<html>
    <head>
        <script type="text/javascript" src="http://www.google.com/jsapi"></script>
        <script type="text/javascript">
            google.load("visualization", "1", {packages:["piechart"]});
            google.setOnLoadCallback(drawChart);
            function drawChart()
            {
                var data = new google.visualization.DataTable();
                data.addColumn('string', 'Task');
                data.addColumn('number', 'Hours per Day');
                data.addRows([
                    ['Jan', 10],
                    ['Feb', 2],
                    ['Mar', 3],
                    ['Apr', 5],
                    ['May', 3]
                ]);

                var chart = new google.visualization.PieChart(document.getElementById('chart_div'));
                chart.draw(data, {
                    width: 400,
                    height: 240,
                    is3D: true,
                    title: 'Test Pie Graph',
                    titleFontSize: 14,
                    legend: 'right',
                    legendBackgroundColor: {stroke:'black', fill:'#eee', strokeSize: 1}
                });
            }
        </script>
    </head>

    <body>
        <div id="chart_div"></div>
    </body>
</html>