function getCookie(name)
{
   var cookie = " " + document.cookie;
   var search = " " + name + "=";
   var setStr = null;
   var offset = 0;
   var end = 0;
   if (cookie.length > 0) {
       offset = cookie.indexOf(search);
       if (offset != -1) {
           offset += search.length;
           end = cookie.indexOf(";", offset);
           if (end == -1) {
               end = cookie.length;
           }
           setStr = unescape(cookie.substring(offset, end));
       }
   }
   return(setStr);
}

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=/";
     return true;
}

createCookie('btizer', 1, 1);
btizer_cookie = getCookie('btizer') == 1? 1: 0;