/// <summary>
        /// Saves the data-type PreValue options.
        /// </summary>
        public override void Save()
        {
            // set the options
            var options = new AS3U_Options()
            {
                AccessKey = this.txtAccessKey.Text,
                SecretKey = this.txtSecretKey.Text
            };

            // save the options as JSON
            this.SaveAsJson(options);
        }
        /// <summary>
        /// Raises the <see cref="E:System.Web.UI.Control.Load"/> event.
        /// </summary>
        /// <param name="e">The <see cref="T:System.EventArgs"/> object that contains the event data.</param>
        protected override void OnLoad(EventArgs e)
        {
            base.OnLoad(e);

            // get PreValues, load them into the controls.
            var options = this.GetPreValueOptions<AS3U_Options>();

            // if the options are null, then load the defaults
            if (options == null)
            {
                options = new AS3U_Options(true);
            }

            // set the values
            this.txtAccessKey.Text = options.AccessKey;
            this.txtSecretKey.Text = options.SecretKey;
        }