Create Monter (simple script)

[Yol]

Hello.
I need script...Use switch-create monster (morgaroth) time beetween use switch=3 minutes.
And green text "You must wait 3 minutes"

 

[KylerXX]

function onUse(cid, item, fromPosition, itemEx, toPosition)
if getGlobalStorageValue(7878) == -1 then
doCreateMonster("Morgaroth", getPlayerLookPos(cid))
setGlobalStorageValue(7878, 1)
addEvent(setGlobalStorageValue, 60000 * 3, 7878, -1)
else
doPlayerSendCancel(cid, "You must wait 3 minutes")
end
return true
end