All patients undergo radiotherapy 5 days a week for 7.5 weeks. Patients also receive docetaxel IV over 30 minutes on days 1, 8, 15, 22, 29, and 36. Three weeks after the completion of radiotherapy, patients receive docetaxel alone IV over 30 minutes on days 1 and 22. Three weeks later, patients are randomized to 1 of 2 treatment arms.