body {
	margin: 0; padding: 0;
	text-align: center;
	color: #333;
}

#page {
	width: 410px;
	margin: 0px auto 0 auto;
	padding: 0 0 0px 0;
	position: relative;
	text-align: left;
}

#mainnav { 
	width: 400px; height: 20px; 
	margin: 0; padding: 0; 
	position: relative;
	background: url("menu.png") no-repeat; 
}

#mainnav li {
	margin: 0; padding: 0;
	list-style: none; 
	float: left;
}

#mainnav li, #mainnav a {
	height: 20px; 
	display: block; 
	text-decoration: none; 
	font-size: 1px; 
	text-indent: -1000px;
}


#main { left: 0; width: 65px; }
#programs { left: 65px; width: 90px; }
#learning { left: 155px; width: 85px; }
#download { left: 240px; width: 90px; }
#forum { left: 330px; width: 70px; }

#main a:hover { background: transparent url("menu.png") 0 -20px no-repeat; }
#programs a:hover { background: transparent url("menu.png") -65px -20px no-repeat; }
#learning a:hover { background: transparent url("menu.png") -155px -20px no-repeat; }
#download a:hover { background: transparent url("menu.png") -240px -20px no-repeat; }
#forum a:hover { background: transparent url("menu.png") -330px -20px no-repeat; }

#main a.active, #main a.active:hover { background: transparent url("menu.png") 0 -40px no-repeat; }
#programs a.active, #programs a.active:hover { background: transparent url("menu.png") -65px -40px no-repeat; }
#learning a.active, #learning a.active:hover { background: transparent url("menu.png") -155px -40px no-repeat; }
#download a.active, #download a.active:hover { background: transparent url("menu.png") -240px -40px no-repeat; }
#forum a.active, #forum a.active:hover { background: transparent url("menu.png") -330px -40px no-repeat; }