Mall Neuer PC

out = "mon"
out = peripheral.wrap("right")
out.setBackgroundColor(32768)
out.clear()

function calc_color(color)
    return math.pow(2, color - 1)
end

function msg(gap, line, color, groundb, text)
    out.setBackgroundColor(calc_color(groundb))
    out.setCursorPos(gap,line)
    out.setTextColor(calc_color(color))
    text = out.write(text)
end

msg(06,02,02,16,"Welcome to")
msg(12,03,02,16,"MagmaLPs Shop")
msg(01,06,05,16,"Available on request:")
msg(01,07,01,16,"- 100k Scrap Boxes")       msg(23,07,06,16,"2000$")
msg(01,08,01,16,"- 1 Mio Leaves")           msg(23,08,06,16,"2000$")