--- loncom/homework/matchresponse.pm	2004/05/27 04:32:19	1.41
+++ loncom/homework/matchresponse.pm	2004/07/02 08:20:55	1.42
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Full matching style response
 #
-# $Id: matchresponse.pm,v 1.41 2004/05/27 04:32:19 albertel Exp $
+# $Id: matchresponse.pm,v 1.42 2004/07/02 08:20:55 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -464,7 +464,8 @@ sub displayfoils {
 		    $question.='<br />'.$text."\n";
 		}
 		if ($Apache::lonhomework::type eq 'exam') {
-		    $question.=&Apache::optionresponse::webbubbles(\@used_letters,\@used_letters,$temp,$last_letter);
+		    my @blank;
+		    $question.=&Apache::optionresponse::webbubbles(\@used_letters,\@blank,$temp,$last_letter);
 		}
 	    } else {		
 		if ($Apache::lonhomework::type eq 'exam') {