It seems opposites attract for Spring 2008...or at least, they'll be competing for the attention of your nails this season. That's right...everyone knows that navy and hot pink are going to be hot colors for Spring 2008, but did you know that they're going to be just as hot on your nails as in your outfits?I'm sure you've all seen the buzz over the deep, dark navy Chanel polish in Blue SatinBut