private void button4_Click(object sender, EventArgs e)
{
if (lst_tanks.SelectedItems.Count > 0)
{
UnloadingDipReadings read = (UnloadingDipReadings)lst_tanks.SelectedItems[0].Tag;
CustomeRepository.UpdateDipValues(txt_DocNo.Text.Trim(), read.TankD, num_afterReading.Value, 2);
if (txt_DocNo.Text.Trim() != "")
{
LoadTanks(txt_DocNo.Text);
}
}
}
