anchor.diff:  	src.attack_hand(usr)
   
   /obj/machinery/pos/attackby(var/atom/movable/A, var/mob/user)
  -	..()
   	if(istype(A,/obj/item/weapon/card/id))
   		var/obj/item/weapon/card/id/I = A
   		if(!logged_in)
  
positive.code: 			logged_in = user
  			screen=POS_SCREEN_ORDER
  			update_icon()
  			src.attack_hand(usr)
  		else
  			if(!linked_account)
  				visible_message("\red The machine buzzes, and flashes \"NO LINKED ACCOUNT\" on the screen.","You hear a buzz.")
  
negative.code: 				dispense_cash(credits_held,B)
  				B.name="change"
  				B.desc="A box of change."
  			credits_held=0
  	..()
  