Tune your bass down a half step (1/2) 

verse:

|*---------------------------------*|
|*-----------5---------------------*|
|-0---0-4-5-----7-5-3--0-0-4-5-----*|
|------------------------------3----|


play until the chorus begins
.

chorus:

|--------------------------------------|
|--------------------------------------|
|-0--1--3--0--1--3--0--1--3--0---1--3--|
|--------------------------------------|

During the outro and solo, play the verse part.

Im Pretty sure this is how you play it , but if you have any questions or complaints email me at viper6127@hotmail.com