Money for Attorney Father in need of help!

I am currently seeking assistance to fight for my son, he is now 7, his birthday is in 1 month. Currently i get to see him for 1.5hrs twice a week. My ex's attorney is fighting to termanate my rights so her husband can adopt. I have been fighting for the past year for more visitation but am being stone walled and walked on in court because i am forced to do it all by myself, i am to the point i dont know what to do and really need help. Please someone help me. I cannot afford an attorney and i really dont want to lose my son!!!