I did a small poc for a conversion to html5, thinking that this should be "easy" to get working in a browser. Good news is that it was quite easy (although the server is not really stable atm.) - if it is up, then you can try it here:
Beware, no pollish applied:
You can play it alone, but it is absolutely no fun at all if you don't have at least one other player to shout instructions at...
Multiplayer is done with socket.io (in node.js) - the multiplayer server is hosted on an amazon ec2 instance. If you wonder how hard that was to set up, then here are my notes. If you fancy a poke through the code, then it's on github.
Used grunt for automating deployment, I am really starting to like the simple task based system that grunt represents. And the eco-system of plugins for grunt is growing every day.
Lots to do, but I actually have the feeling, that this project will be done someday.