I grabbed this tab off of another site.  It sounds right, although I think this 
intro is on a xylophone and not on a guitar in the recorded version.

e|----------------------------------------------------------------------------|
B|----------------------------------------------------------------------------|
G|---------------------10-----------------------------------------------------|
D|-----9/10--------12------12--------10p9--------9------7--9-7----10-10p9-----|
A|----------10------------------10--------10--------10---------------------10-|
E|----------------------------------------------------------------------------|


| /  slide up
| \  slide down
| h  hammer-on
| p  pull-off
| ~  vibrato
| +  harmonic
| x  Mute note
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