--- loncom/interface/lonstatistics.pm	2010/05/03 16:41:51	1.152
+++ loncom/interface/lonstatistics.pm	2010/08/04 01:56:02	1.153
@@ -1,6 +1,6 @@
 # The LearningOnline Network with CAPA
 #
-# $Id: lonstatistics.pm,v 1.152 2010/05/03 16:41:51 www Exp $
+# $Id: lonstatistics.pm,v 1.153 2010/08/04 01:56:02 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -865,13 +865,15 @@ ENDSTYLE
             &Apache::loncoursedata::delete_caches($env{'requres.course.id'});
         }
         #
+        my $GoToPage = $env{'form.reportSelected'};
+        #
         # Begin form output
         $r->print('<form name="Statistics" ');
+        if ($GoToPage eq 'student_submission_reports') {
+            $r->print('onsubmit="return checkanon();" ');
+        }
         $r->print('method="post" action="/adm/statistics">');
         $r->rflush();
-        #
-        my $GoToPage = $env{'form.reportSelected'};
-        #
         $r->print('<input type="hidden" name="reportSelected" value="'.
                   $GoToPage.'" />');
         if($GoToPage eq 'activitylog') {