it's very easy
# intro and verse 1
use a CAPO on 2nd fret
and go like this
e|--------------------------------------|
B|--------------------------------------|
G|--4---4----4---4----4---4----4---4----|
D|--4---4----4---4----4---4----4---4----|
A|----2---2-----------------------------|
E|-------------0---0----4---4----2---2--|
or without the capo
e|--------------------------------------|
B|-----------2---2----------------------|
G|--6---6----1---1---6--6----6--6-------|
D|--6---6------------6--6----6--6-------|
A|----4---4-----------------------------|
E|-------------2---2---6--6----4--4-----|
[ Tab from: http://www.guitaretab.com/v/vanilla-sky/108594.html ]
bridge to the chorus
e|--------------------------------------|
B|--------------------------------------|
G|--6-6-6-5-5-5-8-8-8-10/-6..-5..-------|
D|--------------------------------------|
A|--4-4-4-3-3-3-6-6-6--8/-4..-3..-------|
E|--------------------------------------|
chorus
e|---------------|
B|---------------|
G|--6------------|4x
D|--6--4--8--6---|
A|--4--4--8--6---|
E|-----2--6--4---|
verse 2
just like verse 1
but there's a 2nd guitar
that goes like this
e|----------------------------------------|
B|----------------------------------------|
G|--6-6-6-xx------------------------------|
D|--6-6-6-xx--4-4-4-xx--8-8-8-xx-6-6-6-xx-|
A|--4-4-4-xx--4-4-4-xx--8-8-8-xx-6-6-6-xx-|
E|------------2-2-2-xx--6-6-6-xx-4-4-4-xx-|palm mute
bridge
e|--------------------------------------|
B|--------------------------------------|
G|--------------------------------------|
D|------somebody put it here------------|
A|----i didn't figure it out, yet-------|
E|--------------------------------------|