This is the basic intro to the song:

E-------------------------------------------------------------------
B-------------------------------------------------------------------
G-------------------------------------------------------------------
D-----------2-----------2---------------2----------2--------2-------
A---0h1h2-------0h1h2----------0h1h2-------0h1h2--------------------
E--------------------------0---------------------------3------------

E---------------------------------------------------------------------
B--------------------------------------------------2------------------
G--------------------------------------------------2------------------
D-----------2-----------2--------------2-----------2------------------
A---0h1h2-------0h1h2----------0h1h2-------0h1h2----------------------
E--------------------------0------------------------------------------