--- loncom/homework/imageresponse.pm	2005/03/16 21:35:17	1.64
+++ loncom/homework/imageresponse.pm	2005/04/07 06:56:21	1.65
@@ -2,7 +2,7 @@
 # The LearningOnline Network with CAPA
 # image click response style
 #
-# $Id: imageresponse.pm,v 1.64 2005/03/16 21:35:17 raeburn Exp $
+# $Id: imageresponse.pm,v 1.65 2005/04/07 06:56:21 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -36,6 +36,7 @@ use Apache::randomlylabel();
 use Apache::londefdef();
 use Apache::Constants qw(:common :http);
 use Apache::lonlocal;
+use Apache::lonnet;
 
 BEGIN {
     &Apache::lonxml::register('Apache::imageresponse',('imageresponse'));
@@ -242,8 +243,8 @@ sub gradefoils {
     my $id=$Apache::inputtags::response['-1'];
     my $temp=1;
     foreach my $name (@whichopt) {
-	$x=$ENV{"form.HWVAL_$id:$temp.x"};
-	$y=$ENV{"form.HWVAL_$id:$temp.y"};
+	$x=$env{"form.HWVAL_$id:$temp.x"};
+	$y=$env{"form.HWVAL_$id:$temp.y"};
 	&Apache::lonxml::debug("Got a x of $x and a y of $y for $name");
 	if (defined($x) && defined($y) &&
 	    defined(@{ $Apache::response::foilgroup{"$name.area"} })) {
@@ -294,7 +295,7 @@ sub end_foilgroup {
 	if ($target eq 'web' || $target eq 'tex') {
 	    $result=&displayfoils($target,@whichopt);
 	} elsif ($target eq 'grade') {
-	    if ( defined $ENV{'form.submitted'}) { &gradefoils(@whichopt); }
+	    if ( defined $env{'form.submitted'}) { &gradefoils(@whichopt); }
 	} elsif ( $target eq 'analyze') {
 	    &Apache::response::analyze_store_foilgroup(\@whichopt,
 						      ['text','image','area']);