Highcharts Demo

author(s): Torstein Hønsi

HTML

<script src="http://code.highcharts.com/master/highcharts.src.js"></script>

<div id="container" style="height: 300px"></div><button id='b1'> change color </button>

CSS

body {
    font-family: Arial, Verdana, sans-serif;
}

JavaScript

$(function () {
    var chart = new Highcharts.Chart({
        chart: {
            renderTo: 'container',
            type: 'column'
        },
        xAxis: {
            categories: ['Jan', 'Feb', 'Mar', 'Apr', 'May', 'Jun', 'Jul', 'Aug', 'Sep', 'Oct', 'Nov', 'Dec']
        },
        
        plotOptions: {
            series: {
                
            }
        },
        
        series: [{
            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]        
        }]
    });
    
    $("#b1").click(function() {
        var s = chart.series[0];
        s.data[1].update({
            y: s.data[1].y,
            color: 'rgba(150,0,0,0.5)'
        });
        s.data[5].update({
            y: s.data[5].y,
            color: 'rgba(150,0,0,0.5)'
        });
        
        
    });
});