antishok

beforeShowDay: function(date) {
                    var enabled = disabledDates.every(function(disabledDate){
                        var from = new Date(disabledDate['from']);
                        var to = new Date(disabledDate['to']);

                        from.setHours(0);
                        from.setMinutes(0);
                        from.setSeconds(0);

                        to.setHours(23);