How to Jailbreak and Unlock Iphone 2g 3.0 firmware?

I have an iphone 2g and i want to jailbreak and unlock 3.0 firmware. Can anyone tell me which software I should download.

Instructions and download links located here: http://rotilda.com/197/instructions-how-to-jailbreak-and-unlock-your-og-iphone-on-windows-with-redsn0w

How To Jailbreak NEW 3.0 Firmware :: iPhone, iPhone 3G, iPod Touch 1st & 2nd Gen (Windows)