>>I want to know which API can do:
>>
>>a) run Screen Saver (e.g. ndshow1.scr)
>
>Hi Justok,
>
>I'll have to research the others, but here's how to activate the screen saver.

>#define WM_SYSCOMMAND 0x0112
>#define SC_SCREENSAVE 0xF140
>DECLARE INTEGER SendMessage IN Win32API;
>  INTEGER hwnd,	INTEGER uMsg,;
>  INTEGER wParam, INTEGER lParam
>DECLARE INTEGER GetDesktopWindow IN Win32API
>lnhWnd = GetDesktopWindow()
>= SendMessage(lnhWnd, WM_SYSCOMMAND, SC_SCREENSAVE, 0)

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Thanks George, it works fine for window standard screen saver,
but it get errors in the screen saver is made by screen saver tools...

Actually, I miss the statement to call screen saver by using RUNDLL32.exe

the statement will sth like:

RUNDLL32.exe desk.cpl,.... myscreen.scr

>.<'