EndergenicReceiver

rednet.open("back")

while true do
  a,b = rednet.receive(os.getComputerLabel())
  if b == "rs" then
    rs.setOutput("top", true)
    sleep(.05)
    rs.setOutput("top",false)
    sleep(.05)
    rs.setOutput("top",true)
    sleep(.05)
    rs.setOutput("top",false)
  elseif b == "prime" then
    rs.setOutput("top",true)
    sleep(.05)
    rs.setOutput("top",false)
  end
end