private void UpdateUOM()
{
string uom_orig = uom_cbo.Text;
DataTable ds = DataList.PartUOM(partnum_txt.Text);
uom_cbo.DataSource = ds;
uom_cbo.DisplayMember = "UOMCode";
uom_cbo.ValueMember = "UOMCode";
uom_cbo.Text = uom_orig;
try
{
//uom_cbo.Text = EngWBDS.Tables["ECOMtl"].Rows[BillDataGrid.CurrentCellAddress.Y]["UOMCode"].ToString();
}
catch { }
}