ROBLOX real-time clock script

math.randomseed(tick())

function GetLocalTime()
	local TiF = "%.2d:%.2d:%.2d"
	local t = tick()
	return TiF:format(math.floor((t/3600)%24),math.floor((t/60)%60),math.floor((t%60)))
end

while wait() do
	script.Parent.Text = GetLocalTime()
	local hours, mins = string.match(script.Parent.Text, "^(%d%d):(%d%d)")
	if tonumber(hours) > 12 then
		hours = hours - 12
		script.Parent.Text = hours..":"..mins.." PM"
	else
		script.Parent.Text = hours..":"..mins.." AM"
	end
end