--- loncom/homework/caparesponse/caparesponse.pm	2003/04/21 20:59:02	1.95
+++ loncom/homework/caparesponse/caparesponse.pm	2003/05/09 22:00:16	1.96
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # caparesponse definition
 #
-# $Id: caparesponse.pm,v 1.95 2003/04/21 20:59:02 albertel Exp $
+# $Id: caparesponse.pm,v 1.96 2003/05/09 22:00:16 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -79,6 +79,16 @@ sub start_numericalresponse {
 	$result=&Apache::response::meta_package_write('numericalresponse');
     } elsif ($target eq 'answer' || $target eq 'grade') {
 	&Apache::response::reset_params();
+    } elsif ($target eq 'web') {
+	my $partid = $Apache::inputtags::part;
+	my $hideunit=&Apache::lonnet::EXT('resource.'.$partid.'_'.$id.'.turnoffunit');
+	&Apache::lonxml::debug("Got unit $hideunit for $partid $id");
+	#no way to enter units, with radio buttons
+	if (lc($hideunit) eq "yes") {
+	    my $unit=&Apache::lonxml::get_param_var('unit',$parstack,
+						    $safeeval);
+	    if ($unit =~ /\S/) { $result.=" (in $unit) "; }
+	}
     }
     return $result;
 }
@@ -124,8 +134,10 @@ sub end_numericalresponse {
 		&Apache::lonxml::debug("current $response");
 		my $expression="&caparesponse_check_list('".$response."','".
 		    $$parstack[-1];
+		my $hideunit=&Apache::lonnet::EXT('resource.'.$partid.'_'.$id.'.turnoffunit');
 		#no way to enter units, with radio buttons
-		if ($Apache::lonhomework::type eq 'exam') {
+		if ($Apache::lonhomework::type eq 'exam' ||
+		    lc($hideunit) eq "yes") {
 		    $expression.=';my $unit=undef;';
 		}
 		foreach my $key (keys(%Apache::inputtags::params)) {