public ActionResult Create(FormCollection fc)
        {
            Korisnik k      = (Korisnik)Session["Korisnik"];
            Casopi   casopi = new Casopi();

            casopi.Naslov      = fc["Naslov"];
            casopi.Tekst       = fc["Tekst"];
            casopi.Sadrzaj     = fc["Sadrzaj"];
            casopi.Datum       = fc["Datum"];
            casopi.BrojIzdanja = Convert.ToInt32(fc["BrojIzdanja"]);
            casopi.Slika       = "~/Content/images/" + fc["Slika"];
            casopi.IDKorisnika = k.IDKorisnik;

            try
            {
                oi.Casopis.InsertOnSubmit(casopi);
                oi.SubmitChanges();

                return(RedirectToAction("Index"));
            }
            catch
            {
                return(View());
            }
        }
        public ActionResult Details(int id)
        {
            Casopi casopis = (from c in oi.Casopis
                              where c.IDCasopis == id
                              select c).Single();

            return(View(casopis));
        }
        public ActionResult Edit(int?id)
        {
            if (Session["Korisnik"] == null || id == null)
            {
                return(RedirectToAction("Page404"));
            }

            Casopi casopis = (from c in oi.Casopis
                              where c.IDCasopis == id
                              select c).Single();

            return(View(casopis));
        }
        public ActionResult Delete(int id)
        {
            Casopi casopis = (from c in oi.Casopis
                              where c.IDCasopis == id
                              select c).Single();

            try
            {
                oi.Casopis.DeleteOnSubmit(casopis);
                oi.SubmitChanges();
                return(RedirectToAction("Index"));
            }
            catch
            {
                return(View());
            }
        }
        public ActionResult Edit(int id, FormCollection fc)
        {
            Casopi casopis = (from c in oi.Casopis
                              where c.IDCasopis == id
                              select c).Single();

            casopis.Naslov      = fc["Naslov"];
            casopis.Tekst       = fc["Tekst"];
            casopis.Sadrzaj     = fc["Sadrzaj"];
            casopis.Datum       = fc["Datum"];
            casopis.BrojIzdanja = Convert.ToInt32(fc["BrojIzdanja"]);
            try
            {
                oi.SubmitChanges();
                return(RedirectToAction("Index"));
            }
            catch
            {
                return(View());
            }
        }