利用 jQuery Clone 复制行(8)

              radio.id = id;
              radio.oldId = oldId;
              radio.name = name;
              radio.newname = newname;
              // IE7's Bug
              radio.checked = document.getElementById(oldId).checked;
              radios[radios.length] = radio;
        
              if($(this).next().attr("for") != "") {
                  $(this).next().attr("for", id);
              }
           
              if (!needCopyValue) {
               $(this).attr("checked", "");
              }
          }
          else if ($(this).attr("tagName") == "SELECT") {
           if (needCopyValue) {
              $(this).val(document.getElementById(oldId).value);
           }
          }
          else if ($(this).attr("tagName") == "TEXTAREA" ||
                   $(this).attr("type") == "text" ||
                   $(this).attr("type") == "hidden") {
           if (!needCopyValue) {
               $(this).val("");
           }
          }
      });

      // insert into document