Discover Ext JS, one of today’s most powerful and highly regarded JavaScript frameworks, with perhaps the best set of GUI widgets around, and a whole host of components that make developing client–side applications a breeze. Using a pragmatic approach, you’ll dissect seven full–fledged applications, covering • How Ext JS allows you to create these applications with a slick user interface with a minimum of effort • How the other parts of Ext JS aside from the GUI widgets provide many of the capabilities modern applications need, such as Ajax and data mechanisms • How other technologies such as Gears can be brought in to make the applications more powerful