--- loncom/interface/coursecatalog.pm	2010/12/22 04:14:09	1.58.4.6
+++ loncom/interface/coursecatalog.pm	2011/10/03 01:35:46	1.58.4.8
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Handler for displaying the course catalog interface
 #
-# $Id: coursecatalog.pm,v 1.58.4.6 2010/12/22 04:14:09 raeburn Exp $
+# $Id: coursecatalog.pm,v 1.58.4.8 2011/10/03 01:35:46 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -284,7 +284,6 @@ sub instcode_course_selector {
         $r->print('<input type="hidden" name="coursenum" value="" />'."\n".
                   '<input type="hidden" name="sortby" value="" />'."\n".
                   '<input type="hidden" name="state" value="listing" />'."\n".
-                  '<input type="hidden" name="form.currcat_0" value="instcode::0" />'."\n".
                   '<input type="submit" name="catalogfilter" value="'.
                   &mt('Display courses').'" />'.
                   '<input type="hidden" name="numtitles" value="'.$numtitles.
@@ -805,8 +804,8 @@ sub build_courseinfo_hash {
             $selfenroll_end = $courses->{$course}{'selfenroll_end_date'};
             $categories = $courses->{$course}{'categories'};
             push(@owners,$singleowner);
-            if (ref($courses->{$course}{'co-owners'}) eq 'ARRAY') {
-                foreach my $item (@{$courses->{$course}{'co-owners'}}) {
+            if ($courses->{$course}{'co-owners'} ne '') {
+                foreach my $item (split(/,/,$courses->{$course}{'co-owners'})) {
                     push(@owners,$item);
                 }
             }