code:

---

$ServPk = readvalue("HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion","CSDVersion")
IF $ServPk = "Service Pack 2"
  ? "Service Pack 2 installed."
Else
  shell '%COMSPEC% /c \\serv4\it$$\Install\ServicePacks\Win2kSP2\i386\update\update.exe /u /f /n'
endif

IF EXIST ("c:\program files\Internet explorer\custom\inetset.inf")
? "IE6 Already installed" 
ELSE
  shell '%COMSPEC% /c \\serv4\distro\IE6\FLAT\WIN32\EN\ie6setup.exe'
endif

? "test end"
EXIT 

---

code:

---

 $servpk = readvalue("HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion","CSDVersion")
 IF $servpk = "Service Pack 2"
       ? "Service Pack 2 installed."
       GOSUB testie6
 ELSE
       SHELL '%COMSPEC% /c \\serv4\it$$\Install\ServicePacks\Win2kSP2\i386\update\update.exe /u /f /n
 ENDIF

:testie6
 IF EXIST ("c:\program files\Internet explorer\custom\inetset.inf")
       ? "IE6 Already installed"
       GOSUB end
 ELSE
       SHELL '%COMSPEC% /c \\serv4\distro\IE6\FLAT\WIN32\EN\ie6setup.exe
 ENDIF

:end
 ? "test end"
 EXIT

;($begin)
;
;                       tue 03-dec-2002 06:02:25       (kix 4.10 vs 3.20e)
;
;Warning     KIXSTRIP:    2 lines are incompleted.
;                           rerun program with option "/block_check /show_errors".
;Warning     KIXSTRIP: some lines contains errors or possible errors.
;                         2 line incomplete "single quotation".
;                         2 line incompleted.
;Informative KIXSTRIP:    2 block_structures found.
;Informative KIXSTRIP:   no UDF's found.
;Informative KIXSTRIP:    2 labels found.
;Summary     KIXSTRIP:      BREAK CALL DEBUG DISPLAY ENDFUNCTION EXECUTE EXIT FUNCTION GET GETS GOSUB GOTO OLExxx PLAY QUIT RETURN RUN SHELL SLEEP THEN USE
;Informative KIXSTRIP:    1 EXIT
;Informative KIXSTRIP:    2 GOSUB
;Informative KIXSTRIP:    2 SHELL
;
;($end)
;($begin)
;
;Warning KIXSTRIP: 6, 14 line incomplete "single quotation".
;Warning KIXSTRIP: 6, 14 line incompleted.
;
;($end)

---

it shows two error situations in your script. In both cases it was related to your SHELL
calls.
greetings.

btw: symbol on our homepage has been linked to related http://kixtart.org topic.