当前文件路径：Votes/ErrorPage.aspx.cs

		            
 1using System;
 2using System.Data;
 3using System.Configuration;
 4using System.Collections;
 5using System.Web;
 6using System.Web.Security;
 7using System.Web.UI;
 8using System.Web.UI.WebControls;
 9using System.Web.UI.WebControls.WebParts;
10using System.Web.UI.HtmlControls;
11
12public partial class ErrorPage : System.Web.UI.Page
13...{
14    protected void Page_Load(object sender, EventArgs e)
15    ...{
16        if (!IsPostBack)
17        ...{
18            ViewState["BackURl"] = Request["ErrorUrl"].ToString();
19        }
20    }
21    protected void Button1_Click(object sender, EventArgs e)
22    ...{
23        Response.Redirect(ViewState["BackURl"].ToString());
24    }
25}
26