.texto_tahoma {
	font-family: Tahoma;
	font-size: 12px;
	background-attachment: fixed;
	background-image: none;
	background-repeat: no-repeat;
}
.fondo {
	background-attachment: fixed;
	background-image: url(ec_fondo.jpg);
	background-repeat: no-repeat;
}
.texto_tahoma_chico {

	font-family: Tahoma;
	font-size: 10px;
}