The Sensex has erased most of its gains, and is now up 22 points at 12,369.Hindalco has gained over 2% at Rs 230. Tata Steel has spurted over 1% to Rs 663.Reliance has added 2% to Rs 1,101. Satyam and Wipro are up voer 1% each at Rs 777 and Rs 546, respectively.HLL has dropped over 2% to Rs 286.ICICI Bank has declined 2% to Rs 657, and HDFC Bank is down 1% at Rs 873.Gujarat Ambuja and Tata Power are down over 1% each at Rs 117 and Rs 568, respectively.Out of 2,395 stocks traded so far, 1,426 have advanced, 900 have declined and 69 are unchanged.