PHP website needed

I need a website for a printing company, we have ust started of and on a budget. all I need is a system that I can log into and edit my self to change prices, I will need a lot a picture on the page that will change every time I go click a link and a slide show to show case my portfolio. as the company grows there is a high chance of multiple uses for your services for my customers needs. ( I have the domain name and a php hosting )