Actionscript 3.0 - Easing

import fl.transitions.Tween;
import fl.transitions.easing.*;

new Tween(circle_mc, "alpha", Regular.easeOut, 0, 1, 2, true);


/*
new Tween(circle_mc, "x", None.easeNone, circle_mc.x, 450, 40, false);
new Tween(circle_mc, "y", Bounce.easeOut, circle_mc.y, 320, 40, false);
*/