Here is working script for DVD9 - 2xDVD5 conversion: Also add as attachment.
; Script generated by the Inno Setup Script Wizard.
; SEE THE DOCUMENTATION FOR DETAILS ON CREATING INNO SETUP SCRIPT FILES!
[Setup]
; NOTE: The value of AppId uniquely identifies this application.
; Do not use the same AppId value in installers for other applications.
; (To generate a new GUID, click Tools | Generate GUID inside the IDE.)
AppId={{57D69816-C433-414D-B763-5356631BEB34}
AppName=Tron Evolution
AppVersion=1.0
;AppVerName=Tron Evolution 1.0
AppPublisher=Disney Interactive Studios
AppPublisherURL=http://www.disney.co.uk/tron/tron-evolution.jsp#/games/evolution
AppSupportURL=http://www.disney.co.uk/tron/tron-evolution.jsp#/games/evolution
AppUpdatesURL=http://www.disney.co.uk/tron/tron-evolution.jsp#/games/evolution
DefaultDirName={pf}\Disney Interactive Studios\Tron Evolution
DefaultGroupName=Disney Interactive Studios\Tron Evolution
LicenseFile=C:\Program Files\Disney Interactive Studios\Tron Evolution\README\LICENSE.rtf
InfoAfterFile=C:\Program Files\Disney Interactive Studios\Tron Evolution\README\readmeEN.txt
OutputDir=C:\Tron ------------> makedir and extract files in attachment to c:\Tron
OutputBaseFilename=Setup
SetupIconFile=C:\Program Files\Disney Interactive Studios\Tron Evolution\ICONS\tron.ico
WizardImageFile=C:\Tron\Tron2.bmp
WizardSmallImageFile=C:\Tron\Tron1.bmp
Compression=lzma/fast
DiskSpanning=true
DiskSliceSize=1550000000
SlicesPerDisk=3
WindowVisible=true
BackColor=clMaroon
BackColor2=clNavy
WizardImageBackColor=clSilver
WizardImageStretch=true
[Languages]
Name: english; MessagesFile: compiler

efault.isl
[Tasks]
Name: desktopicon; Description: {cm:CreateDesktopIcon}; GroupDescription: {cm:AdditionalIcons}; Flags: unchecked
[Registry]
Root: HKLM; Subkey: SOFTWARE\Disney Interactive Studios; Flags: uninsdeletekeyifempty
Root: HKLM; Subkey: SOFTWARE\Disney Interactive Studios\tr2npc; ValueName: GamePath; ValueType: String; ValueData: {app}\\Binaries\Win32Live\GridGameLauncher.exe; Flags: uninsdeletekey
Root: HKLM; Subkey: SOFTWARE\Disney Interactive Studios\tr2npc; ValueName: InstallPath; ValueType: String; ValueData: {app}\\Binaries\Win32Live; Flags: uninsdeletekey
Root: HKLM; Subkey: SOFTWARE\Disney Interactive Studios\tr2npc; ValueName: Language; ValueType: String; ValueData: EN; Flags: uninsdeletekey
[Files]
Source: C:\Program Files\Disney Interactive Studios\Tron Evolution\*; DestDir: {app}; Flags: ignoreversion recursesubdirs createallsubdirs
; NOTE: Don't use "Flags: ignoreversion" on any shared system files
[Icons]
Name: {group}\Tron Evolution; Filename: {app}\\Binaries\Win32Live\GridGameLauncher.exe; IconFilename: {app}\ICONS\tron.ico; WorkingDir: {app}
Name: {commondesktop}\Tron Evolution; Filename: {app}\Binaries\Win32Live\GridGameLauncher.exe; IconFilename: {app}\ICONS\tron.ico; WorkingDir: {app}; Tasks: desktopicon
Name: {group}\{cm:ProgramOnTheWeb,Tron Evolution}; Filename:
http://www.disney.co.uk/tron/tron-ev...ames/evolution
Name: {group}\{cm:UninstallProgram,Tron Evolution}; Filename: {uninstallexe}; IconFilename: {app}\ICONS\Uninstall.ico; WorkingDir: {app}
Name: {group}\Tron e-Manual; Filename: {app}\README\eManual.pdf; IconFilename: {app}\ICONS\Readme.ico; WorkingDir: {app}
[Run]
Filename: {app}\Support\PhysX_9.10.0129_SystemSoftware.exe; Parameters: /quiet
Filename: {app}\Support\directx\DXSETUP.exe; Description: {cm:LaunchProgram,DirectX}
Filename: {app}\Support\vcredist_x86_08.exe; Description: {cm:LaunchProgram,Microsoft visual C++}
Filename: {app}\Support\gfwlivesetup.exe; Description: {cm:LaunchProgram,Game For Windows Live}
Filename: {app}\Binaries\Win32Live\GridGameLauncher.exe; Description: {cm:LaunchProgram,Disney Interactive Studios}; Flags: nowait postinstall skipifsilent