Needs a lot of work. Currently it is just a reply with no addressees filled in.
It needs to not quote the message, and carry over the attachments.
+ "<a href=\"javascript:mail_compose(true,'"+msg.wefw+"','"+msgnum+"', replyall_to(msg), msg.cccc, 'Re: '+msg.subj);\">"
+ "<i class=\"fa fa-reply-all\"></i> "
+ _("ReplyAll")
+ + "</a></span>"
+
+ + "<span class=\"ctdl-msg-button\">" // Forward (server handles this)
+ + "<a href=\"javascript:mail_compose(true,'"+msg.wefw+"','"+msgnum+"', '', '', 'Fwd: '+msg.subj);\">"
+ + "<i class=\"fa fa-mail-forward\"></i> "
+ + _("Forward")
+ "</a></span>";
if (can_delete_messages) {