/// <summary>
        ///   <para>The order to use when displaying comments.</para>
        /// </summary>
        /// <param name="widget">Widget to call method on.</param>
        /// <param name="order">Order of comments.</param>
        /// <returns>Reference to the current widget.</returns>
        /// <exception cref="ArgumentNullException">If <paramref name="widget"/> is a <c>null</c> reference.</exception>
        /// <seealso cref="IFacebookCommentsWidget.Order(string)"/>
        public static IFacebookCommentsWidget Order(this IFacebookCommentsWidget widget, FacebookCommentsOrder order)
        {
            Assertion.NotNull(widget);

            switch (order)
            {
            case FacebookCommentsOrder.ReverseTime:
                return(widget.Order("reverse_time"));

            case FacebookCommentsOrder.Time:
                return(widget.Order("time"));

            default:
                return(widget.Order("social"));
            }
        }
        /// <summary>
        ///   <para>The color scheme used by the widget.</para>
        /// </summary>
        /// <param name="widget">Widget to call method on.</param>
        /// <param name="colorScheme">Color scheme of widget.</param>
        /// <returns>Reference to the current widget.</returns>
        /// <exception cref="ArgumentNullException">If <paramref name="widget"/> is a <c>null</c> reference.</exception>
        /// <seealso cref="IFacebookCommentsWidget.ColorScheme(string)"/>
        public static IFacebookCommentsWidget ColorScheme(this IFacebookCommentsWidget widget, FacebookColorScheme colorScheme)
        {
            Assertion.NotNull(widget);

            return(widget.ColorScheme(colorScheme.ToString().ToLowerInvariant()));
        }
        /// <summary>
        ///   <para>he width of the widget.</para>
        /// </summary>
        /// <param name="widget">Widget to call method on.</param>
        /// <param name="width">Width of widget.</param>
        /// <returns>Reference to the current widget.</returns>
        /// <exception cref="ArgumentNullException">If <paramref name="widget"/> is a <c>null</c> reference.</exception>
        /// <seealso cref="IFacebookCommentsWidget.Width(string)"/>
        public static IFacebookCommentsWidget Width(this IFacebookCommentsWidget widget, short width)
        {
            Assertion.NotNull(widget);

            return(widget.Width(width.ToString(CultureInfo.InvariantCulture)));
        }