span{
	display:none;
}
#navmenu{
	margin: 0px;
	padding: 0px;
}
#navmenu ul{
	margin: 0px;
	padding: 0px;
} 
#navmenu li{
	margin: 0px;
	padding: 0px;
	list-style: none;	
} 
#navmenu li a{
	padding: 0px;
	margin: 0px;
	display: block;
	height: 23px;
	text-decoration: none;
}
.navinicio a{
	background-image: url(menu-inicio.gif);
	background-repeat: no-repeat;
}
.navinicio a:hover {
	background-position: 0 -23px;
}

.navinstitucional a{
	background-image: url(menu-institucional.gif);
	background-repeat:no-repeat;
}
.navinstitucional a:hover {background-position: 0 -23px;}

.navtiposdetrabajos a{
	background-image: url(menu-tipos-de-trabajos.gif);
	background-repeat:no-repeat;
}
.navtiposdetrabajos a:hover {
	background-position: 0 -23px;
}
.navantecedentes a{
	background-image: url(menu-antecedentes.gif);
	background-repeat:no-repeat;
}
.navantecedentes a:hover {
	background-position: 0 -23px;
}
.navobrasenejecucion a{
	background-image: url(menu-obras-en-ejecucion.gif);
	background-repeat:no-repeat;
}
.navobrasenejecucion a:hover {
	background-position: 0 -23px;
}
.navnovedades a {
	background-image: url(menu-novedades.gif);
	background-repeat:no-repeat;
}
.navnovedades a:hover{
	background-position: 0 -23px;
}
.navrecepciondecv a {
	background-image: url(menu-recepcion-de-cv.gif);
	background-repeat:no-repeat;
}
.navrecepciondecv a:hover{
	background-position: 0 -23px;
}
.navnegocios a{
	background-image: url(menu-negocios.gif);
	background-repeat:no-repeat;
}
.navnegocios a:hover{
	background-position: 0 -23px;
}
.navcontactos a{
	background-image: url(menu-contactos.gif);
	background-repeat:no-repeat;
}
.navcontactos a:hover{
	background-position: 0 -23px;
}
.navalquiler a{
	background-image: url(menu-alquiler-equipos.gif);
	background-repeat:no-repeat;
}
.navalquiler a:hover{
	background-position: 0 -23px;
}