graphs

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Get flash to fully experience Pearltrees
There are a lot of tutorials on how to make CSS bar graphs.

Visualizing Data with Flot - NETTUTS

http://net.tutsplus.com/tutorials/javascript-ajax/visualizing-data-with-flot/
http://www.phpied.com/canvas-pie/ We'll be using the canvas tag, so the browser has to support it. For IE - well, you still have the table.

Blog Archive » Canvas pie