Intro ("v" stands for "vibrato"; h for "hammer on"; pick every note in the slide thing..)
E|---------------------------------------|
B|---------------------------------------|
G|---------------------------------------|
D|-2v-2---2v-2---2v-2---2v-2--2/5v-------|
A|---------------------------------------|
E|---------------------------------------|

E|------------------------------------------------------------------------|
B|------------------------------------------------------------------------|
G|------------------------------------------------------------------------|
D|--12\9/12\7-9-0h2-2-2-2-2--0-0--0h5-5-5-5-5-0-0--0h2-2-2-2-2-2-2-2-2-2--|
A|------------------------------------------------------------------------|
E|------------------------------------------------------------------------|

Main Riff 
(i think it's a one-note riff but you can actually do 
the E power chord after the hammer on)

E|----------------------------|
B|----------------------------|
G|----------------------------| several times, then "D riff"
D|-------------2---2---2------|
A|----------------------------|
E|---0-0--0h2-----------------|

D riff

E|------------------------------------------------------|
B|------------------------------------------------------|
G|------------------------------------------------------| and the main riff again
D|---12-12-12-12-12-12-----------------------2---2---2--|
A|---12-12-12-12-12-12----------------------------------|
E|---12-12-12-12-12-12---17-17-17-17-17-0h2-------------|

Bridge

E|-------------------------------|
B|-------------------------------|
G|-------------------------------| followed by the main riff + D riff until the end
D|---12\9/12\7-9-0h2-2-2-2-2-----|
A|-------------------------------|
D|-------------------------------|