B/S architecture,the synchronization from the browser requests a session time-out event,so you can easily jump to page out the page,but now the Web system to improve the user experience,extensive use of Ajax technology, requests into asynchronous requests,using the original method,not to deal with the jump page.In this paper, JQuery and Ext framework,presents a session timeout handling asynchronous request methods.%B/S架构下,来自于浏览器的同步请求如果发生了会话超时,可以很容易的让页面跳转到超时页面,但现在的Web系统为了提高用户体验,大量使用了Ajax技术,请求变成了异步请求,使用原有的方法,页面无法去处理跳转。本文在JQuery和Ext框架下,提出一种处理异步请求会话超时的方法。
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