var today = new Date();
var expiry = new Date(today.getTime() + 1 * 24 * 60 * 60 * 1000);

function getCookieVal (offset) {
  var endstr = document.cookie.indexOf (";", offset);
  if (endstr == -1) { endstr = document.cookie.length; }
  return unescape(document.cookie.substring(offset, endstr));
  }

function GetCookie (name) {
  var arg = name + "=";
  var alen = arg.length;
  var clen = document.cookie.length;
  var i = 0;
  while (i < clen) {
    var j = i + alen;
    if (document.cookie.substring(i, j) == arg) {
      return getCookieVal (j);
      }
    i = document.cookie.indexOf(" ", i) + 1;
    if (i == 0) break; 
    }
  return null;
  }

function SetCookie (name,value,expires) {
  document.cookie = name + "=" + escape (value) +
    ((expires) ? "; expires=" + expires.toGMTString() : "");
  }

function getThis() {
  var myVal = GetCookie('trackMode');
  //alert(myVal);
}