Wordpress OR Drupal integration into existing XHTML/CSS website

You can view the site with all placeholder content here:<[login to view URL]> - Homepage ? ? ? Able to add / remove new photos to the rotation you see on the screen. Also ability to control their links. ? ? ? ? 3 home page featured blog entries. - ? Sidebar ? ? ? There is a quote on internal pages (<[login to view URL]>) that I'd like to be able to change. Need to change quote, and the person who made the quote. See example. - Services ? ? ? ? (<[login to view URL]>) Want to be able to add new services. Active page will have the Orange background as shown. ? ? ? ? On the left hand side of this page it shows thumbnails of clients. I want to be able to add or delete clients too. - Portfolio ? ? ? (<[login to view URL]>) Want to be able to add new photos. Automatically thumbnail. Full size image shows when clicked on/scrolled to. - Blog ? ? Main blog page: (<[login to view URL]>) ? ? Internal blog entry: (<[login to view URL]>) ? ? NEEDS to have great spam protection against spam comments. - Contact ? ? (<[login to view URL]>) Want to be able to update contact details page.? At the bottom of each page is a twitter feed, feed from the latest blog entries, and search feature. This needs to be programmed in as well.