gistfile1.js

(function(lv, ps, init){
	ps.each(function(i, v){ return Math.random() > 0.3 ? v.src = lv : v.src; });
	var timer = setInterval(function(bs){
		ps.map(function(i, img){
			var x = i % 6, y = i / 6 << 1 >> 1, n = 0, cs = $.each(
				[[x - 1, y - 1], [x, y - 1], [x + 1, y - 1],
				 [x - 1, y    ],             [x + 1, y    ],
				 [x - 1, y + 1], [x, y + 1], [x + 1, y + 1]],
				function(i, v){
					if(v[0] < 0 || v[0] >= 6 || v[1] < 0 || v[1] >= 6) return;
					i = v[1] * 6 + v[0];
					if(ps[i] && ps[i].src == lv) n++;
				}
			);
			return (img.src == lv) ? (n == 2 || n == 3) : n == 3;
		})
		.map(function(i, v){ ps[i].src = v ? lv : init[i]; return v; });
	}, 1000, []);
})("http://a3.twimg.com/profile_images/256862425/oquno-c_mini.png", $("img.photo"), $("img.photo").map(function(i, v){return v.src;}));