setting up apache web server - noob question

i am new to apache web server, i am simply trying to create a single html file website viewable to all served from my computer. I have located where the default text file is, but after using a web proxy i realized the proxy could not reach my website. this probably soun开发者_如何学JAVAds rudimentary to you but would you know where in the httpd file i should modify to make this work?

thanks

If your computer is connected directly with Internet, you should allow access to port 80 from outside, and change the listening address too (Listen *:80).

if your computer is behind a router, your router should be configured to forward incoming requests on port 80 to your computer.