Tune down 1 ½ steps:
(Low to high) C#, F#, B, E, G#, C#.
    Intro
Clean tone & delay

C#--------------------------------------------
G#--------------------------------------------
E --------------------------------------------
B --------------------------------------------
F#-----------------7-9p7----------------------
C#--9-9---9---9-9---------9-9---9---9-9-7-8---

Riff. A. 
C#--17-14-------17-14------17-14-------17-14--------------------------
G#----------14-----------------------------------15--—15-15-14-14-----
E ----------------------17--------16----------------------------------
B --------------------------------------------------------------------
F#--------------------------------------------------------------------
C#--------------------------------------------------------------------

Chorus. Delay off. With distortion.
C#---------------------------------------------------------------------
G#---------------------------------------------------------------------
E ---------------------------------------------------------------------
B ---------------------------------------------------------------------
F#--------------------------0-2----------------------------------------
C#--0h2----0h2-0h2-----0h2------0h2----0h2-0h2----0h2-0-1--------------


C#---------------------------------------------------------------------------------
G#---------------------------------------------------------------------------------
E ---------------------------------------------------------------------------------
B -----------------------------2--2------------------------------------------------
F#----2-----2-------2------2---0--4-----2-----2------2--------2------3-------------
C#--0-4---0-4----0-4-----0-4----------0-4---0-4----0-4------0-4----0—1-------------

i did not put how many times you do every riff. but i was just showing you the wright way to do it.
this should be 100% correct.i was helped by a friend named chris. he is an excelent guitarist.