问使用javascript更改Kendo UI日历的背景色

EN

jQuery(document).ready(function() {
    jQuery('#Trafikkalender').onLoad(function() {
        var calendar = $(this);
        var currentDate = kendo.toString(calendar.value(), "yyyy-MM-dd");
        var param = { date: currentDate }
        var url = $('#calArrayPostUrl').data('url');
        $.post(url, param, function(data) {
            var body = calendar.find('tbody');

            var rows = body.getElementsByTagName('tr');

            for (var i = 0; i < rows.length; i++) {
                var cols = rows[i].getElementsByTagName('td');
                for (var j = 0; cols.length; j++) {
                    var col = cols[j];
                    col.addClass(data[i][j]);
                }
            }
        });

    });
});

@(Html.Kendo().Calendar()
              .Name("Trafikkalender")
              .Culture("sv-SE")
              .HtmlAttributes(new {style = "width: 100%;"})
              .Events(e => e.Change("DateClick").Navigate("Navigate"))
              .Format("dd MM yyyy")

              //.MonthTemplate("#<div class=" + TrafficData.GetTrafficDate("#= data.value #").CSSClass + ">#")
              )

<input type="hidden" id="calArrayPostUrl" data-url="@Url.Action("CalendarCellClasses")"/>