The image used in the background is a transformation of George Stubbs' renowned painting, "Whistlejacket". 
Tranformations were made using gimp.

George Stubbs(1724-1806) is a British painter, mostly famous for his horse paintings.

Note: This image is being used for non-commercial purposes.
 Should anyone have objections for its use here, contact me at: arun DOT konagurthu AT monash DOT edu.