JavaScript Goodies, Second Editionis based on the most popular JavaScript tutorials at HTMLGoodies.com. It starts with the basics, including JavaScript syntax and common errors readers may encounter. It then continues with detailed lessons covering Enabling mouse events Using variables Working with math operators Writing loops Later chapters explain complex add-ons, including clocks and counters, passwords, and animation. The book finishes with a series of useful appendices readers can refer to for a quick reference of basic JavaScript features and commands.