--- loncom/interface/lontrackstudent.pm	2006/05/30 12:46:09	1.20
+++ loncom/interface/lontrackstudent.pm	2006/12/06 22:22:37	1.21
@@ -1,6 +1,6 @@
 # The LearningOnline Network with CAPA
 #
-# $Id: lontrackstudent.pm,v 1.20 2006/05/30 12:46:09 www Exp $
+# $Id: lontrackstudent.pm,v 1.21 2006/12/06 22:22:37 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -537,9 +537,10 @@ sub handler {
         # For now, just show all the data, in the future allow selection of
         # a student
         my ($sname,$sdom) = split(':',$env{'form.selected_student'});
-        if ($sname =~ /^\w*$/ && $sdom =~ /^\w*$/) {
+        if ($sname =~ /^$LONCAPA::username_re$/ 
+	    && $sdom =~ /^$LONCAPA::domain_re$/) {
             $r->print('<h2>'.
-                      &mt('Recent activity of [_1]@[_2]',$sname,$sdom).
+                      &mt('Recent activity of [_1]:[_2]',$sname,$sdom).
                       '</h2>');
             $r->print('<p>'.&mt(<<END).'</p>');
 Compiling student activity data can take a long time.
@@ -548,7 +549,7 @@ END
             &get_data($r,\%prog_state,$navmap,
                       'student:'.$env{'form.selected_student'});
         } else {
-            $r->print('<h2>'.&mt('Unable to process for [_1]@[_2]',
+            $r->print('<h2>'.&mt('Unable to process for [_1]:[_2]',
                                  $sname,$sdom).'</h2>');
         }
     } else {