2 files changed, 15 insertions, 12 deletions
diff --git a/program/steps/mail/func.inc b/program/steps/mail/func.inc
index 21f0fede7..d82c8ef71 100644
--- a/program/steps/mail/func.inc
+++ b/program/steps/mail/func.inc
@@ -93,6 +93,8 @@ if (empty($RCMAIL->action) || $RCMAIL->action == 'list')
     $OUTPUT->set_env('read_when_deleted', true);
   if ($CONFIG['skip_deleted'])
     $OUTPUT->set_env('skip_deleted', true);
+  if ($CONFIG['display_next'])
+    $OUTPUT->set_env('display_next', true);
 	  
   if ($CONFIG['trash_mbox'])
     $OUTPUT->set_env('trash_mailbox', $CONFIG['trash_mbox']);
@@ -686,18 +688,16 @@ function rcmail_wash_html($html, $p = array(), $cid_replaces)
   $html = preg_replace_callback('/(<[\/!]*)([^ >]+)/', 'rcmail_html_tag_callback', $html);
 
   // charset was converted to UTF-8 in rcube_imap::get_message_part(),
-  // -> change charset specification in HTML accordingly
-  $charset_pattern = '(content=[\'"]?\w+\/\w+;\s*charset)=([a-z0-9-_]+)';
-  if (preg_match("/<meta\s+[^>]*$charset_pattern/Ui", $html)) {
-    $html = preg_replace("/\s+$charset_pattern/i", '\\1='.RCMAIL_CHARSET, $html);
+  // change charset specification in HTML accordingly
+  $charset_pattern = '/(\s+content=[\'"]?\w+\/\w+;\s*charset)=([a-z0-9-_]+)/i';
+  if (preg_match($charset_pattern, $html)) {
+    $html = preg_replace($charset_pattern, '\\1='.RCMAIL_CHARSET, $html);
   }
-  else {
-    // add meta content-type to malformed messages, washtml cannot work without that
-    if (!preg_match('/<head[^>]*>(.*)<\/head>/Uims', $html))
-      $html = '<head></head>'. $html;
-    $html = substr_replace($html, '<meta http-equiv="Content-Type" content="text/html; charset='.RCMAIL_CHARSET.'" />', intval(stripos($html, '<head>')+6), 0);
-  }
-  
+  // add head for malformed messages, washtml cannot work without that
+  if (!preg_match('/<head[^>]*>(.*)<\/head>/Uims', $html))
+    $html = '<head></head>'. $html;
+  $html = substr_replace($html, '<meta http-equiv="Content-Type" content="text/html; charset='.RCMAIL_CHARSET.'" />', intval(stripos($html, '<head>')+6), 0);
+
   // turn relative into absolute urls
   $html = rcmail_resolve_base($html);
 
diff --git a/program/steps/mail/show.inc b/program/steps/mail/show.inc
index 068ccbcd7..88961e9aa 100644
--- a/program/steps/mail/show.inc
+++ b/program/steps/mail/show.inc
@@ -78,7 +78,7 @@ if ($_GET['_uid']) {
     $OUTPUT->set_env('trash_mailbox', $CONFIG['trash_mbox']);
   if (!$OUTPUT->ajax_call)
     $OUTPUT->add_label('checkingmail', 'deletemessage', 'movemessagetotrash', 'movingmessage');
-    
+        
   // check for unset disposition notification
   if ($MESSAGE->headers->mdn_to &&
       !$MESSAGE->headers->mdn_sent && !$MESSAGE->headers->seen &&
@@ -143,6 +143,9 @@ if ($_GET['_uid']) {
       $OUTPUT->set_env('last_uid', $last);
     }
 
+  if ($CONFIG['display_next'])
+    $OUTPUT->set_env('display_next', true);
+
   if (!$MESSAGE->headers->seen)
     $RCMAIL->plugins->exec_hook('message_read', array('uid' => $MESSAGE->uid,
       'mailbox' => $IMAP->mailbox, 'message' => $MESSAGE));