--- loncom/homework/optionresponse.pm	2003/11/04 18:37:40	1.95
+++ loncom/homework/optionresponse.pm	2004/01/06 20:37:29	1.97
@@ -1,7 +1,7 @@
 # LearningOnline Network with CAPA
 # option list style responses
 #
-# $Id: optionresponse.pm,v 1.95 2003/11/04 18:37:40 albertel Exp $
+# $Id: optionresponse.pm,v 1.97 2004/01/06 20:37:29 sakharuk Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -184,8 +184,8 @@ sub end_foilgroup {
 	  if ($ENV{'form.submitted'} eq 'scantron') {
 	      $response = $opt[$response];
 	  }
-	  $responsehash{$name}=$response;
 	  if ( $response =~ /[^\s]/) {
+	    $responsehash{$name}=$response;
 	    my $value=$Apache::response::foilgroup{$name.'.value'};
 	    &Apache::lonxml::debug("submitted a $response for $value<br />\n");
 	    if ($value eq $response) {
@@ -445,7 +445,7 @@ sub optionlist_correction {
 	$texoptionlist =~ s/>/\$>\$/g;
 	$texoptionlist =~ s/</\$<\$/g;
 	$texoptionlist =~ s/=/\$=\$/g;
-	$texoptionlist =~ s/\^(\d+)/<m>\$$1\$<\/m>/g;
+	$texoptionlist =~ s/\^(\d+)/\$^{$1}\$/g;
     } else {
 	$texoptionlist =~ s/<option><\/option>/\\item \[\] \\vskip -5 mm/;
     }