by Mike Krumboltz Another week, another pair of sacrificial lambs for "Avatar" to trounce. This week, two flicks aim for box-office glory, and they couldn't be more different. One is an over-the-top action adventure starring a shorn John Travolta. The other, a weepy love story from the author of "The Notebook." Are critics impressed with either one? Let's take a look... From Paris With Love When John Travolta headlines a movie, you never know what you're gonna get.