local itemid = 9020 ---Coin Id
local itemcount = XX ---Coin count
local itemtobuy = XXXX ---Item you get
local itemtobuycount = XX ---How many items you get
function onUse(cid, item, fromPosition, itemEx, toPosition)
if getPlayerItemCount(cid, itemid) => itemcount then
doPlayerAddItem(cid, itemtobuy, itemtobuycount)
doRemoveItem(cid, itemid, itemcount)
else doPlayerSendTextMessage(cid, MESSAGE_INFO_DESCR, "You dont have enough coins.")
return true
end