public static int DeleteUnreadOstad(string userID, string FlagGrp, string Sender = "-1")
        {
            DataTable dt = null;

            if (userID != null && userID != "" && FlagGrp != "")
            {
                int FlagGrpB = bool.Parse(FlagGrp) == false ? 0 : 1;
                dt = MsgUnReadOstadBuisnes.DeleteUnReadMsgOstad(userID, FlagGrpB, int.Parse(Sender));
            }

            if (dt != null && dt.Rows.Count > 0)
            {
                return(int.Parse(dt.Rows[0]["CountUnRead"].ToString()));
            }
            else
            {
                return(0);
            }
        }
        protected void Page_Init(object sender, EventArgs e)
        {
            if (Session[sessionNames.userID_StudentOstad] == null)
            {
                Response.Redirect("~/CommonUI/login.aspx");
            }
            else
            {
                Session["CountUnRead"]   = null;
                Session["ContactUnread"] = null;
                LoginBusiness         logBusiness = new LoginBusiness();
                System.Data.DataTable dt          = new System.Data.DataTable();
                userId   += Session[sessionNames.userID_StudentOstad].ToString();
                user.Text = userId;
                if (Request.QueryString["Flag_Grp"] != null)
                {
                    MessageJs.DeleteUnreadStudent(userId, Request.QueryString["Flag_Grp"],
                                                  Request.QueryString["Flag_Grp"].Trim() != "True" && Request.QueryString["IdGrpOrPerson"] != null
                    ? Request.QueryString["IdGrpOrPerson"] : "-1");
                }
                //     if (!IsPostBack)
                {
                    stName.InnerText = Session[sessionNames.userName_StudentOstad].ToString();
                    DataTable dtCountUnread;
                    DataTable dtContactUnread;
                    dtCountUnread = MsgUnReadOstadBuisnes.GetUnReadMsgCountOstad(userId);

                    if (dtCountUnread != null && dtCountUnread.Rows.Count > 0)
                    {
                        Session["CountUnRead"] = dtCountUnread.Rows[0]["CountUnRead"].ToString();
                        dtContactUnread        = MsgUnReadOstadBuisnes.GetUnReadMsgOstad(userId);
                        Session.Add("ContactUnread", dtContactUnread);
                    }
                }
            }
        }