a {
	min-width:3em;
	max-width:8em;
	text-decoration:none;
	font-weight:bolder;
	clear:both;
	padding:0.2em;
	}
	
a:link {
	color:#999999;
	}
	
a:visited {
	color:#999999;
	}
	
a:hover{
	background-color:#559999;
	color:yellow;
	}