		<abbr title="Advanced Content Filter">ACF</abbr> makes sure that
				no disallowed tags will come to <code>&lt;h1&gt;</code> so the final
				markup is valid. If the user tried to paste some invalid HTML
				into this editor (let's say a list), it would be automatically
				converted into plain text.
			</p>
		</div>
		<h1 id="editor5" contenteditable="true">
			<em>Apollo 11</em> was the spaceflight that landed the first humans, Americans <a href="http://en.wikipedia.org/wiki/Neil_Armstrong" title="Neil 