The Sensex is now up 136 points at 12,340.There are no losers among the index stocks.HDFC Bank has advanced 3% to Rs 918. Reliance Communications has surged 2% to Rs 346.Tata Steel, Cipla, HLL, SBI and Maruti have gained around 1.5% each at Rs 532, Rs 256, Rs 251, Rs 1,029 and Rs 960, respectively.Tata Motors, Infosys, ONGC and Larsen & Toubro are the other smart gainers.