How to Jailbreak iPhone, iPod Touch 3.1.2, 3.1.3! iPad Jailbreak 3.2!
It is basically the same on a windows as it is mac. Post in the comments on you outcome from the jailbreak and any info the jailbreak community should know. Thanks to http://Zijric.com for the pictures!
Download: http://www.iPhoneXpert.com/spiritjailbreakdownload/
The Spirit site is overloaded so I made my own dedicated links for everyone for speedy downloads!
It is very simple, so follow the steps and it should go smoothly. 
Below is a step by step tutorial on jailbreaking with Spirit.
Make sure your device(iPhone, iPod Touch, iPad) is unplugged, and does not have a passcode on it. It needs to be fully activated: no iTunes recovery or emergency calling.
Here we go!
- Open Spirit (Mac OSX, or Windows)
2. Plug in your device (Any device on 3.1.2 and 3.1.3 on iPhone/ iPod Touch. For iPad, make sure it is on the 3.2 firmware as of now.
3. Click “Jailbreak” – WOW WOW
If everything goes well, it should say “JAILBREAK COMPLETE” 
4.Your device will reboot and in about 20 seconds you will see your lockscreen. 
5. Most likely on the last page of your apps, you should see the famous Cydia!
Now go and install all of your favorite jailbroken apps! yeah!
Make sure to bookmark the site for more great tutorials and news. Again, thanks to Zijric.com for the pics.
