Web Server Setup helpppp pleaseeee

Hi, Ok, lets start from the beginning. We have a new HP server with win 2k OS. I want to set it up as a web server that will only host our company website. I have installed Apache, mysql, php and also iis. Now can someone tell me what i have to do to make it a web server for my web site build on php mysql. I am i newbie... I have already configured apache and php variable. the site is running well on the server itself. Please help me in setting it up. I have never done it before..........email coolstudprit@hotmail.com