:后台代码实现:usingSystem;usingSystem.Collections;usingSystem.ComponentModel;usingSystem.Data;usingSystem.Drawing;usingSystem.Web;usingSystem.Web.SessionState;usingSystem.Web.UI;usingSystem.Web.UI.WebControls;usingSystem.Web.UI.HtmlControls;usingSystem.Net;usingSystem.IO;usingSystem.Collections;usingSystem.Text.RegularExpressions;namespacegetwebsite...{/**////<summary>///WebForm1的摘要说明。5082昨天还是2014,今天就变成了2015。