--- loncom/interface/courseprefs.pm	2009/08/19 19:35:00	1.6
+++ loncom/interface/courseprefs.pm	2009/09/04 21:42:38	1.7
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Handler to set configuration settings for a course
 #
-# $Id: courseprefs.pm,v 1.6 2009/08/19 19:35:00 raeburn Exp $
+# $Id: courseprefs.pm,v 1.7 2009/09/04 21:42:38 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -655,7 +655,7 @@ sub process_changes {
                             }
                             foreach my $key (keys(%env)) {
                                 if ($key =~ /^form\.\Q$entry\E_($match_username:$match_domain)$/) {
-                                    if ($env{'form.'.$key}) {
+                                    if ($env{$key}) {
                                        my $nothide = $1;
                                        if (!grep(/^\Q$nothide\E$/,@new_nothide)) {
                                            push(@new_nothide,$nothide); 
@@ -2411,7 +2411,9 @@ sub nothidepriv_row {
             }
         }
         if (exists($privileged{$udom}{$uname})) {
-            push(@privusers,$user);
+            unless (grep(/^\Q$user\E$/,@privusers)) {
+                push(@privusers,$user);
+            }
         }
     }
     if (@privusers) {
@@ -2431,8 +2433,8 @@ sub nothidepriv_row {
                           '</td><td align="left">'.
                           '<span class="LC_nobreak"><label>'.
                           '<input type="radio" name="'.$item.'_'.$user.'"'.
-                          $hideon.' value="yes" />'.&mt('Hidden').'</label>&nbsp;'.
-                          '<label><input type="radio" name="'.$item.'_'.$user.'"'.                          $hideoff.' value="" />'.&mt('Shown').'</label></span></td>'.
+                          $hideon.' value="" />'.&mt('Hidden').'</label>&nbsp;'.
+                          '<label><input type="radio" name="'.$item.'_'.$user.'"'.                          $hideoff.' value="yes" />'.&mt('Shown').'</label></span></td>'.
                           '</tr>';
         }
         $datatable .= '</table>';