?using System;
using System.Data;
using System.Configuration;
using System.Collections;
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;

public partial class left : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        try
        {
            if (Session["uname"].ToString() != null && Session["role"].ToString() != null)
            {
                if (Session["role"].ToString() == "0")
                {
                    this.admin_department.Visible = false;
                    this.admin_role.Visible = false;
                    this.admin_staff.Visible = false;
                    this.admin_vacation.Visible = false;
                    this.admin_setwork.Visible = false;

                }
            }
            else
            {
                Response.Redirect("login.aspx");
            }
        }
        catch
        {
            Response.Redirect("login.aspx");
        }
    }
}