Abuse of the language

<canvas onclick=for(n=u=v=0;n++<5e4;r<.2?r<.01?(u=0,v/=6):v=u/4+v/4+(r<.1?(u=u/5-v/4,38):(u=v/3-u/7,9)):u=u*6/7+v/25+(v=v*6/7+42-u/25,0))getContext('2d').fillRect(v,u+60,1,r=Math.random())>

dubz<