my 2 year old golden retriever mix is a god dog, house broken and all that.recently i moved. he was fine with everything, the move. now all of a sudden when i get ready to take him out for his walk, he starts to pee.....before i get im outside. i dont yell at him but do tll him no. i dont hit him. what can i do??? i even tried to give him treats befre he goes out. help!!