cha0s,
так?
<!DOCTYPE HTML>
<html>
<head>
<title>Untitled</title>
<meta charset="utf-8">
</head>
<style type="text/css">
*{
margin:0px;
padding:0px;
}
div{
display:table;
width:100%;
background:#008000;
height:55px;
}
#mytestul{
display:table-row;
}
#mytestul li:hover{
background:#FF0;
}
#mytestul li{
display:table-cell;
width:10%;
border-right:#000000 1px solid;
list-style:none;
}
#mytestul li:last-child{
border-right:none;
}
</style>
<body>
<div>
<ul id="mytestul" >
<li>1</li>
<li>2</li>
<li>3</li>
<li>4</li>
<li>5</li>
<li>6</li>
<li>7</li>
<li>8</li>
<li>9</li>
<li>9</li>
</ul>
</div>
</body>
</html>