public ActionResult ChangePersonalInformation(SignUpViewModel userModel)
        {
            userModel.ChangeExistingUser();

            HttpCookie NameCookie = new HttpCookie("UserName", userModel.FirstName);

            HttpContext.Response.SetCookie(NameCookie);
            NameCookie.Expires = DateTime.UtcNow.AddDays(2);

            HttpCookie EmailCookie = new HttpCookie("UserEMail", userModel.FirstName);

            HttpContext.Response.SetCookie(EmailCookie);
            NameCookie.Expires = DateTime.UtcNow.AddDays(2);

            HttpCookie LastNameCookie = new HttpCookie("UserLast", userModel.LastName);

            HttpContext.Response.SetCookie(LastNameCookie);
            LastNameCookie.Expires = DateTime.UtcNow.AddDays(2);

            ShowUserSidebar();
            return(RedirectToAction("PersonalInformation", "UserProfile"));
        }