strum the following 2x, then the second half 1x:
E|---0--------0-------0-------------0--------0----0----|
B|--10-------12-------7-------------6--------8----7----|
G|-----------------------------------------------------|
D|--10-------12-------7-------------8-------10----9----|
A|---0--------0-------0-------------0--------0----0----|
E|---0--------0-------0-------------0--------0----0----|


[MAIN RIFF and verses]

E|---------------------|-----------------------|
B|---------------------|-----------------------|
G|-----7--77---5555555-|-----9--9--9---7777777-|
D|---------------------|-----------------------|
A|-----8--88---7777777-|-----10-10-10--9999999-|
E|-0-0-0--00---0000000-|-0-0-0--0--0---0000000-|


[CHORUS]

E|--------------------------------------|-------------------------------|
B|10--10--10-10-10| -10 10 10 10 10 10 10|10--10--10-10-10--7-7-7-7-7-7-7|
G|--------------------------------------|-------------------------------|
D|10--10--10-10-10| --9 -9-9 -9-  9 -9 -9|-8---8---8--8--8--7-7-7-7-7-7-7|
A|-0---0---0--0--0| --0 -0-0 -0-  0 -0 -0|-0---0---0--0--0--0-0-0-0-0-0-0|
E|-0---0---0--0--0| --0 -0-0 -0-  0 -0 -0|-0---0---0--0--0--0-0-0-0-0-0-0|

E|---------------------|-----------------------|
B|---------------------|-----------------------|
G|-----7--77---5555555-|-----9--9--9---7777777-|
D|---------------------|-----------------------|
A|-----8--88---7777777-|-----10-10-10--9999999-|
E|-0-0-0--00---0000000-|-0-0-0--0--0---0000000-|

The other guitar plays this on the chorus:

E|-------------------------------------------------------|
B|-----------------------------------------3--5--8/7-----|
G|-----------------------------2--3--5-------------------|
D|-----------------2--3--5-------------------------------|
A|--0--2--3--5-------------------------------------------|
E|-------------------------------------------------------|

FROM THE SECOND CHORUS ON THE SECOND GUITAR ALSO PA YS THIS
AFTER THE ABOVE RIFF:

E|--0------------------------------------0----------------------------|
B|--------------------------------------------------------------------|
G|------5/3--2------0----3--2----------------5/3-2---0----3--2--------|
D|---------------------------------------------------------------0----|
A|--------------------------------------------------------------------|
E|--------------------------------------------------------------------|


After the first chorus there is a break down where a guitar is strumming with the fingers from
the left hand covering the strings to make a rhythmic sound.  LISTEN TO THE DC ORDING FOR
THE RHYTHM
THE NUMBERS LINE UP TO THE RHYTHM  its a tough beat but listen close and you can get it.
The strings go from muted to open to create a beat:


[BDA KC WN]

E|-----1-------2-------3-------4------1------2-------3-------4-----|

D|--|------------------------------|------------------------------|
B|--|------------------------------|------------------------------|
G|X-|X-X-0-X-X-0-X-X-X-X-0-X-X-0-X-|X-X-0-X-X-0-X-X-X-X-0-X-X-0-X-|
D|X-|X-X-0-X-X-0-X-X-X-X-0-X-X-0-X-|X-X-0-X-X-0-X-X-X-X-0-X-X-0-X-|
A|X-|X-X-0-X-X-0-X-X-X-X-0-X-X-0-X-|X-X-0-X-X-0-X-X-X-X-0-X-X-0-X-|
D|X-|X-X-0-X-X-0-X-X-X-X-0-X-X-0-X-|X-X-0-X-X-0-X-X-X-X-0-X-X-0-X-|

THIS RIFF IS PA YED OVER THE BDA KC WN AND MAIN RIFF IN THE SECOND VERSE
AND THROUGHOUT THE SONG:

E|--0------------------------------------0----------------------------|
B|--------------------------------------------------------------------|
G|------5/3--2------0----3--2----------------5/3-2---0----3--2--------|
D|---------------------------------------------------------------0----|
A|--------------------------------------------------------------------|
E|--------------------------------------------------------------------|


[BRIDGE]

"I'd really like to help you man..."  The main riff changes a little bit:
It repeats both parts of the riff twice:

E|---------------------|---------------------|
B|---------------------|---------------------|
G|-----7--77---5555555-|-----7--77---5555555-|
D|---------------------|---------------------|
A|-----8--88---7777777-|-----8--88---7777777-|
E|-0-0-0--00---0000000-|-0-0-0--00---0000000-|

E|---------------------|-----------------------|
B|---------------------|-----------------------|
G|-----9--9-9--7777777-|-----9--9--9---7777777-|
D|---------------------|-----------------------|
A|-----10-1010-9999999-|-----10-10-10--9999999-|
E|-0-0-0--0-0--0000000-|-0-0-0--0--0---0000000-|

RIFF A
MAIN RIFF 2x
VERSE 1 (MAIN RIFF 4x)
CHORUS (play riff 2x)
BDA KC WN (4 MEASUD S)
VERSE 2 (MAIN RIFF 4x)
CHORUS (play riff 2x)
MAIN RIFF 4x (sounds different because of the bass)
BRIDGE RIFF 2x
CHORUS (play riff 2x)
TAG (play second half of chorus riff 3x instead of once)
MAIN RIFF 4x (sounds different because of the bass)
RIFF A
OUTRO  (this is just a mellower variation/breakdown of the main riff)