This short and digestible summary of JavaScript 1.5 (ECMA-262, Edition 3 specification) focuses on the nature of objects in JavaScript, giving you an accurate JavaScript worldview through an examination of native JavaScript objects and supporting nuances. If you’re a designer or developer who has only used JavaScript under the mantle of libraries—such as jQuery and Prototype—the material in this book will help transform you from a JavaScript library user into a JavaScript developer.