private void KeyManagerMenuItem_Click(object sender, EventArgs e)
        {
            frmKeyboardManager keyboardManager = new frmKeyboardManager();

            keyboardManager.ShowDialog();
            if (keyboardManager.DialogResult == DialogResult.OK)
            {
                Properties.Hotkeys.Default.Save();
            }
            if (keyboardManager.DialogResult == DialogResult.Cancel)
            {
                Properties.Hotkeys.Default.Reload();
            }
        }
        } // ShowSettings.

        private void ShowKeyboardManager()
        {
            frmKeyboardManager keyboardManager = new frmKeyboardManager();

            keyboardManager.ShowDialog();
            if (keyboardManager.DialogResult == DialogResult.OK)
            {
                Properties.Hotkeys.Default.Save();
            }
            if (keyboardManager.DialogResult == DialogResult.Cancel)
            {
                Properties.Hotkeys.Default.Reload();
            }
        }     // ShowKeyboardManager.