I have searched some art website. And I pick up some of them as below:

http://www.saatchi-gallery.co.uk/yourgallery/

http://www.wobblybridge.co.uk/

http://www.wga.hu/index1.html

http://www.freersacklershop.com/?gclid=CP6Nu_rhl5YCFQdWegodjW6d5w

http://www.ebsqart.com/OnlineArtGallery.asp

http://whiteimage.com/