Eliminated non-static method calls and other bulk fixes to fix php5 warnings

[fa-stable.git] / sales / credit_note_entry.php

diff --git a/sales/credit_note_entry.php b/sales/credit_note_entry.php
index 18e945c298f154f54641abe2ddae6fe5a2fd4d9c..7dcc461dd3c132541447de6df5d96c1451bf58c0 100644 (file)
--- a/sales/credit_note_entry.php
+++ b/sales/credit_note_entry.php
@@ -132,13 +132,14 @@ function handle_new_credit($trans_no)
 
 function can_process()
 {
+       global $Refs;
 
        $input_error = 0;
 
        if ($_SESSION['Items']->count_items() == 0 && (!check_num('ChargeFreightCost',0)))
                return false;
        if($_SESSION['Items']->trans_no == 0) {
-           if (!references::is_valid($_POST['ref'])) {
+           if (!$Refs->is_valid($_POST['ref'])) {
                display_error( _("You must enter a reference."));
                set_focus('ref');
                $input_error = 1;