--- loncom/homework/caparesponse/caparesponse.pm	2004/02/26 21:13:54	1.136
+++ loncom/homework/caparesponse/caparesponse.pm	2004/02/26 21:25:28	1.137
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # caparesponse definition
 #
-# $Id: caparesponse.pm,v 1.136 2004/02/26 21:13:54 sakharuk Exp $
+# $Id: caparesponse.pm,v 1.137 2004/02/26 21:25:28 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -461,8 +461,8 @@ sub make_numerical_bubbles {
 	    &Apache::lonxml::debug("Answer was :$answer: returning :".$#bubble_values.": whih are :".join(':',@bubble_values));
 	    &Math::Random::random_set_seed(@oldseed);
 	    if (defined($format) && $format ne '') {
-		for(my $i=0;$i<=$#bubble_values;$i++) {
-		    $bubble_values[$i]=&format_number($bubble_values[$i],$format,$target);
+		foreach my $value (@bubble_values) {
+		    $value=&format_number($value,$format,$target);
 		}
 	    }
 	    return @bubble_values;