The Sensex is now up 52 points at 13,451.TCS has surged 3% (Rs 31) to Rs 1,106. Infosys has advanced 2% to Rs 2,203, and Satyam has added 1.7% to Rs 433. Wipro is up over 1% at Rs 548.Reliance Energy, Bharti Airtel and ICICI Bank have moved up 1.5% each to Rs 543, Rs 574 and Rs 853, respectively.Dr.Reddy's has gained 1.2% at Rs 805, and HDFC is up nearly 1% at Rs 1,569.HLL has dropped 1.7% to Rs 248. Cipla and NTPC have slipped 1.2% each to Rs 265 and Rs 136, respectively.