sitelauncher.user.js

var bookmarkLauncherSetup = (function() {
	var bookmarks = {}, url;

	bookmarks['r'] = 'https://www.reddit.com/r/popular';
	bookmarks['f'] = 'https://facebook.com';
	bookmarks['a'] = 'https://smile.amazon.com';
	bookmarks['h'] = 'https://secure.helpscout.net/members/login/';
	bookmarks['i'] = 'http://www.imdb.com/';
	bookmarks['m'] = 'http://mutrunk.dev/wp-admin';
	bookmarks['t'] = 'http://twitter.com/home';
	bookmarks['y'] = 'http://youtube.com';

	window.addEventListener('keyup', function() {
		if( 234 == event.keyCode && event.shiftKey ) {
			if( url == bookmarks[String.fromCharCode(event.keyCode)] ) {
				window.open(url);
			}
		}
	});
}());