jQuery 1.11.0, HTML, CSS, JavaScript
No-Library (pure JS), HTML, CSS, JavaScript
AngularJS 1.2.1, HTML, CSS, JavaScript
This is an example of how to use a custom service to facilitate communicate between multiple controllers using $rootscope as an event bus. I added in a directive just for fun.
how it all goes to hell...
jQuery 1.7.1, HTML, CSS, JavaScript
AngularJS 1.0.3, HTML, CSS, JavaScript
jQuery Compat (edge), HTML, CSS, JavaScript