Ajax is the art of exchanging data with a server, and update parts of a web page - without reloading the whole page.

Ajax is a good way of using DHTML or JavaScript behavior in browsers to provide dynamic web page contents without having to refresh the page. The most common example of this particular technology is Google’s Suggest. Ajax provides the interactivity and responsiveness that computer users nowadays expect from the desktop applications. Further down are other benefits of Ajax.

Benefits of Ajax:

• Saves both time and mone
• Increases efficiency
• Simpler user interface
• Enhances application responsiveness
• Continuous Feel
• Real-Time Updates
• Plugin-Based