jQuery Corner http://www.linkexchanger.su/2008/36.html

jQuery Image Rounder http://www.steamdev.com/imgr/

CSS3 support for Internet Explorer 6, 7, and 8 http://fetchak.com/ie-css3/

http://jquery.malsup.com/corner/

css3-solutions-for-internet-explorer http://www.impressivewebs.com/css3-rounded-corners-in-internet-explorer/