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)