Oscommerce Version Ugrade

We are currently running an upgraded version of the standard version of Oscommerce Max1.55. We would like to upgrade this version to the newest version of the "CRE Loaded 6.1a: Provided by [login to view URL], the download is available here [login to view URL];d_op=viewdownload&cid=1 Project Overview Retain all existing functionality of the current Oscommerce package that is currently running on the website. Including any existing modules that have been configured and loaded that are not included in the above new oscommerce version. Also transferring existing database, files, customer info products ect Modules on existing site pagemaker Recover Carts Dynamic Mo Pics(we have products currently utilizing this contribution so no images can be compromised in the transfer) The loaded 6 upgrade uses Ultra Pics V1.1 The existing design look Must Be saved and included in the templates file of the new upgrade version. This new version comes with 4 existing template but we want to the option of using the existing look too. Footer section- Should include copyright info, a keyword section and advertisement section. -Installation of any existing contribution on the existing site that does not come with the upgrade or does not work with the upgrade version. Those contributions can be found at the above download site. We will provide them if the existing ones on our site do not work with the new upgrade version -New contributions to be installed Recover Carts 1.4B CRE Sitemap for CRE version 1.1 we will provide the programmer with the download information Payment will be made and finalized upon successful completion of project. The site is live and We CAN NOT loose any data during this work.