public static string FriendlyAccountId(string AccountId)
{
var slashIndex = AccountId.IndexOf('\\');
if (slashIndex > 0 && AccountId.Substring(0, slashIndex).Equals(ActiveDirectory.Context.PrimaryDomain.NetBiosName, StringComparison.OrdinalIgnoreCase))
return AccountId.Substring(slashIndex + 1);
else
return AccountId;
}