Tuesday, 31 December, 2002, 14:45 GMTNew e-mail virus spreadingComputer users are being warned about a new virus which is spreading via e-mail. The virus, called Yaha.K, is a mass mailing worm affecting computers running Windows which first appeared on 21 December. Since then it has spread quickly, leading the anti-virus firm F-Secure to give it their second highest danger rating. People are being advised not to open any e-mails which have attachments ending with .scr, .exe and .com. 'I Love You' Yaha.K is a new version of the Yaha worm which first appeared in February. It is relatively harmless, compared...