II. Evaluate whether high-dose acyclovir is safe and tolerated in the newborn. III. Assess resistance to antiviral medication. IV. Amplify disease classification for the purpose of predicting prognosis. V. Assess any changes in viral excretion patterns. VI. Evaluate whether antigens and antibodies specific for HSV glycoproteins within the cerebrospinal fluid (CSF) predict long-term neurologic outcome.