Combine cranberry sauce and maple syrup in a small saucepan. Cook over medium heat just until sauce is smooth, whisking frequently. Place ham on rack in a shallow roasting pan. Insert meat thermometer in thickest part of ham. Bake, uncovered, in a 325ºF oven for 1 1/2 to 2 hours or until thermometer registers 135ºF to 140 ºF. Liberally baste ham with glaze during the last 45 minutes of baking. Makes 24 servings. PER SERVING: Cal. 139, Fat Cal. 36, Protein 19grams, Carb. 6grams, Fat 4grams, Chol. 41mg, Sodium 995mg.