--- loncom/homework/structuretags.pm	2005/11/03 12:20:54	1.311
+++ loncom/homework/structuretags.pm	2005/11/03 17:55:12	1.312
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA 
 # definition of tags that give a structure to a document
 #
-# $Id: structuretags.pm,v 1.311 2005/11/03 12:20:54 foxr Exp $
+# $Id: structuretags.pm,v 1.312 2005/11/03 17:55:12 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -422,10 +422,6 @@ sub firstaccess_msg {
 ENDCHECKOUT
 }
 
-# initializes the problem globals across the inputtags, lonhomework, and 
-# structuretags modules.
-#
-# 
 sub init_problem_globals {
     my ($type)=@_;
     #initialize globals
@@ -500,8 +496,7 @@ sub start_problem {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
 
     # We'll use the redirection to fix up printing of duedates.
-
-    &Apache::lonxml::startredirection;
+    &Apache::lonxml::startredirection();
 
     # Problems don't nest and we don't allow more than one <problem> in
     # a .problem file.
@@ -674,18 +669,17 @@ sub start_problem {
 	    my $toc_line='\vskip 1 mm\noindent '.$startminipage.
 		'\addcontentsline{toc}{subsection}{'.$name_of_resourse.'}';
 
-	    #  Figure out what the due date is and if we need to print it in the problem header.
-	    #  We have been logging the last due date written to file.  
-	    #
-
+	    #  Figure out what the due date is and if we need to print
+	    #  it in the problem header.  We have been logging the
+	    #  last due date written to file. 
 
 	    my $duetime = &Apache::lonnet::EXT("resource.$id.duedate"); 
 	    my $duedate = POSIX::strftime("%c",localtime($duetime));
 	    my $temp_file;
 	    my $filename = "/home/httpd/prtspool/$env{'user.name'}_$env{'user.domain'}_printout.due";
 
-	    # Figure out what the last printed due date is or set it to the epoch if no duedates
-	    # have been printed.
+	    # Figure out what the last printed due date is or set it
+	    # to the epoch if no duedates have been printed.
 
 	    my $due_file_content = 0;      #   If the file does not yet exist, time is the epoch.
 	    if (-e $filename) {
@@ -694,9 +688,8 @@ sub start_problem {
 		$due_file_content = $due_file[$#due_file];
 		chomp $due_file_content;
 	    } 
-	    # The big change; Due do the comparison on 
-	    # the absolute time rather than textual time since that is format independent.
-	    #
+
+	    # comparisons of the absolute times
 	    if ($due_file_content != $duetime) {
 		$temp_file = Apache::File->new('>'.$filename);
 		print $temp_file "$duetime\n";
@@ -739,7 +732,7 @@ sub start_problem {
 
 sub end_problem {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
-    my $result= &Apache::lonxml::endredirection; # This captures the entire <problem>.... body.
+    my $result= &Apache::lonxml::endredirection(); # started in &start_problem
 
     my $status=$Apache::inputtags::status['-1'];
     if ($target eq 'grade' || $target eq 'web' || $target eq 'answer' ||
@@ -1180,7 +1173,8 @@ sub ordered_show_check {
 
 sub start_part {
     my ($target,$token,$tagstack,$parstack,$parser,$safeeval)=@_;
-    &Apache::lonxml::startredirection; # we'll use redirection to fix up duedates.
+    &Apache::lonxml::startredirection(); # we'll use redirection to fix up 
+                                         # duedates.
     my $result='';
     my $id= &Apache::lonxml::get_param('id',$parstack,$safeeval);
     if ($id =~ /^\s*$/) { $id = $Apache::lonxml::curdepth; }
@@ -1289,10 +1283,8 @@ sub end_part {
     my $status=$Apache::inputtags::status['-1'];
     my $hidden=&Apache::loncommon::check_if_partid_hidden($Apache::inputtags::part);
     my $in_order_show=&ordered_show_check();
-    my $result= &Apache::lonxml::endredirection; # $resutl has entire <part> body.
-    if ( $target eq 'meta' ) {
-	$result.='';
-    } elsif ($target eq 'grade') {
+    my $result= &Apache::lonxml::endredirection(); # started in &start_part
+    if ($target eq 'grade') {
 	if (($status eq 'CAN_ANSWER' || $Apache::lonhomework::scantronmode) &&
 	    !$hidden && $in_order_show) {
 	    $result.=&Apache::inputtags::grade;