How to install multiple XAMPP versions OR Multiple PHP versions on MAC OS X 10.7 Lion

Question

I need to do some work on a legacy system that requires PHP 5.2

I already have XAMP 1.7.3 installed but this version has PHP 5.3.

Since this a work I might d

Answer 1

You could always use VirtualBox (or similar) to create an instance with 5.2 on it and then when you're done with old work, just dump the VB instance with no ill affect on your current system.