The Sensex is now up 181 points at 17,672.Maruti, Satyam and Larsen & Toubro have surged around 2.5% each to Rs 1,052, Rs 467 and Rs 3,093, respectively.Reliance Energy, Bharti Airtel, Reliance Communications and HDFC have rallied around 2% to Rs 1,410, Rs 1,006, Rs 654 and Rs 2,505, respectively.TCS has gained 1.7% at Rs 1,097. Tata Motors and Reliance are up 1.3% each at Rs 774 and Rs 2,446, respectively.Cipla has dropped 1.7% to Rs 185. NTPC is down 1% at Rs 203.The market breadth is fairly negative - out of 2,442 stocks traded so far, 1,531 have declined, 848 have advanced and 63 are unchanged.