--- loncom/homework/structuretags.pm	2018/03/28 10:29:54	1.512.2.13.4.3
+++ loncom/homework/structuretags.pm	2020/10/01 18:54:21	1.512.2.13.4.4
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA 
 # definition of tags that give a structure to a document
 #
-# $Id: structuretags.pm,v 1.512.2.13.4.3 2018/03/28 10:29:54 raeburn Exp $
+# $Id: structuretags.pm,v 1.512.2.13.4.4 2020/10/01 18:54:21 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;
  
@@ -1366,9 +1367,11 @@ 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