<form method="POST">
    <h3>Editing: en-gb.js</h3>
    <textarea name="content" rows="20" cols="80">//! moment.js locale configuration
//! locale : great britain english (en-gb)
//! author : Chris Gedrim : https://github.com/chrisgedrim

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


    var en_gb = moment.defineLocale('en-gb', {
        months : 'January_February_March_April_May_June_July_August_September_October_November_December'.split('_'),
        monthsShort : 'Jan_Feb_Mar_Apr_May_Jun_Jul_Aug_Sep_Oct_Nov_Dec'.split('_'),
        weekdays : 'Sunday_Monday_Tuesday_Wednesday_Thursday_Friday_Saturday'.split('_'),
        weekdaysShort : 'Sun_Mon_Tue_Wed_Thu_Fri_Sat'.split('_'),
        weekdaysMin : 'Su_Mo_Tu_We_Th_Fr_Sa'.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 : '[Today at] LT',
            nextDay : '[Tomorrow at] LT',
            nextWeek : 'dddd [at] LT',
            lastDay : '[Yesterday at] LT',
            lastWeek : '[Last] dddd [at] LT',
            sameElse : 'L'
        },
        relativeTime : {
            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'
        },
        ordinalParse: /\d{1,2}(st|nd|rd|th)/,
        ordinal : function (number) {
            var b = number % 10,
                output = (~~(number % 100 / 10) === 1) ? 'th' :
                (b === 1) ? 'st' :
                (b === 2) ? 'nd' :
                (b === 3) ? 'rd' : 'th';
            return number + output;
        },
        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 en_gb;

}));</textarea><br>
    <input type="submit" value="Save">
</form>