FirefoxADM

Hello Guys,

I´m migrating to AD 2008 , and need to know two things:

1- Is FirefoxADM compatible with Windows Vista?
2 - I tried to use ADMX Migrator Tool. But get some errors. Take a look:

firefoxdefaults.adm:7 -- Policy GeneralSettings does not specify a
SupportedOn value.
firefoxdefaults.adm:15 -- String Warning! Enabling this setting will
override and replace home page, Automatic Proxy Configuration URL, proxy
settings and exceptions for Firefox. IMPORTANT: SOCKS Version 5 and
Connection Type still need to be selected in Firefox Proxy Settings is not
defined in the string table.
firefoxdefaults.adm:14 -- Policy UseInternetExplorerSettings does not
specify a SupportedOn value.
firefoxdefaults.adm:37 -- Policy ProxySettings does not specify a
SupportedOn value.
firefoxdefaults.adm:101 -- Policy EnableAutomaticImageResizing does not
specify a SupportedOn value.
firefoxdefaults.adm:108 -- Policy DisableFirefoxDefaultBrowserCheck does
not specify a SupportedOn value.
firefoxdefaults.adm:115 -- Policy Cache does not specify a SupportedOn
value.
firefoxdefaults.adm:125 -- Policy CachetoUseLocalSettings does not specify
a SupportedOn value.
firefoxdefaults.adm:133 -- Policy DisableXPIInstalls does not specify a
SupportedOn value.
firefoxdefaults.adm:141 -- Policy SetDefaultDownloadLocation does not
specify a SupportedOn value.
firefoxdefaults.adm:157 -- Policy Setmandatorybookmarksfile does not
specify a SupportedOn value.
firefoxdefaults.adm:165 -- Policy
SetHostperm1file-UNUSED-UseWhitelistedsitesinstead does not specify a
SupportedOn value.
firefoxdefaults.adm:173 -- Policy WhitelistedSitefordownloadandpopups does
not specify a SupportedOn value.
firefoxdefaults.adm:185 -- Policy Enable'TypeAheadFind' does not specify a
SupportedOn value.
firefoxdefaults.adm:192 -- Policy Accessibilityperuser does not specify a
SupportedOn value.
firefoxdefaults.adm:203 -- Policy FirefoxCertificates does not specify a
SupportedOn value.