Add Shopping Cart to Dolphin

I have a Dolphin 7 Beta 7 site being installed at [login to view URL] and I do not like the shopping cart it comes with because it has lots of bugs. I want to use an open source shopping cart that has a server-side piece that keeps track of all the sales. Some examples of the open-source shopping cart are: [login to view URL] You can Google it and suggest another open-source shopping cart I could use but it has to be PHP with MySQL because that is what Dolphin runs. I am currently leaning towards using [login to view URL] because it seems really easy to integrate. Check it out [login to view URL] Dolphin 7 Beta 7 info found here: [login to view URL] I also need an "Add to Cart" button on EVERY photo on the site at [login to view URL] I want to sell prints of any photo on the site. By default every photo is for sale as a print for 0.50 USD. You will need to disable the Store concept that is built-in with Dolphin. The open-source shopping cart you use will need to keep track of the item URL sold and the owner of that photo. In another project, I will use this information to send the print URL to the photo printer and I will credit the seller with his commission. My project for installing Beta 7 is at [login to view URL]