http://www.asahi-net.or.jp/~cs8k-cyu/flash/la2/index.html http://www.asahi-net.or.jp/~cs8k-cyu/flash/la2/index.html. LA-2 is close to what you're describing alt

http://www.asahi-net.or.jp/~cs8k-cyu/flash/la2/index.html http://www.asahi-net.or.jp/~cs8k-cyu/flash/la2/index.html. LA-2 is close to what you're describing although it's a shmup instead of a snake game. It's old so unfortunately it's a Java applet that might be hard to run now :(. Google has been very successful in killing all old interactive content on the web.