| This is a list of all the things I have found that you can do with rundll32.exe.
Note: commands are case sensitive and are executed with WshShell.Run . Open With...
"rundll32.exe shell32.dll,OpenAs_RunDLL " & sFile, vbNormalFocus Control Panel applets
Rundll32.exe shell32.dll,Control_RunDLL file.cpl @X
Replace file.cpl with the name of the control pannel .cpl file. Replace X with the applet number within the .cpl file.
Examples
Control Panel - Rundll32.exe shell32.dll,Control_RunDLL
Mouse - Rundll32.exe shell32.dll,Control_RunDLL main.cpl @0
Keyboard - Rundll32.exe shell32.dll,Control_RunDLL main.cpl @1
Printers - Rundll32.exe shell32.dll,Control_RunDLL main.cpl @2
Fonts - Rundll32.exe shell32.dll,Control_RunDLL main.cpl @3 Install/Uninstall - rundll32.exe shell32.dll,Control_RunDLL appwiz.cpl,,1
Windows Setup - rundll32.exe shell32.dll,Control_RunDLL appwiz.cpl,,2
Startup Disk - rundll32.exe shell32.dll,Control_RunDLL appwiz.cpl,,3 Advanced Internet Properties - rundll32.exe shell32.dll,Control_RunDLL inetcpl.cpl,,5
Add New Hardware Wizard (9x) - rundll32.exe shell32.dll,Control_RunDLL sysdm.cpl @1
Add New Printer Wizard (9x) - rundll32.exe shell32.dll,SHHelpShortcuts_RunDLL AddPrinter Connect to network printer - rundll32 printui,PrintUIEntry /in /n \\server\printer_name Shutdown
Rundll32.exe user32.dll,LockWorkStation
rundll.exe user.exe,exitwindows
Regional
Screen Saver - rundll32.exe shell32.dll,Control_RunDLL desk.cpl,,1
Install Screen Saver - rundll32.exe desk.cpl,InstallScreenSaver "File"
Date/Time - Rundll32.exe shell32.dll,Control_RunDLL timedate.cpl
Open With...
"rundll32.exe shell32.dll,OpenAs_RunDLL " & sFile, vbNormalFocus Format Floppy Dialog - rundll32.exe shell32.dll,SHFormatDrive Install Software from INF files
RunDll setupx.dll,InstallHinfSection section reboot-mode inf-name NEVER_REBOOT = 0
ALWAYS_SILENT_REBOOT = 1
ALWAYS_PROMPT_REBOOT = 2
SILENT_REBOOT = 3
PROMPT_REBOOT = 4 Run the Pasport Wizard in XP
rundll32.exe netplwiz.dll, PassportWizardRunDll More can be found at http://www.vbexplorer.com/shellcpl.htm | 
