Roque JÃ nior ( born 31 August 1976 ) is a Brazilian football player . JosÃ VÃ tor Roque Jr. ( born August 31 , 1976 in Santa Rita do SapucaÃ ) more commonly known as Roque JÃ nior , is a former Brazilian football defender , who last played for Ituano Futebol Clube .