At the stock markets, after a positive opening, the Sensex at the Bombay Stock Exchange significantly trimmed its initial gains, and climbed just 39 points to 30,404, a short while ago.The Nifty at the National Stock Exchange declined 2 points to 9,384. But at the foreign exchange market, the rupee appreciated 11 paise at 64 rupees 78 paise against the dollar in afternoon deals.