The Sensex is now up 390 points at 18,632.The NSE Nifty is up 139 points at 5,456.Reliance Communications has zoomed 8.3% to Rs 663. DLF has soared 7.5% to Rs 875.Wipro has surged 5.5% to Rs 462. NTPC and TCS have rallied over 4% each to Rs 214 and Rs 967, respectively.Satyam and Ambuja Cements have gained 3.8% each at Rs 437 and Rs 123, respectively.Ranbaxy and SBI have advanced nearly 3.5% each to Rs 372 and Rs 2,260, respectively. Infosys has added 3.2% to Rs 1,642.Mahindra & Mahindra and Tata Steel are up 2.8% each at Rs Rs 693 and Rs 798, respectively.HDFC Bank has declined 1.4% to Rs 1,545.Out of 2,823 stocks traded so far, 2,235 have advanced, 547 have declined and 41 are unchanged.