okay so you play this part up and down on each strum, like down on one strum and 
down on another :}
e|------------------------------------|
B|------------------------------------|
G|9-9-9-9--9-9-9-9----7-7-7-7--7-7-7-7|
D|7-7-7-7--7-7-7-7----5-5-5-5--5-5-5-5|    x2
A|------------------------------------|
E|------------------------------------|

and then
e|------------------------------------|     
B|------------------------------------|
G|--2h4p------------------------------|     
D|------------------------------------|
A|------------------------------------|
E|------------------------------------|

and then the rest of the song starts to play. i know it's not exactly correct, but close :) enjoy!