Taiwan\'s share prices closed lower on Friday with the weighted index losing 15.62 points, or 0. 19 percent, to close at 7,796.22, according to news reaching here from Taipei.The local bourse fluctuated between 7,832.59 and 7,796.22 during the day\'s trading. Turnover totaled 64.71 billion new Taiwan dollars (about 2.17 billion U.S. dollars) during the trading session.