CAUTION: It has been observed, over the past one year or so, that a few unscrupulous/mentally sick individuals are abusing an inherent weakness in the Yahoo software--which allows them to STEAL the Identity of other Yahoo-users, and send messages AS IF the same had been sent by the actual owners of the said ID. Many a times, these messages contain Attachments which carry computer viruses. The name of the said attached file might be misleadingly disguised as a .jpg or .pdf or .doc file etc....