hmmmm, i just thought of something else..........I didn't start using the opk's until cd10.....I wonder if just maybe i got my surge before then? like maybe cd 8 or 9. Looking back at my opk's the first ones were darker then the later ones (but not positive), and now they seem to be getting a little darker again. Who knows. Just my mind trying to figure it out lol.
Just for kicks, here's some pics;