ul.caixaComboDinamic {
    position: absolute;
    z-index: 1000;
    max-width: 500px;
    min-width: 200px; /* alterado de 100px para 200px - Antonio Pena (20/05/2010)*/
    max-height: 500px;
    list-style-type: none;
    margin: 0px;
    padding: 5px;
    background: #fff;
    border: #000 3px solid;
    overflow: auto;
}

ul.caixaComboDinamic li {
    list-style-type: none;
    margin: 0px;
	margin-left: 3px;
    padding-left: 0px;
    padding-right: 0px;
    padding-top: 3px;
    padding-bottom: 3px;
    text-align: left;
}

ul.caixaComboDinamic li:hover {
    list-style-type: none;
    margin: 0px;
    padding-left: 0px;
    padding-right: 0px;
    padding-top: 3px;
    padding-bottom: 3px;
    background: red;
    color: #fff;
    text-align: left;
}