text: var reg_mb_id_check = function() {
      var result = "";
      $.ajax({
          type: "POST",
          url: g5_bbs_url+"/ajax.mb_id.php",
          data: {
              "reg_mb_id": encodeURIComponent($("#reg_mb_id").val())
          },
          cache: false,
          async: false,
          success: function(data) {
              result = data;
          }
      });
      return result;
  }
  
  
  // 추천인 검사
  var reg_mb_recommend_check = function() {
      var result = "";
      $.ajax({
          type: "POST",
          url: g5_bbs_url+"/ajax.mb_recommend.php",
          data: {
              "reg_mb_recommend": encodeURIComponent($("#reg_mb_recommend").val())
          },
          cache: false,
          async: false,
          success: function(data) {
              result = data;
          }
      });
      return result;
  }
  
  
  var reg_mb_nick_check = function() {
      var result = "";
      $.ajax({
          type: "POST",
          url: g5_bbs_url+"/ajax.mb_nick.php",
          data: {
              "reg_mb_nick": ($("#reg_mb_nick").val()),
              "reg_mb_id": encodeURIComponent($("#reg_mb_id").val())
          },
          cache: false,
          async: false,
          success: function(data) {
              result = data;
          }
      });
      return result;
  }
  
  
  var reg_mb_email_check = function() {
      var result = "";
      $.ajax({
          type: "POST",
          url: g5_bbs_url+"/ajax.mb_email.php",
          data: {
              "reg_mb_email": $("#reg_mb_email").val(),
              "reg_mb_id": encodeURIComponent($("#reg_mb_id").val())
          },
          cache: false,
          async: false,
          success: function(data) {
              result = data;
          }
      });
      return result;
  }
  
  
  var reg_mb_hp_check = function() {
      var result = "";
      $.ajax({
          type: "POST",
          url: g5_bbs_url+"/ajax.mb_hp.php",
          data: {
              "reg_mb_hp": $("#reg_mb_hp").val(),
              "reg_mb_id": encodeURIComponent($("#reg_mb_id").val())
          },
          cache: false,
          async: false,
          success: function(data) {
              result = data;
          }
      });
      return result;
  }