private void mnuStaffAdd_Click(object sender, RoutedEventArgs e)
{
// Open the add teacher window
AddTeacherWindow addTeacher = new AddTeacherWindow();
addTeacher.ShowDialog();
}
private void lblCreateTeacher_MouseDown(object sender, MouseButtonEventArgs e)
{
// Create a teacher and repopulate the list box to reflect this change
AddTeacherWindow atw = new AddTeacherWindow();
atw.ShowDialog();
populateTeacherComboBox();
}
