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rednet.open("right")
gateOpt = true

term.clear()

local function gate()
    term.setCursorPos(1,1)
    if gateOpt == true then
        term.setBackgroundColor(colors.red)
    elseif gateOpt == false then
        term.setBackgroundColor(colors.green)
    end
    print("      ")
    print(" Gate ")
    print("      ")
end

gate()
while true do
    local event,button,X,Y = os.pullEvent()
    if event == "mouse_click" then
        if  X >= 1 and X <= 6 and Y >= 1 and Y <= 3 then
            gateOpt = false
            gate()
            rednet.send(1609,"open")
            sleep(2)
            gateOpt = true
            gate()
        end
    end
end