问Jquery将最大日期设置为不工作的mindate+5天数

EN

var values = '29-01-2017'.split("-"); //Default date
var parsed_date = new Date(values[2], values[1]-1, values[0]);
alert(parsed_date);
$(".DueDate").datepicker({
    minDate:parsed_date,//
    maxDate:parsed_date +'+1w', // 5 business days
    beforeShowDay: function(date){
        var day = date.getDay();
        return [(day != 5 && day != 6 )];
    }, // disable weekends
    dateFormat : 'mm/dd/yy',
    changeMonth : true,
    changeYear : true,
    defaultDate: new Date(),
    setDate : new Date()
});