public ActionResult Create(Certification certification)
        {
            if (ModelState.IsValid)
            {
                db.Certifications.Add(certification);
                db.SaveChanges();
                return RedirectToAction("Index");
            }

            ViewBag.InstitutionId = new SelectList(db.Institutions, "Id", "Name", certification.InstitutionId);
            return View(certification);
        }
 public ActionResult Edit(Certification certification)
 {
     if (ModelState.IsValid)
     {
         db.Entry(certification).State = EntityState.Modified;
         db.SaveChanges();
         return RedirectToAction("Index");
     }
     ViewBag.InstitutionId = new SelectList(db.Institutions, "Id", "Name", certification.InstitutionId);
     return View(certification);
 }