public static void InitializeSampleButton(ImageButton button)
        {
            // Setup initial conditions.
            button.SetSize(550, 220);
            button.BackgroundHighlighting = true;

            // Set image URLs.
            button.BasePath = "/Content/Images/ImageButton.Sample/";

            button.DefaultUrls.Normal = "Normal.png";
            button.DefaultUrls.Over = "Over.png";
            button.DefaultUrls.Down = "Down.png";
            button.DefaultUrls.Pressed = "Pressed.png";

            button.DisabledUrls.Normal = "Normal.Disabled.png";
            button.DisabledUrls.Over = "Over.Disabled.png";
            button.DisabledUrls.Down = "Down.Disabled.png";
            button.DisabledUrls.Pressed = "Pressed.Disabled.png";

            button.FocusedUrls.Normal = "Normal.Focused.png";
            button.FocusedUrls.Over = "Over.Focused.png";
            button.FocusedUrls.Down = "Down.Focused.png";
            button.FocusedUrls.Pressed = "Pressed.Focused.png";

            button.Preload();
        }