--- loncom/homework/structuretags.pm	2005/11/15 21:13:42	1.321
+++ loncom/homework/structuretags.pm	2005/11/18 20:29:13	1.323
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA 
 # definition of tags that give a structure to a document
 #
-# $Id: structuretags.pm,v 1.321 2005/11/15 21:13:42 albertel Exp $
+# $Id: structuretags.pm,v 1.323 2005/11/18 20:29:13 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -346,6 +346,8 @@ sub initialize_storage {
 sub finalize_storage {
     my $result;
     if (%Apache::lonhomework::results) {
+	my @remove = grep(/^INTERNAL_/,keys(%Apache::lonhomework::results));
+	delete(@Apache::lonhomework::results{@remove});
 	my ($symb,$courseid,$domain,$name) = &Apache::lonxml::whichuser();
 	if ($env{'request.state'} eq 'construct' || $symb eq '') {
 	    $Apache::lonhomework::results{'rndseed'}=$env{'form.rndseed'};
@@ -360,6 +362,8 @@ sub finalize_storage {
                 &store_aggregates($symb,$courseid);
             }
 	}
+    } else {
+	&Apache::lonxml::debug('Nothing to store');
     }
     return $result;
 }
@@ -1358,6 +1362,9 @@ sub end_part {
 	if ($$tagstack[-2] eq 'td' and $target eq 'tex') {$result.='\end{minipage}';} 
     } elsif ($target eq 'edit') {
 	$result.=&Apache::edit::end_table();
+    } elsif ($target eq 'modified') {
+	 $result .= $token->[2];
+	 $result.=&Apache::edit::handle_insertafter($token->[1]);
     }
     pop @Apache::inputtags::status;
     $Apache::inputtags::part='';