private void btnAddNew_Click(object sender, EventArgs e)
 {
     try
     {
         frmIns_Divisions afrmIns_Divisions = new frmIns_Divisions(this);
         afrmIns_Divisions.Show();
     }
     catch (Exception ex)
     {
         MessageBox.Show("frmLst_Divisions.btnAddNew_Click\n" + ex.ToString(), "Lỗi", MessageBoxButtons.OK, MessageBoxIcon.Error);
     }
 }
 private void btnInsDivisions_ItemClick(object sender, ItemClickEventArgs e)
 {
     try
     {
         frmIns_Divisions afrmIns_Divisions = new frmIns_Divisions();
         afrmIns_Divisions.Show();
     }
     catch (Exception ex)
     {
         MessageBox.Show("frmMain.btnInsDivisions_ItemClick\n" + ex.ToString(), "Lỗi", MessageBoxButtons.OK, MessageBoxIcon.Error);
     }
 }