This is my first tab, it sounds about right to me.. 

Intro Riff (After Bass): 

e-|--------------------|--------------------------| 
B-|--------------------|--------------------------| 
G-|--------------------|--------------------------| x2 
D-|-6-6--5-5--4-4--3-3-|-14--14-14-9-11---9-11h~--| 
A-|-6-6--5-5--4-4--3-3-|-14--14-14-9-11-11--------| 
E-|-4-4--3-3--2-2--1-1-|-12--12-12-7-9------------| 

Second Riff: 

e-|-----------------------------------------------------| 
B-|-----------------------------------------------------| 
G-|--------------9--9-8-6--6--9--9-4-6--6--9--9---------| 
D-|-6--6-8-9--9--9--9-8-6--6--9--9-4-6--6--9--9---9--8--| 
A-|-6--6-8-9--9--7--7-6-4--4--7--7-2-4--4--7--7---9--8--| 
E-|-4--4-6-7--7-----------------------------------7--6--|