/* CSS Document */
.mainnb{ width:100%; height:346px;overflow:hidden; position:relative;}
.mainnb_window{left:50%;width:2000px;height:346px;overflow:hidden;margin-left:-1000px;position:absolute;}
.mainnb_window ul{width:999999px;height:346px;position:relative;text-decoration:none;}
.mainnb_window li{ background:#fff;width:2000px;height:346px;text-align:center;font-size:0px;float:left;display:inline;text-decoration:none;}