/* 
   hook.io - http://hook.io
   (C) 2011 Nodejitsu Inc.
   MIT LICENCE
   THIS FILE WAS AUTOGENERATED ON Wed May 02 2012 11:05:36 GMT-0700 (PDT)
   BUILD ID: 1335981936146

   WARNING: THIS FILE WAS AUTOGENERATED BY THE HOOKIO BROWSERIFY SCRIPT
   MODIFYING THIS FILE IS FINE, BUT YOU REALLY SHOULD BE MODIFYING 
   THE LIBRARY DIRECTLY AND REGENERATING IT USING "bin/browserify"

*/// vim: ts=4 sts=4 sw=4 expandtab
// -- kriskowal Kris Kowal Copyright (C) 2009-2011 MIT License
// -- tlrobinson Tom Robinson Copyright (C) 2009-2010 MIT License (Narwhal Project)
// -- dantman Daniel Friesen Copyright (C) 2010 XXX TODO License or CLA
// -- fschaefer Florian Sch√§fer Copyright (C) 2010 MIT License
// -- Gozala Irakli Gozalishvili Copyright (C) 2010 MIT License
// -- kitcambridge Kit Cambridge Copyright (C) 2011 MIT License
// -- kossnocorp Sasha Koss XXX TODO License or CLA
// -- bryanforbes Bryan Forbes XXX TODO License or CLA
// -- killdream Quildreen Motta XXX TODO License or CLA
// -- michaelficarra Michael Ficarra Copyright (C) 2011 3-clause BSD License
// -- sharkbrainguy Gerard Paapu Copyright (C) 2011 MIT License
// -- bbqsrc Brendan Molloy XXX TODO License or CLA
// -- iwyg XXX TODO License or CLA
// -- DomenicDenicola Domenic Denicola XXX TODO License or CLA
// -- xavierm02 Montillet Xavier XXX TODO License or CLA
// -- Raynos Raynos XXX TODO License or CLA
// -- samsonjs Sami Samhuri XXX TODO License or CLA
// -- rwldrn Rick Waldron XXX TODO License or CLA
// -- lexer Alexey Zakharov XXX TODO License or CLA

/*!
    Copyright (c) 2009, 280 North Inc. http://280north.com/
    MIT License. http://github.com/280north/narwhal/blob/master/README.md
*/

// Module systems magic dance
(function (definition) {
    // RequireJS
    if (typeof define == "function") {
        define(definition);
    // CommonJS and <script>
    } else {
        definition();
    }
})(function () {

/**
 * Brings an environment as close to ECMAScript 5 compliance
 * as is possible with the facilities of erstwhile engines.
 *
 * ES5 Draft
 * http://www.ecma-international.org/publications/files/drafts/tc39-2009-050.pdf
 *
 * NOTE: this is a draft, and as such, the URL is subject to change.  If the
 * link is broken, check in the parent directory for the latest TC39 PDF.
 * http://www.ecma-international.org/publications/files/drafts/
 *
 * Previous ES5 Draft
 * http://www.ecma-international.org/publications/files/drafts/tc39-2009-025.pdf
 * This is a broken link to the previous draft of ES5 on which most of the
 * numbered specification references and quotes herein were taken.  Updating
 * these references and quotes to reflect the new document would be a welcome
 * volunteer project.
 *
 * @module
 */

/*whatsupdoc*/

//
// Function
// ========
//

// ES-5 15.3.4.5
// http://www.ecma-international.org/publications/files/drafts/tc39-2009-025.pdf

if (!Function.prototype.bind) {
    Function.prototype.bind = function bind(that) { // .length is 1
        // 1. Let Target be the this value.
        var target = this;
        // 2. If IsCallable(Target) is false, throw a TypeError exception.
        if (typeof target != "function")
            throw new TypeError(); // TODO message
        // 3. Let A be a new (possibly empty) internal list of all of the
        //   argument values provided after thisArg (arg1, arg2 etc), in order.
        // XXX slicedArgs will stand in for "A" if used
        var args = slice.call(arguments, 1); // for normal call
        // 4. Let F be a new native ECMAScript object.
        // 9. Set the [[Prototype]] internal property of F to the standard
        //   built-in Function prototype object as specified in 15.3.3.1.
        // 10. Set the [[Call]] internal property of F as described in
        //   15.3.4.5.1.
        // 11. Set the [[Construct]] internal property of F as described in
        //   15.3.4.5.2.
        // 12. Set the [[HasInstance]] internal property of F as described in
        //   15.3.4.5.3.
        // 13. The [[Scope]] internal property of F is unused and need not
        //   exist.
        var bound = function () {

            if (this instanceof bound) {
                // 15.3.4.5.2 [[Construct]]
                // When the [[Construct]] internal method of a function object,
                // F that was created using the bind function is called with a
                // list of arguments ExtraArgs the following steps are taken:
                // 1. Let target be the value of F's [[TargetFunction]]
                //   internal property.
                // 2. If target has no [[Construct]] internal method, a
                //   TypeError exception is thrown.
                // 3. Let boundArgs be the value of F's [[BoundArgs]] internal
                //   property.
                // 4. Let args be a new list containing the same values as the
                //   list boundArgs in the same order followed by the same
                //   values as the list ExtraArgs in the same order.

                var F = function(){};
                F.prototype = target.prototype;
                var self = new F;

                var result = target.apply(
                    self,
                    args.concat(slice.call(arguments))
                );
                if (result !== null && Object(result) === result)
                    return result;
                return self;

            } else {
                // 15.3.4.5.1 [[Call]]
                // When the [[Call]] internal method of a function object, F,
                // which was created using the bind function is called with a
                // this value and a list of arguments ExtraArgs the following
                // steps are taken:
                // 1. Let boundArgs be the value of F's [[BoundArgs]] internal
                //   property.
                // 2. Let boundThis be the value of F's [[BoundThis]] internal
                //   property.
                // 3. Let target be the value of F's [[TargetFunction]] internal
                //   property.
                // 4. Let args be a new list containing the same values as the list
                //   boundArgs in the same order followed by the same values as
                //   the list ExtraArgs in the same order. 5.  Return the
                //   result of calling the [[Call]] internal method of target
                //   providing boundThis as the this value and providing args
                //   as the arguments.

                // equiv: target.call(this, ...boundArgs, ...args)
                return target.apply(
                    that,
                    args.concat(slice.call(arguments))
                );

            }

        };
        // XXX bound.length is never writable, so don't even try
        //
        // 16. The length own property of F is given attributes as specified in
        //   15.3.5.1.
        // TODO
        // 17. Set the [[Extensible]] internal property of F to true.
        // TODO
        // 18. Call the [[DefineOwnProperty]] internal method of F with
        //   arguments "caller", PropertyDescriptor {[[Value]]: null,
        //   [[Writable]]: false, [[Enumerable]]: false, [[Configurable]]:
        //   false}, and false.
        // TODO
        // 19. Call the [[DefineOwnProperty]] internal method of F with
        //   arguments "arguments", PropertyDescriptor {[[Value]]: null,
        //   [[Writable]]: false, [[Enumerable]]: false, [[Configurable]]:
        //   false}, and false.
        // TODO
        // NOTE Function objects created using Function.prototype.bind do not
        // have a prototype property.
        // XXX can't delete it in pure-js.
        return bound;
    };
}

// Shortcut to an often accessed properties, in order to avoid multiple
// dereference that costs universally.
// _Please note: Shortcuts are defined after `Function.prototype.bind` as we
// us it in defining shortcuts.
var call = Function.prototype.call;
var prototypeOfArray = Array.prototype;
var prototypeOfObject = Object.prototype;
var slice = prototypeOfArray.slice;
var toString = call.bind(prototypeOfObject.toString);
var owns = call.bind(prototypeOfObject.hasOwnProperty);

// If JS engine supports accessors creating shortcuts.
var defineGetter;
var defineSetter;
var lookupGetter;
var lookupSetter;
var supportsAccessors;
if ((supportsAccessors = owns(prototypeOfObject, "__defineGetter__"))) {
    defineGetter = call.bind(prototypeOfObject.__defineGetter__);
    defineSetter = call.bind(prototypeOfObject.__defineSetter__);
    lookupGetter = call.bind(prototypeOfObject.__lookupGetter__);
    lookupSetter = call.bind(prototypeOfObject.__lookupSetter__);
}

//
// Array
// =====
//

// ES5 15.4.3.2
if (!Array.isArray) {
    Array.isArray = function isArray(obj) {
        return toString(obj) == "[object Array]";
    };
}

// The IsCallable() check in the Array functions
// has been replaced with a strict check on the
// internal class of the object to trap cases where
// the provided function was actually a regular
// expression literal, which in V8 and
// JavaScriptCore is a typeof "function".  Only in
// V8 are regular expression literals permitted as
// reduce parameters, so it is desirable in the
// general case for the shim to match the more
// strict and common behavior of rejecting regular
// expressions.

// ES5 15.4.4.18
// https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/array/foreach
if (!Array.prototype.forEach) {
    Array.prototype.forEach = function forEach(fun /*, thisp*/) {
        var self = toObject(this),
            thisp = arguments[1],
            i = 0,
            length = self.length >>> 0;

        // If no callback function or if callback is not a callable function
        if (toString(fun) != "[object Function]") {
            throw new TypeError(); // TODO message
        }

        while (i < length) {
            if (i in self) {
                // Invoke the callback function with call, passing arguments:
                // context, property value, property key, thisArg object context
                fun.call(thisp, self[i], i, self);
            }
            i++;
        }
    };
}

// ES5 15.4.4.19
// https://developer.mozilla.org/en/Core_JavaScript_1.5_Reference/Objects/Array/map
if (!Array.prototype.map) {
    Array.prototype.map = function map(fun /*, thisp*/) {
        var self = toObject(this),
            length = self.length >>> 0,
            result = Array(length),
            thisp = arguments[1];

        // If no callback function or if callback is not a callable function
        if (toString(fun) != "[object Function]") {
            throw new TypeError(); // TODO message
        }

        for (var i = 0; i < length; i++) {
            if (i in self)
                result[i] = fun.call(thisp, self[i], i, self);
        }
        return result;
    };
}

// ES5 15.4.4.20
if (!Array.prototype.filter) {
    Array.prototype.filter = function filter(fun /*, thisp */) {
        var self = toObject(this),
            length = self.length >>> 0,
            result = [],
            thisp = arguments[1];

        // If no callback function or if callback is not a callable function
        if (toString(fun) != "[object Function]") {
            throw new TypeError(); // TODO message
        }

        for (var i = 0; i < length; i++) {
            if (i in self && fun.call(thisp, self[i], i, self))
                result.push(self[i]);
        }
        return result;
    };
}

// ES5 15.4.4.16
if (!Array.prototype.every) {
    Array.prototype.every = function every(fun /*, thisp */) {
        var self = toObject(this),
            length = self.length >>> 0,
            thisp = arguments[1];

        // If no callback function or if callback is not a callable function
        if (toString(fun) != "[object Function]") {
            throw new TypeError(); // TODO message
        }

        for (var i = 0; i < length; i++) {
            if (i in self && !fun.call(thisp, self[i], i, self))
                return false;
        }
        return true;
    };
}

// ES5 15.4.4.17
// https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/some
if (!Array.prototype.some) {
    Array.prototype.some = function some(fun /*, thisp */) {
        var self = toObject(this),
            length = self.length >>> 0,
            thisp = arguments[1];

        // If no callback function or if callback is not a callable function
        if (toString(fun) != "[object Function]") {
            throw new TypeError(); // TODO message
        }

        for (var i = 0; i < length; i++) {
            if (i in self && fun.call(thisp, self[i], i, self))
                return true;
        }
        return false;
    };
}

// ES5 15.4.4.21
// https://developer.mozilla.org/en/Core_JavaScript_1.5_Reference/Objects/Array/reduce
if (!Array.prototype.reduce) {
    Array.prototype.reduce = function reduce(fun /*, initial*/) {
        var self = toObject(this),
            length = self.length >>> 0;

        // If no callback function or if callback is not a callable function
        if (toString(fun) != "[object Function]") {
            throw new TypeError(); // TODO message
        }

        // no value to return if no initial value and an empty array
        if (!length && arguments.length == 1)
            throw new TypeError(); // TODO message

        var i = 0;
        var result;
        if (arguments.length >= 2) {
            result = arguments[1];
        } else {
            do {
                if (i in self) {
                    result = self[i++];
                    break;
                }

                // if array contains no values, no initial value to return
                if (++i >= length)
                    throw new TypeError(); // TODO message
            } while (true);
        }

        for (; i < length; i++) {
            if (i in self)
                result = fun.call(void 0, result, self[i], i, self);
        }

        return result;
    };
}

// ES5 15.4.4.22
// https://developer.mozilla.org/en/Core_JavaScript_1.5_Reference/Objects/Array/reduceRight
if (!Array.prototype.reduceRight) {
    Array.prototype.reduceRight = function reduceRight(fun /*, initial*/) {
        var self = toObject(this),
            length = self.length >>> 0;

        // If no callback function or if callback is not a callable function
        if (toString(fun) != "[object Function]") {
            throw new TypeError(); // TODO message
        }

        // no value to return if no initial value, empty array
        if (!length && arguments.length == 1)
            throw new TypeError(); // TODO message

        var result, i = length - 1;
        if (arguments.length >= 2) {
            result = arguments[1];
        } else {
            do {
                if (i in self) {
                    result = self[i--];
                    break;
                }

                // if array contains no values, no initial value to return
                if (--i < 0)
                    throw new TypeError(); // TODO message
            } while (true);
        }

        do {
            if (i in this)
                result = fun.call(void 0, result, self[i], i, self);
        } while (i--);

        return result;
    };
}

// ES5 15.4.4.14
// https://developer.mozilla.org/en/JavaScript/Reference/Global_Objects/Array/indexOf
if (!Array.prototype.indexOf) {
    Array.prototype.indexOf = function indexOf(sought /*, fromIndex */ ) {
        var self = toObject(this),
            length = self.length >>> 0;

        if (!length)
            return -1;

        var i = 0;
        if (arguments.length > 1)
            i = toInteger(arguments[1]);

        // handle negative indices
        i = i >= 0 ? i : length - Math.abs(i);
        for (; i < length; i++) {
            if (i in self && self[i] === sought) {
                return i;
            }
        }
        return -1;
    };
}

// ES5 15.4.4.15
if (!Array.prototype.lastIndexOf) {
    Array.prototype.lastIndexOf = function lastIndexOf(sought /*, fromIndex */) {
        var self = toObject(this),
            length = self.length >>> 0;

        if (!length)
            return -1;
        var i = length - 1;
        if (arguments.length > 1)
            i = toInteger(arguments[1]);
        // handle negative indices
        i = i >= 0 ? i : length - Math.abs(i);
        for (; i >= 0; i--) {
            if (i in self && sought === self[i])
                return i;
        }
        return -1;
    };
}

//
// Object
// ======
//

// ES5 15.2.3.2
if (!Object.getPrototypeOf) {
    // https://github.com/kriskowal/es5-shim/issues#issue/2
    // http://ejohn.org/blog/objectgetprototypeof/
    // recommended by fschaefer on github
    Object.getPrototypeOf = function getPrototypeOf(object) {
        return object.__proto__ || (
            object.constructor ?
            object.constructor.prototype :
            prototypeOfObject
        );
    };
}

// ES5 15.2.3.3
if (!Object.getOwnPropertyDescriptor) {
    var ERR_NON_OBJECT = "Object.getOwnPropertyDescriptor called on a " +
                         "non-object: ";
    Object.getOwnPropertyDescriptor = function getOwnPropertyDescriptor(object, property) {
        if ((typeof object != "object" && typeof object != "function") || object === null)
            throw new TypeError(ERR_NON_OBJECT + object);
        // If object does not owns property return undefined immediately.
        if (!owns(object, property))
            return;

        var descriptor, getter, setter;

        // If object has a property then it's for sure both `enumerable` and
        // `configurable`.
        descriptor =  { enumerable: true, configurable: true };

        // If JS engine supports accessor properties then property may be a
        // getter or setter.
        if (supportsAccessors) {
            // Unfortunately `__lookupGetter__` will return a getter even
            // if object has own non getter property along with a same named
            // inherited getter. To avoid misbehavior we temporary remove
            // `__proto__` so that `__lookupGetter__` will return getter only
            // if it's owned by an object.
            var prototype = object.__proto__;
            object.__proto__ = prototypeOfObject;

            var getter = lookupGetter(object, property);
            var setter = lookupSetter(object, property);

            // Once we have getter and setter we can put values back.
            object.__proto__ = prototype;

            if (getter || setter) {
                if (getter) descriptor.get = getter;
                if (setter) descriptor.set = setter;

                // If it was accessor property we're done and return here
                // in order to avoid adding `value` to the descriptor.
                return descriptor;
            }
        }

        // If we got this far we know that object has an own property that is
        // not an accessor so we set it as a value and return descriptor.
        descriptor.value = object[property];
        return descriptor;
    };
}

// ES5 15.2.3.4
if (!Object.getOwnPropertyNames) {
    Object.getOwnPropertyNames = function getOwnPropertyNames(object) {
        return Object.keys(object);
    };
}

// ES5 15.2.3.5
if (!Object.create) {
    Object.create = function create(prototype, properties) {
        var object;
        if (prototype === null) {
            object = { "__proto__": null };
        } else {
            if (typeof prototype != "object")
                throw new TypeError("typeof prototype["+(typeof prototype)+"] != 'object'");
            var Type = function () {};
            Type.prototype = prototype;
            object = new Type();
            // IE has no built-in implementation of `Object.getPrototypeOf`
            // neither `__proto__`, but this manually setting `__proto__` will
            // guarantee that `Object.getPrototypeOf` will work as expected with
            // objects created using `Object.create`
            object.__proto__ = prototype;
        }
        if (properties !== void 0)
            Object.defineProperties(object, properties);
        return object;
    };
}

// ES5 15.2.3.6

// Patch for WebKit and IE8 standard mode
// Designed by hax <hax.github.com>
// related issue: https://github.com/kriskowal/es5-shim/issues#issue/5
// IE8 Reference:
//     http://msdn.microsoft.com/en-us/library/dd282900.aspx
//     http://msdn.microsoft.com/en-us/library/dd229916.aspx
// WebKit Bugs:
//     https://bugs.webkit.org/show_bug.cgi?id=36423

function doesDefinePropertyWork(object) {
    try {
        Object.defineProperty(object, "sentinel", {});
        return "sentinel" in object;
    } catch (exception) {
        // returns falsy
    }
}

// check whether defineProperty works if it's given. Otherwise,
// shim partially.
if (Object.defineProperty) {
    var definePropertyWorksOnObject = doesDefinePropertyWork({});
    var definePropertyWorksOnDom = typeof document == "undefined" ||
        doesDefinePropertyWork(document.createElement("div"));
    if (!definePropertyWorksOnObject || !definePropertyWorksOnDom) {
        var definePropertyFallback = Object.defineProperty;
    }
}

if (!Object.defineProperty || definePropertyFallback) {
    var ERR_NON_OBJECT_DESCRIPTOR = "Property description must be an object: ";
    var ERR_NON_OBJECT_TARGET = "Object.defineProperty called on non-object: "
    var ERR_ACCESSORS_NOT_SUPPORTED = "getters & setters can not be defined " +
                                      "on this javascript engine";

    Object.defineProperty = function defineProperty(object, property, descriptor) {
        if ((typeof object != "object" && typeof object != "function") || object === null)
            throw new TypeError(ERR_NON_OBJECT_TARGET + object);
        if ((typeof descriptor != "object" && typeof descriptor != "function") || descriptor === null)
            throw new TypeError(ERR_NON_OBJECT_DESCRIPTOR + descriptor);

        // make a valiant attempt to use the real defineProperty
        // for I8's DOM elements.
        if (definePropertyFallback) {
            try {
                return definePropertyFallback.call(Object, object, property, descriptor);
            } catch (exception) {
                // try the shim if the real one doesn't work
            }
        }

        // If it's a data property.
        if (owns(descriptor, "value")) {
            // fail silently if "writable", "enumerable", or "configurable"
            // are requested but not supported
            /*
            // alternate approach:
            if ( // can't implement these features; allow false but not true
                !(owns(descriptor, "writable") ? descriptor.writable : true) ||
                !(owns(descriptor, "enumerable") ? descriptor.enumerable : true) ||
                !(owns(descriptor, "configurable") ? descriptor.configurable : true)
            )
                throw new RangeError(
                    "This implementation of Object.defineProperty does not " +
                    "support configurable, enumerable, or writable."
                );
            */

            if (supportsAccessors && (lookupGetter(object, property) ||
                                      lookupSetter(object, property)))
            {
                // As accessors are supported only on engines implementing
                // `__proto__` we can safely override `__proto__` while defining
                // a property to make sure that we don't hit an inherited
                // accessor.
                var prototype = object.__proto__;
                object.__proto__ = prototypeOfObject;
                // Deleting a property anyway since getter / setter may be
                // defined on object itself.
                delete object[property];
                object[property] = descriptor.value;
                // Setting original `__proto__` back now.
                object.__proto__ = prototype;
            } else {
                object[property] = descriptor.value;
            }
        } else {
            if (!supportsAccessors)
                throw new TypeError(ERR_ACCESSORS_NOT_SUPPORTED);
            // If we got that far then getters and setters can be defined !!
            if (owns(descriptor, "get"))
                defineGetter(object, property, descriptor.get);
            if (owns(descriptor, "set"))
                defineSetter(object, property, descriptor.set);
        }

        return object;
    };
}

// ES5 15.2.3.7
if (!Object.defineProperties) {
    Object.defineProperties = function defineProperties(object, properties) {
        for (var property in properties) {
            if (owns(properties, property))
                Object.defineProperty(object, property, properties[property]);
        }
        return object;
    };
}

// ES5 15.2.3.8
if (!Object.seal) {
    Object.seal = function seal(object) {
        // this is misleading and breaks feature-detection, but
        // allows "securable" code to "gracefully" degrade to working
        // but insecure code.
        return object;
    };
}

// ES5 15.2.3.9
if (!Object.freeze) {
    Object.freeze = function freeze(object) {
        // this is misleading and breaks feature-detection, but
        // allows "securable" code to "gracefully" degrade to working
        // but insecure code.
        return object;
    };
}

// detect a Rhino bug and patch it
try {
    Object.freeze(function () {});
} catch (exception) {
    Object.freeze = (function freeze(freezeObject) {
        return function freeze(object) {
            if (typeof object == "function") {
                return object;
            } else {
                return freezeObject(object);
            }
        };
    })(Object.freeze);
}

// ES5 15.2.3.10
if (!Object.preventExtensions) {
    Object.preventExtensions = function preventExtensions(object) {
        // this is misleading and breaks feature-detection, but
        // allows "securable" code to "gracefully" degrade to working
        // but insecure code.
        return object;
    };
}

// ES5 15.2.3.11
if (!Object.isSealed) {
    Object.isSealed = function isSealed(object) {
        return false;
    };
}

// ES5 15.2.3.12
if (!Object.isFrozen) {
    Object.isFrozen = function isFrozen(object) {
        return false;
    };
}

// ES5 15.2.3.13
if (!Object.isExtensible) {
    Object.isExtensible = function isExtensible(object) {
        // 1. If Type(O) is not Object throw a TypeError exception.
        if (Object(object) === object) {
            throw new TypeError(); // TODO message
        }
        // 2. Return the Boolean value of the [[Extensible]] internal property of O.
        var name = '';
        while (owns(object, name)) {
            name += '?';
        }
        object[name] = true;
        var returnValue = owns(object, name);
        delete object[name];
        return returnValue;
    };
}

// ES5 15.2.3.14
// http://whattheheadsaid.com/2010/10/a-safer-object-keys-compatibility-implementation
if (!Object.keys) {

    var hasDontEnumBug = true,
        dontEnums = [
            "toString",
            "toLocaleString",
            "valueOf",
            "hasOwnProperty",
            "isPrototypeOf",
            "propertyIsEnumerable",
            "constructor"
        ],
        dontEnumsLength = dontEnums.length;

    for (var key in {"toString": null})
        hasDontEnumBug = false;

    Object.keys = function keys(object) {

        if ((typeof object != "object" && typeof object != "function") || object === null)
            throw new TypeError("Object.keys called on a non-object");

        var keys = [];
        for (var name in object) {
            if (owns(object, name)) {
                keys.push(name);
            }
        }

        if (hasDontEnumBug) {
            for (var i = 0, ii = dontEnumsLength; i < ii; i++) {
                var dontEnum = dontEnums[i];
                if (owns(object, dontEnum)) {
                    keys.push(dontEnum);
                }
            }
        }

        return keys;
    };

}

//
// Date
// ====
//

// ES5 15.9.5.43
// Format a Date object as a string according to a simplified subset of the ISO 8601
// standard as defined in 15.9.1.15.
if (!Date.prototype.toISOString) {
    Date.prototype.toISOString = function toISOString() {
        var result, length, value;
        if (!isFinite(this))
            throw new RangeError;

        // the date time string format is specified in 15.9.1.15.
        result = [this.getUTCFullYear(), this.getUTCMonth() + 1, this.getUTCDate(),
            this.getUTCHours(), this.getUTCMinutes(), this.getUTCSeconds()];

        length = result.length;
        while (length--) {
            value = result[length];
            // pad months, days, hours, minutes, and seconds to have two digits.
            if (value < 10)
                result[length] = "0" + value;
        }
        // pad milliseconds to have three digits.
        return result.slice(0, 3).join("-") + "T" + result.slice(3).join(":") + "." +
            ("000" + this.getUTCMilliseconds()).slice(-3) + "Z";
    }
}

// ES5 15.9.4.4
if (!Date.now) {
    Date.now = function now() {
        return new Date().getTime();
    };
}

// ES5 15.9.5.44
if (!Date.prototype.toJSON) {
    Date.prototype.toJSON = function toJSON(key) {
        // This function provides a String representation of a Date object for
        // use by JSON.stringify (15.12.3). When the toJSON method is called
        // with argument key, the following steps are taken:

        // 1.  Let O be the result of calling ToObject, giving it the this
        // value as its argument.
        // 2. Let tv be ToPrimitive(O, hint Number).
        // 3. If tv is a Number and is not finite, return null.
        // XXX
        // 4. Let toISO be the result of calling the [[Get]] internal method of
        // O with argument "toISOString".
        // 5. If IsCallable(toISO) is false, throw a TypeError exception.
        if (typeof this.toISOString != "function")
            throw new TypeError(); // TODO message
        // 6. Return the result of calling the [[Call]] internal method of
        // toISO with O as the this value and an empty argument list.
        return this.toISOString();

        // NOTE 1 The argument is ignored.

        // NOTE 2 The toJSON function is intentionally generic; it does not
        // require that its this value be a Date object. Therefore, it can be
        // transferred to other kinds of objects for use as a method. However,
        // it does require that any such object have a toISOString method. An
        // object is free to use the argument key to filter its
        // stringification.
    };
}

// 15.9.4.2 Date.parse (string)
// 15.9.1.15 Date Time String Format
// Date.parse
// based on work shared by Daniel Friesen (dantman)
// http://gist.github.com/303249
if (isNaN(Date.parse("2011-06-15T21:40:05+06:00"))) {
    // XXX global assignment won't work in embeddings that use
    // an alternate object for the context.
    Date = (function(NativeDate) {

        // Date.length === 7
        var Date = function Date(Y, M, D, h, m, s, ms) {
            var length = arguments.length;
            if (this instanceof NativeDate) {
                var date = length == 1 && String(Y) === Y ? // isString(Y)
                    // We explicitly pass it through parse:
                    new NativeDate(Date.parse(Y)) :
                    // We have to manually make calls depending on argument
                    // length here
                    length >= 7 ? new NativeDate(Y, M, D, h, m, s, ms) :
                    length >= 6 ? new NativeDate(Y, M, D, h, m, s) :
                    length >= 5 ? new NativeDate(Y, M, D, h, m) :
                    length >= 4 ? new NativeDate(Y, M, D, h) :
                    length >= 3 ? new NativeDate(Y, M, D) :
                    length >= 2 ? new NativeDate(Y, M) :
                    length >= 1 ? new NativeDate(Y) :
                                  new NativeDate();
                // Prevent mixups with unfixed Date object
                date.constructor = Date;
                return date;
            }
            return NativeDate.apply(this, arguments);
        };

        // 15.9.1.15 Date Time String Format. This pattern does not implement
        // extended years (15.9.1.15.1), as `Date.UTC` cannot parse them.
        var isoDateExpression = new RegExp("^" +
            "(\\d{4})" + // four-digit year capture
            "(?:-(\\d{2})" + // optional month capture
            "(?:-(\\d{2})" + // optional day capture
            "(?:" + // capture hours:minutes:seconds.milliseconds
                "T(\\d{2})" + // hours capture
                ":(\\d{2})" + // minutes capture
                "(?:" + // optional :seconds.milliseconds
                    ":(\\d{2})" + // seconds capture
                    "(?:\\.(\\d{3}))?" + // milliseconds capture
                ")?" +
            "(?:" + // capture UTC offset component
                "Z|" + // UTC capture
                "(?:" + // offset specifier +/-hours:minutes
                    "([-+])" + // sign capture
                    "(\\d{2})" + // hours offset capture
                    ":(\\d{2})" + // minutes offset capture
                ")" +
            ")?)?)?)?" +
        "$");

        // Copy any custom methods a 3rd party library may have added
        for (var key in NativeDate)
            Date[key] = NativeDate[key];

        // Copy "native" methods explicitly; they may be non-enumerable
        Date.now = NativeDate.now;
        Date.UTC = NativeDate.UTC;
        Date.prototype = NativeDate.prototype;
        Date.prototype.constructor = Date;

        // Upgrade Date.parse to handle simplified ISO 8601 strings
        Date.parse = function parse(string) {
            var match = isoDateExpression.exec(string);
            if (match) {
                match.shift(); // kill match[0], the full match
                // parse months, days, hours, minutes, seconds, and milliseconds
                for (var i = 1; i < 7; i++) {
                    // provide default values if necessary
                    match[i] = +(match[i] || (i < 3 ? 1 : 0));
                    // match[1] is the month. Months are 0-11 in JavaScript
                    // `Date` objects, but 1-12 in ISO notation, so we
                    // decrement.
                    if (i == 1)
                        match[i]--;
                }

                // parse the UTC offset component
                var minuteOffset = +match.pop(), hourOffset = +match.pop(), sign = match.pop();

                // compute the explicit time zone offset if specified
                var offset = 0;
                if (sign) {
                    // detect invalid offsets and return early
                    if (hourOffset > 23 || minuteOffset > 59)
                        return NaN;

                    // express the provided time zone offset in minutes. The offset is
                    // negative for time zones west of UTC; positive otherwise.
                    offset = (hourOffset * 60 + minuteOffset) * 6e4 * (sign == "+" ? -1 : 1);
                }

                // compute a new UTC date value, accounting for the optional offset
                return NativeDate.UTC.apply(this, match) + offset;
            }
            return NativeDate.parse.apply(this, arguments);
        };

        return Date;
    })(Date);
}

//
// String
// ======
//

// ES5 15.5.4.20
var ws = "\x09\x0A\x0B\x0C\x0D\x20\xA0\u1680\u180E\u2000\u2001\u2002\u2003" +
    "\u2004\u2005\u2006\u2007\u2008\u2009\u200A\u202F\u205F\u3000\u2028" +
    "\u2029\uFEFF";
if (!String.prototype.trim || ws.trim()) {
    // http://blog.stevenlevithan.com/archives/faster-trim-javascript
    // http://perfectionkills.com/whitespace-deviations/
    ws = "[" + ws + "]";
    var trimBeginRegexp = new RegExp("^" + ws + ws + "*"),
        trimEndRegexp = new RegExp(ws + ws + "*$");
    String.prototype.trim = function trim() {
        return String(this).replace(trimBeginRegexp, "").replace(trimEndRegexp, "");
    };
}

//
// Util
// ======
//

// http://jsperf.com/to-integer
var toInteger = function (n) {
    n = +n;
    if (n !== n) // isNaN
        n = -1;
    else if (n !== 0 && n !== (1/0) && n !== -(1/0))
        n = (n > 0 || -1) * Math.floor(Math.abs(n));
    return n;
};

var prepareString = "a"[0] != "a",
    // ES5 9.9
    toObject = function (o) {
        if (o == null) { // this matches both null and undefined
            throw new TypeError(); // TODO message
        }
        // If the implementation doesn't support by-index access of
        // string characters (ex. IE < 7), split the string
        if (prepareString && typeof o == "string" && o) {
            return o.split("");
        }
        return Object(o);
    };
});

var require = function (file, cwd) {
    var resolved = require.resolve(file, cwd || '/');
    var mod = require.modules[resolved];
    if (!mod) throw new Error(
        'Failed to resolve module ' + file + ', tried ' + resolved
    );
    var res = mod._cached ? mod._cached : mod();
    return res;
}

require.paths = [];
require.modules = {};
require.extensions = [".js",".coffee"];

require._core = {
    'assert': true,
    'events': true,
    'fs': true,
    'path': true,
    'vm': true
};

require.resolve = (function () {
    return function (x, cwd) {
        if (!cwd) cwd = '/';
        
        if (require._core[x]) return x;
        var path = require.modules.path();
        cwd = path.resolve('/', cwd);
        var y = cwd || '/';
        
        if (x.match(/^(?:\.\.?\/|\/)/)) {
            var m = loadAsFileSync(path.resolve(y, x))
                || loadAsDirectorySync(path.resolve(y, x));
            if (m) return m;
        }
        
        var n = loadNodeModulesSync(x, y);
        if (n) return n;
        
        throw new Error("Cannot find module '" + x + "'");
        
        function loadAsFileSync (x) {
            if (require.modules[x]) {
                return x;
            }
            
            for (var i = 0; i < require.extensions.length; i++) {
                var ext = require.extensions[i];
                if (require.modules[x + ext]) return x + ext;
            }
        }
        
        function loadAsDirectorySync (x) {
            x = x.replace(/\/+$/, '');
            var pkgfile = x + '/package.json';
            if (require.modules[pkgfile]) {
                var pkg = require.modules[pkgfile]();
                var b = pkg.browserify;
                if (typeof b === 'object' && b.main) {
                    var m = loadAsFileSync(path.resolve(x, b.main));
                    if (m) return m;
                }
                else if (typeof b === 'string') {
                    var m = loadAsFileSync(path.resolve(x, b));
                    if (m) return m;
                }
                else if (pkg.main) {
                    var m = loadAsFileSync(path.resolve(x, pkg.main));
                    if (m) return m;
                }
            }
            
            return loadAsFileSync(x + '/index');
        }
        
        function loadNodeModulesSync (x, start) {
            var dirs = nodeModulesPathsSync(start);
            for (var i = 0; i < dirs.length; i++) {
                var dir = dirs[i];
                var m = loadAsFileSync(dir + '/' + x);
                if (m) return m;
                var n = loadAsDirectorySync(dir + '/' + x);
                if (n) return n;
            }
            
            var m = loadAsFileSync(x);
            if (m) return m;
        }
        
        function nodeModulesPathsSync (start) {
            var parts;
            if (start === '/') parts = [ '' ];
            else parts = path.normalize(start).split('/');
            
            var dirs = [];
            for (var i = parts.length - 1; i >= 0; i--) {
                if (parts[i] === 'node_modules') continue;
                var dir = parts.slice(0, i + 1).join('/') + '/node_modules';
                dirs.push(dir);
            }
            
            return dirs;
        }
    };
})();

require.alias = function (from, to) {
    var path = require.modules.path();
    var res = null;
    try {
        res = require.resolve(from + '/package.json', '/');
    }
    catch (err) {
        res = require.resolve(from, '/');
    }
    var basedir = path.dirname(res);
    
    var keys = (Object.keys || function (obj) {
        var res = [];
        for (var key in obj) res.push(key)
        return res;
    })(require.modules);
    
    for (var i = 0; i < keys.length; i++) {
        var key = keys[i];
        if (key.slice(0, basedir.length + 1) === basedir + '/') {
            var f = key.slice(basedir.length);
            require.modules[to + f] = require.modules[basedir + f];
        }
        else if (key === basedir) {
            require.modules[to] = require.modules[basedir];
        }
    }
};

require.define = function (filename, fn) {
    var dirname = require._core[filename]
        ? ''
        : require.modules.path().dirname(filename)
    ;
    
    var require_ = function (file) {
        return require(file, dirname)
    };
    require_.resolve = function (name) {
        return require.resolve(name, dirname);
    };
    require_.modules = require.modules;
    require_.define = require.define;
    var module_ = { exports : {} };
    
    require.modules[filename] = function () {
        require.modules[filename]._cached = module_.exports;
        fn.call(
            module_.exports,
            require_,
            module_,
            module_.exports,
            dirname,
            filename
        );
        require.modules[filename]._cached = module_.exports;
        return module_.exports;
    };
};

if (typeof process === 'undefined') process = {};

if (!process.nextTick) process.nextTick = (function () {
    var queue = [];
    var canPost = typeof window !== 'undefined'
        && window.postMessage && window.addEventListener
    ;
    
    if (canPost) {
        window.addEventListener('message', function (ev) {
            if (ev.source === window && ev.data === 'browserify-tick') {
                ev.stopPropagation();
                if (queue.length > 0) {
                    var fn = queue.shift();
                    fn();
                }
            }
        }, true);
    }
    
    return function (fn) {
        if (canPost) {
            queue.push(fn);
            window.postMessage('browserify-tick', '*');
        }
        else setTimeout(fn, 0);
    };
})();

if (!process.title) process.title = 'browser';

if (!process.binding) process.binding = function (name) {
    if (name === 'evals') return require('vm')
    else throw new Error('No such module')
};

if (!process.cwd) process.cwd = function () { return '.' };

if (!process.env) process.env = {};
if (!process.argv) process.argv = [];

require.define("path", function (require, module, exports, __dirname, __filename) {
function filter (xs, fn) {
    var res = [];
    for (var i = 0; i < xs.length; i++) {
        if (fn(xs[i], i, xs)) res.push(xs[i]);
    }
    return res;
}

// resolves . and .. elements in a path array with directory names there
// must be no slashes, empty elements, or device names (c:\) in the array
// (so also no leading and trailing slashes - it does not distinguish
// relative and absolute paths)
function normalizeArray(parts, allowAboveRoot) {
  // if the path tries to go above the root, `up` ends up > 0
  var up = 0;
  for (var i = parts.length; i >= 0; i--) {
    var last = parts[i];
    if (last == '.') {
      parts.splice(i, 1);
    } else if (last === '..') {
      parts.splice(i, 1);
      up++;
    } else if (up) {
      parts.splice(i, 1);
      up--;
    }
  }

  // if the path is allowed to go above the root, restore leading ..s
  if (allowAboveRoot) {
    for (; up--; up) {
      parts.unshift('..');
    }
  }

  return parts;
}

// Regex to split a filename into [*, dir, basename, ext]
// posix version
var splitPathRe = /^(.+\/(?!$)|\/)?((?:.+?)?(\.[^.]*)?)$/;

// path.resolve([from ...], to)
// posix version
exports.resolve = function() {
var resolvedPath = '',
    resolvedAbsolute = false;

for (var i = arguments.length; i >= -1 && !resolvedAbsolute; i--) {
  var path = (i >= 0)
      ? arguments[i]
      : process.cwd();

  // Skip empty and invalid entries
  if (typeof path !== 'string' || !path) {
    continue;
  }

  resolvedPath = path + '/' + resolvedPath;
  resolvedAbsolute = path.charAt(0) === '/';
}

// At this point the path should be resolved to a full absolute path, but
// handle relative paths to be safe (might happen when process.cwd() fails)

// Normalize the path
resolvedPath = normalizeArray(filter(resolvedPath.split('/'), function(p) {
    return !!p;
  }), !resolvedAbsolute).join('/');

  return ((resolvedAbsolute ? '/' : '') + resolvedPath) || '.';
};

// path.normalize(path)
// posix version
exports.normalize = function(path) {
var isAbsolute = path.charAt(0) === '/',
    trailingSlash = path.slice(-1) === '/';

// Normalize the path
path = normalizeArray(filter(path.split('/'), function(p) {
    return !!p;
  }), !isAbsolute).join('/');

  if (!path && !isAbsolute) {
    path = '.';
  }
  if (path && trailingSlash) {
    path += '/';
  }
  
  return (isAbsolute ? '/' : '') + path;
};


// posix version
exports.join = function() {
  var paths = Array.prototype.slice.call(arguments, 0);
  return exports.normalize(filter(paths, function(p, index) {
    return p && typeof p === 'string';
  }).join('/'));
};


exports.dirname = function(path) {
  var dir = splitPathRe.exec(path)[1] || '';
  var isWindows = false;
  if (!dir) {
    // No dirname
    return '.';
  } else if (dir.length === 1 ||
      (isWindows && dir.length <= 3 && dir.charAt(1) === ':')) {
    // It is just a slash or a drive letter with a slash
    return dir;
  } else {
    // It is a full dirname, strip trailing slash
    return dir.substring(0, dir.length - 1);
  }
};


exports.basename = function(path, ext) {
  var f = splitPathRe.exec(path)[2] || '';
  // TODO: make this comparison case-insensitive on windows?
  if (ext && f.substr(-1 * ext.length) === ext) {
    f = f.substr(0, f.length - ext.length);
  }
  return f;
};


exports.extname = function(path) {
  return splitPathRe.exec(path)[3] || '';
};

});

require.define("/hook.js", function (require, module, exports, __dirname, __filename) {
  /*
 * hook-shim.js: A slimmed down minimal Hook.js class for the browser
 *
 * run './bin/browser' to convert this script to a browser friendly format
 * (C) 2011 Nodejitsu Inc.
 * MIT LICENCE
 *
 */

var VERSION = "0.8.x";

var dnode  = require('dnode'),
    path   = require('path'),
    EventEmitter = require('eventemitter2').EventEmitter2;

//
// Default EventEmitter2 delimiter
//
var DELIMITER = '::';

//
// Create a shim for the base hook.io Hook class
//
var Hook = exports.Hook = function (options) {
  var self = this;

  self.reconnectionTimer = null;
  EventEmitter.call(this, { delimiter: DELIMITER, wildcard: true });

  options = options || {};
  this.defaults = {};
  this.defaults.name = "no-name";

  this.name   = this.name   || options.name   || options['hook-name'] || this.defaults.name;
  this.type   = this.type   || options.type   || options['hook-type'] || 'browser-hook';
};

//
// Hook inherit from `EventEmitter2`.
//
inherits(Hook, EventEmitter);

//
// Shim of Hook.prototype.emit from core hook.io project
//
//
// TODO: Remove all this copy and pasted code from Hook.emit and replace,
// with a require()
//

Hook.prototype.emit = function (event, data, callback, sender) {

  var self = this;

  // For local events, i.e. generated by this hook
  if(!sender) {
    sender = this._senderInfo(this);
  }
  
  // Remark: `newListener`, `removeListener`, and  is reserved by EE and EE2,
  // if we encounter it, just fire EventEmitter.emit as normal,
  // with no arguments modifications
  //
  if (['newListener', 'removeListener', 'removeAllListeners'].indexOf(event) !== -1) {
    if(self.remote && sender.name === this.name) {
      // If a client's subscriptions change, update the server.
      self.remote.message(event, data, callback, sender);
    }
    return EventEmitter.prototype.emit.apply(this, arguments);
  }

  //
  // Curry arguments to support multiple styles,
  // of callback passing.
  //
  if(typeof data === 'function') {
   callback = data;
   data = null;
  }

  if(typeof callback !== 'function') {
   //
   // Remark: If no callback has been sent,
   // attempt to auto-create a callback that emits,
   // based on the following convention:
   //
   //
   //  Since no callback function was detected, we are going to create a callback,
   //  that emits back the event name appended with either:
   //
   //         `event::result`  - Emitted when callback is fired without error
   //              OR
   //         `event::error`   - Emitted when callback is fired with an error
   //

   callback = function(err, result){
     if (err) {
       //
       // Remark: In addition to firing the `::error` event,
       // we set a property `ctx` of the error, which
       // contains the original data sent to the hook that caused,
       // the error in the first place. This is useful for debugging.
       //
       err.ctx = data;
       return self.emit(event + DELIMITER+'error', err);
     }
     result.ctx = data;
     return self.emit(event + DELIMITER+'result', result);
   };
  }

    //
    // If this call to emit has not been forced local and this instance has a
    // remote (i.e. parent) connection, then broadcast event back to the remote
    
  if (self.remote && sender.name === this.name) {
      this.remote.message(this.name+DELIMITER+event, data, callback, sender);
  }

  //
  // Remark: After we process any hook.io messaging,
  // we still need to call the event, so fire it
  //
  return EventEmitter.prototype.emit.apply(this, [event, data, callback]);
};

Hook.prototype.connect = function () {

  var self = this;

  //
  // Create a dnode / socketio client which exposes,
  // a `message` function
  //
  var client = dnode({
    message: function(event, data, callback, sender){
      self.emit(event, data, callback, sender || {name : 'unknown', type : 'unknown'});
    },
    hasEvent: function (parts, callback) {
      callback(null, self.hasEvent.call(self, parts));
    },
    cullYours: function () {}
  });

  //
  // connect() will recursively call itself,
  // until a connection is ready
  //
  // When the connection ends connect() will,
  // continue to attempt to reconnect
  //
  //
  // connect() will recursively call itself,
  // until a connection is ready
  //
  // When the connection ends connect() will,
  // continue to attempt to reconnect
  //
  function connect() {
    client.connect(function (remote, conn) {
      self.remote = remote;
      self.conn   = conn;

      clearInterval(self.reconnectionTimer);

      conn.on('end', function(){
        //  Attempt reconnection
        self.reconnectionTimer = setInterval(function(){
          connect();
        }, 3000);
      });

      remote.report(self.getInfo(),  function (newName, newID, pkginfo, proposedRank) {
        self.name = newName;
        self.id   = newID;

        self.proposedRank = Number(proposedRank) || 1;
        self.emit('hook::rank::accepting', self.proposedRank);
        self.emit('hook::ready', self.getInfo());
      });
    });
  }


  connect();
};

Hook.prototype.start = function () {
  this.connect();
};

Hook.prototype._senderInfo = function(hook) {
  return {
    'name': hook.name,
    'type': hook.type
  };
};

Hook.prototype.getInfo = function () {
  var info = {
    "name"    : this.name,
    "type"    : this.type,
    "pkginfo" : {
      "version" : VERSION
    },
    "events"  : this.getStringEvents()
  };
  return info;
};

// ### function getStringEvents ()
// #### @return {Array} Array of strings representing each listened event.
// Rebuild a list of all the listened events under their string form factor.
//
Hook.prototype.getStringEvents = function () {
  function getStringEvents(node, paths, currentPath) {
    if(typeof node !== 'object') return;
    
    Object.keys(node).forEach(function(child) {
      if(child === '_listeners') return paths.push(currentPath.join(DELIMITER));
      getStringEvents(node[child], paths, currentPath.concat(child));
    });
    
    return paths;
  }

  return getStringEvents(this.listenerTree, [], [], []);
};

Hook.prototype.hasEvent = function (parts) {
 if (typeof parts !== 'string' && !(parts instanceof Array)) return false;
 return !!this.listeners(parts).length;
};

//
// Simple Inherits from node.js core
//
function inherits (ctor, superCtor) {
  ctor.super_ = superCtor;
  ctor.prototype = Object.create(superCtor.prototype, {
    constructor: {
      value: ctor,
      enumerable: false,
      writable: true,
      configurable: true
    }
  });
}

});

require.define("/node_modules/dnode/package.json", function (require, module, exports, __dirname, __filename) {
module.exports = {"main":"./index.js","browserify":"browser/index.js"}
});

require.define("/node_modules/dnode/browser/index.js", function (require, module, exports, __dirname, __filename) {
var protocol = require('dnode-protocol');
var EventEmitter = require('events').EventEmitter;
var io = require('socket.io-client');
var json = typeof JSON === 'object' ? JSON : require('jsonify');

var exports = module.exports = dnode;

function dnode (wrapper) {
    if (!(this instanceof dnode)) return new dnode(wrapper);
    this.proto = protocol(wrapper);
    this.stack = [];
    return this;
}

dnode.prototype = new EventEmitter;

dnode.prototype.use = function (middleware) {
    this.stack.push(middleware);
    return this;
};

dnode.prototype.connect = function () {
    var self = this;
    var params = protocol.parseArgs(arguments);
    var client = self.proto.create();
    
    var proto = (params.proto || window.location.protocol)
        .replace(/:.*/, '') + '://';
    
    var sock = client.socketio = io.connect(
        proto + (params.host || window.location.host),
        params
    );
    
    client.end = function () {
        sock.disconnect();
    };
    
    sock.on('connect', function () {
        client.start();
        self.emit('connect');
    });
    
    sock.on('disconnect', function () {
        client.emit('end');
        self.emit('end');
    });
    
    sock.on('message', client.parse);
    
    client.on('request', function (req) {
        sock.send(json.stringify(req) + '\n');
    });
    
    if (params.block) {
        client.on('remote', function () {
            params.block.call(client.instance, client.remote, client);
        });
    }
    
    this.stack.forEach(function (middleware) {
        middleware.call(client.instance, client.remote, client);
    });
};

exports.connect = function () {
    var d = exports();
    return d.connect.apply(d, arguments);
};

});

require.define("/node_modules/dnode-protocol/package.json", function (require, module, exports, __dirname, __filename) {
module.exports = {"main":"./index.js"}
});

require.define("/node_modules/dnode-protocol/index.js", function (require, module, exports, __dirname, __filename) {
var traverse = require('traverse');
var EventEmitter = require('events').EventEmitter;
var stream = require('stream');
var json = typeof JSON === 'object' ? JSON : require('jsonify');

var exports = module.exports = function (wrapper) {
    var self = {};
    
    self.sessions = {};
    
    self.create = function () {
        var id = null;
        do {
            id = Math.floor(
                Math.random() * Math.pow(2,32)
            ).toString(16);
        } while (self.sessions[id]);
        
        var s = Session(id, wrapper);
        self.sessions[id] = s;
        return s;
    };
    
    self.destroy = function (id) {
        delete self.sessions[id];
    };
    
    return self;
};

var Session = exports.Session = function (id, wrapper) {
    var self = new EventEmitter;
    
    self.id = id;
    self.remote = {};
    
    var instance = self.instance =
        typeof(wrapper) == 'function'
            ? new wrapper(self.remote, self)
            : wrapper || {}
    ;
    
    self.localStore = new Store;
    self.remoteStore = new Store;
    
    self.localStore.on('cull', function (id) {
        self.emit('request', {
            method : 'cull',
            arguments : [id],
            callbacks : {}
        });
    });
    
    var scrubber = new Scrubber(self.localStore);
    
    self.start = function () {
        self.request('methods', [ instance ]);
    };
    
    self.request = function (method, args) {
        var scrub = scrubber.scrub(args);
        
        self.emit('request', {
            method : method,
            arguments : scrub.arguments,
            callbacks : scrub.callbacks,
            links : scrub.links
        });
    };
    
    self.parse = function (line) {
        var msg = null;
        try { msg = json.parse(line) }
        catch (err) {
            self.emit('error', new SyntaxError(
                'Error parsing JSON message: ' + json.stringify(line))
            );
            return;
        }
        
        try { self.handle(msg) }
        catch (err) { self.emit('error', err) }
    };
    
    self.handle = function (req) {
        var args = scrubber.unscrub(req, function (id) {
            if (!self.remoteStore.has(id)) {
                // create a new function only if one hasn't already been created
                // for a particular id
                self.remoteStore.add(function () {
                    self.request(id, [].slice.apply(arguments));
                }, id);
            }
            return self.remoteStore.get(id);
        });
        
        if (req.method === 'methods') {
            handleMethods(args[0]);
        }
        else if (req.method === 'error') {
            var methods = args[0];
            self.emit('remoteError', methods);
        }
        else if (req.method === 'cull') {
            args.forEach(function (id) {
                self.remoteStore.cull(args);
            });
        }
        else if (typeof req.method === 'string') {
            if (self.instance.propertyIsEnumerable(req.method)) {
                apply(self.instance[req.method], self.instance, args);
            }
            else {
                self.emit('error', new Error(
                    'Request for non-enumerable method: ' + req.method
                ));
            }
        }
        else if (typeof req.method == 'number') {
            apply(self.localStore.get(req.method), self.instance, args);
        }
    }
    
    function handleMethods (methods) {
        if (typeof methods != 'object') {
            methods = {};
        }
        
        // copy since assignment discards the previous refs
        Object.keys(self.remote).forEach(function (key) {
            delete self.remote[key];
        });
        
        Object.keys(methods).forEach(function (key) {
            self.remote[key] = methods[key];
        });
        
        self.emit('remote', self.remote);
        self.emit('ready');
    }
    
    function apply(f, obj, args) {
        try { f.apply(obj, args) }
        catch (err) { self.emit('error', err) }
    }
    
    return self;
};

// scrub callbacks out of requests in order to call them again later
var Scrubber = exports.Scrubber = function (store) {
    var self = {};
    store = store || new Store;
    self.callbacks = store.items;
    
    // Take the functions out and note them for future use
    self.scrub = function (obj) {
        var paths = {};
        var links = [];
        
        var args = traverse(obj).map(function (node) {
            if (typeof(node) == 'function') {
                var i = store.indexOf(node);
                if (i >= 0 && !(i in paths)) {
                    // Keep previous function IDs only for the first function
                    // found. This is somewhat suboptimal but the alternatives
                    // are worse.
                    paths[i] = this.path;
                }
                else {
                    var id = store.add(node);
                    paths[id] = this.path;
                }
                
                this.update('[Function]');
            }
            else if (this.circular) {
                links.push({ from : this.circular.path, to : this.path });
                this.update('[Circular]');
            }
        });
        
        return {
            arguments : args,
            callbacks : paths,
            links : links
        };
    };
    
    // Replace callbacks. The supplied function should take a callback id and
    // return a callback of its own.
    self.unscrub = function (msg, f) {
        var args = msg.arguments || [];
        Object.keys(msg.callbacks || {}).forEach(function (strId) {
            var id = parseInt(strId,10);
            var path = msg.callbacks[id];
            args = setAt(args, path, f(id));
        });
        
        (msg.links || []).forEach(function (link) {
            var value = getAt(args, link.from);
            args = setAt(args, link.to, value);
        });
        
        return args;
    };
    
    function setAt (ref, path, value) {
        var node = ref;
        for (var i = 0; i < path.length - 1; i++) {
            var key = path[i];
            if (Object.propertyIsEnumerable.call(node, key)) {
                node = node[key];
            }
            else return undefined;
        };
        var last = path.slice(-1)[0];
        if (last === undefined) {
            return value;
        }
        else {
            node[last] = value;
            return ref;
        }
    }
    
    function getAt (node, path) {
        for (var i = 0; i < path.length; i++) {
            var key = path[i];
            if (Object.propertyIsEnumerable.call(node, key)) {
                node = node[key];
            }
            else return undefined;
        }
        return node;
    }
    
    return self;
}

var Store = exports.Store = function() {
    var self = new EventEmitter;
    var items = self.items = [];
    
    self.has = function (id) {
        return items[id] != undefined;
    };
    
    self.get = function (id) {
        if (!self.has(id)) return null;
        return wrap(items[id]);
    };
    
    self.add = function (fn, id) {
        if (id == undefined) id = items.length;
        items[id] = fn;
        return id;
    };
    
    self.cull = function (arg) {
        if (typeof arg == 'function') {
            arg = items.indexOf(arg);
        }
        delete items[arg];
        return arg;
    };
    
    self.indexOf = function (fn) {
        return items.indexOf(fn);
    };
    
    function wrap (fn) {
        return function() {
            fn.apply(this, arguments);
            autoCull(fn);
        };
    }
    
    function autoCull (fn) {
        if (typeof fn.times == 'number') {
            fn.times--;
            if (fn.times == 0) {
                var id = self.cull(fn);
                self.emit('cull', id);
            }
        }
    }
    
    return self;
};

var parseArgs = exports.parseArgs = function (argv) {
    var params = {};
    
    [].slice.call(argv).forEach(function (arg) {
        if (typeof arg === 'string') {
            if (arg.match(/^\d+$/)) {
                params.port = parseInt(arg, 10);
            }
            else if (arg.match('^/')) {
                params.path = arg;
            }
            else {
                params.host = arg;
            }
        }
        else if (typeof arg === 'number') {
            params.port = arg;
        }
        else if (typeof arg === 'function') {
            params.block = arg;
        }
        else if (typeof arg === 'object') {
            if (arg.__proto__ === Object.prototype) {
                // merge vanilla objects into params
                Object.keys(arg).forEach(function (key) {
                    params[key] = key === 'port'
                        ? parseInt(arg[key], 10)
                        : arg[key]
                    ;
                });
            }
            else if (stream.Stream && arg instanceof stream.Stream) {
                params.stream = arg;
            }
            else {
                // and non-Stream, non-vanilla objects are probably servers
                params.server = arg;
            }
        }
        else if (typeof arg === 'undefined') {
            // ignore
        }
        else {
            throw new Error('Not sure what to do about '
                + typeof arg + ' objects');
        }
    });
    
    return params;
};

});

require.define("/node_modules/traverse/package.json", function (require, module, exports, __dirname, __filename) {
module.exports = {"main":"./index"}
});

require.define("/node_modules/traverse/index.js", function (require, module, exports, __dirname, __filename) {
var traverse = module.exports = function (obj) {
    return new Traverse(obj);
};

function Traverse (obj) {
    this.value = obj;
}

Traverse.prototype.get = function (ps) {
    var node = this.value;
    for (var i = 0; i < ps.length; i ++) {
        var key = ps[i];
        if (!Object.hasOwnProperty.call(node, key)) {
            node = undefined;
            break;
        }
        node = node[key];
    }
    return node;
};

Traverse.prototype.has = function (ps) {
    var node = this.value;
    for (var i = 0; i < ps.length; i ++) {
        var key = ps[i];
        if (!Object.hasOwnProperty.call(node, key)) {
            return false;
        }
        node = node[key];
    }
    return true;
};

Traverse.prototype.set = function (ps, value) {
    var node = this.value;
    for (var i = 0; i < ps.length - 1; i ++) {
        var key = ps[i];
        if (!Object.hasOwnProperty.call(node, key)) node[key] = {};
        node = node[key];
    }
    node[ps[i]] = value;
    return value;
};

Traverse.prototype.map = function (cb) {
    return walk(this.value, cb, true);
};

Traverse.prototype.forEach = function (cb) {
    this.value = walk(this.value, cb, false);
    return this.value;
};

Traverse.prototype.reduce = function (cb, init) {
    var skip = arguments.length === 1;
    var acc = skip ? this.value : init;
    this.forEach(function (x) {
        if (!this.isRoot || !skip) {
            acc = cb.call(this, acc, x);
        }
    });
    return acc;
};

Traverse.prototype.paths = function () {
    var acc = [];
    this.forEach(function (x) {
        acc.push(this.path); 
    });
    return acc;
};

Traverse.prototype.nodes = function () {
    var acc = [];
    this.forEach(function (x) {
        acc.push(this.node);
    });
    return acc;
};

Traverse.prototype.clone = function () {
    var parents = [], nodes = [];
    
    return (function clone (src) {
        for (var i = 0; i < parents.length; i++) {
            if (parents[i] === src) {
                return nodes[i];
            }
        }
        
        if (typeof src === 'object' && src !== null) {
            var dst = copy(src);
            
            parents.push(src);
            nodes.push(dst);
            
            forEach(Object_keys(src), function (key) {
                dst[key] = clone(src[key]);
            });
            
            parents.pop();
            nodes.pop();
            return dst;
        }
        else {
            return src;
        }
    })(this.value);
};

function walk (root, cb, immutable) {
    var path = [];
    var parents = [];
    var alive = true;
    
    return (function walker (node_) {
        var node = immutable ? copy(node_) : node_;
        var modifiers = {};
        
        var keepGoing = true;
        
        var state = {
            node : node,
            node_ : node_,
            path : [].concat(path),
            parent : parents[parents.length - 1],
            parents : parents,
            key : path.slice(-1)[0],
            isRoot : path.length === 0,
            level : path.length,
            circular : null,
            update : function (x, stopHere) {
                if (!state.isRoot) {
                    state.parent.node[state.key] = x;
                }
                state.node = x;
                if (stopHere) keepGoing = false;
            },
            'delete' : function (stopHere) {
                delete state.parent.node[state.key];
                if (stopHere) keepGoing = false;
            },
            remove : function (stopHere) {
                if (Array_isArray(state.parent.node)) {
                    state.parent.node.splice(state.key, 1);
                }
                else {
                    delete state.parent.node[state.key];
                }
                if (stopHere) keepGoing = false;
            },
            keys : null,
            before : function (f) { modifiers.before = f },
            after : function (f) { modifiers.after = f },
            pre : function (f) { modifiers.pre = f },
            post : function (f) { modifiers.post = f },
            stop : function () { alive = false },
            block : function () { keepGoing = false }
        };
        
        if (!alive) return state;
        
        if (typeof node === 'object' && node !== null) {
            state.keys = Object_keys(node);
            
            state.isLeaf = state.keys.length == 0;
            
            for (var i = 0; i < parents.length; i++) {
                if (parents[i].node_ === node_) {
                    state.circular = parents[i];
                    break;
                }
            }
        }
        else {
            state.isLeaf = true;
        }
        
        state.notLeaf = !state.isLeaf;
        state.notRoot = !state.isRoot;
        
        // use return values to update if defined
        var ret = cb.call(state, state.node);
        if (ret !== undefined && state.update) state.update(ret);
        
        if (modifiers.before) modifiers.before.call(state, state.node);
        
        if (!keepGoing) return state;
        
        if (typeof state.node == 'object'
        && state.node !== null && !state.circular) {
            parents.push(state);
            
            forEach(state.keys, function (key, i) {
                path.push(key);
                
                if (modifiers.pre) modifiers.pre.call(state, state.node[key], key);
                
                var child = walker(state.node[key]);
                if (immutable && Object.hasOwnProperty.call(state.node, key)) {
                    state.node[key] = child.node;
                }
                
                child.isLast = i == state.keys.length - 1;
                child.isFirst = i == 0;
                
                if (modifiers.post) modifiers.post.call(state, child);
                
                path.pop();
            });
            parents.pop();
        }
        
        if (modifiers.after) modifiers.after.call(state, state.node);
        
        return state;
    })(root).node;
}

function copy (src) {
    if (typeof src === 'object' && src !== null) {
        var dst;
        
        if (Array_isArray(src)) {
            dst = [];
        }
        else if (isDate(src)) {
            dst = new Date(src);
        }
        else if (isRegExp(src)) {
            dst = new RegExp(src);
        }
        else if (isError(src)) {
            dst = { message: src.message };
        }
        else if (isBoolean(src)) {
            dst = new Boolean(src);
        }
        else if (isNumber(src)) {
            dst = new Number(src);
        }
        else if (isString(src)) {
            dst = new String(src);
        }
        else if (Object.create && Object.getPrototypeOf) {
            dst = Object.create(Object.getPrototypeOf(src));
        }
        else if (src.__proto__ || src.constructor.prototype) {
            var proto = src.__proto__ || src.constructor.prototype || {};
            var T = function () {};
            T.prototype = proto;
            dst = new T;
            if (!dst.__proto__) dst.__proto__ = proto;
        }
        
        forEach(Object_keys(src), function (key) {
            dst[key] = src[key];
        });
        return dst;
    }
    else return src;
}

var Object_keys = Object.keys || function keys (obj) {
    var res = [];
    for (var key in obj) res.push(key)
    return res;
};

function toS (obj) { return Object.prototype.toString.call(obj) }
function isDate (obj) { return toS(obj) === '[object Date]' }
function isRegExp (obj) { return toS(obj) === '[object RegExp]' }
function isError (obj) { return toS(obj) === '[object Error]' }
function isBoolean (obj) { return toS(obj) === '[object Boolean]' }
function isNumber (obj) { return toS(obj) === '[object Number]' }
function isString (obj) { return toS(obj) === '[object String]' }

var Array_isArray = Array.isArray || function isArray (xs) {
    return Object.prototype.toString.call(xs) === '[object Array]';
};

var forEach = function (xs, fn) {
    if (xs.forEach) return xs.forEach(fn)
    else for (var i = 0; i < xs.length; i++) {
        fn(xs[i], i, xs);
    }
};

forEach(Object_keys(Traverse.prototype), function (key) {
    traverse[key] = function (obj) {
        var args = [].slice.call(arguments, 1);
        var t = new Traverse(obj);
        return t[key].apply(t, args);
    };
});

});

require.define("events", function (require, module, exports, __dirname, __filename) {
if (!process.EventEmitter) process.EventEmitter = function () {};

var EventEmitter = exports.EventEmitter = process.EventEmitter;
var isArray = typeof Array.isArray === 'function'
    ? Array.isArray
    : function (xs) {
        return Object.prototype.toString.call(xs) === '[object Array]'
    }
;

// By default EventEmitters will print a warning if more than
// 10 listeners are added to it. This is a useful default which
// helps finding memory leaks.
//
// Obviously not all Emitters should be limited to 10. This function allows
// that to be increased. Set to zero for unlimited.
var defaultMaxListeners = 10;
EventEmitter.prototype.setMaxListeners = function(n) {
  if (!this._events) this._events = {};
  this._events.maxListeners = n;
};


EventEmitter.prototype.emit = function(type) {
  // If there is no 'error' event listener then throw.
  if (type === 'error') {
    if (!this._events || !this._events.error ||
        (isArray(this._events.error) && !this._events.error.length))
    {
      if (arguments[1] instanceof Error) {
        throw arguments[1]; // Unhandled 'error' event
      } else {
        throw new Error("Uncaught, unspecified 'error' event.");
      }
      return false;
    }
  }

  if (!this._events) return false;
  var handler = this._events[type];
  if (!handler) return false;

  if (typeof handler == 'function') {
    switch (arguments.length) {
      // fast cases
      case 1:
        handler.call(this);
        break;
      case 2:
        handler.call(this, arguments[1]);
        break;
      case 3:
        handler.call(this, arguments[1], arguments[2]);
        break;
      // slower
      default:
        var args = Array.prototype.slice.call(arguments, 1);
        handler.apply(this, args);
    }
    return true;

  } else if (isArray(handler)) {
    var args = Array.prototype.slice.call(arguments, 1);

    var listeners = handler.slice();
    for (var i = 0, l = listeners.length; i < l; i++) {
      listeners[i].apply(this, args);
    }
    return true;

  } else {
    return false;
  }
};

// EventEmitter is defined in src/node_events.cc
// EventEmitter.prototype.emit() is also defined there.
EventEmitter.prototype.addListener = function(type, listener) {
  if ('function' !== typeof listener) {
    throw new Error('addListener only takes instances of Function');
  }

  if (!this._events) this._events = {};

  // To avoid recursion in the case that type == "newListeners"! Before
  // adding it to the listeners, first emit "newListeners".
  this.emit('newListener', type, listener);

  if (!this._events[type]) {
    // Optimize the case of one listener. Don't need the extra array object.
    this._events[type] = listener;
  } else if (isArray(this._events[type])) {

    // Check for listener leak
    if (!this._events[type].warned) {
      var m;
      if (this._events.maxListeners !== undefined) {
        m = this._events.maxListeners;
      } else {
        m = defaultMaxListeners;
      }

      if (m && m > 0 && this._events[type].length > m) {
        this._events[type].warned = true;
        console.error('(node) warning: possible EventEmitter memory ' +
                      'leak detected. %d listeners added. ' +
                      'Use emitter.setMaxListeners() to increase limit.',
                      this._events[type].length);
        console.trace();
      }
    }

    // If we've already got an array, just append.
    this._events[type].push(listener);
  } else {
    // Adding the second element, need to change to array.
    this._events[type] = [this._events[type], listener];
  }

  return this;
};

EventEmitter.prototype.on = EventEmitter.prototype.addListener;

EventEmitter.prototype.once = function(type, listener) {
  var self = this;
  self.on(type, function g() {
    self.removeListener(type, g);
    listener.apply(this, arguments);
  });

  return this;
};

EventEmitter.prototype.removeListener = function(type, listener) {
  if ('function' !== typeof listener) {
    throw new Error('removeListener only takes instances of Function');
  }

  // does not use listeners(), so no side effect of creating _events[type]
  if (!this._events || !this._events[type]) return this;

  var list = this._events[type];

  if (isArray(list)) {
    var i = list.indexOf(listener);
    if (i < 0) return this;
    list.splice(i, 1);
    if (list.length == 0)
      delete this._events[type];
  } else if (this._events[type] === listener) {
    delete this._events[type];
  }

  return this;
};

EventEmitter.prototype.removeAllListeners = function(type) {
  // does not use listeners(), so no side effect of creating _events[type]
  if (type && this._events && this._events[type]) this._events[type] = null;
  return this;
};

EventEmitter.prototype.listeners = function(type) {
  if (!this._events) this._events = {};
  if (!this._events[type]) this._events[type] = [];
  if (!isArray(this._events[type])) {
    this._events[type] = [this._events[type]];
  }
  return this._events[type];
};

});

require.define("stream", function (require, module, exports, __dirname, __filename) {
var events = require('events');
var util = require('util');

function Stream() {
  events.EventEmitter.call(this);
}
util.inherits(Stream, events.EventEmitter);
module.exports = Stream;
// Backwards-compat with node 0.4.x
Stream.Stream = Stream;

Stream.prototype.pipe = function(dest, options) {
  var source = this;

  function ondata(chunk) {
    if (dest.writable) {
      if (false === dest.write(chunk) && source.pause) {
        source.pause();
      }
    }
  }

  source.on('data', ondata);

  function ondrain() {
    if (source.readable && source.resume) {
      source.resume();
    }
  }

  dest.on('drain', ondrain);

  // If the 'end' option is not supplied, dest.end() will be called when
  // source gets the 'end' or 'close' events.  Only dest.end() once, and
  // only when all sources have ended.
  if (!dest._isStdio && (!options || options.end !== false)) {
    dest._pipeCount = dest._pipeCount || 0;
    dest._pipeCount++;

    source.on('end', onend);
    source.on('close', onclose);
  }

  var didOnEnd = false;
  function onend() {
    if (didOnEnd) return;
    didOnEnd = true;

    dest._pipeCount--;

    // remove the listeners
    cleanup();

    if (dest._pipeCount > 0) {
      // waiting for other incoming streams to end.
      return;
    }

    dest.end();
  }


  function onclose() {
    if (didOnEnd) return;
    didOnEnd = true;

    dest._pipeCount--;

    // remove the listeners
    cleanup();

    if (dest._pipeCount > 0) {
      // waiting for other incoming streams to end.
      return;
    }

    dest.destroy();
  }

  // don't leave dangling pipes when there are errors.
  function onerror(er) {
    cleanup();
    if (this.listeners('error').length === 0) {
      throw er; // Unhandled stream error in pipe.
    }
  }

  source.on('error', onerror);
  dest.on('error', onerror);

  // remove all the event listeners that were added.
  function cleanup() {
    source.removeListener('data', ondata);
    dest.removeListener('drain', ondrain);

    source.removeListener('end', onend);
    source.removeListener('close', onclose);

    source.removeListener('error', onerror);
    dest.removeListener('error', onerror);

    source.removeListener('end', cleanup);
    source.removeListener('close', cleanup);

    dest.removeListener('end', cleanup);
    dest.removeListener('close', cleanup);
  }

  source.on('end', cleanup);
  source.on('close', cleanup);

  dest.on('end', cleanup);
  dest.on('close', cleanup);

  dest.emit('pipe', source);

  // Allow for unix-like usage: A.pipe(B).pipe(C)
  return dest;
};

});

require.define("util", function (require, module, exports, __dirname, __filename) {
var events = require('events');

exports.print = function () {};
exports.puts = function () {};
exports.debug = function() {};

exports.inspect = function(obj, showHidden, depth, colors) {
  var seen = [];

  var stylize = function(str, styleType) {
    // http://en.wikipedia.org/wiki/ANSI_escape_code#graphics
    var styles =
        { 'bold' : [1, 22],
          'italic' : [3, 23],
          'underline' : [4, 24],
          'inverse' : [7, 27],
          'white' : [37, 39],
          'grey' : [90, 39],
          'black' : [30, 39],
          'blue' : [34, 39],
          'cyan' : [36, 39],
          'green' : [32, 39],
          'magenta' : [35, 39],
          'red' : [31, 39],
          'yellow' : [33, 39] };

    var style =
        { 'special': 'cyan',
          'number': 'blue',
          'boolean': 'yellow',
          'undefined': 'grey',
          'null': 'bold',
          'string': 'green',
          'date': 'magenta',
          // "name": intentionally not styling
          'regexp': 'red' }[styleType];

    if (style) {
      return '\033[' + styles[style][0] + 'm' + str +
             '\033[' + styles[style][1] + 'm';
    } else {
      return str;
    }
  };
  if (! colors) {
    stylize = function(str, styleType) { return str; };
  }

  function format(value, recurseTimes) {
    // Provide a hook for user-specified inspect functions.
    // Check that value is an object with an inspect function on it
    if (value && typeof value.inspect === 'function' &&
        // Filter out the util module, it's inspect function is special
        value !== exports &&
        // Also filter out any prototype objects using the circular check.
        !(value.constructor && value.constructor.prototype === value)) {
      return value.inspect(recurseTimes);
    }

    // Primitive types cannot have properties
    switch (typeof value) {
      case 'undefined':
        return stylize('undefined', 'undefined');

      case 'string':
        var simple = '\'' + JSON.stringify(value).replace(/^"|"$/g, '')
                                                 .replace(/'/g, "\\'")
                                                 .replace(/\\"/g, '"') + '\'';
        return stylize(simple, 'string');

      case 'number':
        return stylize('' + value, 'number');

      case 'boolean':
        return stylize('' + value, 'boolean');
    }
    // For some reason typeof null is "object", so special case here.
    if (value === null) {
      return stylize('null', 'null');
    }

    // Look up the keys of the object.
    var visible_keys = Object_keys(value);
    var keys = showHidden ? Object_getOwnPropertyNames(value) : visible_keys;

    // Functions without properties can be shortcutted.
    if (typeof value === 'function' && keys.length === 0) {
      if (isRegExp(value)) {
        return stylize('' + value, 'regexp');
      } else {
        var name = value.name ? ': ' + value.name : '';
        return stylize('[Function' + name + ']', 'special');
      }
    }

    // Dates without properties can be shortcutted
    if (isDate(value) && keys.length === 0) {
      return stylize(value.toUTCString(), 'date');
    }

    var base, type, braces;
    // Determine the object type
    if (isArray(value)) {
      type = 'Array';
      braces = ['[', ']'];
    } else {
      type = 'Object';
      braces = ['{', '}'];
    }

    // Make functions say that they are functions
    if (typeof value === 'function') {
      var n = value.name ? ': ' + value.name : '';
      base = (isRegExp(value)) ? ' ' + value : ' [Function' + n + ']';
    } else {
      base = '';
    }

    // Make dates with properties first say the date
    if (isDate(value)) {
      base = ' ' + value.toUTCString();
    }

    if (keys.length === 0) {
      return braces[0] + base + braces[1];
    }

    if (recurseTimes < 0) {
      if (isRegExp(value)) {
        return stylize('' + value, 'regexp');
      } else {
        return stylize('[Object]', 'special');
      }
    }

    seen.push(value);

    var output = keys.map(function(key) {
      var name, str;
      if (value.__lookupGetter__) {
        if (value.__lookupGetter__(key)) {
          if (value.__lookupSetter__(key)) {
            str = stylize('[Getter/Setter]', 'special');
          } else {
            str = stylize('[Getter]', 'special');
          }
        } else {
          if (value.__lookupSetter__(key)) {
            str = stylize('[Setter]', 'special');
          }
        }
      }
      if (visible_keys.indexOf(key) < 0) {
        name = '[' + key + ']';
      }
      if (!str) {
        if (seen.indexOf(value[key]) < 0) {
          if (recurseTimes === null) {
            str = format(value[key]);
          } else {
            str = format(value[key], recurseTimes - 1);
          }
          if (str.indexOf('\n') > -1) {
            if (isArray(value)) {
              str = str.split('\n').map(function(line) {
                return '  ' + line;
              }).join('\n').substr(2);
            } else {
              str = '\n' + str.split('\n').map(function(line) {
                return '   ' + line;
              }).join('\n');
            }
          }
        } else {
          str = stylize('[Circular]', 'special');
        }
      }
      if (typeof name === 'undefined') {
        if (type === 'Array' && key.match(/^\d+$/)) {
          return str;
        }
        name = JSON.stringify('' + key);
        if (name.match(/^"([a-zA-Z_][a-zA-Z_0-9]*)"$/)) {
          name = name.substr(1, name.length - 2);
          name = stylize(name, 'name');
        } else {
          name = name.replace(/'/g, "\\'")
                     .replace(/\\"/g, '"')
                     .replace(/(^"|"$)/g, "'");
          name = stylize(name, 'string');
        }
      }

      return name + ': ' + str;
    });

    seen.pop();

    var numLinesEst = 0;
    var length = output.reduce(function(prev, cur) {
      numLinesEst++;
      if (cur.indexOf('\n') >= 0) numLinesEst++;
      return prev + cur.length + 1;
    }, 0);

    if (length > 50) {
      output = braces[0] +
               (base === '' ? '' : base + '\n ') +
               ' ' +
               output.join(',\n  ') +
               ' ' +
               braces[1];

    } else {
      output = braces[0] + base + ' ' + output.join(', ') + ' ' + braces[1];
    }

    return output;
  }
  return format(obj, (typeof depth === 'undefined' ? 2 : depth));
};


function isArray(ar) {
  return ar instanceof Array ||
         Array.isArray(ar) ||
         (ar && ar !== Object.prototype && isArray(ar.__proto__));
}


function isRegExp(re) {
  return re instanceof RegExp ||
    (typeof re === 'object' && Object.prototype.toString.call(re) === '[object RegExp]');
}


function isDate(d) {
  if (d instanceof Date) return true;
  if (typeof d !== 'object') return false;
  var properties = Date.prototype && Object_getOwnPropertyNames(Date.prototype);
  var proto = d.__proto__ && Object_getOwnPropertyNames(d.__proto__);
  return JSON.stringify(proto) === JSON.stringify(properties);
}

function pad(n) {
  return n < 10 ? '0' + n.toString(10) : n.toString(10);
}

var months = ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep',
              'Oct', 'Nov', 'Dec'];

// 26 Feb 16:19:34
function timestamp() {
  var d = new Date();
  var time = [pad(d.getHours()),
              pad(d.getMinutes()),
              pad(d.getSeconds())].join(':');
  return [d.getDate(), months[d.getMonth()], time].join(' ');
}

exports.log = function (msg) {};

exports.pump = null;

var Object_keys = Object.keys || function (obj) {
    var res = [];
    for (var key in obj) res.push(key);
    return res;
};

var Object_getOwnPropertyNames = Object.getOwnPropertyNames || function (obj) {
    var res = [];
    for (var key in obj) {
        if (Object.hasOwnProperty.call(obj, key)) res.push(key);
    }
    return res;
};

var Object_create = Object.create || function (prototype, properties) {
    // from es5-shim
    var object;
    if (prototype === null) {
        object = { '__proto__' : null };
    }
    else {
        if (typeof prototype !== 'object') {
            throw new TypeError(
                'typeof prototype[' + (typeof prototype) + '] != \'object\''
            );
        }
        var Type = function () {};
        Type.prototype = prototype;
        object = new Type();
        object.__proto__ = prototype;
    }
    if (typeof properties !== 'undefined' && Object.defineProperties) {
        Object.defineProperties(object, properties);
    }
    return object;
};

exports.inherits = function(ctor, superCtor) {
  ctor.super_ = superCtor;
  ctor.prototype = Object_create(superCtor.prototype, {
    constructor: {
      value: ctor,
      enumerable: false,
      writable: true,
      configurable: true
    }
  });
};

});

require.define("/node_modules/jsonify/package.json", function (require, module, exports, __dirname, __filename) {
module.exports = {"main":"index.js"}
});

require.define("/node_modules/jsonify/index.js", function (require, module, exports, __dirname, __filename) {
exports.parse = require('./lib/parse');
exports.stringify = require('./lib/stringify');

});

require.define("/node_modules/jsonify/lib/parse.js", function (require, module, exports, __dirname, __filename) {
var at, // The index of the current character
    ch, // The current character
    escapee = {
        '"':  '"',
        '\\': '\\',
        '/':  '/',
        b:    '\b',
        f:    '\f',
        n:    '\n',
        r:    '\r',
        t:    '\t'
    },
    text,

    error = function (m) {
        // Call error when something is wrong.
        throw {
            name:    'SyntaxError',
            message: m,
            at:      at,
            text:    text
        };
    },
    
    next = function (c) {
        // If a c parameter is provided, verify that it matches the current character.
        if (c && c !== ch) {
            error("Expected '" + c + "' instead of '" + ch + "'");
        }
        
        // Get the next character. When there are no more characters,
        // return the empty string.
        
        ch = text.charAt(at);
        at += 1;
        return ch;
    },
    
    number = function () {
        // Parse a number value.
        var number,
            string = '';
        
        if (ch === '-') {
            string = '-';
            next('-');
        }
        while (ch >= '0' && ch <= '9') {
            string += ch;
            next();
        }
        if (ch === '.') {
            string += '.';
            while (next() && ch >= '0' && ch <= '9') {
                string += ch;
            }
        }
        if (ch === 'e' || ch === 'E') {
            string += ch;
            next();
            if (ch === '-' || ch === '+') {
                string += ch;
                next();
            }
            while (ch >= '0' && ch <= '9') {
                string += ch;
                next();
            }
        }
        number = +string;
        if (!isFinite(number)) {
            error("Bad number");
        } else {
            return number;
        }
    },
    
    string = function () {
        // Parse a string value.
        var hex,
            i,
            string = '',
            uffff;
        
        // When parsing for string values, we must look for " and \ characters.
        if (ch === '"') {
            while (next()) {
                if (ch === '"') {
                    next();
                    return string;
                } else if (ch === '\\') {
                    next();
                    if (ch === 'u') {
                        uffff = 0;
                        for (i = 0; i < 4; i += 1) {
                            hex = parseInt(next(), 16);
                            if (!isFinite(hex)) {
                                break;
                            }
                            uffff = uffff * 16 + hex;
                        }
                        string += String.fromCharCode(uffff);
                    } else if (typeof escapee[ch] === 'string') {
                        string += escapee[ch];
                    } else {
                        break;
                    }
                } else {
                    string += ch;
                }
            }
        }
        error("Bad string");
    },

    white = function () {

// Skip whitespace.

        while (ch && ch <= ' ') {
            next();
        }
    },

    word = function () {

// true, false, or null.

        switch (ch) {
        case 't':
            next('t');
            next('r');
            next('u');
            next('e');
            return true;
        case 'f':
            next('f');
            next('a');
            next('l');
            next('s');
            next('e');
            return false;
        case 'n':
            next('n');
            next('u');
            next('l');
            next('l');
            return null;
        }
        error("Unexpected '" + ch + "'");
    },

    value,  // Place holder for the value function.

    array = function () {

// Parse an array value.

        var array = [];

        if (ch === '[') {
            next('[');
            white();
            if (ch === ']') {
                next(']');
                return array;   // empty array
            }
            while (ch) {
                array.push(value());
                white();
                if (ch === ']') {
                    next(']');
                    return array;
                }
                next(',');
                white();
            }
        }
        error("Bad array");
    },

    object = function () {

// Parse an object value.

        var key,
            object = {};

        if (ch === '{') {
            next('{');
            white();
            if (ch === '}') {
                next('}');
                return object;   // empty object
            }
            while (ch) {
                key = string();
                white();
                next(':');
                if (Object.hasOwnProperty.call(object, key)) {
                    error('Duplicate key "' + key + '"');
                }
                object[key] = value();
                white();
                if (ch === '}') {
                    next('}');
                    return object;
                }
                next(',');
                white();
            }
        }
        error("Bad object");
    };

value = function () {

// Parse a JSON value. It could be an object, an array, a string, a number,
// or a word.

    white();
    switch (ch) {
    case '{':
        return object();
    case '[':
        return array();
    case '"':
        return string();
    case '-':
        return number();
    default:
        return ch >= '0' && ch <= '9' ? number() : word();
    }
};

// Return the json_parse function. It will have access to all of the above
// functions and variables.

module.exports = function (source, reviver) {
    var result;
    
    text = source;
    at = 0;
    ch = ' ';
    result = value();
    white();
    if (ch) {
        error("Syntax error");
    }

    // If there is a reviver function, we recursively walk the new structure,
    // passing each name/value pair to the reviver function for possible
    // transformation, starting with a temporary root object that holds the result
    // in an empty key. If there is not a reviver function, we simply return the
    // result.

    return typeof reviver === 'function' ? (function walk(holder, key) {
        var k, v, value = holder[key];
        if (value && typeof value === 'object') {
            for (k in value) {
                if (Object.prototype.hasOwnProperty.call(value, k)) {
                    v = walk(value, k);
                    if (v !== undefined) {
                        value[k] = v;
                    } else {
                        delete value[k];
                    }
                }
            }
        }
        return reviver.call(holder, key, value);
    }({'': result}, '')) : result;
};

});

require.define("/node_modules/jsonify/lib/stringify.js", function (require, module, exports, __dirname, __filename) {
var cx = /[\u0000\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g,
    escapable = /[\\\"\x00-\x1f\x7f-\x9f\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g,
    gap,
    indent,
    meta = {    // table of character substitutions
        '\b': '\\b',
        '\t': '\\t',
        '\n': '\\n',
        '\f': '\\f',
        '\r': '\\r',
        '"' : '\\"',
        '\\': '\\\\'
    },
    rep;

function quote(string) {
    // If the string contains no control characters, no quote characters, and no
    // backslash characters, then we can safely slap some quotes around it.
    // Otherwise we must also replace the offending characters with safe escape
    // sequences.
    
    escapable.lastIndex = 0;
    return escapable.test(string) ? '"' + string.replace(escapable, function (a) {
        var c = meta[a];
        return typeof c === 'string' ? c :
            '\\u' + ('0000' + a.charCodeAt(0).toString(16)).slice(-4);
    }) + '"' : '"' + string + '"';
}

function str(key, holder) {
    // Produce a string from holder[key].
    var i,          // The loop counter.
        k,          // The member key.
        v,          // The member value.
        length,
        mind = gap,
        partial,
        value = holder[key];
    
    // If the value has a toJSON method, call it to obtain a replacement value.
    if (value && typeof value === 'object' &&
            typeof value.toJSON === 'function') {
        value = value.toJSON(key);
    }
    
    // If we were called with a replacer function, then call the replacer to
    // obtain a replacement value.
    if (typeof rep === 'function') {
        value = rep.call(holder, key, value);
    }
    
    // What happens next depends on the value's type.
    switch (typeof value) {
        case 'string':
            return quote(value);
        
        case 'number':
            // JSON numbers must be finite. Encode non-finite numbers as null.
            return isFinite(value) ? String(value) : 'null';
        
        case 'boolean':
        case 'null':
            // If the value is a boolean or null, convert it to a string. Note:
            // typeof null does not produce 'null'. The case is included here in
            // the remote chance that this gets fixed someday.
            return String(value);
            
        case 'object':
            if (!value) return 'null';
            gap += indent;
            partial = [];
            
            // Array.isArray
            if (Object.prototype.toString.apply(value) === '[object Array]') {
                length = value.length;
                for (i = 0; i < length; i += 1) {
                    partial[i] = str(i, value) || 'null';
                }
                
                // Join all of the elements together, separated with commas, and
                // wrap them in brackets.
                v = partial.length === 0 ? '[]' : gap ?
                    '[\n' + gap + partial.join(',\n' + gap) + '\n' + mind + ']' :
                    '[' + partial.join(',') + ']';
                gap = mind;
                return v;
            }
            
            // If the replacer is an array, use it to select the members to be
            // stringified.
            if (rep && typeof rep === 'object') {
                length = rep.length;
                for (i = 0; i < length; i += 1) {
                    k = rep[i];
                    if (typeof k === 'string') {
                        v = str(k, value);
                        if (v) {
                            partial.push(quote(k) + (gap ? ': ' : ':') + v);
                        }
                    }
                }
            }
            else {
                // Otherwise, iterate through all of the keys in the object.
                for (k in value) {
                    if (Object.prototype.hasOwnProperty.call(value, k)) {
                        v = str(k, value);
                        if (v) {
                            partial.push(quote(k) + (gap ? ': ' : ':') + v);
                        }
                    }
                }
            }
            
        // Join all of the member texts together, separated with commas,
        // and wrap them in braces.

        v = partial.length === 0 ? '{}' : gap ?
            '{\n' + gap + partial.join(',\n' + gap) + '\n' + mind + '}' :
            '{' + partial.join(',') + '}';
        gap = mind;
        return v;
    }
}

module.exports = function (value, replacer, space) {
    var i;
    gap = '';
    indent = '';
    
    // If the space parameter is a number, make an indent string containing that
    // many spaces.
    if (typeof space === 'number') {
        for (i = 0; i < space; i += 1) {
            indent += ' ';
        }
    }
    // If the space parameter is a string, it will be used as the indent string.
    else if (typeof space === 'string') {
        indent = space;
    }

    // If there is a replacer, it must be a function or an array.
    // Otherwise, throw an error.
    rep = replacer;
    if (replacer && typeof replacer !== 'function'
    && (typeof replacer !== 'object' || typeof replacer.length !== 'number')) {
        throw new Error('JSON.stringify');
    }
    
    // Make a fake root object containing our value under the key of ''.
    // Return the result of stringifying the value.
    return str('', {'': value});
};

});

require.define("/node_modules/dnode/node_modules/socket.io-client/package.json", function (require, module, exports, __dirname, __filename) {
module.exports = {"main":"./lib/io.js","browserify":"./dist/browserify.js"}
});

require.define("/node_modules/dnode/node_modules/socket.io-client/dist/browserify.js", function (require, module, exports, __dirname, __filename) {
(function () {var io = module.exports;/*! Socket.IO.js build:0.8.6, development. Copyright(c) 2011 LearnBoost <dev@learnboost.com> MIT Licensed */

/**
 * socket.io
 * Copyright(c) 2011 LearnBoost <dev@learnboost.com>
 * MIT Licensed
 */

(function (exports, global) {

  /**
   * IO namespace.
   *
   * @namespace
   */

  var io = exports;

  /**
   * Socket.IO version
   *
   * @api public
   */

  io.version = '0.8.6';

  /**
   * Protocol implemented.
   *
   * @api public
   */

  io.protocol = 1;

  /**
   * Available transports, these will be populated with the available transports
   *
   * @api public
   */

  io.transports = [];

  /**
   * Keep track of jsonp callbacks.
   *
   * @api private
   */

  io.j = [];

  /**
   * Keep track of our io.Sockets
   *
   * @api private
   */
  io.sockets = {};


  /**
   * Manages connections to hosts.
   *
   * @param {String} uri
   * @Param {Boolean} force creation of new socket (defaults to false)
   * @api public
   */

  io.connect = function (host, details) {
    var uri = io.util.parseUri(host)
      , uuri
      , socket;

    if (global && global.location) {
      uri.protocol = uri.protocol || global.location.protocol.slice(0, -1);
      uri.host = uri.host || (global.document
        ? global.document.domain : global.location.hostname);
      uri.port = uri.port || global.location.port;
    }

    uuri = io.util.uniqueUri(uri);

    var options = {
        host: uri.host
      , secure: 'https' == uri.protocol
      , port: uri.port || ('https' == uri.protocol ? 443 : 80)
      , query: uri.query || ''
    };

    io.util.merge(options, details);

    if (options['force new connection'] || !io.sockets[uuri]) {
      socket = new io.Socket(options);
    }

    if (!options['force new connection'] && socket) {
      io.sockets[uuri] = socket;
    }

    socket = socket || io.sockets[uuri];

    // if path is different from '' or /
    return socket.of(uri.path.length > 1 ? uri.path : '');
  };

})('object' === typeof module ? module.exports : (this.io = {}), this);

/**
 * socket.io
 * Copyright(c) 2011 LearnBoost <dev@learnboost.com>
 * MIT Licensed
 */

(function (exports, global) {

  /**
   * Utilities namespace.
   *
   * @namespace
   */

  var util = exports.util = {};

  /**
   * Parses an URI
   *
   * @author Steven Levithan <stevenlevithan.com> (MIT license)
   * @api public
   */

  var re = /^(?:(?![^:@]+:[^:@\/]*@)([^:\/?#.]+):)?(?:\/\/)?((?:(([^:@]*)(?::([^:@]*))?)?@)?([^:\/?#]*)(?::(\d*))?)(((\/(?:[^?#](?![^?#\/]*\.[^?#\/.]+(?:[?#]|$)))*\/?)?([^?#\/]*))(?:\?([^#]*))?(?:#(.*))?)/;

  var parts = ['source', 'protocol', 'authority', 'userInfo', 'user', 'password',
               'host', 'port', 'relative', 'path', 'directory', 'file', 'query',
               'anchor'];

  util.parseUri = function (str) {
    var m = re.exec(str || '')
      , uri = {}
      , i = 14;

    while (i--) {
      uri[parts[i]] = m[i] || '';
    }

    return uri;
  };

  /**
   * Produces a unique url that identifies a Socket.IO connection.
   *
   * @param {Object} uri
   * @api public
   */

  util.uniqueUri = function (uri) {
    var protocol = uri.protocol
      , host = uri.host
      , port = uri.port;

    if ('document' in global) {
      host = host || document.domain;
      port = port || (protocol == 'https'
        && document.location.protocol !== 'https:' ? 443 : document.location.port);
    } else {
      host = host || 'localhost';

      if (!port && protocol == 'https') {
        port = 443;
      }
    }

    return (protocol || 'http') + '://' + host + ':' + (port || 80);
  };

  /**
   * Mergest 2 query strings in to once unique query string
   *
   * @param {String} base
   * @param {String} addition
   * @api public
   */

  util.query = function (base, addition) {
    var query = util.chunkQuery(base || '')
      , components = [];

    util.merge(query, util.chunkQuery(addition || ''));
    for (var part in query) {
      if (query.hasOwnProperty(part)) {
        components.push(part + '=' + query[part]);
      }
    }

    return components.length ? '?' + components.join('&') : '';
  };

  /**
   * Transforms a querystring in to an object
   *
   * @param {String} qs
   * @api public
   */

  util.chunkQuery = function (qs) {
    var query = {}
      , params = qs.split('&')
      , i = 0
      , l = params.length
      , kv;

    for (; i < l; ++i) {
      kv = params[i].split('=');
      if (kv[0]) {
        query[kv[0]] = decodeURIComponent(kv[1]);
      }
    }

    return query;
  };

  /**
   * Executes the given function when the page is loaded.
   *
   *     io.util.load(function () { console.log('page loaded'); });
   *
   * @param {Function} fn
   * @api public
   */

  var pageLoaded = false;

  util.load = function (fn) {
    if ('document' in global && document.readyState === 'complete' || pageLoaded) {
      return fn();
    }

    util.on(global, 'load', fn, false);
  };

  /**
   * Adds an event.
   *
   * @api private
   */

  util.on = function (element, event, fn, capture) {
    if (element.attachEvent) {
      element.attachEvent('on' + event, fn);
    } else if (element.addEventListener) {
      element.addEventListener(event, fn, capture);
    }
  };

  /**
   * Generates the correct `XMLHttpRequest` for regular and cross domain requests.
   *
   * @param {Boolean} [xdomain] Create a request that can be used cross domain.
   * @returns {XMLHttpRequest|false} If we can create a XMLHttpRequest.
   * @api private
   */

  util.request = function (xdomain) {

    if (xdomain && 'undefined' != typeof XDomainRequest) {
      return new XDomainRequest();
    }

    if ('undefined' != typeof XMLHttpRequest && (!xdomain || util.ua.hasCORS)) {
      return new XMLHttpRequest();
    }

    if (!xdomain) {
      try {
        return new ActiveXObject('Microsoft.XMLHTTP');
      } catch(e) { }
    }

    return null;
  };

  /**
   * XHR based transport constructor.
   *
   * @constructor
   * @api public
   */

  /**
   * Change the internal pageLoaded value.
   */

  if ('undefined' != typeof window) {
    util.load(function () {
      pageLoaded = true;
    });
  }

  /**
   * Defers a function to ensure a spinner is not displayed by the browser
   *
   * @param {Function} fn
   * @api public
   */

  util.defer = function (fn) {
    if (!util.ua.webkit || 'undefined' != typeof importScripts) {
      return fn();
    }

    util.load(function () {
      setTimeout(fn, 100);
    });
  };

  /**
   * Merges two objects.
   *
   * @api public
   */
  
  util.merge = function merge (target, additional, deep, lastseen) {
    var seen = lastseen || []
      , depth = typeof deep == 'undefined' ? 2 : deep
      , prop;

    for (prop in additional) {
      if (additional.hasOwnProperty(prop) && util.indexOf(seen, prop) < 0) {
        if (typeof target[prop] !== 'object' || !depth) {
          target[prop] = additional[prop];
          seen.push(additional[prop]);
        } else {
          util.merge(target[prop], additional[prop], depth - 1, seen);
        }
      }
    }

    return target;
  };

  /**
   * Merges prototypes from objects
   *
   * @api public
   */
  
  util.mixin = function (ctor, ctor2) {
    util.merge(ctor.prototype, ctor2.prototype);
  };

  /**
   * Shortcut for prototypical and static inheritance.
   *
   * @api private
   */

  util.inherit = function (ctor, ctor2) {
    function f() {};
    f.prototype = ctor2.prototype;
    ctor.prototype = new f;
  };

  /**
   * Checks if the given object is an Array.
   *
   *     io.util.isArray([]); // true
   *     io.util.isArray({}); // false
   *
   * @param Object obj
   * @api public
   */

  util.isArray = Array.isArray || function (obj) {
    return Object.prototype.toString.call(obj) === '[object Array]';
  };

  /**
   * Intersects values of two arrays into a third
   *
   * @api public
   */

  util.intersect = function (arr, arr2) {
    var ret = []
      , longest = arr.length > arr2.length ? arr : arr2
      , shortest = arr.length > arr2.length ? arr2 : arr;

    for (var i = 0, l = shortest.length; i < l; i++) {
      if (~util.indexOf(longest, shortest[i]))
        ret.push(shortest[i]);
    }

    return ret;
  }

  /**
   * Array indexOf compatibility.
   *
   * @see bit.ly/a5Dxa2
   * @api public
   */

  util.indexOf = function (arr, o, i) {
    if (Array.prototype.indexOf) {
      return Array.prototype.indexOf.call(arr, o, i);
    }

    for (var j = arr.length, i = i < 0 ? i + j < 0 ? 0 : i + j : i || 0; 
         i < j && arr[i] !== o; i++) {}

    return j <= i ? -1 : i;
  };

  /**
   * Converts enumerables to array.
   *
   * @api public
   */

  util.toArray = function (enu) {
    var arr = [];

    for (var i = 0, l = enu.length; i < l; i++)
      arr.push(enu[i]);

    return arr;
  };

  /**
   * UA / engines detection namespace.
   *
   * @namespace
   */

  util.ua = {};

  /**
   * Whether the UA supports CORS for XHR.
   *
   * @api public
   */

  util.ua.hasCORS = 'undefined' != typeof XMLHttpRequest && (function () {
    try {
      var a = new XMLHttpRequest();
    } catch (e) {
      return false;
    }

    return a.withCredentials != undefined;
  })();

  /**
   * Detect webkit.
   *
   * @api public
   */

  util.ua.webkit = 'undefined' != typeof navigator
    && /webkit/i.test(navigator.userAgent);

})('undefined' != typeof io ? io : module.exports, this);

/**
 * socket.io
 * Copyright(c) 2011 LearnBoost <dev@learnboost.com>
 * MIT Licensed
 */

(function (exports, io) {

  /**
   * Expose constructor.
   */

  exports.EventEmitter = EventEmitter;

  /**
   * Event emitter constructor.
   *
   * @api public.
   */

  function EventEmitter () {};

  /**
   * Adds a listener
   *
   * @api public
   */

  EventEmitter.prototype.on = function (name, fn) {
    if (!this.$events) {
      this.$events = {};
    }

    if (!this.$events[name]) {
      this.$events[name] = fn;
    } else if (io.util.isArray(this.$events[name])) {
      this.$events[name].push(fn);
    } else {
      this.$events[name] = [this.$events[name], fn];
    }

    return this;
  };

  EventEmitter.prototype.addListener = EventEmitter.prototype.on;

  /**
   * Adds a volatile listener.
   *
   * @api public
   */

  EventEmitter.prototype.once = function (name, fn) {
    var self = this;

    function on () {
      self.removeListener(name, on);
      fn.apply(this, arguments);
    };

    on.listener = fn;
    this.on(name, on);

    return this;
  };

  /**
   * Removes a listener.
   *
   * @api public
   */

  EventEmitter.prototype.removeListener = function (name, fn) {
    if (this.$events && this.$events[name]) {
      var list = this.$events[name];

      if (io.util.isArray(list)) {
        var pos = -1;

        for (var i = 0, l = list.length; i < l; i++) {
          if (list[i] === fn || (list[i].listener && list[i].listener === fn)) {
            pos = i;
            break;
          }
        }

        if (pos < 0) {
          return this;
        }

        list.splice(pos, 1);

        if (!list.length) {
          delete this.$events[name];
        }
      } else if (list === fn || (list.listener && list.listener === fn)) {
        delete this.$events[name];
      }
    }

    return this;
  };

  /**
   * Removes all listeners for an event.
   *
   * @api public
   */

  EventEmitter.prototype.removeAllListeners = function (name) {
    // TODO: enable this when node 0.5 is stable
    //if (name === undefined) {
      //this.$events = {};
      //return this;
    //}

    if (this.$events && this.$events[name]) {
      this.$events[name] = null;
    }

    return this;
  };

  /**
   * Gets all listeners for a certain event.
   *
   * @api publci
   */

  EventEmitter.prototype.listeners = function (name) {
    if (!this.$events) {
      this.$events = {};
    }

    if (!this.$events[name]) {
      this.$events[name] = [];
    }

    if (!io.util.isArray(this.$events[name])) {
      this.$events[name] = [this.$events[name]];
    }

    return this.$events[name];
  };

  /**
   * Emits an event.
   *
   * @api public
   */

  EventEmitter.prototype.emit = function (name) {
    if (!this.$events) {
      return false;
    }

    var handler = this.$events[name];

    if (!handler) {
      return false;
    }

    var args = Array.prototype.slice.call(arguments, 1);

    if ('function' == typeof handler) {
      handler.apply(this, args);
    } else if (io.util.isArray(handler)) {
      var listeners = handler.slice();

      for (var i = 0, l = listeners.length; i < l; i++) {
        listeners[i].apply(this, args);
      }
    } else {
      return false;
    }

    return true;
  };

})(
    'undefined' != typeof io ? io : module.exports
  , 'undefined' != typeof io ? io : module.parent.exports
);

/**
 * socket.io
 * Copyright(c) 2011 LearnBoost <dev@learnboost.com>
 * MIT Licensed
 */

/**
 * Based on JSON2 (http://www.JSON.org/js.html).
 */

(function (exports, nativeJSON) {
  "use strict";

  // use native JSON if it's available
  if (nativeJSON && nativeJSON.parse){
    return exports.JSON = {
      parse: nativeJSON.parse
    , stringify: nativeJSON.stringify
    }
  }

  var JSON = exports.JSON = {};

  function f(n) {
      // Format integers to have at least two digits.
      return n < 10 ? '0' + n : n;
  }

  function date(d, key) {
    return isFinite(d.valueOf()) ?
        d.getUTCFullYear()     + '-' +
        f(d.getUTCMonth() + 1) + '-' +
        f(d.getUTCDate())      + 'T' +
        f(d.getUTCHours())     + ':' +
        f(d.getUTCMinutes())   + ':' +
        f(d.getUTCSeconds())   + 'Z' : null;
  };

  var cx = /[\u0000\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g,
      escapable = /[\\\"\x00-\x1f\x7f-\x9f\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g,
      gap,
      indent,
      meta = {    // table of character substitutions
          '\b': '\\b',
          '\t': '\\t',
          '\n': '\\n',
          '\f': '\\f',
          '\r': '\\r',
          '"' : '\\"',
          '\\': '\\\\'
      },
      rep;


  function quote(string) {

// If the string contains no control characters, no quote characters, and no
// backslash characters, then we can safely slap some quotes around it.
// Otherwise we must also replace the offending characters with safe escape
// sequences.

      escapable.lastIndex = 0;
      return escapable.test(string) ? '"' + string.replace(escapable, function (a) {
          var c = meta[a];
          return typeof c === 'string' ? c :
              '\\u' + ('0000' + a.charCodeAt(0).toString(16)).slice(-4);
      }) + '"' : '"' + string + '"';
  }


  function str(key, holder) {

// Produce a string from holder[key].

      var i,          // The loop counter.
          k,          // The member key.
          v,          // The member value.
          length,
          mind = gap,
          partial,
          value = holder[key];

// If the value has a toJSON method, call it to obtain a replacement value.

      if (value instanceof Date) {
          value = date(key);
      }

// If we were called with a replacer function, then call the replacer to
// obtain a replacement value.

      if (typeof rep === 'function') {
          value = rep.call(holder, key, value);
      }

// What happens next depends on the value's type.

      switch (typeof value) {
      case 'string':
          return quote(value);

      case 'number':

// JSON numbers must be finite. Encode non-finite numbers as null.

          return isFinite(value) ? String(value) : 'null';

      case 'boolean':
      case 'null':

// If the value is a boolean or null, convert it to a string. Note:
// typeof null does not produce 'null'. The case is included here in
// the remote chance that this gets fixed someday.

          return String(value);

// If the type is 'object', we might be dealing with an object or an array or
// null.

      case 'object':

// Due to a specification blunder in ECMAScript, typeof null is 'object',
// so watch out for that case.

          if (!value) {
              return 'null';
          }

// Make an array to hold the partial results of stringifying this object value.

          gap += indent;
          partial = [];

// Is the value an array?

          if (Object.prototype.toString.apply(value) === '[object Array]') {

// The value is an array. Stringify every element. Use null as a placeholder
// for non-JSON values.

              length = value.length;
              for (i = 0; i < length; i += 1) {
                  partial[i] = str(i, value) || 'null';
              }

// Join all of the elements together, separated with commas, and wrap them in
// brackets.

              v = partial.length === 0 ? '[]' : gap ?
                  '[\n' + gap + partial.join(',\n' + gap) + '\n' + mind + ']' :
                  '[' + partial.join(',') + ']';
              gap = mind;
              return v;
          }

// If the replacer is an array, use it to select the members to be stringified.

          if (rep && typeof rep === 'object') {
              length = rep.length;
              for (i = 0; i < length; i += 1) {
                  if (typeof rep[i] === 'string') {
                      k = rep[i];
                      v = str(k, value);
                      if (v) {
                          partial.push(quote(k) + (gap ? ': ' : ':') + v);
                      }
                  }
              }
          } else {

// Otherwise, iterate through all of the keys in the object.

              for (k in value) {
                  if (Object.prototype.hasOwnProperty.call(value, k)) {
                      v = str(k, value);
                      if (v) {
                          partial.push(quote(k) + (gap ? ': ' : ':') + v);
                      }
                  }
              }
          }

// Join all of the member texts together, separated with commas,
// and wrap them in braces.

          v = partial.length === 0 ? '{}' : gap ?
              '{\n' + gap + partial.join(',\n' + gap) + '\n' + mind + '}' :
              '{' + partial.join(',') + '}';
          gap = mind;
          return v;
      }
  }

// If the JSON object does not yet have a stringify method, give it one.

  JSON.stringify = function (value, replacer, space) {

// The stringify method takes a value and an optional replacer, and an optional
// space parameter, and returns a JSON text. The replacer can be a function
// that can replace values, or an array of strings that will select the keys.
// A default replacer method can be provided. Use of the space parameter can
// produce text that is more easily readable.

      var i;
      gap = '';
      indent = '';

// If the space parameter is a number, make an indent string containing that
// many spaces.

      if (typeof space === 'number') {
          for (i = 0; i < space; i += 1) {
              indent += ' ';
          }

// If the space parameter is a string, it will be used as the indent string.

      } else if (typeof space === 'string') {
          indent = space;
      }

// If there is a replacer, it must be a function or an array.
// Otherwise, throw an error.

      rep = replacer;
      if (replacer && typeof replacer !== 'function' &&
              (typeof replacer !== 'object' ||
              typeof replacer.length !== 'number')) {
          throw new Error('JSON.stringify');
      }

// Make a fake root object containing our value under the key of ''.
// Return the result of stringifying the value.

      return str('', {'': value});
  };

// If the JSON object does not yet have a parse method, give it one.

  JSON.parse = function (text, reviver) {
  // The parse method takes a text and an optional reviver function, and returns
  // a JavaScript value if the text is a valid JSON text.

      var j;

      function walk(holder, key) {

  // The walk method is used to recursively walk the resulting structure so
  // that modifications can be made.

          var k, v, value = holder[key];
          if (value && typeof value === 'object') {
              for (k in value) {
                  if (Object.prototype.hasOwnProperty.call(value, k)) {
                      v = walk(value, k);
                      if (v !== undefined) {
                          value[k] = v;
                      } else {
                          delete value[k];
                      }
                  }
              }
          }
          return reviver.call(holder, key, value);
      }


  // Parsing happens in four stages. In the first stage, we replace certain
  // Unicode characters with escape sequences. JavaScript handles many characters
  // incorrectly, either silently deleting them, or treating them as line endings.

      text = String(text);
      cx.lastIndex = 0;
      if (cx.test(text)) {
          text = text.replace(cx, function (a) {
              return '\\u' +
                  ('0000' + a.charCodeAt(0).toString(16)).slice(-4);
          });
      }

  // In the second stage, we run the text against regular expressions that look
  // for non-JSON patterns. We are especially concerned with '()' and 'new'
  // because they can cause invocation, and '=' because it can cause mutation.
  // But just to be safe, we want to reject all unexpected forms.

  // We split the second stage into 4 regexp operations in order to work around
  // crippling inefficiencies in IE's and Safari's regexp engines. First we
  // replace the JSON backslash pairs with '@' (a non-JSON character). Second, we
  // replace all simple value tokens with ']' characters. Third, we delete all
  // open brackets that follow a colon or comma or that begin the text. Finally,
  // we look to see that the remaining characters are only whitespace or ']' or
  // ',' or ':' or '{' or '}'. If that is so, then the text is safe for eval.

      if (/^[\],:{}\s]*$/
              .test(text.replace(/\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g, '@')
                  .replace(/"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g, ']')
                  .replace(/(?:^|:|,)(?:\s*\[)+/g, ''))) {

  // In the third stage we use the eval function to compile the text into a
  // JavaScript structure. The '{' operator is subject to a syntactic ambiguity
  // in JavaScript: it can begin a block or an object literal. We wrap the text
  // in parens to eliminate the ambiguity.

          j = eval('(' + text + ')');

  // In the optional fourth stage, we recursively walk the new structure, passing
  // each name/value pair to a reviver function for possible transformation.

          return typeof reviver === 'function' ?
              walk({'': j}, '') : j;
      }

  // If the text is not JSON parseable, then a SyntaxError is thrown.

      throw new SyntaxError('JSON.parse');
  };

})(
    'undefined' != typeof io ? io : module.exports
  , typeof JSON !== 'undefined' ? JSON : undefined
);

/**
 * socket.io
 * Copyright(c) 2011 LearnBoost <dev@learnboost.com>
 * MIT Licensed
 */

(function (exports, io) {

  /**
   * Parser namespace.
   *
   * @namespace
   */

  var parser = exports.parser = {};

  /**
   * Packet types.
   */

  var packets = parser.packets = [
      'disconnect'
    , 'connect'
    , 'heartbeat'
    , 'message'
    , 'json'
    , 'event'
    , 'ack'
    , 'error'
    , 'noop'
  ];

  /**
   * Errors reasons.
   */

  var reasons = parser.reasons = [
      'transport not supported'
    , 'client not handshaken'
    , 'unauthorized'
  ];

  /**
   * Errors advice.
   */

  var advice = parser.advice = [
      'reconnect'
  ];

  /**
   * Shortcuts.
   */

  var JSON = io.JSON
    , indexOf = io.util.indexOf;

  /**
   * Encodes a packet.
   *
   * @api private
   */

  parser.encodePacket = function (packet) {
    var type = indexOf(packets, packet.type)
      , id = packet.id || ''
      , endpoint = packet.endpoint || ''
      , ack = packet.ack
      , data = null;

    switch (packet.type) {
      case 'error':
        var reason = packet.reason ? indexOf(reasons, packet.reason) : ''
          , adv = packet.advice ? indexOf(advice, packet.advice) : '';

        if (reason !== '' || adv !== '')
          data = reason + (adv !== '' ? ('+' + adv) : '');

        break;

      case 'message':
        if (packet.data !== '')
          data = packet.data;
        break;

      case 'event':
        var ev = { name: packet.name };

        if (packet.args && packet.args.length) {
          ev.args = packet.args;
        }

        data = JSON.stringify(ev);
        break;

      case 'json':
        data = JSON.stringify(packet.data);
        break;

      case 'connect':
        if (packet.qs)
          data = packet.qs;
        break;

      case 'ack':
        data = packet.ackId
          + (packet.args && packet.args.length
              ? '+' + JSON.stringify(packet.args) : '');
        break;
    }

    // construct packet with required fragments
    var encoded = [
        type
      , id + (ack == 'data' ? '+' : '')
      , endpoint
    ];

    // data fragment is optional
    if (data !== null && data !== undefined)
      encoded.push(data);

    return encoded.join(':');
  };

  /**
   * Encodes multiple messages (payload).
   *
   * @param {Array} messages
   * @api private
   */

  parser.encodePayload = function (packets) {
    var decoded = '';

    if (packets.length == 1)
      return packets[0];

    for (var i = 0, l = packets.length; i < l; i++) {
      var packet = packets[i];
      decoded += '\ufffd' + packet.length + '\ufffd' + packets[i];
    }

    return decoded;
  };

  /**
   * Decodes a packet
   *
   * @api private
   */

  var regexp = /([^:]+):([0-9]+)?(\+)?:([^:]+)?:?([\s\S]*)?/;

  parser.decodePacket = function (data) {
    var pieces = data.match(regexp);

    if (!pieces) return {};

    var id = pieces[2] || ''
      , data = pieces[5] || ''
      , packet = {
            type: packets[pieces[1]]
          , endpoint: pieces[4] || ''
        };

    // whether we need to acknowledge the packet
    if (id) {
      packet.id = id;
      if (pieces[3])
        packet.ack = 'data';
      else
        packet.ack = true;
    }

    // handle different packet types
    switch (packet.type) {
      case 'error':
        var pieces = data.split('+');
        packet.reason = reasons[pieces[0]] || '';
        packet.advice = advice[pieces[1]] || '';
        break;

      case 'message':
        packet.data = data || '';
        break;

      case 'event':
        try {
          var opts = JSON.parse(data);
          packet.name = opts.name;
          packet.args = opts.args;
        } catch (e) { }

        packet.args = packet.args || [];
        break;

      case 'json':
        try {
          packet.data = JSON.parse(data);
        } catch (e) { }
        break;

      case 'connect':
        packet.qs = data || '';
        break;

      case 'ack':
        var pieces = data.match(/^([0-9]+)(\+)?(.*)/);
        if (pieces) {
          packet.ackId = pieces[1];
          packet.args = [];

          if (pieces[3]) {
            try {
              packet.args = pieces[3] ? JSON.parse(pieces[3]) : [];
            } catch (e) { }
          }
        }
        break;

      case 'disconnect':
      case 'heartbeat':
        break;
    };

    return packet;
  };

  /**
   * Decodes data payload. Detects multiple messages
   *
   * @return {Array} messages
   * @api public
   */

  parser.decodePayload = function (data) {
    // IE doesn't like data[i] for unicode chars, charAt works fine
    if (data.charAt(0) == '\ufffd') {
      var ret = [];

      for (var i = 1, length = ''; i < data.length; i++) {
        if (data.charAt(i) == '\ufffd') {
          ret.push(parser.decodePacket(data.substr(i + 1).substr(0, length)));
          i += Number(length) + 1;
          length = '';
        } else {
          length += data.charAt(i);
        }
      }

      return ret;
    } else {
      return [parser.decodePacket(data)];
    }
  };

})(
    'undefined' != typeof io ? io : module.exports
  , 'undefined' != typeof io ? io : module.parent.exports
);
/**
 * socket.io
 * Copyright(c) 2011 LearnBoost <dev@learnboost.com>
 * MIT Licensed
 */

(function (exports, io) {

  /**
   * Expose constructor.
   */

  exports.Transport = Transport;

  /**
   * This is the transport template for all supported transport methods.
   *
   * @constructor
   * @api public
   */

  function Transport (socket, sessid) {
    this.socket = socket;
    this.sessid = sessid;
  };

  /**
   * Apply EventEmitter mixin.
   */

  io.util.mixin(Transport, io.EventEmitter);

  /**
   * Handles the response from the server. When a new response is received
   * it will automatically update the timeout, decode the message and
   * forwards the response to the onMessage function for further processing.
   *
   * @param {String} data Response from the server.
   * @api private
   */

  Transport.prototype.onData = function (data) {
    this.clearCloseTimeout();
    
    // If the connection in currently open (or in a reopening state) reset the close 
    // timeout since we have just received data. This check is necessary so
    // that we don't reset the timeout on an explicitly disconnected connection.
    if (this.connected || this.connecting || this.reconnecting) {
      this.setCloseTimeout();
    }

    if (data !== '') {
      // todo: we should only do decodePayload for xhr transports
      var msgs = io.parser.decodePayload(data);

      if (msgs && msgs.length) {
        for (var i = 0, l = msgs.length; i < l; i++) {
          this.onPacket(msgs[i]);
        }
      }
    }

    return this;
  };

  /**
   * Handles packets.
   *
   * @api private
   */

  Transport.prototype.onPacket = function (packet) {
    if (packet.type == 'heartbeat') {
      return this.onHeartbeat();
    }

    if (packet.type == 'connect' && packet.endpoint == '') {
      this.onConnect();
    }

    this.socket.onPacket(packet);

    return this;
  };

  /**
   * Sets close timeout
   *
   * @api private
   */
  
  Transport.prototype.setCloseTimeout = function () {
    if (!this.closeTimeout) {
      var self = this;

      this.closeTimeout = setTimeout(function () {
        self.onDisconnect();
      }, this.socket.closeTimeout);
    }
  };

  /**
   * Called when transport disconnects.
   *
   * @api private
   */

  Transport.prototype.onDisconnect = function () {
    if (this.close && this.open) this.close();
    this.clearTimeouts();
    this.socket.onDisconnect();
    return this;
  };

  /**
   * Called when transport connects
   *
   * @api private
   */

  Transport.prototype.onConnect = function () {
    this.socket.onConnect();
    return this;
  }

  /**
   * Clears close timeout
   *
   * @api private
   */

  Transport.prototype.clearCloseTimeout = function () {
    if (this.closeTimeout) {
      clearTimeout(this.closeTimeout);
      this.closeTimeout = null;
    }
  };

  /**
   * Clear timeouts
   *
   * @api private
   */

  Transport.prototype.clearTimeouts = function () {
    this.clearCloseTimeout();

    if (this.reopenTimeout) {
      clearTimeout(this.reopenTimeout);
    }
  };

  /**
   * Sends a packet
   *
   * @param {Object} packet object.
   * @api private
   */

  Transport.prototype.packet = function (packet) {
    this.send(io.parser.encodePacket(packet));
  };

  /**
   * Send the received heartbeat message back to server. So the server
   * knows we are still connected.
   *
   * @param {String} heartbeat Heartbeat response from the server.
   * @api private
   */

  Transport.prototype.onHeartbeat = function (heartbeat) {
    this.packet({ type: 'heartbeat' });
  };
 
  /**
   * Called when the transport opens.
   *
   * @api private
   */

  Transport.prototype.onOpen = function () {
    this.open = true;
    this.clearCloseTimeout();
    this.socket.onOpen();
  };

  /**
   * Notifies the base when the connection with the Socket.IO server
   * has been disconnected.
   *
   * @api private
   */

  Transport.prototype.onClose = function () {
    var self = this;

    /* FIXME: reopen delay causing a infinit loop
    this.reopenTimeout = setTimeout(function () {
      self.open();
    }, this.socket.options['reopen delay']);*/

    this.open = false;
    this.socket.onClose();
    this.onDisconnect();
  };

  /**
   * Generates a connection url based on the Socket.IO URL Protocol.
   * See <https://github.com/learnboost/socket.io-node/> for more details.
   *
   * @returns {String} Connection url
   * @api private
   */

  Transport.prototype.prepareUrl = function () {
    var options = this.socket.options;

    return this.scheme() + '://'
      + options.host + ':' + options.port + '/'
      + options.resource + '/' + io.protocol
      + '/' + this.name + '/' + this.sessid;
  };

  /**
   * Checks if the transport is ready to start a connection.
   *
   * @param {Socket} socket The socket instance that needs a transport
   * @param {Function} fn The callback
   * @api private
   */

  Transport.prototype.ready = function (socket, fn) {
    fn.call(this);
  };
})(
    'undefined' != typeof io ? io : module.exports
  , 'undefined' != typeof io ? io : module.parent.exports
);

/**
 * socket.io
 * Copyright(c) 2011 LearnBoost <dev@learnboost.com>
 * MIT Licensed
 */

(function (exports, io, global) {

  /**
   * Expose constructor.
   */

  exports.Socket = Socket;

  /**
   * Create a new `Socket.IO client` which can establish a persistent
   * connection with a Socket.IO enabled server.
   *
   * @api public
   */

  function Socket (options) {
    this.options = {
        port: 80
      , secure: false
      , document: 'document' in global ? document : false
      , resource: 'socket.io'
      , transports: io.transports
      , 'connect timeout': 10000
      , 'try multiple transports': true
      , 'reconnect': true
      , 'reconnection delay': 500
      , 'reconnection limit': Infinity
      , 'reopen delay': 3000
      , 'max reconnection attempts': 10
      , 'sync disconnect on unload': true
      , 'auto connect': true
      , 'flash policy port': 10843
    };

    io.util.merge(this.options, options);

    this.connected = false;
    this.open = false;
    this.connecting = false;
    this.reconnecting = false;
    this.namespaces = {};
    this.buffer = [];
    this.doBuffer = false;

    if (this.options['sync disconnect on unload'] &&
        (!this.isXDomain() || io.util.ua.hasCORS)) {
      var self = this;

      io.util.on(global, 'beforeunload', function () {
        self.disconnectSync();
      }, false);
    }

    if (this.options['auto connect']) {
      this.connect();
    }
};

  /**
   * Apply EventEmitter mixin.
   */

  io.util.mixin(Socket, io.EventEmitter);

  /**
   * Returns a namespace listener/emitter for this socket
   *
   * @api public
   */

  Socket.prototype.of = function (name) {
    if (!this.namespaces[name]) {
      this.namespaces[name] = new io.SocketNamespace(this, name);

      if (name !== '') {
        this.namespaces[name].packet({ type: 'connect' });
      }
    }

    return this.namespaces[name];
  };

  /**
   * Emits the given event to the Socket and all namespaces
   *
   * @api private
   */

  Socket.prototype.publish = function () {
    this.emit.apply(this, arguments);

    var nsp;

    for (var i in this.namespaces) {
      if (this.namespaces.hasOwnProperty(i)) {
        nsp = this.of(i);
        nsp.$emit.apply(nsp, arguments);
      }
    }
  };

  /**
   * Performs the handshake
   *
   * @api private
   */

  function empty () { };

  Socket.prototype.handshake = function (fn) {
    var self = this
      , options = this.options;

    function complete (data) {
      if (data instanceof Error) {
        self.onError(data.message);
      } else {
        fn.apply(null, data.split(':'));
      }
    };

    var url = [
          'http' + (options.secure ? 's' : '') + ':/'
        , options.host + ':' + options.port
        , options.resource
        , io.protocol
        , io.util.query(this.options.query, 't=' + +new Date)
      ].join('/');

    if (this.isXDomain() && !io.util.ua.hasCORS) {
      var insertAt = document.getElementsByTagName('script')[0]
        , script = document.createElement('script');

      script.src = url + '&jsonp=' + io.j.length;
      insertAt.parentNode.insertBefore(script, insertAt);

      io.j.push(function (data) {
        complete(data);
        script.parentNode.removeChild(script);
      });
    } else {
      var xhr = io.util.request();

      xhr.open('GET', url, true);
      xhr.onreadystatechange = function () {
        if (xhr.readyState == 4) {
          xhr.onreadystatechange = empty;

          if (xhr.status == 200) {
            complete(xhr.responseText);
          } else {
            !self.reconnecting && self.onError(xhr.responseText);
          }
        }
      };
      xhr.send(null);
    }
  };

  /**
   * Find an available transport based on the options supplied in the constructor.
   *
   * @api private
   */

  Socket.prototype.getTransport = function (override) {
    var transports = override || this.transports, match;

    for (var i = 0, transport; transport = transports[i]; i++) {
      if (io.Transport[transport]
        && io.Transport[transport].check(this)
        && (!this.isXDomain() || io.Transport[transport].xdomainCheck())) {
        return new io.Transport[transport](this, this.sessionid);
      }
    }

    return null;
  };

  /**
   * Connects to the server.
   *
   * @param {Function} [fn] Callback.
   * @returns {io.Socket}
   * @api public
   */

  Socket.prototype.connect = function (fn) {
    if (this.connecting) {
      return this;
    }

    var self = this;

    this.handshake(function (sid, heartbeat, close, transports) {
      self.sessionid = sid;
      self.closeTimeout = close * 1000;
      self.heartbeatTimeout = heartbeat * 1000;
      self.transports = io.util.intersect(
          transports.split(',')
        , self.options.transports
      );

      function connect (transports){
        if (self.transport) self.transport.clearTimeouts();

        self.transport = self.getTransport(transports);
        if (!self.transport) return self.publish('connect_failed');

        // once the transport is ready
        self.transport.ready(self, function () {
          self.connecting = true;
          self.publish('connecting', self.transport.name);
          self.transport.open();

          if (self.options['connect timeout']) {
            self.connectTimeoutTimer = setTimeout(function () {
              if (!self.connected) {
                self.connecting = false;

                if (self.options['try multiple transports']) {
                  if (!self.remainingTransports) {
                    self.remainingTransports = self.transports.slice(0);
                  }

                  var remaining = self.remainingTransports;

                  while (remaining.length > 0 && remaining.splice(0,1)[0] !=
                         self.transport.name) {}

                    if (remaining.length){
                      connect(remaining);
                    } else {
                      self.publish('connect_failed');
                    }
                }
              }
            }, self.options['connect timeout']);
          }
        });
      }

      connect();

      self.once('connect', function (){
        clearTimeout(self.connectTimeoutTimer);

        fn && typeof fn == 'function' && fn();
      });
    });

    return this;
  };

  /**
   * Sends a message.
   *
   * @param {Object} data packet.
   * @returns {io.Socket}
   * @api public
   */

  Socket.prototype.packet = function (data) {
    if (this.connected && !this.doBuffer) {
      this.transport.packet(data);
    } else {
      this.buffer.push(data);
    }

    return this;
  };

  /**
   * Sets buffer state
   *
   * @api private
   */

  Socket.prototype.setBuffer = function (v) {
    this.doBuffer = v;

    if (!v && this.connected && this.buffer.length) {
      this.transport.payload(this.buffer);
      this.buffer = [];
    }
  };

  /**
   * Disconnect the established connect.
   *
   * @returns {io.Socket}
   * @api public
   */

  Socket.prototype.disconnect = function () {
    if (this.connected) {
      if (this.open) {
        this.of('').packet({ type: 'disconnect' });
      }

      // handle disconnection immediately
      this.onDisconnect('booted');
    }

    return this;
  };

  /**
   * Disconnects the socket with a sync XHR.
   *
   * @api private
   */

  Socket.prototype.disconnectSync = function () {
    // ensure disconnection
    var xhr = io.util.request()
      , uri = this.resource + '/' + io.protocol + '/' + this.sessionid;

    xhr.open('GET', uri, true);

    // handle disconnection immediately
    this.onDisconnect('booted');
  };

  /**
   * Check if we need to use cross domain enabled transports. Cross domain would
   * be a different port or different domain name.
   *
   * @returns {Boolean}
   * @api private
   */

  Socket.prototype.isXDomain = function () {

    var port = global.location.port ||
      ('https:' == global.location.protocol ? 443 : 80);

    return this.options.host !== global.location.hostname 
      || this.options.port != port;
  };

  /**
   * Called upon handshake.
   *
   * @api private
   */

  Socket.prototype.onConnect = function () {
    if (!this.connected) {
      this.connected = true;
      this.connecting = false;
      if (!this.doBuffer) {
        // make sure to flush the buffer
        this.setBuffer(false);
      }
      this.emit('connect');
    }
  };

  /**
   * Called when the transport opens
   *
   * @api private
   */

  Socket.prototype.onOpen = function () {
    this.open = true;
  };

  /**
   * Called when the transport closes.
   *
   * @api private
   */

  Socket.prototype.onClose = function () {
    this.open = false;
  };

  /**
   * Called when the transport first opens a connection
   *
   * @param text
   */

  Socket.prototype.onPacket = function (packet) {
    this.of(packet.endpoint).onPacket(packet);
  };

  /**
   * Handles an error.
   *
   * @api private
   */

  Socket.prototype.onError = function (err) {
    if (err && err.advice) {
      if (err.advice === 'reconnect' && this.connected) {
        this.disconnect();
        this.reconnect();
      }
    }

    this.publish('error', err && err.reason ? err.reason : err);
  };

  /**
   * Called when the transport disconnects.
   *
   * @api private
   */

  Socket.prototype.onDisconnect = function (reason) {
    var wasConnected = this.connected;

    this.connected = false;
    this.connecting = false;
    this.open = false;

    if (wasConnected) {
      this.transport.close();
      this.transport.clearTimeouts();
      this.publish('disconnect', reason);

      if ('booted' != reason && this.options.reconnect && !this.reconnecting) {
        this.reconnect();
      }
    }
  };

  /**
   * Called upon reconnection.
   *
   * @api private
   */

  Socket.prototype.reconnect = function () {
    this.reconnecting = true;
    this.reconnectionAttempts = 0;
    this.reconnectionDelay = this.options['reconnection delay'];

    var self = this
      , maxAttempts = this.options['max reconnection attempts']
      , tryMultiple = this.options['try multiple transports']
      , limit = this.options['reconnection limit'];

    function reset () {
      if (self.connected) {
        for (var i in self.namespaces) {
          if (self.namespaces.hasOwnProperty(i) && '' !== i) {
              self.namespaces[i].packet({ type: 'connect' });
          }
        }
        self.publish('reconnect', self.transport.name, self.reconnectionAttempts);
      }

      self.removeListener('connect_failed', maybeReconnect);
      self.removeListener('connect', maybeReconnect);

      self.reconnecting = false;

      delete self.reconnectionAttempts;
      delete self.reconnectionDelay;
      delete self.reconnectionTimer;
      delete self.redoTransports;

      self.options['try multiple transports'] = tryMultiple;
    };

    function maybeReconnect () {
      if (!self.reconnecting) {
        return;
      }

      if (self.connected) {
        return reset();
      };

      if (self.connecting && self.reconnecting) {
        return self.reconnectionTimer = setTimeout(maybeReconnect, 1000);
      }

      if (self.reconnectionAttempts++ >= maxAttempts) {
        if (!self.redoTransports) {
          self.on('connect_failed', maybeReconnect);
          self.options['try multiple transports'] = true;
          self.transport = self.getTransport();
          self.redoTransports = true;
          self.connect();
        } else {
          self.publish('reconnect_failed');
          reset();
        }
      } else {
        if (self.reconnectionDelay < limit) {
          self.reconnectionDelay *= 2; // exponential back off
        }

        self.connect();
        self.publish('reconnecting', self.reconnectionDelay, self.reconnectionAttempts);
        self.reconnectionTimer = setTimeout(maybeReconnect, self.reconnectionDelay);
      }
    };

    this.options['try multiple transports'] = false;
    this.reconnectionTimer = setTimeout(maybeReconnect, this.reconnectionDelay);

    this.on('connect', maybeReconnect);
  };

})(
    'undefined' != typeof io ? io : module.exports
  , 'undefined' != typeof io ? io : module.parent.exports
  , this
);
/**
 * socket.io
 * Copyright(c) 2011 LearnBoost <dev@learnboost.com>
 * MIT Licensed
 */

(function (exports, io) {

  /**
   * Expose constructor.
   */

  exports.SocketNamespace = SocketNamespace;

  /**
   * Socket namespace constructor.
   *
   * @constructor
   * @api public
   */

  function SocketNamespace (socket, name) {
    this.socket = socket;
    this.name = name || '';
    this.flags = {};
    this.json = new Flag(this, 'json');
    this.ackPackets = 0;
    this.acks = {};
  };

  /**
   * Apply EventEmitter mixin.
   */

  io.util.mixin(SocketNamespace, io.EventEmitter);

  /**
   * Copies emit since we override it
   *
   * @api private
   */

  SocketNamespace.prototype.$emit = io.EventEmitter.prototype.emit;

  /**
   * Creates a new namespace, by proxying the request to the socket. This
   * allows us to use the synax as we do on the server.
   *
   * @api public
   */

  SocketNamespace.prototype.of = function () {
    return this.socket.of.apply(this.socket, arguments);
  };

  /**
   * Sends a packet.
   *
   * @api private
   */

  SocketNamespace.prototype.packet = function (packet) {
    packet.endpoint = this.name;
    this.socket.packet(packet);
    this.flags = {};
    return this;
  };

  /**
   * Sends a message
   *
   * @api public
   */

  SocketNamespace.prototype.send = function (data, fn) {
    var packet = {
        type: this.flags.json ? 'json' : 'message'
      , data: data
    };

    if ('function' == typeof fn) {
      packet.id = ++this.ackPackets;
      packet.ack = true;
      this.acks[packet.id] = fn;
    }

    return this.packet(packet);
  };

  /**
   * Emits an event
   *
   * @api public
   */
  
  SocketNamespace.prototype.emit = function (name) {
    var args = Array.prototype.slice.call(arguments, 1)
      , lastArg = args[args.length - 1]
      , packet = {
            type: 'event'
          , name: name
        };

    if ('function' == typeof lastArg) {
      packet.id = ++this.ackPackets;
      packet.ack = 'data';
      this.acks[packet.id] = lastArg;
      args = args.slice(0, args.length - 1);
    }

    packet.args = args;

    return this.packet(packet);
  };

  /**
   * Disconnects the namespace
   *
   * @api private
   */

  SocketNamespace.prototype.disconnect = function () {
    if (this.name === '') {
      this.socket.disconnect();
    } else {
      this.packet({ type: 'disconnect' });
      this.$emit('disconnect');
    }

    return this;
  };

  /**
   * Handles a packet
   *
   * @api private
   */

  SocketNamespace.prototype.onPacket = function (packet) {
    var self = this;

    function ack () {
      self.packet({
          type: 'ack'
        , args: io.util.toArray(arguments)
        , ackId: packet.id
      });
    };

    switch (packet.type) {
      case 'connect':
        this.$emit('connect');
        break;

      case 'disconnect':
        if (this.name === '') {
          this.socket.onDisconnect(packet.reason || 'booted');
        } else {
          this.$emit('disconnect', packet.reason);
        }
        break;

      case 'message':
      case 'json':
        var params = ['message', packet.data];

        if (packet.ack == 'data') {
          params.push(ack);
        } else if (packet.ack) {
          this.packet({ type: 'ack', ackId: packet.id });
        }

        this.$emit.apply(this, params);
        break;

      case 'event':
        var params = [packet.name].concat(packet.args);

        if (packet.ack == 'data')
          params.push(ack);

        this.$emit.apply(this, params);
        break;

      case 'ack':
        if (this.acks[packet.ackId]) {
          this.acks[packet.ackId].apply(this, packet.args);
          delete this.acks[packet.ackId];
        }
        break;

      case 'error':
        if (packet.advice){
          this.socket.onError(packet);
        } else {
          if (packet.reason == 'unauthorized') {
            this.$emit('connect_failed', packet.reason);
          } else {
            this.$emit('error', packet.reason);
          }
        }
        break;
    }
  };

  /**
   * Flag interface.
   *
   * @api private
   */

  function Flag (nsp, name) {
    this.namespace = nsp;
    this.name = name;
  };

  /**
   * Send a message
   *
   * @api public
   */

  Flag.prototype.send = function () {
    this.namespace.flags[this.name] = true;
    this.namespace.send.apply(this.namespace, arguments);
  };

  /**
   * Emit an event
   *
   * @api public
   */

  Flag.prototype.emit = function () {
    this.namespace.flags[this.name] = true;
    this.namespace.emit.apply(this.namespace, arguments);
  };

})(
    'undefined' != typeof io ? io : module.exports
  , 'undefined' != typeof io ? io : module.parent.exports
);

/**
 * socket.io
 * Copyright(c) 2011 LearnBoost <dev@learnboost.com>
 * MIT Licensed
 */

(function (exports, io, global) {

  /**
   * Expose constructor.
   */

  exports.websocket = WS;

  /**
   * The WebSocket transport uses the HTML5 WebSocket API to establish an
   * persistent connection with the Socket.IO server. This transport will also
   * be inherited by the FlashSocket fallback as it provides a API compatible
   * polyfill for the WebSockets.
   *
   * @constructor
   * @extends {io.Transport}
   * @api public
   */

  function WS (socket) {
    io.Transport.apply(this, arguments);
  };

  /**
   * Inherits from Transport.
   */

  io.util.inherit(WS, io.Transport);

  /**
   * Transport name
   *
   * @api public
   */

  WS.prototype.name = 'websocket';

  /**
   * Initializes a new `WebSocket` connection with the Socket.IO server. We attach
   * all the appropriate listeners to handle the responses from the server.
   *
   * @returns {Transport}
   * @api public
   */

  WS.prototype.open = function () {
    var query = io.util.query(this.socket.options.query)
      , self = this
      , Socket


    if (!Socket) {
      Socket = global.MozWebSocket || global.WebSocket;
    }

    this.websocket = new Socket(this.prepareUrl() + query);

    this.websocket.onopen = function () {
      self.onOpen();
      self.socket.setBuffer(false);
    };
    this.websocket.onmessage = function (ev) {
      self.onData(ev.data);
    };
    this.websocket.onclose = function () {
      self.onClose();
      self.socket.setBuffer(true);
    };
    this.websocket.onerror = function (e) {
      self.onError(e);
    };

    return this;
  };

  /**
   * Send a message to the Socket.IO server. The message will automatically be
   * encoded in the correct message format.
   *
   * @returns {Transport}
   * @api public
   */

  WS.prototype.send = function (data) {
    this.websocket.send(data);
    return this;
  };

  /**
   * Payload
   *
   * @api private
   */

  WS.prototype.payload = function (arr) {
    for (var i = 0, l = arr.length; i < l; i++) {
      this.packet(arr[i]);
    }
    return this;
  };

  /**
   * Disconnect the established `WebSocket` connection.
   *
   * @returns {Transport}
   * @api public
   */

  WS.prototype.close = function () {
    this.websocket.close();
    return this;
  };

  /**
   * Handle the errors that `WebSocket` might be giving when we
   * are attempting to connect or send messages.
   *
   * @param {Error} e The error.
   * @api private
   */

  WS.prototype.onError = function (e) {
    this.socket.onError(e);
  };

  /**
   * Returns the appropriate scheme for the URI generation.
   *
   * @api private
   */
  WS.prototype.scheme = function () {
    return this.socket.options.secure ? 'wss' : 'ws';
  };

  /**
   * Checks if the browser has support for native `WebSockets` and that
   * it's not the polyfill created for the FlashSocket transport.
   *
   * @return {Boolean}
   * @api public
   */

  WS.check = function () {
    return ('WebSocket' in global && !('__addTask' in WebSocket))
          || 'MozWebSocket' in global;
  };

  /**
   * Check if the `WebSocket` transport support cross domain communications.
   *
   * @returns {Boolean}
   * @api public
   */

  WS.xdomainCheck = function () {
    return true;
  };

  /**
   * Add the transport to your public io.transports array.
   *
   * @api private
   */

  io.transports.push('websocket');

})(
    'undefined' != typeof io ? io.Transport : module.exports
  , 'undefined' != typeof io ? io : module.parent.exports
  , this
);

/**
 * socket.io
 * Copyright(c) 2011 LearnBoost <dev@learnboost.com>
 * MIT Licensed
 */

(function (exports, io) {

  /**
   * Expose constructor.
   */

  exports.flashsocket = Flashsocket;

  /**
   * The FlashSocket transport. This is a API wrapper for the HTML5 WebSocket
   * specification. It uses a .swf file to communicate with the server. If you want
   * to serve the .swf file from a other server than where the Socket.IO script is
   * coming from you need to use the insecure version of the .swf. More information
   * about this can be found on the github page.
   *
   * @constructor
   * @extends {io.Transport.websocket}
   * @api public
   */

  function Flashsocket () {
    io.Transport.websocket.apply(this, arguments);
  };

  /**
   * Inherits from Transport.
   */

  io.util.inherit(Flashsocket, io.Transport.websocket);

  /**
   * Transport name
   *
   * @api public
   */

  Flashsocket.prototype.name = 'flashsocket';

  /**
   * Disconnect the established `FlashSocket` connection. This is done by adding a 
   * new task to the FlashSocket. The rest will be handled off by the `WebSocket` 
   * transport.
   *
   * @returns {Transport}
   * @api public
   */

  Flashsocket.prototype.open = function () {
    var self = this
      , args = arguments;

    WebSocket.__addTask(function () {
      io.Transport.websocket.prototype.open.apply(self, args);
    });
    return this;
  };
  
  /**
   * Sends a message to the Socket.IO server. This is done by adding a new
   * task to the FlashSocket. The rest will be handled off by the `WebSocket` 
   * transport.
   *
   * @returns {Transport}
   * @api public
   */

  Flashsocket.prototype.send = function () {
    var self = this, args = arguments;
    WebSocket.__addTask(function () {
      io.Transport.websocket.prototype.send.apply(self, args);
    });
    return this;
  };

  /**
   * Disconnects the established `FlashSocket` connection.
   *
   * @returns {Transport}
   * @api public
   */

  Flashsocket.prototype.close = function () {
    WebSocket.__tasks.length = 0;
    io.Transport.websocket.prototype.close.call(this);
    return this;
  };

  /**
   * The WebSocket fall back needs to append the flash container to the body
   * element, so we need to make sure we have access to it. Or defer the call
   * until we are sure there is a body element.
   *
   * @param {Socket} socket The socket instance that needs a transport
   * @param {Function} fn The callback
   * @api private
   */

  Flashsocket.prototype.ready = function (socket, fn) {
    function init () {
      var options = socket.options
        , port = options['flash policy port']
        , path = [
              'http' + (options.secure ? 's' : '') + ':/'
            , options.host + ':' + options.port
            , options.resource
            , 'static/flashsocket'
            , 'WebSocketMain' + (socket.isXDomain() ? 'Insecure' : '') + '.swf'
          ];

      // Only start downloading the swf file when the checked that this browser
      // actually supports it
      if (!Flashsocket.loaded) {
        if (typeof WEB_SOCKET_SWF_LOCATION === 'undefined') {
          // Set the correct file based on the XDomain settings
          WEB_SOCKET_SWF_LOCATION = path.join('/');
        }

        if (port !== 843) {
          WebSocket.loadFlashPolicyFile('xmlsocket://' + options.host + ':' + port);
        }

        WebSocket.__initialize();
        Flashsocket.loaded = true;
      }

      fn.call(self);
    }

    var self = this;
    if (document.body) return init();

    io.util.load(init);
  };

  /**
   * Check if the FlashSocket transport is supported as it requires that the Adobe
   * Flash Player plug-in version `10.0.0` or greater is installed. And also check if
   * the polyfill is correctly loaded.
   *
   * @returns {Boolean}
   * @api public
   */

  Flashsocket.check = function () {
    if (
        typeof WebSocket == 'undefined'
      || !('__initialize' in WebSocket) || !swfobject
    ) return false;

    return swfobject.getFlashPlayerVersion().major >= 10;
  };

  /**
   * Check if the FlashSocket transport can be used as cross domain / cross origin 
   * transport. Because we can't see which type (secure or insecure) of .swf is used
   * we will just return true.
   *
   * @returns {Boolean}
   * @api public
   */

  Flashsocket.xdomainCheck = function () {
    return true;
  };

  /**
   * Disable AUTO_INITIALIZATION
   */

  if (typeof window != 'undefined') {
    WEB_SOCKET_DISABLE_AUTO_INITIALIZATION = true;
  }

  /**
   * Add the transport to your public io.transports array.
   *
   * @api private
   */

  io.transports.push('flashsocket');
})(
    'undefined' != typeof io ? io.Transport : module.exports
  , 'undefined' != typeof io ? io : module.parent.exports
);
/*	SWFObject v2.2 <http://code.google.com/p/swfobject/> 
	is released under the MIT License <http://www.opensource.org/licenses/mit-license.php> 
*/
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}
// Copyright: Hiroshi Ichikawa <http://gimite.net/en/>
// License: New BSD License
// Reference: http://dev.w3.org/html5/websockets/
// Reference: http://tools.ietf.org/html/draft-hixie-thewebsocketprotocol

(function() {
  
  if ('undefined' == typeof window || window.WebSocket) return;

  var console = window.console;
  if (!console || !console.log || !console.error) {
    console = {log: function(){ }, error: function(){ }};
  }
  
  if (!swfobject.hasFlashPlayerVersion("10.0.0")) {
    console.error("Flash Player >= 10.0.0 is required.");
    return;
  }
  if (location.protocol == "file:") {
    console.error(
      "WARNING: web-socket-js doesn't work in file:///... URL " +
      "unless you set Flash Security Settings properly. " +
      "Open the page via Web server i.e. http://...");
  }

  /**
   * This class represents a faux web socket.
   * @param {string} url
   * @param {array or string} protocols
   * @param {string} proxyHost
   * @param {int} proxyPort
   * @param {string} headers
   */
  WebSocket = function(url, protocols, proxyHost, proxyPort, headers) {
    var self = this;
    self.__id = WebSocket.__nextId++;
    WebSocket.__instances[self.__id] = self;
    self.readyState = WebSocket.CONNECTING;
    self.bufferedAmount = 0;
    self.__events = {};
    if (!protocols) {
      protocols = [];
    } else if (typeof protocols == "string") {
      protocols = [protocols];
    }
    // Uses setTimeout() to make sure __createFlash() runs after the caller sets ws.onopen etc.
    // Otherwise, when onopen fires immediately, onopen is called before it is set.
    setTimeout(function() {
      WebSocket.__addTask(function() {
        WebSocket.__flash.create(
            self.__id, url, protocols, proxyHost || null, proxyPort || 0, headers || null);
      });
    }, 0);
  };

  /**
   * Send data to the web socket.
   * @param {string} data  The data to send to the socket.
   * @return {boolean}  True for success, false for failure.
   */
  WebSocket.prototype.send = function(data) {
    if (this.readyState == WebSocket.CONNECTING) {
      throw "INVALID_STATE_ERR: Web Socket connection has not been established";
    }
    // We use encodeURIComponent() here, because FABridge doesn't work if
    // the argument includes some characters. We don't use escape() here
    // because of this:
    // https://developer.mozilla.org/en/Core_JavaScript_1.5_Guide/Functions#escape_and_unescape_Functions
    // But it looks decodeURIComponent(encodeURIComponent(s)) doesn't
    // preserve all Unicode characters either e.g. "\uffff" in Firefox.
    // Note by wtritch: Hopefully this will not be necessary using ExternalInterface.  Will require
    // additional testing.
    var result = WebSocket.__flash.send(this.__id, encodeURIComponent(data));
    if (result < 0) { // success
      return true;
    } else {
      this.bufferedAmount += result;
      return false;
    }
  };

  /**
   * Close this web socket gracefully.
   */
  WebSocket.prototype.close = function() {
    if (this.readyState == WebSocket.CLOSED || this.readyState == WebSocket.CLOSING) {
      return;
    }
    this.readyState = WebSocket.CLOSING;
    WebSocket.__flash.close(this.__id);
  };

  /**
   * Implementation of {@link <a href="http://www.w3.org/TR/DOM-Level-2-Events/events.html#Events-registration">DOM 2 EventTarget Interface</a>}
   *
   * @param {string} type
   * @param {function} listener
   * @param {boolean} useCapture
   * @return void
   */
  WebSocket.prototype.addEventListener = function(type, listener, useCapture) {
    if (!(type in this.__events)) {
      this.__events[type] = [];
    }
    this.__events[type].push(listener);
  };

  /**
   * Implementation of {@link <a href="http://www.w3.org/TR/DOM-Level-2-Events/events.html#Events-registration">DOM 2 EventTarget Interface</a>}
   *
   * @param {string} type
   * @param {function} listener
   * @param {boolean} useCapture
   * @return void
   */
  WebSocket.prototype.removeEventListener = function(type, listener, useCapture) {
    if (!(type in this.__events)) return;
    var events = this.__events[type];
    for (var i = events.length - 1; i >= 0; --i) {
      if (events[i] === listener) {
        events.splice(i, 1);
        break;
      }
    }
  };

  /**
   * Implementation of {@link <a href="http://www.w3.org/TR/DOM-Level-2-Events/events.html#Events-registration">DOM 2 EventTarget Interface</a>}
   *
   * @param {Event} event
   * @return void
   */
  WebSocket.prototype.dispatchEvent = function(event) {
    var events = this.__events[event.type] || [];
    for (var i = 0; i < events.length; ++i) {
      events[i](event);
    }
    var handler = this["on" + event.type];
    if (handler) handler(event);
  };

  /**
   * Handles an event from Flash.
   * @param {Object} flashEvent
   */
  WebSocket.prototype.__handleEvent = function(flashEvent) {
    if ("readyState" in flashEvent) {
      this.readyState = flashEvent.readyState;
    }
    if ("protocol" in flashEvent) {
      this.protocol = flashEvent.protocol;
    }
    
    var jsEvent;
    if (flashEvent.type == "open" || flashEvent.type == "error") {
      jsEvent = this.__createSimpleEvent(flashEvent.type);
    } else if (flashEvent.type == "close") {
      // TODO implement jsEvent.wasClean
      jsEvent = this.__createSimpleEvent("close");
    } else if (flashEvent.type == "message") {
      var data = decodeURIComponent(flashEvent.message);
      jsEvent = this.__createMessageEvent("message", data);
    } else {
      throw "unknown event type: " + flashEvent.type;
    }
    
    this.dispatchEvent(jsEvent);
  };
  
  WebSocket.prototype.__createSimpleEvent = function(type) {
    if (document.createEvent && window.Event) {
      var event = document.createEvent("Event");
      event.initEvent(type, false, false);
      return event;
    } else {
      return {type: type, bubbles: false, cancelable: false};
    }
  };
  
  WebSocket.prototype.__createMessageEvent = function(type, data) {
    if (document.createEvent && window.MessageEvent && !window.opera) {
      var event = document.createEvent("MessageEvent");
      event.initMessageEvent("message", false, false, data, null, null, window, null);
      return event;
    } else {
      // IE and Opera, the latter one truncates the data parameter after any 0x00 bytes.
      return {type: type, data: data, bubbles: false, cancelable: false};
    }
  };
  
  /**
   * Define the WebSocket readyState enumeration.
   */
  WebSocket.CONNECTING = 0;
  WebSocket.OPEN = 1;
  WebSocket.CLOSING = 2;
  WebSocket.CLOSED = 3;

  WebSocket.__flash = null;
  WebSocket.__instances = {};
  WebSocket.__tasks = [];
  WebSocket.__nextId = 0;
  
  /**
   * Load a new flash security policy file.
   * @param {string} url
   */
  WebSocket.loadFlashPolicyFile = function(url){
    WebSocket.__addTask(function() {
      WebSocket.__flash.loadManualPolicyFile(url);
    });
  };

  /**
   * Loads WebSocketMain.swf and creates WebSocketMain object in Flash.
   */
  WebSocket.__initialize = function() {
    if (WebSocket.__flash) return;
    
    if (WebSocket.__swfLocation) {
      // For backword compatibility.
      window.WEB_SOCKET_SWF_LOCATION = WebSocket.__swfLocation;
    }
    if (!window.WEB_SOCKET_SWF_LOCATION) {
      console.error("[WebSocket] set WEB_SOCKET_SWF_LOCATION to location of WebSocketMain.swf");
      return;
    }
    var container = document.createElement("div");
    container.id = "webSocketContainer";
    // Hides Flash box. We cannot use display: none or visibility: hidden because it prevents
    // Flash from loading at least in IE. So we move it out of the screen at (-100, -100).
    // But this even doesn't work with Flash Lite (e.g. in Droid Incredible). So with Flash
    // Lite, we put it at (0, 0). This shows 1x1 box visible at left-top corner but this is
    // the best we can do as far as we know now.
    container.style.position = "absolute";
    if (WebSocket.__isFlashLite()) {
      container.style.left = "0px";
      container.style.top = "0px";
    } else {
      container.style.left = "-100px";
      container.style.top = "-100px";
    }
    var holder = document.createElement("div");
    holder.id = "webSocketFlash";
    container.appendChild(holder);
    document.body.appendChild(container);
    // See this article for hasPriority:
    // http://help.adobe.com/en_US/as3/mobile/WS4bebcd66a74275c36cfb8137124318eebc6-7ffd.html
    swfobject.embedSWF(
      WEB_SOCKET_SWF_LOCATION,
      "webSocketFlash",
      "1" /* width */,
      "1" /* height */,
      "10.0.0" /* SWF version */,
      null,
      null,
      {hasPriority: true, swliveconnect : true, allowScriptAccess: "always"},
      null,
      function(e) {
        if (!e.success) {
          console.error("[WebSocket] swfobject.embedSWF failed");
        }
      });
  };
  
  /**
   * Called by Flash to notify JS that it's fully loaded and ready
   * for communication.
   */
  WebSocket.__onFlashInitialized = function() {
    // We need to set a timeout here to avoid round-trip calls
    // to flash during the initialization process.
    setTimeout(function() {
      WebSocket.__flash = document.getElementById("webSocketFlash");
      WebSocket.__flash.setCallerUrl(location.href);
      WebSocket.__flash.setDebug(!!window.WEB_SOCKET_DEBUG);
      for (var i = 0; i < WebSocket.__tasks.length; ++i) {
        WebSocket.__tasks[i]();
      }
      WebSocket.__tasks = [];
    }, 0);
  };
  
  /**
   * Called by Flash to notify WebSockets events are fired.
   */
  WebSocket.__onFlashEvent = function() {
    setTimeout(function() {
      try {
        // Gets events using receiveEvents() instead of getting it from event object
        // of Flash event. This is to make sure to keep message order.
        // It seems sometimes Flash events don't arrive in the same order as they are sent.
        var events = WebSocket.__flash.receiveEvents();
        for (var i = 0; i < events.length; ++i) {
          WebSocket.__instances[events[i].webSocketId].__handleEvent(events[i]);
        }
      } catch (e) {
        console.error(e);
      }
    }, 0);
    return true;
  };
  
  // Called by Flash.
  WebSocket.__log = function(message) {
    console.log(decodeURIComponent(message));
  };
  
  // Called by Flash.
  WebSocket.__error = function(message) {
    console.error(decodeURIComponent(message));
  };
  
  WebSocket.__addTask = function(task) {
    if (WebSocket.__flash) {
      task();
    } else {
      WebSocket.__tasks.push(task);
    }
  };
  
  /**
   * Test if the browser is running flash lite.
   * @return {boolean} True if flash lite is running, false otherwise.
   */
  WebSocket.__isFlashLite = function() {
    if (!window.navigator || !window.navigator.mimeTypes) {
      return false;
    }
    var mimeType = window.navigator.mimeTypes["application/x-shockwave-flash"];
    if (!mimeType || !mimeType.enabledPlugin || !mimeType.enabledPlugin.filename) {
      return false;
    }
    return mimeType.enabledPlugin.filename.match(/flashlite/i) ? true : false;
  };
  
  if (!window.WEB_SOCKET_DISABLE_AUTO_INITIALIZATION) {
    if (window.addEventListener) {
      window.addEventListener("load", function(){
        WebSocket.__initialize();
      }, false);
    } else {
      window.attachEvent("onload", function(){
        WebSocket.__initialize();
      });
    }
  }
  
})();

/**
 * socket.io
 * Copyright(c) 2011 LearnBoost <dev@learnboost.com>
 * MIT Licensed
 */

(function (exports, io, global) {

  /**
   * Expose constructor.
   *
   * @api public
   */
  
  exports.XHR = XHR;

  /**
   * XHR constructor
   *
   * @costructor
   * @api public
   */

  function XHR (socket) {
    if (!socket) return;

    io.Transport.apply(this, arguments);
    this.sendBuffer = [];
  };

  /**
   * Inherits from Transport.
   */

  io.util.inherit(XHR, io.Transport);

  /**
   * Establish a connection
   *
   * @returns {Transport}
   * @api public
   */

  XHR.prototype.open = function () {
    this.socket.setBuffer(false);
    this.onOpen();
    this.get();

    // we need to make sure the request succeeds since we have no indication
    // whether the request opened or not until it succeeded.
    this.setCloseTimeout();

    return this;
  };

  /**
   * Check if we need to send data to the Socket.IO server, if we have data in our
   * buffer we encode it and forward it to the `post` method.
   *
   * @api private
   */

  XHR.prototype.payload = function (payload) {
    var msgs = [];

    for (var i = 0, l = payload.length; i < l; i++) {
      msgs.push(io.parser.encodePacket(payload[i]));
    }

    this.send(io.parser.encodePayload(msgs));
  };

  /**
   * Send data to the Socket.IO server.
   *
   * @param data The message
   * @returns {Transport}
   * @api public
   */

  XHR.prototype.send = function (data) {
    this.post(data);
    return this;
  };

  /**
   * Posts a encoded message to the Socket.IO server.
   *
   * @param {String} data A encoded message.
   * @api private
   */

  function empty () { };

  XHR.prototype.post = function (data) {
    var self = this;
    this.socket.setBuffer(true);

    function stateChange () {
      if (this.readyState == 4) {
        this.onreadystatechange = empty;
        self.posting = false;

        if (this.status == 200){
          self.socket.setBuffer(false);
        } else {
          self.onClose();
        }
      }
    }

    function onload () {
      this.onload = empty;
      self.socket.setBuffer(false);
    };

    this.sendXHR = this.request('POST');

    if (global.XDomainRequest && this.sendXHR instanceof XDomainRequest) {
      this.sendXHR.onload = this.sendXHR.onerror = onload;
    } else {
      this.sendXHR.onreadystatechange = stateChange;
    }

    this.sendXHR.send(data);
  };

  /**
   * Disconnects the established `XHR` connection.
   *
   * @returns {Transport} 
   * @api public
   */

  XHR.prototype.close = function () {
    this.onClose();
    return this;
  };

  /**
   * Generates a configured XHR request
   *
   * @param {String} url The url that needs to be requested.
   * @param {String} method The method the request should use.
   * @returns {XMLHttpRequest}
   * @api private
   */

  XHR.prototype.request = function (method) {
    var req = io.util.request(this.socket.isXDomain())
      , query = io.util.query(this.socket.options.query, 't=' + +new Date);

    req.open(method || 'GET', this.prepareUrl() + query, true);

    if (method == 'POST') {
      try {
        if (req.setRequestHeader) {
          req.setRequestHeader('Content-type', 'text/plain;charset=UTF-8');
        } else {
          // XDomainRequest
          req.contentType = 'text/plain';
        }
      } catch (e) {}
    }

    return req;
  };

  /**
   * Returns the scheme to use for the transport URLs.
   *
   * @api private
   */

  XHR.prototype.scheme = function () {
    return this.socket.options.secure ? 'https' : 'http';
  };

  /**
   * Check if the XHR transports are supported
   *
   * @param {Boolean} xdomain Check if we support cross domain requests.
   * @returns {Boolean}
   * @api public
   */

  XHR.check = function (socket, xdomain) {
    try {
      if (io.util.request(xdomain)) {
        return true;
      }
    } catch(e) {}

    return false;
  };

  /**
   * Check if the XHR transport supports corss domain requests.
   * 
   * @returns {Boolean}
   * @api public
   */

  XHR.xdomainCheck = function () {
    return XHR.check(null, true);
  };

})(
    'undefined' != typeof io ? io.Transport : module.exports
  , 'undefined' != typeof io ? io : module.parent.exports
  , this
);

/**
 * socket.io
 * Copyright(c) 2011 LearnBoost <dev@learnboost.com>
 * MIT Licensed
 */

(function (exports, io) {

  /**
   * Expose constructor.
   */

  exports.htmlfile = HTMLFile;

  /**
   * The HTMLFile transport creates a `forever iframe` based transport
   * for Internet Explorer. Regular forever iframe implementations will 
   * continuously trigger the browsers buzy indicators. If the forever iframe
   * is created inside a `htmlfile` these indicators will not be trigged.
   *
   * @constructor
   * @extends {io.Transport.XHR}
   * @api public
   */

  function HTMLFile (socket) {
    io.Transport.XHR.apply(this, arguments);
  };

  /**
   * Inherits from XHR transport.
   */

  io.util.inherit(HTMLFile, io.Transport.XHR);

  /**
   * Transport name
   *
   * @api public
   */

  HTMLFile.prototype.name = 'htmlfile';

  /**
   * Creates a new ActiveX `htmlfile` with a forever loading iframe
   * that can be used to listen to messages. Inside the generated
   * `htmlfile` a reference will be made to the HTMLFile transport.
   *
   * @api private
   */

  HTMLFile.prototype.get = function () {
    this.doc = new ActiveXObject('htmlfile');
    this.doc.open();
    this.doc.write('<html></html>');
    this.doc.close();
    this.doc.parentWindow.s = this;

    var iframeC = this.doc.createElement('div');
    iframeC.className = 'socketio';

    this.doc.body.appendChild(iframeC);
    this.iframe = this.doc.createElement('iframe');

    iframeC.appendChild(this.iframe);

    var self = this
      , query = io.util.query(this.socket.options.query, 't='+ +new Date);

    this.iframe.src = this.prepareUrl() + query;

    io.util.on(window, 'unload', function () {
      self.destroy();
    });
  };

  /**
   * The Socket.IO server will write script tags inside the forever
   * iframe, this function will be used as callback for the incoming
   * information.
   *
   * @param {String} data The message
   * @param {document} doc Reference to the context
   * @api private
   */

  HTMLFile.prototype._ = function (data, doc) {
    this.onData(data);
    try {
      var script = doc.getElementsByTagName('script')[0];
      script.parentNode.removeChild(script);
    } catch (e) { }
  };

  /**
   * Destroy the established connection, iframe and `htmlfile`.
   * And calls the `CollectGarbage` function of Internet Explorer
   * to release the memory.
   *
   * @api private
   */

  HTMLFile.prototype.destroy = function () {
    if (this.iframe){
      try {
        this.iframe.src = 'about:blank';
      } catch(e){}

      this.doc = null;
      this.iframe.parentNode.removeChild(this.iframe);
      this.iframe = null;

      CollectGarbage();
    }
  };

  /**
   * Disconnects the established connection.
   *
   * @returns {Transport} Chaining.
   * @api public
   */

  HTMLFile.prototype.close = function () {
    this.destroy();
    return io.Transport.XHR.prototype.close.call(this);
  };

  /**
   * Checks if the browser supports this transport. The browser
   * must have an `ActiveXObject` implementation.
   *
   * @return {Boolean}
   * @api public
   */

  HTMLFile.check = function () {
    if ('ActiveXObject' in window){
      try {
        var a = new ActiveXObject('htmlfile');
        return a && io.Transport.XHR.check();
      } catch(e){}
    }
    return false;
  };

  /**
   * Check if cross domain requests are supported.
   *
   * @returns {Boolean}
   * @api public
   */

  HTMLFile.xdomainCheck = function () {
    // we can probably do handling for sub-domains, we should
    // test that it's cross domain but a subdomain here
    return false;
  };

  /**
   * Add the transport to your public io.transports array.
   *
   * @api private
   */

  io.transports.push('htmlfile');

})(
    'undefined' != typeof io ? io.Transport : module.exports
  , 'undefined' != typeof io ? io : module.parent.exports
);

/**
 * socket.io
 * Copyright(c) 2011 LearnBoost <dev@learnboost.com>
 * MIT Licensed
 */

(function (exports, io, global) {

  /**
   * Expose constructor.
   */

  exports['xhr-polling'] = XHRPolling;

  /**
   * The XHR-polling transport uses long polling XHR requests to create a
   * "persistent" connection with the server.
   *
   * @constructor
   * @api public
   */

  function XHRPolling () {
    io.Transport.XHR.apply(this, arguments);
  };

  /**
   * Inherits from XHR transport.
   */

  io.util.inherit(XHRPolling, io.Transport.XHR);

  /**
   * Merge the properties from XHR transport
   */

  io.util.merge(XHRPolling, io.Transport.XHR);

  /**
   * Transport name
   *
   * @api public
   */

  XHRPolling.prototype.name = 'xhr-polling';

  /** 
   * Establish a connection, for iPhone and Android this will be done once the page
   * is loaded.
   *
   * @returns {Transport} Chaining.
   * @api public
   */

  XHRPolling.prototype.open = function () {
    var self = this;

    io.Transport.XHR.prototype.open.call(self);
    return false;
  };

  /**
   * Starts a XHR request to wait for incoming messages.
   *
   * @api private
   */

  function empty () {};

  XHRPolling.prototype.get = function () {
    if (!this.open) return;

    var self = this;

    function stateChange () {
      if (this.readyState == 4) {
        this.onreadystatechange = empty;

        if (this.status == 200) {
          self.onData(this.responseText);
          self.get();
        } else {
          self.onClose();
        }
      }
    };

    function onload () {
      this.onload = empty;
      self.onData(this.responseText);
      self.get();
    };

    this.xhr = this.request();

    if (global.XDomainRequest && this.xhr instanceof XDomainRequest) {
      this.xhr.onload = this.xhr.onerror = onload;
    } else {
      this.xhr.onreadystatechange = stateChange;
    }

    this.xhr.send(null);
  };

  /**
   * Handle the unclean close behavior.
   *
   * @api private
   */

  XHRPolling.prototype.onClose = function () {
    io.Transport.XHR.prototype.onClose.call(this);

    if (this.xhr) {
      this.xhr.onreadystatechange = this.xhr.onload = empty;
      try {
        this.xhr.abort();
      } catch(e){}
      this.xhr = null;
    }
  };

  /**
   * Webkit based browsers show a infinit spinner when you start a XHR request
   * before the browsers onload event is called so we need to defer opening of
   * the transport until the onload event is called. Wrapping the cb in our
   * defer method solve this.
   *
   * @param {Socket} socket The socket instance that needs a transport
   * @param {Function} fn The callback
   * @api private
   */

  XHRPolling.prototype.ready = function (socket, fn) {
    var self = this;

    io.util.defer(function () {
      fn.call(self);
    });
  };

  /**
   * Add the transport to your public io.transports array.
   *
   * @api private
   */

  io.transports.push('xhr-polling');

})(
    'undefined' != typeof io ? io.Transport : module.exports
  , 'undefined' != typeof io ? io : module.parent.exports
  , this
);

/**
 * socket.io
 * Copyright(c) 2011 LearnBoost <dev@learnboost.com>
 * MIT Licensed
 */

(function (exports, io, global) {
  /**
   * There is a way to hide the loading indicator in Firefox. If you create and
   * remove a iframe it will stop showing the current loading indicator.
   * Unfortunately we can't feature detect that and UA sniffing is evil.
   *
   * @api private
   */

  var indicator = global.document && "MozAppearance" in
    global.document.documentElement.style;

  /**
   * Expose constructor.
   */

  exports['jsonp-polling'] = JSONPPolling;

  /**
   * The JSONP transport creates an persistent connection by dynamically
   * inserting a script tag in the page. This script tag will receive the
   * information of the Socket.IO server. When new information is received
   * it creates a new script tag for the new data stream.
   *
   * @constructor
   * @extends {io.Transport.xhr-polling}
   * @api public
   */

  function JSONPPolling (socket) {
    io.Transport['xhr-polling'].apply(this, arguments);

    this.index = io.j.length;

    var self = this;

    io.j.push(function (msg) {
      self._(msg);
    });
  };

  /**
   * Inherits from XHR polling transport.
   */

  io.util.inherit(JSONPPolling, io.Transport['xhr-polling']);

  /**
   * Transport name
   *
   * @api public
   */

  JSONPPolling.prototype.name = 'jsonp-polling';

  /**
   * Posts a encoded message to the Socket.IO server using an iframe.
   * The iframe is used because script tags can create POST based requests.
   * The iframe is positioned outside of the view so the user does not
   * notice it's existence.
   *
   * @param {String} data A encoded message.
   * @api private
   */

  JSONPPolling.prototype.post = function (data) {
    var self = this
      , query = io.util.query(
             this.socket.options.query
          , 't='+ (+new Date) + '&i=' + this.index
        );

    if (!this.form) {
      var form = document.createElement('form')
        , area = document.createElement('textarea')
        , id = this.iframeId = 'socketio_iframe_' + this.index
        , iframe;

      form.className = 'socketio';
      form.style.position = 'absolute';
      form.style.top = '-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.prepareUrl() + query;

    function complete () {
      initIframe();
      self.socket.setBuffer(false);
    };

    function initIframe () {
      if (self.iframe) {
        self.form.removeChild(self.iframe);
      }

      try {
        // ie6 dynamic iframes with target="" support (thanks Chris Lambacher)
        iframe = document.createElement('<iframe name="'+ self.iframeId +'">');
      } catch (e) {
        iframe = document.createElement('iframe');
        iframe.name = self.iframeId;
      }

      iframe.id = self.iframeId;

      self.form.appendChild(iframe);
      self.iframe = iframe;
    };

    initIframe();

    // we temporarily stringify until we figure out how to prevent
    // browsers from turning `\n` into `\r\n` in form inputs
    this.area.value = io.JSON.stringify(data);

    try {
      this.form.submit();
    } catch(e) {}

    if (this.iframe.attachEvent) {
      iframe.onreadystatechange = function () {
        if (self.iframe.readyState == 'complete') {
          complete();
        }
      };
    } else {
      this.iframe.onload = complete;
    }

    this.socket.setBuffer(true);
  };
  
  /**
   * Creates a new JSONP poll that can be used to listen
   * for messages from the Socket.IO server.
   *
   * @api private
   */

  JSONPPolling.prototype.get = function () {
    var self = this
      , script = document.createElement('script')
      , query = io.util.query(
             this.socket.options.query
          , 't='+ (+new Date) + '&i=' + this.index
        );

    if (this.script) {
      this.script.parentNode.removeChild(this.script);
      this.script = null;
    }

    script.async = true;
    script.src = this.prepareUrl() + query;
    script.onerror = function () {
      self.onClose();
    };

    var insertAt = document.getElementsByTagName('script')[0]
    insertAt.parentNode.insertBefore(script, insertAt);
    this.script = script;

    if (indicator) {
      setTimeout(function () {
        var iframe = document.createElement('iframe');
        document.body.appendChild(iframe);
        document.body.removeChild(iframe);
      }, 100);
    }
  };

  /**
   * Callback function for the incoming message stream from the Socket.IO server.
   *
   * @param {String} data The message
   * @api private
   */

  JSONPPolling.prototype._ = function (msg) {
    this.onData(msg);
    if (this.open) {
      this.get();
    }
    return this;
  };

  /**
   * The indicator hack only works after onload
   *
   * @param {Socket} socket The socket instance that needs a transport
   * @param {Function} fn The callback
   * @api private
   */

  JSONPPolling.prototype.ready = function (socket, fn) {
    var self = this;
    if (!indicator) return fn.call(this);

    io.util.load(function () {
      fn.call(self);
    });
  };

  /**
   * Checks if browser supports this transport.
   *
   * @return {Boolean}
   * @api public
   */

  JSONPPolling.check = function () {
    return 'document' in global;
  };

  /**
   * Check if cross domain requests are supported
   *
   * @returns {Boolean}
   * @api public
   */

  JSONPPolling.xdomainCheck = function () {
    return true;
  };

  /**
   * Add the transport to your public io.transports array.
   *
   * @api private
   */

  io.transports.push('jsonp-polling');

})(
    'undefined' != typeof io ? io.Transport : module.exports
  , 'undefined' != typeof io ? io : module.parent.exports
  , this
);
}).call(window)
});

require.define("/node_modules/eventemitter2/package.json", function (require, module, exports, __dirname, __filename) {
module.exports = {"main":"./lib/eventemitter2.js"}
});

require.define("/node_modules/eventemitter2/lib/eventemitter2.js", function (require, module, exports, __dirname, __filename) {
;!function(exports, undefined) {

  var isArray = Array.isArray ? Array.isArray : function _isArray(obj) {
    return Object.prototype.toString.call(obj) === "[object Array]";
  };
  var defaultMaxListeners = 10;

  function init() {
    this._events = new Object;
  }

  function configure(conf) {
    if (conf) {
      conf.delimiter && (this.delimiter = conf.delimiter);
      conf.wildcard && (this.wildcard = conf.wildcard);
      if (this.wildcard) {
        this.listenerTree = new Object;
      }
    }
  }

  function EventEmitter(conf) {
    this._events = new Object;
    configure.call(this, conf);
  }

  //
  // Attention, function return type now is array, always !
  // It has zero elements if no any matches found and one or more
  // elements (leafs) if there are matches
  //
  function searchListenerTree(handlers, type, tree, i) {
    if (!tree) {
      return [];
    }
    var listeners=[], leaf, len, branch, xTree, xxTree, isolatedBranch, endReached,
        typeLength = type.length, currentType = type[i], nextType = type[i+1];
    if (i === typeLength && tree._listeners) {
      //
      // If at the end of the event(s) list and the tree has listeners
      // invoke those listeners.
      //
      if (typeof tree._listeners === 'function') {
        handlers && handlers.push(tree._listeners);
        return [tree];
      } else {
        for (leaf = 0, len = tree._listeners.length; leaf < len; leaf++) {
          handlers && handlers.push(tree._listeners[leaf]);
        }
        return [tree];
      }
    }

    if ((currentType === '*' || currentType === '**') || tree[currentType]) {
      //
      // If the event emitted is '*' at this part
      // or there is a concrete match at this patch
      //
      if (currentType === '*') {
        for (branch in tree) {
          if (branch !== '_listeners' && tree.hasOwnProperty(branch)) {
            listeners = listeners.concat(searchListenerTree(handlers, type, tree[branch], i+1));
          }
        }
        return listeners;
      } else if(currentType === '**') {
        endReached = (i+1 === typeLength || (i+2 === typeLength && nextType === '*'));
        if(endReached && tree._listeners) {
          // The next element has a _listeners, add it to the handlers.
          listeners = listeners.concat(searchListenerTree(handlers, type, tree, typeLength));
        }

        for (branch in tree) {
          if (branch !== '_listeners' && tree.hasOwnProperty(branch)) {
            if(branch === '*' || branch === '**') {
              if(tree[branch]._listeners && !endReached) {
                listeners = listeners.concat(searchListenerTree(handlers, type, tree[branch], typeLength));
              }
              listeners = listeners.concat(searchListenerTree(handlers, type, tree[branch], i));
            } else if(branch === nextType) {
              listeners = listeners.concat(searchListenerTree(handlers, type, tree[branch], i+2));
            } else {
              // No match on this one, shift into the tree but not in the type array.
              listeners = listeners.concat(searchListenerTree(handlers, type, tree[branch], i));
            }
          }
        }
        return listeners;
      }

      listeners = listeners.concat(searchListenerTree(handlers, type, tree[currentType], i+1));
    }

    xTree = tree['*'];
    if (xTree) {
      //
      // If the listener tree will allow any match for this part,
      // then recursively explore all branches of the tree
      //
      searchListenerTree(handlers, type, xTree, i+1);
    }
    
    xxTree = tree['**'];
    if(xxTree) {
      if(i < typeLength) {
        if(xxTree._listeners) {
          // If we have a listener on a '**', it will catch all, so add its handler.
          searchListenerTree(handlers, type, xxTree, typeLength);
        }
        
        // Build arrays of matching next branches and others.
        for(branch in xxTree) {
          if(branch !== '_listeners' && xxTree.hasOwnProperty(branch)) {
            if(branch === nextType) {
              // We know the next element will match, so jump twice.
              searchListenerTree(handlers, type, xxTree[branch], i+2);
            } else if(branch === currentType) {
              // Current node matches, move into the tree.
              searchListenerTree(handlers, type, xxTree[branch], i+1);
            } else {
              isolatedBranch = {};
              isolatedBranch[branch] = xxTree[branch];
              searchListenerTree(handlers, type, { '**': isolatedBranch }, i+1);
            }
          }
        }
      } else if(xxTree._listeners) {
        // We have reached the end and still on a '**'
        searchListenerTree(handlers, type, xxTree, typeLength);
      } else if(xxTree['*'] && xxTree['*']._listeners) {
        searchListenerTree(handlers, type, xxTree['*'], typeLength);
      }
    }

    return listeners;
  }

  function growListenerTree(type, listener) {

    type = typeof type === 'string' ? type.split(this.delimiter) : type.slice();
    
    //
    // Looks for two consecutive '**', if so, don't add the event at all.
    //
    for(var i = 0, len = type.length; i+1 < len; i++) {
      if(type[i] === '**' && type[i+1] === '**') {
        return;
      }
    }

    var tree = this.listenerTree;
    var name = type.shift();

    while (name) {

      if (!tree[name]) {
        tree[name] = new Object;
      }

      tree = tree[name];

      if (type.length === 0) {

        if (!tree._listeners) {
          tree._listeners = listener;
        }
        else if(typeof tree._listeners === 'function') {
          tree._listeners = [tree._listeners, listener];
        }
        else if (isArray(tree._listeners)) {

          tree._listeners.push(listener);

          if (!tree._listeners.warned) {

            var m = defaultMaxListeners;
            
            if (typeof this._events.maxListeners !== 'undefined') {
              m = this._events.maxListeners;
            }

            if (m > 0 && tree._listeners.length > m) {

              tree._listeners.warned = true;
              console.error('(node) warning: possible EventEmitter memory ' +
                            'leak detected. %d listeners added. ' +
                            'Use emitter.setMaxListeners() to increase limit.',
                            tree._listeners.length);
              console.trace();
            }
          }
        }
        return true;
      }
      name = type.shift();
    }
    return true;
  };

  // By default EventEmitters will print a warning if more than
  // 10 listeners are added to it. This is a useful default which
  // helps finding memory leaks.
  //
  // Obviously not all Emitters should be limited to 10. This function allows
  // that to be increased. Set to zero for unlimited.

  EventEmitter.prototype.delimiter = '.';

  EventEmitter.prototype.setMaxListeners = function(n) {
    this._events || init.call(this);
    this._events.maxListeners = n;
  };

  EventEmitter.prototype.event = '';

  EventEmitter.prototype.once = function(event, fn) {
    this.many(event, 1, fn);
    return this;
  };

  EventEmitter.prototype.many = function(event, ttl, fn) {
    var self = this;

    if (typeof fn !== 'function') {
      throw new Error('many only accepts instances of Function');
    }

    function listener() {
      if (--ttl === 0) {
        self.off(event, listener);
      }
      fn.apply(this, arguments);
    };

    listener._origin = fn;

    this.on(event, listener);

    return self;
  };

  EventEmitter.prototype.emit = function() {
    this._events || init.call(this);

    var type = arguments[0];

    if (type === 'newListener') {
      if (!this._events.newListener) { return false; }
    }

    // Loop through the *_all* functions and invoke them.
    if (this._all) {
      var l = arguments.length;
      var args = new Array(l - 1);
      for (var i = 1; i < l; i++) args[i - 1] = arguments[i];
      for (i = 0, l = this._all.length; i < l; i++) {
        this.event = type;
        this._all[i].apply(this, args);
      }
    }

    // If there is no 'error' event listener then throw.
    if (type === 'error') {
      
      if (!this._all && 
        !this._events.error && 
        !(this.wildcard && this.listenerTree.error)) {

        if (arguments[1] instanceof Error) {
          throw arguments[1]; // Unhandled 'error' event
        } else {
          throw new Error("Uncaught, unspecified 'error' event.");
        }
        return false;
      }
    }

    var handler;

    if(this.wildcard) {
      handler = [];
      var ns = typeof type === 'string' ? type.split(this.delimiter) : type.slice();
      searchListenerTree.call(this, handler, ns, this.listenerTree, 0);
    }
    else {
      handler = this._events[type];
    }

    if (typeof handler === 'function') {
      this.event = type;
      if (arguments.length === 1) {
        handler.call(this);
      }
      else if (arguments.length > 1)
        switch (arguments.length) {
          case 2:
            handler.call(this, arguments[1]);
            break;
          case 3:
            handler.call(this, arguments[1], arguments[2]);
            break;
          // slower
          default:
            var l = arguments.length;
            var args = new Array(l - 1);
            for (var i = 1; i < l; i++) args[i - 1] = arguments[i];
            handler.apply(this, args);
        }
      return true;
    }
    else if (handler) {
      var l = arguments.length;
      var args = new Array(l - 1);
      for (var i = 1; i < l; i++) args[i - 1] = arguments[i];

      var listeners = handler.slice();
      for (var i = 0, l = listeners.length; i < l; i++) {
        this.event = type;
        listeners[i].apply(this, args);
      }
      return (listeners.length > 0) || this._all;
    }
    else {
      return this._all;
    }

  };

  EventEmitter.prototype.on = function(type, listener) {
    
    if (typeof type === 'function') {
      this.onAny(type);
      return this;
    }

    if (typeof listener !== 'function') {
      throw new Error('on only accepts instances of Function');
    }
    this._events || init.call(this);

    // To avoid recursion in the case that type == "newListeners"! Before
    // adding it to the listeners, first emit "newListeners".
    this.emit('newListener', type, listener);

    if(this.wildcard) {
      growListenerTree.call(this, type, listener);
      return this;
    }

    if (!this._events[type]) {
      // Optimize the case of one listener. Don't need the extra array object.
      this._events[type] = listener;
    }
    else if(typeof this._events[type] === 'function') {
      // Adding the second element, need to change to array.
      this._events[type] = [this._events[type], listener];
    }
    else if (isArray(this._events[type])) {
      // If we've already got an array, just append.
      this._events[type].push(listener);

      // Check for listener leak
      if (!this._events[type].warned) {

        var m = defaultMaxListeners;
        
        if (typeof this._events.maxListeners !== 'undefined') {
          m = this._events.maxListeners;
        }

        if (m > 0 && this._events[type].length > m) {

          this._events[type].warned = true;
          console.error('(node) warning: possible EventEmitter memory ' +
                        'leak detected. %d listeners added. ' +
                        'Use emitter.setMaxListeners() to increase limit.',
                        this._events[type].length);
          console.trace();
        }
      }
    }
    return this;
  };

  EventEmitter.prototype.onAny = function(fn) {

    if(!this._all) {
      this._all = [];
    }

    if (typeof fn !== 'function') {
      throw new Error('onAny only accepts instances of Function');
    }

    // Add the function to the event listener collection.
    this._all.push(fn);
    return this;
  };

  EventEmitter.prototype.addListener = EventEmitter.prototype.on;

  EventEmitter.prototype.off = function(type, listener) {
    if (typeof listener !== 'function') {
      throw new Error('removeListener only takes instances of Function');
    }

    var handlers,leafs=[];

    if(this.wildcard) {
      var ns = typeof type === 'string' ? type.split(this.delimiter) : type.slice();
      leafs = searchListenerTree.call(this, null, ns, this.listenerTree, 0);
    }
    else {
      // does not use listeners(), so no side effect of creating _events[type]
      if (!this._events[type]) return this;
      handlers = this._events[type];
      leafs.push({_listeners:handlers});
    }

    for (var iLeaf=0; iLeaf<leafs.length; iLeaf++) {
      var leaf = leafs[iLeaf];
      handlers = leaf._listeners;
      if (isArray(handlers)) {

        var position = -1;

        for (var i = 0, length = handlers.length; i < length; i++) {
          if (handlers[i] === listener ||
            (handlers[i].listener && handlers[i].listener === listener) ||
            (handlers[i]._origin && handlers[i]._origin === listener)) {
            position = i;
            break;
          }
        }

        if (position < 0) {
          return this;
        }

        if(this.wildcard) {
          leaf._listeners.splice(position, 1)
        }
        else {
          this._events[type].splice(position, 1);
        }

        if (handlers.length === 0) {
          if(this.wildcard) {
            delete leaf._listeners;
          }
          else {
            delete this._events[type];
          }
        }
      }
      else if (handlers === listener ||
        (handlers.listener && handlers.listener === listener) ||
        (handlers._origin && handlers._origin === listener)) {
        if(this.wildcard) {
          delete leaf._listeners;
        }
        else {
          delete this._events[type];
        }
      }
    }

    return this;
  };

  EventEmitter.prototype.offAny = function(fn) {
    var i = 0, l = 0, fns;
    if (fn && this._all && this._all.length > 0) {
      fns = this._all;
      for(i = 0, l = fns.length; i < l; i++) {
        if(fn === fns[i]) {
          fns.splice(i, 1);
          return this;
        }
      }
    } else {
      this._all = [];
    }
    return this;
  };

  EventEmitter.prototype.removeListener = EventEmitter.prototype.off;

  EventEmitter.prototype.removeAllListeners = function(type) {
    if (arguments.length === 0) {
      !this._events || init.call(this);
      return this;
    }

    if(this.wildcard) {
      var ns = typeof type === 'string' ? type.split(this.delimiter) : type.slice();
      var leafs = searchListenerTree.call(this, null, ns, this.listenerTree, 0);

      for (var iLeaf=0; iLeaf<leafs.length; iLeaf++) {
        var leaf = leafs[iLeaf];
        leaf._listeners = null;
      }
    }
    else {
      if (!this._events[type]) return this;
      this._events[type] = null;
    }
    return this;
  };

  EventEmitter.prototype.listeners = function(type) {
    if(this.wildcard) {
      var handlers = [];
      var ns = typeof type === 'string' ? type.split(this.delimiter) : type.slice();
      searchListenerTree.call(this, handlers, ns, this.listenerTree, 0);
      return handlers;
    }

    this._events || init.call(this);

    if (!this._events[type]) this._events[type] = [];
    if (!isArray(this._events[type])) {
      this._events[type] = [this._events[type]];
    }
    return this._events[type];
  };

  EventEmitter.prototype.listenersAny = function() {

    if(this._all) {
      return this._all;
    }
    else {
      return [];
    }

  };

  if (typeof define === 'function' && define.amd) {
    define(function() {
      return EventEmitter;
    });
  } else {
    exports.EventEmitter2 = EventEmitter; 
  }

}(typeof process !== 'undefined' && typeof process.title !== 'undefined' && typeof exports !== 'undefined' ? exports : window);

});
//
// Automagically constructs a new Hook for the browser
//

//
// Remark: More advanced users might want to comment this file out and manually create Hooks
//
var Hook = require('/hook.js').Hook;
var hook = new Hook({
  name : 'browser-hook'
});
hook.connect();