This song is kick ass, all the other tabs were wrong in parts, this is how i play it and it sounds right. so enjoy!!!

Riff 1
G-------------------------------------------
D--0--3/5---3-------------------------------
A---------3---3-----------------------------
E-------------------------------------------

Riff 2
G-------------------------------------------
D-------------------------------------------
A--4H5--4H5--4H5--4H5--4H5--4H5--4H5--ect
E-------------------------------------------

Riff 3
G-------------------------------------------
D-------------------------------------------
A------3H5----3H5-4-5-----------------------
E--0-0----0-0-------------------------------

Riff 4
G-------------------------------------------
D--0--3/5---3/5---3/5---3/5-4H5-------------
A---------3-----1-----3---------------------
E-------------------------------------------

There you go, you just have to get the timing right and where the riffs go.