Windows Vista, together with its media partners, offer on-demand online games that you can play on your Windows Media Center computer.
The additional icons that appear in Online Media on the start screen in Windows Media Center vary by country/region.
The following image shows games in the program library.
On the start screen, scroll to Online Media, click program library, and then click games. You can find games in the full list of programs or navigate the filter to see only the games.
Click the game you want to play.
On the start screen, scroll to Online Media, and then click program library.
On the start screen, scroll to Tasks, click settings, click General, click Program Library Options, and then click Edit Program Library.
Select or clear the appropriate check box to show or hide the game respectively.
Right-click the program library screen, and then click Sort by Date or Sort by Most Used.
On the start screen, scroll to Online Media, and then click one of the icons next to program library, such as what's new.