@charset "utf-8";
.campos1 {
	font-family: Verdana, Geneva, sans-serif;
	font-size: 16px;
	color: #00F;
	text-align: right;
    font-weight: bold;
}
.campos1i {
	font-family: Verdana, Geneva, sans-serif;
	font-size: 16px;
	color: #00F;
    font-weight: bold;
}
.campos2 {
	font-family: Verdana, Geneva, sans-serif;
	font-size: 16px;
}
.campos3 {
	font-family: Verdana, Geneva, sans-serif;
	font-size: 12px;
	color: #FFF;
    font-weight: bold;
}
.campos4 {
	font-family: Verdana, Geneva, sans-serif;
	font-size: 12px;
}
.campos4n {
	font-family: Verdana, Geneva, sans-serif;
	font-size: 12px;
	text-align: right;
}
.peque {
	font-family: Verdana, Geneva, sans-serif;
	font-size: 9px;
	text-align: left;
}
.cabeficha {
	font-family: Verdana, Geneva, sans-serif;
	font-size: 18px;
	color: #00F;
	text-align: center;
    font-weight: bold;
}
.cabemenu {
	font-family: Verdana, Geneva, sans-serif;
	font-size: 24px;
	color: #00F;
	text-align: center;
    font-weight: bold;
}

.blanco {
	font-family: "Lucida Sans Unicode", "Lucida Grande", sans-serif;
	font-size: 16px;
	color: #FFF;
	text-align: center;
}
.normalpeque {
	font-family: "Lucida Sans Unicode", "Lucida Grande", sans-serif;
	font-size: 12px;
	color: #000;
	text-align: center;
}
.curpeque {
	font-family: "Lucida Sans Unicode", "Lucida Grande", sans-serif;
	font-size: 12px;
	font-style:italic;
}
.blancor {
	font-family: "Lucida Sans Unicode", "Lucida Grande", sans-serif;
	font-size: 16px;
	color: #FFF;
	text-align: rigth;
}
.blanco10 {
	font-family: "Lucida Sans Unicode", "Lucida Grande", sans-serif;
	font-size: 10px;
	color: #FFF;
	text-align: center;
}
.blanco12 {
	font-family: "Lucida Sans Unicode", "Lucida Grande", sans-serif;
	font-size: 12px;
	color: #FFF;
	text-align: center;
}
.blanco14 {
	font-family: "Lucida Sans Unicode", "Lucida Grande", sans-serif;
	font-size: 12px;
	color: #FFF;
	text-align: center;
}
.blancopeq {
	font-family: "Lucida Sans Unicode", "Lucida Grande", sans-serif;
	font-size: 9px;
	color: #FFF;
	text-align: center;
}
.blancocentrado {
	text-align: center;
}
.blancocentrado16 {
	font-size: 16px;
}
.rojo1 {
	font-family: Verdana, Geneva, sans-serif;
	font-size: 16px;
	color: #F00;
    font-weight: bold;
}
.rojo2 {
	font-family: Verdana, Geneva, sans-serif;
	font-size: 12px;
	color: #F00;
}
.courier_verde {
	font-family: Courier;
	font-size: 12px;
	color: #093;
	font-weight: bold;
}
.courier_rojo {
	font-family: Courier;
	font-size: 12px;
	color: #F00;
	font-weight: bold;
}
<div id="idCapita"></div>
<script>
// Obtenemos el elemento por su identificador
var d = document.getElementById("idCapita");
d.innerHTML = "El contenido ha sido modificado! [img]imagen.gif[/img]";
</script>