--- loncom/interface/lonmenu.pm	2017/08/21 21:29:56	1.475
+++ loncom/interface/lonmenu.pm	2017/09/10 00:11:27	1.479
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Routines to control the menu
 #
-# $Id: lonmenu.pm,v 1.475 2017/08/21 21:29:56 raeburn Exp $
+# $Id: lonmenu.pm,v 1.479 2017/09/10 00:11:27 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -654,16 +654,22 @@ sub innerregister {
 #
         $crstype = &Apache::loncommon::course_type();
         if ($env{'request.symb'}) {
-            ($mapurl, my $rid, $resurl) = &Apache::lonnet::decode_symb(&Apache::lonnet::symbread());
+            my $ignorenull;
+            unless ($env{'request.noversionuri'} eq '/adm/navmaps') {
+                $ignorenull = 1;
+            }
+            my $symb = &Apache::lonnet::symbread('','',$ignorenull);
+            ($mapurl, my $rid, $resurl) = &Apache::lonnet::decode_symb($symb);
             my $coursetitle = $env{'course.'.$env{'request.course.id'}.'.description'};
 
             my $maptitle = &Apache::lonnet::gettitle($mapurl);
-            my $restitle = &Apache::lonnet::gettitle(&Apache::lonnet::symbread());
+            my $restitle = &Apache::lonnet::gettitle($symb);
             my (@crumbs,@mapcrumbs);
-            if (($env{'request.noversionuri'} ne '/adm/navmaps') && ($mapurl ne '')) {
+            if (($env{'request.noversionuri'} ne '/adm/navmaps') && ($mapurl ne '') &&
+                (!(($crstype eq 'Placement') && !$env{'request.role.adv'}))) {
                 $navmap = Apache::lonnavmaps::navmap->new();
                 if (ref($navmap)) {
-                    @mapcrumbs = $navmap->recursed_crumbs($mapurl);
+                    @mapcrumbs = $navmap->recursed_crumbs($mapurl,$restitle);
                 }
             }
             unless (($forcereg) &&
@@ -676,7 +682,7 @@ sub innerregister {
             if ($mapurl ne $env{'course.'.$env{'request.course.id'}.'.url'}) { 
                 if (@mapcrumbs) {
                     push(@crumbs,@mapcrumbs);
-                } else {
+                } elsif (!(($crstype eq 'Placement') && (!$env{'request.role.adv'}))) {
                     push(@crumbs, {text  => '...',
                                    no_mt => 1});
                 }
@@ -687,8 +693,9 @@ sub innerregister {
                     ($mapurl eq $env{'course.'.$env{'request.course.id'}.'.url'})) {
                 push @crumbs, {text => $maptitle, no_mt => 1, href => $mapurl};
             }
-
-            push @crumbs, {text => $restitle, no_mt => 1} if $restitle; 
+            if ($restitle && !@mapcrumbs) {
+                push(@crumbs,{text => $restitle, no_mt => 1});
+            }
             my @tools;
             if ($env{'request.filename'} =~ /\.page$/) {
                 my %breadcrumb_tools = &Apache::lonhtmlcommon::current_breadcrumb_tools();
@@ -1140,7 +1147,8 @@ sub prepare_functions {
 #
         if (($perms{'mdc'}) &&
             (($resurl =~ m{^/?public/$cdom/$cnum/syllabus}) ||
-            ($resurl =~ m{^/?uploaded/$cdom/$cnum/portfolio/syllabus/}))) {
+             ($resurl =~ m{^/?uploaded/$cdom/$cnum/portfolio/syllabus/}) ||
+             (($resurl =~ m{^/?uploaded/$cdom/$cnum/default_\d+\.sequence$}) && ($env{'form.navmap'})))) {
             if ($resurl =~ m{^/}) {
                 $cfile = $resurl;
             } else {
@@ -1152,9 +1160,17 @@ sub prepare_functions {
             } else {
                 $forceedit = 1;
             }
-            $editbutton = &get_editbutton($cfile,$home,$switchserver,
-                                          $forceedit,$forceview,$forcereg,
-                                          $hostname);
+            if ($cfile =~ m{^/uploaded/$cdom/$cnum/default_\d+\.sequence$}) {
+                my $text = 'Edit Folder';
+                &switch('','',7,4,'docs-22x22.png','Edit Folder','parms[_2]',
+                        "gocmd('/adm/coursedocs','direct')",
+                        'Folder/Page Content');
+                $editbutton = 1;
+            } else {
+                $editbutton = &get_editbutton($cfile,$home,$switchserver,
+                                              $forceedit,$forceview,$forcereg,
+                                              $hostname);
+            }
         } elsif (($resurl eq '/adm/extresedit') &&
                  (($env{'form.symb'}) || ($env{'form.folderpath'}))) {
             ($cfile,$home,$switchserver,$forceedit,$forceview) =