div#nav ul {margin: 0; padding: 0; background: #fff; border: 1px solid #ccc; border-width: 0;}

div#nav li {
 position: relative;
 background: url("../images/head/menu-zalozka.jpg");
 list-style: none;
 margin: 0;
 float: left;
 width: 112px;
 line-height: 1em;
 text-align:center;
}

.partneri {width: 170px !important; background: url("../images/head/menu-zalozka-partneri.jpg") !important;}
.partneri:hover {width: 170px; background: url("../images/head/menu-zalozka-partneri.jpg");}
.partneri a {display: block !important; padding: 12px 0 6px 0; width: 170px !important;}

div#nav li:hover {background: url("../images/head/menu-zalozka.jpg"); }

div#nav li a {display: block; padding: 12px 0 6px 0; width:112px;}

div#nav>ul a {width: auto;}

div#nav ul.level1 li.submenu:hover ul.level2, 
div#nav ul.level2 li.submenu:hover ul.level3 {display:block;}