' . __('Until WordPress 3.0, running multiple sites required using WordPress MU instead of regular WordPress. In version 3.0, these applications have merged. If you are a former MU user, you should be aware of the following changes:') . '
' . __('The Right Now box provides the network administrator with links to the screens to either create a new site or user, or to search existing users and sites. Screens for Sites and Users are also accessible through the left-hand navigation in the Network Admin section.') . '
' . __('For more information:') . '
' . __('Documentation on the Network Admin') . '
' . __('Support Forums') . '