An adjustable Semi-circular Progress chart with offset start and end angles
This goes in the documents header:
<script src="RGraph.common.core.js"></script>
<script src="RGraph.common.dynamic.js"></script>
<script src="RGraph.semicircularprogress.js"></script>
Put this where you want the chart to show up:
<canvas id="cvs" width="500" height="300">
[No canvas support]
</canvas>
This is the code that generates the chart - it should be placed AFTER the canvas tag(s):