local outline = ""
local outrc = ""
if event.type=="train" then
  if atc_arrow then
    atc_send("OC")
    atc_set_text_outside("")
    atc_set_text_inside("")
    set_rc("")
    set_line("")
  else
    if outline then set_line(outline) end
    if outrc then set_rc(outrc) end
    atc_set_text_outside("Not in service")
  end
  --unset_shunt()
end