private void btnAddNew_Click(object sender, EventArgs e)
        {
            try
            {
                frmIns_Configs afrmIns_Configs = new frmIns_Configs(this,AccessKey);
                afrmIns_Configs.ShowDialog();

            }
            catch (Exception ex)
            {
                MessageBox.Show("frmLst_Configs.btnAddNew_Click\n" + ex.ToString(), "Lỗi", MessageBoxButtons.OK, MessageBoxIcon.Error);
            }
        }
 private void btnInsConfig_ItemClick(object sender, ItemClickEventArgs e)
 {
     try
     {
         frmIns_Configs afrmIns_Configs = new frmIns_Configs();
         afrmIns_Configs.Show();
     }
     catch (Exception ex)
     {
         MessageBox.Show("frmMain.btnInsConfig_ItemClick\n" + ex.ToString(), "Lỗi", MessageBoxButtons.OK, MessageBoxIcon.Error);
     }
 }