+ if (!check_num('tax_prd', 1))
+ {
+ display_error(_("Tax Periods must be positive number."));
+ set_focus('tax_prd');
+ $input_error = 1;
+ }
+ if (!check_num('tax_last', 1))
+ {
+ display_error(_("Tax Last Periods must be positive number."));
+ set_focus('tax_last');
+ $input_error = 1;
+ }
+ if (!check_num('round_to', 1))
+ {
+ display_error(_("Round Calculated field must be a positive number."));
+ set_focus('round_to');
+ $input_error = 1;
+ }
+ if ($_POST['add_pct'] != "" && !is_numeric($_POST['add_pct']))
+ {
+ display_error(_("Add Price from Std Cost field must be number."));
+ set_focus('add_pct');
+ $input_error = 1;
+ }