Need to add a simple coupon code box that calculates a discounted flat rate amount from the total. We are using RSForm!Pro, and it looks like a fairly simple task. The joomla site is - it is grocery and meal delivery service. Check out the "menus" - Red Ginger - then scroll down to the Delivery Fee area, I would like to add the "Coupon Code box" right under the Delivery fee, and have it subtract from the calculateTotal() Contractor should be very familiar with Joomla and RSForms (preferably) Desired Skills: CSS HTML JavaScript Joomla! PHP Keywords: Web Programming