--- loncom/homework/imageresponse.pm	2004/10/21 06:37:36	1.56
+++ loncom/homework/imageresponse.pm	2005/01/31 22:47:43	1.58.2.1
@@ -2,7 +2,7 @@
 # The LearningOnline Network with CAPA
 # image click response style
 #
-# $Id: imageresponse.pm,v 1.56 2004/10/21 06:37:36 albertel Exp $
+# $Id: imageresponse.pm,v 1.58.2.1 2005/01/31 22:47:43 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -120,7 +120,7 @@ sub prep_image {
     my ($x,$y)=split(/:/,$Apache::lonhomework::history{"resource.$part.$respid.submission"});
     #draws 2 xs on the image at the clicked location
     #one in white and then one in red on top of the one in white
-    if (defined($x) && $x=~/\S/ && defined($y) && $y =~/\S/) {
+    if (defined($x) && $x=~/\S/ && defined($y) && $y =~/\S/ && !&Apache::response::show_answer()) {
 	my $length = 6;
 	my $width = 1;
 	my $extrawidth = 2;
@@ -270,10 +270,15 @@ sub gradefoils {
 	    $temp++;
 	}
     }
+    my $responsestr="$x:$y";
+    my $part=$Apache::inputtags::part;
+    my $id = $Apache::inputtags::response['-1'];
+    my %previous=&Apache::response::check_for_previous($responsestr,$part,$id);
     if ($result 
 	&& $Apache::lonhomework::type eq 'survey') { $result='SUBMITTED'; }
-    $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.submission"}="$x:$y";
-    $Apache::lonhomework::results{"resource.$Apache::inputtags::part.$id.awarddetail"}=$result;
+    &Apache::response::handle_previous(\%previous,$result);
+    $Apache::lonhomework::results{"resource.$part.$id.submission"}=$responsestr;
+    $Apache::lonhomework::results{"resource.$part.$id.awarddetail"}=$result;
     return '';
 }