How to fix Apache and MySQL problem
EasyPHP is an application that you install on your Windows computer and use as a development system for PHP / Apache and mySQL databases.
It can be downloaded form http://www.easyphp.org/
However, when I tried to install on Windows 7 I came across a number of issues with Apache and with mySQL.
This article
http://ryan.rawswift.com/2009/09/20/easyphp-on-64-bit-windows-7-how-to-fix-apache-and-mysql-problem/
solved the problems for me.