User:Cavila/JavaScript

Notes
 * This post by Timo Tijhoff (Kirnkle) from a couple of years back may help to clarify some things about the situation with ResourceLoader vs other 'local' ways of using JS.
 * ResourceLoader/Core_modules - don't use document.write but mw.loader.load
 * What about JS that executes
 * on page load =>
 * after page load =>