Do you know where to find cool backgrounds for my computer?

http://www.wallpaperhere.com/

Click on the above link you will surely find cool desktops backgrounds here. This site has large quantity of animated wallpapers including Naruto Shippuden, full metal alchemist, vampire knights and many more. And you can download this wallpapers for free and in any resolution you want. Some of the available resolutions are 1024x768, 1280x800, 1280x1024, 1366x768, 1440x900 and 1920x1080. Below is the direct link for downloading the anime wallpapers.

http://www.wallpaperhere.com/Anime_Animated_18/page_1/latest

The site also features abstract, animal, aircraft, architecture, cars, calendars, celebrities, entertainment, games, holiday, motorcycles, nature, space and sports wallpapers. I can also see that you want some of the Scrubs wallpapers too. You can find them in entertainment section. Here is the link.

http://www.wallpaperhere.com/Entertainment/TV_Series_49/page_1/latest

If you are not able to find your desired content may I also recommend following websites. Here you can find all kinds of high quality desktop wallpapers that can be used on your pc and they are also free.

http://freewallpapers4desktop.com/

http://wallpapers-az.com/

http://www.hdwallpapers.net/

http://www.4wallpapers.com/eng/category/Anime/

http://7te.org/

http://www.free-wallpaper-download.com/

http://www.bestqualitywallpapers.com/