Shopping cart Shopping cart Line: 47 Display a shopping cart icon on your pages and the number of items it contains. Display a shopping cart icon on your pages and the number of items it contains. Line: 48 Ajax: Invalid choice. Ajax: Invalid choice. Line: 179 Ajax cart Ajax cart Line: 241 Activate Ajax mode for the cart (compatible with the default theme). Activate Ajax mode for the cart (compatible with the default theme). Line: 244