public void SaveData(GUIDEx workID)
        {
            if (workID.IsValid)
            {
                SFITeaReviewStudent data = new SFITeaReviewStudent();
                data.WorkID = workID;
                data.ReviewValue = this.ddlReviewValue.Visible ? this.ddlReviewValue.SelectedValue : this.txtReviewValue.Text;
                data.SubjectiveReviews = this.txtSubjectiveReviews.Text;
                data.TeacharName = this.txtTeacharName.Text;

                data.TeacherID = data.CreateEmployeeID = this.CurrentUserID;
                data.TeacharName = data.CreateEmployeeName = this.CurrentUserName;
                data.CreateDateTime = DateTime.Now;

                this.presenter.UpdateReviews(data);
            }
        }
        protected void btnSave_Click(object sender, EventArgs e)
        {
            try
            {
                SFITeaReviewStudent data = new SFITeaReviewStudent();
                data.WorkID = this.WorkID;
                data.TeacherID = this.CurrentUserID;
                data.EvaluateType = int.Parse(this.ddlEvaluateType.SelectedValue);
                data.ReviewValue = this.txtReviewValue.Text;
                data.SubjectiveReviews = this.txtSubjectiveReviews.Text;
                //data.SyncStatus = int.Parse(this.ddlSyncStatus.SelectedValue);
                //data.LastSyncTime = DateTime.Now;
                data.CreateEmployeeID = this.CurrentUserID;
                data.CreateEmployeeName = this.CurrentUserName;
                if (this.presenter.UpdateTeaReviewStudent(data))
                {
                    this.SaveData();
                }

            }
            catch (Exception ex)
            {
                this.ShowMessage(ex.Message);
            }
        }