anchor.diff:  //config stuff
   
   /obj/machinery/announcement_system/interact(mob/user)
  +	if(!user.canUseTopic(src, !issilicon(user)))
  +		return
   	if(stat & BROKEN)
   		visible_message("<span class='warning'>[src] buzzes.</span>", "<span class='italics'>You hear a faint buzz.</span>")
   		playsound(src.loc, 'sound/machines/buzz-two.ogg', 50, 1)
  
positive.code: 	popup.open()
  
  /obj/machinery/announcement_system/Topic(href, href_list)
  	if(stat & BROKEN)
  		visible_message("<span class='warning'>[src] buzzes.</span>", "<span class='italics'>You hear a faint buzz.</span>")
  		playsound(src.loc, 'sound/machines/buzz-two.ogg', 50, 1)
  
negative.code: 
  	if(href_list["ArrivalTopic"])
  		var/NewMessage = stripped_input(usr, "Enter in the arrivals announcement configuration.", "Arrivals Announcement Config", arrival)
  		if(!usr.canUseTopic(src, !issilicon(usr)))
  			return
  		if(NewMessage)
  			arrival = NewMessage
  	else if(href_list["NewheadTopic"])
  		var/NewMessage = stripped_input(usr, "Enter in the departmental head announcement configuration.", "Head Departmental Announcement Config", newhead)
  		if(!usr.canUseTopic(src, !issilicon(usr)))
  			return
  		if(NewMessage)
  			newhead = NewMessage
  