.liste a .preview
{
	display: none;
}

.liste a:hover .preview
{
	display: block;
	position: absolute;
	top: 0px;
	left: 236px; 
}

.liste img
{
        position: absolute;
	background: #fff;
	border-color: #aaa #ccc #ddd #bbb;
	border-style: solid;
	border-width: 10px;
	color: inherit;
	padding: 2px;
	vertical-align: top;
	width: 200px;
        z-index: 1;
}