var numero_de_banners = 10;
	var numero_azar = Math.floor(Math.random(1) * numero_de_banners);
	var banner = "";
	
	if (numero_azar == 0){
		banner = '<a href="http://www.aquaplantas.com" target="_blank"><img src="/images/banner/banner_aquaplantas.gif" alt="Venta online de plantas acuáticas para acuarios" border="0" /></a>';
	}
	if (numero_azar == 1){
		banner = '<a href="http://www.acuarioseleccion.com/" target="_blank"><img src="/images/banner/banner_acuarioSeleccion.jpg" alt="Acuarios Selección" border="0" /></a>';
	}
	if (numero_azar == 2){
		banner = '<a href="http://www.mundifauna.es/" target="_blank"><img src="/images/banner/banner_mundifauna.jpg" alt="MundiFauna" border="0" /></a>';
	}
	if (numero_azar == 3){
		banner = '<a href="http://www.teakua.es/" target="_blank"><img src="/images/banner/banner_teakua.gif" alt="Teakua" border="0" /></a>';
	}
	if (numero_azar == 4){
		banner = '<a href="http://www.aquapeix.com/" target="_blank"><img src="/images/banner/banner_aquapeix.gif" alt="Teakua" border="0" /></a>';
	}
	if (numero_azar == 5){
		banner = '<a href="http://www.mascotanature.com" target="_blank"><img src="/images/banner/barner_mascotanature.gif" alt="Teakua" border="0" /></a>';
	}
	if (numero_azar == 6){
		banner = '<a href="http://www.nascapers.es/" target="_blank"><img src="/images/banner/banner_NAscapers.png" alt="nascapers" border="0" /></a>';
	}
	if (numero_azar == 7){
		banner = '<a href="http://www.shoptronica.es/" target="_blank"><img src="/images/banner/banner_shoptronica.gif" alt="shoptronica" border="0" /></a>';
	}
	if (numero_azar == 8){
		banner = '<a href="http://www.comercialveterinaria.com/" target="_blank"><img src="/images/banner/banner_comercialVeterinaria.jpg" alt="Comercial Veterinaria" border="0" /></a>';
	}
	if (numero_azar == 9){
		banner = '<a href="http://www.faciled.es/" target="_blank"><img src="/images/banner/banner_FaciLED.gif" alt="FaciLED" border="0" /></a>';
	}