--- loncom/homework/radiobuttonresponse.pm	2002/07/17 18:06:18	1.42
+++ 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 1.42 2002/07/17 18:06:18 albertel Exp $
+# $Id: radiobuttonresponse.pm,v 1.43 2002/07/29 20:43:47 albertel Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -74,9 +74,9 @@ sub end_radiobuttonresponse {
   return $result;
 }
 
-%Apache::response::foilgroup={};
+%Apache::response::foilgroup=();
 sub start_foilgroup {
-  %Apache::response::foilgroup={};
+  %Apache::response::foilgroup=();
   $Apache::radiobuttonresponse::conceptgroup=0;
   &Apache::response::setrandomnumber();
   return '';
@@ -290,7 +290,7 @@ sub displayanswers {
 sub start_conceptgroup {
   my ($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);