{source}
<!-- You can place html anywhere within the source tags -->
<iframe src="https://www.google.com/maps/embed?pb=!1m18!1m12!1m3!1d3023.580522668624!2d13.858827315647273!3d40.72724997933029!2m3!1f0!2f0!3f0!3m2!1i1024!2i768!4f13.1!3m3!1m2!1s0x133b40fc0a6d9b57%3A0xb7a6db374ab99659!2sBettina+Buttgen+Arte+da+indossare!5e0!3m2!1sit!2sit!4v1507136204517" width="100%" height="450" frameborder="0" style="border:0" allowfullscreen></iframe>

<script language="javascript" type="text/javascript">
// You can place JavaScript like this

</script>
<?php
// You can place PHP like this

?>
{/source}