Found this while messing around thought i might as well upload it.
It can be played almost anywhere on these two strings. Just mess around to fin the sound you want.
Main Riff

e |--------------------------------------------------------------|
b |----4---4---4----3---3---3-----6---6---6-----4---4---4--------|
g |--5---5--------5---5---------5----5--------5----5-------------|
d |--------------------------------------------------------------|
a |--------------------------------------------------------------|
e |--------------------------------------------------------------|

Just repeat for full song.

Scott 04D Dickson