OleObject wsh
integer  li_rc

CONSTANT integer MAXIMIZED = 3
CONSTANT integer MINIMIZED = 2
CONSTANT integer NORMAL = 1
CONSTANT boolean WAIT = TRUE
CONSTANT boolean NOWAIT = FALSE

wsh = CREATE OleObject
li_rc = wsh.ConnectToNewObject( "WScript.Shell" )

li_rc = wsh.Run("Notepad" , NORMAL, WAIT)
messagebox("hello", "world")

0  Hides the window and activates another window. 
1  Activates and displays a window. If the window is minimized or
   maximized, the system restores it to its original size and position. An
   application should specify this flag when displaying the window for the
   first time. 
2  Activates the window and displays it as a minimized window. 
3  Activates the window and displays it as a maximized window. 
4  Displays a window in its most recent size and position. The
   active window remains active. 
5  Activates the window and displays it in its current size and
   position. 
6  Minimizes the specified window and activates the next top-level
   window in the Z order. 
7  Displays the window as a minimized window. The active window
   remains active. 
8  Displays the window in its current state. The active window
   remains active. 
9  Activates and displays the window. If the window is minimized or
   maximized, the system restores it to its original size and position. An
   application should specify this flag when restoring a minimized window.
10 Sets the show state based on the state of the program that
   started the application.