-(void)tapToCloseView:(UITapGestureRecognizer *)tap{
CGPoint point = [tap locationInView:m_bgImageView];
if(point.x < 0 || point.y < 0){
[self dismiss];
}else if(point.x > m_bgImageView.bounds.size.width || point.y > m_bgImageView.bounds.size.height){
[self dismiss];
}
}