Generate a YGOPro Lua script for the following Yu-Gi-Oh card effect:
You can Tribute this card, then target 1 "Ally of Justice" monster you control; that target's ATK becomes double its original ATK until the end of this turn.
--A・O・J アンリミッター
--Ally of Justice Unlimiter
local s,id=GetID()
function s.initial_effect(c)
	--Double the ATK of a target
	local e1=Effect.CreateEffect(c)
	e1:SetDescription(aux.Stringid(id,0))
	e1:SetCategory(CATEGORY_ATKCHANGE)
	e1:SetType(EFFECT_TYPE_IGNITION)
	e1:SetProperty(EFFECT_FLAG_CARD_TARGET)
	e1:SetRange(LOCATION_MZONE)
	e1:SetCost(Cost.SelfTribute)
	e1:SetTarget(s.atktg)
	e1:SetOperation(s.atkop)
	c:RegisterEffect(e1)
end
s.listed_series={SET_ALLY_OF_JUSTICE}
function s.atktg(e,tp,eg,ep,ev,re,r,rp,chk,chkc)
	if chkc then return chkc:IsControler(tp) and chkc:IsLocation(LOCATION_MZONE) and chkc:IsSetCard(SET_ALLY_OF_JUSTICE) and chkc:IsFaceup() end
	if chk==0 then return Duel.IsExistingTarget(aux.FaceupFilter(Card.IsSetCard,SET_ALLY_OF_JUSTICE),tp,LOCATION_MZONE,0,1,e:GetHandler()) end
	Duel.Hint(HINT_SELECTMSG,tp,HINTMSG_FACEUP)
	Duel.SelectTarget(tp,aux.FaceupFilter(Card.IsSetCard,SET_ALLY_OF_JUSTICE),tp,LOCATION_MZONE,0,1,1,nil)
end
function s.atkop(e,tp,eg,ep,ev,re,r,rp)
	local tc=Duel.GetFirstTarget()
	if tc:IsRelateToEffect(e) and tc:IsFaceup() then
		--ATK becomes double its original ATK
		local e1=Effect.CreateEffect(e:GetHandler())
		e1:SetType(EFFECT_TYPE_SINGLE)
		e1:SetCode(EFFECT_SET_ATTACK_FINAL)
		e1:SetValue(tc:GetTextAttack()*2)
		e1:SetReset(RESETS_STANDARD_PHASE_END)
		tc:RegisterEffect(e1)
	end
end