We recently migrated a client's Magento e-commerce site from one server to another. We're now having issues with categories not being displayed, not being able to log in to the admin area and not being able to add products to the cart. Please see this URL for full details: [url removed, login to view]
Please only reply/bid if you're experienced with Magento. You must be available ASAP and be reachable by Google Talk.