The intensity of support for him only grows. Both he and Bachmann are ahead of Palin on what Gallup calls a "positive intensity" axis. That's the number of highly favorables minus the highly unfavorables. But when you look at simple enthusiasm - i.e. the highly favorables alone - Huckabee, Bachmann and Palin are all within a 4 percent band with a margin of error of 3 percent.
Romney, by the way, follows Santorum's frothy wake.