Thanks to everyone who replied.The computer I referred to is actually owned by my daughter.She has no anti virus etc.protection.I will tell her to download the free malware website proposed.I understand anti virus protection is available.Can you tell me how this may be obtained.
My solution will remove any virus on your computer just fine.
You'll need more than a malware scan to get virus protection. No matter how much extra it spots, because it's designed to spot the bits AV isn't bothered with.
There are a number of free AV on the Net. Use a search engine to look AVG free, it's one commonly recommended, if you can get past the 'paid for trial period' links on their website, that is.
Mark is Mark. From what I've seen he has a lot of useful information he will pass on, but has a low tolerance for situations where he doesn't think the other party is helping and so can be quite abrupt.