--- loncom/interface/londocs.pm	2023/01/19 16:43:49	1.693
+++ loncom/interface/londocs.pm	2023/03/23 16:45:50	1.696
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # Documents
 #
-# $Id: londocs.pm,v 1.693 2023/01/19 16:43:49 raeburn Exp $
+# $Id: londocs.pm,v 1.696 2023/03/23 16:45:50 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -1210,6 +1210,8 @@ sub docs_change_log {
             my ($title,$url) = split(/\:/,$docslog{$id}{'logentry'}{'parameter_res'},3);
             if ($title eq '') {
                 ($title) = ($url =~ m{/([^/]+)$});
+            } elsif ($is_supp) {
+                $title = &Apache::loncommon::parse_supplemental_title($title);
             }
             $r->print(&LONCAPA::map::qtescape($title).':<ul>');
 	    foreach my $parameter ('randompick','hiddenresource','encrypturl','randomorder','gradable') {
@@ -4298,7 +4300,7 @@ END
                     $nomodal = 1;
                 }
             }
-            my ($checkencrypt,$shownurl);
+            my $checkencrypt;
             if (!$env{'request.role.adv'}) {
                 if (((&LONCAPA::map::getparameter($orderidx,'parameter_encrypturl'))[0]=~/^yes$/i) ||
                     ($isencrypted) || (&Apache::lonnet::EXT('resource.0.encrypturl',$symb) =~ /^yes$/i)) {
@@ -4318,7 +4320,7 @@ END
                 my $currenc = $env{'request.enc'};
                 $env{'request.enc'} = 1;
                 $shownsymb = &Apache::lonenc::encrypted($symb);
-                $shownurl = &Apache::lonenc::encrypted($url);
+                my $shownurl = &Apache::lonenc::encrypted($url);
                 if (&Apache::lonnet::symbverify($symb,$url)) {
                     $url = $shownurl;
                 } else {
@@ -4333,7 +4335,8 @@ END
                         $url = &Apache::lonnet::clutter($url);
                     }
                 }
-                $shownurl = $url;
+            } else {
+                $url = '';
             }
             unless ($env{'request.role.adv'}) {
                 if ((&LONCAPA::map::getparameter($orderidx,'parameter_hiddenresource'))[0]=~/^yes$/i) {
@@ -4344,8 +4347,8 @@ END
                     $hiddenres = 1;
                 }
             }
-            if ($url ne '') {
-                $url = $shownurl.(($shownurl=~/\?/)?'&':'?').'symb='.&escape($shownsymb);
+            if (($url ne '') && ($shownsymb ne '')) {
+                $url .= (($url=~/\?/)?'&':'?').'symb='.&escape($shownsymb);
             }
 	}
     } elsif ($supplementalflag) {
@@ -4650,7 +4653,7 @@ $form_end;
         my ($enctext,$hidtext,$formhidden,$formurlhidden);
         if ((&LONCAPA::map::getparameter($orderidx,'parameter_hiddenresource'))[0]=~/^yes$/i) {
             $hidtext = ' checked="checked"';
-            if (($ishash) && (ref($filtersref->{'randomorder'}) eq 'ARRAY')) {
+            if (($ishash) && (ref($filtersref->{'hiddenresource'}) eq 'ARRAY')) {
                 push(@{$filtersref->{'hiddenresource'}},$orderidx);
             }
         }