ativado = false


function onUse(cid)
end

function onLook(cid)
end

function onCreatureIn(cid)
  uniqueItemChangeID(ID_SELF, GROUNDID_GREY_SWITCH_ON)
end

function onCreatureOut(cid)
  uniqueItemChangeID(ID_SELF, GROUNDID_GREY_SWITCH_OFF)
end

function onCreatureEntering(cid)
end