Abstract: A system includes an application server connected to a web server and a client terminal via a network, the terminal being connected to an external memory, the application server includes an interface for a provider of a service, a contents database, an attribute database, an ID receiving part for receiving the ID sent from the client terminal connected to the external memory, an authentication part, an attribute information reading part, a display contents generation part and a display contents sending part, the external memory is stored with a program for sending the read ID to the application server from the client terminal and displaying the received display contents on a screen of the client terminal.

Abstract: Problem to be solved is the development system of the Integrated Development Environment which can be used by a server terminal system. Means for Solution is that a development system which develops software in a network server and a terminal, and the server and the terminal are provided. The server is provided with a library source database which can make a fixed source file and a source file preparer. Also, a compiler making an executable file from a fixed source file, and a network connecter transmitting and receiving a source file and the executable file are provided. The terminal is provided with a network connecter and an Integrated development environment which can edit and transmit a source file transmitted from the server by the network connecter of the terminal.