Your sitch is a tough one. Like robx said, I think you need a legal custody agreement. Your job & commute will make things difficult. Try to do what's best for your son.
Did you ever track down that cell# to find out if there's an OM involved?


Me-39
W-31
S-4
Bomb- 9/5/09
Discovered EA- 9/15/09
Found "proof" that EA is most likely a PA- 10/8/09
W moved out 10/31/09