Issues with Google Orkut karma ratings

Some users have reported that their karma ratings are incorrect. We're aware of this issue and we're looking into it.

Please know the karma ratings feature is only compatible with certain operating systems and web browsers. Information about specific operating systems and browsers is listed below.

Mac
When using a Mac computer, the karma feature is only compatible with the latest version of Safari. If you're using a Mac, download it now. (Safari 1.2 is only compatible with Mac OS X 10.3 or higher.)

Linux
Karma ratings will only work when using the Mozilla browser on Linux.

Windows
On Windows, karma ratings work on all browsers, except Opera.