--- loncom/homework/caparesponse/caparesponse.pm	2003/03/21 15:33:46	1.84
+++ loncom/homework/caparesponse/caparesponse.pm	2003/03/21 15:39:24	1.85
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # caparesponse definition
 #
-# $Id: caparesponse.pm,v 1.84 2003/03/21 15:33:46 sakharuk Exp $
+# $Id: caparesponse.pm,v 1.85 2003/03/21 15:39:24 sakharuk Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -236,7 +236,7 @@ sub end_numericalresponse {
         if ($target eq 'web') {
 	  if ($$tagstack[-1] eq 'numericalresponse') {
 	    my $id=$Apache::inputtags::response[-1];
-	    $result.=' (<i>in '.$unit.'</i>)<br /><br />';
+	    if ($unit=~/\S/) {$result.=' (<i>in '.$unit.'</i>)<br /><br />';}
 	    $result.= '<table border="1"><tr>';
 	    for ($ind=0;$ind<$number_of_bubbles;$ind++) {
 		my $ans;