hi guys just want to no what the green and black wire is on the interior door switch is for i dont no if its a ground or a live as im trying to wire some lights under my door and want to run them off that so that thay only come on when the door is open is there anyone that can run my throw how to do this thank you

 

they are earth controlled on rear of door switches, just perm live to light and connect earth onto door switch = simples