Summary Of The Book This book, Introducing HTML5 explains the various new features introduced in the new and revised HTML5 standards. There are many different sets of technologies used to build websites. HTML is the basic language of web pages. For a long time, the HTML4 version remained the standard. But with the rapid advancements in web development technologies and with the advent of Web 2.0, people expected a lot more from websites, and the HTML standards had to be revised. The rich media content in new websites and many other features had to be reflected in HTML. So, the revised standards introduces new tag elements into the language, facilitates easy interoperability among different devices and platforms. The new implementation also incorporates new features into CSS and Javascript, part of the HTML standards definition. It has added new features to the Javascript API, exposing new Document Object Model (DOM) elements. The book explains the new features, analyzes the benefits, shows how to use them, and explains how they enrich web development technologies and how they can be used to ensure portability of the websites and ensure that the sites work on all device including the mobile platform. The book discusses new elements introduced in HTML5 like , and tags, explains the better implementation of security, HTML APIs for offline storage. It goes into performance enhancements, ensuring transparency across devices by defining a uniform standard that ensures the site works on all platforms and devices. Introducing HTML5 begins with an overview of the main structure, discusses the new features and redefined or entirely new elements for working with, text, audio and video, forms, and the canvas element. The book explains the new features for online and offline data storage, drag and drop implementations, messaging, geolocation, and features for working with streaming data. It also discusses polyfills, the feature that enables legacy browsers to support and render HTML5 pages. Introducing HTML5 2nd Edition is a complete and thorough introduction to HTML5, the new features and techniques now built into the language. It discusses and analyzes the features, and give a good basic understanding of the technology to web developers. About The Authors Bruce Lawson is an experienced web developer. He co-authored Introducing HTML5. Bruce Lawson is a member of the Accessibility Task Force of the Web Standards Project. He worked as the brand manager of Glasshaus, a publisher of books on client side development. He lives with his wife and two children in the UK. Remy Sharp is a web developer. He is the co-author of introducing HTML5. Remy Sharp is the founder of the UK based conference on javaScript, Full Frontal. He runs his own web development company, Left Logic. He is a frequent speaker on web technology conferences. He lives in Brighton, UK.