Damn easy song, sounds fantastic, and this is the way Dan plays it live - 
http://www.youtube.com/watch?
v=fDMOiX6k6WI&feature=PlayList&p=069FD2A29190F81C&playnext_from=PL&index=9

Intro

e|------3s5---------5s7---------7s9-----------5------5----|
B|---------------------------------------------5b7--------|
G|------5s7---------7s9---------9s11--------------5b7-5p0-|
D|--------------------------------------------------------|
A|--0-0----0-0-0-0-0---0-0-0-0-0----0-0-0-0-0-------------|
E|--------------------------------------------------------|

Main Riff

e|-------------------------------------------|
B|------2-------------2-------------2--------|
G|------2-------------2-------------2--------|
D|------2------4------2------4------2------4-|
A|--0-0--------4--0-0--------4--0-0--------4-|
E|--------2--2----------2--2----------2--2---|

Chorus 

e|----------------------------------------------|
B|----------------------------------------------|
G|----------------------------------------------|
D|----------------------------------------------|
A|--5-5xx6---6-xx5-5xx6---6-xx5-5-6x5x6x5x6-6-6-|
E|----------------------------------------------|

When it repeats the intro half way through the song play this

e|------3s5---------5s7---------7s9--9s12---5-----------|
B|-------------------------------------------5b7--------|
G|------5s7---------7s9---------9s11-11s14------5b7-5p0-|
D|------------------------------------------------------|
A|--0-0----0-0-0-0-0---0-0-0-0-0----0-------------------|
E|------------------------------------------------------|

And end on an A chord. Simple.

Any problems or questions just email me at bigearspeers28@hotmail.com