defined;
<code><i>label</i></code> is a string that will be used to mark this
field in the generated output; and <code><i>plural</i></code> is the
plural form of <code><i>label</i></code>, if different.</p>

<p>It will also be possibile to use the module variable
<code>__<i>tag</i>__</code> to set the value for the newly defined tag.</p>

<p>The following
example illustrates how the <code>@newfield</code> can be used: </p>

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  <tr><th width="50%"