--- loncom/interface/loncommon.pm	2010/12/25 16:01:54	1.948.2.17
+++ loncom/interface/loncommon.pm	2011/01/03 14:58:05	1.948.2.22
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # a pile of common routines
 #
-# $Id: loncommon.pm,v 1.948.2.17 2010/12/25 16:01:54 raeburn Exp $
+# $Id: loncommon.pm,v 1.948.2.22 2011/01/03 14:58:05 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -4496,7 +4496,7 @@ Returns: HTML div with $content
 sub head_subbox {
     my ($content)=@_;
     my $output =
-        '<div id="LC_head_subbox">'
+        '<div class="LC_head_subbox">'
        .$content
        .'</div>'
 }
@@ -4689,11 +4689,11 @@ sub bodytag {
     $role = '<span class="LC_nobreak">('.$role.')</span>' if $role;
     &get_unprocessed_cgi($ENV{'QUERY_STRING'}, ['inhibitmenu']);
 
-    if ($env{'environment.remote'} eq 'off') {
+    if ($env{'environment.remote'} ne 'on') {
         # No Remote
         if ($no_nav_bar || $env{'form.inhibitmenu'} eq 'yes') { 
-            return $bodytag; 
-        } 
+            return $bodytag;
+        }
 
         if ($env{'request.state'} eq 'construct') { $forcereg=1; }
 
@@ -4711,6 +4711,10 @@ sub bodytag {
                 <em>$realm</em> $dc_info</div>|;
             return $bodytag;
         }
+        if (($env{'request.noversionuri'} =~ m{^/adm/navmaps}) &&
+             ($env{'environment.remotenavmap'} eq 'on')) {
+            return $bodytag;
+        }
 
         unless ($env{'request.symb'} =~ m/\.page___\d+___/) {
             $bodytag .= qq|<div id="LC_nav_bar">$name $role</div>|;
@@ -5160,7 +5164,7 @@ td.LC_table_cell_checkbox {
   display:none;
 }
 
-#LC_head_subbox {
+.LC_head_subbox {
   clear:both;
   background: #F8F8F8; /* $sidebg; */
   border: 1px solid $sidebg;
@@ -8887,6 +8891,7 @@ sub upload_embedded {
         if ($env{'form.embedded_ref_'.$i}) {
             $pathchange{$i} = 1;
         }
+    }
     if ($output) {
         $output = '<p>'.$output.'</p>';
     }
@@ -9086,7 +9091,7 @@ sub check_for_upload {
                   &mt('Unable to upload [_1]. (size = [_2] bytes)',
                       '<span class="LC_filename">'.$fname.'</span>',
                       $filesize).'<br />'.
-                  &mt('Either the file you uploaded was empty, or your web browser was unable to read its contents.').'<br />';
+                  &mt('Either the file you attempted to upload was empty, or your web browser was unable to read its contents.').'<br />';
                   '</span>';
         return ('zero_bytes',$msg);
     }
@@ -9096,6 +9101,11 @@ sub check_for_upload {
                                             $getpropath);
     my $found_file = 0;
     my $locked_file = 0;
+    my @lockers;
+    my $navmap;
+    if ($env{'request.course.id'}) {
+        $navmap = Apache::lonnavmaps::navmap->new();
+    }
     foreach my $line (@dir_list) {
         my ($file_name,$rest)=split(/\&/,$line,2);
         if ($file_name eq $fname){
@@ -9104,8 +9114,28 @@ sub check_for_upload {
                 $file_name = $group.$file_name;
             }
             $found_file = 1;
-            if (&Apache::lonnet::is_locked($file_name,$udom,$uname) eq 'true') {
-                $locked_file = 1;
+            if (&Apache::lonnet::is_locked($file_name,$udom,$uname,\@lockers) eq 'true') {
+                foreach my $lock (@lockers) {
+                    if (ref($lock) eq 'ARRAY') {
+                        my ($symb,$crsid) = @{$lock};
+                        if ($crsid eq $env{'request.course.id'}) {
+                            if (ref($navmap)) {
+                                my $res = $navmap->getBySymb($symb);
+                                foreach my $part (@{$res->parts()}) {
+                                    my ($slot_status,$slot_time,$slot_name)=$res->check_for_slot($part);
+                                    unless (($slot_status == $res->RESERVED) ||
+                                            ($slot_status == $res->RESERVED_LOCATION)) {
+                                        $locked_file = 1;
+                                    }
+                                }
+                            } else {
+                                $locked_file = 1;
+                            }
+                        } else {
+                            $locked_file = 1;
+                        }
+                    }
+                }
             } else {
                 my @info = split(/\&/,$rest);
                 my $currsize = $info[6]/1000;