www.gusucode.com > 一个基于extjs的强大聊天插件源码程序 > 一个基于extjs的强大聊天插件/extjame/ext-jame/js/ext2/examples/README.txt

    The examples can be browsed by opening index.html in the docs folder.

Some examples use XHR. Those examples will need to be on a webserver to run since XHR can't access the local file system.