HighCharts vs ChartJS Pie

HTML

<script src="http://code.highcharts.com/highcharts.js"></script>
<script src="http://code.highcharts.com/modules/exporting.js"></script>
<script src="http://www.chartjs.org/assets/Chart.js"></script>
<div id="highCharts"></div>
<div id="chartJsWrapper">
<canvas id="chartJs" height="400" width="400"></canvas>
</div>

CSS

#highCharts, #chartJsWrapper{
    min-width: 400px;
    height: 400px;
    width: 50%;
}
#highCharts{
    float:left;
}
#chartJsWrapper{
    float: right;
}
#chartJs{
    width: 400px;
    height: 400px;
}

JavaScript

$(function () {
    var chart;
    $(document).ready(function() {
        chart = new Highcharts.Chart({
            chart: {
                renderTo: 'highCharts',
                plotBackgroundColor: null,
                plotBorderWidth: null,
                plotShadow: false
            },
            title: {
                text: 'Browser market shares at a specific website, 2010'
            },
            tooltip: {
        	    pointFormat: '{series.name}: <b>{point.percentage}%</b>',
            	percentageDecimals: 1
            },
            plotOptions: {
                pie: {
                    allowPointSelect: true,
                    cursor: 'pointer',
                    dataLabels: {
                        enabled: true,
                        color: '#000000',
                        connectorColor: '#000000',
                        formatter: function() {
                            return '<b>'+ this.point.name +'</b>: '+ this.percentage +' %';
                        }
                    }
                }
            },
            series: [{
                type: 'pie',
                name: 'Browser share',
                data: [
                    ['Firefox',   45.0],
                    ['IE',       26.8],
                    {
                        name: 'Chrome',
                        y: 12.8,
                        sliced: true,
                        selected: true
                    },
                    ['Safari',    8.5],
                    ['Opera',     6.2],
                    ['Others',   0.7]
                ]
            }]
        });
    });
    
    var data = [
	{
		value: 30,
		color:"#F38630"
	},
	{
		value : 50,
		color : "#E0E4CC"
	},
	{
		value : 100,
		color : "#69D2E7"
    }];
    new Chart($('#chartJs')[0].getContext('2d')).Pie(data);
});