Hi Cetin,
thank you for your reply.
I do the next:

local oCom as 'Active_MACI' && where 'Active_MACI.dll' is the COM file
and
oCom = CREATEOBJECT('Active_MACI') or
oCom = CREATEOBJECT('Active_MACI.dll')

and i get "Class definition 'Active_MACI' is not found"(I was placed it on my dir)
Why?