--- loncom/interface/lonmenu.pm	2016/04/05 02:02:28	1.445
+++ loncom/interface/lonmenu.pm	2016/04/15 14:14:09	1.446
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Routines to control the menu
 #
-# $Id: lonmenu.pm,v 1.445 2016/04/05 02:02:28 raeburn Exp $
+# $Id: lonmenu.pm,v 1.446 2016/04/15 14:14:09 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -560,7 +560,7 @@ sub create_submenu {
 # see perldoc create_submenu documentation for further information
 sub build_submenu {
     my ($target, $submenu, $translate, $first_level) = @_; 
-    if (!defined(@{$submenu})) {
+    unless (@{$submenu}) {
         return '';
     }