--- loncom/homework/structuretags.pm	2020/01/15 13:57:36	1.512.2.23.2.1
+++ loncom/homework/structuretags.pm	2023/09/11 13:46:11	1.512.2.25
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA 
 # definition of tags that give a structure to a document
 #
-# $Id: structuretags.pm,v 1.512.2.23.2.1 2020/01/15 13:57:36 raeburn Exp $
+# $Id: structuretags.pm,v 1.512.2.25 2023/09/11 13:46:11 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -63,6 +63,7 @@ use Apache::londefdef;
 use Apache::lonenc();
 use Apache::loncommon();
 use Time::HiRes qw( gettimeofday tv_interval );
+use HTML::Entities();
 use lib '/home/httpd/lib/perl/';
 use LONCAPA;
  
@@ -1388,9 +1389,11 @@ sub firstaccess_msg {
     my $uri = &Apache::lonenc::check_encrypt($env{'request.uri'});
     my $buttontext = &mt('Show Resource');
     my $timertext = &mt('Start Timer?');
+    my $shownsymb = &HTML::Entities::encode(&Apache::lonenc::check_encrypt($symb),'\'"<>&');
     $result .= (<<ENDCHECKOUT);
 <form name="markaccess" method="post" action="$uri">
 <input type="hidden" name="markaccess" value="yes" />
+<input type="hidden" name="symb" value="$shownsymb" />
 <input type="button" name="accessbutton" value="$buttontext" onclick="javascript:if (confirm('$timertext')) { document.markaccess.submit(); }" />
 </form>
 ENDCHECKOUT
@@ -1556,8 +1559,7 @@ sub start_problem {
         $target eq 'tex') {
         if ($env{'form.markaccess'}) {
             my @interval=&Apache::lonnet::EXT("resource.0.interval");
-            my ($timelimit) = ($interval[0] =~ /^(\d+)/);
-            my $is_set = &Apache::lonnet::set_first_access($interval[1],$timelimit);
+            my $is_set = &Apache::lonnet::set_first_access($interval[1],$interval[0]);
             unless (($is_set eq 'ok') || ($is_set eq 'already_set')) {
                 $firstaccres = $is_set;
             }
@@ -2032,7 +2034,8 @@ ENDJS
     # computation:
     #
     if ($target eq 'web') {
-        $result .= &Apache::lonhtmlcommon::set_compute_end_time();
+        $result .= &Apache::lonhtmlcommon::dash_to_minus_js().
+                   &Apache::lonhtmlcommon::set_compute_end_time();
         #
         # Closing tags delayed so any <script></script> tags 
         # not in head can appear inside body, for valid xhtml.