What Windows version are you using and what's DataTree?

>Hi
>
>I use DataTree .
>Read.me says :
>Copy it to the \WINDOWS\SYSTEM directory and then update the registry by typing: regsvr32 comctl32.ocx at the \WINDOWS\SYSTEM command prompt.
>
>i make this , so
>
>Windows say ok.
>
>But VFP says , isn´t registry .
>
>Can You Help me ?