Alright, this is not the power chords or anything... This is just the small part on the intro.

Tuning:

e|---------5--7--5-----------5--7--5-----------5-----------------------------|
B|---5--7-----------7--5--7-----------7--5--7--------------------------------|
G|---------------------------------------------------------------------------|
D|---------------------------------------------------------------------------|
A|---------------------------------------------------------------------------|
E|---------------------------------------------------------------------------|

e|---------5--7--5-----------5--7--5-----9--7--5-----------------------------|
B|---5--7-----------7--5--7-----------7--------------------------------------|
G|---------------------------------------------------------------------------|
D|---------------------------------------------------------------------------|
A|---------------------------------------------------------------------------|
E|---------------------------------------------------------------------------|

2X ..... Let ring out the 2nd

There you go, you can either go up or down on the frets. Its up to you.