a.foot {
	vertical-align: super;
	font-size: .7em;
	cursor: pointer;
	font-weight: bold;
	text-decoration: none;
	color: #000;
}
a.foot:hover {
	background: #ddd;
}
a.foot:before{
	content: "[";
}
a.foot:after {
	content: "]";
}