nav.css

.no_underlined a{
	text-decoration: none;
	color: whitesmoke;
}

li.current_tab{
	background: #222;
}

div#nav_top{
	width: 84.2%;
	margin: 0 auto;
}

div#nav_top ul{
	margin: 0 auto;
}

div#nav_top li{
	display: inline;
	padding-right: 20px;
	padding-left: 20px;
	width: 200px;
}

div #nav_bar{
	width: 20%;
	height: 100%;
	float: left;
	border: 1px solid black;
	background-color: whitesmoke;
	padding: 10px;
	word-wrap: break-word;
}

a{
	color: blue;
}
a:hover{
	color: orange;
}

div #tab_content{
	float: right;
	width: 70%;
}