TORONTO, Feb 26 (Reuters) - Toronto Stock Exchange S&P/TSX composite index .GSPTSE :
* Falls 36.50 points, or 0.21 percent, to 17,140.87 at open.TORONTO, Feb 26 (Reuters) - Toronto Stock Exchange S&P/TSX composite index .GSPTSE :
* Unofficially closes down 135.45 points, or 0.79 percent, at 17,041.92.