function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

///Mostra-Nascondi DIV
function apri_chiudi(div){
	if(document.getElementById(div).style.display == 'block'){
		document.getElementById(div).style.display = 'none';
	} else {
		document.getElementById(div).style.display = 'block';
	}
}  
function apri_chiudi_domanda(domandaid,rispostaid){
	apri_chiudi(rispostaid);
	if (document.getElementById(domandaid).className == 'domandaOff') {
		document.getElementById(domandaid).className = 'domandaOn';
	} else {
		document.getElementById(domandaid).className = 'domandaOff';
	}
	
}

function rollOn_menu(menuid) {
	rollOff_AllMenu('menusin');
	var menu = document.getElementById(menuid);
	if (menu) {
		menu.className = menu.className + " menuHover";
	}	
}

function rollOff_menu(menuid) {
	var menu = document.getElementById(menuid);
	if (menu) {
		menu.className = menu.className.replace(" menuHover",""); 
	}	
}
function rollOff_AllMenu(menuname) {
	var ar_menus = document.getElementsByName("menusin");
	for (i = 0; i < ar_menus.length; i++) {
		ar_menus[i].className = ar_menus[i].className.replace(" menuHover",""); 	
	}
}