{source}
<!-- You can place html anywhere within the source tags --><iframe src="https://www.facebook.com/plugins/post.php?href=https%3A%2F%2Fwww.facebook.com%2Fsrednjaskola.kiseljak.7%2Fposts%2F1688150454671118&width=500" width="500" height="805" style="border:none;overflow:hidden" scrolling="no" frameborder="0" allowTransparency="true" allow="encrypted-media"></iframe>


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

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

?>
{/source}