>>Looking for VtCh.. constants. Where are they documented and does licensed control mean I may not be able to use it freely with my app ?
>
>Do you have Mschrt98.chm that comes with VS?
Yes Erik, I do have it. There most of the constants just have name + explanation but no value. There should be a header file somewhere. All I can do is to blindly test and find.
Cetin