404. That’s an error.

The requested URL /bookmarks/mark?op=edit&output=popup&bkmk=http%3A%2F%2Froo3.net%2Fvb%2Ft28332.html&title=%D1%E3%E6%D2+%E3%C7%D3%E4%CC%D1 was not found on this server. That’s all we know.