--- loncom/interface/statistics/lonproblemstatistics.pm	2013/12/30 14:05:21	1.122.2.2
+++ loncom/interface/statistics/lonproblemstatistics.pm	2013/10/01 17:52:03	1.123
@@ -1,6 +1,6 @@
 # The LearningOnline Network with CAPA
 #
-# $Id: lonproblemstatistics.pm,v 1.122.2.2 2013/12/30 14:05:21 raeburn Exp $
+# $Id: lonproblemstatistics.pm,v 1.123 2013/10/01 17:52:03 bisitz Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -52,6 +52,7 @@ package Apache::lonproblemstatistics;
 use strict;
 use Apache::lonnet;
 use Apache::loncommon();
+use Apache::lonquickgrades();
 use Apache::lonhtmlcommon;
 use Apache::loncoursedata;
 use Apache::lonstatistics;
@@ -282,7 +283,7 @@ my @Fields = (
              sortable  => 'yes',
              graphable => 'yes',
              long_title => 'Degree of Difficulty'.
-                           ' ~[ 1 - ((#YES+#yes) / Tries) ~]',
+                           ' { 1 - ((#YES+#yes) / Tries) }',
              selectable => 'yes',
              defaultselected => 'yes',
            },
@@ -706,6 +707,7 @@ sub BuildProblemStatisticsPage {
     # Finally let the user know we are here
     $r->print(&Apache::lonhtmlcommon::breadcrumbs('Overall Problem Statistics',
                                                 'Statistics_Overall_Key'));
+    &Apache::lonquickgrades::startGradeScreen($r,'statistics');
 
     my $interface = &CreateInterface($r);
     $r->print($interface);