ul.vertical_dropdown
	{
	display: block;
	list-style: none;
	margin: 0;
	padding: 0;
	float: left; /* floats will contain other floats */
	width: 100%;
	}

ul.vertical_dropdown ul,
ul.vertical_dropdown li
	{
	margin: 0;
	padding: 0;
	list-style: none;
    font-size: 12px;
	}

ul.vertical_dropdown:after
	{
	content: " ";
	clear: both;
	display: block;
	font-size: 0;
	visibility: hidden;
	}

ul.vertical_dropdown li.top_menu
	{
	display: block;
	float: left;
	/* set width: 160px */
	position: relative;
	}

ul.vertical_dropdown a
	{
	display: block;
	}

ul.vertical_dropdown ul
	{
	display: none;
	position: absolute;
	/* override left and right to compensate for borders */
	}


ul.vertical_dropdown li.top_menu:hover ul,
ul.vertical_dropdown li.top_menu.hover ul
	{
	display: block;
	}