Is it possible to make functions:
[hide=][/hide], [hide=group][/hide]
[hide=][/hide] - user may have the specified messages count to view the hidden content
[hide=group][/hide] - the hidden message can see only specified groups
[hide=][/hide], [hide=group][/hide]
[hide=][/hide] - user may have the specified messages count to view the hidden content
[hide=group][/hide] - the hidden message can see only specified groups