/// <summary>
        /// Asserts that toggle button is visible.
        /// </summary>
        /// <returns>True or False depending on the button visibility.</returns>
        public bool AssertToggleButtonIsVisible()
        {
            HtmlButton toggleButton = this.EM.Navigation.NavigationWidgetFrontend.ToggleButton;

            if (toggleButton.IsVisible())
            {
                return(true);
            }

            return(false);
        }