private void FillFields(Entities.Person current)
        {
            Id.Text = current.IdNum;
            FirstName.Text = current.FirstName;
            LastName.Text = current.LastName;
            BirthDate.Text = current.BirthDay.ToShortDateString();
            Phone.Text = current.PhoneNum;

            if (current is Entities.Child)
            {
                var child = current as Entities.Child;
                PersonTypes.SelectedValue = "1";
                foreach (var sensitivity in child.Sensitivitieses)
                {
                    var sen = Sensetivities.Items.FindByValue(sensitivity.Id.ToString());
                    sen.Selected = true;
                }

                ChildData.Visible = true;
                TeacherData.Visible = false;
                SupervisorData.Visible = false;
            }
            else if (current is Entities.Teacher)
            {
                var teacher = current as Entities.Teacher;
                PersonTypes.SelectedValue = "2";
                Teachers.SelectedValue = teacher.Substitute != null ? teacher.Substitute.Id.ToString() : "";
                Sen.Text = teacher.Seniority.ToString();

                ChildData.Visible = false;
                TeacherData.Visible = true;
                SupervisorData.Visible = false;
            }
            else
            {
                var supervisor = current as Entities.Supervisor;
                PersonTypes.SelectedValue = "3";
                Cities.SelectedValue = ((int)supervisor.City).ToString();

                ChildData.Visible = false;
                TeacherData.Visible = false;
                SupervisorData.Visible = true;
            }
        }
        private void FillFields(Entities.Kindergarden current)
        {
            Name.Text = current.Name;

            Cities.SelectedValue =
                EnumUtils.GetDescriptionOfEnumValue(typeof(Entities.Cities),
                                                    Enum.GetName(typeof(Entities.Cities), current.City));
            ChildrenNum.Text = current.ChildQty.ToString();

            Teachers.DataSource = new TeachersQuery().Get();
            Teachers.DataBind();
            Teachers.SelectedValue = current.Teacher != null ? current.Teacher.Id.ToString() : "";

            ChildrenGrid.DataSource = current.Children;
            ChildrenGrid.DataBind();
        }