>Thanks, George.
>
>I presume the code is something like...
>
>

DECLARE ;
>	INTEGER PostMessage IN WIN32API ;
>	INTEGER hWnd, 	;	&&	Handle to the destination window
>	INTEGER wMsg, 	;	&& 	Message to be sent, see note below
>	INTEGER wParam, ;	&& 	Not used with WM_PAINT
>	INTEGER lParam		&& 	Not used with WM_PAINT
>
>PostMessage( toTree.hWnd, WM_PAINT )

>
>However, I don't know the value of WM_PAINT. There must be a translation of WM_messages somewhere. Any ideas?
>

There's two places to look, one of the Win API header files or VS 6 API Text Viewer. I usualy use the last one

* VB
Public Const WM_PAINT = &HF
* VFP
#DEFINE WM_PAINT 0xF
* or
#DEFINE WM_PAINT 15