Jerry Jeff Walker: Navajo Rug (Intro Riff)

No one had posted a tab of the intro riff to this song, so I decided to 
transcribe it considering it's a very distinctive aspect of this version.
This is the version off the album by the same name.

e-12-10-9--------9--------------------------------------------------
B---------12-10~---12-10-9----10-9-------------------------12-9-10~-
G--------------------------11~-----11-9---------------9-11----------
D---------------------------------------12-11-9~-9-11---------------
A-------------------------------------------------------------------
E-------------------------------------------------------------------

e-12-10-9--------9--------------------------------------------------
B---------12-10~---12-10-9----10-9----------------------------------
G--------------------------11~-----11-9-----------------------------
D---------------------------------------12-11-9~~~~-----------------
A-------------------------------------------------------------------
E-------------------------------------------------------------------