Now turn the client, Dojo is a toolkit to make it happen and Mastering Dojo shows you how. Dojo is a set of client-side JavaScript tools that help you build better web applications. Dojo blurs the line between local, native applications and browser-based applications, the browser becomes the platform user interface. You'll learn all about Dojo Core - the foundation on which all things Dojo stand. You will also learn how Dojo: add to the core JavaScript library fixes the event system simplifies DOM programming provides a complete class definition includes powerful remote scripting (XHR) framework ... You'll love using Dojo HTML user interface control widget system, Digits.