function muestra(option,option1) {
	if(option=="banking" && option1!=option){
		document.location.href='/main-banking.php?opt=banking';	
	}
	if(option=="tournament" && option1!=option){
		document.location.href='/main-tournaments.php?opt=tournament';	
	}
	if(option=="about-us" && option1!=option){
		document.location.href='/main-about-us.php?opt=about-us';		
	}
	if(option=="promotions" && option1!=option){
		document.location.href='/main-promotions.php?opt=promotions';		
	}
	if(option=="games" && option1!=option){
		document.location.href='/blackjack-games-basics.php?opt=games';		
	}
	if(option=="other" && option1!=option){
		document.location.href='/other-games-baccarat.php?opt=other';		
	}
	var elemento = document.getElementById(option);
	if(elemento.className=="oculto"){
		elemento.className = "visible";
	}else{
		elemento.className = "oculto";
	}
}