This is setup-dependent. Some servers are set up to parse .html for includes. My ISP used to do it this way, until we started complaining at how slow the server was running...
On one of my servers, Apache uses .foo for includes, and .aigh for perl scripts. hehehe.
Paris Sinclair | 4a75737420416e6f74686572
pariss@efn.org | 205065726c204861636b6572
I wear my Geek Code on my finger.