Toronto stocks closed lower Friday as strength in energy shares was offset by worries over the rising value of the Canadian dollar. The S&P/TSX composite index ended down 12.14 points, or 0.14%, at 8,959.40.

For the week, the benchmark index rose 0.7%.

The U.S. dollar fell following comments from Federal Reserve Chairman Alan Greenspan about the fact that foreigners may be reluctant to continue financing the U.S. debt.

As the greenback slumped. the loonie recovered ground it lost on Thursday and more. The Canadian dollar gained 0.89 of a cent to US83.82¢.

Nine of the 10 TSX main groups were closed lower.

Energy issues rose 1.9% as oil prices jumped $2.22 to US$48.44 a barrel on winter supply concerns.

EnCana rose 3.6% to $63.80, while Petro-Canada was up 1% to $66.08.

Technology issues were down 2%.

ATI Technologies lost the most ground, falling almost 6% to $23.08. Celestica was off 3.7% at $18.05.

Industrials fell 1% with oil prices weighing on transportation companies.

Canadian National Railway was down 2% at $65.68, and WestJet lost 1.2% to $11.55.

On Wall Street, U.S. stocks fell sharply after Greenspan’s comments over the size of the U.S. current-account deficit sent the dollar tumbling, and oil prices surged.

The Dow Jones industrial average closed down 115.64 points, or 1.09% at 10,456.91.

The tech-heavy Nasdaq composite index fell 33.65 points, or 1.60%, to 2,070.63.

The broader S&P 500 dropped 13.21 points, or 1.12% to 1,170.34.

For the week, the Dow slipped 0.78%, the S&P dropped 1.17%, and the Nasdaq shaved off 0.68%.