void ChkCustomerByMemNo(string memno)
{
var blc = new BlCustomer();
blc.GetCustomerByMemno(int.Parse(memno));
if (blc.CustomerRow == null) return;
customertype.Enabled = true;
_customerno = blc.CustomerRow.CUSTNO;
customertype.EditValue = blc.CustomerRow.CUSTOMERTYPE;
custcomp.Text = blc.CustomerRow.CUSTCOMP;
customername.Text = blc.CustomerRow.CUSTOMERNAME;
customerid.Text = blc.CustomerRow.CUSTOMERID;
custphone.Text = blc.CustomerRow.PHONE;
custmobile.Text = blc.CustomerRow.Mobile;
custemail.Text = blc.CustomerRow.EMAIL;
custnote.Text = blc.CustomerRow.NOTE;
custfixdisc.Checked = blc.CustomerRow.FIXDISC;
custfixdiscperc.EditValue = blc.CustomerRow.FIXDISCAMTPER;
comboBoxEdit1.SelectedIndex = blc.CustomerRow.PAYTYPE;
}