--- loncom/interface/lonsearchcat.pm	2022/05/29 20:45:41	1.356
+++ loncom/interface/lonsearchcat.pm	2023/03/29 16:01:13	1.357
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Search Catalog
 #
-# $Id: lonsearchcat.pm,v 1.356 2022/05/29 20:45:41 raeburn Exp $
+# $Id: lonsearchcat.pm,v 1.357 2023/03/29 16:01:13 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -658,7 +658,7 @@ function additional_metadata() {
                        'standards','mime') {
         $scrout .= &Apache::lonhtmlcommon::row_title(&titlefield($fields{$field}))
                   .&Apache::lonmeta::prettyinput($field,
-                                          $env{'form.'.$field},
+                                          $env{'form.'.$field},'',
                                           $field,
                                           'advsearch',
                                           $related_word_search{$field},
@@ -675,7 +675,7 @@ function additional_metadata() {
     foreach my $field ('lowestgradelevel','highestgradelevel') {
         $scrout .= &Apache::lonhtmlcommon::row_title(&titlefield($fields{$field}))
                   .&Apache::lonmeta::prettyinput($field,
-                                          $env{'form.'.$field},
+                                          $env{'form.'.$field},'',
                                           $field,
                                           'advsearch',
                                           0)
@@ -710,7 +710,7 @@ function additional_metadata() {
     if ($env{'form.area'} ne 'portfolio') {
         $scrout .= &Apache::lonhtmlcommon::row_title(&titlefield(&mt('Copyright/Distribution')))
                   .&Apache::lonmeta::selectbox('copyright',
-                                             $env{'form.copyright'},
+                                             $env{'form.copyright'},'',
                                 \&Apache::loncommon::copyrightdescription,
                                        ( undef,
                                         &Apache::loncommon::copyrightids)
@@ -720,7 +720,7 @@ function additional_metadata() {
 
     $scrout .= &Apache::lonhtmlcommon::row_title(&titlefield(&mt('Language')))
               .&Apache::lonmeta::selectbox('language',
-                                    $env{'form.language'},
+                                    $env{'form.language'},'',
                                     \&Apache::loncommon::languagedescription,
                                     ('any',&Apache::loncommon::languageids)
                                     )
@@ -956,12 +956,12 @@ sub viewoptions {
     $scrout .= '<span class="LC_nobreak">'
               .&mt('Type:').' '
               .&Apache::lonmeta::selectbox('viewselect',
-                   $env{'form.viewselect'},
+                   $env{'form.viewselect'},'',
                    \&viewoptiontext,
                    sort(keys(%Views)))
               .'</span>';
     my $countselect = &Apache::lonmeta::selectbox('show',
-                                                  $env{'form.show'},
+                                                  $env{'form.show'},'',
                                                   undef,
                                                   (10,20,50,100,1000,10000));
     $scrout .= ' <span class="LC_nobreak">'