Virus protection is of ultimate importance is this modern age of fast internet and network connectivity.  The benefits of e-mail can also be the downfall of the user, who is unfortunate to be the victim of this crime.  Prevention is indeed better than the cure.  Antivirus software is only as good as its latest update.  It is imperative that this software is maintained as per manufacturers recommendations.  Checking for any updates on each and every occasion before commencing your internet browsing or launching your email client, first thing in the morning has now become the a very routine method.  It is the equivalent of putting on your car's safety belt before commencing your journey.