--- loncom/interface/loncommon.pm	2019/08/28 02:38:42	1.1075.2.139
+++ loncom/interface/loncommon.pm	2020/02/04 21:54:58	1.1075.2.142
@@ -1,7 +1,7 @@
 # The LearningOnline Network with CAPA
 # a pile of common routines
 #
-# $Id: loncommon.pm,v 1.1075.2.139 2019/08/28 02:38:42 raeburn Exp $
+# $Id: loncommon.pm,v 1.1075.2.142 2020/02/04 21:54:58 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -6753,7 +6753,8 @@ table.LC_prior_tries td {
   padding: 6px;
 }
 
-.LC_answer_unknown {
+.LC_answer_unknown,
+.LC_answer_warning {
   background: orange;
   color: black;
   padding: 6px;
@@ -7744,6 +7745,14 @@ ul.LC_funclist li {
 		cursor:pointer;
 }
 
+pre.LC_wordwrap {
+  white-space: pre-wrap;
+  white-space: -moz-pre-wrap;
+  white-space: -pre-wrap;
+  white-space: -o-pre-wrap;
+  word-wrap: break-word;
+}
+
 /*
   styles used by TTH when "Default set of options to pass to tth/m
   when converting TeX" in course settings has been set
@@ -17178,7 +17187,9 @@ sub is_nonframeable {
     }
     my $uselink;
     my $request = new HTTP::Request('HEAD',$url);
-    my $response = &LONCAPA::LWPReq::makerequest('',$request,'','',5);
+    my $ua = LWP::UserAgent->new;
+    $ua->timeout(5);
+    my $response=$ua->request($request);
     if ($response->is_success()) {
         my $secpolicy = lc($response->header('content-security-policy'));
         my $xframeop = lc($response->header('x-frame-options'));