The Sensex has pared some gains and is now up 159 points at 20,366.Bharti Airtel has zoomed over 5% to Rs 989.DLF has soared 2.5% to Rs 1,090. Hindalco and Reliance Communications have rallied over 2% each to Rs 218 and Rs 748, respectively.Mahindra & Mahindra has advanced 1.5% to Rs 846, and ITC has added 1.3% to Rs 208.Larsen & Toubro, ONGC and ACC have moved up over 1% each to Rs 4,198, Rs 1,239 and Rs 1,019, respectively.Tata Motors, Ranbaxy and Bajaj Auto are also up around 1% each at Rs 738, Rs 419 and Rs 2,635, respectively.Ambuja Cements has slipped over 1% to Rs 147.