SewerProject blinking light

Some time ago i saw in sewer demo project blinking light, the problem is i need to make something similar now, but now when i open sewer project it is empty, so i cant see haw they were made. can someone post image whit inspector wiev of thees lights or just tell haw to make something like that.

Not interested in helping you after you made this posting: http://forum.unity3d.com/threads/64540-Unity-is-pice-of-shit