ul.thumb {
	list-style:none;
	margin:0 auto; 
	padding: 0;
	width: 426px;
}
ul.thumb li {
	margin:5px!important; 
	padding:5px!important;
	float:left;
	position:relative;  /* Set the absolute positioning base coordinate */
	width: 120px;
	height: 120px;
}
ul.thumb li img {
	width: 120px; 
	height: 120px; /* Set the small thumbnail size */
	-ms-interpolation-mode: bicubic; /* IE Fix for Bicubic Scaling */
	border: 1px solid #ddd;
	padding: 5px;
	background: #f0f0f0;
	position: absolute;
	left: 0; top: 0;
}
ul.thumb li img.hover {
	background:url(http://static.lolkot.ru/css/images/album_thumb_bg.png) no-repeat center center;  
	border: none;
}