The Ext JS Cookbook contains step-by-step instructions for Ext JS users to build desktop-style interfaces in their own web applications. The book is designed so that you can refer to it chapter by chapter, or you can look at the list of recipes and read them in no particular order. The Ext JS Cookbook is for Ext JS users who want a book of useful techniques, with explanations, that they can refer to and adapt to their purposes. Developers who are already familiar with Ext JS will find practical guidance and numerous examples covering most of the librarys features and components that can be used as a solid foundation to build upon when creating rich internet applications.