GLOBAL MARKETS-Dollar hits six-year peak vs yen, stocks rally

* Dollar climbs on diverging outlook for global rates * S&P 500, Dow hit fresh intraday record highs * Crude oil prices pressured by rising dollar (Adds close of European bond, stock markets) By Herbert Lash NEW YORK, Sept 18 (Reuters) - The dollar hit a more than six-year peak against the yen on Thursday on data showing U.S. jobless claims fell more than expected last week, while global equity markets rallied after the Federal Reserve renewed a pledge to keep interest rates l