?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.HtmlControls;
using System.Net;

public partial class _Default : System.Web.UI.Page 
{
    protected void Page_Load(object sender, EventArgs e)
    {

    }

    protected void ListBox1_SelectedIndexChanged(object sender, EventArgs e)
    {
        Response.Redirect("http://"+ListBox1.SelectedItem.Value.TrimEnd());

        //this.Response.Redirect(ListBox1.SelectedItem.Value.TrimEnd());
       // HttpResponse.RemoveOutputCacheItem(ListBox1.SelectedItem.Value.TrimEnd());
    }
    protected void ListBox2_SelectedIndexChanged(object sender, EventArgs e)
    {
        Response.Redirect(ListBox2.SelectedItem.Value.TrimEnd());
       
    }
    protected  void RanDom(object sender,EventArgs e)
    {
        Random ran = new Random();
        FormView1.PageIndex = ran.Next(FormView1.PageCount);
    }

    protected void ListBox3_SelectedIndexChanged(object sender, EventArgs e)
    {
        Response.Redirect("BookComment1.aspx?BookID=" + ListBox3.SelectedItem.Value.TrimEnd());
    }
}