#image a {
	display: block;
	width: 150px;
	color: #000000;
	background: url('bottan/roll_image.gif') no-repeat;
	height: 20px;
	line-height: 20px;
	text-decoration: none;
	text-align: center;
	margin-top: 10px;
	margin-left: 10px;
	margin-bottom: 10px;
}
#image a:hover {
	color: #000000;
	background: url('bottan/roll_image_1.gif') no-repeat;
}