CHEMORADIOTHERAPY: Patients undergo external beam radiation therapy 5 days a week for 45 days. Beginning within 24 hours of the start of radiation therapy, patients receive paclitaxel intravenously (IV) over 1 hour and carboplatin IV over 30 minutes on days 1, 8, 15, 22, 29, and 36 OR cisplatin IV over 60 minutes on days 1, 8, 29, and 36 and etoposide IV over 60 minutes on days 1-5 and 29-33.