--- loncom/interface/lonuserutils.pm	2007/12/24 05:26:31	1.33
+++ loncom/interface/lonuserutils.pm	2007/12/26 13:55:32	1.35
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Utility functions for managing LON-CAPA user accounts
 #
-# $Id: lonuserutils.pm,v 1.33 2007/12/24 05:26:31 raeburn Exp $
+# $Id: lonuserutils.pm,v 1.35 2007/12/26 13:55:32 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -1311,7 +1311,7 @@ sub print_userlist {
                   &Apache::lonhtmlcommon::row_closure(1).
                   &Apache::lonhtmlcommon::end_pick_box().'</p>'.
                   '<p>'.&list_submit_button(&mt('Update Display')).
-                  "\n</p>\n");
+                  "\n".'</p><span class="LC_warning">'.&mt('Warning: data retrieval for multiple courses can take considerable time, as this operation is not currently optimized.').'</span>'."\n");
         if ($env{'form.coursepick'}) {
             $r->print('<hr />'.&mt('Searching').' ...<br />&nbsp;<br />');
         }
@@ -1877,7 +1877,7 @@ sub show_users_list {
         $sortby = 'username';
     }
     my $setting = $env{'form.roletype'};
-    my ($cid,$cdom,$cnum,$classgroups,$displayphotos,$displayclickers,$secfilter,$grpfilter);
+    my ($cid,$cdom,$cnum,$classgroups,$displayphotos,$displayclickers);
     if ($context eq 'course') {
         $cid = $env{'request.course.id'};
         ($cnum,$cdom) = &get_course_identity($cid);