/// <summary>
        /// Default constructor.
        /// </summary>
        public VerticalTabControl()
        {
            // Create tab pages collection
            this.tabPages = new VerticalTabPageCollection(this);

            // Initialize splitter line control
            tabSplitterLine             = new Label();
            tabSplitterLine.Text        = String.Empty;
            tabSplitterLine.Visible     = false;
            tabSplitterLine.BorderStyle = BorderStyle.FixedSingle;
            this.Controls.Add(tabSplitterLine);

            this.SetStyle(ControlStyles.ResizeRedraw, true);
        }
        /// <summary>
        /// Default constructor.
        /// </summary>
        public VerticalTabControl()
        {
            // Create tab pages collection
            this.tabPages = new VerticalTabPageCollection(this);

            // Initialize splitter line control
            tabSplitterLine = new Label();
            tabSplitterLine.Text = String.Empty;
            tabSplitterLine.Visible = false;
            tabSplitterLine.BorderStyle = BorderStyle.FixedSingle;
            this.Controls.Add(tabSplitterLine);

            this.SetStyle(ControlStyles.ResizeRedraw, true);
        }