public DataTable Course_Sel_Graduatelevel_Studytype(string GraduateLevelID, string StudyTypeID) { Staffdal t = new Staffdal(); DataSet ds = new DataSet(); DataTable dt = new DataTable(); ds = t.Course_Sel_Graduatelevel_Studytype(GraduateLevelID, StudyTypeID); if (ds.Tables.Count > 0) { dt = ds.Tables[0]; } return(dt); }