--- loncom/interface/longroupchat.pm	2006/04/13 20:56:54	1.4
+++ loncom/interface/longroupchat.pm	2006/05/18 17:58:14	1.7
@@ -26,9 +26,11 @@
 package Apache::longroupchat;
 
 use strict;
+use Apache::Constants qw(:common);
 use Apache::lonnet;
-use Apache::loncommon;
+use Apache::loncommon();
 use Apache::lonlocal;
+use Apache::longroup();
 
 sub handler {
     my ($r) = @_;
@@ -38,17 +40,18 @@ sub handler {
     if (defined($group)) {
         my $cnum=$env{'course.'.$env{'request.course.id'}.'.num'};
         my $cdom=$env{'course.'.$env{'request.course.id'}.'.domain'};
-        my %curr_groups;
-        my $numgroups = &Apache::loncommon::coursegroups(\%curr_groups,$cdom,
-							 $cnum,$group);
-        if ($numgroups) {
+        my %curr_groups = &Apache::longroup::coursegroups($cdom,$cnum,$group);
+        if (%curr_groups) {
             my %group_info = 
-		&Apache::loncommon::get_group_settings($curr_groups{$group});
+		&Apache::longroup::get_group_settings($curr_groups{$group});
             $grouptitle = &mt('Group Chat:').' '.
 		&Apache::lonnet::unescape($group_info{description});
         }
     }
 
+    &Apache::loncommon::content_type($r,'text/html');
+    $r->send_http_header;
+    return OK if $r->header_only;
     my $start_page =
 	&Apache::loncommon::start_page($grouptitle,undef,
 				       {'frameset'    => 1,