Performance is critical to the success of any web site. In this book, Steve Souders, web performance evangelist at Google and former Chief Performance Yahoo!, provides valuable techniques to help you optimize your site’s performance. Souders and eight expert contributors provide best practices and pragmatic advice for improving your site’s performance in three critical categories: JavaScript, in the network, and in the browser.\nThis book contains six guest chapters contributed by Dion Almaer, Doug Crockford, Ben Galbraith, Tony Gentilcore, Dylan Schiemann, Stoyan Stefanov, Nicole Sullivan, and Nicholas C. Zakas.