ul {
list-style:none;
border: none;
 width: 166px;
 padding: 0;
 margin: 0;
 }
 ul ul{
 border: none;
 width: 166px;
 }

 ul li li a {
 display: block;
 text-decoration: none;
 font-family:Arial, Helvetica, sans-serif;
 font-size: 11px;
 color:#666;
 font-weight: normal;
 border: none;
 padding: 0px;
 padding-bottom: 5px;
 margin:0;
 width: 156px;
 margin-left: 10px;
 text-align:left;
 }
 ul li li a:hover {
 text-decoration:underline;
 }
 ul li a.home:link, ul li a.home:active, ul li a.home:visited  {
 display: block;
 text-decoration: none;
 font-size: 13px;
 font-weight: normal;
 background-image:url(imagens/homeon.png);
 background-repeat:no-repeat;
 border: none;
 width: 166px;
 height: 43px;
 }
  ul li a.home:hover {
 display: block;
 text-decoration: none;
 font-size: 13px;
 font-weight: normal;
  background-image:url(imagens/homeover.png);
  background-repeat:no-repeat;
 border: none;
 }
  ul li a.institucional:link, ul li a.institucional:active, ul li a.institucional:visited {
 display: block;
 text-decoration: none;
 font-size: 13px;
 font-weight: normal;
 background-image:url(imagens/institucionalon.png);
 background-repeat:no-repeat;
 border: none;
 width: 166px;
 height: 43px;
 }
  ul li a.institucional:hover {
 display: block;
 text-decoration: none;
 font-size: 13px;
 font-weight: normal;
  background-image:url(imagens/institucionalover.png);
  background-repeat:no-repeat;
 border: none;
 }
 ul li a.servicos:link, ul li a.servicos:active, ul li a.servicos:visited  {
 display: block;
 text-decoration: none;
 font-size: 13px;
 font-weight: normal;
 background-image:url(imagens/servicoson.png);
 background-repeat:no-repeat;
 border: none;
 width: 166px;
 height: 43px;
 }
  ul li a.servicos:hover {
 display: block;
 text-decoration: none;
 font-size: 13px;
 font-weight: normal;
  background-image:url(imagens/servicosover.png);
  background-repeat:no-repeat;
 border: none;
 }
  ul li a.cases:link, ul li a.cases:active, ul li a.cases:visited  {
 display: block;
 text-decoration: none;
 font-size: 13px;
 font-weight: normal;
 background-image:url(imagens/caseson.png);
 background-repeat:no-repeat;
 border: none;
 width: 166px;
 height: 43px;
 }
  ul li a.cases:hover {
 display: block;
 text-decoration: none;
 font-size: 13px;
 font-weight: normal;
  background-image:url(imagens/casesover.png);
  background-repeat:no-repeat;
 border: none;
 }
  ul li a.clientes:link, ul li a.clientes:active, ul li a.clientes:visited  {
 display: block;
 text-decoration: none;
 font-size: 13px;
 font-weight: normal;
 background-image:url(imagens/clienteson.png);
 background-repeat:no-repeat;
 border: none;
 width: 166px;
 height: 43px;
 }
  ul li a.clientes:hover {
 display: block;
 text-decoration: none;
 font-size: 13px;
 font-weight: normal;
  background-image:url(imagens/clientesover.png);
  background-repeat:no-repeat;
 border: none;
 }
  ul li a.fotos:link, ul li a.fotos:active, ul li a.fotos:visited  {
 display: block;
 text-decoration: none;
 font-size: 13px;
 font-weight: normal;
 background-image:url(imagens/fotoson.png);
 background-repeat:no-repeat;
 border: none;
 width: 166px;
 height: 43px;
 }
  ul li a.fotos:hover {
 display: block;
 text-decoration: none;
 font-size: 13px;
 font-weight: normal;
  background-image:url(imagens/fotosover.png);
  background-repeat:no-repeat;
 border: none;
 }
  ul li a.contato:link, ul li a.contato:active, ul li a.contato:visited  {
 display: block;
 text-decoration: none;
 font-size: 13px;
 font-weight: normal;
 background-image:url(imagens/contatoon.png);
 background-repeat:no-repeat;
 border: none;
 width: 166px;
 height: 43px;
 }
  ul li a.contato:hover {
 display: block;
 text-decoration: none;
 font-size: 13px;
 font-weight: normal;
  background-image:url(imagens/contatover.png);
  background-repeat:no-repeat;
 border: none;
 }