error en class de actioscript 2

[Sand_drax]

class Anuncio extends MovieClip {
private var link: String;
private var img: String;
function Anuncio (l:String, i:String) {
this.link = l;
this.img = i;
this.loadMovie(img);
}

public function getlink ():String {
return this.link;
}

public function getimg ():String {
return this.img;
}

public function setlink (l : String):Void {
this.link = l;
}

public function setimg (i: String):Void {
this.img = i;
}

public function onRelease () {
getURL(this.link);
}

}