Non-Ajax Datatable initialization bootstrap 3

<script>
	$(document).ready(function() {
    var table = $('#dtTable').DataTable( {
        lengthChange: true,
        lengthMenu: [ [10, 25, 50, -1], [10, 25, 50, "All"] ],
        buttons: [{
                text: 'New Category',
                action: function ( e, dt, node, config ){
                  location.href = 'category/cat_crud';
                }
            },
            'excel', 'colvis'
        ],

        //buttons: [ 'copy', 'excel', 'pdf', 'colvis']

    } );

    table.buttons().container()
        .appendTo('#dtTable_wrapper .col-sm-6:eq(0)');
} );
        </script>