From My Central Jersey The PokerStars website entered into a contract to buy an Atlantic City casino with “their eyes wide open,” and now has to live with the consequences of the failed deal, the casino said in court papers. The Rational Group, the Isle of Man-based parent company of PokerStars, struck a deal in December to buy the Atlantic Club Casino Hotel. But the agreement stated that either side could cancel the transaction if The Rational Group did not get preliminary ownership approval from New Jersey casino regulators by a certain date. When that April 26 date passed, the…