onClipEvent disappear after 4 secs? Possible?

[yossarian]

I have an MC with this code on it but I want it to disappear after 4 seconds is that possible?//

Y

onClipEvent (load) {
        new_x = 67;
}
onClipEvent (enterFrame) {
        this._x -= (_x-new_x)*0.5;
}