code: function _fnRemoveFocus( nTarget )
  	{
  		$(nTarget).removeClass( _sFocusClass );
  		$(nTarget).parent().removeClass( _sFocusClass );
  		_fnEventFire( "blur", _iOldX, _iOldY );
  	}
docs: /*
  Function: _fnRemoveFocus
  Purpose:  Remove focus from a cell and fire any blur events which are attached
  Returns:  -
  Inputs:   node:nTarget - cell of interest