You might have to set up a cronjob, or manually run the runcronjobs.php script, to have the entries appear in your collaboration list, and to have them published when you have approved them.
More about it here:
http://ez.no/products/ez_publish_cms/documentation/configuration/configuration/cron_jobs http://ez.no/products/ez_publish_cms/documentation/installation/the_cronjob_script
