전화 걸기 및 문자 보내기 예제.

-(IBAction)call:(id)sender

{

    [[UIApplication sharedApplication] openURL:[NSURL URLWithString:@"tel://000-0000-0000"]];

}

-(IBAction)sms:(id)sender

{

    [[UIApplication sharedApplication] openURL:[NSURL URLWithString:@"sms://000-0000-0000"]];