scroll playing

mon = peripheral.wrap("bottom")
while true
  do
      i = http.get("http://morya.esy.es/turtle/get.php").readAll()
      --print(i)
 end


mon.setTextScale(4)
text (i)
pos = 20
while true do
mon.clear()
mon.setCursorPos(pos, 1)
mon.write(text)
sleep(0.2)
if pos == -21 then
pos = 20
else
pos = pos - 1
end
end