Your hands-on, step-by-step guide to the fundamentals of JavaScript development.Teach yourself how to program with JavaScript -- one step at time. Ideal for developers with fundamental programming skills, this practical tutorial provides the clear guidance and hands-on examples you need to create or customize interactive Web applications using core JavaScript features and techniques.Discover how to:Write and deploy JavaScript code with Microsoft® Visual Studio® 2010, the Eclipse IDE, or text editorsWork with JavaScript syntax and data typesUse the Document Object Model to retrieve, create, and change HTML elementsCreate rollover images and slideshow effectsValidate and provide feedback for user input on Web formsManipulate CSS styles and respond to browser eventsDevelop interactive Web applications using AJAXHelp speed development with JavaScript frameworks such as jQueryYour Step by Step digital content includes:All the books practice files -- ready to download and put to work.Fully searchable online edition of this book -- with unlimited access on the Web.The print version of this book includes free digital content online. To download, please visit O'Reilly's web site, search for the title of this book to find its catalog page, and click on the link below the cover image (Examples, Companion Content, or Practice Files). Note that while we provide as much of the media content as we are able via free download, we are sometimes limited by licensing restrictions. Please direct any questions or concerns to booktech@oreilly.com.