I'm almost positive all this is right. At least I can play it with the song and it  
right. Listen to the song to get the rhythm. 

Drop D Tuning 

Intro/Outro 
e |-------------------|-------------------|---------------------------| 
B |---------------7---|---------------8---|---------------------------| 
G |---------7---------|---------7---------|--------------7------------| 
D |----7--------------|----7--------------|----9----7-----------------| 
A |-------------------|-------------------|---------------------------| 
D |-------------------|-------------------|---------------------------| 

Main Riff 

e |-------------------------------------------------------------------| 
B |-----------------7--------------------7----------------------------| 
G |-----------7-----------7-----------7------7-----9------------------| 
D |-----7-----------------------7-------------------------------------| 
A |-------------------------------------------------------------------| 
D |-------------------------------------------------------------------| 

e |-------------------------------------------------------------------| 
B |-----------------7-----------------8-----7-------------------------| 
G |-----------7-----------7-----------------------9-------------------| 
D |-----7-----------------------7-------------------------------------| 
A |-------------------------------------------------------------------| 
D |-------------------------------------------------------------------| 

e |-------------------------------------------------------------------| 
B |-----------------7--------------------7-------7--------------------| 
G |-----------7-----------7----------7-----7--9-------9---7-----------| 
D |-----7----------------------7--------------------------------------| 
A |-------------------------------------------------------------------| 
D |-------------------------------------------------------------------| 

Verses 
Play this 4 times for each verse. 
e |-------------------------------------------------------------------| 
B |-------------------------------------------------------------------| 
G |-------------------------------------------------------------------| 
D |-----00000000-----5555-----7777------------------------------------| 
A |-----00000000-----5555-----7777------------------------------------| 
D |-----00000000-----5555-----7777------------------------------------| 

Play the Main Riff between the 1st verse and the bridge 

Bridge 

e |-----3-----5-----3-----x-------------------------------------------| 
B |-----3-----5-----3-----2-------------------------------------------| 
G |-----4-----6-----4-----2-------------------------------------------| 
D |-----5-----7-----5-----2-------------------------------------------| 
A |-----5-----7-----5-----0-------------------------------------------| 
D |-------------------------------------------------------------------| 

The outro is the same as the intro, so after the 2nd verse just play the intro again. 

| /  slide up 
|   slide down 
| h  hammer-on 
| p  pull-off 
| ~  vibrato 

| +  harmonic 
| x  Mute note