--- loncom/auth/londatecheck.pm	2006/04/13 21:02:34	1.12
+++ loncom/auth/londatecheck.pm	2017/12/22 02:00:53	1.14
@@ -1,5 +1,5 @@
 # Checks contentopen/close settings disable subsequent PerlHandlers if not open
-# $Id: londatecheck.pm,v 1.12 2006/04/13 21:02:34 albertel Exp $
+# $Id: londatecheck.pm,v 1.14 2017/12/22 02:00:53 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -37,14 +37,14 @@ sub content_date_check {
     my $close=&Apache::lonnet::EXT('resource.0.contentclose',$symb);
     if ( (defined($open)  && $open  ne '' && time < $open) ) {
 	return ('CLOSED',$open,$close,
-		'<h1>'.&mt('Not open to be viewed').'</h1>'.
+		'<p class="LC_warning">'.&mt('Not open to be viewed').'</p>'.
 		&mt("This resource currently isn't open. ".
 		    "It will be available at [_1].",
 		    &Apache::lonlocal::locallocaltime($open)));
     }
     if ( (defined($close) && $close ne '' && time > $close) ) {
 	return ('CLOSED',$open,$close,
-		'<h1>'.&mt('Not open to be viewed').'</h1>'.
+		'<p class="LC_warning">'.&mt('Not open to be viewed').'</p>'.
 		&mt("This resource is no longer available to be viewed."));
     }
     return ('OPEN',$open,$close);
@@ -55,6 +55,10 @@ sub handler {
     if (&Apache::lonnet::allowed('bre',$r->uri) eq 'F') {
 	return DECLINED;
     }
+    if (($r->uri =~ /ext\.tool$/) &&
+        (&Apache::lonnet::EXT('resource.0.gradable',$env{'request.symb'}) =~ /^yes$/i)) {
+        return DECLINED;
+    }
     my ($status,$open,$close,$msg)=&content_date_check();
     if ($status ne 'OPEN') {
 	$r->set_handlers('PerlHandler'=>undef);