The Sensex is now up 100 points at 17,751.The NSE Nifty is up 33 points at 5,234.Reliance Energy has soared 3.5% to Rs 1,680, and Grasim has surged nearly 3% to Rs 2,980.HDFC Bank has rallied 2.5% to Rs 1,458. ACC and Ambuja Cements have advanced nearly 2% each to Rs 834 and Rs 125, respectively.ONGC and ICICI Bank have moved up 1.7% each to Rs 1,031 and Rs 1,128, respectively.BHEL, Infosys and Reliance Communications are up around 1% each at Rs 2,110, Rs 1,629 and Rs 598, respectively.Bharti Airtel has slipped 1.4% to Rs 839, and Wipro is down 1% at Rs 435.