Edit in JSFiddle

$(document).ready(function(){
	$('.tabs .tab-link').click(function(){
		var tab_id = $(this).attr('data-tab');

		$('.tabs .tab-link').removeClass('current');
		$('.tab-content').removeClass('current');

		$(this).addClass('current');
		$("#"+tab_id).addClass('current');
	})
})
<div class="tabs">
	<div class="tab-link current" data-tab="tab-1">Tab One</div>
	<div class="tab-link" data-tab="tab-2">Tab Two</div>
	<div class="tab-link" data-tab="tab-3">Tab Three</div>
	<div class="tab-link" data-tab="tab-4">Tab Four</div>
</div>

<div id="tab-1" class="tab-content current">
	Lorem ipsum dolor sit amet, consectetur adipisicing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.
</div>
<div id="tab-2" class="tab-content">
	 Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum.
</div>
<div id="tab-3" class="tab-content">
	Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur.
</div>
<div id="tab-4" class="tab-content">
	Sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.
</div>
.tabs{
	margin: 0px;
	padding: 0px;
	list-style: none;
}
.tabs .tab-link{
	background: none;
	color: #222;
	display: inline-block;
	padding: 10px 15px;
	cursor: pointer;
}

.tabs .tab-link.current{
	background: #ededed;
	color: #222;
}

.tab-content{
	display: none;
	background: #ededed;
	padding: 15px;
}

.tab-content.current{
	display: inherit;
}

External resources loaded into this fiddle: