public ActionResult Review(FormCollection form)
{
string title = form["title"];
string user = form["username"];
string isbn = form["isbn"];
int score = int.Parse(form["score"]);
string content = form["content"];
bool inserted = ReviewDAO.InsertReview(title, content, DateTime.Now, isbn, user, score);
ViewBag.insertReview = inserted;
return(RedirectToAction("ViewBook", "ViewBook", new { isbn = isbn }));
}