property pStartTime -- a snapshot of time when this behavior first starts
property pTextMem -- the text member this script is attached to

--
-- Attach this behavior to a text cast member to display elapsed time in seconds.
-- Ken Loge - http://diginoodles.com
--

on beginSprite me
  pStartTime = _system.milliseconds
  pTextMem = sprite(me.spriteNum).member.name
end

on exitFrame me
  -- display as seconds
  currentTime = string((_system.milliseconds - pStartTime) / 1000)
  -- update only if time is different from what is displayed
  if member(pTextMem).text <> currentTime then
    member(pTextMem).text = currentTime
  end if
end