You can try something like this:
In Click Event:

thisform.Tag = 'popup'
DO FORM show_image
thisform.Tag = ''

and in LostFocus

IF thisform.Tag == 'popup'
	NODEFAULT
	RETURN
ENDIF

>I have a banal problem, but the solution is not banal.
>
>I want only show a graphic ( with a BMP picture ) VFP form with the Click event:
>

>- DEFINE WINDOW
>or
>- a DO SCX form
>or
>- a CREATEOBJECT... VCX form
>

>
>without fire the LostFocus of the current control!
>
>If i can : -> thanks a lot
>If i cannot : -> Why ?
>
>Notes:
>- I cannot use a Toolbar because i want a float window without the titlebar and margin.
>
>- I cannot use a POPUP ( window ) with ON SELECTION like Click event
>because with IN WINDOW clause a VFP bug not fire the ON SELECTION directive.