New Joomla Site To Replace Old Html Site

I need to develop a more modern website for our business as the current HTML is outdated. I have loaded a Joomla 2.5 theme complete with sample data on a new account and is setup on a new server so it can be developed there if required. The new website will use the Rocket Themes template http://demo.rockettheme.com/?template=ximenia The main requirements are; 1. 5 pages same as existing site 2. Design 3 top slider panels to feature main services provided 3. Photo gallery slider 4. ...