INDONESIA LUNCHEON FORUM: The Honorable J. Stapleton Roy, U.S. ambassador to the Republic of Indonesia, to speak on U.S. relations with Indonesia. 11:30 a.m. next Thursday, Hilton Hawaiian Village Rainbow Suites II and III. Registration deadline Friday. Cost is $21 for Pacific and Asian Affairs Council members, $25 for nonmembers. Call 944-7780 or 944-7781.