private void btnColor_Click(object sender, RoutedEventArgs e)
        {
            if (colorwindows == null)
            {
                colorwindows = new ColorWindow();
                colorwindows.Show();
                colorwindows.Closed += colorwindows_Closed;
            }
            else
            {

                colorwindows.Show();
            }
        }
        void colorwindows_Closed(object sender, EventArgs e)
        {
            colorwindows = null;
            var isChange = (sender as ColorWindow).IsChangeData;
            if (!isChange) return;
            var dataContext = (MainWindowViewModel)this.DataContext;
            var userPrefs = new UserPreferences();
            dataContext.SetBible(userPrefs.BibileLocation);

            //BibleBooksComboBox.SelectedIndex = BibleBooksComboBox.SelectedIndex;
            //cboDoan.SelectedIndex = cboDoan.SelectedIndex;
        }