jQuery Created Nested Table Based on Attribute
<table>
    <tbody>
        <tr id="10"><td>Parent 1</td></tr>
        <tr id="14"><td>Parent 2</td></tr>
    </tbody>
</table>

<table>
    <tbody>
        <tr class="10"><td>Child A</td></tr>
        <tr class="10"><td>Child B</td></tr>
        <tr Class="14"><td>Child X</td></tr>
    </tbody>
</table>

$('tbody.csTR_children tr').each(function() {
        probable_parent = $('tbody.csTR_parent tr#' + $(this).attr('class'));
        if (probable_parent.length) {
            if (!probable_parent.find('tbody').length) probable_parent.append('<tbody/>');
        $(this).detach().appendTo(probable_parent.find('tbody'));
    }
});

probable_parent.children(":first").append('<table><tbody></tbody></table>');

$('table#child tr').each(function() {
    var parentId = $(this).data('parentId');
    var parent = $('#' + parentId);
    if (parent) {
        var tbody = $('tbody', parent);
        if (tbody.length == 0) {
            // need to add the table wrapper
            tbody = $('<tbody>');
            var table = $('<table>').append(tbody);
            parent.append(table);
        }
        $(this).detach().appendTo(tbody);
    }
});

$('tbody.csTR_children tr').each(function() {
    probable_parent = $('#' + $(this).data('parentID'));
    if (probable_parent.length) {
        if (!probable_parent.find('tbody').length)
        $(this).detach().insertAfter(probable_parent);
    }
});