{
display_error( _("The quantity being invoiced is more than the outstanding quantity by more than the allowed over-charge percentage. The system is set up to prohibit this. See the system administrator to modify the set up parameters if necessary.")
. _("The over-charge percentage allowance is :") . sys_prefs::over_charge_allowance() . "%");
{
display_error( _("The quantity being invoiced is more than the outstanding quantity by more than the allowed over-charge percentage. The system is set up to prohibit this. See the system administrator to modify the set up parameters if necessary.")
. _("The over-charge percentage allowance is :") . sys_prefs::over_charge_allowance() . "%");