Error page and no annotations

I got this when I tried to add a note (and perhaps discover why the annotations weren't visible. Just thought I'd bring it to your attention (if you aren't already working to fix the problem). Hope it's nothing too serious (perhaps you're upgrading to 4?) ------------------------------------------------------------------------------------------------ Not Found The requested URL /manual/add-note.php was not found on this server. Additionally, a 404 Not Found error was encountered while trying to use an ErrorDocument to handle the request. Apache/1.3.9 Server at www.php.net Port 80 ------------------------------------------------------------------------------------------------