what image do you use for personalised background?

http://wallpaperpixel.com/thumbnail/19/30/rainbow-twirl-illusion-preview.jpg
This rainbow-coloured background is beautiful!

There's just no question about it, that I have the most pleasing customization, warm ochre colour with a matching green and white board, fully colour coordinated. You are all more than welcome to rip it off. :P
http://oi61.tinypic.com/2rymr9f.jpg

#18 : it's awesome :)

I want to use a cat...Would you please give me a link of a cat picture that I can use without copyright infringement? Thank you very much!

#18 Are you sure that I want to see my name in the background?!? :-D

#22, sorry

http://images.forwallpaper.com/files/thumbs/preview/100/1006319__multicolor_p.jpg
What about this?

it ought to be a chess theme to the image, everything else is tasteless

I use a hight-resolution Tu-134A aircraft pic )