Need Help with lua. script for sell items

[gondacki]

i'm want a lua. script for sell creature products on npc at gray island
and already make this, but it's wrong.. someone can help me, please?

elseif (labelName == "Sell") then
delayWalker(7000)
setWalkerEnabled(false)
Self.Say("hi")
sleep(math.random(1200, 1700))
Self.SayToNpc("creature products")
sleep(math.random(500, 1500))
Self.SellItemsDownTo(14078, 20)
Self.SellItemsDownTo(id, count)
Self.SellItemsDownTo(id, count)
Self.SellItemsDownTo(id, count)
Self.SellItemsDownTo(id, count)
delayWalker(7000)
setWalkerEnabled(true)

[gondacki]

Thank you very much ;*