anchor.diff:                      
                   <div>
   =======
  +=======
  +
  +                        <tr id="callbackurltr">
  +                            <td><label>Callback URL : </label></td>
  +                            <td><input type="text" id="callbackurl" name="callbackurl" style="width:350px">
  +                            </td>
  +                        </tr>
  +
  +                        <tr id="authzep">
  +                            <td>Authorize Endpoint :</td>
  +                            <td><input type="text" id="authorizeEndpoint" name="authorizeEndpoint" style="width:350px">
  +                            </td>
  +                        </tr>
  +
  +                        <tr id="accessep" style="display:none">
  +                            <td>Access Token Endpoint :</td>
  +                            <td><input type="text" id="accessEndpoint" name="accessEndpoint" style="width:350px"></td>
  +                        </tr>
  +
  +                        <tr id="logutep" style="display:none">
  +                            <td>Logout Endpoint :</td>
  +                            <td><input type="text" id="logoutEndpoint" name="logoutEndpoint" style="width:350px">
  +                            </td>
  +                        </tr>
  +
  +                        <tr id="sessionep" style="display:none">
  +                            <td>Session Iframe Endpoint :</td>
  +                            <td><input type="text" id="sessionIFrameEndpoint" name="sessionIFrameEndpoint"
  +                                       style="width:350px"></td>
  +                        </tr>
  +
  +                        <tr id="pkceOption">
  +                            <td>Use PKCE</td>
  +                            <td><input type="radio" name="use_pkce" value="yes">Yes &nbsp;
  +                                <input type="radio" name="use_pkce" value="no" checked>No
  +                            </td>
  +                        </tr>
  +                        <tr id="pkceMethod">
  +                            <td>PKCE Challenge Method</td>
  +                            <td><input type="radio" name="code_challenge_method" onchange="togglePKCEMethod()"
  +                                       value="S256" checked>S256 &nbsp;
  +                                <input type="radio" name="code_challenge_method" onchange="togglePKCEMethod()"
  +                                       value="plain">plain
  +                            </td>
  +                        </tr>
  +                        <tr id="pkceChallenge">
  +                            <td>PKCE Code Challenge</td>
  +                            <td><input type="text" style="width: 350px" readonly name="code_challenge"
  +                                       value="<%=code_challenge%>"></td>
  +                        </tr>
  +                        <tr id="pkceVerifier">
  +                            <td>PKCE Code Verifier [length : <%=code_verifier.length()%>]</td>
  +                            <td><label><%=code_verifier%>
  +                            </label></td>
  +                        </tr>
  +
  +                        <tr>
  +                            <td colspan="2"><input type="submit" name="authorize" value="Authorize"></td>
  +                        </tr>
  +                        </tbody>
  +                    </table>
  +>>>>>>> 6b631f0... Fixing playground2 sample.
   
                   </form>
               </div>
  
positive.code:                             <td><input type="text" id="scope" name="scope" onchange="setVisibility();">
                              </td>
                          </tr>
  
                          <tr id="callbackurltr">
                              <td><label>Callback URL : </label></td>
  
negative.code:                         <tbody>
                          <tr>
                              <td>Authorization Code :</td>
                              <td><%=code%>
                              </td>
                          </tr>
                          <tr>
                              <td>Callback URL :</td>
  