--- rat/lonpage.pm	2017/06/13 15:53:05	1.120.2.1
+++ rat/lonpage.pm	2020/06/03 03:48:37	1.120.2.2
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # Page Handler
 #
-# $Id: lonpage.pm,v 1.120.2.1 2017/06/13 15:53:05 raeburn Exp $
+# $Id: lonpage.pm,v 1.120.2.2 2020/06/03 03:48:37 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -322,8 +322,8 @@ ENDEXT
                               }
                           } elsif ($cellemb{$_} eq 'ssi') {
 # --------------------------------------------------------- This is an SSI cell
-			      my $prefix=$_.'_';
-                              my $idprefix= join('_',($mapid,$resid,''));
+			      my $prefix='p_'.$_.'_';
+                              my $idprefix='p_'.join('_',($mapid,$resid,''));
                               my %posthash=('request.prefix' => $prefix,
 					    'LONCAPA_INTERNAL_no_discussion' => 'true',
 					    'symb' => $symb);
@@ -445,6 +445,8 @@ ENDEXT
 				      s/\<((?:input|select|button|textarea)[^\>]+)name\s*\=\s*[\'\"]*([^\'\"]+)[\'\"]*([^\>]*)\>/\<$1 name="$prefix$2" $3\>/gsi;
                                   $output=~
                                       s/\<((?:input|select|button|textarea)[^\>]+)id\s*\=\s*[\'\"]*([^\'\"]+)[\'\"]*([^\>]*)\>/\<$1 id="$idprefix$2" $3\>/gsi;
+                                  $output=~
+                                      s/(\Qthis.form.elements['\E)(HW(?:VAL|CHK)_[^']+\'\]\.(?:value=\'|checked))/$1$prefix$2/gsi;
                                   if ($hastimer) {
                                       $output=~
                                           s/\<(input[^\>]+name=\Q"$prefix\Eaccessbutton"[^\>]+)(?:\Qdocument.markaccess.submit();\E)([^\>]*)\>/\<$1pageTimer(this.form,'$prefix')$2\>/gsi;