This is a very easy song if you would have gone to their website.  Unlike most 
bands, they post their own tabs.  This is how they really play it.  They play 
it in a special tuning.  From low to high (Eb Ab Eb Eb Bb Eb).

Eb---------------------------------------------
Ab--4------------2---------0-------------------
Eb----------------------0----------------------
Eb---------------------0------0----------------
Bb------------0-----0-0--------0----4h5p4-2-0--
Eb-----4-5-4p0-------0----------0--------------

This is the intro and the verse, so it should get you started.  The chords are 
E/C#m, E/B, and E/A.  The chorus is E/A, E/B, and B/G#.