The Sensex is now up 85 at 15,635.Bharti Airtel has zoomed 5% to Rs 941. Larsen & Toubro and Tata Steel have soared over 3% each to Rs 2,452 and Rs 705, respectively.Ranbaxy has surged 1.8% to Rs 358. HDFC, ICICI Bank, Reliance Communications and SBI are up around 1% each at Rs 1,978, Rs 1,000, Rs 585 and Rs 1,610, respectively.ACC has shed 2.3% to Rs 1,124. Hindustan Unilever has dropped 1.8% to Rs 194.Satyam has slipped 1.3% to Rs 480. HDFC Bank and Ambuja Cements are down 1% each at Rs 1,199 and Rs 137, respectively.The market breadth is marginally negative - out of 2,307 stocks traded so far, 1,162 have declined, 1,073 have advanced and 72 are unchanged.