anchor.diff:      <div class="modal-content">
         <div class="modal-header">
           <button type="button" class="close" data-dismiss="modal">&times;</button>
  -        <h4 class="modal-title">Change SSID</h4>
  +        <h4 class="modal-title">Edit WiFi Network Settings</h4>
         </div>
         <div class="modal-body">
           <form class="form-signin" action="/exec" method="post">
             <div class="form-group">
               <input type="hidden" name="env" value='sh'>
               <input type="hidden" name="cmd" value='wifiap.sh'>
  -            <input type="text" name="ssid" class="form-control" value='<%= net_info[:ssid] %>' required autofocus>
  +            <input type="text" name="ssid" class="form-control" value='<%= net_info[:ssid] %>' required>
  +            <input type="text" name="password" class="form-control" value='<%= net_info[:password] == '-' ? '' : net_info[:password] %>'>
               <button class="btn btn-lg btn-primary btn-block" type="submit">Save</button>
             </div>
           </form>
  
positive.code:           <hr></hr>
            <div class="row">
              <div class="col-xs-12">
                <p>The Service Set IDentifier (SSID) is the name assigned to a Wi-Fi (wireless) network. All devices in the network must use this case-sensitive name to communicate over Wi-Fi, which is a text string up to 32 bytes long. Please press the edit button <i class="fa fa-pencil"></i> on the right of the currently used ssid to change it.</p>
              </div>
            </div>
          </div>
  
negative.code:       </div> 
      </div>
    </div>
    <% end %>
  </div>
  
  
  <!-- edit wifi network modal-->
  <div class="modal fade" id="edit-wifi-network-modal" role="dialog">
    <div class="modal-dialog">
      <!-- Modal content-->
      <div class="modal-content">
        <div class="modal-header">
          <button type="button" class="close" data-dismiss="modal">&times;</button>
          <h4 class="modal-title">Change SSID</h4>
        </div>
        <div class="modal-body">
          <form class="form-signin" action="/exec" method="post">
            <div class="form-group">
              <input type="hidden" name="env" value='sh'>
              <input type="hidden" name="cmd" value='wifiap.sh'>
              <input type="text" name="ssid" class="form-control" value='<%= net_info[:ssid] %>' required autofocus>
              <select class="form-control" name='channel'>
                  <option value='1'>1</option>
                  <option value='2'>2</option>
                  <option value='3'>3</option>
                  <option value='4'>4</option>
                  <option value='5'>5</option>
                  <option value='6'>6</option>
                  <option value='7'>7</option>
                  <option value='8'>8</option>
                  <option value='9'>9</option>
                  <option value='10'>10</option>
                  <option value='11'>11</option>
                  <option value='12'>12</option>
                  <option value='13'>13</option>
                  <option value='14'>14</option>
              </select>
              <input type="text" name="password" class="form-control" value='<%= net_info[:password] == '-' ? '' : net_info[:password] %>'>
              <button class="btn btn-lg btn-primary btn-block" type="submit">Save</button>
            </div>
          </form>
        </div>
      </div>
    </div>
  </div>
  
  <!-- change ssid modal-->
  <div class="modal fade" id="change-ssid-modal" role="dialog">
  