SIAlertView *alertView = [[SIAlertView alloc] initWithTitle:@"Attention!"
                                                        message:@"This is a custom alert where the buttons are drawn via CoreGraphics. It looks really nice, huh?"];
    
    [alertView addAlertButtonWithTitle:@"Cancel"
                                  type:SIAlertViewButtonTypeDanger
                               handler:^(SIAlertView *alertView) {
                                   NSLog(@"Cancel Clicked");
                               }];
    [alertView addAlertButtonWithTitle:@"OK"
                                  type:SIAlertViewButtonTypeOK
                               handler:^(SIAlertView *alertView) {
                                   NSLog(@"OK Clicked");
                               }];
    
    alertView.titleColor = [UIColor colorWithHue:3.0f/360.0f saturation:0.76f brightness:0.88f alpha:1.0f];
    alertView.messageColor = [UIColor colorWithWhite:0.35f alpha:0.8f];
    alertView.messageFont = [UIFont systemFontOfSize:16.0f];
    alertView.cornerRadius = 5.0f;
    alertView.buttonFont = [UIFont boldSystemFontOfSize:16.0f];
    alertView.transitionStyle = SIAlertViewTransitionStyleBounce;
    
    alertView.willShowHandler = ^(SIAlertView *alertView) {
        NSLog(@"%@, willShowHandler2", alertView);
    };
    alertView.didShowHandler = ^(SIAlertView *alertView) {
        NSLog(@"%@, didShowHandler2", alertView);
    };
    alertView.willDismissHandler = ^(SIAlertView *alertView) {
        NSLog(@"%@, willDismissHandler2", alertView);
    };
    alertView.didDismissHandler = ^(SIAlertView *alertView) {
        NSLog(@"%@, didDismissHandler2", alertView);
    };
    
    [alertView show];