quest error and request advance

[Coca Cola]

what is wrong?

function onUse(cid, item, frompos, item2, topos)

    if item.uid == 25000 then
     queststatus = getPlayerStorageValue(cid,8905)
     if queststatus == -1 then
     doPlayerSendTextMessage(cid,22,"You have found an Rainbow Shield.")
     doPlayerAddItem(cid,8905,1)
    	doItemSetAttribute(uid, "description", "refinado(def+27)Este item foi obtido por " .. getCreatureName(cid) .. ".") 
	doItemSetAttribute(cid,"defense",57)
     setPlayerStorageValue(cid,8905,1)
     else
     doPlayerSendTextMessage(cid,22,"It is empty.")
     end
    else
    return 0
    end

    return 1
    end

someboy could pls make a script onadvance to me?
it works like this > when player ups +1 fist fighting he's attackspeed will be +0.3



ty,cya

 

[Cykotitan]

function onUse(cid, item, fromPosition, itemEx, toPosition)
	if getPlayerStorageValue(cid, 8905) == -1 then
		doPlayerSendTextMessage(cid, MESSAGE_INFO_DESCR, 'You have found a rainbow shield.')
		local uid = doPlayerAddItem(cid, 8905, 1)
		doItemSetAttribute(uid, 'description', 'refinado(def+27). Este item foi obtido por ' .. getCreatureName(cid) .. '.')
		doItemSetAttribute(uid, 'defense', 57)
		setPlayerStorageValue(cid, 8905, 1)
	else
		doPlayerSendTextMessage(cid, MESSAGE_INFO_DESCR, 'The chest is empty.')
	end
	return true
end