--- rat/lonuserstate.pm	2010/03/25 17:38:52	1.135
+++ rat/lonuserstate.pm	2010/06/16 23:42:52	1.136
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Construct and maintain state and binary representation of course for user
 #
-# $Id: lonuserstate.pm,v 1.135 2010/03/25 17:38:52 raeburn Exp $
+# $Id: lonuserstate.pm,v 1.136 2010/06/16 23:42:52 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -126,6 +126,15 @@ sub loadmap {
     my $lpc=$pc;
     $hash{'map_pc_'.$uri}=$lpc;
     $hash{'map_id_'.$lpc}=$uri;
+    if ($parent_rid =~ /^(\d+)\.\d+$/) {
+        my $parent_pc = $1;
+        if (defined($hash{'map_hierarchy_'.$parent_pc})) {
+            $hash{'map_hierarchy_'.$lpc}=$hash{'map_hierarchy_'.$parent_pc}.','.
+                                         $parent_pc;
+        } else {
+            $hash{'map_hierarchy_'.$lpc}=$parent_pc;
+        }
+    }
 
 # Determine and check filename
     my $fn=&Apache::lonnet::filelocation('',&putinversion($uri));