protected void ibnDelete_Click(object sender, ImageClickEventArgs e) { string strGradeID = hdfGradeID.Value; Biz_Grades grades = new Biz_Grades(); bool bResult = grades.RemoveEstGrade(COMP_ID, strGradeID); if (bResult) { ltrScript.Text = JSHelper.GetAlertScript("정상적으로 삭제되었습니다.", false); GridBinding(COMP_ID); ButtonStatusInit(); } else { ltrScript.Text = JSHelper.GetAlertScript("삭제 중 오류가 발생하였습니다."); } }