1

while true do

term.clear()
term.setCursorPos(1,1)

p = print
p("Commands...")
p("1-Open")
p("2-Close")
p("Q-Quit App")

i = io.read()

if i == "1" then
  rs.setOutput("back",true)
elseif i == "2" then
  rs.setOutput("back",false)
elseif i == "Q" then
  break
else
  print("Invalid")
  shell.run(1)
end

end