.menu_menu_nav 	{
position: absolute;
top: 50;
left: 10;
		font-family: Arial, Helvetica, Sans-Serif;
		overflow: visible;
		}

.menu_nav ul {
		display: block;
		position: relative;
		list-style: none;
		border: 0;
		}

.menu_nav ul li {
		    position: relative;
			margin: 0px 20px 0 20px;
			}
.current a {
         font-weight: bold;
}

.current ul a {
         font-weight: normal;
}