text:
//! moment.js
//! version : 2.10.6
//! authors : Tim Wood, Iskren Chernev, Moment.js contributors
//! license : MIT
//! momentjs.com

(function (global, factory) {
    typeof exports === 'object' && typeof module !== 'undefined' ? module.exports = factory() :
        typeof define === 'function' && define.amd ? define(factory) :
            global.moment = factory()
}(this, function () { 'use strict';

    var hookCallback;

    function utils_hooks__hooks () {
        return hookCallback.apply(null, arguments);
    }

    // This is done to register the method called with moment()
    // without creating circular dependencies.
    function setHookCallback (callback) {
        hookCallback = callback;
    }

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

    function isDate(input) {
        return input instanceof Date || Object.prototype.toString.call(input) === '[object Date]';
    }

    function map(arr, fn) {
        var res = [], i;
        for (i = 0; i < arr.length; ++i) {
            res.push(fn(arr[i], i));
        }
        return res;
    }

    function hasOwnProp(a, b) {
        return Object.prototype.hasOwnProperty.call(a, b);
    }

    function extend(a, b) {
        for (var i in b) {
            if (hasOwnProp(b, i)) {
                a[i] = b[i];
            }
        }

        if (hasOwnProp(b, 'toString')) {
            a.toString = b.toString;
        }

        if (hasOwnProp(b, 'valueOf')) {
            a.valueOf = b.valueOf;
        }

        return a;
    }

    function create_utc__createUTC (input, format, locale, strict) {
        return createLocalOrUTC(input, format, locale, strict, true).utc();
    }

    function defaultParsingFlags() {
        // We need to deep clone this object.
        return {
            empty           : false,
            unusedTokens    : [],
            unusedInput     : [],
            overflow        : -2,
            charsLeftOver   : 0,
            nullInput       : false,
            invalidMonth    : null,
            invalidFormat   : false,
            userInvalidated : false,
            iso             : false
        };
    }

    function getParsingFlags(m) {
        if (m._pf == null) {
            m._pf = defaultParsingFlags();
        }
        return m._pf;
    }

    function valid__isValid(m) {
        if (m._isValid == null) {
            var flags = getParsingFlags(m);
            m._isValid = !isNaN(m._d.getTime()) &&
                flags.overflow < 0 &&
                !flags.empty &&
                !flags.invalidMonth &&
                !flags.invalidWeekday &&
                !flags.nullInput &&
                !flags.invalidFormat &&
                !flags.userInvalidated;

            if (m._strict) {
                m._isValid = m._isValid &&
                    flags.charsLeftOver === 0 &&
                    flags.unusedTokens.length === 0 &&
                    flags.bigHour === undefined;
            }
        }
        return m._isValid;
    }

    function valid__createInvalid (flags) {
        var m = create_utc__createUTC(NaN);
        if (flags != null) {
            extend(getParsingFlags(m), flags);
        }
        else {
            getParsingFlags(m).userInvalidated = true;
        }

        return m;
    }

    var momentProperties = utils_hooks__hooks.momentProperties = [];

    function copyConfig(to, from) {
        var i, prop, val;

        if (typeof from._isAMomentObject !== 'undefined') {
            to._isAMomentObject = from._isAMomentObject;
        }
        if (typeof from._i !== 'undefined') {
            to._i = from._i;
        }
        if (typeof from._f !== 'undefined') {
            to._f = from._f;
        }
        if (typeof from._l !== 'undefined') {
            to._l = from._l;
        }
        if (typeof from._strict !== 'undefined') {
            to._strict = from._strict;
        }
        if (typeof from._tzm !== 'undefined') {
            to._tzm = from._tzm;
        }
        if (typeof from._isUTC !== 'undefined') {
            to._isUTC = from._isUTC;
        }
        if (typeof from._offset !== 'undefined') {
            to._offset = from._offset;
        }
        if (typeof from._pf !== 'undefined') {
            to._pf = getParsingFlags(from);
        }
        if (typeof from._locale !== 'undefined') {
            to._locale = from._locale;
        }

        if (momentProperties.length > 0) {
            for (i in momentProperties) {
                prop = momentProperties[i];
                val = from[prop];
                if (typeof val !== 'undefined') {
                    to[prop] = val;
                }
            }
        }

        return to;
    }

    var updateInProgress = false;

    // Moment prototype object
    function Moment(config) {
        copyConfig(this, config);
        this._d = new Date(config._d != null ? config._d.getTime() : NaN);
        // Prevent infinite loop in case updateOffset creates new moment
        // objects.
        if (updateInProgress === false) {
            updateInProgress = true;
            utils_hooks__hooks.updateOffset(this);
            updateInProgress = false;
        }
    }

    function isMoment (obj) {
        return obj instanceof Moment || (obj != null && obj._isAMomentObject != null);
    }

    function absFloor (number) {
        if (number < 0) {
            return Math.ceil(number);
        } else {
            return Math.floor(number);
        }
    }

    function toInt(argumentForCoercion) {
        var coercedNumber = +argumentForCoercion,
            value = 0;

        if (coercedNumber !== 0 && isFinite(coercedNumber)) {
            value = absFloor(coercedNumber);
        }

        return value;
    }

    function compareArrays(array1, array2, dontConvert) {
        var len = Math.min(array1.length, array2.length),
            lengthDiff = Math.abs(array1.length - array2.length),
            diffs = 0,
            i;
        for (i = 0; i < len; i++) {
            if ((dontConvert && array1[i] !== array2[i]) ||
                (!dontConvert && toInt(array1[i]) !== toInt(array2[i]))) {
                diffs++;
            }
        }
        return diffs + lengthDiff;
    }

    function Locale() {
    }

    var locales = {};
    var globalLocale;

    function normalizeLocale(key) {
        return key ? key.toLowerCase().replace('_', '-') : key;
    }

    // pick the locale from the array
    // try ['en-au', 'en-gb'] as 'en-au', 'en-gb', 'en', as in move through the list trying each
    // substring from most specific to least, but move to the next array item if it's a more specific variant than the current root
    function chooseLocale(names) {
        var i = 0, j, next, locale, split;

        while (i < names.length) {
            split = normalizeLocale(names[i]).split('-');
            j = split.length;
            next = normalizeLocale(names[i + 1]);
            next = next ? next.split('-') : null;
            while (j > 0) {
                locale = loadLocale(split.slice(0, j).join('-'));
                if (locale) {
                    return locale;
                }
                if (next && next.length >= j && compareArrays(split, next, true) >= j - 1) {
                    //the next array item is better than a shallower substring of this one
                    break;
                }
                j--;
            }
            i++;
        }
        return null;
    }

    function loadLocale(name) {
        var oldLocale = null;
        // TODO: Find a better way to register and load all the locales in Node
        if (!locales[name] && typeof module !== 'undefined' &&
            module && module.exports) {
            try {
                oldLocale = globalLocale._abbr;
                require('./locale/' + name);
                // because defineLocale currently also sets the global locale, we
                // want to undo that for lazy loaded locales
                locale_locales__getSetGlobalLocale(oldLocale);
            } catch (e) { }
        }
        return locales[name];
    }

    // This function will load locale and then set the global locale.  If
    // no arguments are passed in, it will simply return the current global
    // locale key.
    function locale_locales__getSetGlobalLocale (key, values) {
        var data;
        if (key) {
            if (typeof values === 'undefined') {
                data = locale_locales__getLocale(key);
            }
            else {
                data = defineLocale(key, values);
            }

            if (data) {
                // moment.duration._locale = moment._locale = data;
                globalLocale = data;
            }
        }

        return globalLocale._abbr;
    }

    function defineLocale (name, values) {
        if (values !== null) {
            values.abbr = name;
            locales[name] = locales[name] || new Locale();
            locales[name].set(values);

            // backwards compat for now: also set the locale
            locale_locales__getSetGlobalLocale(name);

            return locales[name];
        } else {
            // useful for testing
            delete locales[name];
            return null;
        }
    }

    // returns locale data
    function locale_locales__getLocale (key) {
        var locale;

        if (key && key._locale && key._locale._abbr) {
            key = key._locale._abbr;
        }

        if (!key) {
            return globalLocale;
        }

        if (!isArray(key)) {
            //short-circuit everything else
            locale = loadLocale(key);
            if (locale) {
                return locale;
            }
            key = [key];
        }

        return chooseLocale(key);
    }

    var aliases = {};

    function addUnitAlias (unit, shorthand) {
        var lowerCase = unit.toLowerCase();
        aliases[lowerCase] = aliases[lowerCase + 's'] = aliases[shorthand] = unit;
    }

    function normalizeUnits(units) {
        return typeof units === 'string' ? aliases[units] || aliases[units.toLowerCase()] : undefined;
    }

    function normalizeObjectUnits(inputObject) {
        var normalizedInput = {},
            normalizedProp,
            prop;

        for (prop in inputObject) {
            if (hasOwnProp(inputObject, prop)) {
                normalizedProp = normalizeUnits(prop);
                if (normalizedProp) {
                    normalizedInput[normalizedProp] = inputObject[prop];
                }
            }
        }

        return normalizedInput;
    }

    function makeGetSet (unit, keepTime) {
        return function (value) {
            if (value != null) {
                get_set__set(this, unit, value);
                utils_hooks__hooks.updateOffset(this, keepTime);
                return this;
            } else {
                return get_set__get(this, unit);
            }
        };
    }

    function get_set__get (mom, unit) {
        return mom._d['get' + (mom._isUTC ? 'UTC' : '') + unit]();
    }

    function get_set__set (mom, unit, value) {
        return mom._d['set' + (mom._isUTC ? 'UTC' : '') + unit](value);
    }

    // MOMENTS

    function getSet (units, value) {
        var unit;
        if (typeof units === 'object') {
            for (unit in units) {
                this.set(unit, units[unit]);
            }
        } else {
            units = normalizeUnits(units);
            if (typeof this[units] === 'function') {
                return this[units](value);
            }
        }
        return this;
    }

    function zeroFill(number, targetLength, forceSign) {
        var absNumber = '' + Math.abs(number),
            zerosToFill = targetLength - absNumber.length,
            sign = number >= 0;
        return (sign ? (forceSign ? '+' : '') : '-') +
            Math.pow(10, Math.max(0, zerosToFill)).toString().substr(1) + absNumber;
    }

    var formattingTokens = /(\[[^\[]*\])|(\\)?(Mo|MM?M?M?|Do|DDDo|DD?D?D?|ddd?d?|do?|w[o|w]?|W[o|W]?|Q|YYYYYY|YYYYY|YYYY|YY|gg(ggg?)?|GG(GGG?)?|e|E|a|A|hh?|HH?|mm?|ss?|S{1,9}|x|X|zz?|ZZ?|.)/g;

    var localFormattingTokens = /(\[[^\[]*\])|(\\)?(LTS|LT|LL?L?L?|l{1,4})/g;

    var formatFunctions = {};

    var formatTokenFunctions = {};

    // token:    'M'
    // padded:   ['MM', 2]
    // ordinal:  'Mo'
    // callback: function () { this.month() + 1 }
    function addFormatToken (token, padded, ordinal, callback) {
        var func = callback;
        if (typeof callback === 'string') {
            func = function () {
                return this[callback]();
            };
        }
        if (token) {
            formatTokenFunctions[token] = func;
        }
        if (padded) {
            formatTokenFunctions[padded[0]] = function () {
                return zeroFill(func.apply(this, arguments), padded[1], padded[2]);
            };
        }
        if (ordinal) {
            formatTokenFunctions[ordinal] = function () {
                return this.localeData().ordinal(func.apply(this, arguments), token);
            };
        }
    }

    function removeFormattingTokens(input) {
        if (input.match(/\[[\s\S]/)) {
            return input.replace(/^\[|\]$/g, '');
        }
        return input.replace(/\\/g, '');
    }

    function makeFormatFunction(format) {
        var array = format.match(formattingTokens), i, length;

        for (i = 0, length = array.length; i < length; i++) {
            if (formatTokenFunctions[array[i]]) {
                array[i] = formatTokenFunctions[array[i]];
            } else {
                array[i] = removeFormattingTokens(array[i]);
            }
        }

        return function (mom) {
            var output = '';
            for (i = 0; i < length; i++) {
                output += array[i] instanceof Function ? array[i].call(mom, format) : array[i];
            }
            return output;
        };
    }

    // format date using native date object
    function formatMoment(m, format) {
        if (!m.isValid()) {
            return m.localeData().invalidDate();
        }

        format = expandFormat(format, m.localeData());
        formatFunctions[format] = formatFunctions[format] || makeFormatFunction(format);

        return formatFunctions[format](m);
    }

    function expandFormat(format, locale) {
        var i = 5;

        function replaceLongDateFormatTokens(input) {
            return locale.longDateFormat(input) || input;
        }

        localFormattingTokens.lastIndex = 0;
        while (i >= 0 && localFormattingTokens.test(format)) {
            format = format.replace(localFormattingTokens, replaceLongDateFormatTokens);
            localFormattingTokens.lastIndex = 0;
            i -= 1;
        }

        return format;
    }

    var match1         = /\d/;            //       0 - 9
    var match2         = /\d\d/;          //      00 - 99
    var match3         = /\d{3}/;         //     000 - 999
    var match4         = /\d{4}/;         //    0000 - 9999
    var match6         = /[+-]?\d{6}/;    // -999999 - 999999
    var match1to2      = /\d\d?/;         //       0 - 99
    var match1to3      = /\d{1,3}/;       //       0 - 999
    var match1to4      = /\d{1,4}/;       //       0 - 9999
    var match1to6      = /[+-]?\d{1,6}/;  // -999999 - 999999

    var matchUnsigned  = /\d+/;           //       0 - inf
    var matchSigned    = /[+-]?\d+/;      //    -inf - inf

    var matchOffset    = /Z|[+-]\d\d:?\d\d/gi; // +00:00 -00:00 +0000 -0000 or Z

    var matchTimestamp = /[+-]?\d+(\.\d{1,3})?/; // 123456789 123456789.123

    // any word (or two) characters or numbers including two/three word month in arabic.
    var matchWord = /[0-9]*['a-z\u00A0-\u05FF\u0700-\uD7FF\uF900-\uFDCF\uFDF0-\uFFEF]+|[\u0600-\u06FF\/]+(\s*?[\u0600-\u06FF]+){1,2}/i;

    var regexes = {};

    function isFunction (sth) {
        // https://github.com/moment/moment/issues/2325
        return typeof sth === 'function' &&
            Object.prototype.toString.call(sth) === '[object Function]';
    }

    function addRegexToken (token, regex, strictRegex) {
        regexes[token] = isFunction(regex) ? regex : function (isStrict) {
            return (isStrict && strictRegex) ? strictRegex : regex;
        };
    }

    function getParseRegexForToken (token, config) {
        if (!hasOwnProp(regexes, token)) {
            return new RegExp(unescapeFormat(token));
        }

        return regexes[token](config._strict, config._locale);
    }

    // Code from http://stackoverflow.com/questions/3561493/is-there-a-regexp-escape-function-in-javascript
    function unescapeFormat(s) {
        return s.replace('\\', '').replace(/\\(\[)|\\(\])|\[([^\]\[]*)\]|\\(.)/g, function (matched, p1, p2, p3, p4) {
            return p1 || p2 || p3 || p4;
        }).replace(/[-\/\\^$*+?.()|[\]{}]/g, '\\$&');
    }

    var tokens = {};

    function addParseToken (token, callback) {
        var i, func = callback;
        if (typeof token === 'string') {
            token = [token];
        }
        if (typeof callback === 'number') {
            func = function (input, array) {
                array[callback] = toInt(input);
            };
        }
        for (i = 0; i < token.length; i++) {
            tokens[token[i]] = func;
        }
    }

    function addWeekParseToken (token, callback) {
        addParseToken(token, function (input, array, config, token) {
            config._w = config._w || {};
            callback(input, config._w, config, token);
        });
    }

    function addTimeToArrayFromToken(token, input, config) {
        if (input != null && hasOwnProp(tokens, token)) {
            tokens[token](input, config._a, config, token);
        }
    }

    var YEAR = 0;
    var MONTH = 1;
    var DATE = 2;
    var HOUR = 3;
    var MINUTE = 4;
    var SECOND = 5;
    var MILLISECOND = 6;

    function daysInMonth(year, month) {
        return new Date(Date.UTC(year, month + 1, 0)).getUTCDate();
    }

    // FORMATTING

    addFormatToken('M', ['MM', 2], 'Mo', function () {
        return this.month() + 1;
    });

    addFormatToken('MMM', 0, 0, function (format) {
        return this.localeData().monthsShort(this, format);
    });

    addFormatToken('MMMM', 0, 0, function (format) {
        return this.localeData().months(this, format);
    });

    // ALIASES

    addUnitAlias('month', 'M');

    // PARSING

    addRegexToken('M',    match1to2);
    addRegexToken('MM',   match1to2, match2);
    addRegexToken('MMM',  matchWord);
    addRegexToken('MMMM', matchWord);

    addParseToken(['M', 'MM'], function (input, array) {
        array[MONTH] = toInt(input) - 1;
    });

    addParseToken(['MMM', 'MMMM'], function (input, array, config, token) {
        var month = config._locale.monthsParse(input, token, config._strict);
        // if we didn't find a month name, mark the date as invalid.
        if (month != null) {
            array[MONTH] = month;
        } else {
            getParsingFlags(config).invalidMonth = input;
        }
    });

    // LOCALES

    var defaultLocaleMonths = 'January_February_March_April_May_June_July_August_September_October_November_December'.split('_');
    function localeMonths (m) {
        return this._months[m.month()];
    }

    var defaultLocaleMonthsShort = 'Jan_Feb_Mar_Apr_May_Jun_Jul_Aug_Sep_Oct_Nov_Dec'.split('_');
    function localeMonthsShort (m) {
        return this._monthsShort[m.month()];
    }

    function localeMonthsParse (monthName, format, strict) {
        var i, mom, regex;

        if (!this._monthsParse) {
            this._monthsParse = [];
            this._longMonthsParse = [];
            this._shortMonthsParse = [];
        }

        for (i = 0; i < 12; i++) {
            // make the regex if we don't have it already
            mom = create_utc__createUTC([2000, i]);
            if (strict && !this._longMonthsParse[i]) {
                this._longMonthsParse[i] = new RegExp('^' + this.months(mom, '').replace('.', '') + '$', 'i');
                this._shortMonthsParse[i] = new RegExp('^' + this.monthsShort(mom, '').replace('.', '') + '$', 'i');
            }
            if (!strict && !this._monthsParse[i]) {
                regex = '^' + this.months(mom, '') + '|^' + this.monthsShort(mom, '');
                this._monthsParse[i] = new RegExp(regex.replace('.', ''), 'i');
            }
            // test the regex
            if (strict && format === 'MMMM' && this._longMonthsParse[i].test(monthName)) {
                return i;
            } else if (strict && format === 'MMM' && this._shortMonthsParse[i].test(monthName)) {
                return i;
            } else if (!strict && this._monthsParse[i].test(monthName)) {
                return i;
            }
        }
    }

    // MOMENTS

    function setMonth (mom, value) {
        var dayOfMonth;

        // TODO: Move this out of here!
        if (typeof value === 'string') {
            value = mom.localeData().monthsParse(value);
            // TODO: Another silent failure?
            if (typeof value !== 'number') {
                return mom;
            }
        }

        dayOfMonth = Math.min(mom.date(), daysInMonth(mom.year(), value));
        mom._d['set' + (mom._isUTC ? 'UTC' : '') + 'Month'](value, dayOfMonth);
        return mom;
    }

    function getSetMonth (value) {
        if (value != null) {
            setMonth(this, value);
            utils_hooks__hooks.updateOffset(this, true);
            return this;
        } else {
            return get_set__get(this, 'Month');
        }
    }

    function getDaysInMonth () {
        return daysInMonth(this.year(), this.month());
    }

    function checkOverflow (m) {
        var overflow;
        var a = m._a;

        if (a && getParsingFlags(m).overflow === -2) {
            overflow =
                a[MONTH]       < 0 || a[MONTH]       > 11  ? MONTH :
                    a[DATE]        < 1 || a[DATE]        > daysInMonth(a[YEAR], a[MONTH]) ? DATE :
                        a[HOUR]        < 0 || a[HOUR]        > 24 || (a[HOUR] === 24 && (a[MINUTE] !== 0 || a[SECOND] !== 0 || a[MILLISECOND] !== 0)) ? HOUR :
                            a[MINUTE]      < 0 || a[MINUTE]      > 59  ? MINUTE :
                                a[SECOND]      < 0 || a[SECOND]      > 59  ? SECOND :
                                    a[MILLISECOND] < 0 || a[MILLISECOND] > 999 ? MILLISECOND :
                                        -1;

            if (getParsingFlags(m)._overflowDayOfYear && (overflow < YEAR || overflow > DATE)) {
                overflow = DATE;
            }

            getParsingFlags(m).overflow = overflow;
        }

        return m;
    }

    function warn(msg) {
        if (utils_hooks__hooks.suppressDeprecationWarnings === false && typeof console !== 'undefined' && console.warn) {
            console.warn('Deprecation warning: ' + msg);
        }
    }

    function deprecate(msg, fn) {
        var firstTime = true;

        return extend(function () {
            if (firstTime) {
                warn(msg + '\n' + (new Error()).stack);
                firstTime = false;
            }
            return fn.apply(this, arguments);
        }, fn);
    }

    var deprecations = {};

    function deprecateSimple(name, msg) {
        if (!deprecations[name]) {
            warn(msg);
            deprecations[name] = true;
        }
    }

    utils_hooks__hooks.suppressDeprecationWarnings = false;

    var from_string__isoRegex = /^\s*(?:[+-]\d{6}|\d{4})-(?:(\d\d-\d\d)|(W\d\d$)|(W\d\d-\d)|(\d\d\d))((T| )(\d\d(:\d\d(:\d\d(\.\d+)?)?)?)?([\+\-]\d\d(?::?\d\d)?|\s*Z)?)?$/;

    var isoDates = [
        ['YYYYYY-MM-DD', /[+-]\d{6}-\d{2}-\d{2}/],
        ['YYYY-MM-DD', /\d{4}-\d{2}-\d{2}/],
        ['GGGG-[W]WW-E', /\d{4}-W\d{2}-\d/],
        ['GGGG-[W]WW', /\d{4}-W\d{2}/],
        ['YYYY-DDD', /\d{4}-\d{3}/]
    ];

    // iso time formats and regexes
    var isoTimes = [
        ['HH:mm:ss.SSSS', /(T| )\d\d:\d\d:\d\d\.\d+/],
        ['HH:mm:ss', /(T| )\d\d:\d\d:\d\d/],
        ['HH:mm', /(T| )\d\d:\d\d/],
        ['HH', /(T| )\d\d/]
    ];

    var aspNetJsonRegex = /^\/?Date\((\-?\d+)/i;

    // date from iso format
    function configFromISO(config) {
        var i, l,
            string = config._i,
            match = from_string__isoRegex.exec(string);

        if (match) {
            getParsingFlags(config).iso = true;
            for (i = 0, l = isoDates.length; i < l; i++) {
                if (isoDates[i][1].exec(string)) {
                    config._f = isoDates[i][0];
                    break;
                }
            }
            for (i = 0, l = isoTimes.length; i < l; i++) {
                if (isoTimes[i][1].exec(string)) {
                    // match[6] should be 'T' or space
                    config._f += (match[6] || ' ') + isoTimes[i][0];
                    break;
                }
            }
            if (string.match(matchOffset)) {
                config._f += 'Z';
            }
            configFromStringAndFormat(config);
        } else {
            config._isValid = false;
        }
    }

    // date from iso format or fallback
    function configFromString(config) {
        var matched = aspNetJsonRegex.exec(config._i);

        if (matched !== null) {
            config._d = new Date(+matched[1]);
            return;
        }

        configFromISO(config);
        if (config._isValid === false) {
            delete config._isValid;
            utils_hooks__hooks.createFromInputFallback(config);
        }
    }

    utils_hooks__hooks.createFromInputFallback = deprecate(
        'moment construction falls back to js Date. This is ' +
        'discouraged and will be removed in upcoming major ' +
        'release. Please refer to ' +
        'https://github.com/moment/moment/issues/1407 for more info.',
        function (config) {
            config._d = new Date(config._i + (config._useUTC ? ' UTC' : ''));
        }
    );

    function createDate (y, m, d, h, M, s, ms) {
        //can't just apply() to create a date:
        //http://stackoverflow.com/questions/181348/instantiating-a-javascript-object-by-calling-prototype-constructor-apply
        var date = new Date(y, m, d, h, M, s, ms);

        //the date constructor doesn't accept years < 1970
        if (y < 1970) {
            date.setFullYear(y);
        }
        return date;
    }

    function createUTCDate (y) {
        var date = new Date(Date.UTC.apply(null, arguments));
        if (y < 1970) {
            date.setUTCFullYear(y);
        }
        return date;
    }

    addFormatToken(0, ['YY', 2], 0, function () {
        return this.year() % 100;
    });

    addFormatToken(0, ['YYYY',   4],       0, 'year');
    addFormatToken(0, ['YYYYY',  5],       0, 'year');
    addFormatToken(0, ['YYYYYY', 6, true], 0, 'year');

    // ALIASES

    addUnitAlias('year', 'y');

    // PARSING

    addRegexToken('Y',      matchSigned);
    addRegexToken('YY',     match1to2, match2);
    addRegexToken('YYYY',   match1to4, match4);
    addRegexToken('YYYYY',  match1to6, match6);
    addRegexToken('YYYYYY', match1to6, match6);

    addParseToken(['YYYYY', 'YYYYYY'], YEAR);
    addParseToken('YYYY', function (input, array) {
        array[YEAR] = input.length === 2 ? utils_hooks__hooks.parseTwoDigitYear(input) : toInt(input);
    });
    addParseToken('YY', function (input, array) {
        array[YEAR] = utils_hooks__hooks.parseTwoDigitYear(input);
    });

    // HELPERS

    function daysInYear(year) {
        return isLeapYear(year) ? 366 : 365;
    }

    function isLeapYear(year) {
        return (year % 4 === 0 && year % 100 !== 0) || year % 400 === 0;
    }

    // HOOKS

    utils_hooks__hooks.parseTwoDigitYear = function (input) {
        return toInt(input) + (toInt(input) > 68 ? 1900 : 2000);
    };

    // MOMENTS

    var getSetYear = makeGetSet('FullYear', false);

    function getIsLeapYear () {
        return isLeapYear(this.year());
    }

    addFormatToken('w', ['ww', 2], 'wo', 'week');
    addFormatToken('W', ['WW', 2], 'Wo', 'isoWeek');

    // ALIASES

    addUnitAlias('week', 'w');
    addUnitAlias('isoWeek', 'W');

    // PARSING

    addRegexToken('w',  match1to2);
    addRegexToken('ww', match1to2, match2);
    addRegexToken('W',  match1to2);
    addRegexToken('WW', match1to2, match2);

    addWeekParseToken(['w', 'ww', 'W', 'WW'], function (input, week, config, token) {
        week[token.substr(0, 1)] = toInt(input);
    });

    // HELPERS

    // firstDayOfWeek       0 = sun, 6 = sat
    //                      the day of the week that starts the week
    //                      (usually sunday or monday)
    // firstDayOfWeekOfYear 0 = sun, 6 = sat
    //                      the first week is the week that contains the first
    //                      of this day of the week
    //                      (eg. ISO weeks use thursday (4))
    function weekOfYear(mom, firstDayOfWeek, firstDayOfWeekOfYear) {
        var end = firstDayOfWeekOfYear - firstDayOfWeek,
            daysToDayOfWeek = firstDayOfWeekOfYear - mom.day(),
            adjustedMoment;

        if (daysToDayOfWeek > end) {
            daysToDayOfWeek -= 7;
        }

        if (daysToDayOfWeek < end - 7) {
            daysToDayOfWeek += 7;
        }

        adjustedMoment = local__createLocal(mom).add(daysToDayOfWeek, 'd');
        return {
            week: Math.ceil(adjustedMoment.dayOfYear() / 7),
            year: adjustedMoment.year()
        };
    }

    // LOCALES

    function localeWeek (mom) {
        return weekOfYear(mom, this._week.dow, this._week.doy).week;
    }

    var defaultLocaleWeek = {
        dow : 0, // Sunday is the first day of the week.
        doy : 6  // The week that contains Jan 1st is the first week of the year.
    };

    function localeFirstDayOfWeek () {
        return this._week.dow;
    }

    function localeFirstDayOfYear () {
        return this._week.doy;
    }

    // MOMENTS

    function getSetWeek (input) {
        var week = this.localeData().week(this);
        return input == null ? week : this.add((input - week) * 7, 'd');
    }

    function getSetISOWeek (input) {
        var week = weekOfYear(this, 1, 4).week;
        return input == null ? week : this.add((input - week) * 7, 'd');
    }

    addFormatToken('DDD', ['DDDD', 3], 'DDDo', 'dayOfYear');

    // ALIASES

    addUnitAlias('dayOfYear', 'DDD');

    // PARSING

    addRegexToken('DDD',  match1to3);
    addRegexToken('DDDD', match3);
    addParseToken(['DDD', 'DDDD'], function (input, array, config) {
        config._dayOfYear = toInt(input);
    });

    // HELPERS

    //http://en.wikipedia.org/wiki/ISO_week_date#Calculating_a_date_given_the_year.2C_week_number_and_weekday
    function dayOfYearFromWeeks(year, week, weekday, firstDayOfWeekOfYear, firstDayOfWeek) {
        var week1Jan = 6 + firstDayOfWeek - firstDayOfWeekOfYear, janX = createUTCDate(year, 0, 1 + week1Jan), d = janX.getUTCDay(), dayOfYear;
        if (d < firstDayOfWeek) {
            d += 7;
        }

        weekday = weekday != null ? 1 * weekday : firstDayOfWeek;

        dayOfYear = 1 + week1Jan + 7 * (week - 1) - d + weekday;

        return {
            year: dayOfYear > 0 ? year : year - 1,
            dayOfYear: dayOfYear > 0 ?  dayOfYear : daysInYear(year - 1) + dayOfYear
        };
    }

    // MOMENTS

    function getSetDayOfYear (input) {
        var dayOfYear = Math.round((this.clone().startOf('day') - this.clone().startOf('year')) / 864e5) + 1;
        return input == null ? dayOfYear : this.add((input - dayOfYear), 'd');
    }

    // Pick the first defined of two or three arguments.
    function defaults(a, b, c) {
        if (a != null) {
            return a;
        }
        if (b != null) {
            return b;
        }
        return c;
    }

    function currentDateArray(config) {
        var now = new Date();
        if (config._useUTC) {
            return [now.getUTCFullYear(), now.getUTCMonth(), now.getUTCDate()];
        }
        return [now.getFullYear(), now.getMonth(), now.getDate()];
    }

    // convert an array to a date.
    // the array should mirror the parameters below
    // note: all values past the year are optional and will default to the lowest possible value.
    // [year, month, day , hour, minute, second, millisecond]
    function configFromArray (config) {
        var i, date, input = [], currentDate, yearToUse;

        if (config._d) {
            return;
        }

        currentDate = currentDateArray(config);

        //compute day of the year from weeks and weekdays
        if (config._w && config._a[DATE] == null && config._a[MONTH] == null) {
            dayOfYearFromWeekInfo(config);
        }

        //if the day of the year is set, figure out what it is
        if (config._dayOfYear) {
            yearToUse = defaults(config._a[YEAR], currentDate[YEAR]);

            if (config._dayOfYear > daysInYear(yearToUse)) {
                getParsingFlags(config)._overflowDayOfYear = true;
            }

            date = createUTCDate(yearToUse, 0, config._dayOfYear);
            config._a[MONTH] = date.getUTCMonth();
            config._a[DATE] = date.getUTCDate();
        }

        // Default to current date.
        // * if no year, month, day of month are given, default to today
        // * if day of month is given, default month and year
        // * if month is given, default only year
        // * if year is given, don't default anything
        for (i = 0; i < 3 && config._a[i] == null; ++i) {
            config._a[i] = input[i] = currentDate[i];
        }

        // Zero out whatever was not defaulted, including time
        for (; i < 7; i++) {
            config._a[i] = input[i] = (config._a[i] == null) ? (i === 2 ? 1 : 0) : config._a[i];
        }

        // Check for 24:00:00.000
        if (config._a[HOUR] === 24 &&
            config._a[MINUTE] === 0 &&
            config._a[SECOND] === 0 &&
            config._a[MILLISECOND] === 0) {
            config._nextDay = true;
            config._a[HOUR] = 0;
        }

        config._d = (config._useUTC ? createUTCDate : createDate).apply(null, input);
        // Apply timezone offset from input. The actual utcOffset can be changed
        // with parseZone.
        if (config._tzm != null) {
            config._d.setUTCMinutes(config._d.getUTCMinutes() - config._tzm);
        }

        if (config._nextDay) {
            config._a[HOUR] = 24;
        }
    }

    function dayOfYearFromWeekInfo(config) {
        var w, weekYear, week, weekday, dow, doy, temp;

        w = config._w;
        if (w.GG != null || w.W != null || w.E != null) {
            dow = 1;
            doy = 4;

            // TODO: We need to take the current isoWeekYear, but that depends on
            // how we interpret now (local, utc, fixed offset). So create
            // a now version of current config (take local/utc/offset flags, and
            // create now).
            weekYear = defaults(w.GG, config._a[YEAR], weekOfYear(local__createLocal(), 1, 4).year);
            week = defaults(w.W, 1);
            weekday = defaults(w.E, 1);
        } else {
            dow = config._locale._week.dow;
            doy = config._locale._week.doy;

            weekYear = defaults(w.gg, config._a[YEAR], weekOfYear(local__createLocal(), dow, doy).year);
            week = defaults(w.w, 1);

            if (w.d != null) {
                // weekday -- low day numbers are considered next week
                weekday = w.d;
                if (weekday < dow) {
                    ++week;
                }
            } else if (w.e != null) {
                // local weekday -- counting starts from begining of week
                weekday = w.e + dow;
            } else {
                // default to begining of week
                weekday = dow;
            }
        }
        temp = dayOfYearFromWeeks(weekYear, week, weekday, doy, dow);

        config._a[YEAR] = temp.year;
        config._dayOfYear = temp.dayOfYear;
    }

    utils_hooks__hooks.ISO_8601 = function () {};

    // date from string and format string
    function configFromStringAndFormat(config) {
        // TODO: Move this to another part of the creation flow to prevent circular deps
        if (config._f === utils_hooks__hooks.ISO_8601) {
            configFromISO(config);
            return;
        }

        config._a = [];
        getParsingFlags(config).empty = true;

        // This array is used to make a Date, either with `new Date` or `Date.UTC`
        var string = '' + config._i,
            i, parsedInput, tokens, token, skipped,
            stringLength = string.length,
            totalParsedInputLength = 0;

        tokens = expandFormat(config._f, config._locale).match(formattingTokens) || [];

        for (i = 0; i < tokens.length; i++) {
            token = tokens[i];
            parsedInput = (string.match(getParseRegexForToken(token, config)) || [])[0];
            if (parsedInput) {
                skipped = string.substr(0, string.indexOf(parsedInput));
                if (skipped.length > 0) {
                    getParsingFlags(config).unusedInput.push(skipped);
                }
                string = string.slice(string.indexOf(parsedInput) + parsedInput.length);
                totalParsedInputLength += parsedInput.length;
            }
            // don't parse if it's not a known token
            if (formatTokenFunctions[token]) {
                if (parsedInput) {
                    getParsingFlags(config).empty = false;
                }
                else {
                    getParsingFlags(config).unusedTokens.push(token);
                }
                addTimeToArrayFromToken(token, parsedInput, config);
            }
            else if (config._strict && !parsedInput) {
                getParsingFlags(config).unusedTokens.push(token);
            }
        }

        // add remaining unparsed input length to the string
        getParsingFlags(config).charsLeftOver = stringLength - totalParsedInputLength;
        if (string.length > 0) {
            getParsingFlags(config).unusedInput.push(string);
        }

        // clear _12h flag if hour is <= 12
        if (getParsingFlags(config).bigHour === true &&
            config._a[HOUR] <= 12 &&
            config._a[HOUR] > 0) {
            getParsingFlags(config).bigHour = undefined;
        }
        // handle meridiem
        config._a[HOUR] = meridiemFixWrap(config._locale, config._a[HOUR], config._meridiem);

        configFromArray(config);
        checkOverflow(config);
    }

    function meridiemFixWrap (locale, hour, meridiem) {
        var isPm;

        if (meridiem == null) {
            // nothing to do
            return hour;
        }
        if (locale.meridiemHour != null) {
            return locale.meridiemHour(hour, meridiem);
        } else if (locale.isPM != null) {
            // Fallback
            isPm = locale.isPM(meridiem);
            if (isPm && hour < 12) {
                hour += 12;
            }
            if (!isPm && hour === 12) {
                hour = 0;
            }
            return hour;
        } else {
            // this is not supposed to happen
            return hour;
        }
    }

    function configFromStringAndArray(config) {
        var tempConfig,
            bestMoment,

            scoreToBeat,
            i,
            currentScore;

        if (config._f.length === 0) {
            getParsingFlags(config).invalidFormat = true;
            config._d = new Date(NaN);
            return;
        }

        for (i = 0; i < config._f.length; i++) {
            currentScore = 0;
            tempConfig = copyConfig({}, config);
            if (config._useUTC != null) {
                tempConfig._useUTC = config._useUTC;
            }
            tempConfig._f = config._f[i];
            configFromStringAndFormat(tempConfig);

            if (!valid__isValid(tempConfig)) {
                continue;
            }

            // if there is any input that was not parsed add a penalty for that format
            currentScore += getParsingFlags(tempConfig).charsLeftOver;

            //or tokens
            currentScore += getParsingFlags(tempConfig).unusedTokens.length * 10;

            getParsingFlags(tempConfig).score = currentScore;

            if (scoreToBeat == null || currentScore < scoreToBeat) {
                scoreToBeat = currentScore;
                bestMoment = tempConfig;
            }
        }

        extend(config, bestMoment || tempConfig);
    }

    function configFromObject(config) {
        if (config._d) {
            return;
        }

        var i = normalizeObjectUnits(config._i);
        config._a = [i.year, i.month, i.day || i.date, i.hour, i.minute, i.second, i.millisecond];

        configFromArray(config);
    }

    function createFromConfig (config) {
        var res = new Moment(checkOverflow(prepareConfig(config)));
        if (res._nextDay) {
            // Adding is smart enough around DST
            res.add(1, 'd');
            res._nextDay = undefined;
        }

        return res;
    }

    function prepareConfig (config) {
        var input = config._i,
            format = config._f;

        config._locale = config._locale || locale_locales__getLocale(config._l);

        if (input === null || (format === undefined && input === '')) {
            return valid__createInvalid({nullInput: true});
        }

        if (typeof input === 'string') {
            config._i = input = config._locale.preparse(input);
        }

        if (isMoment(input)) {
            return new Moment(checkOverflow(input));
        } else if (isArray(format)) {
            configFromStringAndArray(config);
        } else if (format) {
            configFromStringAndFormat(config);
        } else if (isDate(input)) {
            config._d = input;
        } else {
            configFromInput(config);
        }

        return config;
    }

    function configFromInput(config) {
        var input = config._i;
        if (input === undefined) {
            config._d = new Date();
        } else if (isDate(input)) {
            config._d = new Date(+input);
        } else if (typeof input === 'string') {
            configFromString(config);
        } else if (isArray(input)) {
            config._a = map(input.slice(0), function (obj) {
                return parseInt(obj, 10);
            });
            configFromArray(config);
        } else if (typeof(input) === 'object') {
            configFromObject(config);
        } else if (typeof(input) === 'number') {
            // from milliseconds
            config._d = new Date(input);
        } else {
            utils_hooks__hooks.createFromInputFallback(config);
        }
    }

    function createLocalOrUTC (input, format, locale, strict, isUTC) {
        var c = {};

        if (typeof(locale) === 'boolean') {
            strict = locale;
            locale = undefined;
        }
        // object construction must be done this way.
        // https://github.com/moment/moment/issues/1423
        c._isAMomentObject = true;
        c._useUTC = c._isUTC = isUTC;
        c._l = locale;
        c._i = input;
        c._f = format;
        c._strict = strict;

        return createFromConfig(c);
    }

    function local__createLocal (input, format, locale, strict) {
        return createLocalOrUTC(input, format, locale, strict, false);
    }

    var prototypeMin = deprecate(
        'moment().min is deprecated, use moment.min instead. https://github.com/moment/moment/issues/1548',
        function () {
            var other = local__createLocal.apply(null, arguments);
            return other < this ? this : other;
        }
    );

    var prototypeMax = deprecate(
        'moment().max is deprecated, use moment.max instead. https://github.com/moment/moment/issues/1548',
        function () {
            var other = local__createLocal.apply(null, arguments);
            return other > this ? this : other;
        }
    );

    // Pick a moment m from moments so that m[fn](other) is true for all
    // other. This relies on the function fn to be transitive.
    //
    // moments should either be an array of moment objects or an array, whose
    // first element is an array of moment objects.
    function pickBy(fn, moments) {
        var res, i;
        if (moments.length === 1 && isArray(moments[0])) {
            moments = moments[0];
        }
        if (!moments.length) {
            return local__createLocal();
        }
        res = moments[0];
        for (i = 1; i < moments.length; ++i) {
            if (!moments[i].isValid() || moments[i][fn](res)) {
                res = moments[i];
            }
        }
        return res;
    }

    // TODO: Use [].sort instead?
    function min () {
        var args = [].slice.call(arguments, 0);

        return pickBy('isBefore', args);
    }

    function max () {
        var args = [].slice.call(arguments, 0);

        return pickBy('isAfter', args);
    }

    function Duration (duration) {
        var normalizedInput = normalizeObjectUnits(duration),
            years = normalizedInput.year || 0,
            quarters = normalizedInput.quarter || 0,
            months = normalizedInput.month || 0,
            weeks = normalizedInput.week || 0,
            days = normalizedInput.day || 0,
            hours = normalizedInput.hour || 0,
            minutes = normalizedInput.minute || 0,
            seconds = normalizedInput.second || 0,
            milliseconds = normalizedInput.millisecond || 0;

        // representation for dateAddRemove
        this._milliseconds = +milliseconds +
            seconds * 1e3 + // 1000
            minutes * 6e4 + // 1000 * 60
            hours * 36e5; // 1000 * 60 * 60
        // Because of dateAddRemove treats 24 hours as different from a
        // day when working around DST, we need to store them separately
        this._days = +days +
            weeks * 7;
        // It is impossible translate months into days without knowing
        // which months you are are talking about, so we have to store
        // it separately.
        this._months = +months +
            quarters * 3 +
            years * 12;

        this._data = {};

        this._locale = locale_locales__getLocale();

        this._bubble();
    }

    function isDuration (obj) {
        return obj instanceof Duration;
    }

    function offset (token, separator) {
        addFormatToken(token, 0, 0, function () {
            var offset = this.utcOffset();
            var sign = '+';
            if (offset < 0) {
                offset = -offset;
                sign = '-';
            }
            return sign + zeroFill(~~(offset / 60), 2) + separator + zeroFill(~~(offset) % 60, 2);
        });
    }

    offset('Z', ':');
    offset('ZZ', '');

    // PARSING

    addRegexToken('Z',  matchOffset);
    addRegexToken('ZZ', matchOffset);
    addParseToken(['Z', 'ZZ'], function (input, array, config) {
        config._useUTC = true;
        config._tzm = offsetFromString(input);
    });

    // HELPERS

    // timezone chunker
    // '+10:00' > ['10',  '00']
    // '-1530'  > ['-15', '30']
    var chunkOffset = /([\+\-]|\d\d)/gi;

    function offsetFromString(string) {
        var matches = ((string || '').match(matchOffset) || []);
        var chunk   = matches[matches.length - 1] || [];
        var parts   = (chunk + '').match(chunkOffset) || ['-', 0, 0];
        var minutes = +(parts[1] * 60) + toInt(parts[2]);

        return parts[0] === '+' ? minutes : -minutes;
    }

    // Return a moment from input, that is local/utc/zone equivalent to model.
    function cloneWithOffset(input, model) {
        var res, diff;
        if (model._isUTC) {
            res = model.clone();
            diff = (isMoment(input) || isDate(input) ? +input : +local__createLocal(input)) - (+res);
            // Use low-level api, because this fn is low-level api.
            res._d.setTime(+res._d + diff);
            utils_hooks__hooks.updateOffset(res, false);
            return res;
        } else {
            return local__createLocal(input).local();
        }
    }

    function getDateOffset (m) {
        // On Firefox.24 Date#getTimezoneOffset returns a floating point.
        // https://github.com/moment/moment/pull/1871
        return -Math.round(m._d.getTimezoneOffset() / 15) * 15;
    }

    // HOOKS

    // This function will be called whenever a moment is mutated.
    // It is intended to keep the offset in sync with the timezone.
    utils_hooks__hooks.updateOffset = function () {};

    // MOMENTS

    // keepLocalTime = true means only change the timezone, without
    // affecting the local hour. So 5:31:26 +0300 --[utcOffset(2, true)]-->
    // 5:31:26 +0200 It is possible that 5:31:26 doesn't exist with offset
    // +0200, so we adjust the time as needed, to be valid.
    //
    // Keeping the time actually adds/subtracts (one hour)
    // from the actual represented time. That is why we call updateOffset
    // a second time. In case it wants us to change the offset again
    // _changeInProgress == true case, then we have to adjust, because
    // there is no such time in the given timezone.
    function getSetOffset (input, keepLocalTime) {
        var offset = this._offset || 0,
            localAdjust;
        if (input != null) {
            if (typeof input === 'string') {
                input = offsetFromString(input);
            }
            if (Math.abs(input) < 16) {
                input = input * 60;
            }
            if (!this._isUTC && keepLocalTime) {
                localAdjust = getDateOffset(this);
            }
            this._offset = input;
            this._isUTC = true;
            if (localAdjust != null) {
                this.add(localAdjust, 'm');
            }
            if (offset !== input) {
                if (!keepLocalTime || this._changeInProgress) {
                    add_subtract__addSubtract(this, create__createDuration(input - offset, 'm'), 1, false);
                } else if (!this._changeInProgress) {
                    this._changeInProgress = true;
                    utils_hooks__hooks.updateOffset(this, true);
                    this._changeInProgress = null;
                }
            }
            return this;
        } else {
            return this._isUTC ? offset : getDateOffset(this);
        }
    }

    function getSetZone (input, keepLocalTime) {
        if (input != null) {
            if (typeof input !== 'string') {
                input = -input;
            }

            this.utcOffset(input, keepLocalTime);

            return this;
        } else {
            return -this.utcOffset();
        }
    }

    function setOffsetToUTC (keepLocalTime) {
        return this.utcOffset(0, keepLocalTime);
    }

    function setOffsetToLocal (keepLocalTime) {
        if (this._isUTC) {
            this.utcOffset(0, keepLocalTime);
            this._isUTC = false;

            if (keepLocalTime) {
                this.subtract(getDateOffset(this), 'm');
            }
        }
        return this;
    }

    function setOffsetToParsedOffset () {
        if (this._tzm) {
            this.utcOffset(this._tzm);
        } else if (typeof this._i === 'string') {
            this.utcOffset(offsetFromString(this._i));
        }
        return this;
    }

    function hasAlignedHourOffset (input) {
        input = input ? local__createLocal(input).utcOffset() : 0;

        return (this.utcOffset() - input) % 60 === 0;
    }

    function isDaylightSavingTime () {
        return (
            this.utcOffset() > this.clone().month(0).utcOffset() ||
            this.utcOffset() > this.clone().month(5).utcOffset()
        );
    }

    function isDaylightSavingTimeShifted () {
        if (typeof this._isDSTShifted !== 'undefined') {
            return this._isDSTShifted;
        }

        var c = {};

        copyConfig(c, this);
        c = prepareConfig(c);

        if (c._a) {
            var other = c._isUTC ? create_utc__createUTC(c._a) : local__createLocal(c._a);
            this._isDSTShifted = this.isValid() &&
                compareArrays(c._a, other.toArray()) > 0;
        } else {
            this._isDSTShifted = false;
        }

        return this._isDSTShifted;
    }

    function isLocal () {
        return !this._isUTC;
    }

    function isUtcOffset () {
        return this._isUTC;
    }

    function isUtc () {
        return this._isUTC && this._offset === 0;
    }

    var aspNetRegex = /(\-)?(?:(\d*)\.)?(\d+)\:(\d+)(?:\:(\d+)\.?(\d{3})?)?/;

    // from http://docs.closure-library.googlecode.com/git/closure_goog_date_date.js.source.html
    // somewhat more in line with 4.4.3.2 2004 spec, but allows decimal anywhere
    var create__isoRegex = /^(-)?P(?:(?:([0-9,.]*)Y)?(?:([0-9,.]*)M)?(?:([0-9,.]*)D)?(?:T(?:([0-9,.]*)H)?(?:([0-9,.]*)M)?(?:([0-9,.]*)S)?)?|([0-9,.]*)W)$/;

    function create__createDuration (input, key) {
        var duration = input,
        // matching against regexp is expensive, do it on demand
            match = null,
            sign,
            ret,
            diffRes;

        if (isDuration(input)) {
            duration = {
                ms : input._milliseconds,
                d  : input._days,
                M  : input._months
            };
        } else if (typeof input === 'number') {
            duration = {};
            if (key) {
                duration[key] = input;
            } else {
                duration.milliseconds = input;
            }
        } else if (!!(match = aspNetRegex.exec(input))) {
            sign = (match[1] === '-') ? -1 : 1;
            duration = {
                y  : 0,
                d  : toInt(match[DATE])        * sign,
                h  : toInt(match[HOUR])        * sign,
                m  : toInt(match[MINUTE])      * sign,
                s  : toInt(match[SECOND])      * sign,
                ms : toInt(match[MILLISECOND]) * sign
            };
        } else if (!!(match = create__isoRegex.exec(input))) {
            sign = (match[1] === '-') ? -1 : 1;
            duration = {
                y : parseIso(match[2], sign),
                M : parseIso(match[3], sign),
                d : parseIso(match[4], sign),
                h : parseIso(match[5], sign),
                m : parseIso(match[6], sign),
                s : parseIso(match[7], sign),
                w : parseIso(match[8], sign)
            };
        } else if (duration == null) {// checks for null or undefined
            duration = {};
        } else if (typeof duration === 'object' && ('from' in duration || 'to' in duration)) {
            diffRes = momentsDifference(local__createLocal(duration.from), local__createLocal(duration.to));

            duration = {};
            duration.ms = diffRes.milliseconds;
            duration.M = diffRes.months;
        }

        ret = new Duration(duration);

        if (isDuration(input) && hasOwnProp(input, '_locale')) {
            ret._locale = input._locale;
        }

        return ret;
    }

    create__createDuration.fn = Duration.prototype;

    function parseIso (inp, sign) {
        // We'd normally use ~~inp for this, but unfortunately it also
        // converts floats to ints.
        // inp may be undefined, so careful calling replace on it.
        var res = inp && parseFloat(inp.replace(',', '.'));
        // apply sign while we're at it
        return (isNaN(res) ? 0 : res) * sign;
    }

    function positiveMomentsDifference(base, other) {
        var res = {milliseconds: 0, months: 0};

        res.months = other.month() - base.month() +
            (other.year() - base.year()) * 12;
        if (base.clone().add(res.months, 'M').isAfter(other)) {
            --res.months;
        }

        res.milliseconds = +other - +(base.clone().add(res.months, 'M'));

        return res;
    }

    function momentsDifference(base, other) {
        var res;
        other = cloneWithOffset(other, base);
        if (base.isBefore(other)) {
            res = positiveMomentsDifference(base, other);
        } else {
            res = positiveMomentsDifference(other, base);
            res.milliseconds = -res.milliseconds;
            res.months = -res.months;
        }

        return res;
    }

    function createAdder(direction, name) {
        return function (val, period) {
            var dur, tmp;
            //invert the arguments, but complain about it
            if (period !== null && !isNaN(+period)) {
                deprecateSimple(name, 'moment().' + name  + '(period, number) is deprecated. Please use moment().' + name + '(number, period).');
                tmp = val; val = period; period = tmp;
            }

            val = typeof val === 'string' ? +val : val;
            dur = create__createDuration(val, period);
            add_subtract__addSubtract(this, dur, direction);
            return this;
        };
    }

    function add_subtract__addSubtract (mom, duration, isAdding, updateOffset) {
        var milliseconds = duration._milliseconds,
            days = duration._days,
            months = duration._months;
        updateOffset = updateOffset == null ? true : updateOffset;

        if (milliseconds) {
            mom._d.setTime(+mom._d + milliseconds * isAdding);
        }
        if (days) {
            get_set__set(mom, 'Date', get_set__get(mom, 'Date') + days * isAdding);
        }
        if (months) {
            setMonth(mom, get_set__get(mom, 'Month') + months * isAdding);
        }
        if (updateOffset) {
            utils_hooks__hooks.updateOffset(mom, days || months);
        }
    }

    var add_subtract__add      = createAdder(1, 'add');
    var add_subtract__subtract = createAdder(-1, 'subtract');

    function moment_calendar__calendar (time, formats) {
        // We want to compare the start of today, vs this.
        // Getting start-of-today depends on whether we're local/utc/offset or not.
        var now = time || local__createLocal(),
            sod = cloneWithOffset(now, this).startOf('day'),
            diff = this.diff(sod, 'days', true),
            format = diff < -6 ? 'sameElse' :
                diff < -1 ? 'lastWeek' :
                    diff < 0 ? 'lastDay' :
                        diff < 1 ? 'sameDay' :
                            diff < 2 ? 'nextDay' :
                                diff < 7 ? 'nextWeek' : 'sameElse';
        return this.format(formats && formats[format] || this.localeData().calendar(format, this, local__createLocal(now)));
    }

    function clone () {
        return new Moment(this);
    }

    function isAfter (input, units) {
        var inputMs;
        units = normalizeUnits(typeof units !== 'undefined' ? units : 'millisecond');
        if (units === 'millisecond') {
            input = isMoment(input) ? input : local__createLocal(input);
            return +this > +input;
        } else {
            inputMs = isMoment(input) ? +input : +local__createLocal(input);
            return inputMs < +this.clone().startOf(units);
        }
    }

    function isBefore (input, units) {
        var inputMs;
        units = normalizeUnits(typeof units !== 'undefined' ? units : 'millisecond');
        if (units === 'millisecond') {
            input = isMoment(input) ? input : local__createLocal(input);
            return +this < +input;
        } else {
            inputMs = isMoment(input) ? +input : +local__createLocal(input);
            return +this.clone().endOf(units) < inputMs;
        }
    }

    function isBetween (from, to, units) {
        return this.isAfter(from, units) && this.isBefore(to, units);
    }

    function isSame (input, units) {
        var inputMs;
        units = normalizeUnits(units || 'millisecond');
        if (units === 'millisecond') {
            input = isMoment(input) ? input : local__createLocal(input);
            return +this === +input;
        } else {
            inputMs = +local__createLocal(input);
            return +(this.clone().startOf(units)) <= inputMs && inputMs <= +(this.clone().endOf(units));
        }
    }

    function diff (input, units, asFloat) {
        var that = cloneWithOffset(input, this),
            zoneDelta = (that.utcOffset() - this.utcOffset()) * 6e4,
            delta, output;

        units = normalizeUnits(units);

        if (units === 'year' || units === 'month' || units === 'quarter') {
            output = monthDiff(this, that);
            if (units === 'quarter') {
                output = output / 3;
            } else if (units === 'year') {
                output = output / 12;
            }
        } else {
            delta = this - that;
            output = units === 'second' ? delta / 1e3 : // 1000
                units === 'minute' ? delta / 6e4 : // 1000 * 60
                    units === 'hour' ? delta / 36e5 : // 1000 * 60 * 60
                        units === 'day' ? (delta - zoneDelta) / 864e5 : // 1000 * 60 * 60 * 24, negate dst
                            units === 'week' ? (delta - zoneDelta) / 6048e5 : // 1000 * 60 * 60 * 24 * 7, negate dst
                                delta;
        }
        return asFloat ? output : absFloor(output);
    }

    function monthDiff (a, b) {
        // difference in months
        var wholeMonthDiff = ((b.year() - a.year()) * 12) + (b.month() - a.month()),
        // b is in (anchor - 1 month, anchor + 1 month)
            anchor = a.clone().add(wholeMonthDiff, 'months'),
            anchor2, adjust;

        if (b - anchor < 0) {
            anchor2 = a.clone().add(wholeMonthDiff - 1, 'months');
            // linear across the month
            adjust = (b - anchor) / (anchor - anchor2);
        } else {
            anchor2 = a.clone().add(wholeMonthDiff + 1, 'months');
            // linear across the month
            adjust = (b - anchor) / (anchor2 - anchor);
        }

        return -(wholeMonthDiff + adjust);
    }

    utils_hooks__hooks.defaultFormat = 'YYYY-MM-DDTHH:mm:ssZ';

    function toString () {
        return this.clone().locale('en').format('ddd MMM DD YYYY HH:mm:ss [GMT]ZZ');
    }

    function moment_format__toISOString () {
        var m = this.clone().utc();
        if (0 < m.year() && m.year() <= 9999) {
            if ('function' === typeof Date.prototype.toISOString) {
                // native implementation is ~50x faster, use it when we can
                return this.toDate().toISOString();
            } else {
                return formatMoment(m, 'YYYY-MM-DD[T]HH:mm:ss.SSS[Z]');
            }
        } else {
            return formatMoment(m, 'YYYYYY-MM-DD[T]HH:mm:ss.SSS[Z]');
        }
    }

    function format (inputString) {
        var output = formatMoment(this, inputString || utils_hooks__hooks.defaultFormat);
        return this.localeData().postformat(output);
    }

    function from (time, withoutSuffix) {
        if (!this.isValid()) {
            return this.localeData().invalidDate();
        }
        return create__createDuration({to: this, from: time}).locale(this.locale()).humanize(!withoutSuffix);
    }

    function fromNow (withoutSuffix) {
        return this.from(local__createLocal(), withoutSuffix);
    }

    function to (time, withoutSuffix) {
        if (!this.isValid()) {
            return this.localeData().invalidDate();
        }
        return create__createDuration({from: this, to: time}).locale(this.locale()).humanize(!withoutSuffix);
    }

    function toNow (withoutSuffix) {
        return this.to(local__createLocal(), withoutSuffix);
    }

    function locale (key) {
        var newLocaleData;

        if (key === undefined) {
            return this._locale._abbr;
        } else {
            newLocaleData = locale_locales__getLocale(key);
            if (newLocaleData != null) {
                this._locale = newLocaleData;
            }
            return this;
        }
    }

    var lang = deprecate(
        'moment().lang() is deprecated. Instead, use moment().localeData() to get the language configuration. Use moment().locale() to change languages.',
        function (key) {
            if (key === undefined) {
                return this.localeData();
            } else {
                return this.locale(key);
            }
        }
    );

    function localeData () {
        return this._locale;
    }

    function startOf (units) {
        units = normalizeUnits(units);
        // the following switch intentionally omits break keywords
        // to utilize falling through the cases.
        switch (units) {
            case 'year':
                this.month(0);
            /* falls through */
            case 'quarter':
            case 'month':
                this.date(1);
            /* falls through */
            case 'week':
            case 'isoWeek':
            case 'day':
                this.hours(0);
            /* falls through */
            case 'hour':
                this.minutes(0);
            /* falls through */
            case 'minute':
                this.seconds(0);
            /* falls through */
            case 'second':
                this.milliseconds(0);
        }

        // weeks are a special case
        if (units === 'week') {
            this.weekday(0);
        }
        if (units === 'isoWeek') {
            this.isoWeekday(1);
        }

        // quarters are also special
        if (units === 'quarter') {
            this.month(Math.floor(this.month() / 3) * 3);
        }

        return this;
    }

    function endOf (units) {
        units = normalizeUnits(units);
        if (units === undefined || units === 'millisecond') {
            return this;
        }
        return this.startOf(units).add(1, (units === 'isoWeek' ? 'week' : units)).subtract(1, 'ms');
    }

    function to_type__valueOf () {
        return +this._d - ((this._offset || 0) * 60000);
    }

    function unix () {
        return Math.floor(+this / 1000);
    }

    function toDate () {
        return this._offset ? new Date(+this) : this._d;
    }

    function toArray () {
        var m = this;
        return [m.year(), m.month(), m.date(), m.hour(), m.minute(), m.second(), m.millisecond()];
    }

    function toObject () {
        var m = this;
        return {
            years: m.year(),
            months: m.month(),
            date: m.date(),
            hours: m.hours(),
            minutes: m.minutes(),
            seconds: m.seconds(),
            milliseconds: m.milliseconds()
        };
    }

    function moment_valid__isValid () {
        return valid__isValid(this);
    }

    function parsingFlags () {
        return extend({}, getParsingFlags(this));
    }

    function invalidAt () {
        return getParsingFlags(this).overflow;
    }

    addFormatToken(0, ['gg', 2], 0, function () {
        return this.weekYear() % 100;
    });

    addFormatToken(0, ['GG', 2], 0, function () {
        return this.isoWeekYear() % 100;
    });

    function addWeekYearFormatToken (token, getter) {
        addFormatToken(0, [token, token.length], 0, getter);
    }

    addWeekYearFormatToken('gggg',     'weekYear');
    addWeekYearFormatToken('ggggg',    'weekYear');
    addWeekYearFormatToken('GGGG',  'isoWeekYear');
    addWeekYearFormatToken('GGGGG', 'isoWeekYear');

    // ALIASES

    addUnitAlias('weekYear', 'gg');
    addUnitAlias('isoWeekYear', 'GG');

    // PARSING

    addRegexToken('G',      matchSigned);
    addRegexToken('g',      matchSigned);
    addRegexToken('GG',     match1to2, match2);
    addRegexToken('gg',     match1to2, match2);
    addRegexToken('GGGG',   match1to4, match4);
    addRegexToken('gggg',   match1to4, match4);
    addRegexToken('GGGGG',  match1to6, match6);
    addRegexToken('ggggg',  match1to6, match6);

    addWeekParseToken(['gggg', 'ggggg', 'GGGG', 'GGGGG'], function (input, week, config, token) {
        week[token.substr(0, 2)] = toInt(input);
    });

    addWeekParseToken(['gg', 'GG'], function (input, week, config, token) {
        week[token] = utils_hooks__hooks.parseTwoDigitYear(input);
    });

    // HELPERS

    function weeksInYear(year, dow, doy) {
        return weekOfYear(local__createLocal([year, 11, 31 + dow - doy]), dow, doy).week;
    }

    // MOMENTS

    function getSetWeekYear (input) {
        var year = weekOfYear(this, this.localeData()._week.dow, this.localeData()._week.doy).year;
        return input == null ? year : this.add((input - year), 'y');
    }

    function getSetISOWeekYear (input) {
        var year = weekOfYear(this, 1, 4).year;
        return input == null ? year : this.add((input - year), 'y');
    }

    function getISOWeeksInYear () {
        return weeksInYear(this.year(), 1, 4);
    }

    function getWeeksInYear () {
        var weekInfo = this.localeData()._week;
        return weeksInYear(this.year(), weekInfo.dow, weekInfo.doy);
    }

    addFormatToken('Q', 0, 0, 'quarter');

    // ALIASES

    addUnitAlias('quarter', 'Q');

    // PARSING

    addRegexToken('Q', match1);
    addParseToken('Q', function (input, array) {
        array[MONTH] = (toInt(input) - 1) * 3;
    });

    // MOMENTS

    function getSetQuarter (input) {
        return input == null ? Math.ceil((this.month() + 1) / 3) : this.month((input - 1) * 3 + this.month() % 3);
    }

    addFormatToken('D', ['DD', 2], 'Do', 'date');

    // ALIASES

    addUnitAlias('date', 'D');

    // PARSING

    addRegexToken('D',  match1to2);
    addRegexToken('DD', match1to2, match2);
    addRegexToken('Do', function (isStrict, locale) {
        return isStrict ? locale._ordinalParse : locale._ordinalParseLenient;
    });

    addParseToken(['D', 'DD'], DATE);
    addParseToken('Do', function (input, array) {
        array[DATE] = toInt(input.match(match1to2)[0], 10);
    });

    // MOMENTS

    var getSetDayOfMonth = makeGetSet('Date', true);

    addFormatToken('d', 0, 'do', 'day');

    addFormatToken('dd', 0, 0, function (format) {
        return this.localeData().weekdaysMin(this, format);
    });

    addFormatToken('ddd', 0, 0, function (format) {
        return this.localeData().weekdaysShort(this, format);
    });

    addFormatToken('dddd', 0, 0, function (format) {
        return this.localeData().weekdays(this, format);
    });

    addFormatToken('e', 0, 0, 'weekday');
    addFormatToken('E', 0, 0, 'isoWeekday');

    // ALIASES

    addUnitAlias('day', 'd');
    addUnitAlias('weekday', 'e');
    addUnitAlias('isoWeekday', 'E');

    // PARSING

    addRegexToken('d',    match1to2);
    addRegexToken('e',    match1to2);
    addRegexToken('E',    match1to2);
    addRegexToken('dd',   matchWord);
    addRegexToken('ddd',  matchWord);
    addRegexToken('dddd', matchWord);

    addWeekParseToken(['dd', 'ddd', 'dddd'], function (input, week, config) {
        var weekday = config._locale.weekdaysParse(input);
        // if we didn't get a weekday name, mark the date as invalid
        if (weekday != null) {
            week.d = weekday;
        } else {
            getParsingFlags(config).invalidWeekday = input;
        }
    });

    addWeekParseToken(['d', 'e', 'E'], function (input, week, config, token) {
        week[token] = toInt(input);
    });

    // HELPERS

    function parseWeekday(input, locale) {
        if (typeof input !== 'string') {
            return input;
        }

        if (!isNaN(input)) {
            return parseInt(input, 10);
        }

        input = locale.weekdaysParse(input);
        if (typeof input === 'number') {
            return input;
        }

        return null;
    }

    // LOCALES

    var defaultLocaleWeekdays = 'Sunday_Monday_Tuesday_Wednesday_Thursday_Friday_Saturday'.split('_');
    function localeWeekdays (m) {
        return this._weekdays[m.day()];
    }

    var defaultLocaleWeekdaysShort = 'Sun_Mon_Tue_Wed_Thu_Fri_Sat'.split('_');
    function localeWeekdaysShort (m) {
        return this._weekdaysShort[m.day()];
    }

    var defaultLocaleWeekdaysMin = 'Su_Mo_Tu_We_Th_Fr_Sa'.split('_');
    function localeWeekdaysMin (m) {
        return this._weekdaysMin[m.day()];
    }

    function localeWeekdaysParse (weekdayName) {
        var i, mom, regex;

        this._weekdaysParse = this._weekdaysParse || [];

        for (i = 0; i < 7; i++) {
            // make the regex if we don't have it already
            if (!this._weekdaysParse[i]) {
                mom = local__createLocal([2000, 1]).day(i);
                regex = '^' + this.weekdays(mom, '') + '|^' + this.weekdaysShort(mom, '') + '|^' + this.weekdaysMin(mom, '');
                this._weekdaysParse[i] = new RegExp(regex.replace('.', ''), 'i');
            }
            // test the regex
            if (this._weekdaysParse[i].test(weekdayName)) {
                return i;
            }
        }
    }

    // MOMENTS

    function getSetDayOfWeek (input) {
        var day = this._isUTC ? this._d.getUTCDay() : this._d.getDay();
        if (input != null) {
            input = parseWeekday(input, this.localeData());
            return this.add(input - day, 'd');
        } else {
            return day;
        }
    }

    function getSetLocaleDayOfWeek (input) {
        var weekday = (this.day() + 7 - this.localeData()._week.dow) % 7;
        return input == null ? weekday : this.add(input - weekday, 'd');
    }

    function getSetISODayOfWeek (input) {
        // behaves the same as moment#day except
        // as a getter, returns 7 instead of 0 (1-7 range instead of 0-6)
        // as a setter, sunday should belong to the previous week.
        return input == null ? this.day() || 7 : this.day(this.day() % 7 ? input : input - 7);
    }

    addFormatToken('H', ['HH', 2], 0, 'hour');
    addFormatToken('h', ['hh', 2], 0, function () {
        return this.hours() % 12 || 12;
    });

    function meridiem (token, lowercase) {
        addFormatToken(token, 0, 0, function () {
            return this.localeData().meridiem(this.hours(), this.minutes(), lowercase);
        });
    }

    meridiem('a', true);
    meridiem('A', false);

    // ALIASES

    addUnitAlias('hour', 'h');

    // PARSING

    function matchMeridiem (isStrict, locale) {
        return locale._meridiemParse;
    }

    addRegexToken('a',  matchMeridiem);
    addRegexToken('A',  matchMeridiem);
    addRegexToken('H',  match1to2);
    addRegexToken('h',  match1to2);
    addRegexToken('HH', match1to2, match2);
    addRegexToken('hh', match1to2, match2);

    addParseToken(['H', 'HH'], HOUR);
    addParseToken(['a', 'A'], function (input, array, config) {
        config._isPm = config._locale.isPM(input);
        config._meridiem = input;
    });
    addParseToken(['h', 'hh'], function (input, array, config) {
        array[HOUR] = toInt(input);
        getParsingFlags(config).bigHour = true;
    });

    // LOCALES

    function localeIsPM (input) {
        // IE8 Quirks Mode & IE7 Standards Mode do not allow accessing strings like arrays
        // Using charAt should be more compatible.
        return ((input + '').toLowerCase().charAt(0) === 'p');
    }

    var defaultLocaleMeridiemParse = /[ap]\.?m?\.?/i;
    function localeMeridiem (hours, minutes, isLower) {
        if (hours > 11) {
            return isLower ? 'pm' : 'PM';
        } else {
            return isLower ? 'am' : 'AM';
        }
    }

    // MOMENTS

    // Setting the hour should keep the time, because the user explicitly
    // specified which hour he wants. So trying to maintain the same hour (in
    // a new timezone) makes sense. Adding/subtracting hours does not follow
    // this rule.
    var getSetHour = makeGetSet('Hours', true);

    addFormatToken('m', ['mm', 2], 0, 'minute');

    // ALIASES

    addUnitAlias('minute', 'm');

    // PARSING

    addRegexToken('m',  match1to2);
    addRegexToken('mm', match1to2, match2);
    addParseToken(['m', 'mm'], MINUTE);

    // MOMENTS

    var getSetMinute = makeGetSet('Minutes', false);

    addFormatToken('s', ['ss', 2], 0, 'second');

    // ALIASES

    addUnitAlias('second', 's');

    // PARSING

    addRegexToken('s',  match1to2);
    addRegexToken('ss', match1to2, match2);
    addParseToken(['s', 'ss'], SECOND);

    // MOMENTS

    var getSetSecond = makeGetSet('Seconds', false);

    addFormatToken('S', 0, 0, function () {
        return ~~(this.millisecond() / 100);
    });

    addFormatToken(0, ['SS', 2], 0, function () {
        return ~~(this.millisecond() / 10);
    });

    addFormatToken(0, ['SSS', 3], 0, 'millisecond');
    addFormatToken(0, ['SSSS', 4], 0, function () {
        return this.millisecond() * 10;
    });
    addFormatToken(0, ['SSSSS', 5], 0, function () {
        return this.millisecond() * 100;
    });
    addFormatToken(0, ['SSSSSS', 6], 0, function () {
        return this.millisecond() * 1000;
    });
    addFormatToken(0, ['SSSSSSS', 7], 0, function () {
        return this.millisecond() * 10000;
    });
    addFormatToken(0, ['SSSSSSSS', 8], 0, function () {
        return this.millisecond() * 100000;
    });
    addFormatToken(0, ['SSSSSSSSS', 9], 0, function () {
        return this.millisecond() * 1000000;
    });

    // ALIASES

    addUnitAlias('millisecond', 'ms');

    // PARSING

    addRegexToken('S',    match1to3, match1);
    addRegexToken('SS',   match1to3, match2);
    addRegexToken('SSS',  match1to3, match3);

    var token;
    for (token = 'SSSS'; token.length <= 9; token += 'S') {
        addRegexToken(token, matchUnsigned);
    }

    function parseMs(input, array) {
        array[MILLISECOND] = toInt(('0.' + input) * 1000);
    }

    for (token = 'S'; token.length <= 9; token += 'S') {
        addParseToken(token, parseMs);
    }
    // MOMENTS

    var getSetMillisecond = makeGetSet('Milliseconds', false);

    addFormatToken('z',  0, 0, 'zoneAbbr');
    addFormatToken('zz', 0, 0, 'zoneName');

    // MOMENTS

    function getZoneAbbr () {
        return this._isUTC ? 'UTC' : '';
    }

    function getZoneName () {
        return this._isUTC ? 'Coordinated Universal Time' : '';
    }

    var momentPrototype__proto = Moment.prototype;

    momentPrototype__proto.add          = add_subtract__add;
    momentPrototype__proto.calendar     = moment_calendar__calendar;
    momentPrototype__proto.clone        = clone;
    momentPrototype__proto.diff         = diff;
    momentPrototype__proto.endOf        = endOf;
    momentPrototype__proto.format       = format;
    momentPrototype__proto.from         = from;
    momentPrototype__proto.fromNow      = fromNow;
    momentPrototype__proto.to           = to;
    momentPrototype__proto.toNow        = toNow;
    momentPrototype__proto.get          = getSet;
    momentPrototype__proto.invalidAt    = invalidAt;
    momentPrototype__proto.isAfter      = isAfter;
    momentPrototype__proto.isBefore     = isBefore;
    momentPrototype__proto.isBetween    = isBetween;
    momentPrototype__proto.isSame       = isSame;
    momentPrototype__proto.isValid      = moment_valid__isValid;
    momentPrototype__proto.lang         = lang;
    momentPrototype__proto.locale       = locale;
    momentPrototype__proto.localeData   = localeData;
    momentPrototype__proto.max          = prototypeMax;
    momentPrototype__proto.min          = prototypeMin;
    momentPrototype__proto.parsingFlags = parsingFlags;
    momentPrototype__proto.set          = getSet;
    momentPrototype__proto.startOf      = startOf;
    momentPrototype__proto.subtract     = add_subtract__subtract;
    momentPrototype__proto.toArray      = toArray;
    momentPrototype__proto.toObject     = toObject;
    momentPrototype__proto.toDate       = toDate;
    momentPrototype__proto.toISOString  = moment_format__toISOString;
    momentPrototype__proto.toJSON       = moment_format__toISOString;
    momentPrototype__proto.toString     = toString;
    momentPrototype__proto.unix         = unix;
    momentPrototype__proto.valueOf      = to_type__valueOf;

    // Year
    momentPrototype__proto.year       = getSetYear;
    momentPrototype__proto.isLeapYear = getIsLeapYear;

    // Week Year
    momentPrototype__proto.weekYear    = getSetWeekYear;
    momentPrototype__proto.isoWeekYear = getSetISOWeekYear;

    // Quarter
    momentPrototype__proto.quarter = momentPrototype__proto.quarters = getSetQuarter;

    // Month
    momentPrototype__proto.month       = getSetMonth;
    momentPrototype__proto.daysInMonth = getDaysInMonth;

    // Week
    momentPrototype__proto.week           = momentPrototype__proto.weeks        = getSetWeek;
    momentPrototype__proto.isoWeek        = momentPrototype__proto.isoWeeks     = getSetISOWeek;
    momentPrototype__proto.weeksInYear    = getWeeksInYear;
    momentPrototype__proto.isoWeeksInYear = getISOWeeksInYear;

    // Day
    momentPrototype__proto.date       = getSetDayOfMonth;
    momentPrototype__proto.day        = momentPrototype__proto.days             = getSetDayOfWeek;
    momentPrototype__proto.weekday    = getSetLocaleDayOfWeek;
    momentPrototype__proto.isoWeekday = getSetISODayOfWeek;
    momentPrototype__proto.dayOfYear  = getSetDayOfYear;

    // Hour
    momentPrototype__proto.hour = momentPrototype__proto.hours = getSetHour;

    // Minute
    momentPrototype__proto.minute = momentPrototype__proto.minutes = getSetMinute;

    // Second
    momentPrototype__proto.second = momentPrototype__proto.seconds = getSetSecond;

    // Millisecond
    momentPrototype__proto.millisecond = momentPrototype__proto.milliseconds = getSetMillisecond;

    // Offset
    momentPrototype__proto.utcOffset            = getSetOffset;
    momentPrototype__proto.utc                  = setOffsetToUTC;
    momentPrototype__proto.local                = setOffsetToLocal;
    momentPrototype__proto.parseZone            = setOffsetToParsedOffset;
    momentPrototype__proto.hasAlignedHourOffset = hasAlignedHourOffset;
    momentPrototype__proto.isDST                = isDaylightSavingTime;
    momentPrototype__proto.isDSTShifted         = isDaylightSavingTimeShifted;
    momentPrototype__proto.isLocal              = isLocal;
    momentPrototype__proto.isUtcOffset          = isUtcOffset;
    momentPrototype__proto.isUtc                = isUtc;
    momentPrototype__proto.isUTC                = isUtc;

    // Timezone
    momentPrototype__proto.zoneAbbr = getZoneAbbr;
    momentPrototype__proto.zoneName = getZoneName;

    // Deprecations
    momentPrototype__proto.dates  = deprecate('dates accessor is deprecated. Use date instead.', getSetDayOfMonth);
    momentPrototype__proto.months = deprecate('months accessor is deprecated. Use month instead', getSetMonth);
    momentPrototype__proto.years  = deprecate('years accessor is deprecated. Use year instead', getSetYear);
    momentPrototype__proto.zone   = deprecate('moment().zone is deprecated, use moment().utcOffset instead. https://github.com/moment/moment/issues/1779', getSetZone);

    var momentPrototype = momentPrototype__proto;

    function moment__createUnix (input) {
        return local__createLocal(input * 1000);
    }

    function moment__createInZone () {
        return local__createLocal.apply(null, arguments).parseZone();
    }

    var defaultCalendar = {
        sameDay : '[Today at] LT',
        nextDay : '[Tomorrow at] LT',
        nextWeek : 'dddd [at] LT',
        lastDay : '[Yesterday at] LT',
        lastWeek : '[Last] dddd [at] LT',
        sameElse : 'L'
    };

    function locale_calendar__calendar (key, mom, now) {
        var output = this._calendar[key];
        return typeof output === 'function' ? output.call(mom, now) : output;
    }

    var defaultLongDateFormat = {
        LTS  : 'h:mm:ss A',
        LT   : 'h:mm A',
        L    : 'MM/DD/YYYY',
        LL   : 'MMMM D, YYYY',
        LLL  : 'MMMM D, YYYY h:mm A',
        LLLL : 'dddd, MMMM D, YYYY h:mm A'
    };

    function longDateFormat (key) {
        var format = this._longDateFormat[key],
            formatUpper = this._longDateFormat[key.toUpperCase()];

        if (format || !formatUpper) {
            return format;
        }

        this._longDateFormat[key] = formatUpper.replace(/MMMM|MM|DD|dddd/g, function (val) {
            return val.slice(1);
        });

        return this._longDateFormat[key];
    }

    var defaultInvalidDate = 'Invalid date';

    function invalidDate () {
        return this._invalidDate;
    }

    var defaultOrdinal = '%d';
    var defaultOrdinalParse = /\d{1,2}/;

    function ordinal (number) {
        return this._ordinal.replace('%d', number);
    }

    function preParsePostFormat (string) {
        return string;
    }

    var defaultRelativeTime = {
        future : 'in %s',
        past   : '%s ago',
        s  : 'a few seconds',
        m  : 'a minute',
        mm : '%d minutes',
        h  : 'an hour',
        hh : '%d hours',
        d  : 'a day',
        dd : '%d days',
        M  : 'a month',
        MM : '%d months',
        y  : 'a year',
        yy : '%d years'
    };

    function relative__relativeTime (number, withoutSuffix, string, isFuture) {
        var output = this._relativeTime[string];
        return (typeof output === 'function') ?
            output(number, withoutSuffix, string, isFuture) :
            output.replace(/%d/i, number);
    }

    function pastFuture (diff, output) {
        var format = this._relativeTime[diff > 0 ? 'future' : 'past'];
        return typeof format === 'function' ? format(output) : format.replace(/%s/i, output);
    }

    function locale_set__set (config) {
        var prop, i;
        for (i in config) {
            prop = config[i];
            if (typeof prop === 'function') {
                this[i] = prop;
            } else {
                this['_' + i] = prop;
            }
        }
        // Lenient ordinal parsing accepts just a number in addition to
        // number + (possibly) stuff coming from _ordinalParseLenient.
        this._ordinalParseLenient = new RegExp(this._ordinalParse.source + '|' + (/\d{1,2}/).source);
    }

    var prototype__proto = Locale.prototype;

    prototype__proto._calendar       = defaultCalendar;
    prototype__proto.calendar        = locale_calendar__calendar;
    prototype__proto._longDateFormat = defaultLongDateFormat;
    prototype__proto.longDateFormat  = longDateFormat;
    prototype__proto._invalidDate    = defaultInvalidDate;
    prototype__proto.invalidDate     = invalidDate;
    prototype__proto._ordinal        = defaultOrdinal;
    prototype__proto.ordinal         = ordinal;
    prototype__proto._ordinalParse   = defaultOrdinalParse;
    prototype__proto.preparse        = preParsePostFormat;
    prototype__proto.postformat      = preParsePostFormat;
    prototype__proto._relativeTime   = defaultRelativeTime;
    prototype__proto.relativeTime    = relative__relativeTime;
    prototype__proto.pastFuture      = pastFuture;
    prototype__proto.set             = locale_set__set;

    // Month
    prototype__proto.months       =        localeMonths;
    prototype__proto._months      = defaultLocaleMonths;
    prototype__proto.monthsShort  =        localeMonthsShort;
    prototype__proto._monthsShort = defaultLocaleMonthsShort;
    prototype__proto.monthsParse  =        localeMonthsParse;

    // Week
    prototype__proto.week = localeWeek;
    prototype__proto._week = defaultLocaleWeek;
    prototype__proto.firstDayOfYear = localeFirstDayOfYear;
    prototype__proto.firstDayOfWeek = localeFirstDayOfWeek;

    // Day of Week
    prototype__proto.weekdays       =        localeWeekdays;
    prototype__proto._weekdays      = defaultLocaleWeekdays;
    prototype__proto.weekdaysMin    =        localeWeekdaysMin;
    prototype__proto._weekdaysMin   = defaultLocaleWeekdaysMin;
    prototype__proto.weekdaysShort  =        localeWeekdaysShort;
    prototype__proto._weekdaysShort = defaultLocaleWeekdaysShort;
    prototype__proto.weekdaysParse  =        localeWeekdaysParse;

    // Hours
    prototype__proto.isPM = localeIsPM;
    prototype__proto._meridiemParse = defaultLocaleMeridiemParse;
    prototype__proto.meridiem = localeMeridiem;

    function lists__get (format, index, field, setter) {
        var locale = locale_locales__getLocale();
        var utc = create_utc__createUTC().set(setter, index);
        return locale[field](utc, format);
    }

    function list (format, index, field, count, setter) {
        if (typeof format === 'number') {
            index = format;
            format = undefined;
        }

        format = format || '';

        if (index != null) {
            return lists__get(format, index, field, setter);
        }

        var i;
        var out = [];
        for (i = 0; i < count; i++) {
            out[i] = lists__get(format, i, field, setter);
        }
        return out;
    }

    function lists__listMonths (format, index) {
        return list(format, index, 'months', 12, 'month');
    }

    function lists__listMonthsShort (format, index) {
        return list(format, index, 'monthsShort', 12, 'month');
    }

    function lists__listWeekdays (format, index) {
        return list(format, index, 'weekdays', 7, 'day');
    }

    function lists__listWeekdaysShort (format, index) {
        return list(format, index, 'weekdaysShort', 7, 'day');
    }

    function lists__listWeekdaysMin (format, index) {
        return list(format, index, 'weekdaysMin', 7, 'day');
    }

    locale_locales__getSetGlobalLocale('en', {
        ordinalParse: /\d{1,2}(th|st|nd|rd)/,
        ordinal : function (number) {
            var b = number % 10,
                output = (toInt(number % 100 / 10) === 1) ? 'th' :
                    (b === 1) ? 'st' :
                        (b === 2) ? 'nd' :
                            (b === 3) ? 'rd' : 'th';
            return number + output;
        }
    });

    // Side effect imports
    utils_hooks__hooks.lang = deprecate('moment.lang is deprecated. Use moment.locale instead.', locale_locales__getSetGlobalLocale);
    utils_hooks__hooks.langData = deprecate('moment.langData is deprecated. Use moment.localeData instead.', locale_locales__getLocale);

    var mathAbs = Math.abs;

    function duration_abs__abs () {
        var data           = this._data;

        this._milliseconds = mathAbs(this._milliseconds);
        this._days         = mathAbs(this._days);
        this._months       = mathAbs(this._months);

        data.milliseconds  = mathAbs(data.milliseconds);
        data.seconds       = mathAbs(data.seconds);
        data.minutes       = mathAbs(data.minutes);
        data.hours         = mathAbs(data.hours);
        data.months        = mathAbs(data.months);
        data.years         = mathAbs(data.years);

        return this;
    }

    function duration_add_subtract__addSubtract (duration, input, value, direction) {
        var other = create__createDuration(input, value);

        duration._milliseconds += direction * other._milliseconds;
        duration._days         += direction * other._days;
        duration._months       += direction * other._months;

        return duration._bubble();
    }

    // supports only 2.0-style add(1, 's') or add(duration)
    function duration_add_subtract__add (input, value) {
        return duration_add_subtract__addSubtract(this, input, value, 1);
    }

    // supports only 2.0-style subtract(1, 's') or subtract(duration)
    function duration_add_subtract__subtract (input, value) {
        return duration_add_subtract__addSubtract(this, input, value, -1);
    }

    function absCeil (number) {
        if (number < 0) {
            return Math.floor(number);
        } else {
            return Math.ceil(number);
        }
    }

    function bubble () {
        var milliseconds = this._milliseconds;
        var days         = this._days;
        var months       = this._months;
        var data         = this._data;
        var seconds, minutes, hours, years, monthsFromDays;

        // if we have a mix of positive and negative values, bubble down first
        // check: https://github.com/moment/moment/issues/2166
        if (!((milliseconds >= 0 && days >= 0 && months >= 0) ||
            (milliseconds <= 0 && days <= 0 && months <= 0))) {
            milliseconds += absCeil(monthsToDays(months) + days) * 864e5;
            days = 0;
            months = 0;
        }

        // The following code bubbles up values, see the tests for
        // examples of what that means.
        data.milliseconds = milliseconds % 1000;

        seconds           = absFloor(milliseconds / 1000);
        data.seconds      = seconds % 60;

        minutes           = absFloor(seconds / 60);
        data.minutes      = minutes % 60;

        hours             = absFloor(minutes / 60);
        data.hours        = hours % 24;

        days += absFloor(hours / 24);

        // convert days to months
        monthsFromDays = absFloor(daysToMonths(days));
        months += monthsFromDays;
        days -= absCeil(monthsToDays(monthsFromDays));

        // 12 months -> 1 year
        years = absFloor(months / 12);
        months %= 12;

        data.days   = days;
        data.months = months;
        data.years  = years;

        return this;
    }

    function daysToMonths (days) {
        // 400 years have 146097 days (taking into account leap year rules)
        // 400 years have 12 months === 4800
        return days * 4800 / 146097;
    }

    function monthsToDays (months) {
        // the reverse of daysToMonths
        return months * 146097 / 4800;
    }

    function as (units) {
        var days;
        var months;
        var milliseconds = this._milliseconds;

        units = normalizeUnits(units);

        if (units === 'month' || units === 'year') {
            days   = this._days   + milliseconds / 864e5;
            months = this._months + daysToMonths(days);
            return units === 'month' ? months : months / 12;
        } else {
            // handle milliseconds separately because of floating point math errors (issue #1867)
            days = this._days + Math.round(monthsToDays(this._months));
            switch (units) {
                case 'week'   : return days / 7     + milliseconds / 6048e5;
                case 'day'    : return days         + milliseconds / 864e5;
                case 'hour'   : return days * 24    + milliseconds / 36e5;
                case 'minute' : return days * 1440  + milliseconds / 6e4;
                case 'second' : return days * 86400 + milliseconds / 1000;
                // Math.floor prevents floating point math errors here
                case 'millisecond': return Math.floor(days * 864e5) + milliseconds;
                default: throw new Error('Unknown unit ' + units);
            }
        }
    }

    // TODO: Use this.as('ms')?
    function duration_as__valueOf () {
        return (
            this._milliseconds +
            this._days * 864e5 +
            (this._months % 12) * 2592e6 +
            toInt(this._months / 12) * 31536e6
        );
    }

    function makeAs (alias) {
        return function () {
            return this.as(alias);
        };
    }

    var asMilliseconds = makeAs('ms');
    var asSeconds      = makeAs('s');
    var asMinutes      = makeAs('m');
    var asHours        = makeAs('h');
    var asDays         = makeAs('d');
    var asWeeks        = makeAs('w');
    var asMonths       = makeAs('M');
    var asYears        = makeAs('y');

    function duration_get__get (units) {
        units = normalizeUnits(units);
        return this[units + 's']();
    }

    function makeGetter(name) {
        return function () {
            return this._data[name];
        };
    }

    var milliseconds = makeGetter('milliseconds');
    var seconds      = makeGetter('seconds');
    var minutes      = makeGetter('minutes');
    var hours        = makeGetter('hours');
    var days         = makeGetter('days');
    var months       = makeGetter('months');
    var years        = makeGetter('years');

    function weeks () {
        return absFloor(this.days() / 7);
    }

    var round = Math.round;
    var thresholds = {
        s: 45,  // seconds to minute
        m: 45,  // minutes to hour
        h: 22,  // hours to day
        d: 26,  // days to month
        M: 11   // months to year
    };

    // helper function for moment.fn.from, moment.fn.fromNow, and moment.duration.fn.humanize
    function substituteTimeAgo(string, number, withoutSuffix, isFuture, locale) {
        return locale.relativeTime(number || 1, !!withoutSuffix, string, isFuture);
    }

    function duration_humanize__relativeTime (posNegDuration, withoutSuffix, locale) {
        var duration = create__createDuration(posNegDuration).abs();
        var seconds  = round(duration.as('s'));
        var minutes  = round(duration.as('m'));
        var hours    = round(duration.as('h'));
        var days     = round(duration.as('d'));
        var months   = round(duration.as('M'));
        var years    = round(duration.as('y'));

        var a = seconds < thresholds.s && ['s', seconds]  ||
            minutes === 1          && ['m']           ||
            minutes < thresholds.m && ['mm', minutes] ||
            hours   === 1          && ['h']           ||
            hours   < thresholds.h && ['hh', hours]   ||
            days    === 1          && ['d']           ||
            days    < thresholds.d && ['dd', days]    ||
            months  === 1          && ['M']           ||
            months  < thresholds.M && ['MM', months]  ||
            years   === 1          && ['y']           || ['yy', years];

        a[2] = withoutSuffix;
        a[3] = +posNegDuration > 0;
        a[4] = locale;
        return substituteTimeAgo.apply(null, a);
    }

    // This function allows you to set a threshold for relative time strings
    function duration_humanize__getSetRelativeTimeThreshold (threshold, limit) {
        if (thresholds[threshold] === undefined) {
            return false;
        }
        if (limit === undefined) {
            return thresholds[threshold];
        }
        thresholds[threshold] = limit;
        return true;
    }

    function humanize (withSuffix) {
        var locale = this.localeData();
        var output = duration_humanize__relativeTime(this, !withSuffix, locale);

        if (withSuffix) {
            output = locale.pastFuture(+this, output);
        }

        return locale.postformat(output);
    }

    var iso_string__abs = Math.abs;

    function iso_string__toISOString() {
        // for ISO strings we do not use the normal bubbling rules:
        //  * milliseconds bubble up until they become hours
        //  * days do not bubble at all
        //  * months bubble up until they become years
        // This is because there is no context-free conversion between hours and days
        // (think of clock changes)
        // and also not between days and months (28-31 days per month)
        var seconds = iso_string__abs(this._milliseconds) / 1000;
        var days         = iso_string__abs(this._days);
        var months       = iso_string__abs(this._months);
        var minutes, hours, years;

        // 3600 seconds -> 60 minutes -> 1 hour
        minutes           = absFloor(seconds / 60);
        hours             = absFloor(minutes / 60);
        seconds %= 60;
        minutes %= 60;

        // 12 months -> 1 year
        years  = absFloor(months / 12);
        months %= 12;

        // inspired by https://github.com/dordille/moment-isoduration/blob/master/moment.isoduration.js
        var Y = years;
        var M = months;
        var D = days;
        var h = hours;
        var m = minutes;
        var s = seconds;
        var total = this.asSeconds();

        if (!total) {
            // this is the same as C#'s (Noda) and python (isodate)...
            // but not other JS (goog.date)
            return 'P0D';
        }

        return (total < 0 ? '-' : '') +
            'P' +
            (Y ? Y + 'Y' : '') +
            (M ? M + 'M' : '') +
            (D ? D + 'D' : '') +
            ((h || m || s) ? 'T' : '') +
            (h ? h + 'H' : '') +
            (m ? m + 'M' : '') +
            (s ? s + 'S' : '');
    }

    var duration_prototype__proto = Duration.prototype;

    duration_prototype__proto.abs            = duration_abs__abs;
    duration_prototype__proto.add            = duration_add_subtract__add;
    duration_prototype__proto.subtract       = duration_add_subtract__subtract;
    duration_prototype__proto.as             = as;
    duration_prototype__proto.asMilliseconds = asMilliseconds;
    duration_prototype__proto.asSeconds      = asSeconds;
    duration_prototype__proto.asMinutes      = asMinutes;
    duration_prototype__proto.asHours        = asHours;
    duration_prototype__proto.asDays         = asDays;
    duration_prototype__proto.asWeeks        = asWeeks;
    duration_prototype__proto.asMonths       = asMonths;
    duration_prototype__proto.asYears        = asYears;
    duration_prototype__proto.valueOf        = duration_as__valueOf;
    duration_prototype__proto._bubble        = bubble;
    duration_prototype__proto.get            = duration_get__get;
    duration_prototype__proto.milliseconds   = milliseconds;
    duration_prototype__proto.seconds        = seconds;
    duration_prototype__proto.minutes        = minutes;
    duration_prototype__proto.hours          = hours;
    duration_prototype__proto.days           = days;
    duration_prototype__proto.weeks          = weeks;
    duration_prototype__proto.months         = months;
    duration_prototype__proto.years          = years;
    duration_prototype__proto.humanize       = humanize;
    duration_prototype__proto.toISOString    = iso_string__toISOString;
    duration_prototype__proto.toString       = iso_string__toISOString;
    duration_prototype__proto.toJSON         = iso_string__toISOString;
    duration_prototype__proto.locale         = locale;
    duration_prototype__proto.localeData     = localeData;

    // Deprecations
    duration_prototype__proto.toIsoString = deprecate('toIsoString() is deprecated. Please use toISOString() instead (notice the capitals)', iso_string__toISOString);
    duration_prototype__proto.lang = lang;

    // Side effect imports

    addFormatToken('X', 0, 0, 'unix');
    addFormatToken('x', 0, 0, 'valueOf');

    // PARSING

    addRegexToken('x', matchSigned);
    addRegexToken('X', matchTimestamp);
    addParseToken('X', function (input, array, config) {
        config._d = new Date(parseFloat(input, 10) * 1000);
    });
    addParseToken('x', function (input, array, config) {
        config._d = new Date(toInt(input));
    });

    // Side effect imports

    utils_hooks__hooks.version = '2.10.6';

    setHookCallback(local__createLocal);

    utils_hooks__hooks.fn                    = momentPrototype;
    utils_hooks__hooks.min                   = min;
    utils_hooks__hooks.max                   = max;
    utils_hooks__hooks.utc                   = create_utc__createUTC;
    utils_hooks__hooks.unix                  = moment__createUnix;
    utils_hooks__hooks.months                = lists__listMonths;
    utils_hooks__hooks.isDate                = isDate;
    utils_hooks__hooks.locale                = locale_locales__getSetGlobalLocale;
    utils_hooks__hooks.invalid               = valid__createInvalid;
    utils_hooks__hooks.duration              = create__createDuration;
    utils_hooks__hooks.isMoment              = isMoment;
    utils_hooks__hooks.weekdays              = lists__listWeekdays;
    utils_hooks__hooks.parseZone             = moment__createInZone;
    utils_hooks__hooks.localeData            = locale_locales__getLocale;
    utils_hooks__hooks.isDuration            = isDuration;
    utils_hooks__hooks.monthsShort           = lists__listMonthsShort;
    utils_hooks__hooks.weekdaysMin           = lists__listWeekdaysMin;
    utils_hooks__hooks.defineLocale          = defineLocale;
    utils_hooks__hooks.weekdaysShort         = lists__listWeekdaysShort;
    utils_hooks__hooks.normalizeUnits        = normalizeUnits;
    utils_hooks__hooks.relativeTimeThreshold = duration_humanize__getSetRelativeTimeThreshold;

    var _moment = utils_hooks__hooks;

    return _moment;

}));

/*! version : 4.17.37
 =========================================================
 bootstrap-datetimejs
 https://github.com/Eonasdan/bootstrap-datetimepicker
 Copyright (c) 2015 Jonathan Peterson
 =========================================================
 */
/*
 The MIT License (MIT)

 Copyright (c) 2015 Jonathan Peterson

 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal
 in the Software without restriction, including without limitation the rights
 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 copies of the Software, and to permit persons to whom the Software is
 furnished to do so, subject to the following conditions:

 The above copyright notice and this permission notice shall be included in
 all copies or substantial portions of the Software.

 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 THE SOFTWARE.
 */
/*global define:false */
/*global exports:false */
/*global require:false */
/*global jQuery:false */
/*global moment:false */
(function (factory) {
    'use strict';
    if (typeof define === 'function' && define.amd) {
        // AMD is used - Register as an anonymous module.
        define(['jquery', 'moment'], factory);
    } else if (typeof exports === 'object') {
        factory(require('jquery'), require('moment'));
    } else {
        // Neither AMD nor CommonJS used. Use global variables.
        if (typeof jQuery === 'undefined') {
            throw 'bootstrap-datetimepicker requires jQuery to be loaded first';
        }
        if (typeof moment === 'undefined') {
            throw 'bootstrap-datetimepicker requires Moment.js to be loaded first';
        }
        factory(jQuery, moment);
    }
}(function ($, moment) {
    'use strict';
    if (!moment) {
        throw new Error('bootstrap-datetimepicker requires Moment.js to be loaded first');
    }

    var dateTimePicker = function (element, options) {
        var picker = {},
            date,
            viewDate,
            unset = true,
            input,
            component = false,
            widget = false,
            use24Hours,
            minViewModeNumber = 0,
            actualFormat,
            parseFormats,
            currentViewMode,
            datePickerModes = [
                {
                    clsName: 'days',
                    navFnc: 'M',
                    navStep: 1
                },
                {
                    clsName: 'months',
                    navFnc: 'y',
                    navStep: 1
                },
                {
                    clsName: 'years',
                    navFnc: 'y',
                    navStep: 10
                },
                {
                    clsName: 'decades',
                    navFnc: 'y',
                    navStep: 100
                }
            ],
            viewModes = ['days', 'months', 'years', 'decades'],
            verticalModes = ['top', 'bottom', 'auto'],
            horizontalModes = ['left', 'right', 'auto'],
            toolbarPlacements = ['default', 'top', 'bottom'],
            keyMap = {
                'up': 38,
                38: 'up',
                'down': 40,
                40: 'down',
                'left': 37,
                37: 'left',
                'right': 39,
                39: 'right',
                'tab': 9,
                9: 'tab',
                'escape': 27,
                27: 'escape',
                'enter': 13,
                13: 'enter',
                'pageUp': 33,
                33: 'pageUp',
                'pageDown': 34,
                34: 'pageDown',
                'shift': 16,
                16: 'shift',
                'control': 17,
                17: 'control',
                'space': 32,
                32: 'space',
                't': 84,
                84: 't',
                'delete': 46,
                46: 'delete'
            },
            keyState = {},

            /********************************************************************************
             *
             * Private functions
             *
             ********************************************************************************/
            getMoment = function (d) {
                var tzEnabled = false,
                    returnMoment,
                    currentZoneOffset,
                    incomingZoneOffset,
                    timeZoneIndicator,
                    dateWithTimeZoneInfo;

                if (moment.tz !== undefined && options.timeZone !== undefined && options.timeZone !== null && options.timeZone !== '') {
                    tzEnabled = true;
                }
                if (d === undefined || d === null) {
                    if (tzEnabled) {
                        returnMoment = moment().tz(options.timeZone).startOf('d');
                    } else {
                        returnMoment = moment().startOf('d');
                    }
                } else {
                    if (tzEnabled) {
                        currentZoneOffset = moment().tz(options.timeZone).utcOffset();
                        incomingZoneOffset = moment(d, parseFormats, options.useStrict).utcOffset();
                        if (incomingZoneOffset !== currentZoneOffset) {
                            timeZoneIndicator = moment().tz(options.timeZone).format('Z');
                            dateWithTimeZoneInfo = moment(d, parseFormats, options.useStrict).format('YYYY-MM-DD[T]HH:mm:ss') + timeZoneIndicator;
                            returnMoment = moment(dateWithTimeZoneInfo, parseFormats, options.useStrict).tz(options.timeZone);
                        } else {
                            returnMoment = moment(d, parseFormats, options.useStrict).tz(options.timeZone);
                        }
                    } else {
                        returnMoment = moment(d, parseFormats, options.useStrict);
                    }
                }
                return returnMoment;
            },
            isEnabled = function (granularity) {
                if (typeof granularity !== 'string' || granularity.length > 1) {
                    throw new TypeError('isEnabled expects a single character string parameter');
                }
                switch (granularity) {
                    case 'y':
                        return actualFormat.indexOf('Y') !== -1;
                    case 'M':
                        return actualFormat.indexOf('M') !== -1;
                    case 'd':
                        return actualFormat.toLowerCase().indexOf('d') !== -1;
                    case 'h':
                    case 'H':
                        return actualFormat.toLowerCase().indexOf('h') !== -1;
                    case 'm':
                        return actualFormat.indexOf('m') !== -1;
                    case 's':
                        return actualFormat.indexOf('s') !== -1;
                    default:
                        return false;
                }
            },
            hasTime = function () {
                return (isEnabled('h') || isEnabled('m') || isEnabled('s'));
            },

            hasDate = function () {
                return (isEnabled('y') || isEnabled('M') || isEnabled('d'));
            },

            getDatePickerTemplate = function () {
                var headTemplate = $('<thead>')
                        .append($('<tr>')
                            .append($('<th>').addClass('prev').attr('data-action', 'previous')
                                .append($('<span>').addClass(options.icons.previous))
                        )
                            .append($('<th>').addClass('picker-switch').attr('data-action', 'pickerSwitch').attr('colspan', (options.calendarWeeks ? '6' : '5')))
                            .append($('<th>').addClass('next').attr('data-action', 'next')
                                .append($('<span>').addClass(options.icons.next))
                        )
                    ),
                    contTemplate = $('<tbody>')
                        .append($('<tr>')
                            .append($('<td>').attr('colspan', (options.calendarWeeks ? '8' : '7')))
                    );

                return [
                    $('<div>').addClass('datepicker-days')
                        .append($('<table>').addClass('table-condensed')
                            .append(headTemplate)
                            .append($('<tbody>'))
                    ),
                    $('<div>').addClass('datepicker-months')
                        .append($('<table>').addClass('table-condensed')
                            .append(headTemplate.clone())
                            .append(contTemplate.clone())
                    ),
                    $('<div>').addClass('datepicker-years')
                        .append($('<table>').addClass('table-condensed')
                            .append(headTemplate.clone())
                            .append(contTemplate.clone())
                    ),
                    $('<div>').addClass('datepicker-decades')
                        .append($('<table>').addClass('table-condensed')
                            .append(headTemplate.clone())
                            .append(contTemplate.clone())
                    )
                ];
            },

            getTimePickerMainTemplate = function () {
                var topRow = $('<tr>'),
                    middleRow = $('<tr>'),
                    bottomRow = $('<tr>');

                if (isEnabled('h')) {
                    topRow.append($('<td>')
                        .append($('<a>').attr({href: '#', tabindex: '-1', 'title': options.tooltips.incrementHour}).addClass('btn').attr('data-action', 'incrementHours')
                            .append($('<span>').addClass(options.icons.up))));
                    middleRow.append($('<td>')
                        .append($('<span>').addClass('timepicker-hour').attr({'data-time-component':'hours', 'title': options.tooltips.pickHour}).attr('data-action', 'showHours')));
                    bottomRow.append($('<td>')
                        .append($('<a>').attr({href: '#', tabindex: '-1', 'title': options.tooltips.decrementHour}).addClass('btn').attr('data-action', 'decrementHours')
                            .append($('<span>').addClass(options.icons.down))));
                }
                if (isEnabled('m')) {
                    if (isEnabled('h')) {
                        topRow.append($('<td>').addClass('separator'));
                        middleRow.append($('<td>').addClass('separator').html(':'));
                        bottomRow.append($('<td>').addClass('separator'));
                    }
                    topRow.append($('<td>')
                        .append($('<a>').attr({href: '#', tabindex: '-1', 'title': options.tooltips.incrementMinute}).addClass('btn').attr('data-action', 'incrementMinutes')
                            .append($('<span>').addClass(options.icons.up))));
                    middleRow.append($('<td>')
                        .append($('<span>').addClass('timepicker-minute').attr({'data-time-component': 'minutes', 'title': options.tooltips.pickMinute}).attr('data-action', 'showMinutes')));
                    bottomRow.append($('<td>')
                        .append($('<a>').attr({href: '#', tabindex: '-1', 'title': options.tooltips.decrementMinute}).addClass('btn').attr('data-action', 'decrementMinutes')
                            .append($('<span>').addClass(options.icons.down))));
                }
                if (isEnabled('s')) {
                    if (isEnabled('m')) {
                        topRow.append($('<td>').addClass('separator'));
                        middleRow.append($('<td>').addClass('separator').html(':'));
                        bottomRow.append($('<td>').addClass('separator'));
                    }
                    topRow.append($('<td>')
                        .append($('<a>').attr({href: '#', tabindex: '-1', 'title': options.tooltips.incrementSecond}).addClass('btn').attr('data-action', 'incrementSeconds')
                            .append($('<span>').addClass(options.icons.up))));
                    middleRow.append($('<td>')
                        .append($('<span>').addClass('timepicker-second').attr({'data-time-component': 'seconds', 'title': options.tooltips.pickSecond}).attr('data-action', 'showSeconds')));
                    bottomRow.append($('<td>')
                        .append($('<a>').attr({href: '#', tabindex: '-1', 'title': options.tooltips.decrementSecond}).addClass('btn').attr('data-action', 'decrementSeconds')
                            .append($('<span>').addClass(options.icons.down))));
                }

                if (!use24Hours) {
                    topRow.append($('<td>').addClass('separator'));
                    middleRow.append($('<td>')
                        .append($('<button>').addClass('btn btn-primary').attr({'data-action': 'togglePeriod', tabindex: '-1', 'title': options.tooltips.togglePeriod})));
                    bottomRow.append($('<td>').addClass('separator'));
                }

                return $('<div>').addClass('timepicker-picker')
                    .append($('<table>').addClass('table-condensed')
                        .append([topRow, middleRow, bottomRow]));
            },

            getTimePickerTemplate = function () {
                var hoursView = $('<div>').addClass('timepicker-hours')
                        .append($('<table>').addClass('table-condensed')),
                    minutesView = $('<div>').addClass('timepicker-minutes')
                        .append($('<table>').addClass('table-condensed')),
                    secondsView = $('<div>').addClass('timepicker-seconds')
                        .append($('<table>').addClass('table-condensed')),
                    ret = [getTimePickerMainTemplate()];

                if (isEnabled('h')) {
                    ret.push(hoursView);
                }
                if (isEnabled('m')) {
                    ret.push(minutesView);
                }
                if (isEnabled('s')) {
                    ret.push(secondsView);
                }

                return ret;
            },

            getToolbar = function () {
                var row = [];
                if (options.showTodayButton) {
                    row.push($('<td>').append($('<a>').attr({'data-action':'today', 'title': options.tooltips.today}).append($('<span>').addClass(options.icons.today))));
                }
                if (!options.sideBySide && hasDate() && hasTime()) {
                    row.push($('<td>').append($('<a>').attr({'data-action':'togglePicker', 'title': options.tooltips.selectTime}).append($('<span>').addClass(options.icons.time))));
                }
                if (options.showClear) {
                    row.push($('<td>').append($('<a>').attr({'data-action':'clear', 'title': options.tooltips.clear}).append($('<span>').addClass(options.icons.clear))));
                }
                if (options.showClose) {
                    row.push($('<td>').append($('<a>').attr({'data-action':'close', 'title': options.tooltips.close}).append($('<span>').addClass(options.icons.close))));
                }
                return $('<table>').addClass('table-condensed').append($('<tbody>').append($('<tr>').append(row)));
            },

            getTemplate = function () {
                var template = $('<div>').addClass('bootstrap-datetimepicker-widget dropdown-menu'),
                    dateView = $('<div>').addClass('datepicker').append(getDatePickerTemplate()),
                    timeView = $('<div>').addClass('timepicker').append(getTimePickerTemplate()),
                    content = $('<ul>').addClass('list-unstyled'),
                    toolbar = $('<li>').addClass('picker-switch' + (options.collapse ? ' accordion-toggle' : '')).append(getToolbar());

                if (options.inline) {
                    template.removeClass('dropdown-menu');
                }

                if (use24Hours) {
                    template.addClass('usetwentyfour');
                }
                if (isEnabled('s') && !use24Hours) {
                    template.addClass('wider');
                }

                if (options.sideBySide && hasDate() && hasTime()) {
                    template.addClass('timepicker-sbs');
                    if (options.toolbarPlacement === 'top') {
                        template.append(toolbar);
                    }
                    template.append(
                        $('<div>').addClass('row')
                            .append(dateView.addClass('col-md-6'))
                            .append(timeView.addClass('col-md-6'))
                    );
                    if (options.toolbarPlacement === 'bottom') {
                        template.append(toolbar);
                    }
                    return template;
                }

                if (options.toolbarPlacement === 'top') {
                    content.append(toolbar);
                }
                if (hasDate()) {
                    content.append($('<li>').addClass((options.collapse && hasTime() ? 'collapse in' : '')).append(dateView));
                }
                if (options.toolbarPlacement === 'default') {
                    content.append(toolbar);
                }
                if (hasTime()) {
                    content.append($('<li>').addClass((options.collapse && hasDate() ? 'collapse' : '')).append(timeView));
                }
                if (options.toolbarPlacement === 'bottom') {
                    content.append(toolbar);
                }
                return template.append(content);
            },

            dataToOptions = function () {
                var eData,
                    dataOptions = {};

                if (element.is('input') || options.inline) {
                    eData = element.data();
                } else {
                    eData = element.find('input').data();
                }

                if (eData.dateOptions && eData.dateOptions instanceof Object) {
                    dataOptions = $.extend(true, dataOptions, eData.dateOptions);
                }

                $.each(options, function (key) {
                    var attributeName = 'date' + key.charAt(0).toUpperCase() + key.slice(1);
                    if (eData[attributeName] !== undefined) {
                        dataOptions[key] = eData[attributeName];
                    }
                });
                return dataOptions;
            },

            place = function () {
                var position = (component || element).position(),
                    offset = (component || element).offset(),
                    vertical = options.widgetPositioning.vertical,
                    horizontal = options.widgetPositioning.horizontal,
                    parent;

                if (options.widgetParent) {
                    parent = options.widgetParent.append(widget);
                } else if (element.is('input')) {
                    parent = element.after(widget).parent();
                } else if (options.inline) {
                    parent = element.append(widget);
                    return;
                } else {
                    parent = element;
                    element.children().first().after(widget);
                }

                // Top and bottom logic
                if (vertical === 'auto') {
                    if (offset.top + widget.height() * 1.5 >= $(window).height() + $(window).scrollTop() &&
                        widget.height() + element.outerHeight() < offset.top) {
                        vertical = 'top';
                    } else {
                        vertical = 'bottom';
                    }
                }

                // Left and right logic
                if (horizontal === 'auto') {
                    if (parent.width() < offset.left + widget.outerWidth() / 2 &&
                        offset.left + widget.outerWidth() > $(window).width()) {
                        horizontal = 'right';
                    } else {
                        horizontal = 'left';
                    }
                }

                if (vertical === 'top') {
                    widget.addClass('top').removeClass('bottom');
                } else {
                    widget.addClass('bottom').removeClass('top');
                }

                if (horizontal === 'right') {
                    widget.addClass('pull-right');
                } else {
                    widget.removeClass('pull-right');
                }

                // find the first parent element that has a relative css positioning
                if (parent.css('position') !== 'relative') {
                    parent = parent.parents().filter(function () {
                        return $(this).css('position') === 'relative';
                    }).first();
                }

                if (parent.length === 0) {
                    throw new Error('datetimepicker component should be placed within a relative positioned container');
                }

                widget.css({
                    top: vertical === 'top' ? 'auto' : position.top + element.outerHeight(),
                    bottom: vertical === 'top' ? position.top + element.outerHeight() : 'auto',
                    left: horizontal === 'left' ? (parent === element ? 0 : position.left) : 'auto',
                    right: horizontal === 'left' ? 'auto' : parent.outerWidth() - element.outerWidth() - (parent === element ? 0 : position.left)
                });
            },

            notifyEvent = function (e) {
                if (e.type === 'dp.change' && ((e.date && e.date.isSame(e.oldDate)) || (!e.date && !e.oldDate))) {
                    return;
                }
                element.trigger(e);
            },

            viewUpdate = function (e) {
                if (e === 'y') {
                    e = 'YYYY';
                }
                notifyEvent({
                    type: 'dp.update',
                    change: e,
                    viewDate: viewDate.clone()
                });
            },

            showMode = function (dir) {
                if (!widget) {
                    return;
                }
                if (dir) {
                    currentViewMode = Math.max(minViewModeNumber, Math.min(3, currentViewMode + dir));
                }
                widget.find('.datepicker > div').hide().filter('.datepicker-' + datePickerModes[currentViewMode].clsName).show();
            },

            fillDow = function () {
                var row = $('<tr>'),
                    currentDate = viewDate.clone().startOf('w').startOf('d');

                if (options.calendarWeeks === true) {
                    row.append($('<th>').addClass('cw').text('#'));
                }

                while (currentDate.isBefore(viewDate.clone().endOf('w'))) {
                    row.append($('<th>').addClass('dow').text(currentDate.format('dd')));
                    currentDate.add(1, 'd');
                }
                widget.find('.datepicker-days thead').append(row);
            },

            isInDisabledDates = function (testDate) {
                return options.disabledDates[testDate.format('YYYY-MM-DD')] === true;
            },

            isInEnabledDates = function (testDate) {
                return options.enabledDates[testDate.format('YYYY-MM-DD')] === true;
            },

            isInDisabledHours = function (testDate) {
                return options.disabledHours[testDate.format('H')] === true;
            },

            isInEnabledHours = function (testDate) {
                return options.enabledHours[testDate.format('H')] === true;
            },

            isValid = function (targetMoment, granularity) {
                if (!targetMoment.isValid()) {
                    return false;
                }
                if (options.disabledDates && granularity === 'd' && isInDisabledDates(targetMoment)) {
                    return false;
                }
                if (options.enabledDates && granularity === 'd' && !isInEnabledDates(targetMoment)) {
                    return false;
                }
                if (options.minDate && targetMoment.isBefore(options.minDate, granularity)) {
                    return false;
                }
                if (options.maxDate && targetMoment.isAfter(options.maxDate, granularity)) {
                    return false;
                }
                if (options.daysOfWeekDisabled && granularity === 'd' && options.daysOfWeekDisabled.indexOf(targetMoment.day()) !== -1) {
                    return false;
                }
                if (options.disabledHours && (granularity === 'h' || granularity === 'm' || granularity === 's') && isInDisabledHours(targetMoment)) {
                    return false;
                }
                if (options.enabledHours && (granularity === 'h' || granularity === 'm' || granularity === 's') && !isInEnabledHours(targetMoment)) {
                    return false;
                }
                if (options.disabledTimeIntervals && (granularity === 'h' || granularity === 'm' || granularity === 's')) {
                    var found = false;
                    $.each(options.disabledTimeIntervals, function () {
                        if (targetMoment.isBetween(this[0], this[1])) {
                            found = true;
                            return false;
                        }
                    });
                    if (found) {
                        return false;
                    }
                }
                return true;
            },

            fillMonths = function () {
                var spans = [],
                    monthsShort = viewDate.clone().startOf('y').startOf('d');
                while (monthsShort.isSame(viewDate, 'y')) {
                    spans.push($('<span>').attr('data-action', 'selectMonth').addClass('month').text(monthsShort.format('MMM')));
                    monthsShort.add(1, 'M');
                }
                widget.find('.datepicker-months td').empty().append(spans);
            },

            updateMonths = function () {
                var monthsView = widget.find('.datepicker-months'),
                    monthsViewHeader = monthsView.find('th'),
                    months = monthsView.find('tbody').find('span');

                monthsViewHeader.eq(0).find('span').attr('title', options.tooltips.prevYear);
                monthsViewHeader.eq(1).attr('title', options.tooltips.selectYear);
                monthsViewHeader.eq(2).find('span').attr('title', options.tooltips.nextYear);

                monthsView.find('.disabled').removeClass('disabled');

                if (!isValid(viewDate.clone().subtract(1, 'y'), 'y')) {
                    monthsViewHeader.eq(0).addClass('disabled');
                }

                monthsViewHeader.eq(1).text(viewDate.year());

                if (!isValid(viewDate.clone().add(1, 'y'), 'y')) {
                    monthsViewHeader.eq(2).addClass('disabled');
                }

                months.removeClass('active');
                if (date.isSame(viewDate, 'y') && !unset) {
                    months.eq(date.month()).addClass('active');
                }

                months.each(function (index) {
                    if (!isValid(viewDate.clone().month(index), 'M')) {
                        $(this).addClass('disabled');
                    }
                });
            },

            updateYears = function () {
                var yearsView = widget.find('.datepicker-years'),
                    yearsViewHeader = yearsView.find('th'),
                    startYear = viewDate.clone().subtract(5, 'y'),
                    endYear = viewDate.clone().add(6, 'y'),
                    html = '';

                yearsViewHeader.eq(0).find('span').attr('title', options.tooltips.prevDecade);
                yearsViewHeader.eq(1).attr('title', options.tooltips.selectDecade);
                yearsViewHeader.eq(2).find('span').attr('title', options.tooltips.nextDecade);

                yearsView.find('.disabled').removeClass('disabled');

                if (options.minDate && options.minDate.isAfter(startYear, 'y')) {
                    yearsViewHeader.eq(0).addClass('disabled');
                }

                yearsViewHeader.eq(1).text(startYear.year() + '-' + endYear.year());

                if (options.maxDate && options.maxDate.isBefore(endYear, 'y')) {
                    yearsViewHeader.eq(2).addClass('disabled');
                }

                while (!startYear.isAfter(endYear, 'y')) {
                    html += '<span data-action="selectYear" class="year' + (startYear.isSame(date, 'y') && !unset ? ' active' : '') + (!isValid(startYear, 'y') ? ' disabled' : '') + '">' + startYear.year() + '</span>';
                    startYear.add(1, 'y');
                }

                yearsView.find('td').html(html);
            },

            updateDecades = function () {
                var decadesView = widget.find('.datepicker-decades'),
                    decadesViewHeader = decadesView.find('th'),
                    startDecade = moment({y: viewDate.year() - (viewDate.year() % 100) - 1}),
                    endDecade = startDecade.clone().add(100, 'y'),
                    startedAt = startDecade.clone(),
                    html = '';

                decadesViewHeader.eq(0).find('span').attr('title', options.tooltips.prevCentury);
                decadesViewHeader.eq(2).find('span').attr('title', options.tooltips.nextCentury);

                decadesView.find('.disabled').removeClass('disabled');

                if (startDecade.isSame(moment({y: 1900})) || (options.minDate && options.minDate.isAfter(startDecade, 'y'))) {
                    decadesViewHeader.eq(0).addClass('disabled');
                }

                decadesViewHeader.eq(1).text(startDecade.year() + '-' + endDecade.year());

                if (startDecade.isSame(moment({y: 2000})) || (options.maxDate && options.maxDate.isBefore(endDecade, 'y'))) {
                    decadesViewHeader.eq(2).addClass('disabled');
                }

                while (!startDecade.isAfter(endDecade, 'y')) {
                    html += '<span data-action="selectDecade" class="decade' + (startDecade.isSame(date, 'y') ? ' active' : '') +
                        (!isValid(startDecade, 'y') ? ' disabled' : '') + '" data-selection="' + (startDecade.year() + 6) + '">' + (startDecade.year() + 1) + ' - ' + (startDecade.year() + 12) + '</span>';
                    startDecade.add(12, 'y');
                }
                html += '<span></span><span></span><span></span>'; //push the dangling block over, at least this way it's even

                decadesView.find('td').html(html);
                decadesViewHeader.eq(1).text((startedAt.year() + 1) + '-' + (startDecade.year()));
            },

            fillDate = function () {
                var daysView = widget.find('.datepicker-days'),
                    daysViewHeader = daysView.find('th'),
                    currentDate,
                    html = [],
                    row,
                    clsName,
                    i;

                if (!hasDate()) {
                    return;
                }

                daysViewHeader.eq(0).find('span').attr('title', options.tooltips.prevMonth);
                daysViewHeader.eq(1).attr('title', options.tooltips.selectMonth);
                daysViewHeader.eq(2).find('span').attr('title', options.tooltips.nextMonth);

                daysView.find('.disabled').removeClass('disabled');
                daysViewHeader.eq(1).text(viewDate.format(options.dayViewHeaderFormat));

                if (!isValid(viewDate.clone().subtract(1, 'M'), 'M')) {
                    daysViewHeader.eq(0).addClass('disabled');
                }
                if (!isValid(viewDate.clone().add(1, 'M'), 'M')) {
                    daysViewHeader.eq(2).addClass('disabled');
                }

                currentDate = viewDate.clone().startOf('M').startOf('w').startOf('d');

                for (i = 0; i < 42; i++) { //always display 42 days (should show 6 weeks)
                    if (currentDate.weekday() === 0) {
                        row = $('<tr>');
                        if (options.calendarWeeks) {
                            row.append('<td class="cw">' + currentDate.week() + '</td>');
                        }
                        html.push(row);
                    }
                    clsName = '';
                    if (currentDate.isBefore(viewDate, 'M')) {
                        clsName += ' old';
                    }
                    if (currentDate.isAfter(viewDate, 'M')) {
                        clsName += ' new';
                    }
                    if (currentDate.isSame(date, 'd') && !unset) {
                        clsName += ' active';
                    }
                    if (!isValid(currentDate, 'd')) {
                        clsName += ' disabled';
                    }
                    if (currentDate.isSame(getMoment(), 'd')) {
                        clsName += ' today';
                    }
                    if (currentDate.day() === 0 || currentDate.day() === 6) {
                        clsName += ' weekend';
                    }
                    row.append('<td data-action="selectDay" data-day="' + currentDate.format('L') + '" class="day' + clsName + '">' + currentDate.date() + '</td>');
                    currentDate.add(1, 'd');
                }

                daysView.find('tbody').empty().append(html);

                updateMonths();

                updateYears();

                updateDecades();
            },

            fillHours = function () {
                var table = widget.find('.timepicker-hours table'),
                    currentHour = viewDate.clone().startOf('d'),
                    html = [],
                    row = $('<tr>');

                if (viewDate.hour() > 11 && !use24Hours) {
                    currentHour.hour(12);
                }
                while (currentHour.isSame(viewDate, 'd') && (use24Hours || (viewDate.hour() < 12 && currentHour.hour() < 12) || viewDate.hour() > 11)) {
                    if (currentHour.hour() % 4 === 0) {
                        row = $('<tr>');
                        html.push(row);
                    }
                    row.append('<td data-action="selectHour" class="hour' + (!isValid(currentHour, 'h') ? ' disabled' : '') + '">' + currentHour.format(use24Hours ? 'HH' : 'hh') + '</td>');
                    currentHour.add(1, 'h');
                }
                table.empty().append(html);
            },

            fillMinutes = function () {
                var table = widget.find('.timepicker-minutes table'),
                    currentMinute = viewDate.clone().startOf('h'),
                    html = [],
                    row = $('<tr>'),
                    step = options.stepping === 1 ? 5 : options.stepping;

                while (viewDate.isSame(currentMinute, 'h')) {
                    if (currentMinute.minute() % (step * 4) === 0) {
                        row = $('<tr>');
                        html.push(row);
                    }
                    row.append('<td data-action="selectMinute" class="minute' + (!isValid(currentMinute, 'm') ? ' disabled' : '') + '">' + currentMinute.format('mm') + '</td>');
                    currentMinute.add(step, 'm');
                }
                table.empty().append(html);
            },

            fillSeconds = function () {
                var table = widget.find('.timepicker-seconds table'),
                    currentSecond = viewDate.clone().startOf('m'),
                    html = [],
                    row = $('<tr>');

                while (viewDate.isSame(currentSecond, 'm')) {
                    if (currentSecond.second() % 20 === 0) {
                        row = $('<tr>');
                        html.push(row);
                    }
                    row.append('<td data-action="selectSecond" class="second' + (!isValid(currentSecond, 's') ? ' disabled' : '') + '">' + currentSecond.format('ss') + '</td>');
                    currentSecond.add(5, 's');
                }

                table.empty().append(html);
            },

            fillTime = function () {
                var toggle, newDate, timeComponents = widget.find('.timepicker span[data-time-component]');

                if (!use24Hours) {
                    toggle = widget.find('.timepicker [data-action=togglePeriod]');
                    newDate = date.clone().add((date.hours() >= 12) ? -12 : 12, 'h');

                    toggle.text(date.format('A'));

                    if (isValid(newDate, 'h')) {
                        toggle.removeClass('disabled');
                    } else {
                        toggle.addClass('disabled');
                    }
                }
                timeComponents.filter('[data-time-component=hours]').text(date.format(use24Hours ? 'HH' : 'hh'));
                timeComponents.filter('[data-time-component=minutes]').text(date.format('mm'));
                timeComponents.filter('[data-time-component=seconds]').text(date.format('ss'));

                fillHours();
                fillMinutes();
                fillSeconds();
            },

            update = function () {
                if (!widget) {
                    return;
                }
                fillDate();
                fillTime();
            },

            setValue = function (targetMoment) {
                var oldDate = unset ? null : date;

                // case of calling setValue(null or false)
                if (!targetMoment) {
                    unset = true;
                    input.val('');
                    element.data('date', '');
                    notifyEvent({
                        type: 'dp.change',
                        date: false,
                        oldDate: oldDate
                    });
                    update();
                    return;
                }

                targetMoment = targetMoment.clone().locale(options.locale);

                if (options.stepping !== 1) {
                    targetMoment.minutes((Math.round(targetMoment.minutes() / options.stepping) * options.stepping) % 60).seconds(0);
                }

                if (isValid(targetMoment)) {
                    date = targetMoment;
                    viewDate = date.clone();
                    input.val(date.format(actualFormat));
                    element.data('date', date.format(actualFormat));
                    unset = false;
                    update();
                    notifyEvent({
                        type: 'dp.change',
                        date: date.clone(),
                        oldDate: oldDate
                    });
                } else {
                    if (!options.keepInvalid) {
                        input.val(unset ? '' : date.format(actualFormat));
                    }
                    notifyEvent({
                        type: 'dp.error',
                        date: targetMoment
                    });
                }
            },

            hide = function () {
                ///<summary>Hides the widget. Possibly will emit dp.hide</summary>
                var transitioning = false;
                if (!widget) {
                    return picker;
                }
                // Ignore event if in the middle of a picker transition
                widget.find('.collapse').each(function () {
                    var collapseData = $(this).data('collapse');
                    if (collapseData && collapseData.transitioning) {
                        transitioning = true;
                        return false;
                    }
                    return true;
                });
                if (transitioning) {
                    return picker;
                }
                if (component && component.hasClass('btn')) {
                    component.toggleClass('active');
                }
                widget.hide();

                $(window).off('resize', place);
                widget.off('click', '[data-action]');
                widget.off('mousedown', false);

                widget.remove();
                widget = false;

                notifyEvent({
                    type: 'dp.hide',
                    date: date.clone()
                });

                input.blur();

                return picker;
            },

            clear = function () {
                setValue(null);
            },

            /********************************************************************************
             *
             * Widget UI interaction functions
             *
             ********************************************************************************/
            actions = {
                next: function () {
                    var navFnc = datePickerModes[currentViewMode].navFnc;
                    viewDate.add(datePickerModes[currentViewMode].navStep, navFnc);
                    fillDate();
                    viewUpdate(navFnc);
                },

                previous: function () {
                    var navFnc = datePickerModes[currentViewMode].navFnc;
                    viewDate.subtract(datePickerModes[currentViewMode].navStep, navFnc);
                    fillDate();
                    viewUpdate(navFnc);
                },

                pickerSwitch: function () {
                    showMode(1);
                },

                selectMonth: function (e) {
                    var month = $(e.target).closest('tbody').find('span').index($(e.target));
                    viewDate.month(month);
                    if (currentViewMode === minViewModeNumber) {
                        setValue(date.clone().year(viewDate.year()).month(viewDate.month()));
                        if (!options.inline) {
                            hide();
                        }
                    } else {
                        showMode(-1);
                        fillDate();
                    }
                    viewUpdate('M');
                },

                selectYear: function (e) {
                    var year = parseInt($(e.target).text(), 10) || 0;
                    viewDate.year(year);
                    if (currentViewMode === minViewModeNumber) {
                        setValue(date.clone().year(viewDate.year()));
                        if (!options.inline) {
                            hide();
                        }
                    } else {
                        showMode(-1);
                        fillDate();
                    }
                    viewUpdate('YYYY');
                },

                selectDecade: function (e) {
                    var year = parseInt($(e.target).data('selection'), 10) || 0;
                    viewDate.year(year);
                    if (currentViewMode === minViewModeNumber) {
                        setValue(date.clone().year(viewDate.year()));
                        if (!options.inline) {
                            hide();
                        }
                    } else {
                        showMode(-1);
                        fillDate();
                    }
                    viewUpdate('YYYY');
                },

                selectDay: function (e) {
                    var day = viewDate.clone();
                    if ($(e.target).is('.old')) {
                        day.subtract(1, 'M');
                    }
                    if ($(e.target).is('.new')) {
                        day.add(1, 'M');
                    }
                    setValue(day.date(parseInt($(e.target).text(), 10)));
                    if (!hasTime() && !options.keepOpen && !options.inline) {
                        hide();
                    }
                },

                incrementHours: function () {
                    var newDate = date.clone().add(1, 'h');
                    if (isValid(newDate, 'h')) {
                        setValue(newDate);
                    }
                },

                incrementMinutes: function () {
                    var newDate = date.clone().add(options.stepping, 'm');
                    if (isValid(newDate, 'm')) {
                        setValue(newDate);
                    }
                },

                incrementSeconds: function () {
                    var newDate = date.clone().add(1, 's');
                    if (isValid(newDate, 's')) {
                        setValue(newDate);
                    }
                },

                decrementHours: function () {
                    var newDate = date.clone().subtract(1, 'h');
                    if (isValid(newDate, 'h')) {
                        setValue(newDate);
                    }
                },

                decrementMinutes: function () {
                    var newDate = date.clone().subtract(options.stepping, 'm');
                    if (isValid(newDate, 'm')) {
                        setValue(newDate);
                    }
                },

                decrementSeconds: function () {
                    var newDate = date.clone().subtract(1, 's');
                    if (isValid(newDate, 's')) {
                        setValue(newDate);
                    }
                },

                togglePeriod: function () {
                    setValue(date.clone().add((date.hours() >= 12) ? -12 : 12, 'h'));
                },

                togglePicker: function (e) {
                    var $this = $(e.target),
                        $parent = $this.closest('ul'),
                        expanded = $parent.find('.in'),
                        closed = $parent.find('.collapse:not(.in)'),
                        collapseData;

                    if (expanded && expanded.length) {
                        collapseData = expanded.data('collapse');
                        if (collapseData && collapseData.transitioning) {
                            return;
                        }
                        if (expanded.collapse) { // if collapse plugin is available through bootstrap.js then use it
                            expanded.collapse('hide');
                            closed.collapse('show');
                        } else { // otherwise just toggle in class on the two views
                            expanded.removeClass('in');
                            closed.addClass('in');
                        }
                        if ($this.is('span')) {
                            $this.toggleClass(options.icons.time + ' ' + options.icons.date);
                        } else {
                            $this.find('span').toggleClass(options.icons.time + ' ' + options.icons.date);
                        }

                        // NOTE: uncomment if toggled state will be restored in show()
                        //if (component) {
                        //    component.find('span').toggleClass(options.icons.time + ' ' + options.icons.date);
                        //}
                    }
                },

                showPicker: function () {
                    widget.find('.timepicker > div:not(.timepicker-picker)').hide();
                    widget.find('.timepicker .timepicker-picker').show();
                },

                showHours: function () {
                    widget.find('.timepicker .timepicker-picker').hide();
                    widget.find('.timepicker .timepicker-hours').show();
                },

                showMinutes: function () {
                    widget.find('.timepicker .timepicker-picker').hide();
                    widget.find('.timepicker .timepicker-minutes').show();
                },

                showSeconds: function () {
                    widget.find('.timepicker .timepicker-picker').hide();
                    widget.find('.timepicker .timepicker-seconds').show();
                },

                selectHour: function (e) {
                    var hour = parseInt($(e.target).text(), 10);

                    if (!use24Hours) {
                        if (date.hours() >= 12) {
                            if (hour !== 12) {
                                hour += 12;
                            }
                        } else {
                            if (hour === 12) {
                                hour = 0;
                            }
                        }
                    }
                    setValue(date.clone().hours(hour));
                    actions.showPicker.call(picker);
                },

                selectMinute: function (e) {
                    setValue(date.clone().minutes(parseInt($(e.target).text(), 10)));
                    actions.showPicker.call(picker);
                },

                selectSecond: function (e) {
                    setValue(date.clone().seconds(parseInt($(e.target).text(), 10)));
                    actions.showPicker.call(picker);
                },

                clear: clear,

                today: function () {
                    var todaysDate = getMoment();
                    if (isValid(todaysDate, 'd')) {
                        setValue(todaysDate);
                    }
                },

                close: hide
            },

            doAction = function (e) {
                if ($(e.currentTarget).is('.disabled')) {
                    return false;
                }
                actions[$(e.currentTarget).data('action')].apply(picker, arguments);
                return false;
            },

            show = function () {
                ///<summary>Shows the widget. Possibly will emit dp.show and dp.change</summary>
                var currentMoment,
                    useCurrentGranularity = {
                        'year': function (m) {
                            return m.month(0).date(1).hours(0).seconds(0).minutes(0);
                        },
                        'month': function (m) {
                            return m.date(1).hours(0).seconds(0).minutes(0);
                        },
                        'day': function (m) {
                            return m.hours(0).seconds(0).minutes(0);
                        },
                        'hour': function (m) {
                            return m.seconds(0).minutes(0);
                        },
                        'minute': function (m) {
                            return m.seconds(0);
                        }
                    };

                if (input.prop('disabled') || (!options.ignoreReadonly && input.prop('readonly')) || widget) {
                    return picker;
                }
                if (input.val() !== undefined && input.val().trim().length !== 0) {
                    setValue(parseInputDate(input.val().trim()));
                } else if (options.useCurrent && unset && ((input.is('input') && input.val().trim().length === 0) || options.inline)) {
                    currentMoment = getMoment();
                    if (typeof options.useCurrent === 'string') {
                        currentMoment = useCurrentGranularity[options.useCurrent](currentMoment);
                    }
                    setValue(currentMoment);
                }

                widget = getTemplate();

                fillDow();
                fillMonths();

                widget.find('.timepicker-hours').hide();
                widget.find('.timepicker-minutes').hide();
                widget.find('.timepicker-seconds').hide();

                update();
                showMode();

                $(window).on('resize', place);
                widget.on('click', '[data-action]', doAction); // this handles clicks on the widget
                widget.on('mousedown', false);

                if (component && component.hasClass('btn')) {
                    component.toggleClass('active');
                }
                widget.show();
                place();

                if (options.focusOnShow && !input.is(':focus')) {
                    input.focus();
                }

                notifyEvent({
                    type: 'dp.show'
                });
                return picker;
            },

            toggle = function () {
                /// <summary>Shows or hides the widget</summary>
                return (widget ? hide() : show());
            },

            parseInputDate = function (inputDate) {
                if (options.parseInputDate === undefined) {
                    if (moment.isMoment(inputDate) || inputDate instanceof Date) {
                        inputDate = moment(inputDate);
                    } else {
                        inputDate = getMoment(inputDate);
                    }
                } else {
                    inputDate = options.parseInputDate(inputDate);
                }
                inputDate.locale(options.locale);
                return inputDate;
            },

            keydown = function (e) {
                var handler = null,
                    index,
                    index2,
                    pressedKeys = [],
                    pressedModifiers = {},
                    currentKey = e.which,
                    keyBindKeys,
                    allModifiersPressed,
                    pressed = 'p';

                keyState[currentKey] = pressed;

                for (index in keyState) {
                    if (keyState.hasOwnProperty(index) && keyState[index] === pressed) {
                        pressedKeys.push(index);
                        if (parseInt(index, 10) !== currentKey) {
                            pressedModifiers[index] = true;
                        }
                    }
                }

                for (index in options.keyBinds) {
                    if (options.keyBinds.hasOwnProperty(index) && typeof (options.keyBinds[index]) === 'function') {
                        keyBindKeys = index.split(' ');
                        if (keyBindKeys.length === pressedKeys.length && keyMap[currentKey] === keyBindKeys[keyBindKeys.length - 1]) {
                            allModifiersPressed = true;
                            for (index2 = keyBindKeys.length - 2; index2 >= 0; index2--) {
                                if (!(keyMap[keyBindKeys[index2]] in pressedModifiers)) {
                                    allModifiersPressed = false;
                                    break;
                                }
                            }
                            if (allModifiersPressed) {
                                handler = options.keyBinds[index];
                                break;
                            }
                        }
                    }
                }

                if (handler) {
                    handler.call(picker, widget);
                    e.stopPropagation();
                    e.preventDefault();
                }
            },

            keyup = function (e) {
                keyState[e.which] = 'r';
                e.stopPropagation();
                e.preventDefault();
            },

            change = function (e) {
                var val = $(e.target).val().trim(),
                    parsedDate = val ? parseInputDate(val) : null;
                setValue(parsedDate);
                e.stopImmediatePropagation();
                return false;
            },

            attachDatePickerElementEvents = function () {
                input.on({
                    'change': change,
                    'blur': options.debug ? '' : hide,
                    'keydown': keydown,
                    'keyup': keyup,
                    'focus': options.allowInputToggle ? show : ''
                });

                if (element.is('input')) {
                    input.on({
                        'focus': show
                    });
                } else if (component) {
                    component.on('click', toggle);
                    component.on('mousedown', false);
                }
            },

            detachDatePickerElementEvents = function () {
                input.off({
                    'change': change,
                    'blur': blur,
                    'keydown': keydown,
                    'keyup': keyup,
                    'focus': options.allowInputToggle ? hide : ''
                });

                if (element.is('input')) {
                    input.off({
                        'focus': show
                    });
                } else if (component) {
                    component.off('click', toggle);
                    component.off('mousedown', false);
                }
            },

            indexGivenDates = function (givenDatesArray) {
                // Store given enabledDates and disabledDates as keys.
                // This way we can check their existence in O(1) time instead of looping through whole array.
                // (for example: options.enabledDates['2014-02-27'] === true)
                var givenDatesIndexed = {};
                $.each(givenDatesArray, function () {
                    var dDate = parseInputDate(this);
                    if (dDate.isValid()) {
                        givenDatesIndexed[dDate.format('YYYY-MM-DD')] = true;
                    }
                });
                return (Object.keys(givenDatesIndexed).length) ? givenDatesIndexed : false;
            },

            indexGivenHours = function (givenHoursArray) {
                // Store given enabledHours and disabledHours as keys.
                // This way we can check their existence in O(1) time instead of looping through whole array.
                // (for example: options.enabledHours['2014-02-27'] === true)
                var givenHoursIndexed = {};
                $.each(givenHoursArray, function () {
                    givenHoursIndexed[this] = true;
                });
                return (Object.keys(givenHoursIndexed).length) ? givenHoursIndexed : false;
            },

            initFormatting = function () {
                var format = options.format || 'L LT';

                actualFormat = format.replace(/(\[[^\[]*\])|(\\)?(LTS|LT|LL?L?L?|l{1,4})/g, function (formatInput) {
                    var newinput = date.localeData().longDateFormat(formatInput) || formatInput;
                    return newinput.replace(/(\[[^\[]*\])|(\\)?(LTS|LT|LL?L?L?|l{1,4})/g, function (formatInput2) { //temp fix for #740
                        return date.localeData().longDateFormat(formatInput2) || formatInput2;
                    });
                });

                parseFormats = options.extraFormats ? options.extraFormats.slice() : [];
                if (parseFormats.indexOf(format) < 0 && parseFormats.indexOf(actualFormat) < 0) {
                    parseFormats.push(actualFormat);
                }

                use24Hours = (actualFormat.toLowerCase().indexOf('a') < 1 && actualFormat.replace(/\[.*?\]/g, '').indexOf('h') < 1);

                if (isEnabled('y')) {
                    minViewModeNumber = 2;
                }
                if (isEnabled('M')) {
                    minViewModeNumber = 1;
                }
                if (isEnabled('d')) {
                    minViewModeNumber = 0;
                }

                currentViewMode = Math.max(minViewModeNumber, currentViewMode);

                if (!unset) {
                    setValue(date);
                }
            };

        /********************************************************************************
         *
         * Public API functions
         * =====================
         *
         * Important: Do not expose direct references to private objects or the options
         * object to the outer world. Always return a clone when returning values or make
         * a clone when setting a private variable.
         *
         ********************************************************************************/
        picker.destroy = function () {
            ///<summary>Destroys the widget and removes all attached event listeners</summary>
            hide();
            detachDatePickerElementEvents();
            element.removeData('DateTimePicker');
            element.removeData('date');
        };

        picker.toggle = toggle;

        picker.show = show;

        picker.hide = hide;

        picker.disable = function () {
            ///<summary>Disables the input element, the component is attached to, by adding a disabled="true" attribute to it.
            ///If the widget was visible before that call it is hidden. Possibly emits dp.hide</summary>
            hide();
            if (component && component.hasClass('btn')) {
                component.addClass('disabled');
            }
            input.prop('disabled', true);
            return picker;
        };

        picker.enable = function () {
            ///<summary>Enables the input element, the component is attached to, by removing disabled attribute from it.</summary>
            if (component && component.hasClass('btn')) {
                component.removeClass('disabled');
            }
            input.prop('disabled', false);
            return picker;
        };

        picker.ignoreReadonly = function (ignoreReadonly) {
            if (arguments.length === 0) {
                return options.ignoreReadonly;
            }
            if (typeof ignoreReadonly !== 'boolean') {
                throw new TypeError('ignoreReadonly () expects a boolean parameter');
            }
            options.ignoreReadonly = ignoreReadonly;
            return picker;
        };

        picker.options = function (newOptions) {
            if (arguments.length === 0) {
                return $.extend(true, {}, options);
            }

            if (!(newOptions instanceof Object)) {
                throw new TypeError('options() options parameter should be an object');
            }
            $.extend(true, options, newOptions);
            $.each(options, function (key, value) {
                if (picker[key] !== undefined) {
                    picker[key](value);
                } else {
                    throw new TypeError('option ' + key + ' is not recognized!');
                }
            });
            return picker;
        };

        picker.date = function (newDate) {
            ///<signature helpKeyword="$.fn.datetimepicker.date">
            ///<summary>Returns the component's model current date, a moment object or null if not set.</summary>
            ///<returns type="Moment">date.clone()</returns>
            ///</signature>
            ///<signature>
            ///<summary>Sets the components model current moment to it. Passing a null value unsets the components model current moment. Parsing of the newDate parameter is made using moment library with the options.format and options.useStrict components configuration.</summary>
            ///<param name="newDate" locid="$.fn.datetimepicker.date_p:newDate">Takes string, Date, moment, null parameter.</param>
            ///</signature>
            if (arguments.length === 0) {
                if (unset) {
                    return null;
                }
                return date.clone();
            }

            if (newDate !== null && typeof newDate !== 'string' && !moment.isMoment(newDate) && !(newDate instanceof Date)) {
                throw new TypeError('date() parameter must be one of [null, string, moment or Date]');
            }

            setValue(newDate === null ? null : parseInputDate(newDate));
            return picker;
        };

        picker.format = function (newFormat) {
            ///<summary>test su</summary>
            ///<param name="newFormat">info about para</param>
            ///<returns type="string|boolean">returns foo</returns>
            if (arguments.length === 0) {
                return options.format;
            }

            if ((typeof newFormat !== 'string') && ((typeof newFormat !== 'boolean') || (newFormat !== false))) {
                throw new TypeError('format() expects a sting or boolean:false parameter ' + newFormat);
            }

            options.format = newFormat;
            if (actualFormat) {
                initFormatting(); // reinit formatting
            }
            return picker;
        };

        picker.timeZone = function (newZone) {
            if (arguments.length === 0) {
                return options.timeZone;
            }

            options.timeZone = newZone;

            return picker;
        };

        picker.dayViewHeaderFormat = function (newFormat) {
            if (arguments.length === 0) {
                return options.dayViewHeaderFormat;
            }

            if (typeof newFormat !== 'string') {
                throw new TypeError('dayViewHeaderFormat() expects a string parameter');
            }

            options.dayViewHeaderFormat = newFormat;
            return picker;
        };

        picker.extraFormats = function (formats) {
            if (arguments.length === 0) {
                return options.extraFormats;
            }

            if (formats !== false && !(formats instanceof Array)) {
                throw new TypeError('extraFormats() expects an array or false parameter');
            }

            options.extraFormats = formats;
            if (parseFormats) {
                initFormatting(); // reinit formatting
            }
            return picker;
        };

        picker.disabledDates = function (dates) {
            ///<signature helpKeyword="$.fn.datetimepicker.disabledDates">
            ///<summary>Returns an array with the currently set disabled dates on the component.</summary>
            ///<returns type="array">options.disabledDates</returns>
            ///</signature>
            ///<signature>
            ///<summary>Setting this takes precedence over options.minDate, options.maxDate configuration. Also calling this function removes the configuration of
            ///options.enabledDates if such exist.</summary>
            ///<param name="dates" locid="$.fn.datetimepicker.disabledDates_p:dates">Takes an [ string or Date or moment ] of values and allows the user to select only from those days.</param>
            ///</signature>
            if (arguments.length === 0) {
                return (options.disabledDates ? $.extend({}, options.disabledDates) : options.disabledDates);
            }

            if (!dates) {
                options.disabledDates = false;
                update();
                return picker;
            }
            if (!(dates instanceof Array)) {
                throw new TypeError('disabledDates() expects an array parameter');
            }
            options.disabledDates = indexGivenDates(dates);
            options.enabledDates = false;
            update();
            return picker;
        };

        picker.enabledDates = function (dates) {
            ///<signature helpKeyword="$.fn.datetimepicker.enabledDates">
            ///<summary>Returns an array with the currently set enabled dates on the component.</summary>
            ///<returns type="array">options.enabledDates</returns>
            ///</signature>
            ///<signature>
            ///<summary>Setting this takes precedence over options.minDate, options.maxDate configuration. Also calling this function removes the configuration of options.disabledDates if such exist.</summary>
            ///<param name="dates" locid="$.fn.datetimepicker.enabledDates_p:dates">Takes an [ string or Date or moment ] of values and allows the user to select only from those days.</param>
            ///</signature>
            if (arguments.length === 0) {
                return (options.enabledDates ? $.extend({}, options.enabledDates) : options.enabledDates);
            }

            if (!dates) {
                options.enabledDates = false;
                update();
                return picker;
            }
            if (!(dates instanceof Array)) {
                throw new TypeError('enabledDates() expects an array parameter');
            }
            options.enabledDates = indexGivenDates(dates);
            options.disabledDates = false;
            update();
            return picker;
        };

        picker.daysOfWeekDisabled = function (daysOfWeekDisabled) {
            if (arguments.length === 0) {
                return options.daysOfWeekDisabled.splice(0);
            }

            if ((typeof daysOfWeekDisabled === 'boolean') && !daysOfWeekDisabled) {
                options.daysOfWeekDisabled = false;
                update();
                return picker;
            }

            if (!(daysOfWeekDisabled instanceof Array)) {
                throw new TypeError('daysOfWeekDisabled() expects an array parameter');
            }
            options.daysOfWeekDisabled = daysOfWeekDisabled.reduce(function (previousValue, currentValue) {
                currentValue = parseInt(currentValue, 10);
                if (currentValue > 6 || currentValue < 0 || isNaN(currentValue)) {
                    return previousValue;
                }
                if (previousValue.indexOf(currentValue) === -1) {
                    previousValue.push(currentValue);
                }
                return previousValue;
            }, []).sort();
            if (options.useCurrent && !options.keepInvalid) {
                var tries = 0;
                while (!isValid(date, 'd')) {
                    date.add(1, 'd');
                    if (tries === 7) {
                        throw 'Tried 7 times to find a valid date';
                    }
                    tries++;
                }
                setValue(date);
            }
            update();
            return picker;
        };

        picker.maxDate = function (maxDate) {
            if (arguments.length === 0) {
                return options.maxDate ? options.maxDate.clone() : options.maxDate;
            }

            if ((typeof maxDate === 'boolean') && maxDate === false) {
                options.maxDate = false;
                update();
                return picker;
            }

            if (typeof maxDate === 'string') {
                if (maxDate === 'now' || maxDate === 'moment') {
                    maxDate = getMoment();
                }
            }

            var parsedDate = parseInputDate(maxDate);

            if (!parsedDate.isValid()) {
                throw new TypeError('maxDate() Could not parse date parameter: ' + maxDate);
            }
            if (options.minDate && parsedDate.isBefore(options.minDate)) {
                throw new TypeError('maxDate() date parameter is before options.minDate: ' + parsedDate.format(actualFormat));
            }
            options.maxDate = parsedDate;
            if (options.useCurrent && !options.keepInvalid && date.isAfter(maxDate)) {
                setValue(options.maxDate);
            }
            if (viewDate.isAfter(parsedDate)) {
                viewDate = parsedDate.clone().subtract(options.stepping, 'm');
            }
            update();
            return picker;
        };

        picker.minDate = function (minDate) {
            if (arguments.length === 0) {
                return options.minDate ? options.minDate.clone() : options.minDate;
            }

            if ((typeof minDate === 'boolean') && minDate === false) {
                options.minDate = false;
                update();
                return picker;
            }

            if (typeof minDate === 'string') {
                if (minDate === 'now' || minDate === 'moment') {
                    minDate = getMoment();
                }
            }

            var parsedDate = parseInputDate(minDate);

            if (!parsedDate.isValid()) {
                throw new TypeError('minDate() Could not parse date parameter: ' + minDate);
            }
            if (options.maxDate && parsedDate.isAfter(options.maxDate)) {
                throw new TypeError('minDate() date parameter is after options.maxDate: ' + parsedDate.format(actualFormat));
            }
            options.minDate = parsedDate;
            if (options.useCurrent && !options.keepInvalid && date.isBefore(minDate)) {
                setValue(options.minDate);
            }
            if (viewDate.isBefore(parsedDate)) {
                viewDate = parsedDate.clone().add(options.stepping, 'm');
            }
            update();
            return picker;
        };

        picker.defaultDate = function (defaultDate) {
            ///<signature helpKeyword="$.fn.datetimepicker.defaultDate">
            ///<summary>Returns a moment with the options.defaultDate option configuration or false if not set</summary>
            ///<returns type="Moment">date.clone()</returns>
            ///</signature>
            ///<signature>
            ///<summary>Will set the picker's inital date. If a boolean:false value is passed the options.defaultDate parameter is cleared.</summary>
            ///<param name="defaultDate" locid="$.fn.datetimepicker.defaultDate_p:defaultDate">Takes a string, Date, moment, boolean:false</param>
            ///</signature>
            if (arguments.length === 0) {
                return options.defaultDate ? options.defaultDate.clone() : options.defaultDate;
            }
            if (!defaultDate) {
                options.defaultDate = false;
                return picker;
            }

            if (typeof defaultDate === 'string') {
                if (defaultDate === 'now' || defaultDate === 'moment') {
                    defaultDate = getMoment();
                }
            }

            var parsedDate = parseInputDate(defaultDate);
            if (!parsedDate.isValid()) {
                throw new TypeError('defaultDate() Could not parse date parameter: ' + defaultDate);
            }
            if (!isValid(parsedDate)) {
                throw new TypeError('defaultDate() date passed is invalid according to component setup validations');
            }

            options.defaultDate = parsedDate;

            if ((options.defaultDate && options.inline) || input.val().trim() === '') {
                setValue(options.defaultDate);
            }
            return picker;
        };

        picker.locale = function (locale) {
            if (arguments.length === 0) {
                return options.locale;
            }

            if (!moment.localeData(locale)) {
                throw new TypeError('locale() locale ' + locale + ' is not loaded from moment locales!');
            }

            options.locale = locale;
            date.locale(options.locale);
            viewDate.locale(options.locale);

            if (actualFormat) {
                initFormatting(); // reinit formatting
            }
            if (widget) {
                hide();
                show();
            }
            return picker;
        };

        picker.stepping = function (stepping) {
            if (arguments.length === 0) {
                return options.stepping;
            }

            stepping = parseInt(stepping, 10);
            if (isNaN(stepping) || stepping < 1) {
                stepping = 1;
            }
            options.stepping = stepping;
            return picker;
        };

        picker.useCurrent = function (useCurrent) {
            var useCurrentOptions = ['year', 'month', 'day', 'hour', 'minute'];
            if (arguments.length === 0) {
                return options.useCurrent;
            }

            if ((typeof useCurrent !== 'boolean') && (typeof useCurrent !== 'string')) {
                throw new TypeError('useCurrent() expects a boolean or string parameter');
            }
            if (typeof useCurrent === 'string' && useCurrentOptions.indexOf(useCurrent.toLowerCase()) === -1) {
                throw new TypeError('useCurrent() expects a string parameter of ' + useCurrentOptions.join(', '));
            }
            options.useCurrent = useCurrent;
            return picker;
        };

        picker.collapse = function (collapse) {
            if (arguments.length === 0) {
                return options.collapse;
            }

            if (typeof collapse !== 'boolean') {
                throw new TypeError('collapse() expects a boolean parameter');
            }
            if (options.collapse === collapse) {
                return picker;
            }
            options.collapse = collapse;
            if (widget) {
                hide();
                show();
            }
            return picker;
        };

        picker.icons = function (icons) {
            if (arguments.length === 0) {
                return $.extend({}, options.icons);
            }

            if (!(icons instanceof Object)) {
                throw new TypeError('icons() expects parameter to be an Object');
            }
            $.extend(options.icons, icons);
            if (widget) {
                hide();
                show();
            }
            return picker;
        };

        picker.tooltips = function (tooltips) {
            if (arguments.length === 0) {
                return $.extend({}, options.tooltips);
            }

            if (!(tooltips instanceof Object)) {
                throw new TypeError('tooltips() expects parameter to be an Object');
            }
            $.extend(options.tooltips, tooltips);
            if (widget) {
                hide();
                show();
            }
            return picker;
        };

        picker.useStrict = function (useStrict) {
            if (arguments.length === 0) {
                return options.useStrict;
            }

            if (typeof useStrict !== 'boolean') {
                throw new TypeError('useStrict() expects a boolean parameter');
            }
            options.useStrict = useStrict;
            return picker;
        };

        picker.sideBySide = function (sideBySide) {
            if (arguments.length === 0) {
                return options.sideBySide;
            }

            if (typeof sideBySide !== 'boolean') {
                throw new TypeError('sideBySide() expects a boolean parameter');
            }
            options.sideBySide = sideBySide;
            if (widget) {
                hide();
                show();
            }
            return picker;
        };

        picker.viewMode = function (viewMode) {
            if (arguments.length === 0) {
                return options.viewMode;
            }

            if (typeof viewMode !== 'string') {
                throw new TypeError('viewMode() expects a string parameter');
            }

            if (viewModes.indexOf(viewMode) === -1) {
                throw new TypeError('viewMode() parameter must be one of (' + viewModes.join(', ') + ') value');
            }

            options.viewMode = viewMode;
            currentViewMode = Math.max(viewModes.indexOf(viewMode), minViewModeNumber);

            showMode();
            return picker;
        };

        picker.toolbarPlacement = function (toolbarPlacement) {
            if (arguments.length === 0) {
                return options.toolbarPlacement;
            }

            if (typeof toolbarPlacement !== 'string') {
                throw new TypeError('toolbarPlacement() expects a string parameter');
            }
            if (toolbarPlacements.indexOf(toolbarPlacement) === -1) {
                throw new TypeError('toolbarPlacement() parameter must be one of (' + toolbarPlacements.join(', ') + ') value');
            }
            options.toolbarPlacement = toolbarPlacement;

            if (widget) {
                hide();
                show();
            }
            return picker;
        };

        picker.widgetPositioning = function (widgetPositioning) {
            if (arguments.length === 0) {
                return $.extend({}, options.widgetPositioning);
            }

            if (({}).toString.call(widgetPositioning) !== '[object Object]') {
                throw new TypeError('widgetPositioning() expects an object variable');
            }
            if (widgetPositioning.horizontal) {
                if (typeof widgetPositioning.horizontal !== 'string') {
                    throw new TypeError('widgetPositioning() horizontal variable must be a string');
                }
                widgetPositioning.horizontal = widgetPositioning.horizontal.toLowerCase();
                if (horizontalModes.indexOf(widgetPositioning.horizontal) === -1) {
                    throw new TypeError('widgetPositioning() expects horizontal parameter to be one of (' + horizontalModes.join(', ') + ')');
                }
                options.widgetPositioning.horizontal = widgetPositioning.horizontal;
            }
            if (widgetPositioning.vertical) {
                if (typeof widgetPositioning.vertical !== 'string') {
                    throw new TypeError('widgetPositioning() vertical variable must be a string');
                }
                widgetPositioning.vertical = widgetPositioning.vertical.toLowerCase();
                if (verticalModes.indexOf(widgetPositioning.vertical) === -1) {
                    throw new TypeError('widgetPositioning() expects vertical parameter to be one of (' + verticalModes.join(', ') + ')');
                }
                options.widgetPositioning.vertical = widgetPositioning.vertical;
            }
            update();
            return picker;
        };

        picker.calendarWeeks = function (calendarWeeks) {
            if (arguments.length === 0) {
                return options.calendarWeeks;
            }

            if (typeof calendarWeeks !== 'boolean') {
                throw new TypeError('calendarWeeks() expects parameter to be a boolean value');
            }

            options.calendarWeeks = calendarWeeks;
            update();
            return picker;
        };

        picker.showTodayButton = function (showTodayButton) {
            if (arguments.length === 0) {
                return options.showTodayButton;
            }

            if (typeof showTodayButton !== 'boolean') {
                throw new TypeError('showTodayButton() expects a boolean parameter');
            }

            options.showTodayButton = showTodayButton;
            if (widget) {
                hide();
                show();
            }
            return picker;
        };

        picker.showClear = function (showClear) {
            if (arguments.length === 0) {
                return options.showClear;
            }

            if (typeof showClear !== 'boolean') {
                throw new TypeError('showClear() expects a boolean parameter');
            }

            options.showClear = showClear;
            if (widget) {
                hide();
                show();
            }
            return picker;
        };

        picker.widgetParent = function (widgetParent) {
            if (arguments.length === 0) {
                return options.widgetParent;
            }

            if (typeof widgetParent === 'string') {
                widgetParent = $(widgetParent);
            }

            if (widgetParent !== null && (typeof widgetParent !== 'string' && !(widgetParent instanceof $))) {
                throw new TypeError('widgetParent() expects a string or a jQuery object parameter');
            }

            options.widgetParent = widgetParent;
            if (widget) {
                hide();
                show();
            }
            return picker;
        };

        picker.keepOpen = function (keepOpen) {
            if (arguments.length === 0) {
                return options.keepOpen;
            }

            if (typeof keepOpen !== 'boolean') {
                throw new TypeError('keepOpen() expects a boolean parameter');
            }

            options.keepOpen = keepOpen;
            return picker;
        };

        picker.focusOnShow = function (focusOnShow) {
            if (arguments.length === 0) {
                return options.focusOnShow;
            }

            if (typeof focusOnShow !== 'boolean') {
                throw new TypeError('focusOnShow() expects a boolean parameter');
            }

            options.focusOnShow = focusOnShow;
            return picker;
        };

        picker.inline = function (inline) {
            if (arguments.length === 0) {
                return options.inline;
            }

            if (typeof inline !== 'boolean') {
                throw new TypeError('inline() expects a boolean parameter');
            }

            options.inline = inline;
            return picker;
        };

        picker.clear = function () {
            clear();
            return picker;
        };

        picker.keyBinds = function (keyBinds) {
            options.keyBinds = keyBinds;
            return picker;
        };

        picker.getMoment = function (d) {
            return getMoment(d);
        };

        picker.debug = function (debug) {
            if (typeof debug !== 'boolean') {
                throw new TypeError('debug() expects a boolean parameter');
            }

            options.debug = debug;
            return picker;
        };

        picker.allowInputToggle = function (allowInputToggle) {
            if (arguments.length === 0) {
                return options.allowInputToggle;
            }

            if (typeof allowInputToggle !== 'boolean') {
                throw new TypeError('allowInputToggle() expects a boolean parameter');
            }

            options.allowInputToggle = allowInputToggle;
            return picker;
        };

        picker.showClose = function (showClose) {
            if (arguments.length === 0) {
                return options.showClose;
            }

            if (typeof showClose !== 'boolean') {
                throw new TypeError('showClose() expects a boolean parameter');
            }

            options.showClose = showClose;
            return picker;
        };

        picker.keepInvalid = function (keepInvalid) {
            if (arguments.length === 0) {
                return options.keepInvalid;
            }

            if (typeof keepInvalid !== 'boolean') {
                throw new TypeError('keepInvalid() expects a boolean parameter');
            }
            options.keepInvalid = keepInvalid;
            return picker;
        };

        picker.datepickerInput = function (datepickerInput) {
            if (arguments.length === 0) {
                return options.datepickerInput;
            }

            if (typeof datepickerInput !== 'string') {
                throw new TypeError('datepickerInput() expects a string parameter');
            }

            options.datepickerInput = datepickerInput;
            return picker;
        };

        picker.parseInputDate = function (parseInputDate) {
            if (arguments.length === 0) {
                return options.parseInputDate;
            }

            if (typeof parseInputDate !== 'function') {
                throw new TypeError('parseInputDate() sholud be as function');
            }

            options.parseInputDate = parseInputDate;

            return picker;
        };

        picker.disabledTimeIntervals = function (disabledTimeIntervals) {
            ///<signature helpKeyword="$.fn.datetimepicker.disabledTimeIntervals">
            ///<summary>Returns an array with the currently set disabled dates on the component.</summary>
            ///<returns type="array">options.disabledTimeIntervals</returns>
            ///</signature>
            ///<signature>
            ///<summary>Setting this takes precedence over options.minDate, options.maxDate configuration. Also calling this function removes the configuration of
            ///options.enabledDates if such exist.</summary>
            ///<param name="dates" locid="$.fn.datetimepicker.disabledTimeIntervals_p:dates">Takes an [ string or Date or moment ] of values and allows the user to select only from those days.</param>
            ///</signature>
            if (arguments.length === 0) {
                return (options.disabledTimeIntervals ? $.extend({}, options.disabledTimeIntervals) : options.disabledTimeIntervals);
            }

            if (!disabledTimeIntervals) {
                options.disabledTimeIntervals = false;
                update();
                return picker;
            }
            if (!(disabledTimeIntervals instanceof Array)) {
                throw new TypeError('disabledTimeIntervals() expects an array parameter');
            }
            options.disabledTimeIntervals = disabledTimeIntervals;
            update();
            return picker;
        };

        picker.disabledHours = function (hours) {
            ///<signature helpKeyword="$.fn.datetimepicker.disabledHours">
            ///<summary>Returns an array with the currently set disabled hours on the component.</summary>
            ///<returns type="array">options.disabledHours</returns>
            ///</signature>
            ///<signature>
            ///<summary>Setting this takes precedence over options.minDate, options.maxDate configuration. Also calling this function removes the configuration of
            ///options.enabledHours if such exist.</summary>
            ///<param name="hours" locid="$.fn.datetimepicker.disabledHours_p:hours">Takes an [ int ] of values and disallows the user to select only from those hours.</param>
            ///</signature>
            if (arguments.length === 0) {
                return (options.disabledHours ? $.extend({}, options.disabledHours) : options.disabledHours);
            }

            if (!hours) {
                options.disabledHours = false;
                update();
                return picker;
            }
            if (!(hours instanceof Array)) {
                throw new TypeError('disabledHours() expects an array parameter');
            }
            options.disabledHours = indexGivenHours(hours);
            options.enabledHours = false;
            if (options.useCurrent && !options.keepInvalid) {
                var tries = 0;
                while (!isValid(date, 'h')) {
                    date.add(1, 'h');
                    if (tries === 24) {
                        throw 'Tried 24 times to find a valid date';
                    }
                    tries++;
                }
                setValue(date);
            }
            update();
            return picker;
        };

        picker.enabledHours = function (hours) {
            ///<signature helpKeyword="$.fn.datetimepicker.enabledHours">
            ///<summary>Returns an array with the currently set enabled hours on the component.</summary>
            ///<returns type="array">options.enabledHours</returns>
            ///</signature>
            ///<signature>
            ///<summary>Setting this takes precedence over options.minDate, options.maxDate configuration. Also calling this function removes the configuration of options.disabledHours if such exist.</summary>
            ///<param name="hours" locid="$.fn.datetimepicker.enabledHours_p:hours">Takes an [ int ] of values and allows the user to select only from those hours.</param>
            ///</signature>
            if (arguments.length === 0) {
                return (options.enabledHours ? $.extend({}, options.enabledHours) : options.enabledHours);
            }

            if (!hours) {
                options.enabledHours = false;
                update();
                return picker;
            }
            if (!(hours instanceof Array)) {
                throw new TypeError('enabledHours() expects an array parameter');
            }
            options.enabledHours = indexGivenHours(hours);
            options.disabledHours = false;
            if (options.useCurrent && !options.keepInvalid) {
                var tries = 0;
                while (!isValid(date, 'h')) {
                    date.add(1, 'h');
                    if (tries === 24) {
                        throw 'Tried 24 times to find a valid date';
                    }
                    tries++;
                }
                setValue(date);
            }
            update();
            return picker;
        };

        picker.viewDate = function (newDate) {
            ///<signature helpKeyword="$.fn.datetimepicker.viewDate">
            ///<summary>Returns the component's model current viewDate, a moment object or null if not set.</summary>
            ///<returns type="Moment">viewDate.clone()</returns>
            ///</signature>
            ///<signature>
            ///<summary>Sets the components model current moment to it. Passing a null value unsets the components model current moment. Parsing of the newDate parameter is made using moment library with the options.format and options.useStrict components configuration.</summary>
            ///<param name="newDate" locid="$.fn.datetimepicker.date_p:newDate">Takes string, viewDate, moment, null parameter.</param>
            ///</signature>
            if (arguments.length === 0) {
                return viewDate.clone();
            }

            if (!newDate) {
                viewDate = date.clone();
                return picker;
            }

            if (typeof newDate !== 'string' && !moment.isMoment(newDate) && !(newDate instanceof Date)) {
                throw new TypeError('viewDate() parameter must be one of [string, moment or Date]');
            }

            viewDate = parseInputDate(newDate);
            viewUpdate();
            return picker;
        };

        // initializing element and component attributes
        if (element.is('input')) {
            input = element;
        } else {
            input = element.find(options.datepickerInput);
            if (input.size() === 0) {
                input = element.find('input');
            } else if (!input.is('input')) {
                throw new Error('CSS class "' + options.datepickerInput + '" cannot be applied to non input element');
            }
        }

        if (element.hasClass('input-group')) {
            // in case there is more then one 'input-group-addon' Issue #48
            if (element.find('.datepickerbutton').size() === 0) {
                component = element.find('.input-group-addon');
            } else {
                component = element.find('.datepickerbutton');
            }
        }

        if (!options.inline && !input.is('input')) {
            throw new Error('Could not initialize DateTimePicker without an input element');
        }

        // Set defaults for date here now instead of in var declaration
        date = getMoment();
        viewDate = date.clone();

        $.extend(true, options, dataToOptions());

        picker.options(options);

        initFormatting();

        attachDatePickerElementEvents();

        if (input.prop('disabled')) {
            picker.disable();
        }
        if (input.is('input') && input.val().trim().length !== 0) {
            setValue(parseInputDate(input.val().trim()));
        }
        else if (options.defaultDate && input.attr('placeholder') === undefined) {
            setValue(options.defaultDate);
        }
        if (options.inline) {
            show();
        }
        return picker;
    };

    /********************************************************************************
     *
     * jQuery plugin constructor and defaults object
     *
     ********************************************************************************/

    $.fn.datetimepicker = function (options) {
        return this.each(function () {
            var $this = $(this);
            if (!$this.data('DateTimePicker')) {
                // create a private copy of the defaults object
                options = $.extend(true, {}, $.fn.datetimepicker.defaults, options);
                $this.data('DateTimePicker', dateTimePicker($this, options));
            }
        });
    };

    $.fn.datetimepicker.defaults = {
        timeZone: 'Etc/UTC',
        format: false,
        dayViewHeaderFormat: 'MMMM YYYY',
        extraFormats: false,
        stepping: 1,
        minDate: false,
        maxDate: false,
        useCurrent: true,
        collapse: true,
        locale: moment.locale(),
        defaultDate: false,
        disabledDates: false,
        enabledDates: false,
        icons: {
            time: 'glyphicon glyphicon-time',
            date: 'glyphicon glyphicon-calendar',
            up: 'glyphicon glyphicon-chevron-up',
            down: 'glyphicon glyphicon-chevron-down',
            previous: 'glyphicon glyphicon-chevron-left',
            next: 'glyphicon glyphicon-chevron-right',
            today: 'glyphicon glyphicon-screenshot',
            clear: 'glyphicon glyphicon-trash',
            close: 'glyphicon glyphicon-remove'
        },
        tooltips: {
            today: 'Go to today',
            clear: 'Clear selection',
            close: 'Close the picker',
            selectMonth: 'Select Month',
            prevMonth: 'Previous Month',
            nextMonth: 'Next Month',
            selectYear: 'Select Year',
            prevYear: 'Previous Year',
            nextYear: 'Next Year',
            selectDecade: 'Select Decade',
            prevDecade: 'Previous Decade',
            nextDecade: 'Next Decade',
            prevCentury: 'Previous Century',
            nextCentury: 'Next Century',
            pickHour: 'Pick Hour',
            incrementHour: 'Increment Hour',
            decrementHour: 'Decrement Hour',
            pickMinute: 'Pick Minute',
            incrementMinute: 'Increment Minute',
            decrementMinute: 'Decrement Minute',
            pickSecond: 'Pick Second',
            incrementSecond: 'Increment Second',
            decrementSecond: 'Decrement Second',
            togglePeriod: 'Toggle Period',
            selectTime: 'Select Time'
        },
        useStrict: false,
        sideBySide: false,
        daysOfWeekDisabled: false,
        calendarWeeks: false,
        viewMode: 'days',
        toolbarPlacement: 'default',
        showTodayButton: false,
        showClear: false,
        showClose: false,
        widgetPositioning: {
            horizontal: 'auto',
            vertical: 'auto'
        },
        widgetParent: null,
        ignoreReadonly: false,
        keepOpen: false,
        focusOnShow: true,
        inline: false,
        keepInvalid: false,
        datepickerInput: '.datepickerinput',
        keyBinds: {
            up: function (widget) {
                if (!widget) {
                    return;
                }
                var d = this.date() || this.getMoment();
                if (widget.find('.datepicker').is(':visible')) {
                    this.date(d.clone().subtract(7, 'd'));
                } else {
                    this.date(d.clone().add(this.stepping(), 'm'));
                }
            },
            down: function (widget) {
                if (!widget) {
                    this.show();
                    return;
                }
                var d = this.date() || this.getMoment();
                if (widget.find('.datepicker').is(':visible')) {
                    this.date(d.clone().add(7, 'd'));
                } else {
                    this.date(d.clone().subtract(this.stepping(), 'm'));
                }
            },
            'control up': function (widget) {
                if (!widget) {
                    return;
                }
                var d = this.date() || this.getMoment();
                if (widget.find('.datepicker').is(':visible')) {
                    this.date(d.clone().subtract(1, 'y'));
                } else {
                    this.date(d.clone().add(1, 'h'));
                }
            },
            'control down': function (widget) {
                if (!widget) {
                    return;
                }
                var d = this.date() || this.getMoment();
                if (widget.find('.datepicker').is(':visible')) {
                    this.date(d.clone().add(1, 'y'));
                } else {
                    this.date(d.clone().subtract(1, 'h'));
                }
            },
            left: function (widget) {
                if (!widget) {
                    return;
                }
                var d = this.date() || this.getMoment();
                if (widget.find('.datepicker').is(':visible')) {
                    this.date(d.clone().subtract(1, 'd'));
                }
            },
            right: function (widget) {
                if (!widget) {
                    return;
                }
                var d = this.date() || this.getMoment();
                if (widget.find('.datepicker').is(':visible')) {
                    this.date(d.clone().add(1, 'd'));
                }
            },
            pageUp: function (widget) {
                if (!widget) {
                    return;
                }
                var d = this.date() || this.getMoment();
                if (widget.find('.datepicker').is(':visible')) {
                    this.date(d.clone().subtract(1, 'M'));
                }
            },
            pageDown: function (widget) {
                if (!widget) {
                    return;
                }
                var d = this.date() || this.getMoment();
                if (widget.find('.datepicker').is(':visible')) {
                    this.date(d.clone().add(1, 'M'));
                }
            },
            enter: function () {
                this.hide();
            },
            escape: function () {
                this.hide();
            },
            //tab: function (widget) { //this break the flow of the form. disabling for now
            //    var toggle = widget.find('.picker-switch a[data-action="togglePicker"]');
            //    if(toggle.length > 0) toggle.click();
            //},
            'control space': function (widget) {
                if (widget.find('.timepicker').is(':visible')) {
                    widget.find('.btn[data-action="togglePeriod"]').click();
                }
            },
            t: function () {
                this.date(this.getMoment());
            },
            'delete': function () {
                this.clear();
            }
        },
        debug: false,
        allowInputToggle: false,
        disabledTimeIntervals: false,
        disabledHours: false,
        enabledHours: false,
        viewDate: false
    };
}));

//! moment.js locale configuration
//! locale : italian (it)
//! author : Lorenzo : https://github.com/aliem
//! author: Mattia Larentis: https://github.com/nostalgiaz

(function (global, factory) {
    typeof exports === 'object' && typeof module !== 'undefined' ? factory(require('../moment')) :
        typeof define === 'function' && define.amd ? define(['moment'], factory) :
            factory(global.moment)
}(this, function (moment) { 'use strict';

    var it = moment.defineLocale('it', {
        months : 'gennaio_febbraio_marzo_aprile_maggio_giugno_luglio_agosto_settembre_ottobre_novembre_dicembre'.split('_'),
        monthsShort : 'gen_feb_mar_apr_mag_giu_lug_ago_set_ott_nov_dic'.split('_'),
        weekdays : 'Domenica_Lunedì_Martedì_Mercoledì_Giovedì_Venerdì_Sabato'.split('_'),
        weekdaysShort : 'Dom_Lun_Mar_Mer_Gio_Ven_Sab'.split('_'),
        weekdaysMin : 'D_L_Ma_Me_G_V_S'.split('_'),
        longDateFormat : {
            LT : 'HH:mm',
            LTS : 'HH:mm:ss',
            L : 'DD/MM/YYYY',
            LL : 'D MMMM YYYY',
            LLL : 'D MMMM YYYY HH:mm',
            LLLL : 'dddd, D MMMM YYYY HH:mm'
        },
        calendar : {
            sameDay: '[Oggi alle] LT',
            nextDay: '[Domani alle] LT',
            nextWeek: 'dddd [alle] LT',
            lastDay: '[Ieri alle] LT',
            lastWeek: function () {
                switch (this.day()) {
                    case 0:
                        return '[la scorsa] dddd [alle] LT';
                    default:
                        return '[lo scorso] dddd [alle] LT';
                }
            },
            sameElse: 'L'
        },
        relativeTime : {
            future : function (s) {
                return ((/^[0-9].+$/).test(s) ? 'tra' : 'in') + ' ' + s;
            },
            past : '%s fa',
            s : 'alcuni secondi',
            m : 'un minuto',
            mm : '%d minuti',
            h : 'un\'ora',
            hh : '%d ore',
            d : 'un giorno',
            dd : '%d giorni',
            M : 'un mese',
            MM : '%d mesi',
            y : 'un anno',
            yy : '%d anni'
        },
        ordinalParse : /\d{1,2}º/,
        ordinal: '%dº',
        week : {
            dow : 1, // Monday is the first day of the week.
            doy : 4  // The week that contains Jan 4th is the first week of the year.
        }
    });

    return it;

}));