This is a simple Meteor JS implementation of the tutorial at http://www.html5rocks.com/en/tutorials/dnd/basics/
Uses the mrt:bootstrap-3
Meteor package.
Developed using Meteor 0.9.1.1
Using a HTML5-capable browser, have a look at the running version here.
Just run meteor
bash $ cd tile-juggler/
bash $ meteor
and visit localhost:3000
in your browser.
Warning: HTML5 may not be supported nicely in all browswers (Safari, IE).