public InsertStudent(DateTime current_time)
 {
     InitializeComponent();
     m_curr_date = current_time;
     m_my_tracker = new Tracker();
 }
 public InsertStudent(Tracker my_track, DateTime current_date)
 {
     InitializeComponent();
     m_my_tracker = my_track;
     m_curr_date = current_date;
 }
 public InsertStudent(Tracker my_track)
 {
     InitializeComponent();
     m_my_tracker = my_track;
     m_curr_date = DateTime.Now;
 }