--- loncom/interface/statistics/lonstathelpers.pm	2004/11/08 15:14:52	1.30
+++ loncom/interface/statistics/lonstathelpers.pm	2004/12/03 21:20:28	1.33
@@ -1,6 +1,6 @@
 # The LearningOnline Network with CAPA
 #
-# $Id: lonstathelpers.pm,v 1.30 2004/11/08 15:14:52 matthew Exp $
+# $Id: lonstathelpers.pm,v 1.33 2004/12/03 21:20:28 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -150,7 +150,7 @@ sub ProblemSelector {
                             $seq_str .= &mt('response').' '.$respid;
                         }
                         $seq_str .= (' 'x2).
-                            qq{<a target="preview" href="$res->{'src'}">view</a>};
+                            qq{<a target="preview" href="$res->{'src'}?symb=$res->{'symb'}">view</a>};
                         $seq_str .= "</td></tr>\n";
                         $rb_count++;
                     }
@@ -555,6 +555,7 @@ Returns: nothing
 #####################################################
 sub GetStudentAnswers {
     my ($r,$problem,$Students,$formname,$inputname) = @_;
+    my %answers;
     my $status_type;
     if (defined($formname)) {
         $status_type = 'inline';
@@ -582,6 +583,7 @@ sub GetStudentAnswers {
             ($resource,$sname,$sdom,$partid,$respid);
         &Apache::lonhtmlcommon::Increment_PrgWin($r,\%prog_state,
                                                  &mt('last student'));
+        $answers{$answer}++;
         $student->{'answer'} = $answer;
     }
     &Apache::lonstathelpers::write_analysis_cache();
@@ -589,7 +591,7 @@ sub GetStudentAnswers {
     $r->rflush();
     # close progress window
     &Apache::lonhtmlcommon::Close_PrgWin($r,\%prog_state);
-    return;
+    return \%answers;
 }
 
 #####################################################
@@ -1130,7 +1132,7 @@ sub get_problem_data {
                         $Partdata{$part}->{'_Foils'}->{$foil}->{'_Concept'}=
                                                                       $concept;
                     }
-                } elsif ($key =~ /^(incorrect|answer|ans_low|ans_high|str_type)$/) {
+                } elsif ($key =~ /^(unit|incorrect|answer|ans_low|ans_high|str_type)$/) {
                     $Partdata{$part}->{$key}=$value;
                 }
             } else {