摘要：
原文链接：http://hi.baidu.com/x278384/blog/item/0ba563102a476af4c3ce79e8.html效果图：后台代码：后台C#代码using System;using System.Data;using System.Configuration;using System.Web;using System.Web.Security;using System.Web.UI;using System.Web.UI.WebControls;using System.Web.UI.WebControls.WebParts;using System.Web.UI 阅读全文
