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 Controls_LoginState : System.Web.UI.UserControl
13...{
14    protected void Page_Load(object sender, EventArgs e)
15    ...{
16        ControlInit();
17    }
18
19    private void ControlInit()
20    ...{
21        if (Session["UserID"] != null)
22        ...{
23            string userName = Convert.ToString(Session["UserName"]);
24            this.UserName.Text = userName;
25            this.UserLogin.Visible = false;
26            this.UserLogout.Visible = true;
27            this.UserName.Visible = true;
28        }
29        else
30        ...{
31            this.UserLogin.Visible = true;
32            this.UserLogout.Visible = false;
33            this.UserName.Visible = false;
34        }
35    }
36}
37