Let me to introduce you my new navigation bars, all layers are in shapes or smart objects, so you can edit it as you wish.
Fonts used:
Droid Sans – http://www.google.com/webfonts/specimen/Droid+Sans
open sans – http://www.google.com/webfonts/specimen/Open+Sans
Lobster – http://www.google.com/webfonts/specimen/Lobster
Sansita One – http://www.google.com/webfonts/specimen/Sansita+One
Fanwood – http://www.google.com/webfonts/specimen/Fanwood+Text