//ADD NEW SURVEYOR TYPE
 private void AddSurveyorType()
 {
     try
     {
         if (String.IsNullOrWhiteSpace(txtSurveyorType.Text))
         {
             MessageBox.Show("Please enter Surveyor Type!", "Add New Surveyor Type", MessageBoxButtons.OK, MessageBoxIcon.Error);
         }
         else
         {
             objSetting = new SettingClassBLL();
             if (objSetting.CheckSurveyorType(txtSurveyorType.Text) == false)
             {
                 objSetting = new SettingClassBLL()
                 {
                     surveyorType = txtSurveyorType.Text
                 };
                 objSetting.AddNewSuerveyorType();
                 MessageBox.Show("Surveyor New Type added successful!", "Add New Surveyor Type", MessageBoxButtons.OK, MessageBoxIcon.Information);
                 LoadSurveyorTypeData();
                 ClearTextBoxces();
             }
             else
             {
                 MessageBox.Show("Surveyor Type is exist!", "Add New Surveyor Type", MessageBoxButtons.OK, MessageBoxIcon.Error);
                 ClearTextBoxces();
             }
         }
     }
     catch (Exception ex)
     {
         MessageBox.Show(ex.Message, "Division Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
     }
 }
        //UPDATE SURVEYOR TYPE
        private void UpdateSurveyorType()
        {
            try
            {
                if (String.IsNullOrWhiteSpace(txtSurveyorType.Text))
                {
                    MessageBox.Show("Please enter Surveyor Type!", "Surveyor Type Update", MessageBoxButtons.OK, MessageBoxIcon.Error);
                }
                else
                {
                    objSetting = new SettingClassBLL();
                    if (objSetting.CheckSurveyorType(txtSurveyorType.Text) == false)
                    {
                        objSetting = new SettingClassBLL()
                        {
                            surveyorType      = txtSurveyorType.Text,
                            existSurveyorType = dgvSurveyorType.CurrentRow.Cells[0].Value.ToString()
                        };
                        objSetting.UpdateSurveyorType();
                        MessageBox.Show("Surveyor Type update successful!", "Surveyor Type Update", MessageBoxButtons.OK, MessageBoxIcon.Information);
                        LoadSurveyorTypeData();
                        ClearTextBoxces();
                    }

                    else
                    {
                        MessageBox.Show("Surveyor Type exist!", "Surveyor Type Update", MessageBoxButtons.OK, MessageBoxIcon.Error);
                        ClearTextBoxces();
                    }
                }
                btnSurveyorTypeAdd.Text = "Add";
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message, "Division Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
            }
        }