intro
e-------
b-------
g-6-----
d-4-----
a-4-----
D-4-----

then it goes
e--------------------------------------
b------------------------7-7-7-7-------
g-6-6-6-6-6-6--------7-7---------------
d-4-4---------(x2)0--5-5---------(x2)-0
a-4-4-------------0--5-5--------------0
D-4-4-------------0--5-5--------------0

pre-chorus
e---
b---
g-6-
d-4-
a-4-
D-4-

chorus is the same as the part right after the intro

2nd verse

e--------
b--------
g--------
d-4-0-5-0
a-4-0-5-0
D-4-0-5-0

once again not the exact number or times but thats the chord changes

well then theres this nifty little part
e---- ----------
b---- ----------
g-11- ---11--12-
d-X-- ---X---X
a-9-- ---9---9--
D---- ----------