he next
      control).</dd>
    </dl></dd>

  <dt id="option_enterMode"><code>enterMode (string)</code></dt>
  <dd>Determines whether and how new lines are indented when the
  enter key is pressed. The following modes are supported:
    <dl>
      <dt><code>"indent" (the default)</code></dt>
      <dd>Use the mode's indentation rules to give the new line
      the correct indentation.</dd>
      <dt><code>"keep"</code></dt>
      <dd>Indent the line the same as the previous line.</dd>
      <dt><code>"flat