http://subtesytrenes.com.ar/font/videos.php?rdszwwvk167zywbxc \-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\-\- Barbara Holman .. and we're doing it in such a way that we don't need to know why we're doing it... -- Dr. Michael Erdmann (on continuations in Scheme)