How do you set up and use Dave's hack?

The title says it all.
I want to know how to precisely setup dave's hack.

I would appreciate if you could provide a virus-free injector. and step by step instructions.

And also, what button do i press to open the menu?

its on the hack section its the first thread and stickied and download it and follow the instructions it has or run as admin and press ok start up crossfire and ur done