Datatables row grouping - how to add rowcount per group and expand/collapse all

Datatables row grouping - how to add rowcount per group and expand/collapse all

HTML

<script src="http://ajax.aspnetcdn.com/ajax/jquery.dataTables/1.9.0/jquery.dataTables.js"></script>
<script src="http://jquery-datatables-row-grouping.googlecode.com/svn/trunk/media/js/jquery.dataTables.rowGrouping.js"></script>
<link rel="stylesheet" href="http://ajax.aspnetcdn.com/ajax/jquery.dataTables/1.9.0/css/jquery.dataTables.css">
<link rel="stylesheet" href="http://ajax.googleapis.com/ajax/libs/jqueryui/1.8/themes/base/jquery-ui.css">
<div id="demo">
<table cellpadding="0" cellspacing="0" border="0" width="100%" class="display" id="example">
    <thead>
        <tr>
            <th>Rendering engine</th>
            <th>Browser</th>
            <th>Platform(s)</th>
            <th>Engine</th>
            <th>CSS</th>
        </tr>
    </thead>
    <tbody>
        <tr>
            <td class="read_only">Trident</td>
            <td>Internet Explorer 4.0</td>
            <td>Win 95+</td>
            <td class="center">4</td>
            <td class="center">X</td>
        </tr>
        <tr >
            <td>Trident</td>
            <td>Internet Explorer 5.0</td>
            <td>Win 95+</td>
            <td class="center">5</td>

            <td class="center">C</td>
        </tr>
        <tr >
            <td>Trident</td>
            <td>Internet Explorer 5.5</td>
            <td>Win 95+</td>
            <td class="center">5.5</td>

            <td class="center">A</td>
        </tr>
        <tr >
            <td>Trident</td>
            <td class="read_only">Internet Explorer 6</td>
            <td>Win 98+</td>
            <td class="center">6</td>

            <td class="center">A</td>
        </tr>
        <tr >
            <td>Trident</td>
            <td>Internet Explorer 7</td>
            <td class="read_only">Win XP SP2+</td>
            <td class="center">7</td>

            <td class="center">A</td>
        </tr>
        <tr>
            <td>Trident</td>
            <td>AOL browser (AOL desktop)</td>
            <td>Win XP</td>
            <td...

CSS

.rowCount-grid
        {
            float: right;
            font-size: 15px;
            color: Red;
            padding-right: 250px;
        }
        
        tr:hover th, tr:hover td
        {
            background-color: #ebebeb;
            background-image: none;
        }
        td
        {
            height: 26px;
            padding: 0px 0px 0px 20px !important;
            text-align: left;
            border-bottom: 1px solid #d0d0d0;
            vertical-align: middle;
            color: #555555;
            background-color: #ffffff;
        }
        td.group
        {
            background-color: #d5eafd !important;
            border-bottom: 1px solid #94bafd;
            border-top: 1px solid #94bafd;
        }
        td.expanded-group
        {
            background: url("http://jquery-datatables-row-grouping.googlecode.com/svn/trunk/media/images/minus.jpg") no-repeat scroll left center transparent;
        }
        tr:hover td.expanded-group
        {
            background: url("http://jquery-datatables-row-grouping.googlecode.com/svn/trunk/media/images/minus.jpg") no-repeat scroll left center #c0e1ff !important;
        }
        
        td.collapsed-group
        {
            background: url("http://jquery-datatables-row-grouping.googlecode.com/svn/trunk/media/images/plus.jpg") no-repeat scroll left center transparent;
        }
        tr:hover td.collapsed-group
        {
            background: url("http://jquery-datatables-row-grouping.googlecode.com/svn/trunk/media/images/plus.jpg") no-repeat scroll left center #c0e1ff !important;
        }
        .DataTables_sort_wrapper span
        {
            float: right;
        }

JavaScript

$(document).ready(function () {
            $('#example').dataTable({
                "bLengthChange": false,
                "bPaginate": false,
                "bJQueryUI": true
            }).rowGrouping({
                iGroupingColumnIndex2:4,
                bExpandableGrouping: false,
                bExpandableGrouping2: false,
                bExpandSingleGroup: false,
                iExpandGroupOffset: -1,
                
                asExpandedGroups: [""]
            });

            
        });