This is just a straight up listing of the song parts and what chords to be played during them.
I figured them out using this video: http://www.youtube.com/watch?v=IWM6Y-aDJe0

Hope you enjoy. Feel free to comment. :)

Intro/Verse/Postchorus: C F C G

Turnaround: C F

Chorus: Am F C G

Intro: 2x
Verse: 2x
Turnaround: 1x
Verse: 2x
Chorus: 2x
Postchorus: 1x
Verse: 4x
Chorus: 2x
Postchorus: 2x
Verse: 2x

Between the verses he throws in a lick which is just: e---------------------|
                                                      B---------------------|
                                                      G---------------------|
                                                      D-----------0---------|
                                                      A--------0h2----------|
                                                      E---------------------|