flash

onClipEvent (load) {
velocidad=0;}
onClipEvent (enterFrame) {
if (Key.isDown(Key.RIGHT))
this._rotation +=45;}
onClipEvent (enterFrame) {
if (Key.isDown(Key.LEFT))
this._rotation -=45;}
onClipEvent (enterFrame) {
if (Key.isDown(Key.UP))
velocidad +=1
}
onClipEvent (enterFrame) {
if (Key.isDown(Key.DOWN))
velocidad -=1

//Este es el codigo para mover la nave
this._x+= Math.sin(_rotation*(Math.PI/180))*velocidad;
this._y+= Math.cos(_rotation*(Math.PI/180))*velocidad*-1;
}