ul.nav { list-style:none;  overflow:hidden; margin-left: -20px;  }
ul.nav li { float:left; }
ul.nav li.bg { margin:1px 0px 0px 6px; padding-right:6px; position:absolute; z-index:50; left:155px; background:url(../images/bg-right.png) no-repeat right top; display: none; }
ul.nav li .left{ background:url(../images/bg.png) no-repeat left top; height:38px;  }
ul.nav li a {
	display: block;
	height: 38px;
	line-height: 35px;
	text-align: center;
	margin-right: 0;
	padding: 0 17px;
	z-index:100; position:relative;
}
ul.nav li a:hover {
	color: #fff;
}