skins/default/templates/mail.html
@@ -70,6 +70,8 @@ unreadIcon="/images/icons/unread.png" deletedIcon="/images/icons/deleted.png" repliedIcon="/images/icons/replied.png" forwardedIcon="/images/icons/forwarded.png" forwardedrepliedIcon="/images/icons/forwarded_replied.png" attachmentIcon="/images/icons/attachment.png" flaggedIcon="/images/icons/flagged.png" unflaggedIcon="/images/icons/unflagged.png" />