Main riff:
E|---3-2---0-2-----|
B|-0-----0-----0-3-|
G|-----------------|
D|-----------------|
A|-----------------|
E|-----------------|

E|---0---------7---|
B|-0---3---0-3-0-0-|
G|-------2---------|
D|-----------------|
A|-----------------|
E|-----------------|

Lead Riff (played occasionally):

E|------------|------------|
B|-8--7-------|------------|
G|-------7----|------------|
D|------------|------------|
A|------------|------------|
E|------------|------------|

E|------------|------------|
B|-8--7-------|------------|
G|-------7----|-7--9--11---|
D|------------|------------|
A|------------|------------|
E|------------|------------|

End Verse Riff (played before chorus, obviously, up an octave than tabbed):

E|-12---------|
B|-------12---|
G|------------|
D|------------|
A|------------|
E|------------|