--- loncom/interface/lonfeedback.pm	2019/03/02 23:40:43	1.380
+++ loncom/interface/lonfeedback.pm	2020/12/18 15:23:02	1.384
@@ -1,7 +1,7 @@
 # The LearningOnline Network
 # Feedback
 #
-# $Id: lonfeedback.pm,v 1.380 2019/03/02 23:40:43 raeburn Exp $
+# $Id: lonfeedback.pm,v 1.384 2020/12/18 15:23:02 raeburn Exp $
 #
 # Copyright Michigan State University Board of Trustees
 #
@@ -2060,8 +2060,8 @@ END
     } else {
         $r->print(<<END);
 <p>
-$lt{'atta'} $attachmaxtext: <input type="file" name="attachment" class="flUpload" />
-<input type="hidden" id="free_space" value="131072" />
+$lt{'atta'} $attachmaxtext: <input type="file" name="attachment" class="LC_flUpload" />
+<input type="hidden" id="LC_free_space" value="131072" />
 </p>
 END
     }
@@ -3183,7 +3183,7 @@ sub adddiscuss {
     if (($symb) && ($email)) {
         my $now = time;
         if ($env{'form.editdisc'}) {
-            $contrib{'ip'}=$ENV{'REMOTE_ADDR'};
+            $contrib{'ip'}=&Apache::lonnet::get_requestor_ip();
             $contrib{'host'}=$Apache::lonnet::perlvar{'lonHostID'};
             $contrib{'timestamp'} = $now;
             $contrib{'history'} = '';
@@ -3560,8 +3560,8 @@ END
     $r->print('<b>'.$subject.'</b>');
     $r->print(&Apache::lonhtmlcommon::row_closure());
     $r->print(&Apache::lonhtmlcommon::row_title($lt{'adda'}));
-    $r->print('<input type="file" name="addnewattach" class="flUpload" />'
-        .'<input type="hidden" id="free_space" value="131072" />'
+    $r->print('<input type="file" name="addnewattach" class="LC_flUpload" />'
+        .'<input type="hidden" id="LC_free_space" value="131072" />'
         .'<input type="button" name="upload" value="Upload" '
         .'onclick="this.form.submit()" />  '.$attachmaxtext);
     if(($idx)||(ref($currnewattach) eq 'ARRAY') && (@{$currnewattach} > 0)){