// JavaScript Document/*FUNZIONE PER CAMBIARE CLASSE*/
function cambiaclass(cName)
{ 

if(cName=='big')
{
document.getElementById('wt').style.width='130';

}
	document.body.className = cName;
	createCookie("style", cName, 7);
}

/*FUNZIONE DI COOKIE PER MEMORIZZARE IL CAMBIO STILE*/
function createCookie(name,value,days)
{
	if (days)
	{
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}

function readCookie(name)
{
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++)
	{
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) 
			return c.substring(nameEQ.length,c.length);
		}
	return null;
}

function eraseCookie(name)
{
	createCookie(name,"",-1);
}


function clearProfile()
{
	var name = "profile";
	createCookie(name, "");
}


function getCookie(c_name)
{
if (document.cookie.length>0)
  {
  c_start=document.cookie.indexOf(c_name + "=")
  if (c_start!=-1)
    { 
    c_start=c_start + c_name.length+1 
    c_end=document.cookie.indexOf(";",c_start)
    if (c_end==-1) c_end=document.cookie.length
    return unescape(document.cookie.substring(c_start,c_end))
    } 
  }
return null
}

window.onload = function vercookie() {
	// Check whether cookies enabled

	   document.cookie = "Enabled=true";
	   var cookieValid = document.cookie;
	   
	   // if retrieving the VALUE we just set actually works 
	   // then we know cookies enabled
	   if (cookieValid.indexOf("Enabled=true") != -1)
	   {
		  cookiesEnabled = true;
		  var valore = getCookie('style');
			if (valore=='null') {
				cambiaclass('little');
			} else {
				size = readCookie('style');
				if (size == null) {
					document.body.className = "little";
				} else {
					cambiaclass(size);
				}
			}
	   }
	   else
	   {
		  cookiesEnabled = false;
		  document.body.className = "little";
	   }
	   //alert(cookiesEnabled);
	
}

function invia(valore) {
	document.form1.tipo.value = valore;
	document.form1.action = "riservata_mod.asp?pagina=riservata";
	document.form1.submit();
}