codigo css

#contenedor {
    position:relative;
	left:0px;
	width:920px;
	height:100%;
	margin: 0px auto;
	text-align:center;
	background-image:url(../imagenes/fondo.gif);
		background-repeat:repeat-y;
		background-position:center;

}

#contenedorcentro {
	position:relative;
	width:820px;
	height:100%;
	margin: 0px auto;
	text-align:center;
	background-color:#FFF;


}

#cabecera {
}

#menu {
}

#jquery {
}


#cuerpo {
	display:block;
	float:left;
	position:relative;
	width:820px;
	height:647px;
	margin: 0px auto;
	text-align:center;
	background-color:#FFF;
}

#contenido {
	float:left;
	width:538px;
	height:557px;
	margin: 0px auto;
	margin-left:11px;
	margin-top:0px;
	text-align:center;
	background-color:#096;
}

#derecha {
	float:left;
	width:261px;
	height:557px;
	margin: 0px auto;
	margin-top:0px;
	text-align:center;
	background-image:url(../imagenes/lateral.gif);
		background-position:center;

}

#footer {
	float:left;
	width:800px;
	height:90px;
	margin-left:11px;
	text-align:center;
	background-image:url(../imagenes/pie.gif);
		background-position:center;


}