Bootstrap Table BUG

by wenyi

HTML

<link rel="stylesheet" href="https://rawgit.com/wenzhixin/bootstrap-table/master/dist/bootstrap-table.css">
<script src="https://rawgit.com/wenzhixin/bootstrap-table/master/dist/bootstrap-table.js"></script>
    <table id="table"
           data-toolbar="#toolbar"
           data-mobile-responsive="true">
    </table>

JavaScript

var data = [
            {"id":"999999","customer_name":"SNOW, JOHN","customer_address":"PARK STREET ","battery":85},
                {"id":"888888","customer_name":"SKYWALKER, LUKE","customer_address":"TATOOINE","battery":14},
                {"id":"777777","customer_name":"NEM","customer_address":"MATRIX ","battery":34},
                {"id":"666666","customer_name":"HUNT,ETHAN","customer_address":"MI6","battery":4},
                {"id":"555555","customer_name":"SPOCK","customer_address":"ENTERPRISE","battery":73},
                {"id":"444444","customer_name":"BOURNE, JASON","customer_address":"THREADSTONE","battery":97}
        ];

var columns = [
    [
        {"field":"state","rowspan":2,"checkbox":true},
        {"field":"id","title":"Customer ID","rowspan":2,"align":"center","valign":"middle","sortable":true,"visible":true,"formatter":stringFormatter},
        {"title":"Customer Details","colspan":2,"align":"center","valign":"middle"},
        {"field":"battery","title":"Battery Level","rowspan":2,"align":"center","valign":"middle","sortable":true,"visible":true,"formatter":percentFormatter},
        {"field":"operate","title":"Operations","align":"center","valign":"middle","rowspan":2}
    ],
    [
        {"field":"customer_name","title":"Consumer Name","align":"center","valign":"middle","sortable":true,"visible":true,"formatter":stringFormatter},
        {"field":"customer_address","title":"Location Address","align":"center","valign":"middle","sortable":true,"visible":true,"formatter":stringFormatter}
    ]
];

$(function () {
    $table = $('#table');
    $table.bootstrapTable({
        cache: false,
        height: $(document).height() - 170,
        striped: true,
        pagination: true,
        pageSize: 50,
        pageList: [10, 25, 50, 100, 200],
        search: true,
        showColumns: true,
        showRefresh: false,
        minimumCountColumns: 2,
        columns: columns,
        data:data
    });
});

function...