I have it working fine in RunOnceEx method. I download the Internet Explorer Admin Kit (IEAK) for IE7. You will need IE7 installed before you run this. http://www.microsoft.com/technet/prodtechn...k7/default.mspx You can use this to create an IE7Setup.exe which you can personalise. It is mainly aimed at easy deployment in corporate environments but no reason why you cannot use it on a home PC. I include IE7 at the end of my RunOnceEx.cmd which appears to work fine on my virtual PC (MS Virtual PC 2004). The /Q installs in quiet mode, no progress bar is displayed. Note that the install does take a while ie. more than 5 mins. Hope this helps. Here is my RunOnceEx.cmd: @echo off SetLocal enableextensions SET CDROM=%~d0 SET KEY=HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnceEx REG ADD %KEY% /V TITLE /D "Installing Applications" /f REG ADD %KEY%\001 /VE /D "Acrobat Reader 7.07" /f REG ADD %KEY%\001 /V 1 /D "%CDROM%\Applications\AdobeReader\Adobereader707.msi TRANSFORMS=Adobereader707.mst /qb" /f REG ADD %KEY%\005 /VE /D "Lavasoft Ad-Aware 1.0.6.0" /f REG ADD %KEY%\005 /V 1 /D "%CDROM%\Applications\Adaware\aawsepersonal.exe /S" /f REG ADD %KEY%\010 /VE /D "Java Runtime 5.0 Update 10.0" /f REG ADD %KEY%\010 /V 1 /D "%CDROM%\Applications\Java\java.exe /qb IEXPLORER=1 JAVAUPDATE=0 SYSTRAY=0" /f REG ADD %KEY%\015 /VE /D "Microsoft Office 2003 Professional" /f REG ADD %KEY%\015 /V 1 /D "%CDROM%\Applications\Office2003\setup.exe TRANSFORMS=Unattended.mst /qb" /f REG ADD %KEY%\020 /VE /D "Microsoft Frontpage 2003" /f REG ADD %KEY%\020 /V 1 /D "%CDROM%\Applications\Frontpage2003\setup.exe TRANSFORMS=Unattended.mst /qb" /f REG ADD %KEY%\021 /VE /D "Microsoft .NET Framework 1.1 SP1" /f REG ADD %KEY%\021 /V 1 /D "%CDROM%\Applications\DotNet11sp1\dotnet11sp1.exe" /f REG ADD %KEY%\025 /VE /D "Microsoft .NET Framework 2.0" /f REG ADD %KEY%\025 /V 1 /D "%CDROM%\Applications\DotNet2\dotnet2.exe" /f REG ADD %KEY%\030 /VE /D "Real Alternative 1.51" /f REG ADD %KEY%\030 /V 1 /D "%CDROM%\Applications\RealAlternative\realalt151.exe /VERYSILENT /SP-" /f REG ADD %KEY%\040 /VE /D "Apple Software Update 1.0.2.1" /f REG ADD %KEY%\040 /V 1 /D "%CDROM%\Applications\AppleSoftwareUpdate\AppleSoftwareUpdate.msi TRANSFORMS=applesoftwareupdate.mst /qb" /f REG ADD %KEY%\045 /VE /D "QuickTime 7.13.170" /f REG ADD %KEY%\045 /V 1 /D "%CDROM%\Applications\Quicktime\QuickTime.msi TRANSFORMS=quicktime.mst /qb" /f REG ADD %KEY%\050 /VE /D "iTunes 7.0.2.16" /f REG ADD %KEY%\050 /V 1 /D "%CDROM%\Applications\itunes\iTunes.msi TRANSFORMS=itunes.mst /qb" /f REG ADD %KEY%\055 /VE /D "Windows Defender 1.1.1593.0" /f REG ADD %KEY%\055 /V 1 /D "%CDROM%\Applications\Windowsdefender\WindowsDefender.msi TRANSFORMS=WindowsDefender.mst /qb" /f REG ADD %KEY%\060 /VE /D "Orca" /f REG ADD %KEY%\060 /V 1 /D "%CDROM%\Applications\Orca\orca.msi /qb" /f REG ADD %KEY%\065 /VE /D "ISSCript9 (for Sony PC suite)" /f REG ADD %KEY%\065 /V 1 /D "%CDROM%\Applications\SonyPCSuite\ISScript9.msi /qb" /f REG ADD %KEY%\070 /VE /D "Sony PC suite 1.30.53" /f REG ADD %KEY%\070 /V 1 /D "%CDROM%\Applications\SonyPCSuite\SonyPCSuite.msi TRANSFORMS=sonypcsuite.mst /qb" /f REG ADD %KEY%\075 /VE /D "Spy Bot 1.4" /f" REG ADD %KEY%\075 /V 1 /D "%CDROM%\Applications\Spybot\spybotsd14.exe /silent" /f REG ADD %KEY%\097 /VE /D "Importing Registry Tweaks" /f REG ADD %KEY%\097 /V 1 /D "REGEDIT /S %CDROM%\Applications\regtweaks.reg" /f REG ADD %KEY%\098 /VE /D "Cleaning Up default shortcuts" /f REG ADD %KEY%\098 /V 1 /D "%CDROM%\Applications\cleanup.cmd" /f REG ADD %KEY%\099 /VE /D "Internet Explorer 7" /f REG ADD %KEY%\099 /V 1 /D "%CDROM%\Applications\IE7\IE7Setup.exe /Q" /f EndLocal EXIT