THIS WEEK

* Today, 4 p.m.: Colombian Prosecutor General Alfonso Valdivieso holds a multilingual conference to discuss the war on drugs. CompuServe. GO CONFERENCE

* Today, 5 p.m.: House Speaker Newt Gingrich discusses political issues. CompuServe. GO CONFERENCE

* Today, 6:30 p.m.: Singer Emmylou Harris discusses her new release, “Portraits.” America Online. Keyword: Warner

* Friday, 6 p.m.: Former New York Gov. Mario Cuomo discusses the presidential election. America Online. Keyword: @newsroom

* Sunday, 4 p.m.: Candace Gingrich, sister of House Speaker Newt Gingrich, discusses her life as an activist. America Online. Keyword: PNO Events

ON THE NET

* For a guide to Halloween-oriented sites on the Web, visit Yaboo at https://www.cascade.net/yaboo.html. Categories include ghost stories, parties and events and Halloween safety.

* ParentRover (https://www.parentrover.com) is a parent’s online guide to children’s activities in the Los Angeles area, including nature events, concerts and sports. Visitors can suggest parenting tips and solicit advice from other parents.

* The Black Vote (https://www.netnoir.com/TheBlackVote) has a weekly poll on political issues ranging from school prayer, the deficit and environmental racism to the assault weapons ban and welfare reform. Visitors can register to vote and find out how to volunteer for political causes.

* If you’re in need of technical support but you’ve already tossed your user’s guide, visit https://www.supporthelp.com. Type in the name of the hardware or software manufacturer and get the tech support and customer service phone numbers, plus e-mail and snail mail addresses and a direct link to the company’s Web site (if available).

* Channel A (https://www.channelA.com) pulls together experts, celebrities, writers and community voices to cover Asia’s influence on the West and America in particular. The site includes message boards on Eastern medicine, cooking and doing business in Asia.

* Nonprofit organizations and people who want to help them can gather at the Contact Center’s Web site (https://www.contact.org). At the heart of the site is a directory of 8,000 links to nonprofit resources on the Internet, arranged by category and geographic region. There’s also a library of legal, management, fund-raising and other tools for nonprofits.

* For a worldwide directory of programs, research, references and resources dedicated to the prevention of youth problems, visit the Prevention Yellow Pages at https://www.tyc.state.tx.us/prevention/40001ref.html

* There’s more to the Web than text. Now you can search sounds and pictures with Lycos at https://www.lycos.com

* If you can’t get to Vietnan, visit Real Saigon at https://www.RealSaigon.com. You’ll find personal stories of Vietnamese-Americans; information on Vietnamese food, music, business and history; Asian games like MahJong and Pai Gow; and children’s stories from Vietnam. There’s also a map of Little Saigon in Westminster.

Site suggestions can be sent to cutting.edge@latimes.com