Web developers employ various technologies such as JavaScript, ASP.NET, PHP and Ajax to build cutting edge websites. Even though knowledge of HTML is sufficient for building simple sites, it is imperative to learn the techniques involved with the above mentioned technologies from the fundamentals to develop dynamic sites. For this purpose, developers usually purchase more then one book. But "Internet and World Wide Web" 4 Edition authored by Harvey & Paul at Deitel Associates is a massive book which provides a comprehensive coverage of all the leading technologies associated with web development including Microsoft Silverlight with the help of sample projects.