说明： 最近流行的AJAX编程热门的源程序，有很多实用的例子。for Ajax + html + xml
(recent popular AJAX programming popular source, there are many practical examples. Html xml for Ajax)
文件列表：
AjaxHelperExample
.................\Ajax.aspx
.................\AjaxHelperExample.csproj
.................\AjaxHelperExample.csproj.webinfo
.................\AjaxHelperExample.sln
.................\AssemblyInfo.cs
.................\bin
.................\...\AjaxHelperExample.dll
.................\...\AjaxHelperExample.pdb
.................\...\CN.Teddy.AjaxHelper.dll
.................\Default.aspx
.................\Default.aspx.cs
.................\Default.aspx.resx
.................\Example
.................\.......\LoadDefaultSource.ascx
.................\.......\LoadDefaultSource.ascx.cs
.................\.......\LoadDefaultSource.ascx.resx
.................\.......\RefreshDataGrid.ascx
.................\.......\RefreshDataGrid.ascx.cs
.................\.......\RefreshDataGrid.ascx.resx
.................\.......\RefreshDropDownList.ascx
.................\.......\RefreshDropDownList.ascx.cs
.................\.......\RefreshDropDownList.ascx.resx
.................\Global.asax
.................\Global.asax.cs
.................\Global.asax.resx
.................\js
.................\..\AjaxHelper.js
.................\Web.config
