jQuery selector for table rows o table cols based on http://programanddesign.com/js/jquery-select-table-column-or-row/, modified to make row includes th

row_selector.js

<script>
        $.fn.row = function(i) {
            return $('tr:nth-child('+(i+1)+') td, tr:nth-child('+(i+1)+') th', this);
        }

        $.fn.column = function(i) {
            return $('tr td:nth-child('+(i+1)+')', this);
        }

        $('table').row(2).hide();
</script>