if i do that

_optcomplete() {
        COMPREPLY=( /Users /Groups "/System Accounts" "/System Groups" /Computers "/System Configs" /Idmap "/Address Book" /sudoers /dhcp /dns "/Password Policies" /OxObjects /OxObjects/ResourceObjects /OxObjects/ResourceObjects/ResourceGroups /OxObjects/ResourceObjects/Resources /OxObjects/AdminObjects /OxObjects/AdminObjects/SMTPObjects /OxObjects/AdminObjects/DNSObjects /OxObjects/AdminObjects/SMTPObjects/MailTransports /OxObjects/AdminObjects/AvailableServers /OxObjects/AdminObjects/AvailableServers/directoryServer /OxObjects/AdminObjects/AvailableServers/webmailServer /OxObjects/AdminObjects/AvailableServers/smtpServer /OxObjects/SharedFolder /OxObjects/AdminObjects/AvailableServers/imapServer /OxObjects/AdminObjects/AvailableServers/groupwareServer /Users/uid=fbe/addr )
}



the result is like that:

/Address Book                                             /OxObjects/AdminObjects/AvailableServers/groupwareServer  /OxObjects/SharedFolder
/Computers                                                /OxObjects/AdminObjects/AvailableServers/imapServer       /Password Policies
/dhcp                                                     /OxObjects/AdminObjects/AvailableServers/smtpServer       /sudoers
/dns                                                      /OxObjects/AdminObjects/AvailableServers/webmailServer    /System Accounts
/Groups                                                   /OxObjects/AdminObjects/DNSObjects                        /System Configs
/Idmap                                                    /OxObjects/AdminObjects/SMTPObjects                       /System Groups
/OxObjects                                                /OxObjects/AdminObjects/SMTPObjects/MailTransports        /Users
/OxObjects/AdminObjects                                   /OxObjects/ResourceObjects                                /Users/uid=fbe/addr
/OxObjects/AdminObjects/AvailableServers                  /OxObjects/ResourceObjects/ResourceGroups
/OxObjects/AdminObjects/AvailableServers/directoryServer  /OxObjects/ResourceObjects/Resources