Redstone ON/OFF Controller

--Program made by Warfar
--http://pastebin.com/u/warfar


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

if redstone.getInput("back") == true then
    status = "ON"
else status = "OFF"
end
local i = 0

local function printstatus()
    term.clear()
    term.setCursorPos(1 , 1)
    print("==========")
    print("  STATUS  ")
    print("    ON    ")
    print("==========")
    print("   >ON<   ")
    print("    OFF   ")
    print("==========")
    term.setCursorPos(5 , 4)
end

local function printstatusoff()
    term.clear()
    term.setCursorPos(1 , 1)
    print("==========")
    print("  STATUS  ")
    print("    OFF   ")
    print("==========")
    print("    ON    ")
    print("   >OFF<  ")
    print("==========")
    term.setCursorPos(5 , 4)
end

printstatus()

while true do
    local key = os.pullEvent("key")
    if key == 208 and i == 0 then
        printstatusoff()
        i = 1
    end
    if key == 28 and i == 0 then
        status = "ON"
    elseif param1 == 28 and i == 1 then
        status = "OFF"
        printstatus()
    end
    if key == 200 and i == 1 then
        printstatus()
        i = 0
    end
    if status == "ON" then
        redstone.setOutput("back", true)
    end
    if status == "OFF" then
        redstone.setOutput("back", false)
    end
end