Tcl/Tk is a scripting language suited for accomplishing a variety of interactivity including information collection, security and encryption, game development, and task automation. This book introduces the Tcl/Tk language as a viable Web application development tool. It presents the fundamentals of programming with Tcl/Tk to equip the reader with applications that take advantage of the Internet environment. The CD-ROM contains a variety of examples and tools which allow the reader to either build on basic applications or use the lessons in the book to build a weblet from scratch.