This is a service my company uses for surveys, and I thought some here might find it useful as well. If you want to run a survey on your site but don't want to have to create the forms, scripts, etc, this is a great tool.
http://www.surveymonkey.com/home.asp?Rnd=0.3506586
http://www.surveymonkey.com/home.asp?Rnd=0.3506586