ok i have zw emg set picups and i bought a 3 way switch, how do i wiring it up? for the 3 way switch i have no idea, the wiring diagram it came with shows how to wiring up a 3 way slide switch with 8 pints, but mine only have 6 pins with a center pin around it, there are 3 connections between the 6 pins(cross over) and the center i assume is a groud pin, help me please!