The code can be easily inserted into websites and social networks and is available in three languages.
You can customise the widget in colour, language and size on the official ESRB website. They have a number of options open to include it on various sites as well as offering a standalone version. You could even add it to the desktop like on Vista's gadget panel.
"Our single most important message to consumers, particularly to parents, is that they should always check a game’s ESRB rating when considering a purchase or rental for their children," said ESRB president Patricia Vance.
"Parents are hungry for this information, and research shows that three-quarters of parents regularly check ESRB ratings when making purchase or rental decisions about which games to bring home. Our ratings search widget makes checking the rating that much more convenient. We’re very excited to be offering this widget…"
Where this research that "shows that three-quarters of parents regularly check ESRB ratings" comes from I don't know but that does sound like an awful lot given the North American population, unless they count the quick cursory glance everyone tends to give a rating.
Clickto visit the home of the ESRB widget.