private void ZFilterFormAdd(frmFilter pForm, Form pCentreOnThis)
{
mFilterForms.Add(pForm);
pForm.FormClosed += ZFilterFormClosed;
Program.Centre(pForm, pCentreOnThis, mFilterForms);
pForm.Show();
}
public void FilterOr(frmFilter pCentreOnThis) => ZFilterFormAdd(new frmFilter(mClient.InstanceName, this), pCentreOnThis);