Backed by bouyant FII inflows and smart gains in Indian ADRs the Sensex is likely to open on a positive note. The news flow like Reliance board nod for $2bn float which came after market hours could see the stock spike in early trades.The index is likely to face resistance around 13,185-13,200-13,215 levels, while on the downside the index may find support around 13,090-13,075-13,060 levels.