$(function(){
            $('.time-period .custom-date-range input:eq(0)').datetimepicker({
                format:'d.m.Y',
                weeks: true,
                dayOfWeekStart: 1,
                onShow:function( ct ){
                    this.setOptions({
                        maxDate:$('.time-period .custom-date-range input:eq(1)').val()
                            ?$('.time-period .custom-date-range input:eq(1)').val():false
                    })
                },
                timepicker:false
            });
            $('.time-period .custom-date-range input:eq(1)').datetimepicker({
                format:'d.m.Y',
                weeks: true,
                dayOfWeekStart: 1,
                onShow:function( ct ){
                    this.setOptions({
                        minDate:$('.time-period .custom-date-range input:eq(0)').val()
                            ?$('.time-period .custom-date-range input:eq(0)').val():false
                    })
                },
                timepicker:false
            });
        });