Great, we need to revise our SP the same way. I sent a pointer to my former colleague.

>Thanks a lot Sergey. This new version now take less than 4% of the time my previous version took!
>
>>You can use idea from GdiPlusX project on VFPx. VFP wrapper function for particular DLL function will be called only once. After that DECLAREd DLL function will take precedence.