--- loncom/homework/caparesponse/caparesponse.pm	2003/06/04 15:23:08	1.104
+++ loncom/homework/caparesponse/caparesponse.pm	2003/08/21 17:33:22	1.108
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # caparesponse definition
 #
-# $Id: caparesponse.pm,v 1.104 2003/06/04 15:23:08 bowersj2 Exp $
+# $Id: caparesponse.pm,v 1.108 2003/08/21 17:33:22 sakharuk Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -150,6 +150,10 @@ sub end_numericalresponse {
 		    $expression.=';my $type="float";';
 		}
 		$expression.="');";
+		my @answer=&Apache::lonxml::get_param_var('answer',$parstack,$safeeval);
+		&Apache::lonxml::debug('answer is'.join(':',@answer));
+		@{$safeeval->varglob('CAPARESPONSE_CHECK_LIST_answer')}=@answer;
+		
 		$result = &Apache::run::run($expression,$safeeval);
 		my ($awards) = split /:/ , $result;
 		($ad) = &Apache::inputtags::finalizeawards(split /,/ , $awards);
@@ -243,7 +247,7 @@ sub end_numericalresponse {
                            </textarea></font> <br /><br />';
 		}
 	    } elsif ($target eq 'tex') {
-		if (defined $unit and $Apache::lonhomework::type eq 'exam') {
+		if ((defined $unit) and ($unit=~/\S/) and ($Apache::lonhomework::type eq 'exam')) {
 		    $result.=' \textit{(in} \verb|'.$unit.'|\textit{)} ';
 		}
 		if ($$tagstack[-1] eq 'numericalresponse') {
@@ -320,7 +324,7 @@ sub end_numericalresponse {
 		if ($high && $$tagstack[-1] eq 'numericalresponse') { $ans.=' ['.$low.','.$high.']'; }
 		if ($sighigh && $$tagstack[-1] eq 'numericalresponse') {
 		    if ($ENV{'form.answer_output_mode'} eq 'tex') {
-			$ans.= " Sig \\textit{$siglow - $sighigh}";
+			$ans.= " Sig $siglow - $sighigh";
 		    } else {
 			$ans.= " Sig <i>$siglow - $sighigh</i>";
 		    }
@@ -339,7 +343,7 @@ sub end_numericalresponse {
 	    if ($target eq 'answer') {
 		if ($ENV{'form.answer_output_mode'} eq 'tex') {
 		    $result.=&Apache::response::answer_part($$tagstack[-1],
-							    "Unit: \\verb|$unit|");
+							    " Unit: $unit ");
 		} else {
 		    $result.=&Apache::response::answer_part($$tagstack[-1],
 							    "Unit: <b>$unit</b>");
@@ -362,7 +366,7 @@ sub end_numericalresponse {
 	    if ($target eq 'answer') {
 		if ($ENV{'form.answer_output_mode'} eq 'tex') {
 		    $result.=&Apache::response::answer_part($$tagstack[-1],
-							  "\\textbf{$string}");
+							  "$string");
 		} else {
 		    $result.=&Apache::response::answer_part($$tagstack[-1],
 							    "<b>$string</b>");