function avanti_gallery(cont,arimg){
 if(cont==arimg.length-1){
  return 0;
 }
 return cont+1;
}

function indietro_gallery(cont,arimg){
 if(cont==0){
  return arimg.length-1;
 }
 return cont-1;
}




var toff=30;
var pixel=5;
if(!document.all)
{
toff=100;
}
var id_div_menu = "";
function c2as_mostra_menu(id_div,i){
	c2as_nascondi_menu();
	document.getElementById(id_div).style.display="inline";
	document.getElementById(id_div).style.top=205+(36*i);
	id_div_menu=id_div;
}
function c2as_nascondi_menu(){
	if(id_div_menu!="") {
		document.getElementById(id_div_menu).style.display="none";
	}
}

function visual_menu_over(img1){
	document.getElementById(img1).className = "c2as_visual_menu_hover";
	setTimeout("aumenta('"+img1+"')",toff);
}

function visual_menu_out(img1){
	document.getElementById(img1).className = "c2as_visual_menu";
setTimeout("diminuisci('"+img1+"')",toff);
}

function aumenta(img1){
	var i=0;
	var wuno=eval(document.getElementById(img1).style.width.slice(0,document.getElementById(img1).style.width.length-2));
	if(wuno==105)
	{
		return false;
	}
		document.getElementById(img1).style.width = eval(wuno + pixel)+"px";
	
		setTimeout("aumenta('"+img1+"')",toff);
	return true;
}

function diminuisci(img1){
	document.getElementById(img1).style.width = "70px";
	return true;
	var wuno=eval(document.getElementById(img1).style.width.slice(0,document.getElementById(img1).style.width.length-2));
	if(wuno==70)
	{
		return false;
	}
		document.getElementById(img1).style.width = eval(wuno - pixel)+"px";
	
		setTimeout("diminuisci('"+img1+"')",toff);
	return true;
}

function normalizza_visual_menu(){
}