local id = 1
local last = CurTime()
local data = {"THX за луа", "Кирилл", ":)", "Яйко", "Типо пишу"}
function say(str)
    net.Start("chatmessage_send")
    net.WriteString(str)
    net.SendToServer()
end
hook.Add("Tick","sas",function ()
    cur = CurTime()
    if cur - last > 0.5 then
        say(data[math.random(1,#data)])
        last = CurTime()
    end
end)