         <tr>
           <td colspan="2"><b><u>Network Info</u></b></td>
         </tr>
         <tr>
           <td><b>Difficulty</b></td>
           <td id="b-diff" class="right"></td>
         </tr>
         <tr>
           <td><b>Current Block</b></td>
           <td id="b-nblock" class="right"></td>
         </tr>
