>>>>>>>>>>>>>
However, The program switch to next line, before the first line run completed.
How can I program to do that the wait window preform after the run command completely done.
>>>>>>>>>>>>>

You can use WSH:

#define SW_SHOW_NORMAL 1
#define SW_SHOW_MINIMIZED 2
#define SW_SHOW_MAXIMIZED 1
oShell = createobject("WScript.Shell")
oShell.Run("winrar a -o+ bb.rar",SW_SHOW_NORMAL,.T.)