/*top level navigation*/
	#main-nav {
		margin:0 auto;
		width: 946px;
		height:37px;
		background: transparent url(../images/nav_bg.jpg) no-repeat;
	}

	#main-nav ul {
		border: none;
		margin: 0;
		padding: 0;
		list-style-type: none;
		clear: left;
		height: 37px;
	}

	#main-nav ul li {
		display: block;
		float: left;
		padding: 0;
		margin: 0;
		border: none;
	}

	#main-nav ul li a {
		display: block;
		height:37px;
		padding: 0;
		margin: 0;
	}

	li#nav_1 a {width: 158px;}
	li#nav_2 a {width: 159px;}
	li#nav_3 a {width: 178px;}
	li#nav_4 a {width: 150px;}
	li#nav_5 a {width: 159px;}
	li#nav_6 a {width: 142px;}

	li#nav_1 a:hover, li#nav_1 a.selected-root { background: transparent url(../images/nav_hover.jpg)     0px 0px no-repeat; }
	li#nav_2 a:hover, li#nav_2 a.selected-root { background: transparent url(../images/nav_hover.jpg)  -158px 0px no-repeat; }
	li#nav_3 a:hover, li#nav_3 a.selected-root { background: transparent url(../images/nav_hover.jpg)  -317px 0px no-repeat; }
	li#nav_4 a:hover, li#nav_4 a.selected-root { background: transparent url(../images/nav_hover.jpg)  -495px 0px no-repeat; }
	li#nav_5 a:hover, li#nav_5 a.selected-root { background: transparent url(../images/nav_hover.jpg)  -645px 0px no-repeat; }
	li#nav_6 a:hover, li#nav_6 a.selected-root { background: transparent url(../images/nav_hover.jpg)  -804px 0px no-repeat; }

	#main-nav ul li strong { display: none; }