root can access to read emails from the virtual mailbox users?

==== Required information ====
- iRedMail version:
- Store mail accounts in which backend (LDAP/MySQL/PGSQL):
- Linux/BSD distribution name and version:
- Related log if you're reporting an issue:
======== Required information ====
- iRedMail version: 0.8.3
- Store mail accounts in which backend : LDAP >>> Active Directory
- Linux/BSD distribution name and version: Centos 5.8
====
I need to administrate virtual mailboxes for the virtual users in my server (read, delete emails individually). I have 3 virtual domains with integration with active directory (LDAP). Similar to : webmin option "read email" from a local user. Any idea?