* Dollar strikes six-year peak on yen, 14-month top on euro* Japanese stocks near highest since 2008 as yen falls* Oil, gold prices pressured by rising dollar(Adds U.S. market open; changes dateline; previous LONDON)By Herbert LashNEW YORK, Sept 9 (Reuters) - The U.S. dollar jumped to a 14-month high against the euro on Tuesday as investors bet the Federal Reserve would hike interest rates earlier