Thats pretty much how i done mine.
I tee'd it into the rocker breather pipe, which then attaches to the underside of the pancake filter. I also added another hole underneath the pancake filter for the air temp sender.
pic:
http://www.mez.co.uk/dcam/DSCF0128.JPG
little more at the bottom of:
http://www.mez.co.uk/ms7.html
I dont actually have and idle control valve now anyway, as i need to keep the noise down as much as poss with my moaning neighbor.