TalkAction help with this talkactions

[djblah]

hello friends I have a problem I want this talkactions,
have a say exaute 3 days can be reused after 3 days. to prevent abuse of the command


I need to reutilisar the command to a time of 3 days and after 3 days to Use U again

function onSay(cid, words, param)
    local mode = getPlayerPVPMode(cid)
    if mode == 1 then
        setMode = 0
    else
        setMode = 1
    end
    if isPlayerPzLocked(cid) == FALSE and getCreatureSkullType(cid) == SKULL_NONE then
        setPlayerPVPMode(cid, setMode)
        if setMode == 1 then
            doPlayerSendTextMessage(cid, 19, "Now you set pvp mode to on!")
        else
            doPlayerSendTextMessage(cid, 19, "Now you set pvp mode to off!")
        end
    else
        doPlayerSendCancel(cid, "You cannot set pvp mode when you are agressive.")
    end
    return TRUE
end