serve minimum)</td>
  </tr>
  <tr class="odd">
  <td><kbd>I</kbd></td>
  <td>Invert Value (Minimum to 0)</td>
  </tr>
  <tr class="even">
  <td><kbd>l</kbd></td>
  <td>Toggle Lock under Mouse Cursor</td>
  </tr>
  <tr class="odd">
  <td><kbd>L</kbd></td>
  <td>Toggle Lock for All</td>
  </tr>
  <tr class="even">
  <td><kbd>n</kbd></td>
  <td>Normalize (Preserve minimum)</td>
  </tr>
  <tr class="odd">
  <td><kbd>N</kbd></td>
  <td>Normalize (Minimum to 0)</td>
  </tr>
  <tr class="even">
  <td><kbd>p</kbd><