Here is simple UltraIso plugin with shell integration,
Use it on USB with X:\ as letter and Minint as i386,
So long, Phil sorcerer.gif

CODE
; PE Builder v3 plug-in INF file
; Created for Bart PE_XPE
; 03/03/2009

[Version]
Signature= "$Windows NT$"

[PEBuilder]
Name="200 UltraIso"
Enable=1


[WinntDirectories]
a=Programs\UltraIso,2


[SourceDisksFolders]
files\=a,,1

[Default.AddReg]
; choose your language, 1036=french
0x1,"Software\EasyBoot Systems\UltraISO\5.0","Language","1036"
; licence
0x1,"Software\EasyBoot Systems\UltraISO\5.0","UserName","xxx..."
0x1,"Software\EasyBoot Systems\UltraISO\5.0","Registration","xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx"

[Software.AddReg]
; Add to start menu
0x2,"Sherpya\XPEinit\Programs","Multimedia\Outils\UltraIso","%SystemDrive%\Programs\UltraIso\UltraIso.exe"

; Integration Shell
0x0,"Classes\UltraISO\shell"
0x0,"Classes\binimage\shell"
0x1,"Classes\.VaporCD",,"UltraISO"
0x1,"Classes\.XA",,"UltraISO"
0x1,"Classes\.ashdisc",,"UltraISO"
0x1,"Classes\.b5i",,"UltraISO"
0x1,"Classes\.b5t",,"UltraISO"
0x1,"Classes\.b6i",,"UltraISO"
0x1,"Classes\.b6t",,"UltraISO"
0x1,"Classes\.bin",,"binimage"
0x1,"Classes\.bwi",,"UltraISO"
0x1,"Classes\.bwt",,"UltraISO"
0x1,"Classes\.c2d",,"UltraISO"
0x1,"Classes\.ccd",,"UltraISO"
0x1,"Classes\.cdi",,"UltraISO"
0x1,"Classes\.cif",,"UltraISO"
0x1,"Classes\.daa",,"UltraISO"
0x1,"Classes\.dao",,"UltraISO"
0x1,"Classes\.dmg",,"UltraISO"
0x1,"Classes\.dvd",,"UltraISO"
0x1,"Classes\.fcd",,"UltraISO"
0x1,"Classes\.gcd",,"UltraISO"
0x1,"Classes\.gi",,"UltraISO"
0x1,"Classes\.ima",,"UltraISO"
0x1,"Classes\.img",,"UltraISO"
0x1,"Classes\.iso",,"UltraISO"
0x1,"Classes\.isz",,"UltraISO"
0x1,"Classes\.ixa",,"UltraISO"
0x1,"Classes\.lcd",,"UltraISO"
0x1,"Classes\.md1",,"UltraISO"
0x1,"Classes\.mdf",,"UltraISO"
0x1,"Classes\.mds",,"UltraISO"
0x1,"Classes\.ncd",,"UltraISO"
0x1,"Classes\.nrg",,"UltraISO"
0x1,"Classes\.p01",,"UltraISO"
0x1,"Classes\.p2i",,"UltraISO"
0x1,"Classes\.pdi",,"UltraISO"
0x1,"Classes\.pxi",,"UltraISO"
0x1,"Classes\.rdf",,"UltraISO"
0x1,"Classes\.rif",,"UltraISO"
0x1,"Classes\.tao",,"UltraISO"
0x1,"Classes\.uif",,"UltraISO"
0x1,"Classes\.vc4",,"UltraISO"
0x1,"Classes\.vcd",,"UltraISO"
0x1,"Classes\.vdi",,"UltraISO"
0x1,"Classes\.xmd",,"UltraISO"
0x1,"Classes\.xmf",,"UltraISO"

0x1,"Classes\UltraISO",,"UltraISO Fichier"
0x1,"Classes\UltraISO\DefaultIcon",,"""X:\Programs\UltraIso\UltraISO.exe"",0"
0x1,"Classes\UltraISO\shell\open",,"Ouvrir avec &UltraISO"

0x1,"Classes\binimage",,"UltraISO Fichier"
0x1,"Classes\binimage\DefaultIcon",,"""X:\Programs\UltraIso\UltraISO.exe"",0"
0x1,"Classes\binimage\shell\open",,"Ouvrir avec &UltraISO"

0x2,"Classes\UltraISO\shell\open\command",,"""X:\Programs\UltraIso\UltraISO.exe"" ""%1"""
0x2,"Classes\binimage\shell\open\command",,"""X:\Programs\UltraIso\UltraISO.exe"" ""%1"""


[SetupReg.AddReg]
0x1,"ControlSet001\Services\ISODrive\Enum","0","Root\LEGACY_ISODRIVE\0000"
0x4,"ControlSet001\Services\ISODrive\Enum","Count",0x1
0x4,"ControlSet001\Services\ISODrive\Enum","NextInstance",0x1
0x1,"ControlSet001\Services\ISODrive\Parameters","ExcludeDrives","CDEFGHIJKX"
0x4,"ControlSet001\Services\ISODrive\Parameters","NumberOfDevices",0x1
0x4,"ControlSet001\Services\ISODrive\Parameters","AutoMount",0x1
0x1,"ControlSet001\Services\ISODrive\Parameters\Device0","DRIVE","L"
0x1,"ControlSet001\Services\ISODrive\Parameters\Device0","IMAGE"," "
0x4,"ControlSet001\Services\ISODrive\Parameters\Device0","MEDIA",0x0
0x3,"ControlSet001\Services\ISODrive\Security","Security",\
  01,00,14,80,b8,00,00,00,c4,00,00,00,14,00,00,00,30,00,00,00,02,00,1c,00,01,\
  00,00,00,02,80,14,00,ff,01,0f,00,01,01,00,00,00,00,00,01,00,00,00,00,02,00,\
  88,00,06,00,00,00,00,00,14,00,fd,01,02,00,01,01,00,00,00,00,00,05,12,00,00,\
  00,00,00,18,00,ff,01,0f,00,01,02,00,00,00,00,00,05,20,00,00,00,20,02,00,00,\
  00,00,14,00,8d,01,02,00,01,01,00,00,00,00,00,05,04,00,00,00,00,00,14,00,8d,\
  01,02,00,01,01,00,00,00,00,00,05,06,00,00,00,00,00,14,00,00,01,00,00,01,01,\
  00,00,00,00,00,05,0b,00,00,00,00,00,18,00,fd,01,02,00,01,02,00,00,00,00,00,\
  05,20,00,00,00,23,02,00,00,01,01,00,00,00,00,00,05,12,00,00,00,01,01,00,00,\
  00,00,00,05,12,00,00,00
0x4,"ControlSet001\Services\ISODrive","Type",0x2
0x4,"ControlSet001\Services\ISODrive","Start",0x1
0x4,"ControlSet001\Services\ISODrive","ErrorControl",0x0
0x1,"ControlSet001\Services\ISODrive","DisplayName","ISO DVD/CD-ROM Device Driver"
0x2,"ControlSet001\Services\ISODrive","ImagePath","\??\X:\Programs\UltraIso\drivers\ISODrive.sys"