#top-main {
	color: #FFF;
	display: block;
	padding: 0px;
	height: 300px;
	width: 490px;
	margin: 0px auto 20px auto;
	background-image: url(./img/top-main_hover.jpg);
	background-repeat: no-repeat;
	background-position: left top;
}
a#top-main:hover {
	text-indent: -999em;
}