Common.js

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/* Any JavaScript here will be loaded for all users on every page load. */

/* Navigation Popups */
/* Currently Disabled
mw.loader.load('/load.php?modules=ext.gadget.Navigation_popups');
window.popupAdminLinks = false;
window.popupActionsMenu = false;
window.popupStructure = 'lite';
window.popupSubpopups = false;
window.popupSummaryData = false;
*/

$(document).ready(function() {
	// var indicator = document.querySelectorAll(".mw-indicators");
	// var indicator1 = indicator[0];
	
	// if (indicator1.childNodes.length !== 1) {document.getElementById("tagline").innerHTML = indicator1.innerHTML;}
	
	/*== Hides the actions button and indicators while in the Visual editor ==*/
	
	mw.hook( 've.activationComplete' ).add( function () {
		$('.content .top').hide();
	});
	
	mw.hook( 've.deactivationComplete' ).add( function () {
			$('.content .top').show();
	});
	
	/*== Shows edit button on Rules and Help Resources for those who can edit it ==*/
	var pagename = mw.config.get('wgPageName');
	if (pagename === 'Rules' || pagename === 'Help_Resources') {
		if (mw.config.get('wgIsProbablyEditable')) {
			$('#wikiActions').show();
		}
	}

});

MediaWiki

Common.js