Clock

local monitor = peripheral.wrap("front")

local function getTime(Tformat)
    local site = http.get("http://mariomarco.funpic.de/others/TIME.php?format=" .. Tformat)
    return site.readAll()
end

while true do
monitor.setCursorPos(1,1)
monitor.write(getTime("G:i"))
sleep(60)
end