 return group;
                }

                var option = {
                    tooltip: {
                    },
                    calendar: [{
                        left: 'center',
                        top: 'middle',
                        cellSize: [70, 70],
                        yearLabel: {show: false},
                        orient: 'vertical',
                        dayLabel: {
                            firstDay: 1,
                            nameMap: 'cn'
                        