Looking for PS3 Axis Controller, go over here.
Wow, cool 5 step instructions to use PS3 6-Axis controller in Windows!
Heres the instructions to make it work
1. Download and install the filter driver (libusb-win32-filter-bin-0.1.10.1.exe). (attached zip)
2. Unpack ps3sixaxis_en.exe
3. Plug the SIXAXIS into your PC.
4. Run ps3sixaxis_en.exe once.
5. Push the PS button on the SIXAXIS once if it doesnt see it straight away.