Contest:Lua teleporting

Rules:
1.Must use Lua for teleporting,not to respawn for teleporting.
2.No bug teleportings.The teleported point must be controllable.
3.You have to introduct how the teleport works.
Scores:
1.No lags +10
2.Teleports the current adventure robot +20
3.Teleports any non-static and non-connected +50
4.Teleport cooldown +50
5.Teleport damage for current adventure robot +20
6.Clean commands(if...end;for...end) +20
7.No WARNINGS +20
8.Area Teleporting +50
9.The robot must use teleporting tool for teleporting +20
10.Portal teleporting +70
11.Portal gun +70