UIButton init

     gameOverBtn = [UIButton buttonWithType:UIButtonTypeRoundedRect];

     gameOverBtn.frame = CGRectMake(0, 0, 150, 40);

     gameOverBtn.center = CGPointMake(160, 230);

     gameOverBtn.titleLabel.font = [UIFont boldSystemFontOfSize:24];

     gameOverBtn.backgroundColor = [UIColor clearColor];

     [gameOverBtn setTitle:@"Game Over" forState:UIControlStateNormal];

     [gameOverBtn setTitleColor:[UIColor blueColor] forState:UIControlStateNormal];

     [gameOverBtn setTitle:@"Restart" forState:UIControlStateHighlighted];

     [gameOverBtn setTitleColor:[UIColor whiteColor] forState:UIControlStateHighlighted];

     [gameOverBtn addTarget:self action:@selector(restartBtnClicked:) forControlEvents:UIControlEventTouchUpInside];

     

     UIImage *buttonImageNormal = [UIImage imageNamed:@"whiteButton.png"];

     UIImage *stretchableButtonImageNormal = [buttonImageNormal

     stretchableImageWithLeftCapWidth:12 topCapHeight:0];

     [gameOverBtn setBackgroundImage:stretchableButtonImageNormal forState:UIControlStateNormal];

     

     UIImage *buttonImagePressed = [UIImage imageNamed:@"blueButton.png"];

     UIImage *stretchableButtonImagePressed = [buttonImagePressed

     stretchableImageWithLeftCapWidth:12 topCapHeight:0];

     [gameOverBtn setBackgroundImage:stretchableButtonImagePressed forState:UIControlStateHighlighted];

     

     [self.view addSubview:gameOverBtn];