This new edition updates the cornerstone volume in learning to use JavaScript in browser scripting since the earliest days of scriptable browsers. A lot has changed through the years, and the sixth edition clears away ancient baggage and passes onto readers the best practices in applying client-side scripts. If you are new to JavaScript or use the book in your classroom, the updated tutorial teaches you the latest Worldwide Web Consortium Document Object Model (W3C DOM) techniques, preparing you to write scripts that work on today's and tomorrow's browsers. You get the same clear, example-filled explanations of all core JavaScript and.