Relieved from the forced-sell pressure of margin calls yesterday, the VNI gained momentum to close 15 pts (3.0%) up today. Aggressive bottom-fishing activities caused big laggards in previous sessions to unexpectedly finish at ceiling price today. Oil and gas stocks such as PVD (7.0%), PVS (8.9%), PVT (6.1%) and GAS (7%) were also given an additional lift by the slight increase in oil prices intraday