Originally Posted by Polleke

One of the nicest mod combinations for levelling is Lightheaded (from wowinterface) and Cartograph (ace archives). Lightheaded is a database mod containing all commnents on quests from WoWHead. You click on a quest and you can read the comments about it in game. If one of those comments contains a location you can click that, carograph will then display a giant arrow on your screen with the waypoint to that location.
So no more searching and alt tabbing. Just follow the arrow on your screen.