The Cutting Edge: COMPUTING / TECHNOLOGY / INNOVATION

America Online

* Today, 6 p.m.: Director-actor Rob Reiner talks about his new film, “The American President,” in an on-line chat. Keyword: Centerstage

* Friday, 7 p.m.: Actor Johnny Depp in an on-line conference. Keyword: Oldsmobile

CompuServe

* Today, 5:30 p.m.: Research executives from the major television networks will answer your questions about network programming strategies. Go CONVENTION

Prodigy/TimesLink

* Today, 6:30 p.m.: Television producer David Milch, who co-created “NYPD Blue,” answers questions in Prodigy on-line chat. Jump: CHAT

* Tuesday, 7 p.m.: Fitness expert Donna Richardson, who appears daily on the ESPN cable channel, talks about exercise and nutrition in Prodigy on-line chat. Jump: CHAT

Internet

* Find links to just about any topic in the Gateway to Infinity site, which includes links to Internet search engines, maps, directories and much more. Its at https://www.dana.edu:80/~dwarman

* One of the most unusual sites on the Net is the Planet Earth Home Page Virtual Library, which organizes its many Web links using a unique approach. Its at https://www.nosc.mil/planet_earth/everything.html

* An updated list of links to almost every webcam on the Net is at https://www.intertain.net/~cameras/

Sources: Times, wire and company reports