K 10 svn:author V 8 horikawa K 8 svn:date V 27 2002-12-06T03:22:22.000000Z K 7 svn:log V 145 Fix typo and improve wording. Submitted by: Masahide Noda via mistral@imasy.or.jp (Yoshihiko SARUMARU) SUZUKI Koichi END