How do I retrieve previous Version urgent please

[Sunni sunni]

Hi
 
Please can you tell me how to retrieve a previous workflow version, I want
to retrieve an old version and make it active.  I can see the old version
listed but don't know how to view it.
 
Thanks
sunni
 
_________________________________________________________________
Tired of 56k? Get a FREE BT Broadband connection
http://www.msn.co.uk/specials/btbroadband