This intro is simple and is the same throughout the whole song.. Only the rythm/
strumming changes...

Strum:
D: Down
U: Up
Intro:   Am (x02210@1)         Em (022000@1)       F (133211@1)         Am (x02210@1)     EmTab: (022000@1)Strum: D (xx0232@1)U  D (xx0232@1)   D (xx0232@1)U  D (xx0232@1)  D (xx0232@1)U  D (xx0232@1)   D (xx0232@1)U  D (xx0232@1)D (xx0232@1)D (xx0232@1)U  D (xx0232@1) e|------------------------------------------------------------------------|
  B|---1--1--1----------------1--1--1-----1--1--1---------------------------|
  G|---2--2--2----------------2--2--2-----2--2--2---------------------------|
  D|---2--2--2-----2--2--2----3--3--3-----2--2--2--2--2--2--2---------------|
  A|---------------2--2--2-------------------------2--2--2--2---------------|
  E|------------------------------------------------------------------------|



You can figure out the rest!