#nav, #nav ul { /* all lists */
	font: bold 16px Arial, Helvetica, Sans-serif;
	padding:0;
	margin: 0;
	list-style: none;
	line-height: 1;
}

#nav a {
	display: block;
	color: #646464;
}

#nav li { /* all list items */
	float: left;
	width: 90px; /* width needed or else Opera goes nuts */
	padding:10px;
}

#nav li#home, #nav li#about, #nav li#books, #nav li#about, #nav li#events, #nav li#links {
	margin-left:30px;
}

#nav li#about {
	width:160px;
}

#nav li#links {
	width:70px;
}

#nav li#home:hover, #nav li#about:hover, #nav li#books:hover, #nav li#about:hover, #nav li#events:hover, #nav li#links:hover, #nav li#home a:hover, #nav li#about a:hover, #nav li#books a:hover, #nav li#about a:hover, #nav li#events a:hover, #nav li#links a:hover {
	color:#3f7cbf;
}

#nav li ul { /* second-level lists */
	position: absolute;
    background: #f3f3f3;
	margin-top:10px;
	margin-left:-10px;
	font: normal 14px Arial, Helvetica, Sans-serif;
	width:200px;
    border: 0 none;
	left: -999em; /* using left instead of display to hide menus because display: none isn't read by screen readers */
}

#nav li ul li { /* second-level lists */
	width:180px;
}

#nav li ul li:hover { /* second-level lists */
	background:#e5f2f8;
}

#nav li ul ul { /* third-and-above-level lists */
	margin: -26px 0 0 180px;
}

#nav li:hover ul ul, #nav li.sfhover ul ul {
	left: -999em;
}

#nav li:hover ul, #nav li li:hover ul, #nav li.sfhover ul, #nav li li.sfhover ul { /* lists nested under hovered list items */
	left: auto;
}