주도선택, 부도확대는 주도가 선택한 구역의 관찰을 진행한다(즉 주도는 변하지 않으며 부도는 상세한 관찰을 책임진다)

$(function () {
	var chart = null;
    // create the chart
    $('#container').highcharts({
        chart: {
            events: {
                selection: function (event) {
                    var min = event.xAxis[0].min;
                    var max = event.xAxis[0].max;
                     chart.xAxis[0].setExtremes(Math.ceil(min), Math.ceil(max));
                    
                    return false;
                }
            },
            zoomType: 'x'
        },
        title: {
            text: 'Chart selection demo'
        },
        subtitle: {
            text: 'Click and drag the plot area to draw a selection'
        },

        series: [{
            type: 'column',
            data: [29.9, 71.5, 106.4, 129.2, 144.0, 176.0, 135.6, 148.5, 216.4, 194.1, 95.6, 54.4]
        }, {
            data: [29.9, 71.5, 106.4, 129.2, 144.0, 176.0, 135.6, 148.5, 216.4, 194.1, 95.6, 54.4].reverse()
        }]
    });
    
    $('#min-chart').highcharts({
        
        title: {
            text: ''
        },
       
       

        series: [{
            type: 'column',
            data: [29.9, 71.5, 106.4, 129.2, 144.0, 176.0, 135.6, 148.5, 216.4, 194.1, 95.6, 54.4]
        }, {
            data: [29.9, 71.5, 106.4, 129.2, 144.0, 176.0, 135.6, 148.5, 216.4, 194.1, 95.6, 54.4].reverse()
        }]
    }, function(c) {
        chart = c;
    });
        
});