protected void btnOku_Click(object sender, EventArgs e) { Button btn = (Button)sender; int ID = Int32.Parse(btn.CommandArgument); string mesaj = ""; Visitor visitor = (from v in db.Visitor where v.ID == ID select v).FirstOrDefault(); lblKonu.Text = visitor.Subject; for (int i = 0; i < visitor.Message.Length; i++) { mesaj += visitor.Message[i]; if (i % 40 == 0 && i != 0) { mesaj += "</br>"; } } lblMesaj.Text = mesaj; visitor.Readed = true; _visitorService.Update(visitor); ClientScript.RegisterStartupScript(this.GetType(), "alert", "ShowPopup();", true); }