mode

Determines the expand mode of the accordion.
The default is single, meaning that only one item will be open at a time.
Another option is multiple, which will allow more than one item to be open at a time.

<div id="accordion"></div>

<script type="text/javascript">
$(function () {
    $("#accordion").shieldAccordion({
        mode: 'multiple',
        dataSource: {
            data: [
                {
                    title: 'Perl',
                    content: 'A very good programming language'
                },
                {
                    title: 'C++',
                    content: 'Also very good for development'
                },
                {
                    title: 'JAVA',
                    content: 'Moderate stuff'
                }
            ]
        }
    });
});
</script>