Backstreet Boys - Incomplete

This is the first time i've ever tabbed anything.
As a first attempt, I think i've been able to get the intro of the song pretty accurate.
Please feel free to correct, or figure out the rest. I'm pretty sure that the intro is
here and there throughout the song. ... i'm not a 100% accurate on the chords. But I
think verse my begin
with Fm

Intro:
 |----------------------------------|
 |----------------------------------|
 |--2-------1------1----------------|
 |-----4-------2------2-2-1--4------|
 |----------------------------------|
 |----------------------------------|

 |----------------------------------|
 |----------------------------------|
 |--2-------1------1----------------|
 |-----4-------2------2---2-1-------|
 |----------------------------4-----|
 |----------------------------------|