Microsoft's top lawyer said Thursday that he is happy with the information the company provided about its Vista operating system, and its compatibility with existing PCs, ahead of the software's launch in January this year.

Last week, a class-action lawsuit was brought against the software maker claiming it unfairly labeled some PCs "Windows Vista Capable" when they could only run the most basic version of the operating system and not support more advanced versions that offer some of the most heavily promoted features, such as media center and advanced graphics.

"I actually don't think there have been a lot of problems that consumers have encountered, although I think there are a few lawyers and law firms that have pursued an action that are presenting such a picture," said Brad Smith, a senior vice president at Microsoft and the company's general counsel, during a news conference at the Foreign Correspondents' Club of Japan in Tokyo.

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