Check it out here.
While this is somewhat interesting, it's really stuff like trans fat and the amount of refined sugar that are in these foods that make you really gain the weight. Plus, some of the food stuff is chock full of vitamins and nutrients while others have very little or none.
I don't think I should be passing up apples just because two glasses of Coke have the same amount of calories. They just aren't the same things nutritionally.
(But of course, you can still use the caloric equivalence as as an excuse to eat the Doritos in any case, ha!)