emg 81 85 help wiring

Ok I need a wiring diagram to make this set work correctly, the three way switch confuses the he'll out of me. I have one 25k pot for volume, 1 stereo Jack, and the two 81/85 pups. I'm putting them into an Rg320 that has pretty crappy piwersounds in it already. So I thought I'd uprgrade. Btw...