#slideshow {
    position: relative;
  }
  #slideshow div {
    position: absolute;
    top: 0;
    left: 0;
  }
  #submenu {
    position: relative;
	width: 100%;
  }
  #submenu div {
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
  }
  .nascondi {
	visibility: hidden;
  }
  .visibile {
	visibility: visible;
	background-color: #FF9900;
	height:20px;
	border-color:#990000;
	border-style:dotted;
	border-width:thin;
  }

	#dropmenudiv{
		position:absolute;
		border:1px solid black;
		border-bottom-width: 0;
		font:normal 12px Verdana;
		line-height:18px;
		z-index:100;
	}
	
	#dropmenudiv a{
		width: 100%;
		display: block;
		text-indent: 3px;
		border-bottom: 1px solid black;
		padding: 1px 0;
		text-decoration: none;
		font-weight: bold;
	}
	
	#dropmenudiv a:hover{ /*hover background color*/
		background-color: yellow;
	}