nodejitsu/http-server — pull request #8 by jesusabdullah (2011-10-18 18:45:06+00:00)
Title: [feature] On 404, attempt to serve file /404.html

I needed something like this for the docs, so here you go! I'm down for changing the behavior to serve a different file if that would be better, but this was the convention i remembered from my Apache days.