1st step: Connecting your external website
1. Open My addons/More sites for X-Cart with "add to cart" function/settings.
2. Copy JS reference code for external websites into the <HEAD> tag of your external website.
3. Make sure you have jQuery library (v1.11.3) on your external website.
2nd step: Adding add-to-cart function for button, image or text
1. When the module is installed you can find block of link codes for external websites in the bottom of all product pages
2. Use them to insert add-to-cart function for button, text or image on your external website.