onChatted scripting Help?

function onPlayerChatted(player, message)
    if message == "Computer" or "Anyone here?" then
        local hint = Instance.new("Hint")
        hint.Parent = player
        hint.Text = "Yes?"
        wait(3)
        hint.Parent = nil
    end
end

function onPlayerChatted(player, message)
    if message == "Hello Computer" or "Hello?" or "" then
        local hint = Instance.new("Hint")
        hint.Parent = player
        hint.Text = "Hello Sir."
        wait(3)
        hint.Parent = nil
    end
end

function onPlayerEntered(player)
    wait(1) --delay for loading time
    player.Chatted:connect(function (message) onPlayerChatted(player, message) end)
end

game.Players.ChildAdded:connect(onPlayerEntered)