public ActionResult Create(CompanyModel model)
        {
            var company = model.ConvertToDbCompany(_companyBusinessLogic, _contactBusinessLogic);
            _companyBusinessLogic.Add(company);

            return RedirectToAction("Add", "Site", company.Id);
        }
        public ActionResult Add(CompanyModel model)
        {
            var company = model.ConvertToDbCompany(_companyBusinessLogic, _contactBusinessLogic);
            //foreach (var clientSite in company.Sites)
            //{
            //    company.Sites.Add(_siteBusinessLogic.GetById(clientSite.Id));
            //}

            _companyBusinessLogic.Update(company);
            return RedirectToAction("List");
        }