View source for MediaWiki:Common.js

/* Any JavaScript here will be loaded for all users on every page load. */
$(function() {
	$('#mw-navigation .nav-item .nav-link').not('.dropdown-menu .nav-link').addClass('hvr-underline-from-center');
	
	var exts = ['.jpg', '.gif', '.png'];
	$('img').each(function(){
    	var $t = $(this);
    	$.each(exts, function(i,v){
        	$t.attr('alt', $t.attr('alt').replace(v, ''));
    	});
	});
	
	$('.newtab, .openinnew a').attr( 'target', '_blank' );
});

$(window).scroll(function() {
	document.activeElement && document.activeElement.blur();
	
	$('#products-menu #navbarDropdown')
		.attr('aria-expanded', 'false');
		
	$('#products-megamenu')
		.removeClass('show')
		.blur()
		.closest('li').removeClass('show');
});
Description	What you type	What you get
Italic	''Italic text''	Italic text
Bold	'''Bold text'''	Bold text
Bold & italic	'''''Bold & italic text'''''	*Bold & italic text*