >= byteCount) {
                            throw Error("Invalid byte index")
                        }
                        var continuationByte = byteArray[byteIndex] & 255;
                        byteIndex++;
                        if ((continuationByte & 192) == 128) {
                            return continuationByte & 63
                        }
                        throw Error("Invalid continuation byte")
                    }

                    function decodeSymbol() {
                        var byte1;
                        var byte2;
                        var byte3;
                        var byte4;
                        var codePoint;
                        if (byteIndex > byteCount) {
                            throw Error("Invalid byte index")
                        }
                        if (byteIndex == byteCount) {
                            return false
                        }
                        byte1 = byteArray[byteIndex] & 255;
                        byteIndex++;
                        if ((byte1 & 128) == 0) {
                            return byte1
                        }
                        if ((byte1 & 224) == 192) {
                            var byte2 = readContinuationByte();
                            codePoint = (byte1 & 31) << 6 | byte2;
                            if (codePoint >= 128) {
                                return codePoint
                            } else {
                                throw Error("Invalid continuation byte")
                            }
                        }
                        if ((byte1 & 240) == 224) {
                            byte2 = readContinuationByte();
                            byte3 = readContinuationByte();
                            codePoint = (byte1 & 15) << 12 | byte2 << 6 | byte3;
                            if (codePoint >= 2048) {
                                checkScalarValue(codePoint);
                                return codePoint
                            } else {
                                throw Error("Invalid continuation byte")
                            }
                        }
                        if ((byte1 & 248) == 240) {
                            byte2 = readContinuationByte();
                            byte3 = readContinuationByte();
                            byte4 = readContinuationByte();
                            codePoint = (byte1 & 15) << 18 | byte2 << 12 | byte3 << 6 | byte4;
                            if (codePoint >= 65536 && codePoint <= 1114111) {
                                return codePoint
                            }
                        }
                        throw Error("Invalid UTF-8 detected")
                    }

                    var byteArray;
                    var byteCount;
                    var byteIndex;

                    function utf8decode(byteString) {
                        byteArray = ucs2decode(byteString);
                        byteCount = byteArray.length;
                        byteIndex = 0;
                        var codePoints = [];
                        var tmp;
                        while ((tmp = decodeSymbol()) !== false) {
                            codePoints.push(tmp)
                        }
                        return ucs2encode(codePoints)
                    }

                    var utf8 = {version: "2.0.0", encode: utf8encode, decode: utf8decode};
                    if (typeof define == "function" && typeof define.amd == "object" && define.amd) {
                        define(function () {
                            return utf8
                        })
                    } else if (freeExports && !freeExports.nodeType) {
                        if (freeModule) {
                            freeModule.exports = utf8
                        } else {
                            var object = {};
                            var hasOwnProperty = object.hasOwnProperty;
                            for (var key in utf8) {
                                hasOwnProperty.call(utf8, key) && (freeExports[key] = utf8[key])
                            }
                        }
                    } else {
                        root.utf8 = utf8
                    }
                })(this)
            }).call(this, typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : typeof global !== "undefined" ? global : {})
        }, {}],
        30: [function (_dereq_, module, exports) {
            "use strict";
            var alphabet = "0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz-_".split(""), length = 64, map = {}, seed = 0, i = 0, prev;

            function encode(num) {
                var encoded = "";
                do {
                    encoded = alphabet[num % length] + encoded;
                    num = Math.floor(num / length)
                } while (num > 0);
                return encoded
            }

            function decode(str) {
                var decoded = 0;
                for (i = 0; i < str.length; i++) {
                    decoded = decoded * length + map[str.charAt(i)]
                }
                return decoded
            }

            function yeast() {
                var now = encode(+new Date);
                if (now !== prev)return seed = 0, prev = now;
                return now + "." + encode(seed++)
            }

            for (; i < length; i++)map[alphabet[i]] = i;
            yeast.encode = encode;
            yeast.decode = decode;
            module.exports = yeast
        }, {}],
        31: [function (_dereq_, module, exports) {
            var url = _dereq_("./url");
            var parser = _dereq_("socket.io-parser");
            var Manager = _dereq_("./manager");
            var debug = _dereq_("debug")("socket.io-client");
            module.exports = exports = lookup;
            var cache = exports.managers = {};

            function lookup(uri, opts) {
                if (typeof uri == "object") {
                    opts = uri;
                    uri = undefined
                }
                opts = opts || {};
                var parsed = url(uri);
                var source = parsed.source;
                var id = parsed.id;
                var path = parsed.path;
                var sameNamespace = cache[id] && path in cache[id].nsps;
                var newConnection = opts.forceNew || opts["force new connection"] || false === opts.multiplex || sameNamespace;
                var io;
                if (newConnection) {
                    debug("ignoring socket cache for %s", source);
                    io = Manager(source, opts)
                } else {
                    if (!cache[id]) {
                        debug("new io instance for %s", source);
                        cache[id] = Manager(source, opts)
                    }
                    io = cache[id]
                }
                return io.socket(parsed.path)
            }

            exports.protocol = parser.protocol;
            exports.connect = lookup;
            exports.Manager = _dereq_("./manager");
            exports.Socket = _dereq_("./socket")
        }, {"./manager": 32, "./socket": 34, "./url": 35, debug: 39, "socket.io-parser": 47}],
        32: [function (_dereq_, module, exports) {
            var eio = _dereq_("engine.io-client");
            var Socket = _dereq_("./socket");
            var Emitter = _dereq_("component-emitter");
            var parser = _dereq_("socket.io-parser");
            var on = _dereq_("./on");
            var bind = _dereq_("component-bind");
            var debug = _dereq_("debug")("socket.io-client:manager");
            var indexOf = _dereq_("indexof");
            var Backoff = _dereq_("backo2");
            var has = Object.prototype.hasOwnProperty;
            module.exports = Manager;
            function Manager(uri, opts) {
                if (!(this instanceof Manager))return new Manager(uri, opts);
                if (uri && "object" == typeof uri) {
                    opts = uri;
                    uri = undefined
                }
                opts = opts || {};
                opts.path = opts.path || "/socket.io";
                this.nsps = {};
                this.subs = [];
                this.opts = opts;
                this.reconnection(opts.reconnection !== false);
                this.reconnectionAttempts(opts.reconnectionAttempts || Infinity);
                this.reconnectionDelay(opts.reconnectionDelay || 1e3);
                this.reconnectionDelayMax(opts.reconnectionDelayMax || 5e3);
                this.randomizationFactor(opts.randomizationFactor || .5);
                this.backoff = new Backoff({
                    min: this.reconnectionDelay(),
                    max: this.reconnectionDelayMax(),
                    jitter: this.randomizationFactor()
                });
                this.timeout(null == opts.timeout ? 2e4 : opts.timeout);
                this.readyState = "closed";
                this.uri = uri;
                this.connecting = [];
                this.lastPing = null;
                this.encoding = false;
                this.packetBuffer = [];
                this.encoder = new parser.Encoder;
                this.decoder = new parser.Decoder;
                this.autoConnect = opts.autoConnect !== false;
                if (this.autoConnect)this.open()
            }

            Manager.prototype.emitAll = function () {
                this.emit.apply(this, arguments);
                for (var nsp in this.nsps) {
                    if (has.call(this.nsps, nsp)) {
                        this.nsps[nsp].emit.apply(this.nsps[nsp], arguments)
                    }
                }
            };
            Manager.prototype.updateSocketIds = function () {
                for (var nsp in this.nsps) {
                    if (has.call(this.nsps, nsp)) {
                        this.nsps[nsp].id = this.engine.id
                    }
                }
            };
            Emitter(Manager.prototype);
            Manager.prototype.reconnection = function (v) {
                if (!arguments.length)return this._reconnection;
                this._reconnection = !!v;
                return this
            };
            Manager.prototype.reconnectionAttempts = function (v) {
                if (!arguments.length)return this._reconnectionAttempts;
                this._reconnectionAttempts = v;
                return this
            };
            Manager.prototype.reconnectionDelay = function (v) {
                if (!arguments.length)return this._reconnectionDelay;
                this._reconnectionDelay = v;
                this.backoff && this.backoff.setMin(v);
                return this
            };
            Manager.prototype.randomizationFactor = function (v) {
                if (!arguments.length)return this._randomizationFactor;
                this._randomizationFactor = v;
                this.backoff && this.backoff.setJitter(v);
                return this
            };
            Manager.prototype.reconnectionDelayMax = function (v) {
                if (!arguments.length)return this._reconnectionDelayMax;
                this._reconnectionDelayMax = v;
                this.backoff && this.backoff.setMax(v);
                return this
            };
            Manager.prototype.timeout = function (v) {
                if (!arguments.length)return this._timeout;
                this._timeout = v;
                return this
            };
            Manager.prototype.maybeReconnectOnOpen = function () {
                if (!this.reconnecting && this._reconnection && this.backoff.attempts === 0) {
                    this.reconnect()
                }
            };
            Manager.prototype.open = Manager.prototype.connect = function (fn) {
                debug("readyState %s", this.readyState);
                if (~this.readyState.indexOf("open"))return this;
                debug("opening %s", this.uri);
                this.engine = eio(this.uri, this.opts);
                var socket = this.engine;
                var self = this;
                this.readyState = "opening";
                this.skipReconnect = false;
                var openSub = on(socket, "open", function () {
                    self.onopen();
                    fn && fn()
                });
                var errorSub = on(socket, "error", function (data) {
                    debug("connect_error");
                    self.cleanup();
                    self.readyState = "closed";
                    self.emitAll("connect_error", data);
                    if (fn) {
                        var err = new Error("Connection error");
                        err.data = data;
                        fn(err)
                    } else {
                        self.maybeReconnectOnOpen()
                    }
                });
                if (false !== this._timeout) {
                    var timeout = this._timeout;
                    debug("connect attempt will timeout after %d", timeout);
                    var timer = setTimeout(function () {
                        debug("connect attempt timed out after %d", timeout);
                        openSub.destroy();
                        socket.close();
                        socket.emit("error", "timeout");
                        self.emitAll("connect_timeout", timeout)
                    }, timeout);
                    this.subs.push({
                        destroy: function () {
                            clearTimeout(timer)
                        }
                    })
                }
                this.subs.push(openSub);
                this.subs.push(errorSub);
                return this
            };
            Manager.prototype.onopen = function () {
                debug("open");
                this.cleanup();
                this.readyState = "open";
                this.emit("open");
                var socket = this.engine;
                this.subs.push(on(socket, "data", bind(this, "ondata")));
                this.subs.push(on(socket, "ping", bind(this, "onping")));
                this.subs.push(on(socket, "pong", bind(this, "onpong")));
                this.subs.push(on(socket, "error", bind(this, "onerror")));
                this.subs.push(on(socket, "close", bind(this, "onclose")));
                this.subs.push(on(this.decoder, "decoded", bind(this, "ondecoded")))
            };
            Manager.prototype.onping = function () {
                this.lastPing = new Date;
                this.emitAll("ping")
            };
            Manager.prototype.onpong = function () {
                this.emitAll("pong", new Date - this.lastPing)
            };
            Manager.prototype.ondata = function (data) {
                this.decoder.add(data)
            };
            Manager.prototype.ondecoded = function (packet) {
                this.emit("packet", packet)
            };
            Manager.prototype.onerror = function (err) {
                debug("error", err);
                this.emitAll("error", err)
            };
            Manager.prototype.socket = function (nsp) {
                var socket = this.nsps[nsp];
                if (!socket) {
                    socket = new Socket(this, nsp);
                    this.nsps[nsp] = socket;
                    var self = this;
                    socket.on("connecting", onConnecting);
                    socket.on("connect", function () {
                        socket.id = self.engine.id
                    });
                    if (this.autoConnect) {
                        onConnecting()
                    }
                }
                function onConnecting() {
                    if (!~indexOf(self.connecting, socket)) {
                        self.connecting.push(socket)
                    }
                }

                return socket
            };
            Manager.prototype.destroy = function (socket) {
                var index = indexOf(this.connecting, socket);
                if (~index)this.connecting.splice(index, 1);
                if (this.connecting.length)return;
                this.close()
            };
            Manager.prototype.packet = function (packet) {
                debug("writing packet %j", packet);
                var self = this;
                if (!self.encoding) {
                    self.encoding = true;
                    this.encoder.encode(packet, function (encodedPackets) {
                        for (var i = 0; i < encodedPackets.length; i++) {
                            self.engine.write(encodedPackets[i], packet.options)
                        }
                        self.encoding = false;
                        self.processPacketQueue()
                    })
                } else {
                    self.packetBuffer.push(packet)
                }
            };
            Manager.prototype.processPacketQueue = function () {
                if (this.packetBuffer.length > 0 && !this.encoding) {
                    var pack = this.packetBuffer.shift();
                    this.packet(pack)
                }
            };
            Manager.prototype.cleanup = function () {
                debug("cleanup");
                var sub;
                while (sub = this.subs.shift())sub.destroy();
                this.packetBuffer = [];
                this.encoding = false;
                this.lastPing = null;
                this.decoder.destroy()
            };
            Manager.prototype.close = Manager.prototype.disconnect = function () {
                debug("disconnect");
                this.skipReconnect = true;
                this.reconnecting = false;
                if ("opening" == this.readyState) {
                    this.cleanup()
                }
                this.backoff.reset();
                this.readyState = "closed";
                if (this.engine)this.engine.close()
            };
            Manager.prototype.onclose = function (reason) {
                debug("onclose");
                this.cleanup();
                this.backoff.reset();
                this.readyState = "closed";
                this.emit("close", reason);
                if (this._reconnection && !this.skipReconnect) {
                    this.reconnect()
                }
            };
            Manager.prototype.reconnect = function () {
                if (this.reconnecting || this.skipReconnect)return this;
                var self = this;
                if (this.backoff.attempts >= this._reconnectionAttempts) {
                    debug("reconnect failed");
                    this.backoff.reset();
                    this.emitAll("reconnect_failed");
                    this.reconnecting = false
                } else {
                    var delay = this.backoff.duration();
                    debug("will wait %dms before reconnect attempt", delay);
                    this.reconnecting = true;
                    var timer = setTimeout(function () {
                        if (self.skipReconnect)return;
                        debug("attempting reconnect");
                        self.emitAll("reconnect_attempt", self.backoff.attempts);
                        self.emitAll("reconnecting", self.backoff.attempts);
                        if (self.skipReconnect)return;
                        self.open(function (err) {
                            if (err) {
                                debug("reconnect attempt error");
                                self.reconnecting = false;
                                self.reconnect();
                                self.emitAll("reconnect_error", err.data)
                            } else {
                                debug("reconnect success");
                                self.onreconnect()
                            }
                        })
                    }, delay);
                    this.subs.push({
                        destroy: function () {
                            clearTimeout(timer)
                        }
                    })
                }
            };
            Manager.prototype.onreconnect = function () {
                var attempt = this.backoff.attempts;
                this.reconnecting = false;
                this.backoff.reset();
                this.updateSocketIds();
                this.emitAll("reconnect", attempt)
            }
        }, {
            "./on": 33,
            "./socket": 34,
            backo2: 36,
            "component-bind": 37,
            "component-emitter": 38,
            debug: 39,
            "engine.io-client": 1,
            indexof: 42,
            "socket.io-parser": 47
        }],
        33: [function (_dereq_, module, exports) {
            module.exports = on;
            function on(obj, ev, fn) {
                obj.on(ev, fn);
                return {
                    destroy: function () {
                        obj.removeListener(ev, fn)
                    }
                }
            }
        }, {}],
        34: [function (_dereq_, module, exports) {
            var parser = _dereq_("socket.io-parser");
            var Emitter = _dereq_("component-emitter");
            var toArray = _dereq_("to-array");
            var on = _dereq_("./on");
            var bind = _dereq_("component-bind");
            var debug = _dereq_("debug")("socket.io-client:socket");
            var hasBin = _dereq_("has-binary");
            module.exports = exports = Socket;
            var events = {
                connect: 1,
                connect_error: 1,
                connect_timeout: 1,
                connecting: 1,
                disconnect: 1,
                error: 1,
                reconnect: 1,
                reconnect_attempt: 1,
                reconnect_failed: 1,
                reconnect_error: 1,
                reconnecting: 1,
                ping: 1,
                pong: 1
            };
            var emit = Emitter.prototype.emit;

            function Socket(io, nsp) {
                this.io = io;
                this.nsp = nsp;
                this.json = this;
                this.ids = 0;
                this.acks = {};
                this.receiveBuffer = [];
                this.sendBuffer = [];
                this.connected = false;
                this.disconnected = true;
                if (this.io.autoConnect)this.open()
            }

            Emitter(Socket.prototype);
            Socket.prototype.subEvents = function () {
                if (this.subs)return;
                var io = this.io;
                this.subs = [on(io, "open", bind(this, "onopen")), on(io, "packet", bind(this, "onpacket")), on(io, "close", bind(this, "onclose"))]
            };
            Socket.prototype.open = Socket.prototype.connect = function () {
                if (this.connected)return this;
                this.subEvents();
                this.io.open();
                if ("open" == this.io.readyState)this.onopen();
                this.emit("connecting");
                return this
            };
            Socket.prototype.send = function () {
                var args = toArray(arguments);
                args.unshift("message");
                this.emit.apply(this, args);
                return this
            };
            Socket.prototype.emit = function (ev) {
                if (events.hasOwnProperty(ev)) {
                    emit.apply(this, arguments);
                    return this
                }
                var args = toArray(arguments);
                var parserType = parser.EVENT;
                if (hasBin(args)) {
                    parserType = parser.BINARY_EVENT
                }
                var packet = {type: parserType, data: args};
                packet.options = {};
                packet.options.compress = !this.flags || false !== this.flags.compress;
                if ("function" == typeof args[args.length - 1]) {
                    debug("emitting packet with ack id %d", this.ids);
                    this.acks[this.ids] = args.pop();
                    packet.id = this.ids++
                }
                if (this.connected) {
                    this.packet(packet)
                } else {
                    this.sendBuffer.push(packet)
                }
                delete this.flags;
                return this
            };
            Socket.prototype.packet = function (packet) {
                packet.nsp = this.nsp;
                this.io.packet(packet)
            };
            Socket.prototype.onopen = function () {
                debug("transport is open - connecting");
                if ("/" != this.nsp) {
                    this.packet({type: parser.CONNECT})
                }
            };
            Socket.prototype.onclose = function (reason) {
                debug("close (%s)", reason);
                this.connected = false;
                this.disconnected = true;
                delete this.id;
                this.emit("disconnect", reason)
            };
            Socket.prototype.onpacket = function (packet) {
                if (packet.nsp != this.nsp)return;
                switch (packet.type) {
                    case parser.CONNECT:
                        this.onconnect();
                        break;
                    case parser.EVENT:
                        this.onevent(packet);
                        break;
                    case parser.BINARY_EVENT:
                        this.onevent(packet);
                        break;
                    case parser.ACK:
                        this.onack(packet);
                        break;
                    case parser.BINARY_ACK:
                        this.onack(packet);
                        break;
                    case parser.DISCONNECT:
                        this.ondisconnect();
                        break;
                    case parser.ERROR:
                        this.emit("error", packet.data);
                        break
                }
            };
            Socket.prototype.onevent = function (packet) {
                var args = packet.data || [];
                debug("emitting event %j", args);
                if (null != packet.id) {
                    debug("attaching ack callback to event");
                    args.push(this.ack(packet.id))
                }
                if (this.connected) {
                    emit.apply(this, args)
                } else {
                    this.receiveBuffer.push(args)
                }
            };
            Socket.prototype.ack = function (id) {
                var self = this;
                var sent = false;
                return function () {
                    if (sent)return;
                    sent = true;
                    var args = toArray(arguments);
                    debug("sending ack %j", args);
                    var type = hasBin(args) ? parser.BINARY_ACK : parser.ACK;
                    self.packet({type: type, id: id, data: args})
                }
            };
            Socket.prototype.onack = function (packet) {
                var ack = this.acks[packet.id];
                if ("function" == typeof ack) {
                    debug("calling ack %s with %j", packet.id, packet.data);
                    ack.apply(this, packet.data);
                    delete this.acks[packet.id]
                } else {
                    debug("bad ack %s", packet.id)
                }
            };
            Socket.prototype.onconnect = function () {
                this.connected = true;
                this.disconnected = false;
                this.emit("connect");
                this.emitBuffered()
            };
            Socket.prototype.emitBuffered = function () {
                var i;
                for (i = 0; i < this.receiveBuffer.length; i++) {
                    emit.apply(this, this.receiveBuffer[i])
                }
                this.receiveBuffer = [];
                for (i = 0; i < this.sendBuffer.length; i++) {
                    this.packet(this.sendBuffer[i])
                }
                this.sendBuffer = []
            };
            Socket.prototype.ondisconnect = function () {
                debug("server disconnect (%s)", this.nsp);
                this.destroy();
                this.onclose("io server disconnect")
            };
            Socket.prototype.destroy = function () {
                if (this.subs) {
                    for (var i = 0; i < this.subs.length; i++) {
                        this.subs[i].destroy()
                    }
                    this.subs = null
                }
                this.io.destroy(this)
            };
            Socket.prototype.close = Socket.prototype.disconnect = function () {
                if (this.connected) {
                    debug("performing disconnect (%s)", this.nsp);
                    this.packet({type: parser.DISCONNECT})
                }
                this.destroy();
                if (this.connected) {
                    this.onclose("io client disconnect")
                }
                return this
            };
            Socket.prototype.compress = function (compress) {
                this.flags = this.flags || {};
                this.flags.compress = compress;
                return this
            }
        }, {
            "./on": 33,
            "component-bind": 37,
            "component-emitter": 38,
            debug: 39,
            "has-binary": 41,
            "socket.io-parser": 47,
            "to-array": 51
        }],
        35: [function (_dereq_, module, exports) {
            (function (global) {
                var parseuri = _dereq_("parseuri");
                var debug = _dereq_("debug")("socket.io-client:url");
                module.exports = url;
                function url(uri, loc) {
                    var obj = uri;
                    var loc = loc || global.location;
                    if (null == uri)uri = loc.protocol + "//" + loc.host;
                    if ("string" == typeof uri) {
                        if ("/" == uri.charAt(0)) {
                            if ("/" == uri.charAt(1)) {
                                uri = loc.protocol + uri
                            } else {
                                uri = loc.host + uri
                            }
                        }
                        if (!/^(https?|wss?):\/\//.test(uri)) {
                            debug("protocol-less url %s", uri);
                            if ("undefined" != typeof loc) {
                                uri = loc.protocol + "//" + uri
                            } else {
                                uri = "https://" + uri
                            }
                        }
                        debug("parse %s", uri);
                        obj = parseuri(uri)
                    }
                    if (!obj.port) {
                        if (/^(http|ws)$/.test(obj.protocol)) {
                            obj.port = "80"
                        } else if (/^(http|ws)s$/.test(obj.protocol)) {
                            obj.port = "443"
                        }
                    }
                    obj.path = obj.path || "/";
                    var ipv6 = obj.host.indexOf(":") !== -1;
                    var host = ipv6 ? "[" + obj.host + "]" : obj.host;
                    obj.id = obj.protocol + "://" + host + ":" + obj.port;
                    obj.href = obj.protocol + "://" + host + (loc && loc.port == obj.port ? "" : ":" + obj.port);
                    return obj
                }
            }).call(this, typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : typeof global !== "undefined" ? global : {})
        }, {debug: 39, parseuri: 45}],
        36: [function (_dereq_, module, exports) {
            module.exports = Backoff;
            function Backoff(opts) {
                opts = opts || {};
                this.ms = opts.min || 100;
                this.max = opts.max || 1e4;
                this.factor = opts.factor || 2;
                this.jitter = opts.jitter > 0 && opts.jitter <= 1 ? opts.jitter : 0;
                this.attempts = 0
            }

            Backoff.prototype.duration = function () {
                var ms = this.ms * Math.pow(this.factor, this.attempts++);
                if (this.jitter) {
                    var rand = Math.random();
                    var deviation = Math.floor(rand * this.jitter * ms);
                    ms = (Math.floor(rand * 10) & 1) == 0 ? ms - deviation : ms + deviation
                }
                return Math.min(ms, this.max) | 0
            };
            Backoff.prototype.reset = function () {
                this.attempts = 0
            };
            Backoff.prototype.setMin = function (min) {
                this.ms = min
            };
            Backoff.prototype.setMax = function (max) {
                this.max = max
            };
            Backoff.prototype.setJitter = function (jitter) {
                this.jitter = jitter
            }
        }, {}],
        37: [function (_dereq_, module, exports) {
            var slice = [].slice;
            module.exports = function (obj, fn) {
                if ("string" == typeof fn)fn = obj[fn];
                if ("function" != typeof fn)throw new Error("bind() requires a function");
                var args = slice.call(arguments, 2);
                return function () {
                    return fn.apply(obj, args.concat(slice.call(arguments)))
                }
            }
        }, {}],
        38: [function (_dereq_, module, exports) {
            module.exports = Emitter;
            function Emitter(obj) {
                if (obj)return mixin(obj)
            }

            function mixin(obj) {
                for (var key in Emitter.prototype) {
                    obj[key] = Emitter.prototype[key]
                }
                return obj
            }

            Emitter.prototype.on = Emitter.prototype.addEventListener = function (event, fn) {
                this._callbacks = this._callbacks || {};
                (this._callbacks["$" + event] = this._callbacks["$" + event] || []).push(fn);
                return this
            };
            Emitter.prototype.once = function (event, fn) {
                function on() {
                    this.off(event, on);
                    fn.apply(this, arguments)
                }

                on.fn = fn;
                this.on(event, on);
                return this
            };
            Emitter.prototype.off = Emitter.prototype.removeListener = Emitter.prototype.removeAllListeners = Emitter.prototype.removeEventListener = function (event, fn) {
                this._callbacks = this._callbacks || {};
                if (0 == arguments.length) {
                    this._callbacks = {};
                    return this
                }
                var callbacks = this._callbacks["$" + event];
                if (!callbacks)return this;
                if (1 == arguments.length) {
                    delete this._callbacks["$" + event];
                    return this
                }
                var cb;
                for (var i = 0; i < callbacks.length; i++) {
                    cb = callbacks[i];
                    if (cb === fn || cb.fn === fn) {
                        callbacks.splice(i, 1);
                        break
                    }
                }
                return this
            };
            Emitter.prototype.emit = function (event) {
                this._callbacks = this._callbacks || {};
                var args = [].slice.call(arguments, 1), callbacks = this._callbacks["$" + event];
                if (callbacks) {
                    callbacks = callbacks.slice(0);
                    for (var i = 0, len = callbacks.length; i < len; ++i) {
                        callbacks[i].apply(this, args)
                    }
                }
                return this
            };
            Emitter.prototype.listeners = function (event) {
                this._callbacks = this._callbacks || {};
                return this._callbacks["$" + event] || []
            };
            Emitter.prototype.hasListeners = function (event) {
                return !!this.listeners(event).length
            }
        }, {}],
        39: [function (_dereq_, module, exports) {
            arguments[4][17][0].apply(exports, arguments)
        }, {"./debug": 40, dup: 17}],
        40: [function (_dereq_, module, exports) {
            arguments[4][18][0].apply(exports, arguments)
        }, {dup: 18, ms: 44}],
        41: [function (_dereq_, module, exports) {
            (function (global) {
                var isArray = _dereq_("isarray");
                module.exports = hasBinary;
                function hasBinary(data) {
                    function _hasBinary(obj) {
                        if (!obj)return false;
                        if (global.Buffer && global.Buffer.isBuffer && global.Buffer.isBuffer(obj) || global.ArrayBuffer && obj instanceof ArrayBuffer || global.Blob && obj instanceof Blob || global.File && obj instanceof File) {
                            return true
                        }
                        if (isArray(obj)) {
                            for (var i = 0; i < obj.length; i++) {
                                if (_hasBinary(obj[i])) {
                                    return true
                                }
                            }
                        } else if (obj && "object" == typeof obj) {
                            if (obj.toJSON && "function" == typeof obj.toJSON) {
                                obj = obj.toJSON()
                            }
                            for (var key in obj) {
                                if (Object.prototype.hasOwnProperty.call(obj, key) && _hasBinary(obj[key])) {
                                    return true
                                }
                            }
                        }
                        return false
                    }

                    return _hasBinary(data)
                }
            }).call(this, typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : typeof global !== "undefined" ? global : {})
        }, {isarray: 43}],
        42: [function (_dereq_, module, exports) {
            arguments[4][23][0].apply(exports, arguments)
        }, {dup: 23}],
        43: [function (_dereq_, module, exports) {
            arguments[4][24][0].apply(exports, arguments)
        }, {dup: 24}],
        44: [function (_dereq_, module, exports) {
            arguments[4][25][0].apply(exports, arguments)
        }, {dup: 25}],
        45: [function (_dereq_, module, exports) {
            arguments[4][28][0].apply(exports, arguments)
        }, {dup: 28}],
        46: [function (_dereq_, module, exports) {
            (function (global) {
                var isArray = _dereq_("isarray");
                var isBuf = _dereq_("./is-buffer");
                exports.deconstructPacket = function (packet) {
                    var buffers = [];
                    var packetData = packet.data;

                    function _deconstructPacket(data) {
                        if (!data)return data;
                        if (isBuf(data)) {
                            var placeholder = {_placeholder: true, num: buffers.length};
                            buffers.push(data);
                            return placeholder
                        } else if (isArray(data)) {
                            var newData = new Array(data.length);
                            for (var i = 0; i < data.length; i++) {
                                newData[i] = _deconstructPacket(data[i])
                            }
                            return newData
                        } else if ("object" == typeof data && !(data instanceof Date)) {
                            var newData = {};
                            for (var key in data) {
                                newData[key] = _deconstructPacket(data[key])
                            }
                            return newData
                        }
                        return data
                    }

                    var pack = packet;
                    pack.data = _deconstructPacket(packetData);
                    pack.attachments = buffers.length;
                    return {packet: pack, buffers: buffers}
                };
                exports.reconstructPacket = function (packet, buffers) {
                    var curPlaceHolder = 0;

                    function _reconstructPacket(data) {
                        if (data && data._placeholder) {
                            var buf = buffers[data.num];
                            return buf
                        } else if (isArray(data)) {
                            for (var i = 0; i < data.length; i++) {
                                data[i] = _reconstructPacket(data[i])
                            }
                            return data
                        } else if (data && "object" == typeof data) {
                            for (var key in data) {
                                data[key] = _reconstructPacket(data[key])
                            }
                            return data
                        }
                        return data
                    }

                    packet.data = _reconstructPacket(packet.data);
                    packet.attachments = undefined;
                    return packet
                };
                exports.removeBlobs = function (data, callback) {
                    function _removeBlobs(obj, curKey, containingObject) {
                        if (!obj)return obj;
                        if (global.Blob && obj instanceof Blob || global.File && obj instanceof File) {
                            pendingBlobs++;
                            var fileReader = new FileReader;
                            fileReader.onload = function () {
                                if (containingObject) {
                                    containingObject[curKey] = this.result
                                } else {
                                    bloblessData = this.result
                                }
                                if (!--pendingBlobs) {
                                    callback(bloblessData)
                                }
                            };
                            fileReader.readAsArrayBuffer(obj)
                        } else if (isArray(obj)) {
                            for (var i = 0; i < obj.length; i++) {
                                _removeBlobs(obj[i], i, obj)
                            }
                        } else if (obj && "object" == typeof obj && !isBuf(obj)) {
                            for (var key in obj) {
                                _removeBlobs(obj[key], key, obj)
                            }
                        }
                    }

                    var pendingBlobs = 0;
                    var bloblessData = data;
                    _removeBlobs(bloblessData);
                    if (!pendingBlobs) {
                        callback(bloblessData)
                    }
                }
            }).call(this, typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : typeof global !== "undefined" ? global : {})
        }, {"./is-buffer": 48, isarray: 43}],
        47: [function (_dereq_, module, exports) {
            var debug = _dereq_("debug")("socket.io-parser");
            var json = _dereq_("json3");
            var isArray = _dereq_("isarray");
            var Emitter = _dereq_("component-emitter");
            var binary = _dereq_("./binary");
            var isBuf = _dereq_("./is-buffer");
            exports.protocol = 4;
            exports.types = ["CONNECT", "DISCONNECT", "EVENT", "BINARY_EVENT", "ACK", "BINARY_ACK", "ERROR"];
            exports.CONNECT = 0;
            exports.DISCONNECT = 1;
            exports.EVENT = 2;
            exports.ACK = 3;
            exports.ERROR = 4;
            exports.BINARY_EVENT = 5;
            exports.BINARY_ACK = 6;
            exports.Encoder = Encoder;
            exports.Decoder = Decoder;
            function Encoder() {
            }

            Encoder.prototype.encode = function (obj, callback) {
                debug("encoding packet %j", obj);
                if (exports.BINARY_EVENT == obj.type || exports.BINARY_ACK == obj.type) {
                    encodeAsBinary(obj, callback)
                } else {
                    var encoding = encodeAsString(obj);
                    callback([encoding])
                }
            };
            function encodeAsString(obj) {
                var str = "";
                var nsp = false;
                str += obj.type;
                if (exports.BINARY_EVENT == obj.type || exports.BINARY_ACK == obj.type) {
                    str += obj.attachments;
                    str += "-"
                }
                if (obj.nsp && "/" != obj.nsp) {
                    nsp = true;
                    str += obj.nsp
                }
                if (null != obj.id) {
                    if (nsp) {
                        str += ",";
                        nsp = false
                    }
                    str += obj.id
                }
                if (null != obj.data) {
                    if (nsp)str += ",";
                    str += json.stringify(obj.data)
                }
                debug("encoded %j as %s", obj, str);
                return str
            }

            function encodeAsBinary(obj, callback) {
                function writeEncoding(bloblessData) {
                    var deconstruction = binary.deconstructPacket(bloblessData);
                    var pack = encodeAsString(deconstruction.packet);
                    var buffers = deconstruction.buffers;
                    buffers.unshift(pack);
                    callback(buffers)
                }

                binary.removeBlobs(obj, writeEncoding)
            }

            function Decoder() {
                this.reconstructor = null
            }

            Emitter(Decoder.prototype);
            Decoder.prototype.add = function (obj) {
                var packet;
                if ("string" == typeof obj) {
                    packet = decodeString(obj);
                    if (exports.BINARY_EVENT == packet.type || exports.BINARY_ACK == packet.type) {
                        this.reconstructor = new BinaryReconstructor(packet);
                        if (this.reconstructor.reconPack.attachments === 0) {
                            this.emit("decoded", packet)
                        }
                    } else {
                        this.emit("decoded", packet)
                    }
                } else if (isBuf(obj) || obj.base64) {
                    if (!this.reconstructor) {
                        throw new Error("got binary data when not reconstructing a packet")
                    } else {
                        packet = this.reconstructor.takeBinaryData(obj);
                        if (packet) {
                            this.reconstructor = null;
                            this.emit("decoded", packet)
                        }
                    }
                } else {
                    throw new Error("Unknown type: " + obj)
                }
            };
            function decodeString(str) {
                var p = {};
                var i = 0;
                p.type = Number(str.charAt(0));
                if (null == exports.types[p.type])return error();
                if (exports.BINARY_EVENT == p.type || exports.BINARY_ACK == p.type) {
                    var buf = "";
                    while (str.charAt(++i) != "-") {
                        buf += str.charAt(i);
                        if (i == str.length)break
                    }
                    if (buf != Number(buf) || str.charAt(i) != "-") {
                        throw new Error("Illegal attachments")
                    }
                    p.attachments = Number(buf)
                }
                if ("/" == str.charAt(i + 1)) {
                    p.nsp = "";
                    while (++i) {
                        var c = str.charAt(i);
                        if ("," == c)break;
                        p.nsp += c;
                        if (i == str.length)break
                    }
                } else {
                    p.nsp = "/"
                }
                var next = str.charAt(i + 1);
                if ("" !== next && Number(next) == next) {
                    p.id = "";
                    while (++i) {
                        var c = str.charAt(i);
                        if (null == c || Number(c) != c) {
                            --i;
                            break
                        }
                        p.id += str.charAt(i);
                        if (i == str.length)break
                    }
                    p.id = Number(p.id)
                }
                if (str.charAt(++i)) {
                    try {
                        p.data = json.parse(str.substr(i))
                    } catch (e) {
                        return error()
                    }
                }
                debug("decoded %s as %j", str, p);
                return p
            }

            Decoder.prototype.destroy = function () {
                if (this.reconstructor) {
                    this.reconstructor.finishedReconstruction()
                }
            };
            function BinaryReconstructor(packet) {
                this.reconPack = packet;
                this.buffers = []
            }

            BinaryReconstructor.prototype.takeBinaryData = function (binData) {
                this.buffers.push(binData);
                if (this.buffers.length == this.reconPack.attachments) {
                    var packet = binary.reconstructPacket(this.reconPack, this.buffers);
                    this.finishedReconstruction();
                    return packet
                }
                return null
            };
            BinaryReconstructor.prototype.finishedReconstruction = function () {
                this.reconPack = null;
                this.buffers = []
            };
            function error(data) {
                return {type: exports.ERROR, data: "parser error"}
            }
        }, {"./binary": 46, "./is-buffer": 48, "component-emitter": 49, debug: 39, isarray: 43, json3: 50}],
        48: [function (_dereq_, module, exports) {
            (function (global) {
                module.exports = isBuf;
                function isBuf(obj) {
                    return global.Buffer && global.Buffer.isBuffer(obj) || global.ArrayBuffer && obj instanceof ArrayBuffer
                }
            }).call(this, typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : typeof global !== "undefined" ? global : {})
        }, {}],
        49: [function (_dereq_, module, exports) {
            arguments[4][15][0].apply(exports, arguments)
        }, {dup: 15}],
        50: [function (_dereq_, module, exports) {
            (function (global) {
                (function () {
                    var isLoader = typeof define === "function" && define.amd;
                    var objectTypes = {"function": true, object: true};
                    var freeExports = objectTypes[typeof exports] && exports && !exports.nodeType && exports;
                    var root = objectTypes[typeof window] && window || this, freeGlobal = freeExports && objectTypes[typeof module] && module && !module.nodeType && typeof global == "object" && global;
                    if (freeGlobal && (freeGlobal["global"] === freeGlobal || freeGlobal["window"] === freeGlobal || freeGlobal["self"] === freeGlobal)) {
                        root = freeGlobal
                    }
                    function runInContext(context, exports) {
                        context || (context = root["Object"]());
                        exports || (exports = root["Object"]());
                        var Number = context["Number"] || root["Number"], String = context["String"] || root["String"], Object = context["Object"] || root["Object"], Date = context["Date"] || root["Date"], SyntaxError = context["SyntaxError"] || root["SyntaxError"], TypeError = context["TypeError"] || root["TypeError"], Math = context["Math"] || root["Math"], nativeJSON = context["JSON"] || root["JSON"];
                        if (typeof nativeJSON == "object" && nativeJSON) {
                            exports.stringify = nativeJSON.stringify;
                            exports.parse = nativeJSON.parse
                        }
                        var objectProto = Object.prototype, getClass = objectProto.toString, isProperty, forEach, undef;
                        var isExtended = new Date(-0xc782b5b800cec);
                        try {
                            isExtended = isExtended.getUTCFullYear() == -109252 && isExtended.getUTCMonth() === 0 && isExtended.getUTCDate() === 1 && isExtended.getUTCHours() == 10 && isExtended.getUTCMinutes() == 37 && isExtended.getUTCSeconds() == 6 && isExtended.getUTCMilliseconds() == 708
                        } catch (exception) {
                        }
                        function has(name) {
                            if (has[name] !== undef) {
                                return has[name]
                            }
                            var isSupported;
                            if (name == "bug-string-char-index") {
                                isSupported = "a"[0] != "a"
                            } else if (name == "json") {
                                isSupported = has("json-stringify") && has("json-parse")
                            } else {
                                var value, serialized = '{"a":[1,true,false,null,"\\u0000\\b\\n\\f\\r\\t"]}';
                                if (name == "json-stringify") {
                                    var stringify = exports.stringify, stringifySupported = typeof stringify == "function" && isExtended;
                                    if (stringifySupported) {
                                        (value = function () {
                                            return 1
                                        }).toJSON = value;
                                        try {
                                            stringifySupported = stringify(0) === "0" && stringify(Number) === "0" && stringify(String) == '""' && stringify(getClass) === undef && stringify(undef) === undef && stringify() === undef && stringify(value) === "1" && stringify([value]) == "[1]" && stringify([undef]) == "[null]" && stringify(null) == "null" && stringify([undef, getClass, null]) == "[null,null,null]" && stringify({a: [value, true, false, null, "\x00\b\n\f\r	"]}) == serialized && stringify(null, value) === "1" && stringify([1, 2], null, 1) == "[\n 1,\n 2\n]" && stringify(new Date(-864e13)) == '"-271821-04-20T00:00:00.000Z"' && stringify(new Date(864e13)) == '"+275760-09-13T00:00:00.000Z"' && stringify(new Date(-621987552e5)) == '"-000001-01-01T00:00:00.000Z"' && stringify(new Date(-1)) == '"1969-12-31T23:59:59.999Z"'
                                        } catch (exception) {
                                            stringifySupported = false
                                        }
                                    }
                                    isSupported = stringifySupported
                                }
                                if (name == "json-parse") {
                                    var parse = exports.parse;
                                    if (typeof parse == "function") {
                                        try {
                                            if (parse("0") === 0 && !parse(false)) {
                                                value = parse(serialized);
                                                var parseSupported = value["a"].length == 5 && value["a"][0] === 1;
                                                if (parseSupported) {
                                                    try {
                                                        parseSupported = !parse('"	"')
                                                    } catch (exception) {
                                                    }
                                                    if (parseSupported) {
                                                        try {
                                                            parseSupported = parse("01") !== 1
                                                        } catch (exception) {
                                                        }
                                                    }
                                                    if (parseSupported) {
                                                        try {
                                                            parseSupported = parse("1.") !== 1
                                                        } catch (exception) {
                                                        }
                                                    }
                                                }
                                            }
                                        } catch (exception) {
                                            parseSupported = false
                                        }
                                    }
                                    isSupported = parseSupported
                                }
                            }
                            return has[name] = !!isSupported
                        }

                        if (!has("json")) {
                            var functionClass = "[object Function]", dateClass = "[object Date]", numberClass = "[object Number]", stringClass = "[object String]", arrayClass = "[object Array]", booleanClass = "[object Boolean]";
                            var charIndexBuggy = has("bug-string-char-index");
                            if (!isExtended) {
                                var floor = Math.floor;
                                var Months = [0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334];
                                var getDay = function (year, month) {
                                    return Months[month] + 365 * (year - 1970) + floor((year - 1969 + (month = +(month > 1))) / 4) - floor((year - 1901 + month) / 100) + floor((year - 1601 + month) / 400)
                                }
                            }
                            if (!(isProperty = objectProto.hasOwnProperty)) {
                                isProperty = function (property) {
                                    var members = {}, constructor;
                                    if ((members.__proto__ = null, members.__proto__ = {toString: 1}, members).toString != getClass) {
                                        isProperty = function (property) {
                                            var original = this.__proto__, result = property in (this.__proto__ = null, this);
                                            this.__proto__ = original;
                                            return result
                                        }
                                    } else {
                                        constructor = members.constructor;
                                        isProperty = function (property) {
                                            var parent = (this.constructor || constructor).prototype;
                                            return property in this && !(property in parent && this[property] === parent[property])
                                        }
                                    }
                                    members = null;
                                    return isProperty.call(this, property)
                                }
                            }
                            forEach = function (object, callback) {
                                var size = 0, Properties, members, property;
                                (Properties = function () {
                                    this.valueOf = 0
                                }).prototype.valueOf = 0;
                                members = new Properties;
                                for (property in members) {
                                    if (isProperty.call(members, property)) {
                                        size++
                                    }
                                }
                                Properties = members = null;
                                if (!size) {
                                    members = ["valueOf", "toString", "toLocaleString", "propertyIsEnumerable", "isPrototypeOf", "hasOwnProperty", "constructor"];
                                    forEach = function (object, callback) {
                                        var isFunction = getClass.call(object) == functionClass, property, length;
                                        var hasProperty = !isFunction && typeof object.constructor != "function" && objectTypes[typeof object.hasOwnProperty] && object.hasOwnProperty || isProperty;
                                        for (property in object) {
                                            if (!(isFunction && property == "prototype") && hasProperty.call(object, property)) {
                                                callback(property)
                                            }
                                        }
                                        for (length = members.length; property = members[--length]; hasProperty.call(object, property) && callback(property));
                                    }
                                } else if (size == 2) {
                                    forEach = function (object, callback) {
                                        var members = {}, isFunction = getClass.call(object) == functionClass, property;
                                        for (property in object) {
                                            if (!(isFunction && property == "prototype") && !isProperty.call(members, property) && (members[property] = 1) && isProperty.call(object, property)) {
                                                callback(property)
                                            }
                                        }
                                    }
                                } else {
                                    forEach = function (object, callback) {
                                        var isFunction = getClass.call(object) == functionClass, property, isConstructor;
                                        for (property in object) {
                                            if (!(isFunction && property == "prototype") && isProperty.call(object, property) && !(isConstructor = property === "constructor")) {
                                                callback(property)
                                            }
                                        }
                                        if (isConstructor || isProperty.call(object, property = "constructor")) {
                                            callback(property)
                                        }
                                    }
                                }
                                return forEach(object, callback)
                            };
                            if (!has("json-stringify")) {
                                var Escapes = {
                                    92: "\\\\",
                                    34: '\\"',
                                    8: "\\b",
                                    12: "\\f",
                                    10: "\\n",
                                    13: "\\r",
                                    9: "\\t"
                                };
                                var leadingZeroes = "000000";
                                var toPaddedString = function (width, value) {
                                    return (leadingZeroes + (value || 0)).slice(-width)
                                };
                                var unicodePrefix = "\\u00";
                                var quote = function (value) {
                                    var result = '"', index = 0, length = value.length, useCharIndex = !charIndexBuggy || length > 10;
                                    var symbols = useCharIndex && (charIndexBuggy ? value.split("") : value);
                                    for (; index < length; index++) {
                                        var charCode = value.charCodeAt(index);
                                        switch (charCode) {
                                            case 8:
                                            case 9:
                                            case 10:
                                            case 12:
                                            case 13:
                                            case 34:
                                            case 92:
                                                result += Escapes[charCode];
                                                break;
                                            default:
                                                if (charCode < 32) {
                                                    result += unicodePrefix + toPaddedString(2, charCode.toString(16));
                                                    break
                                                }
                                                result += useCharIndex ? symbols[index] : value.charAt(index)
                                        }
                                    }
                                    return result + '"'
                                };
                                var serialize = function (property, object, callback, properties, whitespace, indentation, stack) {
                                    var value, className, year, month, date, time, hours, minutes, seconds, milliseconds, results, element, index, length, prefix, result;
                                    try {
                                        value = object[property]
                                    } catch (exception) {
                                    }
                                    if (typeof value == "object" && value) {
                                        className = getClass.call(value);
                                        if (className == dateClass && !isProperty.call(value, "toJSON")) {
                                            if (value > -1 / 0 && value < 1 / 0) {
                                                if (getDay) {
                                                    date = floor(value / 864e5);
                                                    for (year = floor(date / 365.2425) + 1970 - 1; getDay(year + 1, 0) <= date; year++);
                                                    for (month = floor((date - getDay(year, 0)) / 30.42); getDay(year, month + 1) <= date; month++);
                                                    date = 1 + date - getDay(year, month);
                                                    time = (value % 864e5 + 864e5) % 864e5;
                                                    hours = floor(time / 36e5) % 24;
                                                    minutes = floor(time / 6e4) % 60;
                                                    seconds = floor(time / 1e3) % 60;
                                                    milliseconds = time % 1e3
                                                } else {
                                                    year = value.getUTCFullYear();
                                                    month = value.getUTCMonth();
                                                    date = value.getUTCDate();
                                                    hours = value.getUTCHours();
                                                    minutes = value.getUTCMinutes();
                                                    seconds = value.getUTCSeconds();
                                                    milliseconds = value.getUTCMilliseconds()
                                                }
                                                value = (year <= 0 || year >= 1e4 ? (year < 0 ? "-" : "+") + toPaddedString(6, year < 0 ? -year : year) : toPaddedString(4, year)) + "-" + toPaddedString(2, month + 1) + "-" + toPaddedString(2, date) + "T" + toPaddedString(2, hours) + ":" + toPaddedString(2, minutes) + ":" + toPaddedString(2, seconds) + "." + toPaddedString(3, milliseconds) + "Z"
                                            } else {
                                                value = null
                                            }
                                        } else if (typeof value.toJSON == "function" && (className != numberClass && className != stringClass && className != arrayClass || isProperty.call(value, "toJSON"))) {
                                            value = value.toJSON(property)
                                        }
                                    }
                                    if (callback) {
                                        value = callback.call(object, property, value)
                                    }
                                    if (value === null) {
                                        return "null"
                                    }
                                    className = getClass.call(value);
                                    if (className == booleanClass) {
                                        return "" + value
                                    } else if (className == numberClass) {
                                        return value > -1 / 0 && value < 1 / 0 ? "" + value : "null"
                                    } else if (className == stringClass) {
                                        return quote("" + value)
                                    }
                                    if (typeof value == "object") {
                                        for (length = stack.length; length--;) {
                                            if (stack[length] === value) {
                                                throw TypeError()
                                            }
                                        }
                                        stack.push(value);
                                        results = [];
                                        prefix = indentation;
                                        indentation += whitespace;
                                        if (className == arrayClass) {
                                            for (index = 0, length = value.length; index < length; index++) {
                                                element = serialize(index, value, callback, properties, whitespace, indentation, stack);
                                                results.push(element === undef ? "null" : element)
                                            }
                                            result = results.length ? whitespace ? "[\n" + indentation + results.join(",\n" + indentation) + "\n" + prefix + "]" : "[" + results.join(",") + "]" : "[]"
                                        } else {
                                            forEach(properties || value, function (property) {
                                                var element = serialize(property, value, callback, properties, whitespace, indentation, stack);
                                                if (element !== undef) {
                                                    results.push(quote(property) + ":" + (whitespace ? " " : "") + element)
                                                }
                                            });
                                            result = results.length ? whitespace ? "{\n" + indentation + results.join(",\n" + indentation) + "\n" + prefix + "}" : "{" + results.join(",") + "}" : "{}"
                                        }
                                        stack.pop();
                                        return result
                                    }
                                };
                                exports.stringify = function (source, filter, width) {
                                    var whitespace, callback, properties, className;
                                    if (objectTypes[typeof filter] && filter) {
                                        if ((className = getClass.call(filter)) == functionClass) {
                                            callback = filter
                                        } else if (className == arrayClass) {
                                            properties = {};
                                            for (var index = 0, length = filter.length, value; index < length; value = filter[index++], (className = getClass.call(value), className == stringClass || className == numberClass) && (properties[value] = 1));
                                        }
                                    }
                                    if (width) {
                                        if ((className = getClass.call(width)) == numberClass) {
                                            if ((width -= width % 1) > 0) {
                                                for (whitespace = "", width > 10 && (width = 10); whitespace.length < width; whitespace += " ");
                                            }
                                        } else if (className == stringClass) {
                                            whitespace = width.length <= 10 ? width : width.slice(0, 10)
                                        }
                                    }
                                    return serialize("", (value = {}, value[""] = source, value), callback, properties, whitespace, "", [])
                                }
                            }
                            if (!has("json-parse")) {
                                var fromCharCode = String.fromCharCode;
                                var Unescapes = {
                                    92: "\\",
                                    34: '"',
                                    47: "/",
                                    98: "\b",
                                    116: "	",
                                    110: "\n",
                                    102: "\f",
                                    114: "\r"
                                };
                                var Index, Source;
                                var abort = function () {
                                    Index = Source = null;
                                    throw SyntaxError()
                                };
                                var lex = function () {
                                    var source = Source, length = source.length, value, begin, position, isSigned, charCode;
                                    while (Index < length) {
                                        charCode = source.charCodeAt(Index);
                                        switch (charCode) {
                                            case 9:
                                            case 10:
                                            case 13:
                                            case 32:
                                                Index++;
                                                break;
                                            case 123:
                                            case 125:
                                            case 91:
                                            case 93:
                                            case 58:
                                            case 44:
                                                value = charIndexBuggy ? source.charAt(Index) : source[Index];
                                                Index++;
                                                return value;
                                            case 34:
                                                for (value = "@", Index++; Index < length;) {
                                                    charCode = source.charCodeAt(Index);
                                                    if (charCode < 32) {
                                                        abort()
                                                    } else if (charCode == 92) {
                                                        charCode = source.charCodeAt(++Index);
                                                        switch (charCode) {
                                                            case 92:
                                                            case 34:
                                                            case 47:
                                                            case 98:
                                                            case 116:
                                                            case 110:
                                                            case 102:
                                                            case 114:
                                                                value += Unescapes[charCode];
                                                                Index++;
                                                                break;
                                                            case 117:
                                                                begin = ++Index;
                                                                for (position = Index + 4; Index < position; Index++) {
                                                                    charCode = source.charCodeAt(Index);
                                                                    if (!(charCode >= 48 && charCode <= 57 || charCode >= 97 && charCode <= 102 || charCode >= 65 && charCode <= 70)) {
                                                                        abort()
                                                                    }
                                                                }
                                                                value += fromCharCode("0x" + source.slice(begin, Index));
                                                                break;
                                                            default:
                                                                abort()
                                                        }
                                                    } else {
                                                        if (charCode == 34) {
                                                            break
                                                        }
                                                        charCode = source.charCodeAt(Index);
                                                        begin = Index;
                                                        while (charCode >= 32 && charCode != 92 && charCode != 34) {
                                                            charCode = source.charCodeAt(++Index)
                                                        }
                                                        value += source.slice(begin, Index)
                                                    }
                                                }
                                                if (source.charCodeAt(Index) == 34) {
                                                    Index++;
                                                    return value
                                                }
                                                abort();
                                            default:
                                                begin = Index;
                                                if (charCode == 45) {
                                                    isSigned = true;
                                                    charCode = source.charCodeAt(++Index)
                                                }
                                                if (charCode >= 48 && charCode <= 57) {
                                                    if (charCode == 48 && (charCode = source.charCodeAt(Index + 1), charCode >= 48 && charCode <= 57)) {
                                                        abort()
                                                    }
                                                    isSigned = false;
                                                    for (; Index < length && (charCode = source.charCodeAt(Index), charCode >= 48 && charCode <= 57); Index++);
                                                    if (source.charCodeAt(Index) == 46) {
                                                        position = ++Index;
                                                        for (; position < length && (charCode = source.charCodeAt(position), charCode >= 48 && charCode <= 57); position++);
                                                        if (position == Index) {
                                                            abort()
                                                        }
                                                        Index = position
                                                    }
                                                    charCode = source.charCodeAt(Index);
                                                    if (charCode == 101 || charCode == 69) {
                                                        charCode = source.charCodeAt(++Index);
                                                        if (charCode == 43 || charCode == 45) {
                                                            Index++
                                                        }
                                                        for (position = Index; position < length && (charCode = source.charCodeAt(position), charCode >= 48 && charCode <= 57); position++);
                                                        if (position == Index) {
                                                            abort()
                                                        }
                                                        Index = position
                                                    }
                                                    return +source.slice(begin, Index)
                                                }
                                                if (isSigned) {
                                                    abort()
                                                }
                                                if (source.slice(Index, Index + 4) == "true") {
                                                    Index += 4;
                                                    return true
                                                } else if (source.slice(Index, Index + 5) == "false") {
                                                    Index += 5;
                                                    return false
                                                } else if (source.slice(Index, Index + 4) == "null") {
                                                    Index += 4;
                                                    return null
                                                }
                                                abort()
                                        }
                                    }
                                    return "$"
                                };
                                var get = function (value) {
                                    var results, hasMembers;
                                    if (value == "$") {
                                        abort()
                                    }
                                    if (typeof value == "string") {
                                        if ((charIndexBuggy ? value.charAt(0) : value[0]) == "@") {
                                            return value.slice(1)
                                        }
                                        if (value == "[") {
                                            results = [];
                                            for (; ; hasMembers || (hasMembers = true)) {
                                                value = lex();
                                                if (value == "]") {
                                                    break
                                                }
                                                if (hasMembers) {
                                                    if (value == ",") {
                                                        value = lex();
                                                        if (value == "]") {
                                                            abort()
                                                        }
                                                    } else {
                                                        abort()
                                                    }
                                                }
                                                if (value == ",") {
                                                    abort()
                                                }
                                                results.push(get(value))
                                            }
                                            return results
                                        } else if (value == "{") {
                                            results = {};
                                            for (; ; hasMembers || (hasMembers = true)) {
                                                value = lex();
                                                if (value == "}") {
                                                    break
                                                }
                                                if (hasMembers) {
                                                    if (value == ",") {
                                                        value = lex();
                                                        if (value == "}") {
                                                            abort()
                                                        }
                                                    } else {
                                                        abort()
                                                    }
                                                }
                                                if (value == "," || typeof value != "string" || (charIndexBuggy ? value.charAt(0) : value[0]) != "@" || lex() != ":") {
                                                    abort()
                                                }
                                                results[value.slice(1)] = get(lex())
                                            }
                                            return results
                                        }
                                        abort()
                                    }
                                    return value
                                };
                                var update = function (source, property, callback) {
                                    var element = walk(source, property, callback);
                                    if (element === undef) {
                                        delete source[property]
                                    } else {
                                        source[property] = element
                                    }
                                };
                                var walk = function (source, property, callback) {
                                    var value = source[property], length;
                                    if (typeof value == "object" && value) {
                                        if (getClass.call(value) == arrayClass) {
                                            for (length = value.length; length--;) {
                                                update(value, length, callback)
                                            }
                                        } else {
                                            forEach(value, function (property) {
                                                update(value, property, callback)
                                            })
                                        }
                                    }
                                    return callback.call(source, property, value)
                                };
                                exports.parse = function (source, callback) {
                                    var result, value;
                                    Index = 0;
                                    Source = "" + source;
                                    result = get(lex());
                                    if (lex() != "$") {
                                        abort()
                                    }
                                    Index = Source = null;
                                    return callback && getClass.call(callback) == functionClass ? walk((value = {}, value[""] = result, value), "", callback) : result
                                }
                            }
                        }
                        exports["runInContext"] = runInContext;
                        return exports
                    }

                    if (freeExports && !isLoader) {
                        runInContext(root, freeExports)
                    } else {
                        var nativeJSON = root.JSON, previousJSON = root["JSON3"], isRestored = false;
                        var JSON3 = runInContext(root, root["JSON3"] = {
                            noConflict: function () {
                                if (!isRestored) {
                                    isRestored = true;
                                    root.JSON = nativeJSON;
                                    root["JSON3"] = previousJSON;
                                    nativeJSON = previousJSON = null
                                }
                                return JSON3
                            }
                        });
                        root.JSON = {parse: JSON3.parse, stringify: JSON3.stringify}
                    }
                    if (isLoader) {
                        define(function () {
                            return JSON3
                        })
                    }
                }).call(this)
            }).call(this, typeof self !== "undefined" ? self : typeof window !== "undefined" ? window : typeof global !== "undefined" ? global : {})
        }, {}],
        51: [function (_dereq_, module, exports) {
            module.exports = toArray;
            function toArray(list, index) {
                var array = [];
                index = index || 0;
                for (var i = index || 0; i < list.length; i++) {
                    array[i - index] = list[i]
                }
                return array
            }
        }, {}]
    }, {}, [31])(31)
});