rear fog lights

hello,

mot is soon and my rear fogs dont work.

can any one provide a wiring diagram for my car its an 83 driver, the one in my haynes is missing a few wires.

also when i indicate say left the left hand sidelight comes on, the indicator works fine but the light illuminates also? same on the right, any ideas? im thinkin an earth sumwhere but cant find a bad one?

cheers

simon