#blobs {
 width: 401px;
 height: 364px;
 background: url(images/cartes/carte_moyen-orient.gif);
 margin: 10px auto; padding: 0;
 position: relative;
}
#blobs li {margin: 0; padding: 0; list-style: none; display: block; position: absolute;}

#blobs a {display: block;}

#blob1 { height:84px; left:0px; top:0px; width:203px; }

#blob1 a {height: 180px;}

#blob1 a:hover {background: url(images/cartes/carte_moyen-orient.gif) -0px -394px no-repeat;}