У вашего броузера проблема в совместимости с HTML5
I think I have the beginning intro down accurately (or close to it) by watching how Matthias plays it here in this video, except for the delay. I have no effects here, only a little reverb. If you want to make the beginning sound right, you need heavy delay.
http://www.youtube.com/watch?v=cosUGbE0DOw
In the beginning of the video, at about 1:40 mark, I am playing the D chord one too many times, and one extra C chord. It should be G G G G D D D C C C C C C C C