.warikomi_bb {
		height: 70px; /* bottom height */
		margin:0 -46px 0 -15px;
		background:url(images/ja/warikomi_box.gif) 100% 100% no-repeat;
	}
	.warikomi_bb div {
		width: 46px;
		height: 70px;
		background:url(images/ja/warikomi_box.gif) 0 100% no-repeat;
	}