var LEAD_TRACKING_COOKIE = "lead_tracking_cookie";
/*global window, document, location*/

function _debug(sMessage)
{
  if (window.console)
  {
    //~ console.log(sMessage);
  }
}

function createCookie(name,value,days) 
{
  var expires;
  if (days) 
  {
    var date = new Date();
    date.setTime(date.getTime()+(days*24*60*60*1000));
    expires = "; expires="+date.toGMTString();
  }
  else 
  {
    expires = "";
  }
  document.cookie = name+"="+value+expires+"; path=/;domain=www.cofio.com";
}

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 leadTracking()
{
  var sCookieData = readCookie(LEAD_TRACKING_COOKIE);
  if (sCookieData !== null)
  {
    _debug("cookie '"+LEAD_TRACKING_COOKIE+"' exists value '"+sCookieData+"'");
  }
  else
  {
    sCookieData = document.referrer + "|" + location.href;
    createCookie(LEAD_TRACKING_COOKIE, sCookieData,3652);
    
    _debug("cookie '"+LEAD_TRACKING_COOKIE+"' set to '"+sCookieData);
  }
}


leadTracking();