// If the number of rows retrieved is more than the maximum sequence number then don't display some of the output task buttons
                $exammax =& RDCsingleton::getInstance('exam');
                $exammax->sql_select = "MAX(exam_seq_nbr) as maxseq";
                $exammax->sql_where = "rdc_no_post_getdata=true";
                $max_seq = $exammax->getData_raw($where);