Did you see the press release from Swinburne  University's National eTherapy Centre announcing that they have developed an effective online treatment for PTSD.  Interesting reading, you can find the article at http://www.virtualmedicalcentre.com/news.asp?artid=13921 and the site is at at http://www.swinburne.edu.au/lss/swinpsyche/etherapy/index.html .