用VS2005 写的一个省市无刷级联

没有使用ASP.NET AJAX控件 数据来源于数据库，极少的JS代码。不过有一个AJAX封装好的类，可以不用管它，直接声明调用就行了-Use VS2005 to write a brushless cascade provinces did not use the ASP.NET AJAX Control data from the database, very little JS code. However, there is a good type of package AJAX, you can not Let it be a direct statement to call on the list