After Taxol, Ifosfamide will be given over 2 hours every day for the first three days of the treatment cycle. To prevent possible irritation of Ifosfamide to the bladder, participants will also receive Mesna through the plastic catheter. Mesna will be given both before and after Ifosfamide every day. Mesna is not chemotherapy. It is a medication to prevent side effects of Ifosfamide into the bladder.