#acc dt,#acc dd {
	width:900px;
}
#acc dt {
	cursor: pointer;
	display: block;
	padding:3px 10px;
	background:#999;
	color:#fff;
	border-bottom:solid 1px #aaa;
}
#acc dt.act {
	background:#906;
}
#acc dd {
	display: none;
	padding:3px 10px;
	width: 850px;
}