+ if (isset($_POST['charge']) && !check_num('charge', 0))
+ {
+ display_error(_("The entered amount is invalid or less than zero."));
+ set_focus('charge');
+ return false;
+ }
+ if (isset($_POST['charge']) && input_num('charge') > 0 && get_company_pref('bank_charge_act') == '') {
+ display_error(_("The Bank Charge Account has not been set in System and General GL Setup."));
+ set_focus('charge');
+ return false;
+ }
+ if (!$Refs->is_valid($_POST['ref']))