Ajax究竟是一项新技术还是Web开发者们已经使用了多年的旧东西？事实上两者皆是。本书不仅向您展示久经考验的Web标准如何将Ajax变成现实，还告诉您这些旧有技术如何让网站焕发Web2.0的新颜。

《Ajax权威指南》教您如何使用JavaScript、xML、css和XHTML这样的标准处理XMLHttpRequest对象，建立具有桌面程序功能的基于浏览器的Web应用程序。您将全面理解当今Web站点和程序中所融合的技术，并学习如何将其同Ajax并用于先进的浏览器搜索、Web服务、Mashup等应用。与此同时，您还会发现为什么使用Ajax开发更快速、简单和经济。

《Ajax权威指南》教您如何使用JavaScript、xML、css和XHTML这样的标准处理XMLHttpRequest对象，建立具有桌面程序功能的基于浏览器的Web应用程序。您将全面理解当今Web站点和程序中所融合的技术，并学习如何将其同Ajax并用于先进的浏览器搜索、Web服务、Mashup等应用。与此同时，您还会发现为什么使用Ajax开发更快速、简单和经济。其他内容还包括：将服务器后端组件与浏览器中的用户界面相连、加载和处理XML文档，以及如何用JSON替换XML、处理文档对象模型(DOM)、设计具有可用性、功能性、可视性和可达性的Aiax界面、站点导航布局、为图表、导航框和窗口增加生命周期、动画、交互式表单和数据验证、将Ajax应用于商业通信、创建不需要插件的互联网游戏、模块化编程的优势，优化Ajax应用程序的方法等等。

本书还提供了包含XML和XSLT、流行的JavaScript框架、库、工具以及众多Web服务API的参考。由于提供了更多的工具和选项，Ajax为开发者们给出了一种摆脱原有束缚、创建Web内容的新方式。《Ajax权威指南》为您详尽介绍如何使用这套独特的开发工具。

Preface

Part Ⅰ. Ajax Fundamentals

 1. Reinventing the Web

Web Page Components

Modern Web Standards

Browsers

Standards Compliance

Welcome to Web 2.0

 2. From Web Sites to Web Applications

The Transition

Basic Web and Ajax Design Patterns

Application Environments

The Developer

What Ajax Is Not

 3. Servers, Databases, and the Web

The Web Server

Server-Side Scripting

Databases

Getting Data Into and Out of Relational Databases

Interfacing the Interface

Frameworks and Languages

What Good Are Frameworks?

 4. Foundations: Scripting XML and JSON

XML

JSON

Choosing a Data Exchange Format

A Quick Introduction to Client Frameworks

Simplifying Development

 5. Manipulating the DOM

Understanding the DOM

We've Already Met

Manipulating DOM Elements, Attributes, and Objects

Change That Style

Events in the DOM

DOM Stuff for Tables

Is innerHTML Evil?

 6. Designing Ajax Interfaces

Usability

Functionality

Visualization

Accessibility

The Ajax Interface

Part Ⅱ. Ajax Foundations

 7. Laying Out Site Navigation

Menus

Tabs

Navigation Aids

Problems with Ajax Navigation

General Layout

 8. Fun with Tables and Lists

Layout Without Tables

Accessible Tables

Sorting Tables

Tables with Style

Table Pagination

Lists 2.0

Lists for All Seasons

 9. Page Layout with Frames That Aren't

Using Frames

XHTML and Frames

The Magic of Ajax and a DIV

Page Layout

 10. Navigation Boxes and Windows

The Alert Box

Integrating the Window

Navigation Windows

Tool Tips

The Necessary Pop Up

 11. Customizing the Client

Browser Customizations

Stylesheet Switching

Switching Different Customizations

Easy Font-Size Switching

Creating Color Themes

Throwing Ajax into the Mix

Changing Site Language with Ajax

Repositioning Objects and Keeping Those Positions

Storing It All in the Database

 12. Errors: To Be (in Style) or Notto Be

Error Handling on the Web

Should I React to That Error?

Handling an Error with Care

Integrating the User Error

 13. This Ain't Your Father's Animation

Animation on the Web

What Is Wrong with GIF?

Building Animation with the PNG Format

Ajax Animations

 14. A FunnyThing Happened on the Way to the Form

XHTML Forms

Using JavaScript

Fancier Forms

The Basics of Ajax and Forms

Accepting Ajax-Delivered Data

Server Responses

 15. Data Validation: Client, Server, or Both

Data Validation Is Important

Validation with JavaScript

CSS Notification of Errors

Validation on the Server

Ajax Client/Server Validation

Part Ⅲ. Ajax in Applications

 16. Search:The New Frontier

Types of Site Searches

Dynamic Searching with Ajax

Googling a Site

 17. Introducing Web Services

What Is a Web Service?

Web Service Architectures

Ajax and Web Services

Web Feeds

Web Service APIs

 18. Web Services: The APIs

Publicly Available Web Services

Ajax and the API

The Next Step with Services

 19. Mashups

Mashups in Web 2.0 Applications

What Are Mashups?

Mashups As Applications

Data Sources

Application Portlets

Building a Mashup

Mashups and Business

 20. ForYour Business Communication Needs

Businesses and Ajax

Real-Time Communication

File Sharing

Whiteboards

Combining Applications

 21. Internet Games Without Plug-ins

Gaming on the Web

Internet Requirements

Animating a Character

Basic Collisions

User Input .

The Basics of Event Handling

Putting It All Together

Part Ⅳ. Wrapping Up

 22. Modular Coding

What Is Modular Coding?

The Client Side

The Server Side

 23. Optimizing Ajax Applications

Site Optimization Factors

HTTP

Packets

Client-Side Optimizations

Server-Side Optimizations

Ajax Optimization

Part Ⅴ. References

 A. The XML and XSLT You Need to Know

 B. JavaScript Framework, Toolkit, and Library References

 C. Web Service API Catalog

 D. Ajax Risk References

Index