Tim Webster is a freelance writer and designer. His recent books include The NETOBJECTS FUSION Handbook (Hayden), Tcl/Tk For Dummies (IDG), and Web Designer's Guide to Graphics: PNG, GIF and JPEG (forthcoming from Hayden). He is currently working on a book about Dynamic HTML, and contributing columns to a new designer's resource web site sponsored by MacroMedia. Tim lives with his wife, Chris Corcoran, in the shadow of his former employer, the University of Chicago.