!macro CustomCodePostInstall
ExecDos::exec '"$INSTDIR\innounp.exe" -x -b -y $INSTDIR\App\BurnAware\burnaware_free.exe' "" ""
Delete "$INSTDIR\innounp.exe"
Delete "$INSTDIR\App\BurnAware\burnaware_free.exe"

RMDir /r  "$INSTDIR\Other\Source\{tmp}"
Delete "$INSTDIR\Other\Source\install_script.iss"

CreateDirectory "$INSTDIR\Data\System32"
CopyFiles /silent "$INSTDIR\Other\Source\{sys}\gdiplus.dll" "$INSTDIR\Data\System32\gdiplus.dll"
RMDir /r  "$INSTDIR\Other\Source\{sys}"

CopyFiles /silent "$INSTDIR\Other\Source\{app}\*" "$INSTDIR\App\BurnAware\"
RMDir /r "$INSTDIR\Other\Source\{app}"

Clearerrors
!macroend