/* remove the bullets, padding and margins from the lists */
.menu_1 ul{
	list-style-type: none;
	padding-left:150px;
	margin: 0;
	background-color: #666666; 
}
/* make the top level links horizontal and position relative so that we can position the sub level */
.menu_1 li{
	float: left;
	position: relative;
	z-index: 100;
	
}

/* use the table to position the dropdown list */
.menu_1 table{
position:absolute;
border-collapse:collapse;
z-index:80;
left:-151px;
top:28px;
}

/* style all the links */
.menu_1 :visited {
	display: block;
	width: 85px;
	padding: 5px;
	color: #FFFFFF;
	background: #666666;
	text-decoration: none;
	margin-right: 1px;
	border: 1px solid #c9c9c9;
	text-align: center;
}
.menu_1 a {
	display: block;
	width: 85px;
	padding: 5px;
	color: #FFFFFF;
	background: #666666;
	text-decoration: none;
	margin-right: 1px;
	border: 1px solid #c9c9c9;
	text-align: center;}
/* style the links hover */
.menu_1 :hover{
	color: #000000;
	text-decoration: none;	
	background: #C9C9C9;
}

/* hide the sub level links */
.menu_1 ul ul {
visibility:hidden;
position:absolute;
width:139px;
height:0;
}
/* make the sub level visible on hover list or link */
.menu_1 ul a:hover ul{
visibility:visible;
}
.menu_1 ul li:hover ul{
visibility:visible;
}