Yeah Musiq has got the intro nailed. If you want a run to do, take a F Major "augmented"(is that how you spell it?) chord thing.
/x2 in high octave F,Db,A,F
/in lower octave F,Db,A,F
It should sound something like this....
<object width="425" height="344"><param name="movie" value="
http://www.youtube.com/v/JQ0iefSkXmw&hl=en&fs=1"></param><param name="allowFullScreen"
Hoped this helps,
NJD