Allow the intranet users to send/receive activities

Allow the intranet users to send/receive activities without exchange bizcards.

-GAL Allow to send/receive activities to/from the users registered in the Global Address List.
-LDAP Allow to send/receive activities to/from the users registered in the LDAP directory.
-ALL Allow to send/receive activities to/from the users both registered in the Global Address List and LDAP directory.

0. -GAL
   

   Registry Hive	HKEY_CURRENT_USER
   Registry Path	Software\Policies\Microsoft\Office\12.0\InterConnect\Activity\Security
   Value Name	AcceptUnsignedFromIntranet
   Value Type	REG_SZ
   Value	-GAL

1. -LDAP
   

   Registry Hive	HKEY_CURRENT_USER
   Registry Path	Software\Policies\Microsoft\Office\12.0\InterConnect\Activity\Security
   Value Name	AcceptUnsignedFromIntranet
   Value Type	REG_SZ
   Value	-LDAP

2. -ALL
   

   Registry Hive	HKEY_CURRENT_USER
   Registry Path	Software\Policies\Microsoft\Office\12.0\InterConnect\Activity\Security
   Value Name	AcceptUnsignedFromIntranet
   Value Type	REG_SZ
   Value	-ALL