Computercraft Advanced Monitor Text

        function centerText(text, y, color)
                   -- mon.clear()
                   mX = mon.getSize()
                   x =  math.floor(mX/2) - math.floor(string.len(text)/2)
                   mon.setCursorPos(x, y)
                   mon.setTextColor(color)
                   mon.write(text)
                end

                mon = peripheral.wrap("right")
                mon.setTextScale(0.5)
                mon.setBackgroundColor(colors.blue)
                -- mon.clear()
                        centerText("Warning", 1,16384)
                        centerText("--------------", 2,1)
                        centerText("Be aware of Golems and Turrets", 3,1)
                        centerText("They will kill any player who enters the room", 4,1)
                        centerText("Anything you lose wont be given back.", 5,1)
                        centerText("radioactive zone!", 6,1)