// JavaScript Document
//funzioni js

	ns=(document.layers)?1:0;
	ie=(document.all)?1:0;
	ns6=(document.getElementById)?1:0;


function visualizza(n){
		
	if (ie || ns6){
		document.all["layer"+n].style.visibility = "visible";
	} else {
		document.layers['layer'+n].visibility = "show";
	}
}

function nascondi(n){
	if (ie || ns6){
		document.all["layer"+n].style.visibility = "hidden";
	} else {
		document.layers['layer'+n].visibility = "hide";
	}
}