--- loncom/homework/radiobuttonresponse.pm	2002/05/03 20:13:14	1.41
+++ loncom/homework/radiobuttonresponse.pm	2002/07/29 20:43:47	1.43
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # mutliple choice style responses
 #
-# $Id: radiobuttonresponse.pm,v 1.41 2002/05/03 20:13:14 albertel Exp $
+# $Id: radiobuttonresponse.pm,v 1.43 2002/07/29 20:43:47 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -29,6 +29,7 @@
 
 package Apache::radiobuttonresponse;
 use strict;
+use HTML::Entities();
 
 BEGIN {
   &Apache::lonxml::register('Apache::radiobuttonresponse',('radiobuttonresponse'));
@@ -73,9 +74,9 @@ sub end_radiobuttonresponse {
   return $result;
 }
 
-%Apache::response::foilgroup={};
+%Apache::response::foilgroup=();
 sub start_foilgroup {
-  %Apache::response::foilgroup={};
+  %Apache::response::foilgroup=();
   $Apache::radiobuttonresponse::conceptgroup=0;
   &Apache::response::setrandomnumber();
   return '';
@@ -217,7 +218,7 @@ sub whichfoils {
 	push (@falselist,$name);
       } elsif ($Apache::response::foilgroup{$name.'.value'} eq 'unused') {
       } else {
-	&Apache::lonxml::error(&HTML::Entites::encode("No valid value assigned ($Apache::response::foilgroup{$name.'.value'}) for foil $name in <foilgroup>"));
+	&Apache::lonxml::error(&HTML::Entities::encode("No valid value assigned ($Apache::response::foilgroup{$name.'.value'}) for foil $name in <foilgroup>"));
       }
     }
     my $whichtrue = int(rand($#truelist+1));
@@ -289,7 +290,7 @@ sub displayanswers {
 sub start_conceptgroup {
   my ($target,$token,$tagstack,$parstack,$parser,$safeeval,$style)=@_;
   $Apache::radiobuttonresponse::conceptgroup=1;
-  %Apache::response::conceptgroup={};
+  %Apache::response::conceptgroup=();
   my $result;
   if ($target eq 'edit') {
     $result.=&Apache::edit::tag_start($target,$token);
@@ -341,7 +342,7 @@ sub start_foil {
   } elsif ($target eq 'edit') {
     $result=&Apache::edit::tag_start($target,$token);
     $result.=&Apache::edit::text_arg('Name:','name',$token);
-    $result.=&Apache::edit::select_arg('Correct Option:','value',
+    $result.=&Apache::edit::select_or_text_arg('Correct Option:','value',
 				       ['unused','true','false'],$token);
     $result.=&Apache::edit::end_row().&Apache::edit::start_spanning_row();
   } elsif ($target eq 'modified') {