Good-Cooking - Neapolitan Cheesecake

Ingredients

• 1 cup chocolate wafer crumbs
• 5 tablespoons butter or margarine, melted and divided
• 24 ounces cream cheese, softened
• 3/4 cup granulated sugar
• 3 eggs
• 1 teaspoon vanilla extract
• 5 (1 ounce) squares semisweet chocolate, divided
• 2 1/2 (1 ounce) squares white baking chocolate, divided
• 1/3 cup mashed sweetened strawberries
• 2 teaspoons shortening, divided