only '0' is spj

git-svn-id: http://hustoj.googlecode.com/svn@2102 19ab8b60-bd6c-11dd-baed-41e496641fac
only '1' is spj

git-svn-id: http://hustoj.googlecode.com/svn@2103 19ab8b60-bd6c-11dd-baed-41e496641fac