Here's the bass line for the chorus.  The rest of the song is pretty straight forward.  
this helps.

G|----------------|----------------|------0-2-2-4-2-|----------------|
D|----4---5---4-5-|----4---5---5-7-|0-0-4-----------|------0-2-2-4-2-|
A|0-0---0---0-----|0-0---0---0-----|----------------|0-0-4-----------|
E|----------------|----------------|----------------|----------------|

G|----------------|----------------|------0-2-2-4-2-|2/7-6-----------|
D|----4---5---4-5-|----4---5---5-7-|0-0-4-----------|------7-5-------|
A|0-0---0---0-----|0-0---0---0-----|----------------|----------7-5-4-|
E|----------------|----------------|----------------|----------------|

G|----------------|----------------|----------------|----------------|
D|----4---5---4-5-|----4---5---5-7-|0-0-------------|----------------|
A|0-0---0---0-----|0-0---0---0-----|----4-4-3-3-2-2-|0---------------|
E|----------------|----------------|----------------|--0-2-0-3-0-4-0-|

G|----------------|2-2-0-----------|----------------|----------------|
D|------0-2-2-4-2-|------4-2-0-1-2-|----------------|----------------|
A|0-0-4-----------|----------------|--------5---5---|----------------|
E|----------------|----------------|3-3-3-3---------|5--5-55--55-5---|
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