Tom: F#m

E|---------------------------------------------------------------------------|
B|-----10--9---------------7-------------------------------------------------|
G|-11--11--9-------6--7------------------------------------------------------|
D|-11--11--9-------6--7------------------------------------------------------|
A|-----9---7-----4-4--5------------------------------------------------------|
E|---------------------------------------------------------------------------|

or more simply: 
F#minor
E major
C#minor
D major 

and then this is the quiet riff you can hear in the background at the start of the song.

E|---------------------------------------------------------------------------|
B|14----10h12-10h12----10h12-------14----14h17p14-12h14----------------------|
G|---------------------------------------------------------------------------|
D|---------------------------------------------------------------------------|
A|---------------------------------------------------------------------------|
E|---------------------------------------------------------------------------|