needs. If the agent, for example, has to type a prescription then
he will have access to the prescription interface.
To type a prescription, the agent needs to have access to
the medical database. Therefore, once he wants to search for a
specific medicine or type the first letters of a medicine then an
automatic HTTP request will be sent to a second web server
dealing with the medical database Vidal. The web server will
communicate with the Vidal base in the centralized system and
gets the needed answer. Finally the message is send back, via
the SOAP protocol, to the prescription interface and the doctor
will get a list of the medicines depending on the letters that
were typed.