--- loncom/interface/lonnavmaps.pm	2016/08/10 21:29:52	1.509.2.3
+++ loncom/interface/lonnavmaps.pm	2016/10/27 15:17:42	1.509.2.4
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Navigate Maps Handler
 #
-# $Id: lonnavmaps.pm,v 1.509.2.3 2016/08/10 21:29:52 raeburn Exp $
+# $Id: lonnavmaps.pm,v 1.509.2.4 2016/10/27 15:17:42 raeburn Exp $
 
 #
 # Copyright Michigan State University Board of Trustees
@@ -4027,6 +4027,7 @@ sub enclosing_map_src {
 }
 sub symb {
     my $self=shift;
+    if (defined($self->{SYMB})) { return $self->{SYMB}; }
     (my $first, my $second) = $self->{ID} =~ /(\d+).(\d+)/;
     my $symbSrc = &Apache::lonnet::declutter($self->src());
     my $symb = &Apache::lonnet::declutter($self->navHash('map_id_'.$first))