http://www.raga-tala.org/ then click on the "virtual sitting lesson". The URI has "percent 20" in it and it gets eaten by the UltraBoard software, so I can't post a direct link. (forgot to paste the URL initially )
Hi, I saw this site on the web, it might be useful to some people look to change their seating position. I recently have had some shoulder trouble since I play with the gourd on the floor "in front of the foot". It is just too low for me. So, I am switching to the "on foot" method. I'm not as hunched over now.