Flash Programmatic Easing

gistfile1.as

import flash.events.Event;

this.addEventListener(Event.ENTER_FRAME, loop);

var drag:Number = 10;
var mc:MovieClip = new MovieClip;
var gfx:Graphics = mc.graphics;
gfx.beginFill(0x000000);
gfx.drawCircle(0,0,10);
addChild(mc);

function loop(e:Event):void
{
	var destinationX:Number = mouseX;
	var destinationY:Number = mouseY;
	var currentX:Number = mc.x;
	var currentY:Number = mc.y;
	
	mc.x += (destinationX - currentX) / drag;
	mc.y += (destinationY - currentY) / drag;
}