// JavaScript Document

var a=null,b=null,c=null;
function muestra(ban,imagenr,fruta){
	if(a){
		document.getElementById(a).style.display="none";
		document.getElementById(b).style.display="none";
		document.getElementById(c).style.display="none";
		document.getElementById(ban).style.display="block";
		document.getElementById(imagenr).style.display="block";
		document.getElementById(fruta).style.display="block";
		a=ban;
		b=imagenr;
		c=fruta;
			}
		else{
			for (i=0;i<=2;i++){
				document.getElementById(arguments[i]).style.display="block";
				}
			a=ban;
			b=imagenr;
			c=fruta;
		}
		
					
	}