--- loncom/homework/imageresponse.pm	2011/06/07 17:27:37	1.101
+++ loncom/homework/imageresponse.pm	2011/11/14 03:08:01	1.103
@@ -2,7 +2,7 @@
 # The LearningOnline Network with CAPA
 # image click response style
 #
-# $Id: imageresponse.pm,v 1.101 2011/06/07 17:27:37 www Exp $
+# $Id: imageresponse.pm,v 1.103 2011/11/14 03:08:01 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -179,7 +179,8 @@ sub end_imageresponse {
     
     if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' || 
 	$target eq 'tex' || $target eq 'analyze') {
-	&Apache::lonxml::increment_counter(&Apache::response::repetition(), 
+        my $repetition = &Apache::response::repetition();
+	&Apache::lonxml::increment_counter($repetition, 
 					   "$part_id.$response_id");
 	if ($target eq 'analyze') {
 	    &Apache::lonhomework::set_bubble_lines();
@@ -631,9 +632,6 @@ sub start_foil {
 	    &Apache::lonxml::warning(&mt('Foils without names exist. This can cause problems to malfunction.'));
 	    $name=$Apache::lonxml::curdepth;
 	}
-        if ($name eq "0") {
-            &Apache::lonxml::error(&mt('Foil name [_1] is not supported. Please choose another name.','<b><tt>'.$name.'</tt></b>'));
-        }
 	if (defined($Apache::response::foilnames{$name})) {
 	    &Apache::lonxml::error(&mt("Foil name [_1] appears more than once. Foil names need to be unique."
                                       ,'<b><tt>'.$name.'</tt></b>'));