Here is a list of HTML tags that are allowed in blog posts, forum posts and broadcast messages:
<div>
<p>
<h1>
<h2>
<h3>
<h4>
<h5>
<h6>
<ul>
<ol>
<li>
<dl>
<dt>
<dd>
<address>
<hr>
<pre>
<blockquote>
<center>
<ins>
<del>
<a>
<span>
<bdo>
<br>
<em>
<strong>
<dfn>
<code>
<samp>
<kbd>
<bar>
<cite>
<abbr>
<acronym>
<q>
<sub>
<sup>
<tt>
<i>
<b>
<big>
<small>
<u>
<s>
<strike>
<basefont>
<font>
<object>
<param>
<img>
<table>
<caption>
<colgroup>
<col>
<thead>
<tfoot>
<tbody>
<tr>
<th>
<td>
<embed>
The <script> tag isn’t an allowed tag in HTML and will be stripped from blog posts, forum posts or broadcast messages.