That could be very usefull!

How does it integrate with the Elgg groups?

Sorry Krasi but errors still exist when i activated the plugin :

WARNING: Deprecated in 1.8: register_elgg_event_handler() was deprecated by elgg_register_event_handler() Called from [#6] /var/www/elgg-1.8.15/mod/openmeetings/start.php:134, referer: http://localhost/elgg-1.8.15/admin/plugins
WARNING: Deprecated in 1.8: register_page_handler() was deprecated by elgg_register_page_handler() Called from [#5] /var/www/elgg-1.8.15/mod/openmeetings/start.php:16, referer: http://localhost/elgg-1.8.15/admin/plugins
WARNING: Deprecated in 1.8: register_entity_url_handler() was deprecated by elgg_register_entity_url_handler() Called from [#5] /var/www/elgg-1.8.15/mod/openmeetings/start.php:19, referer: http://localhost/elgg-1.8.15/admin/plugins
WARNING: Deprecated in 1.8: register_action() was deprecated by elgg_register_action() Called from [#6] /var/www/elgg-1.8.15/mod/openmeetings/start.php:130, referer: http://localhost/elgg-1.8.15/admin/plugins

Thank's