DAVID L. HART is Manager of External Relations for the San Diego Supercomputer Center, where he supervises creative professionals who produce Web sites, press releases, newsletters, and publications for SDSC and the National Partnership for Advanced Computational Infrastructure. Hart writes a regular column on Mac Web servers for MacCentral Online. His previous Prentice Hall books include The Cross-Platform Mac Handbook and The Mac OS 8 Web Server Cookbook (with Philip Bourne).