simple functions without the look or feel of a desktop application. Piero,F, Gustavo R, Fernando Sánchez,F, (2010), RIA technologies support client-side storage in a way that depends on the specific technology and device. For example, clients can locally store the shopping cart in an e- commerce application or an appointment calendar while users are manipulating this data. In the original Web, the server also performed business logic. RIA technologies enable moving part of the computation to the client. Offloading computation to the client allows quicker response and optimizes ccommunication costs. The client and server in RIA can initiate communication, program elements in the client stand ready to receive and execute asynchronous server commands. This bidirectionall eliminates many unnecessary server roundtrips typical of thin- client applications (Piero,F, Gustavo R, Fernando Sánchez,F, 2010). The development of user
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- Ajax, World Wide Web, web applications