if Variable MSXML43 Equals FALSE
  Set Variable PROGRESSTEXT to Installing MSXML 4.0 Service Pack 3 (Microsoft XML Core Services)
  Set Variable CONTINUEANYWAY to 
  Define File Bag : D:\Develop\Internal\PrintShopMailSuite\MSXML4.0SP3\msxml.msi, get runtime location of files into variable MSXMLFILES
  Install/Remove MSI Package data\Microsoft XML Parser 4.0 Service Pack 3\mFileBagIDE.dll\bag\msxml.msi[ADDLOCAL=ALL] (get result into variable MSXML43)
  if Variable MSXML43 Equals REBOOT
    MessageBox: $TITLE$ Setup, Your computer needs to be restarted before $TITLE$ Setup can continue.$NEWLINE$$NEWLINE$Please save your work in all running programs and click OK to restart your computer. Setup will resume once your computer restarts.$NEWLINE$$NEWLINE$If you click CANCEL, setup will exit. You will have to run setup again at a later time to install $TITLE$.
    if Variable REBOOTNOW Equals OK
      Reboot Computer and Resume Setup
    else
      Terminate Installation
    end
  end
  if Variable MSXML43 Equals ERROR
    MessageBox: $TITLE$ Setup, XML Parser 4.0 SP3 could not be installed. Please use Windows Update to manually install this update on your system.$NEWLINE$$NEWLINE$Would you like to continue installing $TITLE$ Setup ?
    if Variable CONTINUEANYWAY Equals NO
      Terminate Installation
    end
    Comment: Terminate Installation
  end
end
 
