TENGO UN VIRUS

Hola, tengo un virus que se reenvia a mis contactos del messenger con la siguiente leyenda

Ever since Tony and I seen those Acai pills on Cnn and Oprah we have been taking them and losing so much weight so fast with no diets or excercise , we are living proof that it works like magic and they are only five dollars now to try from www.bagjan.com

alguien sabe como eliminarlo????