CV and portfolio are 2 different things. CV, or Curriculum Vitae..is basically like a resume. http://en.wikipedia.org/wiki/Curriculum_vitae and a portfolio is...yeah...a portfolio.
[ame="http://www.youtube.com/watch?v=yxW0lq47mcE"]Getting Noticed: Why You Need an Online Portfolio and How to Make One - Jacob Minkoff - YouTube[/ame]