SANTA ANA, Calif. - (KRT) - Mike Salta had no idea he was so cutting-edge.His only child, Jonathan, was turning 13 on July 12. So just about two months before the big birthday, Salta turned to his wife and said, "He's becoming a teenager. Let's give him a special one." And with that, Salta became one of the growing legion of parents throwing elaborate parties for their children's 13th birthdays. It's a celebration that has become known as the faux mitzvah - "faux" because the feted child isn't Jewish.The event is a takeoff on the Jewish tradition of the bar...