<img>
or
<object>
must include width and height attributes.<div class="slide">
and <img class="incremental" />
will be faded.
The header, the footer and the background remain unaffected.
The overall duration for slides and incrementals is adjustable.<table>
must include class="piechart" or
class="barchart" or class="linechart" and
an id with the suffix "_data". The <canvas>
must include width and height attributes and the same id
like the table, but with the suffix "_canvas". Further instructions can be found at References.