I found this great article from Shape Magazine.  Here are the first 6 tips that they offer (read full post for link to whole article)

Don’t sabotage your workouts with unhealthy eating. Eating so you’re full and satisfied, rather than eating to fill an emotional void or simply because the food is there, takes some planning—and a few good strategies.

1. Identify high-risk situations.
Few people overeat in every situation, so determine the circumstances that are likely to trigger a binge. Once you’ve identified which situations are most likely to spark overeating, come up with a game plan for each one. For example, if eating at relatives’ always involves plentiful gooey desserts, plan to make or buy a low-fat dessert, and bring it with you for everyone to share. If you can’t go to the movies without snacking on something, sneak in your own bag of air-popped popcorn or some low-cal candy.

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