// JavaScript Document
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 "";
}

function setCookie(c_name,value,expiredays)
{var exdate=new Date();exdate.setDate(exdate.getDate()+expiredays);
document.cookie=c_name+ "=" +escape(value)+
((expiredays==null) ? "" : ";expires="+exdate.toGMTString());
}

function checkCookie()
{
username=getCookie('username');
if (username!=null && username!="")
  {
  alert('Welcome again '+username+'!');
  }
  else 
  {
  username=prompt('Please enter your name:',"");
  if (username!=null && username!="")
    {
    setCookie('username',username,365);
    }
  }
}

function getQuerystring(variable) { 
var query = window.location.search.substring(1); 
var vars = query.split("&"); 
for (var i=0;i<vars.length;i++) { 
var pair = vars[i].split("="); 
if (pair[0] == variable) { 
return pair[1]; 
} 
} 
//alert('Query Variable ' + variable + ' not found'); 
} 



// Inizia da qui -------------------------------------------------------------------------------------------
if (document.referrer)
	{
	Referrer=document.referrer;
	}
else
	{
	Referrer="";
	}

// VBs> PosizioneSlash=Instr(9,request.ServerVariables("HTTP_REFERER"),"/")
PosizioneSlash=Referrer.indexOf('/',9);
if (PosizioneSlash>0)
{
// VBs> Url=Lcase(Left(request.ServerVariables("HTTP_REFERER"),PosizioneSlash-1))
Url=(Referrer.substring(0,PosizioneSlash)).toLowerCase();
}
else
{
//VBs> Url=Lcase(request.ServerVariables("HTTP_REFERER"))
Url=Referrer.toLowerCase();
}

//ASP> 'response.write(Url & " ")
//alert(Url + " "); //document.write(Url + " ");

/*
'Setta il cookie sender=1 se entrato da sito di Eolnet
'---------------------------------------------------------------------------------------------------------
if (Url="http://www.eolnet.it" or Url="http://www.eoliebooking.com" or Url="http://www.esemar.net" or Url="http://www.isoleeolie.it" or Url="http://www.eolieferries.it") then
	response.cookies("sender")=1
	response.cookies("sender").expires=dateAdd("d", 366, Now())
	response.write("Arrivederci da " & Url)	
end if
*/


if (Url=='http://www.eolnet.it' || Url=='http://www.eoliebooking.com' || Url=='http://www.esemar.net' || Url=='http://www.isoleeolie.it' || Url=='http://www.eolieferries.it')
{
setCookie('sender',1,366);
//document.write('Arrivederci da ' + Url);
}

/* VBS>
' Se c'è una querystring nella pagina imposta la variabile di sessione e il cookie con validità di x giorni
' ---------------------------------------------------------------------------------------------------------
if request.querystring("sd")<>"" then
	response.cookies("sender")=request.querystring("sd")
	response.cookies("sender").expires=dateAdd("d", 366, Now())
end if
*/
if (getQuerystring('sd')=='1')
{
setCookie('sender',1,366);
}

/*
Se non esiste il cookie referer
Imposta il cookie referer (Vale un giorno)
*/
if (getCookie('referer')=="")
	{
	if (document.referrer) 
		{
		setCookie('referer',document.referrer,1);
		}
	else
		setCookie('referer','no_referer',1);	
	}