ncBSOD

os.pullEvent = os.pullEventRaw

w,h = term.getSize()

term.clear()

function printCentered(y,s)
    local x = math.floor((w - string.len(s)) / 2)
    term.setCursorPos(x,y)
    term.clearLine()
    term.write(s)
end

printCentered(math.floor(h/2) - 2, "Diamond OS")
printCentered(math.floor(h/2) + 0, "We find fatal error on your computer")
printCentered(math.floor(h/2) + 1, "You should use color support computer")
printCentered(math.floor(h/2) + 2, "to run the system. You may buy it ")
printCentered(math.floor(h/2) + 3, "The computer will shutdown")
printCentered(math.floor(h/2) + 4, "When you press enter")
printCentered(math.floor(h/2) + 6, "Press enter to shutdown your computer")
term.setCursorBlink(false)

read("")

os.shutdown()