nning) that._request(that.queue.shift());
      }
    }}
    
    ge("loader").style.display = "block";
    
    var p = "";
    if(req.params instanceof FormData){
      p = req.params;
    } else if(req.params instanceof Object){
      for (var key in req.params) {
        if(p === "")
          p += (req.method === "GET")?"?":"";
        else
          p += "&";
        p += encodeURIComponent(key)+"="+encodeURIComponent(req.params[key]);
      };
    }
    
    this.xmlhttp = new XMLHttpRequest();
    t