--- loncom/interface/lonfeedback.pm	2008/06/06 05:24:28	1.255
+++ loncom/interface/lonfeedback.pm	2008/12/21 16:18:04	1.255.2.2
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # Feedback
 #
-# $Id: lonfeedback.pm,v 1.255 2008/06/06 05:24:28 raeburn Exp $
+# $Id: lonfeedback.pm,v 1.255.2.2 2008/12/21 16:18:04 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -625,7 +625,7 @@ END
                             $filterchoice .= ' '.$role_types{$role}.',';
                         }
                         $filterchoice =~ s/,$//;
-                        $filterchoice .= '<br />&nbsp;&nbsp&nbsp;&nbsp;&nbsp;&nbsp;&nbsp&nbsp;';
+                        $filterchoice .= '<br />'.('&nbsp;' x8);
                     }
                     if ($statusfilter) {
                         $filterchoice .= '<i>'.&mt('status').'</i>-&nbsp;'.$status_types{$statusfilter};
@@ -794,7 +794,7 @@ sub action_links_bar {
             $discussion .= '&previous='.$prevread;
         }
         $discussion .= &group_args($group);
-        $discussion .='">'.&mt('Sorting/Filtering options').'</a>&nbsp;&nbsp';
+        $discussion .='">'.&mt('Sorting/Filtering options').'</a>'.('&nbsp;' x2);
     } else {
         $discussion .= '<td align="left">';
     }
@@ -3247,12 +3247,18 @@ function setblogvalue() {
 sub has_discussion {
     my $resourcesref = shift;
     my $navmap = Apache::lonnavmaps::navmap->new();
-    my @allres=$navmap->retrieveResources();
-    foreach my $resource (@allres) {
-        if ($resource->hasDiscussion()) {
-            my $ressymb = $resource->wrap_symb();
-            push(@{$resourcesref}, $ressymb);
+    if (defined($navmap)) {
+        my @allres=$navmap->retrieveResources();
+        foreach my $resource (@allres) {
+            if ($resource->hasDiscussion()) {
+                my $ressymb = $resource->wrap_symb();
+                if (ref($resourcesref) eq 'ARRAY') {
+                    push(@{$resourcesref}, $ressymb);
+                }
+            }
         }
+    } else {
+        &Apache::lonnet::logthis('Has discussion check failed - could not create navmap object.');
     }
     return;
 }
@@ -3654,7 +3660,7 @@ ENDREDIR
   } else {
 # ------------------------------------------------------------- Normal feedback
       my $feedurl=$env{'form.postdata'};
-      $feedurl=~s/^http\:\/\///;
+      $feedurl=~s/^https?\:\/\///;
       $feedurl=~s/^$ENV{'SERVER_NAME'}//;
       $feedurl=~s/^$ENV{'HTTP_HOST'}//;
       $feedurl=~s/\?.+$//;