#navtop {
	height: 5px;
	background: url(../img/nav-top.gif) bottom repeat-x;
	}

#navbottom {
	height: 6px;
	background: url(../img/nav-bottom.gif) top repeat-x;
	}

ul#nav {
	margin: 0;
	padding: 0;
	list-style: none;
	background: url(../img/nav-bg.gif) bottom repeat-y;
	}
	
#nav li {
	display: block; 
	float: left;
	}
	
li#nav-home, 	li#nav-faculty, li#nav-graduate, li#nav-research, li#nav-dept, li#nav-resources, li#nav-contact {
	border-right: 1px solid #CFCFCF;
	background: url(../img/arrow-down.gif) right 55% no-repeat;	
	}

#nav li a {
	display: block;
	color: #845593;
	text-decoration: none;
	padding: 2px 17px 2px 1px;
	border-left: 1px solid #FFF;
	border-bottom: 0;
	background: url(../img/arrow-down.gif) right 55% no-repeat;
	font-size:11px;
	font-family: arial;
	font-weight:bold;
	}
li#nav-home {
	background: none;
	}

li#nav-home a {
	border-left: 0;	
	padding-right: 5px;
	background: none;
	}	

li#nav-contact {
		border-right: 1px solid #CFCFCF;
	}	

#nav ul {
	position: absolute;
	z-index: 99;
	left: -999em;
	margin: 0px 0 0 -1px;
	padding: 0;
	width: 14.4em;
	height: auto;
	border: solid #C7C7C7;
	border-width: 1px 1px 0;
	background: #F9F9F9;
}

#nav ul ul {
	margin: -1.3em 0 0 12em;
}

#nav li li {
	padding: 2px 1em 2px 2px;
	width: 13em;
	border-bottom: 1px solid #DBDBDB;
}

#nav ul a {
	width: 90%;
	border-right: 0;
}

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

#nav li:hover ul, #nav li li:hover ul, #nav li li li:hover ul, #nav li.sfhover ul, #nav li li.sfhover ul, #nav li li li.sfhover ul {
	left: auto;
}

#nav li:hover, #nav li.sfhover {
	background: #ECECEC;
}

#nav ul li:hover, #nav ul ul li:hover, #nav ul li.sfhover, #nav ul ul li.sfhover {
	background: #EEE8F0;
}

#nav ul li a, #nav ul ul li a {
	background: none;
	}

#nav a.sub {
	background: url(../img/arrow-right.gif) right 52% no-repeat;
}