Marketplus is an ecommerce application based on PHP4 and MySQL for managing virtual shops. Products are organized into categories and sub-categories. Every item is associated with a detailed image and an enlargement. You can search for a particular product. Purchased products are stored in a cart which is always visible. Users are recognized by username and password. Administrators can insert, delete, and change products or categories online after authentication. Every user and order is stored in the database. European users can show products price in their own currency and in euro.