anchor.diff:                  <tr>
                       <td><label>BlazeMeter API version:</label></td>
                       <td>
  -                    <select type="text" id="blazeMeterApiVersion" name="blazeMeterApiVersion">
  +                    <select type="text" id="blazeMeterApiVersion" name="blazeMeterApiVersion" value="<c:out value="${blazeMeterApiVersion}"/>">
                           <option value="autoDetect">Auto Detect</option>
                           <option value="v3">V3(force)</option>
                           <option value="v2">V2(deprecated)</option>
  
positive.code:             </div>
          </div>
      </form>
  </bs:refreshable>
negative.code:             alert("User key is empty!");
              return;
          }
          
  
          BS.ajaxRequest($('BlazeMeterAdminPageForm').action, {
              parameters: 'user_key=' + usrKey
  