Microsoft has issued an advisory about a vulnerability in VBScript through the use of Internet Explorer on Windows 2000, XP and 2003 server. A malicious web site might trick you to press F1 key when you use Internet Explorer to visit the site. If you do, your computer will be infected by a virus or spyware. There is no patch for this vulnerability yet. The obvious workaround for this vulnerability, as suggested by the advisory, is: Do not press the F1 key when prompted by a Web site.