Ahi tenes:
Código HTML:
<html>
<head>
<style type="text/css">
.menutitle a{
display: block;
text-decoration: none;
font: bold 12px Arial;
color: black;
width: 115px;
height: 21px;
float: down;
display: downline;
margin-left: 10px;
padding-top: 4px;
background-image:url(bluetab.jpg);
background-repeat: no-repeat;
text-align: center;
}
.menutitle a:hover, .menutitle a.current{
background-image:url(bluetabover.jpg); /*URL to tab image onmouseover */
color: black;
}
.menutitle a:active, .clickeado{
background-image:url(bluetab.jpg);
color:yellow;
border: 1px solid red;
}
.submenu a{
display: block;
text-decoration: none;
font: bold 12px Arial;
color: black;
width: 115px;
height: 22px;
float: down;
display: downline;
margin-left: 40px;
padding-top: 4px;
background-image:url(bluetabover.jpg);
background-repeat: no-repeat;
text-align: center;
}
.submenu a:hover, .submenu a.current{
background-image:url(bluetab.jpg);
color: black;
}
</style>
<script type="text/javascript">
var current = false;
var persistmenu="yes" //"yes" or "no". Make sure each SPAN content contains an incrementing ID starting at 1 (id="sub1", id="sub2", etc)
var persisttype="sitewide" //enter "sitewide" for menu to persist across site, "local" for this page only
if (document.getElementById){ //DynamicDrive.com change
document.write('<style type="text/css">\n')
document.write('.submenu{display: none;}\n')
document.write('</style>\n')
}
function SwitchMenu(e, obj){
if (current)
current.className = '';
e = (!e && window.event) ? window.event.srcElement : e.target;
current = e;
e.className = 'clickeado';
if(document.getElementById){
var el = document.getElementById(obj);
var ar = document.getElementById("masterdiv").getElementsByTagName("span"); //DynamicDrive.com change
if(el.style.display != "block"){ //DynamicDrive.com change
for (var i=0; i<ar.length; i++){
if (ar[i].className=="submenu") //DynamicDrive.com change
ar[i].style.display = "none";
}
el.style.display = "block";
}else{
el.style.display = "none";
}
}
}
function get_cookie(Name) {
var search = Name + "="
var returnvalue = "";
if (document.cookie.length > 0) {
offset = document.cookie.indexOf(search)
if (offset != -1) {
offset += search.length
end = document.cookie.indexOf(";", offset);
if (end == -1)
end = document.cookie.length;
returnvalue = unescape(document.cookie.substring(offset, end));
}
}
return returnvalue;
}
function onloadfunction(){
if (persistmenu=="yes"){
var cookiename=(persisttype=="sitewide")? "switchmenu" : window.location.pathname
var cookievalue=get_cookie(cookiename)
if (cookievalue!="")
document.getElementById(cookievalue).style.display ="block"
}
}
function savemenustate(){
var inc=1, blockid=""
while (document.getElementById("sub"+inc)){
if (document.getElementById("sub"+inc).style.display=="block"){
blockid="sub"+inc
break
}
inc++
}
var cookiename=(persisttype=="sitewide")? "switchmenu" : window.location.pathname
var cookievalue=(persisttype=="sitewide")? blockid+";path=/" : blockid
document.cookie=cookiename+"="+cookievalue
}
if (window.addEventListener)
window.addEventListener("load", onloadfunction, false)
else if (window.attachEvent)
window.attachEvent("onload", onloadfunction)
else if (document.getElementById)
window.onload=onloadfunction
if (persistmenu=="yes" && document.getElementById)
window.onunload=savemenustate;
</script>
</head><body>
<div id="masterdiv">
<div class="menutitle"> <a href = "#" onclick="SwitchMenu(event, 'sub1')">FRENTES</a></div>
<span class="submenu" id="sub1">
<div><a href="crearfrente.php" target = "resultados">Nuevo Frente</a></div>
<div><a href="modificareliminarfrente.php" target = "resultados">Listar</a></div>
</span>
<div class="menutitle"><a href ="vista.php" target = "resultados" onclick="SwitchMenu(event, 'sub2')">PRESUPUESTOS</a></div>
<span class="submenu" id="sub2">
<div><a href="subirpresupuesto.php" target = "resultados"><font size = "0.5">Subir Presupuesto</font></a></div>
<div><a href="unionfrente.php"><font size = "1">Procesar Presupuesto</font></a></div>
<div><a href="copiarpresupuesto.php" target = "resultados">Copiar Trabajo</a></div>
<div><a href="buspresumodeli.php" target = "resultados">Modificar</a></div>
<div><a href="busprerepimp.php" target = "resultados">Imprimir</a></div>
</span>
<div class="menutitle"><a href = "vista.php" target = "resultados" onclick="SwitchMenu(event, 'sub3')">PAQUETES</a></div>
<span class="submenu" id="sub3">
<div><a href="subirpresupuesto.php" target = "resultados"><font size = "0.5">Nuevo Paquete</font></a></div>
<div><a href="unionfrente.php">Modificar Paquete</a></div>
<div><a href="copiarpresupuesto.php" target = "resultados">Eliminar Paquete</a></div>
<div><a href="buspresumodeli.php" target = "resultados">Imprimir Paquete</a></div>
</span>
<div class="menutitle"> <a href = "vista.php" target = "resultados" onclick="SwitchMenu(event, 'sub4')">DESTAJISTAS</a></div>
<span class="submenu" id="sub4">
<div><a href="subirpresupuesto.php" target = "resultados"><font size = "0.5">Nuevo</font></a></div>
<div><a href="unionfrente.php">Modificar</a></div>
<div><a href="copiarpresupuesto.php" target = "resultados">Eliminar</a></div>
<div><a href="buspresumodeli.php" target = "resultados">Imprimir</a></div>
</span>
<div class ="menutitle"><a href = "vista.php" target = "resultados" onclick="SwitchMenu(event, 'sub5')">SUBCONTRATISTAS</a></div>
<span class="submenu" id="sub5">
<div><a href="subirpresupuesto.php" target = "resultados"><font size = "0.5">Nuevo</font></a></div>
<div><a href="unionfrente.php">Modificar</a></div>
<div><a href="copiarpresupuesto.php" target = "resultados">Eliminar</a></div>
<div><a href="buspresumodeli.php" target = "resultados">Imprimir</a></div>
</span>
<div class ="menutitle"><a href = "vista.php" target = "resultados" onclick="SwitchMenu(event, 'sub6')">OTROS PAGOS</a></div>
<span class="submenu" id="sub6">
<div><a href="subirpresupuesto.php" target = "resultados"><font size = "0.5">Estimaciones</font></a></div>
<div><a href="unionfrente.php"><font size = "1">Pago Fondo Garantia</font></a></div>
<div><a href="copiarpresupuesto.php" target = "resultados">Anticipos</a></div>
<div><a href="buspresumodeli.php" target = "resultados">Garantia</a></div>
</span>
<div class = "menutitle"><a href = "vista.php" target = "resultados" onclick = "SwitchMenu(event, 'sub7')">ACUMULADOS</a></div>
<span class ="submenu" id="sub7">
</span>
<div class = "menutitle"><a href = "vista.php" target = "resultados" onclick = "SwitchMenu(event, 'sub8')">CONSULTAS</a></div>
<span class ="submenu" id="sub8">
</span>
<div class = "menutitle"><a href = "#" >REPORTES</a></div>
<span class ="submenu" id="sub9">
</span>
</div>
</body></html> No cambia el color porque tenes algun override, es un quilombo tu codigo ;)