js創建post請求 提交post請求：隱藏請求參數

/**js提交post請求：隱藏請求參數**/function postDetail(URL, PARAMTERS) {
    //創建form表單
    var temp_form = document.createElement("form");
    temp_form.action = URL;
    //如需打開新窗口，form的target屬性要設置爲'_blank'
    temp_form.target = "_blank";
    temp_form.method = "post";
    temp_form.style.display = "none";
    //添加參數
    for (var item in PARAMTERS) {
      var opt = document.createElement("textarea");
      opt.name = PARAMTERS[item].name;
      opt.value = PARAMTERS[item].value;
      temp_form.appendChild(opt);
    }
    document.body.appendChild(temp_form);
    //提交數據
    temp_form.submit();
  }//調用
//var param = new Array();//param.push({ "name":"id","value":"id123"});
//var serverUrl = "/a/save";//postDetail(serverUrl,param);