In a Web application designed with Ajax, near-immediate interaction is possible. User-interface requests such as changing the sort order of a table by clicking on the column headings can be handled on the client with little delay. If the interaction involves requesting additional information (such as help text on a line item), rather than requesting an update of the entire page, Ajax technology allows small amounts of data to be exchanged with the server. Updates can happen dynamically, so the entire Web page doesn't need to be reloaded.
Joomla has incorporated functionality that promotes Ajax technology. A Joomla site can support Ajax background information exchange for a more dynamic and responsive user experience.
Contrary to all of the press regarding the recent birth of Ajax, it is not a new technology. Instead, it is a method of using existing technologies that is nearly ubiquitous to accomplish ...