Simple and easy to use tabs with jQuery

jquery.tabs.js

$(document).ready(function(){
	$(".tabs-menu li:first, .tabs-content:first").addClass("active");
	$(".tabs-content:not(:first)").hide();
	$(".tabs-menu > li > a").click(function(e){
		var index = $('.tabs-menu li').index($(this).parent('li'));
		$('.tabs-menu li.active, .tabs-content.active').removeClass('active');
		$(this).parent('li').addClass('active');
		$('.tabs-content').hide();
		$('.tabs-content').eq(index).show();
		return false;
	});
});

tabs.jade

mixin tabs(tabs)
	-for tab in tabs
		li: a(href="javascript:")=tab
+tabs(["First", "Second", "Third"])
.tabs-content
	First
.tabs-content
	Second
.tabs-content
	Third