virus alert

Giganews Newsgroups
Subject: virus alert
Posted by:  Furby (furbysretre…@yahoo.com.au)
Date: Fri, 22 Sep 2006

i recently tried to download a video clip, was told i need,i needed something
like,,,,????codec..decided against that,,,but now i have a alert that
continues to come up on the tool bar saying critical system error. when i
click on it, i am taken to a web site called Virusbust.that wants me to
buy..my NAV says my computer is fine.but cannot get rid of this error,

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