//scale to fit view, not so good!
	float _width = imgSize.width;
	float _height = imgSize.height;
	
	if ( (imgSize.width > _frame.size.width) || (imgSize.height > _frame.size.height) )
	{
		float _amount = 0.0f;

		if (_width > _frame.size.width)
		{
			_amount = _frame.size.width / _width;
			_width *= _amount;
			_height *= _amount;
		} 
		if (_height > _frame.size.height)
		{
			_amount = _frame.size.height / _width;
			_width *= _amount;
			_height *= _amount;
		}	
	}
	[imgView setFrame:CGRectMake((_frame.size.width-_width)/2, (_frame.size.height-_height)/2, _width, _height)];