Where online can you watch the Vampire Diaries full episodes for FREE?

Hi, I wondering since my mom won't let me have cable anymore.But I really want to watch all of the episodes of The Vampire Diaries for FREE, but all of the episodes must be FULL.I tried YouTube, but they won't have the FULL episodes.I tried CW website, but they only have the last 4 episodes full.But when ever their is a commercial, I can't watch it anymore.So PLEASE if you could help.First BEST gets best answer.Thank U for your time.