/*menu*/
#menu_nav_01 {padding:0; margin:0; list-style:none; position:relative; z-index:500;}

#menu_nav_01 .mainlevel {
	overflow:hidden;
	display:inline;
	height:40px;
	float:left;
	width:118px;
	font-weight: bold;/*IE6 only*/
}
#menu_nav_01 .mainlevel a {color:#FFFFFF; font-weight: bold; text-decoration:none; line-height:40px; display:block; padding:0px;font-size:14px;text-align:center;background:url(../image/yl_12.jpg) no-repeat right;}
#menu_nav_01 .mainlevel a:hover {color: #FFFFFF; font-weight: bold; text-decoration: none;background:url(../image/yl_10.jpg);)