Tune top string down to D-Flat!!! Db! Not drop D, but D flat!!!
A step lower than drop-d!!!

Intro

e ----------------------------------------------------------
b ----------------------------------------------------------
g ----------------------------------------------------------
d ----------------------------------------------------------
a ---4----2--2/4---44-22------4----2--2/4----4(ph)--2(ph)---
db---0--2/3--3/5---55-33------0--2/3--3/5--x5---- x3--------

(ph) Pinch Harmonic

Middle Riff

e ----------------------------------------------------------
b ----------------------------------------------------------
g ----------------------------------------------------------
d -------2(sb)--4h5r4-2--2(sb)----2-------------------------
a ----2h4-4------------4-------234-4--24---2(ph)-1(ph)-4----
db--------------------------------------0-3-----2------0---

(sb) Slight bend

I think this is pretty close to right, I don't have my guitar 
in front of me, so I'm trying to remember off the top of my head
but I'll double check tonight....