Add shopping cart & changes to website

We are looking for a patient and talented freelancer to make the following changes to our website: [login to view URL] (website desinged via joomla) Change the colour scheme to match the colours to appear more vibrant - simlar to the attached document (i can attach psd file) Add a shopping cart. At the moment, we only have paypal but now have a merchant account, so I want to accept all Credit Cards. Change the front page to: - Add an area on each page for affiliate links (2 at the moment but show me how to add more if needed) for more information see [login to view URL] - Design an area for a short video clip or link to a youtube video and show me how to change the link. - Add Link for Game Grip Twitter and Facebook. So users can sign up to our twitter and facebook group. - Add space on the front for a message board and allow users to add messages and the message board could be our facebook page. - Improve the integration of the photo's into the front page. - Integrate the logo into the website template - Put more links to the Buy now page. - The 'USES' page haS a list of warnings. I want to change the warnings to a pdf document people can download it. We would also be interested in your suggestions on how to improve the site. Regards, Lee