private void on_combo_ages2_changed(object o, EventArgs args)
{
string age2 = UtilGtk.ComboGetActive(combo_ages2);
if (age2 == Catalog.GetString(Constants.Any))
spin_ages2.Sensitive = false;
else
spin_ages2.Sensitive = true;
on_entries_required_changed(new object(), new EventArgs());
}