I made this in an hour or so when learning the web.py basics. It's running on mod_wsgi.
Very simple but it's something I find relatively useful (it forces Google not to ever discard any of the search terms, which comes in handy when searching for error messages, log fragments, etc.), so I thought I'd share it here in case someone else does too.
More background on the motivation for this here:
http://news.ycombinator.com/item?id=2931994