The Sensex is now up 79 points at 12,593.ICICI Bank has advanced 3.3% to Rs 660. SBI has added 3% to Rs 1,004.Tata Power has surged 3% to Rs 582, and NTPC has spurted over 1% to Rs 131.ONGC has rallied 2.6% to Rs 1,477.Larsen & Tourbo has gained 1.7% at Rs 2,819. Hindalco has added 1.6% to Rs 233, and Tata Steel is up 1% at Rs 666.Cement stocks are witnessing selling pressure. Grasim and Gujarat Ambuja have shed 1.7% each to Rs 2,391 and Rs 118, respectively. ACC has dropped 1.3% to Rs 988.Out of 2,572 stocks traded so far, 1,779 have advanced, 737 have declined and the rest are unchanged.