Bezier curves

See the newer and updated version here --> http://madflame991.blogspot.com/p/bezier-curves.html

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Bezier 0.6

+ click on an empty zone to spawn a point
+ click on a point to select it and click again to designate its new location
+ doubleclick on a point to delete it

For more information on Bezier curves check:
http://en.wikipedia.org/wiki/B%C3%A9zier_curve
http://www.cs.mtu.edu/~shene/COURSES/cs3621/NOTES/spline/Bezier/bezier-elev.html