What websites could i go to that are safe to download desktop backgrounds and screensavers that are animated?

i want desktop backgrounds and screensavers, but want to make sure i don't get any viruses in doing so.|||They have some screensavers here that are safe. I've downloaded and tested them.|||i use AVAST for a antivirus program...its free





http://www.freesaver.com/animated01.htm





http://www.screensavers.com/








those are two good ones