private void SaveSessionInfo()
        {
            //Store new login in session
            Session["login"]             = Utilities.GetEmployeeLoginById(txtEmployeeLookup.SelectedEmployeeID);
            Utilities.GetSetLoggedOnUser = Session["login"].ToString();

            //Refresh security credentials
            //Access Role
            int current_user_security = AppSecurity.Get_Current_User_Access_Level();

            Session["current_user_access_level"]            = current_user_security.ToString();
            AppSecurity.Current_Login_Security_Access_Level = current_user_security;

            //Accessible Sites
            string session_accessible_sites = AppSecurity.Get_Current_User_Accessible_Site();

            Session["current_user_accessible_sites"]   = session_accessible_sites;
            AppSecurity.Current_Login_Accessible_Sites = session_accessible_sites;

            //Reload logged on user
            lblLoggedOnUser.Text = "Welcome " + Utilities.GetEmployeeDisplayName(Utilities.GetLoggedOnUser()) + "!";


            //Apply security to navigation.
            AppSecurity.Apply_CAIRS_Security_To_UserControls(menu.Controls);
        }
        protected void Page_Load(object sender, EventArgs e)
        {
            SetDevHeaderMenuStyle();

            string page = Path.GetFileName(Request.Path);

            if (!IsPostBack)
            {
                if (Session["login"] != null)
                {
                    Utilities.GetSetLoggedOnUser = Session["login"].ToString();
                }

                lblLoggedOnUser.Text       = "Welcome " + Utilities.GetEmployeeDisplayName(Utilities.GetLoggedOnUser()) + "!";
                menu.Visible               = IsDisplayHideNavigation;
                divMenuPlaceHolder.Visible = !IsDisplayHideNavigation;

                bool Is_Security_Admin = AppSecurity.Is_User_Security_Admin();
                lnkBtnChangeLogin.Visible = !Utilities.IsEnvironmentProductionMode() && Is_Security_Admin;

                //Apply security to navigation.
                AppSecurity.Apply_CAIRS_Security_To_UserControls(menu.Controls);
            }
        }