public ActionResult AddContent(Content p)
{
string mailAccount = (string)Session["WriterMail"];
var writerIdInfo = c.Writers.Where(x => x.WriterMail == mailAccount).Select(y => y.WriterId).FirstOrDefault();
p.ContentDate = DateTime.Parse(DateTime.Now.ToShortDateString());
p.WriterId = writerIdInfo;
p.ContentStatus = true;
cm.ContentAddBl(p);
return(RedirectToAction("MyContent"));
}