span em.tb_yuanxin{display:inline-block;width:18px;height:18px;background:url(../image/others_hz.png) no-repeat -162px 0px;vertical-align: middle;}
span em.tb_zuanshi{display:inline-block;width:18px;height:18px;background:url(../image/others_hz.png) no-repeat -180px 0px;vertical-align: middle;}