javascript:R=0; x1=.1; y1=.05; x2=.25; y2=.24; x3=1.6; y3=.24; x4=300;y4=200; x5=300; y5=200; DI=document.images;DIL=DI.length; function A(){for(i=0;i<DIL; i++){DIS=DI[ i ].style;DIS.position='absolute';DIS.left=Math.sin(R*x1+i*x2+x3)*x4+x5;DIS.top=Math.cos(R*y1+i*y2+y3)*y4+y5}R++}setInterval('A()',5); void(0)

I found this script making rounds of the social networking site that I frequent. Here is what you do: Browse to any website with a few images. Copy the script below in the address bar of your browser and hit enter.Note: I dont know the orignal source of the script to give credit to the author.