Here you go.
I couldn't find any diagrams online when I was searching so after thinking about it and trying it out on a guitar I was fixing up, it worked!
Don't forget to also ground to your bridge/thimbles/tailpiece what ever it may be.
Suitable for any guitar circuit.
(http://i1169.photobucket.com/albums/r518/shorty65mustang/ET-270Mod.png)