display magento configurable product on external site

Payment will be made only on display of demo Requirements: We have a site ( site1) with static website pages with individual products. These products have color/size options. To enable ecommerce , We setup a magento store ( separate site/server) (site2) with products and setup ( frontend) only cart page and checkout page with payment gateways Embed a "buy now" button on each of product page of site1 and add the product to cart through querystring "site2/checkout/cart/add?product=[id]&qty=[qty]" Configurable products with options ( just the product name , options , price, qty box and add to cart button ) need to be shown on site1 through fancybox iframe On selection of the option and click of the "add to cart" button the visitor should be taken to "site2/checkout/cart/" with the details of the option selected The first bidder who shows a demo of it will be awarded the job. You may use a sample html file and [login to view URL] to be shown in the fancybox iframe. (product id is 126) good luck