/// <summary>
        /// Removes the created toolbar.
        /// </summary>
        public override bool Undo(Installer installer)
        {
            CuiFile cui = new CuiFile(CuiFile.MaxGetActiveCuiFile());
            if (!cui.Read())
                return false;

            if (cui.RemoveToolbar(this.ToolbarName))
            {
                if (!cui.Write())
                    return false;
                else
                    cui.MaxLoadCuiFile();
            }

            return true;
        }