全称Ajax Resendable Transmitter，包括客户端(javascr ipt)和服务器(ASP)两端的程序，用于提供基于Ajax模式的、多信道的、有保证的文件传输服务。

客户端包括ajax.js/art.js两个文件，分别提供ajax层和art层服务，使用时应同时包含这两个文件，首先调用artOpenChannel函数开通一个信道，然后，在需要发送信息时调用artSend函数发送数据。

服务器端包括artLib.asp，用户在完成处理后，需调用本库中的artOutput函数输出文本。如果在一个ASP文件中有多次输出，则只需要在第一次输出时调用artOutput即可。-Resendable Transmitter, including client (javascr ipt) and the server (ASP) ends of the process, Ajax used to provide model-based, multi-channel, guaranteed document delivery service. Ajax.js including client/art.js two documents, provide ajax layer and art layer service, it shall also contain these two documents, First Call artOpenChannel function opened a channel, and then Send the information needs artSend call this function data. ArtLib.asp including server, users completed treatment, Calling the need for the artOutput text output function. If a document ASP multiple output needed only to the first output when called artOutput can.