#butong_pic {
	FLOAT: left;
	OVERFLOW: hidden;
	WIDTH: 158px;
	HEIGHT: 470px;
	margin-top: auto;
	margin-right: auto;
	margin-bottom: auto;
	margin-left: 0px;
	padding-top: 0px;
	padding-right: 0px;
	padding-bottom: 0px;
	padding-left: 0px;
}