Years ago I translated Steven Fortune’s sweep line Voronoi algorithm to C++, and have been meaning to make a JavaScript version for some time, but never got around to it.
Now, someone has actually done it with the D3 charting library, and it’s fantastic. Check it out at http://mbostock.github.com/d3/ex/voronoi.html
Image may be NSFW.
Clik here to view.

Clik here to view.
