ComputerCraft AutoTime/Weather Receiver

rednet.open("right")
while 1 do
    local senderId, message, protocol = rednet.receive("Weather")
    if (message == "autoDayOn") then
        print(message)
        redstone.setOutput("right", false)
    elseif (message == "autoDayOff") then
        print(message)
        redstone.setOutput("right", true)
    elseif (message == "autoWeatherOn") then
        print(message)
        redstone.setOutput("left", false)
    elseif (message == "autoWeatherOff") then
        print(message)
        redstone.setOutput("left", true)
    end
end