anchor.diff:                <tr>
                   <td class="td-header">Landsat 8</td>
                   <td>USGS</td>
  -                <td>Landsat 8</td>
                   <td>15 m (pansharpened) for RGB, 30 m for other renderers</td>
                   <td>every 16 days</td>
  -                <td>January 2013</td>
  +                <td>March 2013</td>
                   <td>Global</td>
                 </tr>
                 <tr>
                   <td class="td-header">Sentinel-2</td>
                   <td>ESA</td>
  -                <td>MSI</td>
                   <td>10 m</td>
                   <td>every 10 days</td>
  -                <td>October 2016</td>
  +                <td>June 2015</td>
                   <td>Global</td>
                 </tr>
               </tbody>
  
positive.code:         <div class='source_table'>
            <dl class='sources_row'>
              <dt>Function</dt>
              <dd>Shows up-to-date, high-resolution satellite imagery</dd>
            </dl>
            <dl class='sources_row'>
              <dt>Frequency of updates</dt>
              <dd>Daily as cloud-free imagery becomes available</dd>
            </dl>
            <dl class='sources_row'>
              <dt>License</dt>
              <dd><a href="http://www.sentinel-hub.com/about" target="_blank">End User License Agreement</a></dd>
            </dl>
          </div>
  
          <div class='source_summary'>
            <h3 class='overview_title'>Overview</h3>
            <p>This layer shows recent satellite imagery, provided via an API from <a href="http://www.sentinel-hub.com/" target="_blank">Sentinel</a>. The images displayed come from a variety of sensors, listed below.</p>
            <table class="modal-table">
              <thead>
                <tr>
                  <th width="90px">Sensor</th>
                  <th>Owner</th>
                  <th>Platform</th>
                  <th>Resolution</th>
                  <th>Revisit Time</th>
                  <th>Minimum Date</th>
  
negative.code:               <tr>
                  <th width="90px">Sensor</th>
                  <th>Owner</th>
                  <th>Resolution</th>
                  <th>Revisit Time</th>
                  <th>Minimum Date</th>
  