A Bar chart showing Facebook revenue over the years

[No canvas support]

This goes in the documents header: 
<script src="RGraph.common.core.js"></script>
<script src="RGraph.common.key.js"></script>
<script src="RGraph.bar.js"></script>
Put this where you want the chart to show up: 
<div style="padding-left: 35px">
    <canvas id="cvs" width="650" height="250">[No canvas support]</canvas>
</div>
This is the code that generates the chart: