Left: Members of the bat mitzvah class wave flags. Lower left: A dance breaks out at the end of the ceremony. Bottom left: Ruth Beckman, 10, of Oak Park listens to a speech with her mom, Bedonna Beckman. R A DI T ION A L EXPRESSION Program at Akiva combines mourning and celebration. DON COHEN Special to the Jewish News he Israelis have a song . about it: Al ha dvash v'al ha oketz (the sweet and the bitter). It applies to the Jewish experience as a whole as well as to the State of Israel. Such was the Yom HaZikaron and Yom HaAtzmaut program at Yeshivat Akiva on Tuesday night. Following the example of the Israelis, who mourn their war dead until sundown and then switch emotions to celebrate the State of Israel, the evening started with mourning and ended with merriment. - - The program, sponsored by Akiva and the Young Israel Council of Metropolitan Detroit and supported by a broad group of community organ- izations, drew almost 500 community members to the Southfield day school. For Danielle Platt, a 15-year-old Akiva student from Southfield with family in Israel, the mix was just right. "It was a rush going from one extreme to the other," she said as she cruised the halls of Akiva with her friend Leora Schostak, 15, of Southfield. Platt said the memorial service was "meaningful and satisfying." "We owe them [the Israeli Defense