ttr('data-live-search', 'true')
                    .attr('data-container', 'body')
                    .css('width', '70%')
                    .selectpicker('render');
            }

            // Retrieves (report) data at the given url and inserts it as HTMl into $targetEl, and configures filters
            // on the returned data.
            function retrieveReportData(url, $targetEl) {
                $.get(url).done(function (data) {
                    filterFieldInit(
                        $ta