TIANJIN, China, Dec. 22 (UPI) -- Chinese officials are warning the country's computer users to be wary of blessings sent through the Internet as Christmas Eve draws near. Liang Hong, director of the National Computer Virus Emergency Response Center, said: "They sometimes contain a vicious virus within." "Our suggestion is to carefully screen e-mails containing blessing words like 'Merry Christmas,' 'Happy New Year' and 'A gift for you'." He also said a virus called "MSNMSG.A", first found i