Jake of the Web

http://it.travisbsd.org/lemmings/dhtml_lemmings/

or search 'DHTML Lemmings'

A throwback to the classic Lemmings game, where you can assign a lemming to dig, build, bash to get through obstacles; or use an umbrella to gently glide to the ground below. Your goal is to save as many lemmings as possible from being squished.