var EV_tracing;
EV_tracing_values = new Array('', 'NULL', 0);
var bites = document.cookie.split("; ");
for (var i=0; i<bites.length; i++) {
	nextbite = bites[i].split("=");
	if (nextbite[0] == 'EV_tracing') EV_tracing = unescape(nextbite[1]);
}
if (EV_tracing) {
	EV_tracing_values = EV_tracing.split(";");}
        //if(document.referrer) alert(document.referrer);
        /* si referer existe et referer!= wineandco */
	if (document.referrer && (document.referrer.search(/^http:\/\/[^\/]*wineandco/) == -1)) {
	  //alert('referer + wineandco' + document.referrer);
		if ((EV_tracing_values[0])&&(EV_tracing_values[0] != 'NULL')) 
                {
                       EV_tracing_values[1] = document.referrer;
                       
                }
		else {
                       EV_tracing_values[0] = document.referrer;
                       EV_tracing_values[1] = document.referrer;
                     }
                
	} else { if (!EV_tracing_values[0]) EV_tracing_values[0] = 'NULL'; }
       var partner;
        if (location.search)
{
          var req = location.search.substring(1,location.search.length);
          if (req.substring(req.lastIndexOf("&")+1,req.lastIndexOf("=")) == 'partner')
           {
            partner = req.substring(req.lastIndexOf("=")+1,req.length);
	    EV_tracing_values[2]++;
	    EV_tracing = EV_tracing_values[0] + ';' + partner + ';' + EV_tracing_values[2];
           }
          else { 
	    if(req.substring(0,req.indexOf("=")) == 'esvt')
	      {
	      var date = new Date();
	      var annee = date.getFullYear();
	      var mois = date.getMonth() + 1;
	      var jour = date.getDate();
	      var heure = date.getHours();
	      var minute = date.getMinutes();
	      //var seconde = date.getSeconds();
		partner = req+" date "+annee+"/"+mois+"/"+jour+" "+heure+":"+minute;
		EV_tracing_values[2]++;
		EV_tracing = EV_tracing_values[0] + ';' + partner + ';' + EV_tracing_values[2];
	      }
	    else
	      {
		partner = '';
		EV_tracing_values[2]++;
		
		EV_tracing = EV_tracing_values[0] + ';' + EV_tracing_values[1] + ';' + EV_tracing_values[2];
	      }
	  }
        }
        else {
	  partner ='';
	  
	  EV_tracing_values[2]++;
	  
	  EV_tracing = EV_tracing_values[0] + ';' + EV_tracing_values[1] + ';' + EV_tracing_values[2];
	}
	var today = new Date();
	var expiry = new Date(today.getTime()+24*60*60*1000);
	document.cookie="EV_tracing=" + escape(EV_tracing) + "; expires=" + expiry.toGMTString() + "; path=/";
	bites = document.cookie.split("; ");