Hot Artichoke Dip

2 cans artichokes, drained and quartered, not marinated
1 cup mayonnaise
1 cup Parmesan cheese
8 ounces shredded mozzarella cheese
garlic salt and onion salt to taste (a pinch of each is fine)
salt and pepper to taste (again a pinch of each is fine)

Mix all ingredients and pour into casserole dish. Bake at 350 degrees for about 30 minutes.