摘要：
HttpContext是干什么的http://www.cnblogs.com/adsiz/archive/2008/01/21/1047090.htmlasp.net 获取网站路径http://www.cnblogs.com/0000/archive/2009/05/12/1454568.htmlDataSet读取xml文件http://www.cnitblog.com/rd416/archive/2007/08/09/31562.htmlajax官网教程http://www.asp.net/ajaxLibrary/AjaxControlToolkitSampleSite/ReorderLis 阅读全文
