This is only the chorus, because the intro and verse are just piano and don't translate
to guitar. This sounds right to me, but I'm not sure what it is that he exactly plays.

Chorus
                   Band (x2444x@1)then i open my eyes
      A (x02220@1)                   F#mand (244222@1)i know youre beating my heart
Bbeating (x2444x@1)my heart
Blook (x2444x@1)at the sky
  Ai (x02220@1)know youre beating my heart
F#mbeating (244222@1)my heart
           B (x2444x@1)       Ai (x02220@1)go extra miles to show
                 F#m (244222@1)              Bthat (x2444x@1)you are the one thing that ive got
            Blook (x2444x@1)at the sky
  A (x02220@1)                   Ei (022100@1)know youre beating my heart


If you use bar chords for this song, you can use an E-bar for each chord - here are the 
for each:
A- E bar on 5th fret
B- E bar on 7th fret
F#m- Em bar on 2nd fret
E- For this song I like the E bar on 12th fret