cache['en']['block_online_users'] = array ( 'configtimetosee' => 'Number of minutes determining the period of inactivity after which a user is no longer considered to be online.', 'online_users:viewlist' => 'View list of online users', 'periodnminutes' => 'last {$a} minutes', 'pluginname' => 'Online users', 'timetosee' => 'Remove after inactivity (minutes)', );