It takes half an hour — forever in movie time — for this relationship comedy to get going. But when it does, Jennifer Aniston, as a corporate type who buys ghastly motel art, and Steve Zahn, as the night manager at his parents' Arizona motor inn, do quiet wonders. Smarting from her split from a yogurt tycoon (a splendid Woody Harrelson), she lets the nerd touch her butt. Something happens. I can't describe it. But it's not formula and it's not TV. Playwright Stephen Belber (Match), in his
