--- loncom/homework/caparesponse/caparesponse.pm	2006/12/18 23:31:32	1.198.2.1
+++ loncom/homework/caparesponse/caparesponse.pm	2006/12/19 00:53:57	1.198.2.2
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # caparesponse definition
 #
-# $Id: caparesponse.pm,v 1.198.2.1 2006/12/18 23:31:32 albertel Exp $
+# $Id: caparesponse.pm,v 1.198.2.2 2006/12/19 00:53:57 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -40,6 +40,11 @@ BEGIN {
 }
 
 my %answer;
+my @answers;
+sub get_answer { return %answer; };
+sub push_answer{ push(@answers,dclone(\%answer)); undef(%answer) }
+sub pop_answer { %answer = %{pop(@answers)}; };
+
 my $cur_name;
 my $tag_internal_answer_name = 'INTERNAL';