public class Main extends Sprite { private var _sprite:Sprite = new Sprite( ); private var _ax:Number = .2; private var _ay:Number = .1; private var _vx:Number = 0; private var _vy:Number = 0; var angle:Number = 45; var accel:Number = .5; public function Main( ) { _sprite.graphics.beginFill(0x0000ff, 100); _sprite.graphics.drawCircle(0, 0, 25); _sprite.x = 5; _sprite.y = 10; addChild(_sprite); addEventListener(Event.ENTER_FRAME, onEnterFrame); }