Rest My Chemistry (acoustic Intro)

This is my second tab, I think it sounds good, any corrections or doubts 
mail me, davidb_g25@hotmail.com 

Guitar 1 

e----------------------------------7-7-7-7-7----------------------- 
B---7x-7---------------------------7-7h8h7-7----------------------- 
G---7x-9--7-7----------------------7-7-7-7-7----------------------- 
D---9x-9--9-9slide12slide9----9x9--9-9-9-9-9----------------------- 
A--10x10--9-9slide12slide9----7x7--7-7-7-7-7----------------------- 
E------------------------------------------------------------------ 

Guitar 2 (main riff) 

e------7---------7--------7----7-----7----------| 
B---8----8--7--7---7--10----10---8-8---8--------| 
G-----------------------------------------------| 
D-----------------------------------------------| 
A-----------------------------------------------| 
E-----------------------------------------------| 

Other riff 

e-----------------------------------------------------------------------------| 
B---8-8-8-8-12-12-12-12--8-8-8-8-10-10-10-8-7-7-7-7-12-12-12-12---------------| 
G-----------------------------------------------------------------------------| 
D-----------------------------------------------------------------------------| 
A-----------------------------------------------------------------------------| 
E-----------------------------------------------------------------------------| 

e----------------------------| 
B---8-8-8-8-10-10-10-10------| 
G----------------------------| 
D----------------------------| 
A----------------------------| 
E----------------------------|